Attachment 1447705 Details for Bug 1568097 – coredumpctl gdb

coredumpctl gdb

coredumpctl gdb.txt (text/plain), 449.31 KB, created by Chris Murphy on 2018-06-05 04:29:42 UTC

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Creator: Chris Murphy

Created: 2018-06-05 04:29:42 UTC

Size: 449.31 KB

patch

obsolete

>
>[chris@f28h ~]$ sudo coredumpctl gdb 3410
>           PID: 3410 (Web Content)
>           UID: 1000 (chris)
>           GID: 1000 (chris)
>        Signal: 11 (SEGV)
>     Timestamp: Mon 2018-06-04 21:48:38 MDT (35min ago)
>  Command Line: /usr/lib64/firefox/firefox -contentproc -childID 14 -isForBrowser -boolPrefs 36:1|183:1|231:1|237:1|299:0| -stringPrefs 285:36;d0ab5a25-dac1-403b-a863-0cc2fe0868d6| -schedulerPrefs 0001,2 -greomni /usr/lib64/firefox/omni.ja -appomni /usr/lib64/firefox/browser/omni.ja -appdir /usr/lib64/firefox/browser 2457 true tab
>    Executable: /usr/lib64/firefox/firefox
> Control Group: /user.slice/user-1000.slice/session-2.scope
>          Unit: session-2.scope
>         Slice: user-1000.slice
>       Session: 2
>     Owner UID: 1000 (chris)
>       Boot ID: d9f015a4295d4cf8b361f217432c7b6a
>    Machine ID: bbe68372db9f4c589a1f67f008e70864
>      Hostname: f28h.local
>       Storage: /var/lib/systemd/coredump/core.Web\x20Content.1000.d9f015a4295d4cf8b361f217432c7b6a.3410.1528170518000000.lz4
>       Message: Process 3410 (Web Content) of user 1000 dumped core.
>                
>                Stack trace of thread 3414:
>                #0  0x00007f233c775473 _ZN7mozilla3ipc14MessageChannel22OnChannelErrorFromLinkEv.cold.773 (libxul.so)
>                #1  0x00007f233ccb86e3 _ZN7mozilla3ipc11ProcessLink14OnChannelErrorEv (libxul.so)
>                #2  0x00007f233cca0bca event_process_active_single_queue.isra.127 (libxul.so)
>                #3  0x00007f233cca11df event_base_loop (libxul.so)
>                #4  0x00007f233cc867ce _ZN4base19MessagePumpLibevent3RunEPNS_11MessagePump8DelegateE (libxul.so)
>                #5  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #6  0x00007f233cc96b55 _ZN4base6Thread10ThreadMainEv (libxul.so)
>                #7  0x00007f233cc862ee _ZL10ThreadFuncPv (libxul.so)
>                #8  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #9  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3415:
>                #0  0x00007f234c8e1589 __GI___poll (libc.so.6)
>                #1  0x00007f23480acbe6 n/a (libglib-2.0.so.0)
>                #2  0x00007f23480acd10 g_main_context_iteration (libglib-2.0.so.0)
>                #3  0x00007f23480acd61 n/a (libglib-2.0.so.0)
>                #4  0x00007f23480d4f2a n/a (libglib-2.0.so.0)
>                #5  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #6  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3416:
>                #0  0x00007f234c8e1589 __GI___poll (libc.so.6)
>                #1  0x00007f23480acbe6 n/a (libglib-2.0.so.0)
>                #2  0x00007f23480acfa2 g_main_loop_run (libglib-2.0.so.0)
>                #3  0x00007f234869d6ba n/a (libgio-2.0.so.0)
>                #4  0x00007f23480d4f2a n/a (libglib-2.0.so.0)
>                #5  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #6  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3419:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x000055f2cb56db25 _ZN7mozilla6detail21ConditionVariableImpl8wait_forERNS0_9MutexImplERKNS_16BaseTimeDurationINS_27TimeDurationValueCalculatorEEE (firefox)
>                #3  0x00007f233fabb54f _ZN2js12HelperThread10threadLoopEv (libxul.so)
>                #4  0x00007f233fab69ae _ZN2js6detail16ThreadTrampolineIRFvPvEJPNS_12HelperThreadEEE5StartES2_ (libxul.so)
>                #5  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #6  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3417:
>                #0  0x00007f234d70087a futex_abstimed_wait_cancelable (libpthread.so.0)
>                #1  0x00007f234c1cd093 pt_TimedWait (libnspr4.so)
>                #2  0x00007f234c1cd54e PR_WaitCondVar (libnspr4.so)
>                #3  0x00007f233cf3319c _ZL12WatchdogMainPv (libxul.so)
>                #4  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #5  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #6  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3423:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x00007f233c873903 _ZN7mozilla11HangMonitor10ThreadMainEPv (libxul.so)
>                #3  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #4  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #5  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3418:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x000055f2cb56db25 _ZN7mozilla6detail21ConditionVariableImpl8wait_forERNS0_9MutexImplERKNS_16BaseTimeDurationINS_27TimeDurationValueCalculatorEEE (firefox)
>                #3  0x00007f233fabb54f _ZN2js12HelperThread10threadLoopEv (libxul.so)
>                #4  0x00007f233fab69ae _ZN2js6detail16ThreadTrampolineIRFvPvEJPNS_12HelperThreadEEE5StartES2_ (libxul.so)
>                #5  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #6  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3429:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x00007f233c87e932 _ZN7mozilla16ThreadEventQueueINS_10EventQueueEE8GetEventEbPNS_13EventPriorityE (libxul.so)
>                #3  0x00007f233c8824eb _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #4  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #5  0x00007f233ccb58fa _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #6  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #7  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #8  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #9  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #10 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3420:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x000055f2cb56db25 _ZN7mozilla6detail21ConditionVariableImpl8wait_forERNS0_9MutexImplERKNS_16BaseTimeDurationINS_27TimeDurationValueCalculatorEEE (firefox)
>                #3  0x00007f233fabb54f _ZN2js12HelperThread10threadLoopEv (libxul.so)
>                #4  0x00007f233fab69ae _ZN2js6detail16ThreadTrampolineIRFvPvEJPNS_12HelperThreadEEE5StartES2_ (libxul.so)
>                #5  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #6  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3431:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x00007f233c87e932 _ZN7mozilla16ThreadEventQueueINS_10EventQueueEE8GetEventEbPNS_13EventPriorityE (libxul.so)
>                #3  0x00007f233c8824eb _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #4  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #5  0x00007f233ccb58fa _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #6  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #7  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #8  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #9  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #10 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3421:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x000055f2cb56db25 _ZN7mozilla6detail21ConditionVariableImpl8wait_forERNS0_9MutexImplERKNS_16BaseTimeDurationINS_27TimeDurationValueCalculatorEEE (firefox)
>                #3  0x00007f233fabb54f _ZN2js12HelperThread10threadLoopEv (libxul.so)
>                #4  0x00007f233fab69ae _ZN2js6detail16ThreadTrampolineIRFvPvEJPNS_12HelperThreadEEE5StartES2_ (libxul.so)
>                #5  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #6  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3432:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x00007f233c87e932 _ZN7mozilla16ThreadEventQueueINS_10EventQueueEE8GetEventEbPNS_13EventPriorityE (libxul.so)
>                #3  0x00007f233c8824eb _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #4  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #5  0x00007f233ccb58fa _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #6  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #7  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #8  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #9  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #10 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3422:
>                #0  0x00007f234c8e1589 __GI___poll (libc.so.6)
>                #1  0x00007f234c1cf020 _pr_poll_with_poll (libnspr4.so)
>                #2  0x00007f233c92e516 _ZN7mozilla3net24nsSocketTransportService4PollEPjPNS_16BaseTimeDurationINS_27TimeDurationValueCalculatorEEE (libxul.so)
>                #3  0x00007f233c92f038 _ZN7mozilla3net24nsSocketTransportService15DoPollIterationEPNS_16BaseTimeDurationINS_27TimeDurationValueCalculatorEEE (libxul.so)
>                #4  0x00007f233c92f2b0 _ZN7mozilla3net24nsSocketTransportService3RunEv (libxul.so)
>                #5  0x00007f233c88255f _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #6  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #7  0x00007f233ccb58ba _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #8  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #9  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #10 0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #11 0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #12 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3440:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x00007f233c87e932 _ZN7mozilla16ThreadEventQueueINS_10EventQueueEE8GetEventEbPNS_13EventPriorityE (libxul.so)
>                #3  0x00007f233c8824eb _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #4  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #5  0x00007f233ccb58fa _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #6  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #7  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #8  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #9  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #10 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3426:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x00007f233c87e932 _ZN7mozilla16ThreadEventQueueINS_10EventQueueEE8GetEventEbPNS_13EventPriorityE (libxul.so)
>                #3  0x00007f233c8824eb _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #4  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #5  0x00007f233ccb58fa _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #6  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #7  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #8  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #9  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #10 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3441:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x00007f23401a9ec0 _ZN10rayon_core5sleep5Sleep5sleep17h91ee8ad3a5413644E (libxul.so)
>                #2  0x00007f23401ac8fc _ZN10rayon_core8registry12WorkerThread15wait_until_cold17h6d5e40a7a091c4a6E (libxul.so)
>                #3  0x00007f23401ac78f _ZN3std10sys_common9backtrace28__rust_begin_short_backtrace17hd0a4915726e1edb4E (libxul.so)
>                #4  0x00007f23401ac3ba _ZN50_$LT$F$u20$as$u20$alloc..boxed..FnBox$LT$A$GT$$GT$8call_box17h44d86eddc2a68b70E (libxul.so)
>                #5  0x00007f23401c5f24 _ZN3std3sys4unix6thread6Thread3new12thread_start17h4c55764ae83701faE (libxul.so)
>                #6  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #7  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3428:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x00007f233cc94c38 _ZN4base13WaitableEvent9TimedWaitERKNS_9TimeDeltaE (libxul.so)
>                #2  0x00007f233cc94c78 _ZN4base13WaitableEvent4WaitEv (libxul.so)
>                #3  0x00007f233cc87768 _ZN4base18MessagePumpDefault3RunEPNS_11MessagePump8DelegateE (libxul.so)
>                #4  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #5  0x00007f233cc96b55 _ZN4base6Thread10ThreadMainEv (libxul.so)
>                #6  0x00007f233cc862ee _ZL10ThreadFuncPv (libxul.so)
>                #7  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #8  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3442:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x00007f23401a9ec0 _ZN10rayon_core5sleep5Sleep5sleep17h91ee8ad3a5413644E (libxul.so)
>                #2  0x00007f23401ac8fc _ZN10rayon_core8registry12WorkerThread15wait_until_cold17h6d5e40a7a091c4a6E (libxul.so)
>                #3  0x00007f23401ac78f _ZN3std10sys_common9backtrace28__rust_begin_short_backtrace17hd0a4915726e1edb4E (libxul.so)
>                #4  0x00007f23401ac3ba _ZN50_$LT$F$u20$as$u20$alloc..boxed..FnBox$LT$A$GT$$GT$8call_box17h44d86eddc2a68b70E (libxul.so)
>                #5  0x00007f23401c5f24 _ZN3std3sys4unix6thread6Thread3new12thread_start17h4c55764ae83701faE (libxul.so)
>                #6  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #7  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3430:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x00007f233c87e932 _ZN7mozilla16ThreadEventQueueINS_10EventQueueEE8GetEventEbPNS_13EventPriorityE (libxul.so)
>                #3  0x00007f233c8824eb _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #4  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #5  0x00007f233ccb58fa _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #6  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #7  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #8  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #9  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #10 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3443:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x00007f23401a9ec0 _ZN10rayon_core5sleep5Sleep5sleep17h91ee8ad3a5413644E (libxul.so)
>                #2  0x00007f23401ac8fc _ZN10rayon_core8registry12WorkerThread15wait_until_cold17h6d5e40a7a091c4a6E (libxul.so)
>                #3  0x00007f23401ac78f _ZN3std10sys_common9backtrace28__rust_begin_short_backtrace17hd0a4915726e1edb4E (libxul.so)
>                #4  0x00007f23401ac3ba _ZN50_$LT$F$u20$as$u20$alloc..boxed..FnBox$LT$A$GT$$GT$8call_box17h44d86eddc2a68b70E (libxul.so)
>                #5  0x00007f23401c5f24 _ZN3std3sys4unix6thread6Thread3new12thread_start17h4c55764ae83701faE (libxul.so)
>                #6  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #7  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3444:
>                #0  0x00007f234d700918 futex_reltimed_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56daa4 _ZN7mozilla6detail21ConditionVariableImpl8wait_forERNS0_9MutexImplERKNS_16BaseTimeDurationINS_27TimeDurationValueCalculatorEEE (firefox)
>                #2  0x00007f233c883f3b _ZN12nsThreadPool3RunEv (libxul.so)
>                #3  0x00007f233c88255f _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #4  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #5  0x00007f233ccb58ba _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #6  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #7  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #8  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #9  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #10 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3455:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x00007f233c87e932 _ZN7mozilla16ThreadEventQueueINS_10EventQueueEE8GetEventEbPNS_13EventPriorityE (libxul.so)
>                #3  0x00007f233c8824eb _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #4  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #5  0x00007f233ccb58fa _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #6  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #7  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #8  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #9  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #10 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3459:
>                #0  0x00007f234d7037fd __lll_lock_wait (libpthread.so.0)
>                #1  0x00007f234d6fccf4 __GI___pthread_mutex_lock (libpthread.so.0)
>                #2  0x00007f233fe172a7 _ZN3std10sys_common9backtrace28__rust_begin_short_backtrace17hf6ae974e23ae723bE (libxul.so)
>                #3  0x00007f233fe1618a _ZN50_$LT$F$u20$as$u20$alloc..boxed..FnBox$LT$A$GT$$GT$8call_box17h748657975d02f297E (libxul.so)
>                #4  0x00007f23401c5f24 _ZN3std3sys4unix6thread6Thread3new12thread_start17h4c55764ae83701faE (libxul.so)
>                #5  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #6  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3457:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x00007f233c87e932 _ZN7mozilla16ThreadEventQueueINS_10EventQueueEE8GetEventEbPNS_13EventPriorityE (libxul.so)
>                #3  0x00007f233c8824eb _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #4  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #5  0x00007f233ccb58fa _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #6  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #7  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #8  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #9  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #10 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3460:
>                #0  0x00007f234d7037fd __lll_lock_wait (libpthread.so.0)
>                #1  0x00007f234d6fccf4 __GI___pthread_mutex_lock (libpthread.so.0)
>                #2  0x00007f233fe172a7 _ZN3std10sys_common9backtrace28__rust_begin_short_backtrace17hf6ae974e23ae723bE (libxul.so)
>                #3  0x00007f233fe1618a _ZN50_$LT$F$u20$as$u20$alloc..boxed..FnBox$LT$A$GT$$GT$8call_box17h748657975d02f297E (libxul.so)
>                #4  0x00007f23401c5f24 _ZN3std3sys4unix6thread6Thread3new12thread_start17h4c55764ae83701faE (libxul.so)
>                #5  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #6  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3461:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x00007f23401cc679 _ZN3std6thread4park17hac72d895c8378abaE (libxul.so)
>                #2  0x00007f233fe167a5 _ZN3std10sys_common9backtrace28__rust_begin_short_backtrace17hf6ae974e23ae723bE (libxul.so)
>                #3  0x00007f233fe1618a _ZN50_$LT$F$u20$as$u20$alloc..boxed..FnBox$LT$A$GT$$GT$8call_box17h748657975d02f297E (libxul.so)
>                #4  0x00007f23401c5f24 _ZN3std3sys4unix6thread6Thread3new12thread_start17h4c55764ae83701faE (libxul.so)
>                #5  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #6  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3425:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x00007f233d453ff2 _ZN7mozilla5image14DecodePoolImpl13PopWorkLockedEb (libxul.so)
>                #3  0x00007f233d454358 _ZN7mozilla5image16DecodePoolWorker3RunEv (libxul.so)
>                #4  0x00007f233c88255f _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #5  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #6  0x00007f233ccb58ba _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #7  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #8  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #9  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #10 0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #11 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3462:
>                #0  0x00007f234d7037fd __lll_lock_wait (libpthread.so.0)
>                #1  0x00007f234d6fccf4 __GI___pthread_mutex_lock (libpthread.so.0)
>                #2  0x00007f233fe172a7 _ZN3std10sys_common9backtrace28__rust_begin_short_backtrace17hf6ae974e23ae723bE (libxul.so)
>                #3  0x00007f233fe1618a _ZN50_$LT$F$u20$as$u20$alloc..boxed..FnBox$LT$A$GT$$GT$8call_box17h748657975d02f297E (libxul.so)
>                #4  0x00007f23401c5f24 _ZN3std3sys4unix6thread6Thread3new12thread_start17h4c55764ae83701faE (libxul.so)
>                #5  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #6  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3446:
>                #0  0x00007f234d700918 futex_reltimed_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56daa4 _ZN7mozilla6detail21ConditionVariableImpl8wait_forERNS0_9MutexImplERKNS_16BaseTimeDurationINS_27TimeDurationValueCalculatorEEE (firefox)
>                #2  0x00007f233d453f8f _ZN7mozilla5image14DecodePoolImpl13PopWorkLockedEb (libxul.so)
>                #3  0x00007f233d454358 _ZN7mozilla5image16DecodePoolWorker3RunEv (libxul.so)
>                #4  0x00007f233c88255f _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #5  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #6  0x00007f233ccb58ba _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #7  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #8  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #9  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #10 0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #11 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3463:
>                #0  0x00007f234d700918 futex_reltimed_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56daa4 _ZN7mozilla6detail21ConditionVariableImpl8wait_forERNS0_9MutexImplERKNS_16BaseTimeDurationINS_27TimeDurationValueCalculatorEEE (firefox)
>                #2  0x00007f233c883f3b _ZN12nsThreadPool3RunEv (libxul.so)
>                #3  0x00007f233c88255f _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #4  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #5  0x00007f233ccb58fa _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #6  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #7  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #8  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #9  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #10 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3453:
>                #0  0x00007f234d700918 futex_reltimed_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56daa4 _ZN7mozilla6detail21ConditionVariableImpl8wait_forERNS0_9MutexImplERKNS_16BaseTimeDurationINS_27TimeDurationValueCalculatorEEE (firefox)
>                #2  0x00007f233c883f3b _ZN12nsThreadPool3RunEv (libxul.so)
>                #3  0x00007f233c88255f _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #4  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #5  0x00007f233ccb58fa _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #6  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #7  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #8  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #9  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #10 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3458:
>                #0  0x00007f234c8e6a19 syscall (libc.so.6)
>                #1  0x00007f233cc9c5ee epoll_wait (libxul.so)
>                #2  0x00007f233fe24103 _ZN10tokio_core7reactor4Core4poll17h01f2762cfd4eff1bE (libxul.so)
>                #3  0x00007f233fe0bb03 _ZN8audioipc4core12spawn_thread28_$u7b$$u7b$closure$u7d$$u7d$17h5543a673e79d2a39E (libxul.so)
>                #4  0x00007f233fe0a228 _ZN3std10sys_common9backtrace28__rust_begin_short_backtrace17he841204a61573510E (libxul.so)
>                #5  0x00007f233fe0a19a _ZN50_$LT$F$u20$as$u20$alloc..boxed..FnBox$LT$A$GT$$GT$8call_box17h4b4fe806f2073f72E (libxul.so)
>                #6  0x00007f23401c5f24 _ZN3std3sys4unix6thread6Thread3new12thread_start17h4c55764ae83701faE (libxul.so)
>                #7  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #8  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3454:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x00007f233c87e932 _ZN7mozilla16ThreadEventQueueINS_10EventQueueEE8GetEventEbPNS_13EventPriorityE (libxul.so)
>                #3  0x00007f233c8824eb _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #4  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #5  0x00007f233ccb58fa _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #6  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #7  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #8  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #9  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #10 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3410:
>                #0  0x00007f234c8e1589 __GI___poll (libc.so.6)
>                #1  0x00007f233e79d688 _ZL11PollWrapperP8_GPollFDji (libxul.so)
>                #2  0x00007f23480acbe6 n/a (libglib-2.0.so.0)
>                #3  0x00007f23480acd10 g_main_context_iteration (libglib-2.0.so.0)
>                #4  0x00007f233e79d703 _ZN10nsAppShell22ProcessNextNativeEventEb (libxul.so)
>                #5  0x00007f233e76ade6 _ZN14nsBaseAppShell24DoProcessNextNativeEventEb (libxul.so)
>                #6  0x00007f233e76afbe _ZN14nsBaseAppShell18OnProcessNextEventEP17nsIThreadInternalb (libxul.so)
>                #7  0x00007f233c882425 _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #8  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #9  0x00007f233ccb56f0 _ZN7mozilla3ipc11MessagePump3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #10 0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #11 0x00007f233e767a1c _ZN14nsBaseAppShell3RunEv (libxul.so)
>                #12 0x00007f233f66eb8b _Z15XRE_RunAppShellv (libxul.so)
>                #13 0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #14 0x00007f233f66f00b _Z20XRE_InitChildProcessiPPcPK12XREChildData (libxul.so)
>                #15 0x000055f2cb5623ba _Z20content_process_mainPN7mozilla9BootstrapEiPPc (firefox)
>                #16 0x000055f2cb561d24 main (firefox)
>                #17 0x00007f234c81518b __libc_start_main (libc.so.6)
>                #18 0x000055f2cb561fda _start (firefox)
>                
>                Stack trace of thread 3456:
>                #0  0x00007f234c8e1589 __GI___poll (libc.so.6)
>                #1  0x00007f23480acbe6 n/a (libglib-2.0.so.0)
>                #2  0x00007f23480acd10 g_main_context_iteration (libglib-2.0.so.0)
>                #3  0x00007f22fcbfae4d dconf_gdbus_worker_thread (libdconfsettings.so)
>                #4  0x00007f23480d4f2a n/a (libglib-2.0.so.0)
>                #5  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #6  0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3445:
>                #0  0x00007f234d70052c futex_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56d93b _ZN7mozilla6detail21ConditionVariableImpl4waitERNS0_9MutexImplE (firefox)
>                #2  0x00007f233d453ff2 _ZN7mozilla5image14DecodePoolImpl13PopWorkLockedEb (libxul.so)
>                #3  0x00007f233d454358 _ZN7mozilla5image16DecodePoolWorker3RunEv (libxul.so)
>                #4  0x00007f233c88255f _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #5  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #6  0x00007f233ccb58ba _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #7  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #8  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #9  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #10 0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #11 0x00007f234c8ec00f __clone (libc.so.6)
>                
>                Stack trace of thread 3424:
>                #0  0x00007f234d700918 futex_reltimed_wait_cancelable (libpthread.so.0)
>                #1  0x000055f2cb56daa4 _ZN7mozilla6detail21ConditionVariableImpl8wait_forERNS0_9MutexImplERKNS_16BaseTimeDurationINS_27TimeDurationValueCalculatorEEE (firefox)
>                #2  0x00007f233c8879bf _ZN11TimerThread3RunEv (libxul.so)
>                #3  0x00007f233c88255f _ZN8nsThread16ProcessNextEventEbPb (libxul.so)
>                #4  0x00007f233c88b1ec _Z19NS_ProcessNextEventP9nsIThreadb (libxul.so)
>                #5  0x00007f233ccb58fa _ZN7mozilla3ipc28MessagePumpForNonMainThreads3RunEPN4base11MessagePump8DelegateE (libxul.so)
>                #6  0x00007f233cc88c59 _ZN11MessageLoop3RunEv (libxul.so)
>                #7  0x00007f233c882f1f _ZN8nsThread10ThreadFuncEPv (libxul.so)
>                #8  0x00007f234c1d3318 _pt_root (libnspr4.so)
>                #9  0x00007f234d6fa594 start_thread (libpthread.so.0)
>                #10 0x00007f234c8ec00f __clone (libc.so.6)
>
>GNU gdb (GDB) Fedora 8.1-15.fc28
>Copyright (C) 2018 Free Software Foundation, Inc.
>License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
>This is free software: you are free to change and redistribute it.
>There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
>and "show warranty" for details.
>This GDB was configured as "x86_64-redhat-linux-gnu".
>Type "show configuration" for configuration details.
>For bug reporting instructions, please see:
><http://www.gnu.org/software/gdb/bugs/>.
>Find the GDB manual and other documentation resources online at:
><http://www.gnu.org/software/gdb/documentation/>.
>For help, type "help".
>Type "apropos word" to search for commands related to "word"...
>Reading symbols from /usr/lib64/firefox/firefox...Reading symbols from /usr/lib/debug/usr/lib64/firefox/firefox-60.0.1-5.fc28.x86_64.debug...done.
>done.
>
>warning: core file may not match specified executable file.
>[New LWP 3414]
>[New LWP 3415]
>[New LWP 3416]
>[New LWP 3419]
>[New LWP 3417]
>[New LWP 3423]
>[New LWP 3418]
>[New LWP 3429]
>[New LWP 3420]
>[New LWP 3431]
>[New LWP 3421]
>[New LWP 3432]
>[New LWP 3422]
>[New LWP 3440]
>[New LWP 3426]
>[New LWP 3441]
>[New LWP 3428]
>[New LWP 3442]
>[New LWP 3430]
>[New LWP 3443]
>[New LWP 3444]
>[New LWP 3455]
>[New LWP 3459]
>[New LWP 3457]
>[New LWP 3460]
>[New LWP 3461]
>[New LWP 3425]
>[New LWP 3462]
>[New LWP 3446]
>[New LWP 3463]
>[New LWP 3453]
>[New LWP 3458]
>[New LWP 3454]
>[New LWP 3410]
>[New LWP 3456]
>[New LWP 3445]
>[New LWP 3424]
>[Thread debugging using libthread_db enabled]
>Using host libthread_db library "/lib64/libthread_db.so.1".
>Core was generated by `/usr/lib64/firefox/firefox -contentproc -childID 14 -isForBrowser -boolPrefs 36'.
>Program terminated with signal SIGSEGV, Segmentation fault.
>#0  mozilla::ipc::MessageChannel::OnChannelErrorFromLink (this=0x7f234bdc8128) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessageChannel.cpp:2557
>2557	            MOZ_CRASH("Aborting on channel error.");
>[Current thread is 1 (Thread 0x7f23397e5700 (LWP 3414))]
>(gdb) thread apply all bt full
>
>Thread 37 (Thread 0x7f2323efe700 (LWP 3424)):
>#0  0x00007f234d700918 in futex_reltimed_wait_cancelable (private=0, reltime=0x7f2323efdb30, expected=0, futex_word=0x7f234bd58040)
>    at ../sysdeps/unix/sysv/linux/futex-internal.h:142
>        __ret = -110
>        oldtype = 0
>        err = <optimized out>
>        rt = {tv_sec = 0, tv_nsec = 9998510}
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2323efdb60, __canceltype = 949, __prev = 0x0}
>        cbuffer = {wseq = 17956, cond = 0x7f234bd58018, mutex = 0x7f234bd57fe8, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        maxspin = 0
>        signals = <optimized out>
>        result = 0
>        wseq = 17956
>        seq = 8978
>        private = 0
>#1  0x00007f234d700918 in __pthread_cond_wait_common (abstime=0x7f2323efdbe0, mutex=0x7f234bd57fe8, cond=0x7f234bd58018) at pthread_cond_wait.c:533
>        rt = {tv_sec = 0, tv_nsec = 9998510}
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2323efdb60, __canceltype = 949, __prev = 0x0}
>        cbuffer = {wseq = 17956, cond = 0x7f234bd58018, mutex = 0x7f234bd57fe8, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        maxspin = 0
>        signals = <optimized out>
>        result = 0
>        wseq = 17956
>        seq = 8978
>        private = 0
>#2  0x00007f234d700918 in __pthread_cond_timedwait (cond=cond@entry=0x7f234bd58018, mutex=mutex@entry=0x7f234bd57fe8, abstime=abstime@entry=0x7f2323efdbe0)
>---Type <return> to continue, or q <return> to quit---
>    at pthread_cond_wait.c:667
>#3  0x000055f2cb56daa4 in mozilla::detail::ConditionVariableImpl::wait_for(mozilla::detail::MutexImpl&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7f234bd58018, lock=..., a_rel_time=...) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:153
>        ptCond = 0x7f234bd58018
>        ptMutex = 0x7f234bd57fe8
>        r = <optimized out>
>        rel_time = {mValue = 10000000}
>        now_ts = {tv_sec = 2440, tv_nsec = 240057477}
>        abs_ts = {tv_sec = 2440, tv_nsec = 250057477}
>#4  0x00007f233c8879bf in mozilla::CondVar::Wait(unsigned int) (aInterval=<optimized out>, this=0x7f234bd58010)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:70
>        waitFor = <optimized out>
>        forceRunThisTimer = <optimized out>
>        lock = {mMonitor = 0x7f234bd57fe8}
>        usForPosInterval = <optimized out>
>        forceRunNextTimer = false
>#5  0x00007f233c8879bf in mozilla::Monitor::Wait(unsigned int) (aInterval=<optimized out>, this=0x7f234bd57fe8)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/Monitor.h:40
>        waitFor = <optimized out>
>        forceRunThisTimer = <optimized out>
>        lock = {mMonitor = 0x7f234bd57fe8}
>        usForPosInterval = <optimized out>
>        forceRunNextTimer = false
>#6  0x00007f233c8879bf in TimerThread::Run() (this=0x7f234bd57fc0) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/TimerThread.cpp:538
>        waitFor = <optimized out>
>        forceRunThisTimer = <optimized out>
>        lock = {mMonitor = 0x7f234bd57fe8}
>        usForPosInterval = <optimized out>
>        forceRunNextTimer = false
>#7  0x00007f233c88255f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f234bd58880, aMayWait=<optimized out>, aResult=0x7f2323efddc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:1040
>        timeDurationHelper = 
>          {mStorage = {<optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>}, mIsSome = 0 '\000'}
>        priority = mozilla::EventPriority::Normal
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x7f234bd57fc0}, <No data fields>}
>        activation = 
>---Type <return> to continue, or q <return> to quit---
>          {mStorage = "@\\p$#\177\000\000\000\066\250Q\177\365\247{`\335\357##\177\000\000P_\340'#\177\000\000\260\335\357##\177\000\000\200\210\325K#\177\000\000\000\377rM\377\177\000\000\257F\210<#\177\000\000`\335\357##\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>        noJSAPI = {mStorage = "`\335\357##\177\000\000\273D\210<#\177\000\000X\200\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        aResult = 0x7f2323efddc7
>        aMayWait = true
>        this = 0x7f234bd58880
>#8  0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f234bd58880, aMayWait=aMayWait@entry=true)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = true
>#9  0x00007f233ccb58fa in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f232664a4c0, aDelegate=0x7f234bd4e580)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:364
>        didWork = <optimized out>
>        thread = 0x7f234bd58880
>#10 0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f234bd4e580) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f234bd4e580, previous_state_ = 0x0}
>#11 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f234bd4e580) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f234bd4e580, previous_state_ = 0x0}
>#12 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f234bd4e580) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f234bd4e580, previous_state_ = 0x0}
>#13 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f234bd4e580}
>        initData = 0x0
>        self = 0x7f234bd58880
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>#14 0x00007f234c1d3318 in _pt_root (arg=0x7f23296f3a60) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551506
>        tid = 3424
>#15 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>---Type <return> to continue, or q <return> to quit---
>              {cancel_jmp_buf = {{jmp_buf = {139788903507712, 5461742355090915722, 140734492769886, 140734492769887, 140734492770048, 140734492770048, -5365398611823279734, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#16 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 36 (Thread 0x7f2322744700 (LWP 3445)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f23266e2b58) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2322743b50, __canceltype = 70902256, __prev = 0x0}
>        cbuffer = {wseq = 344, cond = 0x7f23266e2b30, mutex = 0x7f23266e2b00, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 344
>        seq = 172
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f23266e2b00, cond=0x7f23266e2b30) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2322743b50, __canceltype = 70902256, __prev = 0x0}
>        cbuffer = {wseq = 344, cond = 0x7f23266e2b30, mutex = 0x7f23266e2b00, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 344
>        seq = 172
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f23266e2b30, mutex=0x7f23266e2b00) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f23266e2b30, lock=...)
>---Type <return> to continue, or q <return> to quit---
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f23266e2b30
>        ptMutex = <optimized out>
>        r = <optimized out>
>#4  0x00007f233d453ff2 in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=0x7f23266e2b28)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:68
>        timeout = 600000
>#5  0x00007f233d453ff2 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=0x7f23266e2b00)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/Monitor.h:40
>        timeout = 600000
>#6  0x00007f233d453ff2 in mozilla::image::DecodePoolImpl::PopWorkLocked(bool) (this=this@entry=0x7f23266e2af0, aShutdownIdle=aShutdownIdle@entry=false)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/image/DecodePool.cpp:201
>        timeout = 600000
>#7  0x00007f233d454358 in mozilla::image::DecodePoolImpl::PopWork(bool) (aShutdownIdle=<optimized out>, this=0x7f23266e2af0)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/image/DecodePool.cpp:172
>        thisThread = {<nsCOMPtr_base> = {mRawPtr = 0x7f231a223060}, <No data fields>}
>        work = {mType = mozilla::image::Work::Type::TASK, mTask = {mRawPtr = 0x0}}
>#8  0x00007f233d454358 in mozilla::image::DecodePoolWorker::Run() (this=0x7f231a004be0) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/image/DecodePool.cpp:297
>        thisThread = {<nsCOMPtr_base> = {mRawPtr = 0x7f231a223060}, <No data fields>}
>        work = {mType = mozilla::image::Work::Type::TASK, mTask = {mRawPtr = 0x0}}
>#9  0x00007f233c88255f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f231a223060, aMayWait=<optimized out>, aResult=0x7f2322743dc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:1040
>        timeDurationHelper = 
>          {mStorage = {<optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>}, mIsSome = 0 '\000'}
>        priority = mozilla::EventPriority::Normal
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x7f231a004be0}, <No data fields>}
>        activation = 
>          {mStorage = "\310\017\000\033#\177\000\000\000\066\250Q\177\365\247{`=t\"#\177\000\000p\330\363\036#\177\000\000\260=t\"#\177\000\000`0\"\032#\177\000\000\020\347\377\"#\177\000\000\257F\210<#\177\000\000`=t\"#\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>        noJSAPI = {mStorage = "`=t\"#\177\000\000\273D\210<#\177\000\000X\200\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        aResult = 0x7f2322743dc7
>        aMayWait = false
>        this = 0x7f231a223060
>---Type <return> to continue, or q <return> to quit---
>#10 0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f231a223060, aMayWait=aMayWait@entry=false)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = true
>#11 0x00007f233ccb58ba in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f231a22a440, aDelegate=0x7f231a28f580)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:334
>        didWork = <optimized out>
>        thread = 0x7f231a223060
>#12 0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f231a28f580) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f231a28f580, previous_state_ = 0x0}
>#13 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f231a28f580) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f231a28f580, previous_state_ = 0x0}
>#14 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f231a28f580) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f231a28f580, previous_state_ = 0x0}
>#15 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f231a28f580}
>        initData = 0x0
>        self = 0x7f231a223060
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>#16 0x00007f234c1d3318 in _pt_root (arg=0x7f231a2d95e0) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551104
>        tid = 3445
>#17 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788878628608, 5461742355090915722, 139788887778926, 139788887778927, 139788887779088, 139788887779088, -5365399776833158774, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#18 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 35 (Thread 0x7f22fcbf2700 (LWP 3456)):
>#0  0x00007f234c8e1589 in __GI___poll (fds=0x7f23189ddee0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
>        resultvar = 18446744073709551100
>        sc_cancel_oldtype = 0
>---Type <return> to continue, or q <return> to quit---
>#1  0x00007f23480acbe6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f23189ddee0, timeout=<optimized out>, context=0x7f231856ef50) at gmain.c:4204
>        ret = <optimized out>
>        errsv = <optimized out>
>        poll_func = 0x7f23480bc520 <g_poll>
>        max_priority = 2147483647
>        timeout = -1
>        some_ready = <optimized out>
>        nfds = 1
>        allocated_nfds = 1
>        fds = 0x7f23189ddee0
>#2  0x00007f23480acbe6 in g_main_context_iterate (context=context@entry=0x7f231856ef50, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
>    at gmain.c:3898
>        max_priority = 2147483647
>        timeout = -1
>        some_ready = <optimized out>
>        nfds = 1
>        allocated_nfds = 1
>        fds = 0x7f23189ddee0
>#3  0x00007f23480acd10 in g_main_context_iteration (context=context@entry=0x7f231856ef50, may_block=may_block@entry=1) at gmain.c:3964
>        retval = <optimized out>
>#4  0x00007f22fcbfae4d in dconf_gdbus_worker_thread (user_data=0x7f231856ef50) at ../gdbus/dconf-gdbus-thread.c:82
>        context = 0x7f231856ef50
>#5  0x00007f23480d4f2a in g_thread_proxy (data=0x7f2318987a10) at gthread.c:784
>        thread = 0x7f2318987a10
>        __func__ = "g_thread_proxy"
>#6  0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788246001408, 5461742355090915722, 140734492778942, 140734492778943, 140734492779072, 140734492779072, -5365483967855836790, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#7  0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 34 (Thread 0x7f234dd36740 (LWP 3410)):
>#0  0x00007f234c8e1589 in __GI___poll (fds=0x7f2324736f20, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
>        resultvar = 18446744073709551100
>---Type <return> to continue, or q <return> to quit---
>        sc_cancel_oldtype = 0
>#1  0x00007f233e79d688 in PollWrapper(GPollFD*, guint, gint) (ufds=ufds@entry=0x7f2324736f20, nfsd=nfsd@entry=3, timeout_=timeout_@entry=-1)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/widget/gtk/nsAppShell.cpp:53
>        result = <optimized out>
>#2  0x00007f23480acbe6 in g_main_context_poll (priority=<optimized out>, n_fds=3, fds=0x7f2324736f20, timeout=<optimized out>, context=0x7f23296060e0) at gmain.c:4204
>        ret = <optimized out>
>        errsv = <optimized out>
>        poll_func = 0x7f233e79d660 <PollWrapper(GPollFD*, guint, gint)>
>        max_priority = 2147483647
>        timeout = -1
>        some_ready = <optimized out>
>        nfds = 3
>        allocated_nfds = 3
>        fds = 0x7f2324736f20
>#3  0x00007f23480acbe6 in g_main_context_iterate (context=context@entry=0x7f23296060e0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
>    at gmain.c:3898
>        max_priority = 2147483647
>        timeout = -1
>        some_ready = <optimized out>
>        nfds = 3
>        allocated_nfds = 3
>        fds = 0x7f2324736f20
>#4  0x00007f23480acd10 in g_main_context_iteration (context=0x7f23296060e0, context@entry=0x0, may_block=1) at gmain.c:3964
>        retval = <optimized out>
>#5  0x00007f233e79d703 in nsAppShell::ProcessNextNativeEvent(bool) (this=<optimized out>, mayWait=<optimized out>)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/widget/gtk/nsAppShell.cpp:295
>#6  0x00007f233e76ade6 in nsBaseAppShell::DoProcessNextNativeEvent(bool) (this=this@entry=0x7f2324737e20, mayWait=<optimized out>)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/widget/nsBaseAppShell.cpp:139
>        prevVal = nsBaseAppShell::eEventloopNone
>        result = <optimized out>
>#7  0x00007f233e76afbe in nsBaseAppShell::OnProcessNextEvent(nsIThreadInternal*, bool) (this=0x7f2324737e20, thr=0x7f234bd57e80, mayWait=<optimized out>)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/widget/nsBaseAppShell.cpp:290
>        start = 2440250
>        limit = 10
>        oldBlockedWait = <optimized out>
>        needEvent = true
>#8  0x00007f233c882425 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f234bd57e80, aMayWait=<optimized out>, aResult=0x7fff4d735dd7)
>---Type <return> to continue, or q <return> to quit---
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:952
>        activation = 
>          {mStorage = "\000\000\000\000\000\000\000\000\000\000\033L#\177\000\000\000\000\000\000\000\000\000\000\273D\210<#\177\000\000\340\205c)#\177\000\000J\212\206<#\177\000\000\340\205c)#\177\000\000\000\066\250Q\177\365\247{\003\000\000\000\377\177\000", mIsSome = 1 '\001'}
>        rv = <optimized out>
>        noJSAPI = {mStorage = "\000\000\000\000\000\000\000\000\003\000\000\000#\177\000\000\000\000\000\000\000\000\000", mIsSome = 1 '\001'}
>        callScriptObserver = true
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x7f2324737e28}, <No data fields>}
>        aResult = 0x7fff4d735dd7
>        aMayWait = true
>        this = 0x7f234bd57e80
>#9  0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f234bd57e80, aMayWait=aMayWait@entry=true)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = false
>#10 0x00007f233ccb56f0 in mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*) (this=0x7f234bd98290, aDelegate=0x7fff4d735f80)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:125
>        did_work = <optimized out>
>        thisThread = 0x7f234bd57e80
>#11 0x00007f233cc88c59 in MessageLoop::RunInternal() (this=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 2, quit_received = false}, loop_ = 0x7fff4d735f80, previous_state_ = 0x7fff4d735eb0}
>#12 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 2, quit_received = false}, loop_ = 0x7fff4d735f80, previous_state_ = 0x7fff4d735eb0}
>#13 0x00007f233cc88c59 in MessageLoop::Run() (this=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 2, quit_received = false}, loop_ = 0x7fff4d735f80, previous_state_ = 0x7fff4d735eb0}
>#14 0x00007f233e767a1c in nsBaseAppShell::Run() (this=0x7f2324737e20) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/widget/nsBaseAppShell.cpp:157
>        thread = 0x7f234bd57e80
>#15 0x00007f233f66eb8b in XRE_RunAppShell() () at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/toolkit/xre/nsEmbedFunctions.cpp:892
>        appShell = {<nsCOMPtr_base> = {mRawPtr = 0x7f2324737e20}, <No data fields>}
>#16 0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7fff4d735f80) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7fff4d735f80, previous_state_ = 0x0}
>#17 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7fff4d735f80) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7fff4d735f80, previous_state_ = 0x0}
>#18 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7fff4d735f80) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7fff4d735f80, previous_state_ = 0x0}
>#19 0x00007f233f66f00b in XRE_InitChildProcess(int, char**, XREChildData const*) (aArgc=17, aArgv=0x7fff4d7362c8, aChildData=<optimized out>)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/toolkit/xre/nsEmbedFunctions.cpp:718
>        process = {mRawPtr = 0x7f234bdc8000}
>---Type <return> to continue, or q <return> to quit---
>        uiMessageLoop = 
>            {<base::MessagePump::Delegate> = {_vptr.Delegate = 0x7f2341fce318 <vtable for MessageLoop+16>}, type_ = MessageLoop::TYPE_MOZILLA_CHILD, id_ = 1, work_queue_ = std::queue wrapping: std::deque with 0 elements, delayed_work_queue_ = std::priority_queue wrapping: std::vector of length 0, capacity 0, deferred_non_nestable_work_queue_ = std::queue wrapping: std::deque with 0 elements, pump_ = {mRawPtr = 0x7f234bd98290}, destruction_observers_ = {observers_ = std::vector of length 5, capacity 8 = {0x7f234bd2ad10, 0x7f234bdc8128, 0x7f23235b5900, 0x7f23235c0d00, 0x7f23235c3900}, notify_depth_ = 0, type_ = base::ObserverList<MessageLoop::DestructionObserver, false>::NOTIFY_ALL}, nestable_tasks_allowed_ = true, exception_restoration_ = false, thread_name_ = "Gecko_Child", incoming_queue_ = std::queue wrapping: std::deque with 0 elements, incoming_queue_lock_ = {lock_ = {native_handle_ = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 0, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 39 times>, __align = 0}}}, state_ = 0x7fff4d735e40, run_depth_base_ = 2, shutting_down_ = false, transient_hang_timeout_ = 128, permanent_hang_timeout_ = 8192, next_sequence_num_ = 0, mEventTarget = {mRawPtr = 0x7f234bd2ad00}}
>        raiiObject406 = {<No data fields>}
>        raiiObject407 = 
>              {mPseudoStack = 0x7f234bda9000, static sPseudoStack = {<mozilla::detail::ThreadLocalNativeStorage<PseudoStack*>> = {mValue = 0x7f234bda9000}, <No data fields>}}
>        parentPIDString = <optimized out>
>        end = 0x7fff4d737bbc ""
>        parentPID = 2457
>        crashReportTmpDir = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        exitManager = 
>          {lock_ = {lock_ = {native_handle_ = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 0, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 39 times>, __align = 0}}}, stack_ = std::stack wrapping: std::deque with 1 element = {{func_ = 0x7f233cc9b820 <Singleton<IPC::(anonymous namespace)::PipeMap, DefaultSingletonTraits<IPC::(anonymous namespace)::PipeMap>, IPC::(anonymous namespace)::PipeMap>::OnExit(void*)>, param_ = 0x0}}, next_manager_ = 0x0}
>        rv = <optimized out>
>        uiLoopType = <optimized out>
>#20 0x000055f2cb5623ba in content_process_main(mozilla::Bootstrap*, int, char**) (bootstrap=0x7f234bd29630, argc=19, argv=0x7fff4d7362c8)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/browser/app/../../ipc/contentproc/plugin-container.cpp:50
>        childData = {<No data fields>}
>        rv = <optimized out>
>#21 0x000055f2cb561d24 in main(int, char**, char**) (argc=20, argv=0x7fff4d7362c8, envp=0x7fff4d736370)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/browser/app/nsBrowserApp.cpp:280
>        rv = <optimized out>
>        result = <optimized out>
>        rv = <optimized out>
>        result = <optimized out>
>
>Thread 33 (Thread 0x7f231ee28700 (LWP 3454)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f2308279e6c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>---Type <return> to continue, or q <return> to quit---
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f231ee27bb0, __canceltype = 611548712, __prev = 0x0}
>        cbuffer = {wseq = 3, cond = 0x7f2308279e40, mutex = 0x7f2308279e10, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 3
>        seq = 1
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f2308279e10, cond=0x7f2308279e40) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f231ee27bb0, __canceltype = 611548712, __prev = 0x0}
>        cbuffer = {wseq = 3, cond = 0x7f2308279e40, mutex = 0x7f2308279e10, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 3
>        seq = 1
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f2308279e40, mutex=0x7f2308279e10) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f2308279e40, lock=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f2308279e40
>        ptMutex = <optimized out>
>        r = <optimized out>
>#4  0x00007f233c87e932 in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=0x7f2308279e38)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:68
>        lock = {mLock = 0x7f2308279e10}
>---Type <return> to continue, or q <return> to quit---
>        event = <optimized out>
>#5  0x00007f233c87e932 in mozilla::ThreadEventQueue<mozilla::EventQueue>::GetEvent(bool, mozilla::EventPriority*) (this=0x7f2308279de0, aMayWait=true, aPriority=0x7f231ee27cc8) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/ThreadEventQueue.cpp:155
>        lock = {mLock = 0x7f2308279e10}
>        event = <optimized out>
>#6  0x00007f233c8824eb in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f2308279e80, aMayWait=<optimized out>, aResult=0x7f231ee27dc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:967
>        priority = mozilla::EventPriority::Normal
>        event = <optimized out>
>        activation = 
>          {mStorage = "\000\v\220\030#\177\000\000\000\066\250Q\177\365\247{`}\342\036#\177\000\000P\344V\030#\177\000\000\260}\342\036#\177\000\000\200\236'\b#\177\000\000\360'sM\377\177\000\000\257F\210<#\177\000\000`}\342\036#\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>        noJSAPI = {mStorage = "`}\342\036#\177\000\000\273D\210<#\177\000\000X\200\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        aResult = 0x7f231ee27dc7
>        aMayWait = true
>        this = 0x7f2308279e80
>#7  0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f2308279e80, aMayWait=aMayWait@entry=true)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = false
>#8  0x00007f233ccb58fa in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f2319f11200, aDelegate=0x7f23130f6900)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:364
>        didWork = <optimized out>
>        thread = 0x7f2308279e80
>#9  0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f23130f6900) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f23130f6900, previous_state_ = 0x0}
>#10 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f23130f6900) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f23130f6900, previous_state_ = 0x0}
>#11 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f23130f6900) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f23130f6900, previous_state_ = 0x0}
>#12 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f23130f6900}
>        initData = 0x0
>        self = 0x7f2308279e80
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>---Type <return> to continue, or q <return> to quit---
>        context = <optimized out>
>#13 0x00007f234c1d3318 in _pt_root (arg=0x7f2312dc4b80) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551104
>        tid = 3454
>#14 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788818745088, 5461742355090915722, 140734492780366, 140734492780367, 140734492780528, 140734492780528, -5365409515671502454, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#15 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 32 (Thread 0x7f22fbbf0700 (LWP 3458)):
>#0  0x00007f234c8e6a19 in syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
>#1  0x00007f233cc9c5ee in epoll_wait (epfd=<optimized out>, events=<optimized out>, maxevents=<optimized out>, timeout=<optimized out>)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/third_party/libevent/epoll_sub.c:64
>#2  0x00007f233fe24103 in mio::sys::unix::epoll::Selector::select (awakener=..., self=<optimized out>, evts=<optimized out>, timeout=...)
>    at third_party/rust/mio/src/sys/unix/epoll.rs:82
>        timeout_ms = 1284401689
>        curr = <optimized out>
>#3  0x00007f233fe24103 in mio::poll::Poll::poll2 (self=<optimized out>, events=<optimized out>, timeout=...) at third_party/rust/mio/src/poll.rs:1097
>        curr = <optimized out>
>#4  0x00007f233fe24103 in mio::poll::Poll::poll (self=<optimized out>, events=<optimized out>, timeout=...) at third_party/rust/mio/src/poll.rs:1061
>        curr = <optimized out>
>#5  0x00007f233fe24103 in tokio_core::reactor::Core::poll (self=0x7f22fbbefc60, max_wait=...) at third_party/rust/tokio-core/src/reactor/mod.rs:284
>#6  0x00007f233fe0bb03 in tokio_core::reactor::Core::run (self=<optimized out>, f=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/third_party/rust/tokio-core/src/reactor/mod.rs:249
>        future_fired = true
>        ready = <optimized out>
>        handle = <optimized out>
>        core = <optimized out>
>        shutdown_rx = <optimized out>
>        f = <optimized out>
>        remote_tx = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>#7  0x00007f233fe0bb03 in audioipc::core::spawn_thread::{{closure}}::{{closure}}::{{closure}} () at media/audioipc/audioipc/src/core.rs:81
>        handle = <optimized out>
>        core = <optimized out>
>        shutdown_rx = <optimized out>
>        f = <optimized out>
>        remote_tx = <optimized out>
>#8  0x00007f233fe0bb03 in <core::result::Result<T, E>>::and_then (self=..., op=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libcore/result.rs:621
>        handle = <optimized out>
>        core = <optimized out>
>        shutdown_rx = <optimized out>
>        f = <optimized out>
>        remote_tx = <optimized out>
>#9  0x00007f233fe0bb03 in audioipc::core::spawn_thread::{{closure}}::{{closure}} () at media/audioipc/audioipc/src/core.rs:80
>        handle = <optimized out>
>        core = <optimized out>
>        shutdown_rx = <optimized out>
>        f = <optimized out>
>        remote_tx = <optimized out>
>#10 0x00007f233fe0bb03 in <scoped_tls::ScopedKey<T>>::set (t=<optimized out>, self=<optimized out>, f=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/third_party/rust/scoped-tls/src/lib.rs:135
>        handle = <optimized out>
>        core = <optimized out>
>        shutdown_rx = <optimized out>
>        f = <optimized out>
>        remote_tx = <optimized out>
>#11 0x00007f233fe0bb03 in audioipc::core::spawn_thread::{{closure}} () at media/audioipc/audioipc/src/core.rs:79
>        handle = <optimized out>
>        core = <optimized out>
>        shutdown_rx = <optimized out>
>        f = <optimized out>
>        remote_tx = <optimized out>
>#12 0x00007f233fe0a228 in std::sys_common::backtrace::__rust_begin_short_backtrace (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sys_common/backtrace.rs:136
>#13 0x00007f233fe0a19a in std::thread::Builder::spawn::{{closure}}::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:406
>#14 0x00007f233fe0a19a in <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once (self=..., _args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:296
>#15 0x00007f233fe0a19a in std::panicking::try::do_call (data=<optimized out>) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:306
>#16 0x00007f233fe0a19a in __rust_maybe_catch_panic (f=<optimized out>, data=<optimized out>, _data_ptr=<optimized out>, _vtable_ptr=<optimized out>)
>---Type <return> to continue, or q <return> to quit---
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libpanic_abort/lib.rs:40
>#17 0x00007f233fe0a19a in std::panicking::try (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:285
>#18 0x00007f233fe0a19a in std::panic::catch_unwind (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:361
>#19 0x00007f233fe0a19a in std::thread::Builder::spawn::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:405
>#20 0x00007f233fe0a19a in <F as alloc::boxed::FnBox<A>>::call_box (self=0x7f23045ff340, args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:784
>#21 0x00007f23401c5f24 in std::sys::unix::thread::Thread::new::thread_start (main=0x7f23043e29c0) at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:794
>#22 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788229216000, 5461742355090915722, 140734492784894, 140734492784895, 140734492785024, 140734492785024, -5365486167952834166, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#23 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 31 (Thread 0x7f231c167700 (LWP 3453)):
>#0  0x00007f234d700918 in futex_reltimed_wait_cancelable (private=0, reltime=0x7f231c166b20, expected=0, futex_word=0x7f23296a9cc0)
>    at ../sysdeps/unix/sysv/linux/futex-internal.h:142
>        __ret = -516
>        oldtype = 0
>        err = <optimized out>
>        rt = {tv_sec = 29, tv_nsec = 999999689}
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f231c166b50, __canceltype = 0, __prev = 0x0}
>        cbuffer = {wseq = 50, cond = 0x7f23296a9c98, mutex = 0x7f23296a9c68, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        maxspin = 0
>        signals = <optimized out>
>        result = 0
>        wseq = 50
>        seq = 25
>        private = 0
>#1  0x00007f234d700918 in __pthread_cond_wait_common (abstime=0x7f231c166bd0, mutex=0x7f23296a9c68, cond=0x7f23296a9c98) at pthread_cond_wait.c:533
>---Type <return> to continue, or q <return> to quit---
>        rt = {tv_sec = 29, tv_nsec = 999999689}
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f231c166b50, __canceltype = 0, __prev = 0x0}
>        cbuffer = {wseq = 50, cond = 0x7f23296a9c98, mutex = 0x7f23296a9c68, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        maxspin = 0
>        signals = <optimized out>
>        result = 0
>        wseq = 50
>        seq = 25
>        private = 0
>#2  0x00007f234d700918 in __pthread_cond_timedwait (cond=cond@entry=0x7f23296a9c98, mutex=mutex@entry=0x7f23296a9c68, abstime=abstime@entry=0x7f231c166bd0)
>    at pthread_cond_wait.c:667
>#3  0x000055f2cb56daa4 in mozilla::detail::ConditionVariableImpl::wait_for(mozilla::detail::MutexImpl&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7f23296a9c98, lock=..., a_rel_time=...) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:153
>        ptCond = 0x7f23296a9c98
>        ptMutex = 0x7f23296a9c68
>        r = <optimized out>
>        rel_time = {mValue = 30000000000}
>        now_ts = {tv_sec = 2429, tv_nsec = 733365789}
>        abs_ts = {tv_sec = 2459, tv_nsec = 733365789}
>#4  0x00007f233c883f3b in mozilla::CondVar::Wait(unsigned int) (aInterval=<optimized out>, this=<optimized out>)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:70
>        now = 2429733
>        timeout = <optimized out>
>        lock = {mLock = 0x7f23296a9c68}
>        event = <optimized out>
>        current = {<nsCOMPtr_base> = {mRawPtr = 0x7f23177b4100}, <No data fields>}
>        shutdownThreadOnExit = false
>        exitThread = false
>        wasIdle = <optimized out>
>        idleSince = <optimized out>
>        listener = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#5  0x00007f233c883f3b in nsThreadPool::Run() (this=0x7f23296a9c40) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadPool.cpp:218
>---Type <return> to continue, or q <return> to quit---
>        now = 2429733
>        timeout = <optimized out>
>        lock = {mLock = 0x7f23296a9c68}
>        event = <optimized out>
>        current = {<nsCOMPtr_base> = {mRawPtr = 0x7f23177b4100}, <No data fields>}
>        shutdownThreadOnExit = false
>        exitThread = false
>        wasIdle = <optimized out>
>        idleSince = <optimized out>
>        listener = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#6  0x00007f233c88255f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f23177b4100, aMayWait=<optimized out>, aResult=0x7f231c166dc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:1040
>        timeDurationHelper = 
>          {mStorage = {<optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>}, mIsSome = 0 '\000'}
>        priority = mozilla::EventPriority::Normal
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x7f23296a9c50}, <No data fields>}
>        activation = 
>          {mStorage = "\000\000\340K#\177\000\000\000\066\250Q\177\365\247{`m\026\034#\177\000\000\200\032\f\027#\177\000\000\260m\026\034#\177\000\000\000A{\027#\177\000\000\260DsM\377\177\000\000\257F\210<#\177\000\000`m\026\034#\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>        noJSAPI = {mStorage = "`m\026\034#\177\000\000\273D\210<#\177\000\000X\200\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        aResult = 0x7f231c166dc7
>        aMayWait = true
>        this = 0x7f23177b4100
>#7  0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f23177b4100, aMayWait=aMayWait@entry=true)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = true
>#8  0x00007f233ccb58fa in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f2312dd50c0, aDelegate=0x7f2315593740)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:364
>        didWork = <optimized out>
>        thread = 0x7f23177b4100
>#9  0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f2315593740) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2315593740, previous_state_ = 0x0}
>#10 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f2315593740) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>---Type <return> to continue, or q <return> to quit---
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2315593740, previous_state_ = 0x0}
>#11 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f2315593740) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2315593740, previous_state_ = 0x0}
>#12 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f2315593740}
>        initData = 0x0
>        self = 0x7f23177b4100
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>#13 0x00007f234c1d3318 in _pt_root (arg=0x7f230e079160) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551100
>        tid = 3453
>#14 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788771817216, 5461742355090915722, 140734492787726, 140734492787727, 140734492787888, 140734492787888, -5365412711664041590, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#15 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 30 (Thread 0x7f2316771700 (LWP 3463)):
>#0  0x00007f234d700918 in futex_reltimed_wait_cancelable (private=0, reltime=0x7f2316770b20, expected=0, futex_word=0x7f23170d5814)
>    at ../sysdeps/unix/sysv/linux/futex-internal.h:142
>        __ret = -516
>        oldtype = 0
>        err = <optimized out>
>        rt = {tv_sec = 1, tv_nsec = 999999646}
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2316770b50, __canceltype = 359411584, __prev = 0x0}
>        cbuffer = {wseq = 11, cond = 0x7f23170d57e8, mutex = 0x7f23170d57b8, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        maxspin = 0
>        signals = <optimized out>
>        result = 0
>        wseq = 11
>        seq = 5
>        private = 0
>#1  0x00007f234d700918 in __pthread_cond_wait_common (abstime=0x7f2316770bd0, mutex=0x7f23170d57b8, cond=0x7f23170d57e8) at pthread_cond_wait.c:533
>        rt = {tv_sec = 1, tv_nsec = 999999646}
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2316770b50, __canceltype = 359411584, __prev = 0x0}
>        cbuffer = {wseq = 11, cond = 0x7f23170d57e8, mutex = 0x7f23170d57b8, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        maxspin = 0
>        signals = <optimized out>
>        result = 0
>        wseq = 11
>        seq = 5
>        private = 0
>#2  0x00007f234d700918 in __pthread_cond_timedwait (cond=cond@entry=0x7f23170d57e8, mutex=mutex@entry=0x7f23170d57b8, abstime=abstime@entry=0x7f2316770bd0)
>    at pthread_cond_wait.c:667
>#3  0x000055f2cb56daa4 in mozilla::detail::ConditionVariableImpl::wait_for(mozilla::detail::MutexImpl&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7f23170d57e8, lock=..., a_rel_time=...) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:153
>        ptCond = 0x7f23170d57e8
>        ptMutex = 0x7f23170d57b8
>        r = <optimized out>
>        rel_time = {mValue = 2000000000}
>        now_ts = {tv_sec = 2439, tv_nsec = 712624775}
>        abs_ts = {tv_sec = 2441, tv_nsec = 712624775}
>#4  0x00007f233c883f3b in mozilla::CondVar::Wait(unsigned int) (aInterval=<optimized out>, this=<optimized out>)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:70
>        now = 2439712
>        timeout = <optimized out>
>        lock = {mLock = 0x7f23170d57b8}
>        event = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        current = {<nsCOMPtr_base> = {mRawPtr = 0x7f2305332520}, <No data fields>}
>        shutdownThreadOnExit = false
>        exitThread = false
>        wasIdle = <optimized out>
>        idleSince = <optimized out>
>        listener = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#5  0x00007f233c883f3b in nsThreadPool::Run() (this=0x7f23170d5790) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadPool.cpp:218
>        now = 2439712
>        timeout = <optimized out>
>        lock = {mLock = 0x7f23170d57b8}
>        event = <optimized out>
>        current = {<nsCOMPtr_base> = {mRawPtr = 0x7f2305332520}, <No data fields>}
>        shutdownThreadOnExit = false
>        exitThread = false
>        wasIdle = <optimized out>
>        idleSince = <optimized out>
>        listener = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#6  0x00007f233c88255f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f2305332520, aMayWait=<optimized out>, aResult=0x7f2316770dc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:1040
>        timeDurationHelper = 
>          {mStorage = {<optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>}, mIsSome = 0 '\000'}
>        priority = mozilla::EventPriority::Normal
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x7f23170d57a0}, <No data fields>}
>        activation = 
>          {mStorage = "\240\260\276\031#\177\000\000\000\066\250Q\177\365\247{`\rw\026#\177\000\000\020\207\235\030#\177\000\000\260\rw\026#\177\000\000 %3\005#\177\000\000\220XsM\377\177\000\000\257F\210<#\177\000\000`\rw\026#\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>        noJSAPI = {mStorage = "`\rw\026#\177\000\000\273D\210<#\177\000\000X\200\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        aResult = 0x7f2316770dc7
>        aMayWait = true
>        this = 0x7f2305332520
>#7  0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f2305332520, aMayWait=aMayWait@entry=true)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = true
>---Type <return> to continue, or q <return> to quit---
>#8  0x00007f233ccb58fa in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f230533a380, aDelegate=0x7f2314cff200)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:364
>        didWork = <optimized out>
>        thread = 0x7f2305332520
>#9  0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f2314cff200) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2314cff200, previous_state_ = 0x0}
>#10 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f2314cff200) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2314cff200, previous_state_ = 0x0}
>#11 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f2314cff200) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2314cff200, previous_state_ = 0x0}
>#12 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f2314cff200}
>        initData = 0x0
>        self = 0x7f2305332520
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>#13 0x00007f234c1d3318 in _pt_root (arg=0x7f23296364c0) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551100
>        tid = 3463
>#14 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788677486336, 5461742355090915722, 140734492792814, 140734492792815, 140734492792976, 140734492792976, -5365426175312772726, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#15 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 29 (Thread 0x7f231f56f700 (LWP 3446)):
>#0  0x00007f234d700918 in futex_reltimed_wait_cancelable (private=0, reltime=0x7f231f56ead0, expected=0, futex_word=0x7f23266e2b5c)
>    at ../sysdeps/unix/sysv/linux/futex-internal.h:142
>        __ret = -516
>        oldtype = 0
>        err = <optimized out>
>        rt = {tv_sec = 599, tv_nsec = 999999687}
>---Type <return> to continue, or q <return> to quit---
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f231f56eb00, __canceltype = 694684624, __prev = 0x0}
>        cbuffer = {wseq = 347, cond = 0x7f23266e2b30, mutex = 0x7f23266e2b00, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        maxspin = 0
>        signals = <optimized out>
>        result = 0
>        wseq = 347
>        seq = 173
>        private = 0
>#1  0x00007f234d700918 in __pthread_cond_wait_common (abstime=0x7f231f56eb80, mutex=0x7f23266e2b00, cond=0x7f23266e2b30) at pthread_cond_wait.c:533
>        rt = {tv_sec = 599, tv_nsec = 999999687}
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f231f56eb00, __canceltype = 694684624, __prev = 0x0}
>        cbuffer = {wseq = 347, cond = 0x7f23266e2b30, mutex = 0x7f23266e2b00, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        maxspin = 0
>        signals = <optimized out>
>        result = 0
>        wseq = 347
>        seq = 173
>        private = 0
>#2  0x00007f234d700918 in __pthread_cond_timedwait (cond=cond@entry=0x7f23266e2b30, mutex=mutex@entry=0x7f23266e2b00, abstime=abstime@entry=0x7f231f56eb80)
>    at pthread_cond_wait.c:667
>#3  0x000055f2cb56daa4 in mozilla::detail::ConditionVariableImpl::wait_for(mozilla::detail::MutexImpl&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7f23266e2b30, lock=..., a_rel_time=...) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:153
>        ptCond = 0x7f23266e2b30
>        ptMutex = 0x7f23266e2b00
>        r = <optimized out>
>        rel_time = {mValue = 600000000000}
>        now_ts = {tv_sec = 2439, tv_nsec = 591612736}
>---Type <return> to continue, or q <return> to quit---
>        abs_ts = {tv_sec = 3039, tv_nsec = 591612736}
>#4  0x00007f233d453f8f in mozilla::CondVar::Wait(unsigned int) (aInterval=600000, this=0x7f23266e2b28)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:70
>        now = 2439591
>        delta = <optimized out>
>        timeout = 600000
>#5  0x00007f233d453f8f in mozilla::Monitor::Wait(unsigned int) (aInterval=600000, this=0x7f23266e2b00)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/Monitor.h:40
>        now = 2439591
>        delta = <optimized out>
>        timeout = 600000
>#6  0x00007f233d453f8f in mozilla::image::DecodePoolImpl::PopWorkLocked(bool) (this=this@entry=0x7f23266e2af0, aShutdownIdle=aShutdownIdle@entry=true)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/image/DecodePool.cpp:214
>        now = 2439591
>        delta = <optimized out>
>        timeout = 600000
>#7  0x00007f233d454358 in mozilla::image::DecodePoolImpl::PopWork(bool) (aShutdownIdle=<optimized out>, this=0x7f23266e2af0)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/image/DecodePool.cpp:172
>        thisThread = {<nsCOMPtr_base> = {mRawPtr = 0x7f2317ac9d80}, <No data fields>}
>        work = {mType = mozilla::image::Work::Type::TASK, mTask = {mRawPtr = 0x0}}
>#8  0x00007f233d454358 in mozilla::image::DecodePoolWorker::Run() (this=0x7f2317baca90) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/image/DecodePool.cpp:297
>        thisThread = {<nsCOMPtr_base> = {mRawPtr = 0x7f2317ac9d80}, <No data fields>}
>        work = {mType = mozilla::image::Work::Type::TASK, mTask = {mRawPtr = 0x0}}
>#9  0x00007f233c88255f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f2317ac9d80, aMayWait=<optimized out>, aResult=0x7f231f56edc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:1040
>        timeDurationHelper = 
>          {mStorage = {<optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>}, mIsSome = 0 '\000'}
>        priority = mozilla::EventPriority::Normal
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x7f2317baca90}, <No data fields>}
>        activation = 
>          {mStorage = "P\305\000\033#\177\000\000\000\066\250Q\177\365\247{`\355V\037#\177\000\000\060\340\266\027#\177\000\000\260\355V\037#\177\000\000\200\235\254\027#\177\000\000\060PsM\377\177\000\000\257F\210<#\177\000\000`\355V\037#\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>        noJSAPI = {mStorage = "`\355V\037#\177\000\000\273D\210<#\177\000\000X\200\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>---Type <return> to continue, or q <return> to quit---
>        aResult = 0x7f231f56edc7
>        aMayWait = false
>        this = 0x7f2317ac9d80
>#10 0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f2317ac9d80, aMayWait=aMayWait@entry=false)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = true
>#11 0x00007f233ccb58ba in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f2318f80980, aDelegate=0x7f2317adf900)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:334
>        didWork = <optimized out>
>        thread = 0x7f2317ac9d80
>#12 0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f2317adf900) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2317adf900, previous_state_ = 0x0}
>#13 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f2317adf900) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2317adf900, previous_state_ = 0x0}
>#14 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f2317adf900) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2317adf900, previous_state_ = 0x0}
>#15 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f2317adf900}
>        initData = 0x0
>        self = 0x7f2317ac9d80
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>#16 0x00007f234c1d3318 in _pt_root (arg=0x7f2317acdca0) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551100
>        tid = 3446
>#17 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788826375936, 5461742355090915722, 140734492790670, 140734492790671, 140734492790832, 140734492790832, -5365406660055121526, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#18 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 28 (Thread 0x7f22fb3ec700 (LWP 3462)):
>---Type <return> to continue, or q <return> to quit---
>#0  0x00007f234d7037fd in __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
>#1  0x00007f234d6fccf4 in __GI___pthread_mutex_lock (mutex=0x7f231796d1f0) at ../nptl/pthread_mutex_lock.c:78
>        type = 0
>        __PRETTY_FUNCTION__ = "__pthread_mutex_lock"
>        id = <optimized out>
>#2  0x00007f233fe172a7 in std::sys_common::backtrace::__rust_begin_short_backtrace (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sys/unix/mutex.rs:67
>#3  0x00007f233fe1618a in std::thread::Builder::spawn::{{closure}}::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:406
>#4  0x00007f233fe1618a in <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once (self=..., _args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:296
>#5  0x00007f233fe1618a in std::panicking::try::do_call (data=<optimized out>) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:306
>#6  0x00007f233fe1618a in __rust_maybe_catch_panic (f=<optimized out>, data=<optimized out>, _data_ptr=<optimized out>, _vtable_ptr=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libpanic_abort/lib.rs:40
>#7  0x00007f233fe1618a in std::panicking::try (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:285
>#8  0x00007f233fe1618a in std::panic::catch_unwind (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:361
>#9  0x00007f233fe1618a in std::thread::Builder::spawn::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:405
>#10 0x00007f233fe1618a in <F as alloc::boxed::FnBox<A>>::call_box (self=0x7f23045ff7c0, args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:784
>#11 0x00007f23401c5f24 in std::sys::unix::thread::Thread::new::thread_start (main=0x7f23189ecf70) at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:794
>#12 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788220811008, 5461742355090915722, 140734492784894, 140734492784895, 140734492785024, 140734492785024, -5365485070588690038, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#13 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 27 (Thread 0x7f234bfa0700 (LWP 3425)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f23266e2b5c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f234bf9fb50, __canceltype = 235164000, __prev = 0x0}
>        cbuffer = {wseq = 349, cond = 0x7f23266e2b30, mutex = 0x7f23266e2b00, private = 0}
>        err = <optimized out>
>        g = 1
>---Type <return> to continue, or q <return> to quit---
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 349
>        seq = 174
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f23266e2b00, cond=0x7f23266e2b30) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f234bf9fb50, __canceltype = 235164000, __prev = 0x0}
>        cbuffer = {wseq = 349, cond = 0x7f23266e2b30, mutex = 0x7f23266e2b00, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 349
>        seq = 174
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f23266e2b30, mutex=0x7f23266e2b00) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f23266e2b30, lock=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f23266e2b30
>        ptMutex = <optimized out>
>        r = <optimized out>
>#4  0x00007f233d453ff2 in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=0x7f23266e2b28)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:68
>        timeout = 600000
>#5  0x00007f233d453ff2 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=0x7f23266e2b00)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/Monitor.h:40
>        timeout = 600000
>#6  0x00007f233d453ff2 in mozilla::image::DecodePoolImpl::PopWorkLocked(bool) (this=this@entry=0x7f23266e2af0, aShutdownIdle=aShutdownIdle@entry=false)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/image/DecodePool.cpp:201
>        timeout = 600000
>#7  0x00007f233d454358 in mozilla::image::DecodePoolImpl::PopWork(bool) (aShutdownIdle=<optimized out>, this=0x7f23266e2af0)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/image/DecodePool.cpp:172
>---Type <return> to continue, or q <return> to quit---
>        thisThread = {<nsCOMPtr_base> = {mRawPtr = 0x7f234bd58e20}, <No data fields>}
>        work = {mType = mozilla::image::Work::Type::TASK, mTask = {mRawPtr = 0x0}}
>#8  0x00007f233d454358 in mozilla::image::DecodePoolWorker::Run() (this=0x7f2323137040) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/image/DecodePool.cpp:297
>        thisThread = {<nsCOMPtr_base> = {mRawPtr = 0x7f234bd58e20}, <No data fields>}
>        work = {mType = mozilla::image::Work::Type::TASK, mTask = {mRawPtr = 0x0}}
>#9  0x00007f233c88255f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f234bd58e20, aMayWait=<optimized out>, aResult=0x7f234bf9fdc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:1040
>        timeDurationHelper = 
>          {mStorage = {<optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>}, mIsSome = 0 '\000'}
>        priority = mozilla::EventPriority::Normal
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x7f2323137040}, <No data fields>}
>        activation = 
>          {mStorage = "\320p\023##\177\000\000\000\066\250Q\177\365\247{`\375\371K#\177\000\000`F\342'#\177\000\000\260\375\371K#\177\000\000 \216\325K#\177\000\000 PsM\377\177\000\000\257F\210<#\177\000\000`\375\371K#\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>        noJSAPI = {mStorage = "`\375\371K#\177\000\000\273D\210<#\177\000\000X\200\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        aResult = 0x7f234bf9fdc7
>        aMayWait = false
>        this = 0x7f234bd58e20
>#10 0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f234bd58e20, aMayWait=aMayWait@entry=false)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = true
>#11 0x00007f233ccb58ba in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f23235f9140, aDelegate=0x7f234bd4ec80)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:334
>        didWork = <optimized out>
>        thread = 0x7f234bd58e20
>#12 0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f234bd4ec80) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f234bd4ec80, previous_state_ = 0x0}
>#13 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f234bd4ec80) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f234bd4ec80, previous_state_ = 0x0}
>#14 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f234bd4ec80) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f234bd4ec80, previous_state_ = 0x0}
>#15 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f234bd4ec80}
>---Type <return> to continue, or q <return> to quit---
>        initData = 0x0
>        self = 0x7f234bd58e20
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>#16 0x00007f234c1d3318 in _pt_root (arg=0x7f23234d4940) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551104
>        tid = 3425
>#17 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139789575259904, 5461742355090915722, 140734492790654, 140734492790655, 140734492790816, 140734492790816, -5365310735718661750, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#18 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 26 (Thread 0x7f22fb5ed700 (LWP 3461)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f23179fa908) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f22fb5ecb60, __canceltype = 8, __prev = 0x0}
>        cbuffer = {wseq = 196, cond = 0x7f23179fa8e0, mutex = 0x7f23179fa850, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 196
>        seq = 98
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f23179fa850, cond=0x7f23179fa8e0) at pthread_cond_wait.c:502
>        spin = 0
>---Type <return> to continue, or q <return> to quit---
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f22fb5ecb60, __canceltype = 8, __prev = 0x0}
>        cbuffer = {wseq = 196, cond = 0x7f23179fa8e0, mutex = 0x7f23179fa850, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 196
>        seq = 98
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=0x7f23179fa8e0, mutex=0x7f23179fa850) at pthread_cond_wait.c:655
>#3  0x00007f23401cc679 in std::thread::park () at libstd/sys/unix/condvar.rs:78
>#4  0x00007f233fe167a5 in std::sys_common::backtrace::__rust_begin_short_backtrace (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sync/mpsc/blocking.rs:81
>#5  0x00007f233fe1618a in std::thread::Builder::spawn::{{closure}}::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:406
>#6  0x00007f233fe1618a in <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once (self=..., _args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:296
>#7  0x00007f233fe1618a in std::panicking::try::do_call (data=<optimized out>) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:306
>#8  0x00007f233fe1618a in __rust_maybe_catch_panic (f=<optimized out>, data=<optimized out>, _data_ptr=<optimized out>, _vtable_ptr=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libpanic_abort/lib.rs:40
>#9  0x00007f233fe1618a in std::panicking::try (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:285
>#10 0x00007f233fe1618a in std::panic::catch_unwind (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:361
>#11 0x00007f233fe1618a in std::thread::Builder::spawn::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:405
>#12 0x00007f233fe1618a in <F as alloc::boxed::FnBox<A>>::call_box (self=0x7f23045ff740, args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:784
>#13 0x00007f23401c5f24 in std::sys::unix::thread::Thread::new::thread_start (main=0x7f23189ecf60) at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:794
>#14 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788222912256, 5461742355090915722, 140734492784894, 140734492784895, 140734492785024, 140734492785024, -5365485894685539958, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#15 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 25 (Thread 0x7f22fb7ee700 (LWP 3460)):
>#0  0x00007f234d7037fd in __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
>---Type <return> to continue, or q <return> to quit---
>#1  0x00007f234d6fccf4 in __GI___pthread_mutex_lock (mutex=0x7f231796d1f0) at ../nptl/pthread_mutex_lock.c:78
>        type = 0
>        __PRETTY_FUNCTION__ = "__pthread_mutex_lock"
>        id = <optimized out>
>#2  0x00007f233fe172a7 in std::sys_common::backtrace::__rust_begin_short_backtrace (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sys/unix/mutex.rs:67
>#3  0x00007f233fe1618a in std::thread::Builder::spawn::{{closure}}::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:406
>#4  0x00007f233fe1618a in <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once (self=..., _args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:296
>#5  0x00007f233fe1618a in std::panicking::try::do_call (data=<optimized out>) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:306
>#6  0x00007f233fe1618a in __rust_maybe_catch_panic (f=<optimized out>, data=<optimized out>, _data_ptr=<optimized out>, _vtable_ptr=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libpanic_abort/lib.rs:40
>#7  0x00007f233fe1618a in std::panicking::try (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:285
>#8  0x00007f233fe1618a in std::panic::catch_unwind (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:361
>#9  0x00007f233fe1618a in std::thread::Builder::spawn::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:405
>#10 0x00007f233fe1618a in <F as alloc::boxed::FnBox<A>>::call_box (self=0x7f23045ff700, args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:784
>#11 0x00007f23401c5f24 in std::sys::unix::thread::Thread::new::thread_start (main=0x7f23189ecf40) at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:794
>#12 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788225013504, 5461742355090915722, 140734492784894, 140734492784895, 140734492785024, 140734492785024, -5365485619270762102, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#13 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 24 (Thread 0x7f22fc3f1700 (LWP 3457)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f230827a0e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f22fc3f0bb0, __canceltype = 0, __prev = 0x0}
>        cbuffer = {wseq = 0, cond = 0x7f230827a0c0, mutex = 0x7f230827a090, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 0
>        seq = 0
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f230827a090, cond=0x7f230827a0c0) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f22fc3f0bb0, __canceltype = 0, __prev = 0x0}
>        cbuffer = {wseq = 0, cond = 0x7f230827a0c0, mutex = 0x7f230827a090, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 0
>        seq = 0
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f230827a0c0, mutex=0x7f230827a090) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f230827a0c0, lock=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f230827a0c0
>        ptMutex = <optimized out>
>        r = <optimized out>
>#4  0x00007f233c87e932 in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=0x7f230827a0b8)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:68
>        lock = {mLock = 0x7f230827a090}
>        event = <optimized out>
>#5  0x00007f233c87e932 in mozilla::ThreadEventQueue<mozilla::EventQueue>::GetEvent(bool, mozilla::EventPriority*) (this=0x7f230827a060, aMayWait=true, aPriority=0x7f22fc3f0cc8) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/ThreadEventQueue.cpp:155
>        lock = {mLock = 0x7f230827a090}
>        event = <optimized out>
>#6  0x00007f233c8824eb in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f230827a100, aMayWait=<optimized out>, aResult=0x7f22fc3f0dc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:967
>        priority = 1276983347
>        event = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        activation = 
>          {mStorage = "\300\002\340'#\177\000\000\000\066\250Q\177\365\247{`\r?\374\"\177\000\000\360b\220\030#\177\000\000\260\r?\374\"\177\000\000\000\241'\b#\177\000\000\240'sM\377\177\000\000\257F\210<#\177\000\000`\r?\374\"\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>        noJSAPI = {mStorage = "`\r?\374\"\177\000\000\273D\210<#\177\000\000X\200\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        aResult = 0x7f22fc3f0dc7
>        aMayWait = true
>        this = 0x7f230827a100
>#7  0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f230827a100, aMayWait=aMayWait@entry=true)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = false
>#8  0x00007f233ccb58fa in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f23230b3140, aDelegate=0x7f23130f6e40)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:364
>        didWork = <optimized out>
>        thread = 0x7f230827a100
>#9  0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f23130f6e40) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f23130f6e40, previous_state_ = 0x0}
>#10 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f23130f6e40) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f23130f6e40, previous_state_ = 0x0}
>#11 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f23130f6e40) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f23130f6e40, previous_state_ = 0x0}
>#12 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f23130f6e40}
>        initData = 0x0
>        self = 0x7f230827a100
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>#13 0x00007f234c1d3318 in _pt_root (arg=0x7f2312dc4dc0) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551104
>        tid = 3457
>#14 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788237608704, 5461742355090915722, 140734492780286, 140734492780287, 140734492780448, 140734492780448, -5365482868881079926, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#15 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 23 (Thread 0x7f22fb9ef700 (LWP 3459)):
>#0  0x00007f234d7037fd in __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
>#1  0x00007f234d6fccf4 in __GI___pthread_mutex_lock (mutex=0x7f231796d1f0) at ../nptl/pthread_mutex_lock.c:78
>        type = 0
>        __PRETTY_FUNCTION__ = "__pthread_mutex_lock"
>        id = <optimized out>
>#2  0x00007f233fe172a7 in std::sys_common::backtrace::__rust_begin_short_backtrace (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sys/unix/mutex.rs:67
>#3  0x00007f233fe1618a in std::thread::Builder::spawn::{{closure}}::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:406
>#4  0x00007f233fe1618a in <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once (self=..., _args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:296
>#5  0x00007f233fe1618a in std::panicking::try::do_call (data=<optimized out>) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:306
>#6  0x00007f233fe1618a in __rust_maybe_catch_panic (f=<optimized out>, data=<optimized out>, _data_ptr=<optimized out>, _vtable_ptr=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libpanic_abort/lib.rs:40
>#7  0x00007f233fe1618a in std::panicking::try (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:285
>#8  0x00007f233fe1618a in std::panic::catch_unwind (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:361
>#9  0x00007f233fe1618a in std::thread::Builder::spawn::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:405
>#10 0x00007f233fe1618a in <F as alloc::boxed::FnBox<A>>::call_box (self=0x7f23045ff600, args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:784
>#11 0x00007f23401c5f24 in std::sys::unix::thread::Thread::new::thread_start (main=0x7f23189ecee0) at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:794
>#12 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788227114752, 5461742355090915722, 140734492784894, 140734492784895, 140734492785024, 140734492785024, -5365486443367612022, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#13 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 22 (Thread 0x7f231e627700 (LWP 3455)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f2308279fa8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>---Type <return> to continue, or q <return> to quit---
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f231e626bb0, __canceltype = 0, __prev = 0x0}
>        cbuffer = {wseq = 0, cond = 0x7f2308279f80, mutex = 0x7f2308279f50, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 0
>        seq = 0
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f2308279f50, cond=0x7f2308279f80) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f231e626bb0, __canceltype = 0, __prev = 0x0}
>        cbuffer = {wseq = 0, cond = 0x7f2308279f80, mutex = 0x7f2308279f50, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 0
>        seq = 0
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f2308279f80, mutex=0x7f2308279f50) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f2308279f80, lock=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f2308279f80
>        ptMutex = <optimized out>
>        r = <optimized out>
>#4  0x00007f233c87e932 in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=0x7f2308279f78)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:68
>        lock = {mLock = 0x7f2308279f50}
>        event = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>#5  0x00007f233c87e932 in mozilla::ThreadEventQueue<mozilla::EventQueue>::GetEvent(bool, mozilla::EventPriority*) (this=0x7f2308279f20, aMayWait=true, aPriority=0x7f231e626cc8) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/ThreadEventQueue.cpp:155
>        lock = {mLock = 0x7f2308279f50}
>        event = <optimized out>
>#6  0x00007f233c8824eb in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f2308279fc0, aMayWait=<optimized out>, aResult=0x7f231e626dc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:967
>        priority = 1276983347
>        event = <optimized out>
>        activation = 
>          {mStorage = "\000\000\340K#\177\000\000\000\066\250Q\177\365\247{`mb\036#\177\000\000\200\252i\030#\177\000\000\260mb\036#\177\000\000\300\237'\b#\177\000\000\060(sM\377\177\000\000\257F\210<#\177\000\000`mb\036#\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>        noJSAPI = {mStorage = "`mb\036#\177\000\000\273D\210<#\177\000\000X\200\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        aResult = 0x7f231e626dc7
>        aMayWait = true
>        this = 0x7f2308279fc0
>#7  0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f2308279fc0, aMayWait=aMayWait@entry=true)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = false
>#8  0x00007f233ccb58fa in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f2319f11780, aDelegate=0x7f23130f6c80)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:364
>        didWork = <optimized out>
>        thread = 0x7f2308279fc0
>#9  0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f23130f6c80) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f23130f6c80, previous_state_ = 0x0}
>#10 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f23130f6c80) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f23130f6c80, previous_state_ = 0x0}
>#11 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f23130f6c80) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f23130f6c80, previous_state_ = 0x0}
>#12 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f23130f6c80}
>        initData = 0x0
>        self = 0x7f2308279fc0
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>#13 0x00007f234c1d3318 in _pt_root (arg=0x7f2312dc4ca0) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551104
>        tid = 3455
>#14 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788810352384, 5461742355090915722, 140734492780430, 140734492780431, 140734492780592, 140734492780592, -5365408416696745590, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#15 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 21 (Thread 0x7f231cb7e700 (LWP 3444)):
>#0  0x00007f234d700918 in futex_reltimed_wait_cancelable (private=0, reltime=0x7f231cb7db20, expected=0, futex_word=0x7f2327de3db0)
>    at ../sysdeps/unix/sysv/linux/futex-internal.h:142
>        __ret = -516
>        oldtype = 0
>        err = <optimized out>
>        rt = {tv_sec = 59, tv_nsec = 999999569}
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f231cb7db50, __canceltype = 0, __prev = 0x0}
>        cbuffer = {wseq = 56, cond = 0x7f2327de3d88, mutex = 0x7f2327de3d58, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        maxspin = 0
>        signals = <optimized out>
>        result = 0
>        wseq = 56
>        seq = 28
>        private = 0
>#1  0x00007f234d700918 in __pthread_cond_wait_common (abstime=0x7f231cb7dbd0, mutex=0x7f2327de3d58, cond=0x7f2327de3d88) at pthread_cond_wait.c:533
>        rt = {tv_sec = 59, tv_nsec = 999999569}
>        spin = 0
>---Type <return> to continue, or q <return> to quit---
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f231cb7db50, __canceltype = 0, __prev = 0x0}
>        cbuffer = {wseq = 56, cond = 0x7f2327de3d88, mutex = 0x7f2327de3d58, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        maxspin = 0
>        signals = <optimized out>
>        result = 0
>        wseq = 56
>        seq = 28
>        private = 0
>#2  0x00007f234d700918 in __pthread_cond_timedwait (cond=cond@entry=0x7f2327de3d88, mutex=mutex@entry=0x7f2327de3d58, abstime=abstime@entry=0x7f231cb7dbd0)
>    at pthread_cond_wait.c:667
>#3  0x000055f2cb56daa4 in mozilla::detail::ConditionVariableImpl::wait_for(mozilla::detail::MutexImpl&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7f2327de3d88, lock=..., a_rel_time=...) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:153
>        ptCond = 0x7f2327de3d88
>        ptMutex = 0x7f2327de3d58
>        r = <optimized out>
>        rel_time = {mValue = 60000000000}
>        now_ts = {tv_sec = 2439, tv_nsec = 809830131}
>        abs_ts = {tv_sec = 2499, tv_nsec = 809830131}
>#4  0x00007f233c883f3b in mozilla::CondVar::Wait(unsigned int) (aInterval=<optimized out>, this=<optimized out>)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:70
>        now = 2439809
>        timeout = <optimized out>
>        lock = {mLock = 0x7f2327de3d58}
>        event = <optimized out>
>        current = {<nsCOMPtr_base> = {mRawPtr = 0x7f231a222c00}, <No data fields>}
>        shutdownThreadOnExit = false
>        exitThread = false
>        wasIdle = <optimized out>
>        idleSince = <optimized out>
>        listener = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#5  0x00007f233c883f3b in nsThreadPool::Run() (this=0x7f2327de3d30) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadPool.cpp:218
>        now = 2439809
>        timeout = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        lock = {mLock = 0x7f2327de3d58}
>        event = <optimized out>
>        current = {<nsCOMPtr_base> = {mRawPtr = 0x7f231a222c00}, <No data fields>}
>        shutdownThreadOnExit = false
>        exitThread = false
>        wasIdle = <optimized out>
>        idleSince = <optimized out>
>        listener = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#6  0x00007f233c88255f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f231a222c00, aMayWait=<optimized out>, aResult=0x7f231cb7ddc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:1040
>        timeDurationHelper = 
>          {mStorage = {<optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>}, mIsSome = 0 '\000'}
>        priority = mozilla::EventPriority::Normal
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x7f2327de3d40}, <No data fields>}
>        activation = 
>          {mStorage = "\240\r\320K#\177\000\000\000\066\250Q\177\365\247{`Ý·\034#\177\000\000P_&\032#\177\000\000\260Ý·\034#\177\000\000\000,\"\032#\177\000\000\240\315rM\377\177\000\000\257F\210<#\177\000\000`Ý·\034#\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>        noJSAPI = {mStorage = "`Ý·\034#\177\000\000\273D\210<#\177\000\000X\200\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        aResult = 0x7f231cb7ddc7
>        aMayWait = false
>        this = 0x7f231a222c00
>#7  0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f231a222c00, aMayWait=aMayWait@entry=false)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = true
>#8  0x00007f233ccb58ba in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f231a005640, aDelegate=0x7f231a21d3c0)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:334
>        didWork = <optimized out>
>        thread = 0x7f231a222c00
>#9  0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f231a21d3c0) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f231a21d3c0, previous_state_ = 0x0}
>#10 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f231a21d3c0) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f231a21d3c0, previous_state_ = 0x0}
>#11 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f231a21d3c0) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>---Type <return> to continue, or q <return> to quit---
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f231a21d3c0, previous_state_ = 0x0}
>#12 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f231a21d3c0}
>        initData = 0x0
>        self = 0x7f231a222c00
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>#13 0x00007f234c1d3318 in _pt_root (arg=0x7f231a2d94c0) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551100
>        tid = 3444
>#14 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788782397184, 5461742355090915722, 140734492757246, 140734492757247, 140734492757408, 140734492757408, -5365413523949731446, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#15 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 20 (Thread 0x7f2327f45700 (LWP 3443)):
>
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f23230b054c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2327f44c90, __canceltype = 454012928, __prev = 0x0}
>        cbuffer = {wseq = 171, cond = 0x7f23230b0520, mutex = 0x7f23230b04f0, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 171
>        seq = 85
>---Type <return> to continue, or q <return> to quit---
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f23230b04f0, cond=0x7f23230b0520) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2327f44c90, __canceltype = 454012928, __prev = 0x0}
>        cbuffer = {wseq = 171, cond = 0x7f23230b0520, mutex = 0x7f23230b04f0, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 171
>        seq = 85
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=0x7f23230b0520, mutex=0x7f23230b04f0) at pthread_cond_wait.c:655
>#3  0x00007f23401a9ec0 in std::sys::unix::condvar::Condvar::wait (self=0x7f23230b0520, mutex=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sys/unix/condvar.rs:78
>        lock = 0x80
>        state = <optimized out>
>#4  0x00007f23401a9ec0 in std::sys_common::condvar::Condvar::wait (self=0x7f23230b0520, mutex=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sys_common/condvar.rs:51
>        lock = 0x80
>        state = <optimized out>
>#5  0x00007f23401a9ec0 in std::sync::condvar::Condvar::wait (self=0x7f231ef77c38, guard=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sync/condvar.rs:214
>        lock = 0x80
>        state = <optimized out>
>#6  0x00007f23401a9ec0 in rayon_core::sleep::Sleep::sleep (self=0x7f231ef77c20, worker_index=<optimized out>) at third_party/rust/rayon-core/src/sleep/mod.rs:257
>        state = <optimized out>
>#7  0x00007f23401ac8fc in rayon_core::sleep::Sleep::no_work_found (self=0x7f231ef77c20, worker_index=2, yields=<optimized out>)
>    at third_party/rust/rayon-core/src/sleep/mod.rs:89
>        yields = <optimized out>
>#8  0x00007f23401ac8fc in rayon_core::registry::WorkerThread::wait_until_cold (self=0x7f2327f44db0, latch=0x7f231ef77c80) at third_party/rust/rayon-core/src/registry.rs:569
>        yields = <optimized out>
>#9  0x00007f23401ac78f in rayon_core::registry::WorkerThread::wait_until (self=0x7f231ef84b50, latch=0x7f231ef77c80) at third_party/rust/rayon-core/src/registry.rs:543
>#10 0x00007f23401ac78f in rayon_core::registry::main_loop (registry=..., index=2, worker=..., breadth_first=<optimized out>)
>    at third_party/rust/rayon-core/src/registry.rs:674
>#11 0x00007f23401ac78f in rayon_core::registry::Registry::new::{{closure}} () at third_party/rust/rayon-core/src/registry.rs:134
>---Type <return> to continue, or q <return> to quit---
>#12 0x00007f23401ac78f in std::sys_common::backtrace::__rust_begin_short_backtrace (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sys_common/backtrace.rs:136
>#13 0x00007f23401ac3ba in std::thread::Builder::spawn::{{closure}}::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:406
>#14 0x00007f23401ac3ba in <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once (self=..., _args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:296
>#15 0x00007f23401ac3ba in std::panicking::try::do_call (data=<optimized out>) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:306
>#16 0x00007f23401ac3ba in __rust_maybe_catch_panic (f=<optimized out>, data=<optimized out>, _data_ptr=<optimized out>, _vtable_ptr=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libpanic_abort/lib.rs:40
>#17 0x00007f23401ac3ba in std::panicking::try (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:285
>#18 0x00007f23401ac3ba in std::panic::catch_unwind (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:361
>#19 0x00007f23401ac3ba in std::thread::Builder::spawn::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:405
>#20 0x00007f23401ac3ba in <F as alloc::boxed::FnBox<A>>::call_box (self=0x7f23230ffd90, args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:784
>#21 0x00007f23401c5f24 in std::sys::unix::thread::Thread::new::thread_start (main=0x7f231b0788b0) at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:794
>#22 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788970907392, 5461742355090915722, 140734492785358, 140734492785359, 140734492785488, 140734492785488, -5365389880691637878, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#23 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 19 (Thread 0x7f2320dfd700 (LWP 3430)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f234bd5818c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2320dfcbb0, __canceltype = 588865792, __prev = 0x0}
>        cbuffer = {wseq = 43, cond = 0x7f234bd58160, mutex = 0x7f234bd58130, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 43
>---Type <return> to continue, or q <return> to quit---
>        seq = 21
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f234bd58130, cond=0x7f234bd58160) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2320dfcbb0, __canceltype = 588865792, __prev = 0x0}
>        cbuffer = {wseq = 43, cond = 0x7f234bd58160, mutex = 0x7f234bd58130, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 43
>        seq = 21
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f234bd58160, mutex=0x7f234bd58130) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f234bd58160, lock=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f234bd58160
>        ptMutex = <optimized out>
>        r = <optimized out>
>#4  0x00007f233c87e932 in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=0x7f234bd58158)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:68
>        lock = {mLock = 0x7f234bd58130}
>        event = <optimized out>
>#5  0x00007f233c87e932 in mozilla::ThreadEventQueue<mozilla::EventQueue>::GetEvent(bool, mozilla::EventPriority*) (this=0x7f234bd58100, aMayWait=true, aPriority=0x7f2320dfccc8) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/ThreadEventQueue.cpp:155
>        lock = {mLock = 0x7f234bd58130}
>        event = <optimized out>
>#6  0x00007f233c8824eb in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f2324759020, aMayWait=<optimized out>, aResult=0x7f2320dfcdc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:967
>        priority = mozilla::EventPriority::Normal
>        event = <optimized out>
>        activation = 
>          {mStorage = "\240\274k)#\177\000\000\000\066\250Q\177\365\247{`\315\337 #\177\000\000@rk)#\177\000\000\260\315\337 #\177\000\000 \220u$#\177\000\000\000TsM\377\177\000\000\257F\210<#\177\000\000`\315\337 #\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>---Type <return> to continue, or q <return> to quit---
>        noJSAPI = {mStorage = "`\315\337 #\177\000\000\273D\210<#\177\000\000X\200\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        aResult = 0x7f2320dfcdc7
>        aMayWait = true
>        this = 0x7f2324759020
>#7  0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f2324759020, aMayWait=aMayWait@entry=true)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = false
>#8  0x00007f233ccb58fa in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f2324747ec0, aDelegate=0x7f2323138900)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:364
>        didWork = <optimized out>
>        thread = 0x7f2324759020
>#9  0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f2323138900) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2323138900, previous_state_ = 0x0}
>#10 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f2323138900) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2323138900, previous_state_ = 0x0}
>#11 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f2323138900) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2323138900, previous_state_ = 0x0}
>#12 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f2323138900}
>        initData = 0x0
>        self = 0x7f2324759020
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>#13 0x00007f234c1d3318 in _pt_root (arg=0x7f23266f3040) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551104
>        tid = 3430
>#14 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788852123392, 5461742355090915722, 140734492791646, 140734492791647, 140734492791808, 140734492791808, -5365405621746777718, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>#15 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 18 (Thread 0x7f2327f86700 (LWP 3442)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f23230b054c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2327f85c90, __canceltype = 668389376, __prev = 0x0}
>        cbuffer = {wseq = 175, cond = 0x7f23230b0520, mutex = 0x7f23230b04f0, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 175
>        seq = 87
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f23230b04f0, cond=0x7f23230b0520) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2327f85c90, __canceltype = 668389376, __prev = 0x0}
>        cbuffer = {wseq = 175, cond = 0x7f23230b0520, mutex = 0x7f23230b04f0, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 175
>        seq = 87
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=0x7f23230b0520, mutex=0x7f23230b04f0) at pthread_cond_wait.c:655
>#3  0x00007f23401a9ec0 in std::sys::unix::condvar::Condvar::wait (self=0x7f23230b0520, mutex=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sys/unix/condvar.rs:78
>        lock = 0x80
>        state = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>#4  0x00007f23401a9ec0 in std::sys_common::condvar::Condvar::wait (self=0x7f23230b0520, mutex=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sys_common/condvar.rs:51
>        lock = 0x80
>        state = <optimized out>
>#5  0x00007f23401a9ec0 in std::sync::condvar::Condvar::wait (self=0x7f231ef77c38, guard=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sync/condvar.rs:214
>        lock = 0x80
>        state = <optimized out>
>#6  0x00007f23401a9ec0 in rayon_core::sleep::Sleep::sleep (self=0x7f231ef77c20, worker_index=<optimized out>) at third_party/rust/rayon-core/src/sleep/mod.rs:257
>        state = <optimized out>
>#7  0x00007f23401ac8fc in rayon_core::sleep::Sleep::no_work_found (self=0x7f231ef77c20, worker_index=1, yields=<optimized out>)
>    at third_party/rust/rayon-core/src/sleep/mod.rs:89
>        yields = <optimized out>
>#8  0x00007f23401ac8fc in rayon_core::registry::WorkerThread::wait_until_cold (self=0x7f2327f85db0, latch=0x7f231ef77c80) at third_party/rust/rayon-core/src/registry.rs:569
>        yields = <optimized out>
>#9  0x00007f23401ac78f in rayon_core::registry::WorkerThread::wait_until (self=0x7f231ef84b00, latch=0x7f231ef77c80) at third_party/rust/rayon-core/src/registry.rs:543
>#10 0x00007f23401ac78f in rayon_core::registry::main_loop (registry=..., index=1, worker=..., breadth_first=<optimized out>)
>    at third_party/rust/rayon-core/src/registry.rs:674
>#11 0x00007f23401ac78f in rayon_core::registry::Registry::new::{{closure}} () at third_party/rust/rayon-core/src/registry.rs:134
>#12 0x00007f23401ac78f in std::sys_common::backtrace::__rust_begin_short_backtrace (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sys_common/backtrace.rs:136
>#13 0x00007f23401ac3ba in std::thread::Builder::spawn::{{closure}}::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:406
>#14 0x00007f23401ac3ba in <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once (self=..., _args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:296
>#15 0x00007f23401ac3ba in std::panicking::try::do_call (data=<optimized out>) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:306
>#16 0x00007f23401ac3ba in __rust_maybe_catch_panic (f=<optimized out>, data=<optimized out>, _data_ptr=<optimized out>, _vtable_ptr=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libpanic_abort/lib.rs:40
>#17 0x00007f23401ac3ba in std::panicking::try (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:285
>#18 0x00007f23401ac3ba in std::panic::catch_unwind (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:361
>#19 0x00007f23401ac3ba in std::thread::Builder::spawn::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:405
>#20 0x00007f23401ac3ba in <F as alloc::boxed::FnBox<A>>::call_box (self=0x7f23230ffcd0, args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:784
>#21 0x00007f23401c5f24 in std::sys::unix::thread::Thread::new::thread_start (main=0x7f231b078890) at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:794
>#22 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788971173632, 5461742355090915722, 140734492785358, 140734492785359, 140734492785488, 140734492785488, -5365389914514505334, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>---Type <return> to continue, or q <return> to quit---
>        not_first_call = <optimized out>
>#23 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 17 (Thread 0x7f2321dff700 (LWP 3428)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f2321dfebe8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2321dfead0, __canceltype = 568322800, __prev = 0x0}
>        cbuffer = {wseq = 0, cond = 0x7f2321dfebc0, mutex = 0x7f2321dfeb90, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 0
>        seq = 0
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f2321dfeb90, cond=0x7f2321dfebc0) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2321dfead0, __canceltype = 568322800, __prev = 0x0}
>        cbuffer = {wseq = 0, cond = 0x7f2321dfebc0, mutex = 0x7f2321dfeb90, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 0
>        seq = 0
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f2321dfebc0, mutex=0x7f2321dfeb90) at pthread_cond_wait.c:655
>#3  0x00007f233cc879fd in ConditionVariable::Wait() (this=this@entry=0x7f2321dfebc0)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/condition_variable_posix.cc:61
>#4  0x00007f233cc94c38 in base::WaitableEvent::TimedWait(base::TimeDelta const&) (this=this@entry=0x7f23296bb838, max_time=...)
>---Type <return> to continue, or q <return> to quit---
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/waitable_event_posix.cc:197
>        current_time = <optimized out>
>        end_time = <optimized out>
>        finite_time = false
>        lock = 
>              {lock_ = {native_handle_ = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 1, __kind = 0, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 12 times>, "\001", '\000' <repeats 26 times>, __align = 0}}}
>        cv = 
>          {condition_ = {__data = {{__wseq = 2, __wseq32 = {__low = 2, __high = 0}}, {__g1_start = 0, __g1_start32 = {__low = 0, __high = 0}}, __g_refs = {2, 0}, __g_size = {0, 0}, __g1_orig_size = 0, __wrefs = 10, __g_signals = {0, 0}}, __size = "\002", '\000' <repeats 15 times>, "\002", '\000' <repeats 19 times>, "\n\000\000\000\000\000\000\000\000\000\000", __align = 2}, user_mutex_ = 0x7f2321dfeb90}
>        sw = 
>          {<base::WaitableEvent::Waiter> = {_vptr.Waiter = 0x7f2341fce478 <vtable for base::SyncWaiter+16>}, fired_ = false, cv_ = 0x7f2321dfebc0, lock_ = 0x7f2321dfeb90, signaling_event_ = 0x0}
>#5  0x00007f233cc94c78 in base::WaitableEvent::Wait() (this=this@entry=0x7f23296bb838) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/time.h:373
>#6  0x00007f233cc87768 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) (this=0x7f23296bb820, delegate=0x7f2321dfed00)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_pump_default.cc:61
>        raiiObject58 = 
>              {mPseudoStack = 0x7f2327e63000, static sPseudoStack = {<mozilla::detail::ThreadLocalNativeStorage<PseudoStack*>> = {mValue = 0x7f2327e63000}, <No data fields>}}
>        did_work = <optimized out>
>        loop = <optimized out>
>        hangMonitor = {mThread = {mRawPtr = 0x0}, static kNoTimeout = 0}
>#7  0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f2321dfed00) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2321dfed00, previous_state_ = 0x0}
>#8  0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f2321dfed00) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2321dfed00, previous_state_ = 0x0}
>#9  0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f2321dfed00) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2321dfed00, previous_state_ = 0x0}
>#10 0x00007f233cc96b55 in base::Thread::ThreadMain() (this=0x7f2327df1380) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/thread.cc:181
>        raiiObject157 = {<No data fields>}
>        message_loop = 
>            {<base::MessagePump::Delegate> = {_vptr.Delegate = 0x7f2341fce318 <vtable for MessageLoop+16>}, type_ = MessageLoop::TYPE_DEFAULT, id_ = 8, work_queue_ = std::queue wrapping: std::deque with 0 elements, delayed_work_queue_ = std::priority_queue wrapping: std::vector of length 0, capacity 0, deferred_non_nestable_work_queue_ = std::queue wrapping: std::deque with 0 elements, pump_ = {mRawPtr = 0x7f23296bb820}, destruction_observers_ = {observers_ = std::vector of length 2, capacity 2 = {0x7f23296bb800, 0x7f232318f100}, notify_depth_ = 0, type_ = base::ObserverList<MessageLoop::DestructionObserver, false>::NOTIFY_ALL}, nestable_tasks_allowed_ = true, exception_restoration_ = false, thread_name_ = "ImageBridgeChild", incoming_queue_ = std::queue wrapping: std::deque with 0 elements, incoming_queue_lock_ = {lock_ = {native_handle_ = {__data = {_---Type <return> to continue, or q <return> to quit---
>_lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 0, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 39 times>, __align = 0}}}, state_ = 0x7f2321dfecc0, run_depth_base_ = 1, shutting_down_ = false, transient_hang_timeout_ = 0, permanent_hang_timeout_ = 0, next_sequence_num_ = 0, mEventTarget = {mRawPtr = 0x7f23296bb7f0}}
>#11 0x00007f233cc862ee in ThreadFunc(void*) (closure=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/platform_thread_posix.cc:38
>        delegate = <optimized out>
>#12 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788868908800, 5461742355090915722, 140734492792174, 140734492792175, 140734492792304, 140734492792304, -5365403421649780342, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#13 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 16 (Thread 0x7f234bf4e700 (LWP 3441)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f23230b054c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f234bf4dc90, __canceltype = 668377088, __prev = 0x0}
>        cbuffer = {wseq = 173, cond = 0x7f23230b0520, mutex = 0x7f23230b04f0, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 173
>        seq = 86
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f23230b04f0, cond=0x7f23230b0520) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f234bf4dc90, __canceltype = 668377088, __prev = 0x0}
>        cbuffer = {wseq = 173, cond = 0x7f23230b0520, mutex = 0x7f23230b04f0, private = 0}
>        err = <optimized out>
>        g = 1
>---Type <return> to continue, or q <return> to quit---
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 173
>        seq = 86
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=0x7f23230b0520, mutex=0x7f23230b04f0) at pthread_cond_wait.c:655
>#3  0x00007f23401a9ec0 in std::sys::unix::condvar::Condvar::wait (self=0x7f23230b0520, mutex=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sys/unix/condvar.rs:78
>        lock = 0x80
>        state = <optimized out>
>#4  0x00007f23401a9ec0 in std::sys_common::condvar::Condvar::wait (self=0x7f23230b0520, mutex=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sys_common/condvar.rs:51
>        lock = 0x80
>        state = <optimized out>
>#5  0x00007f23401a9ec0 in std::sync::condvar::Condvar::wait (self=0x7f231ef77c38, guard=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sync/condvar.rs:214
>        lock = 0x80
>        state = <optimized out>
>#6  0x00007f23401a9ec0 in rayon_core::sleep::Sleep::sleep (self=0x7f231ef77c20, worker_index=<optimized out>) at third_party/rust/rayon-core/src/sleep/mod.rs:257
>        state = <optimized out>
>#7  0x00007f23401ac8fc in rayon_core::sleep::Sleep::no_work_found (self=0x7f231ef77c20, worker_index=0, yields=<optimized out>)
>    at third_party/rust/rayon-core/src/sleep/mod.rs:89
>        yields = <optimized out>
>#8  0x00007f23401ac8fc in rayon_core::registry::WorkerThread::wait_until_cold (self=0x7f234bf4ddb0, latch=0x7f231ef77c80) at third_party/rust/rayon-core/src/registry.rs:569
>        yields = <optimized out>
>#9  0x00007f23401ac78f in rayon_core::registry::WorkerThread::wait_until (self=0x7f231ef84ab0, latch=0x7f231ef77c80) at third_party/rust/rayon-core/src/registry.rs:543
>#10 0x00007f23401ac78f in rayon_core::registry::main_loop (registry=..., index=0, worker=..., breadth_first=<optimized out>)
>    at third_party/rust/rayon-core/src/registry.rs:674
>#11 0x00007f23401ac78f in rayon_core::registry::Registry::new::{{closure}} () at third_party/rust/rayon-core/src/registry.rs:134
>#12 0x00007f23401ac78f in std::sys_common::backtrace::__rust_begin_short_backtrace (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/sys_common/backtrace.rs:136
>#13 0x00007f23401ac3ba in std::thread::Builder::spawn::{{closure}}::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:406
>#14 0x00007f23401ac3ba in <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once (self=..., _args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:296
>#15 0x00007f23401ac3ba in std::panicking::try::do_call (data=<optimized out>) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:306
>#16 0x00007f23401ac3ba in __rust_maybe_catch_panic (f=<optimized out>, data=<optimized out>, _data_ptr=<optimized out>, _vtable_ptr=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/libpanic_abort/lib.rs:40
>---Type <return> to continue, or q <return> to quit---
>#17 0x00007f23401ac3ba in std::panicking::try (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panicking.rs:285
>#18 0x00007f23401ac3ba in std::panic::catch_unwind (f=...) at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/panic.rs:361
>#19 0x00007f23401ac3ba in std::thread::Builder::spawn::{{closure}} () at /builddir/build/BUILD/rustc-1.26.0-src/src/libstd/thread/mod.rs:405
>#20 0x00007f23401ac3ba in <F as alloc::boxed::FnBox<A>>::call_box (self=0x7f23230ffc10, args=<optimized out>)
>    at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:784
>#21 0x00007f23401c5f24 in std::sys::unix::thread::Thread::new::thread_start (main=0x7f231b078870) at /builddir/build/BUILD/rustc-1.26.0-src/src/liballoc/boxed.rs:794
>#22 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139789574924032, 5461742355090915722, 140734492785358, 140734492785359, 140734492785488, 140734492785488, -5365310711022599798, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#23 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 15 (Thread 0x7f2322fff700 (LWP 3426)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f234bd58f4c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2322ffebb0, __canceltype = 0, __prev = 0x0}
>        cbuffer = {wseq = 235, cond = 0x7f234bd58f20, mutex = 0x7f234bd58ef0, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 235
>        seq = 117
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f234bd58ef0, cond=0x7f234bd58f20) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2322ffebb0, __canceltype = 0, __prev = 0x0}
>        cbuffer = {wseq = 235, cond = 0x7f234bd58f20, mutex = 0x7f234bd58ef0, private = 0}
>        err = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 235
>        seq = 117
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f234bd58f20, mutex=0x7f234bd58ef0) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f234bd58f20, lock=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f234bd58f20
>        ptMutex = <optimized out>
>        r = <optimized out>
>#4  0x00007f233c87e932 in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=0x7f234bd58f18)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:68
>        lock = {mLock = 0x7f234bd58ef0}
>        event = <optimized out>
>#5  0x00007f233c87e932 in mozilla::ThreadEventQueue<mozilla::EventQueue>::GetEvent(bool, mozilla::EventPriority*) (this=0x7f234bd58ec0, aMayWait=true, aPriority=0x7f2322ffecc8) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/ThreadEventQueue.cpp:155
>        lock = {mLock = 0x7f234bd58ef0}
>        event = <optimized out>
>#6  0x00007f233c8824eb in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f234bd58f60, aMayWait=<optimized out>, aResult=0x7f2322ffedc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:967
>        priority = mozilla::EventPriority::Normal
>        event = <optimized out>
>        activation = 
>          {mStorage = "\220q\023##\177\000\000\000\066\250Q\177\365\247{`\355\377\"#\177\000\000\020G\342'#\177\000\000\260\355\377\"#\177\000\000`\217\325K#\177\000\000\220PsM\377\177\000\000\257F\210<#\177\000\000`\355\377\"#\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>        noJSAPI = {mStorage = "`\355\377\"#\177\000\000\273D\210<#\177\000\000\b\000\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        aResult = 0x7f2322ffedc7
>        aMayWait = true
>        this = 0x7f234bd58f60
>#7  0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f234bd58f60, aMayWait=aMayWait@entry=true)
>---Type <return> to continue, or q <return> to quit---
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = false
>#8  0x00007f233ccb58fa in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f23235f9240, aDelegate=0x7f234bd4ee40)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:364
>        didWork = <optimized out>
>        thread = 0x7f234bd58f60
>#9  0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f234bd4ee40) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f234bd4ee40, previous_state_ = 0x0}
>#10 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f234bd4ee40) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f234bd4ee40, previous_state_ = 0x0}
>#11 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f234bd4ee40) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f234bd4ee40, previous_state_ = 0x0}
>#12 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f234bd4ee40}
>        initData = 0x0
>        self = 0x7f234bd58f60
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>#13 0x00007f234c1d3318 in _pt_root (arg=0x7f23234d4a60) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551104
>        tid = 3426
>#14 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788887783168, 5461742355090915722, 140734492790766, 140734492790767, 140734492790928, 140734492790928, -5365400947748617846, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#15 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 14 (Thread 0x7f231b966700 (LWP 3440)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f2323597968) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f231b965bb0, __canceltype = 1, __prev = 0x0}
>        cbuffer = {wseq = 356, cond = 0x7f2323597940, mutex = 0x7f2323597910, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 356
>        seq = 178
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f2323597910, cond=0x7f2323597940) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f231b965bb0, __canceltype = 1, __prev = 0x0}
>        cbuffer = {wseq = 356, cond = 0x7f2323597940, mutex = 0x7f2323597910, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 356
>        seq = 178
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f2323597940, mutex=0x7f2323597910) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f2323597940, lock=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f2323597940
>        ptMutex = <optimized out>
>        r = <optimized out>
>#4  0x00007f233c87e932 in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=0x7f2323597938)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:68
>        lock = {mLock = 0x7f2323597910}
>        event = <optimized out>
>#5  0x00007f233c87e932 in mozilla::ThreadEventQueue<mozilla::EventQueue>::GetEvent(bool, mozilla::EventPriority*) (this=0x7f23235978e0, aMayWait=true, aPriority=0x7f231b965cc8) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/ThreadEventQueue.cpp:155
>---Type <return> to continue, or q <return> to quit---
>        lock = {mLock = 0x7f2323597910}
>        event = <optimized out>
>#6  0x00007f233c8824eb in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f2323597980, aMayWait=<optimized out>, aResult=0x7f231b965dc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:967
>        priority = mozilla::EventPriority::Normal
>        event = <optimized out>
>        activation = 
>          {mStorage = "\000\000\340K#\177\000\000\000\066\250Q\177\365\247{`]\226\033#\177\000\000\360\322\363\036#\177\000\000\260]\226\033#\177\000\000\200yY##\177\000\000\000EsM\377\177\000\000\257F\210<#\177\000\000`]\226\033#\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>        noJSAPI = {mStorage = "`]\226\033#\177\000\000\273D\210<#\177\000\000\n\000\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        aResult = 0x7f231b965dc7
>        aMayWait = true
>        this = 0x7f2323597980
>#7  0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f2323597980, aMayWait=aMayWait@entry=true)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = false
>#8  0x00007f233ccb58fa in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f231ef31cc0, aDelegate=0x7f232660a040)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:364
>        didWork = <optimized out>
>        thread = 0x7f2323597980
>#9  0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f232660a040) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f232660a040, previous_state_ = 0x0}
>#10 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f232660a040) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f232660a040, previous_state_ = 0x0}
>#11 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f232660a040) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f232660a040, previous_state_ = 0x0}
>#12 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f232660a040}
>        initData = 0x0
>        self = 0x7f2323597980
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>#13 0x00007f234c1d3318 in _pt_root (arg=0x7f23247bc700) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        detached = 0
>        id = 18446744073709551104
>        tid = 3440
>#14 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788763424512, 5461742355090915722, 140734492787806, 140734492787807, 140734492787968, 140734492787968, -5365416010735795830, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#15 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 13 (Thread 0x7f23254fa700 (LWP 3422)):
>#0  0x00007f234c8e1589 in __GI___poll (fds=fds@entry=0x7f23254f98c0, nfds=nfds@entry=1, timeout=timeout@entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
>        resultvar = 18446744073709551100
>        sc_cancel_oldtype = 0
>#1  0x00007f234c1cf020 in poll (__timeout=-1, __nfds=1, __fds=0x7f23254f98c0) at /usr/include/bits/poll2.h:46
>        stack_syspoll = 
>            {{fd = 29, events = 3, revents = 0}, {fd = 1272282432, events = 32547, revents = 0}, {fd = 2, events = 0, revents = 0}, {fd = 1272282432, events = 32547, revents = 0}, {fd = 2, events = 0, revents = 0}, {fd = 625973552, events = 32547, revents = 0}, {fd = 87219456, events = 32547, revents = 0}, {fd = 1015095550, events = 32547, revents = 0}, {fd = 625973968, events = 32547, revents = 0}, {fd = -883499606, events = 22002, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = 1015547451, events = 32547, revents = 0}, {fd = 611548712, events = 32547, revents = 0}, {fd = 1272282480, events = 32547, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 1369978368, events = -2689, revents = 31655}, {fd = -2147024809, events = 0, revents = 0}, {fd = 1272282752, events = 32547, revents = 0}, {fd = 87219456, events = 32547, revents = 0}, {fd = 669135296, events = 32547, revents = 0}, {fd = 625974215, events = 32547, revents = 0}, {fd = 1015536205, events = 32547, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 1369978368, events = -2689, revents = 31655}, {fd = 0, events = 0, revents = 0}, {fd = 1272282752, events = 32547, revents = 0}, {fd = 625973744, events = 32547, revents = 0}, {fd = -114698152, events = 32546, revents = 0}, {fd = 625974215, events = 32547, revents = 0}, {fd = 1015537283, events = 32547, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 1369978368, events = -2689, revents = 31655}, {fd = 625973736, events = 32547, revents = 0}, {fd = 87219456, events = 32547, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 1015603373, events = 32547, revents = 0}, {fd = -114698240, events = 32546, revents = 0}, {fd = 1272282752, events = 32547, revents = 0}, {fd = 87219456, events = 32547, revents = 0}, {fd = 1369978368, events = -2689, revents = 31655}, {fd = 7, events = 0, revents = 0}, {fd = 87219456, events = 32547, revents = 0}, {fd = -114698240, events = 32546, revents = 0}, {fd = -883499606, events = 22002, revents = 0}, {fd = 625973968, events = 32547, revents = 0}, {fd = -883506753, events = 22002, revents = 0}, {fd = 64, events = 0, revents = 0}, {fd = 1272971624, events = 32547, revents = 0}, {fd = 87185216, events = 32547, revents = 0}, {fd = 1272284352, events = 32547, revents = 0}, {fd = 625973960, events = 32547, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 694687912, events = 32547, revents = 0}, {fd = 625974215, events = 32547, revents = 0}, {fd = 625973936, events = 32547, revents = 0}, {fd = 1299479500, events = 32767, revents = 0}, {fd = 625973984, events = 32547, revents = 0}, {fd = 1016164379, events = 1, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = -1, events = 0, revents = 0}, {fd = 625974328, events = 32547, revents = 0}, {fd = 625974164, events = 32547, revents = 0}, {fd = 625973984, events = 32547, revents = 0}, {fd = 1284479974, events = 32547, revents = 0}}
>        syspoll = <optimized out>
>        index = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        msecs = -1
>        ready = <optimized out>
>        start = 0
>        elapsed = <optimized out>
>        remaining = 515
>#2  0x00007f234c1cf020 in _pr_poll_with_poll (pds=pds@entry=0x7f2327e79800, npds=npds@entry=1, timeout=timeout@entry=4294967295)
>    at ../../.././nspr/pr/src/pthreads/ptio.c:4018
>        stack_syspoll = 
>            {{fd = 29, events = 3, revents = 0}, {fd = 1272282432, events = 32547, revents = 0}, {fd = 2, events = 0, revents = 0}, {fd = 1272282432, events = 32547, revents = 0}, {fd = 2, events = 0, revents = 0}, {fd = 625973552, events = 32547, revents = 0}, {fd = 87219456, events = 32547, revents = 0}, {fd = 1015095550, events = 32547, revents = 0}, {fd = 625973968, events = 32547, revents = 0}, {fd = -883499606, events = 22002, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = 1015547451, events = 32547, revents = 0}, {fd = 611548712, events = 32547, revents = 0}, {fd = 1272282480, events = 32547, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 1369978368, events = -2689, revents = 31655}, {fd = -2147024809, events = 0, revents = 0}, {fd = 1272282752, events = 32547, revents = 0}, {fd = 87219456, events = 32547, revents = 0}, {fd = 669135296, events = 32547, revents = 0}, {fd = 625974215, events = 32547, revents = 0}, {fd = 1015536205, events = 32547, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 1369978368, events = -2689, revents = 31655}, {fd = 0, events = 0, revents = 0}, {fd = 1272282752, events = 32547, revents = 0}, {fd = 625973744, events = 32547, revents = 0}, {fd = -114698152, events = 32546, revents = 0}, {fd = 625974215, events = 32547, revents = 0}, {fd = 1015537283, events = 32547, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 1369978368, events = -2689, revents = 31655}, {fd = 625973736, events = 32547, revents = 0}, {fd = 87219456, events = 32547, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 1015603373, events = 32547, revents = 0}, {fd = -114698240, events = 32546, revents = 0}, {fd = 1272282752, events = 32547, revents = 0}, {fd = 87219456, events = 32547, revents = 0}, {fd = 1369978368, events = -2689, revents = 31655}, {fd = 7, events = 0, revents = 0}, {fd = 87219456, events = 32547, revents = 0}, {fd = -114698240, events = 32546, revents = 0}, {fd = -883499606, events = 22002, revents = 0}, {fd = 625973968, events = 32547, revents = 0}, {fd = -883506753, events = 22002, revents = 0}, {fd = 64, events = 0, revents = 0}, {fd = 1272971624, events = 32547, revents = 0}, {fd = 87185216, events = 32547, revents = 0}, {fd = 1272284352, events = 32547, revents = 0}, {fd = 625973960, events = 32547, revents = 0}, {fd = 0, events = 0, revents = 0}, {fd = 694687912, events = 32547, revents = 0}, {fd = 625974215, events = 32547, revents = 0}, {fd = 625973936, events = 32547, revents = 0}, {fd = 1299479500, events = 32767, revents = 0}, {fd = 625973984, events = 32547, revents = 0}, {fd = 1016164379, events = 1, revents = 0}, {fd = 1, events = 0, revents = 0}, {fd = -1, events = 0, revents = 0}, {fd = 625974328, events = 32547, revents = 0}, {fd = 625974164, events = 32547, revents = 0}, {fd = 625973984, events = 32547, revents = 0}, {fd = 1284479974, events = 32547, revents = 0}}
>        syspoll = <optimized out>
>        index = <optimized out>
>        msecs = -1
>        ready = <optimized out>
>        start = 0
>        elapsed = <optimized out>
>        remaining = 515
>#3  0x00007f234c1d1e39 in PR_Poll (pds=pds@entry=0x7f2327e79800, npds=npds@entry=1, timeout=timeout@entry=4294967295) at ../../.././nspr/pr/src/pthreads/ptio.c:4421
>#4  0x00007f233c92e516 in mozilla::net::nsSocketTransportService::Poll(unsigned int*, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>*) (this=this@entry=0x7f2329681890, interval=interval@entry=0x7f23254f9b94, pollDuration=pollDuration@entry=0x7f23254f9c38)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/netwerk/base/nsSocketTransportService2.cpp:505
>        pollList = 0x7f2327e79800
>---Type <return> to continue, or q <return> to quit---
>        pollCount = 1
>        pollTimeout = 4294967295
>        pendingEvents = false
>        ts = 2440177
>        pollStart = {mValue = 0}
>        rv = <optimized out>
>        passedInterval = <optimized out>
>#5  0x00007f233c92f038 in mozilla::net::nsSocketTransportService::DoPollIteration(mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>*) (this=this@entry=0x7f2329681890, pollDuration=pollDuration@entry=0x7f23254f9c38) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/netwerk/base/nsSocketTransportService2.cpp:1132
>        i = -1
>        count = <optimized out>
>        pollInterval = 0
>        n = 0
>#6  0x00007f233c92f2b0 in mozilla::net::nsSocketTransportService::Run() (this=0x7f2329681890)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/netwerk/base/nsSocketTransportService2.cpp:925
>        pendingEvents = false
>        goingOffline = <optimized out>
>        threadInt = {<nsCOMPtr_base> = {mRawPtr = 0x7f234bd584c0}, <No data fields>}
>        startOfCycleForLastCycleCalc = <optimized out>
>        numberOfPendingEventsLastCycle = 0
>        pollCycleStart = {mValue = 0}
>        singlePollDuration = {mValue = 0}
>        startOfIteration = {mValue = 0}
>        startOfNextIteration = {mValue = 0}
>        numberOfPendingEvents = 0
>        pollDuration = {mValue = 0}
>#7  0x00007f233c88255f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f234bd584c0, aMayWait=<optimized out>, aResult=0x7f23254f9dc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:1040
>        timeDurationHelper = 
>          {mStorage = {<optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>, <optimized out>}, mIsSome = 0 '\000'}
>        priority = mozilla::EventPriority::Normal
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x7f23296818b0}, <No data fields>}
>        activation = 
>          {mStorage = "\300Tl&#\177\000\000\000\066\250Q\177\365\247{`\235O%#\177\000\000\220\\\340'#\177\000\000\260\235O%#\177\000\000\300\204\325K#\177\000\000`AsM\377\177\000\000\257F\210<#\177\000\000`\235O%#\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>---Type <return> to continue, or q <return> to quit---
>        noJSAPI = {mStorage = "`\235O%#\177\000\000\273D\210<#\177\000\000\b\000\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        aResult = 0x7f23254f9dc7
>        aMayWait = false
>        this = 0x7f234bd584c0
>#8  0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f234bd584c0, aMayWait=aMayWait@entry=false)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = true
>#9  0x00007f233ccb58ba in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f23265cd940, aDelegate=0x7f234bd4e3c0)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:334
>        didWork = <optimized out>
>        thread = 0x7f234bd584c0
>#10 0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f234bd4e3c0) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f234bd4e3c0, previous_state_ = 0x0}
>#11 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f234bd4e3c0) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f234bd4e3c0, previous_state_ = 0x0}
>#12 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f234bd4e3c0) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f234bd4e3c0, previous_state_ = 0x0}
>#13 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f234bd4e3c0}
>        initData = 0x0
>        self = 0x7f234bd584c0
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>#14 0x00007f234c1d3318 in _pt_root (arg=0x7f23296f3820) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551100
>        tid = 3422
>#15 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788926560000, 5461742355090915722, 140734492786878, 140734492786879, 140734492787040, 140734492787040, -5365393391290531446, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>#16 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 12 (Thread 0x7f231fdfb700 (LWP 3432)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f23247593cc) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f231fdfabb0, __canceltype = 669863176, __prev = 0x0}
>        cbuffer = {wseq = 3, cond = 0x7f23247593a0, mutex = 0x7f2324759370, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 3
>        seq = 1
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f2324759370, cond=0x7f23247593a0) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f231fdfabb0, __canceltype = 669863176, __prev = 0x0}
>        cbuffer = {wseq = 3, cond = 0x7f23247593a0, mutex = 0x7f2324759370, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 3
>        seq = 1
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f23247593a0, mutex=0x7f2324759370) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f23247593a0, lock=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f23247593a0
>        ptMutex = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        r = <optimized out>
>#4  0x00007f233c87e932 in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=0x7f2324759398)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:68
>        lock = {mLock = 0x7f2324759370}
>        event = <optimized out>
>#5  0x00007f233c87e932 in mozilla::ThreadEventQueue<mozilla::EventQueue>::GetEvent(bool, mozilla::EventPriority*) (this=0x7f2324759340, aMayWait=true, aPriority=0x7f231fdfacc8) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/ThreadEventQueue.cpp:155
>        lock = {mLock = 0x7f2324759370}
>        event = <optimized out>
>#6  0x00007f233c8824eb in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f23247593e0, aMayWait=<optimized out>, aResult=0x7f231fdfadc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:967
>        priority = mozilla::EventPriority::Normal
>        event = <optimized out>
>        activation = 
>          {mStorage = "\200\276k)#\177\000\000\000\066\250Q\177\365\247{`\255\337\037#\177\000\000Ptk)#\177\000\000\260\255\337\037#\177\000\000\340\223u$#\177\000\000\000UsM\377\177\000\000\257F\210<#\177\000\000`\255\337\037#\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>        noJSAPI = {mStorage = "`\255\337\037#\177\000\000\273D\210<#\177\000\000[\000\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        aResult = 0x7f231fdfadc7
>        aMayWait = true
>        this = 0x7f23247593e0
>#7  0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f23247593e0, aMayWait=aMayWait@entry=true)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = false
>#8  0x00007f233ccb58fa in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f2327e4b5c0, aDelegate=0x7f232475b040)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:364
>        didWork = <optimized out>
>        thread = 0x7f23247593e0
>#9  0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f232475b040) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f232475b040, previous_state_ = 0x0}
>#10 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f232475b040) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f232475b040, previous_state_ = 0x0}
>#11 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f232475b040) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f232475b040, previous_state_ = 0x0}
>#12 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>---Type <return> to continue, or q <return> to quit---
>        loop = {mRawPtr = 0x7f232475b040}
>        initData = 0x0
>        self = 0x7f23247593e0
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>#13 0x00007f234c1d3318 in _pt_root (arg=0x7f23266f3280) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551104
>        tid = 3432
>#14 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788835337984, 5461742355090915722, 140734492791902, 140734492791903, 140734492792064, 140734492792064, -5365407821843775094, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#15 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 11 (Thread 0x7f23256fb700 (LWP 3421)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f232670563c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f23256fa590, __canceltype = 669484616, __prev = 0x0}
>        cbuffer = {wseq = 6927, cond = 0x7f2326705610, mutex = 0x7f23267055b8, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 6927
>        seq = 3463
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f23267055b8, cond=0x7f2326705610) at pthread_cond_wait.c:502
>---Type <return> to continue, or q <return> to quit---
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f23256fa590, __canceltype = 669484616, __prev = 0x0}
>        cbuffer = {wseq = 6927, cond = 0x7f2326705610, mutex = 0x7f23267055b8, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 6927
>        seq = 3463
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f2326705610, mutex=0x7f23267055b8) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f2326705610, lock=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f2326705610
>        ptMutex = <optimized out>
>        r = <optimized out>
>#4  0x000055f2cb56db25 in mozilla::detail::ConditionVariableImpl::wait_for(mozilla::detail::MutexImpl&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7f2326705610, lock=..., a_rel_time=...) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:127
>        ptCond = <optimized out>
>        ptMutex = <optimized out>
>        r = <optimized out>
>        rel_time = <optimized out>
>        now_ts = {tv_sec = 0, tv_nsec = 94497870446592}
>        abs_ts = {tv_sec = 139788945548688, tv_nsec = 8910360314955445760}
>#5  0x00007f233fabb54f in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (lock=..., rel_time=..., this=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/threading/ConditionVariable.h:101
>        task = <optimized out>
>        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x7f23267055b8}, <No data fields>}
>        cx = 
>              {<JS::RootingContext> = {stackRoots_ = {static kSize = 14, mArray = {mArr = {0x0 <repeats 14 times>}}}, autoGCRooters_ = 0x0, geckoProfiler_ = {pseudoStack_ = 0x0}, compartment_ = 0x0, zone_ = 0x0, nativeStackLimit = {139788926820353, 139788926820353, 139788926820353}}, <js::MallocProvider<JSContext>> = {<No data fields>}, runtime_ = {<js::ProtectedData<js::CheckUnprotected, JSRuntime*>> = {value = 0x0}, <No data fields>}, kind_ = {value = js::ContextKind::Background}, threadNative_ = {value = 0}, helperThread_ = {<js::ProtectedData<js::CheckThreadLocal, js::HelperThread*>> = {value = 0x7f23267241d8}, <No data fields>}, nurserySuppressions_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1}, <No data fields>}, options_ = {<js::ProtectedData<js::CheckThreadLocal, JS::ContextOptions>> = {value = {baseline_ = true, ion_ = true, asmJS_ = true, wasm_ = true, wasmBaseline_ = true, wasmIon_ = true, testWasmAwaitTier2_ = false, throwOnAsmJSValidationFailure_ = false, nativeRegExp_ = true, asyncSt---Type <return> to continue, or q <return> to quit---
>ack_ = true, throwOnDebuggeeWouldRun_ = true, dumpStackOnDebuggeeWouldRun_ = false, werror_ = false, strictMode_ = false, extraWarnings_ = false, streams_ = false, expressionClosures_ = false, arrayProtoValues_ = true}}, <No data fields>}, arenas_ = {<js::ProtectedData<js::CheckThreadLocal, js::gc::ArenaLists*>> = {value = 0x0}, <No data fields>}, enterCompartmentDepth_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, static reportedError = {dummy = 0}, static reportedOOM = {<JS::Error> = {dummy = 0}, <No data fields>}, yieldCallback_ = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, jitActivation = {<js::ProtectedData<js::CheckThreadLocal, js::jit::JitActivation*>> = {value = 0x0}, <No data fields>}, regexpStack = {<js::ProtectedData<js::CheckThreadLocal, js::irregexp::RegExpStack>> = {value = {static kStackLimitSlack = 32, static kMemoryTop = 18446744073709551615, static kMinimumStackSize = 512, static kMaximumStackSize = 67108864, base_ = 0x0, size = 0, limit_ = 0x0}}, <No data fields>}, activation_ = {<js::ProtectedData<js::CheckThreadLocal, js::Activation*>> = {value = 0x0}, <No data fields>}, profilingActivation_ = 0x0, interpreterStack_ = {<js::ProtectedData<js::CheckThreadLocal, js::InterpreterStack>> = {value = {static DEFAULT_CHUNK_SIZE = 4096, allocator_ = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}, static MAX_FRAMES = 50000, static MAX_FRAMES_TRUSTED = 51000, frameCount_ = 0}}, <No data fields>}, nativeStackBase = 139788928663552, nativeStackQuota = {{<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}}, entryMonitor = {<js::ProtectedData<js::CheckThreadLocal, JS::dbg::AutoEntryMonitor*>> = {value = 0x0}, <No data fields>}, noExecuteDebuggerTop = {<js::ProtectedData<js::CheckThreadLocal, js::EnterDebuggeeNoExecute*>> = {value = 0x0}, <No data fields>}, activityCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(void*, bool)>> = {value = 0x0}, <No data fields>}, activityCallbackArg = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, requestDepth = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, autoFlushICache_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::AutoFlushICache*>> = {value = 0x0}, <No data fields>}, dtoaState = {<js::ProtectedData<js::CheckThreadLocal, DtoaState*>> = {value = 0x7f230e74dc90}, <No data fields>}, heapState = {<js::ProtectedData<js::CheckThreadLocal, JS::HeapState>> = {value = JS::HeapState::Idle}, <No data fields>}, suppressGC = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, enableAccessValidation = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, inUnsafeRegion = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, generationalDisabled = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, compactingDisabledCount = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, keepAtoms = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, frontendCollectionPool_ = {<js::ProtectedData<js::CheckThreadLocal, js::frontend::NameCollectionPool>> = {value = {mapPool_ = {<js::frontend::CollectionPool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy>, js::frontend::InlineTablePool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23256fa878, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\200\227[\371\"\177\000\000\060\231[\371\"\177\000\000\340\232[\371\"\177\000\000\220\234[\371\"\177\000\000@\236[\371\"\177\000\000\360\237[\371\"\177\000\000\240\241[\371\"\177\000\000P\243[\371\"\177\000\000\000\245[\371\"\177\000\000\260\246[\371\"\177\000\000`\250[\371\"\177\000\000\020\252[\371\"\177\000\000\300\253[\371\"\177", '\000' <repeats 153 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23256fa990, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\300\253[\371\"\177\000\000\020\252[\371\"\177\000\000`\250[\371\"\177\000\000\260\246[\371\"\177\000\000\000\245[\371\"\177\000\000P\243[\371\"\177\000\000\240\241[\371\"\177\000\000\360\237[\371\"\177\000\000@\236[\371\"\177\000\000\220\234[\371\"\177\000\000\340\232[\371\"\177\000\000\060\231[\371\"\177\000\000\200\227[\371\"\177", '\000' <repeats 153 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, vectorPool_ = {<js::frontend::CollectionPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy>, js::frontend::VectorPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23256faaa8, mLengt---Type <return> to continue, or q <return> to quit---
>h = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "@~@\371\"\177\000\000 \177@\371\"\177\000\000@ \n\371\"\177\000\000 !\n\371\"\177\000\000\000\"\n\371\"\177\000\000\340\"\n\371\"\177\000\000\300#\n\371\"\177\000\000\240$\n\371\"\177\000\000\200%\n\371\"\177\000\000`&\n\371\"\177\000\000@'\n\371\"\177\000\000 (\n\371\"\177\000\000\000)\n\371\"\177\000\000\240+\n\371\"\177\000\000\200,\n\371\"\177\000\000`-\n\371\"\177\000\000@.\n\371\"\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23256fabc0, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "@.\n\371\"\177\000\000`-\n\371\"\177\000\000\200,\n\371\"\177\000\000\240+\n\371\"\177\000\000\000)\n\371\"\177\000\000 (\n\371\"\177\000\000@'\n\371\"\177\000\000`&\n\371\"\177\000\000\200%\n\371\"\177\000\000\240$\n\371\"\177\000\000\300#\n\371\"\177\000\000\340\"\n\371\"\177\000\000\000\"\n\371\"\177\000\000 !\n\371\"\177\000\000@ \n\371\"\177\000\000 \177@\371\"\177\000\000@~@\371\"\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, activeCompilations_ = 0}}, <No data fields>}, suppressProfilerSampling = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, static TEMP_LIFO_ALLOC_PRIMARY_CHUNK_SIZE = 4096, tempLifoAlloc_ = {<js::ProtectedData<js::CheckThreadLocal, js::LifoAlloc>> = {value = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}}, <No data fields>}, debuggerMutations = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, ionPcScriptCache = {<js::ProtectedData<js::CheckThreadLocal, js::jit::PcScriptCache*>> = {value = 0x0}, <No data fields>}, throwing = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, unwrappedException_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::Value> >> = {value = {<js::RootedBase<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::MutableWrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::WrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<JS::Value> >> = {mNext = 0x7f23256fad28, mPrev = 0x7f23256fad28, mIsSentinel = false}, ptr = {data = {asBits = 18444914486360932352, debugView = {payload47 = 0, tag = JSVAL_TAG_UNDEFINED}, s = {payload = {i32 = 0, u32 = 0, why = JS_ELEMENTS_HOLE}}, asDouble = -nan(0x9800000000000), asPtr = 0xfff9800000000000, asWord = 18444914486360932352, asUIntPtr = 18444914486360932352}}}}, <No data fields>}, overRecursed_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, propagatingForcedReturn_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, liveVolatileJitFrameIter_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::DebugModeOSRVolatileJitFrameIter*>> = {value = 0x0}, <No data fields>}, reportGranularity = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 3}, <No data fields>}, resolvingList = {<js::ProtectedData<js::CheckThreadLocal, js::AutoResolving*>> = {value = 0x0}, <No data fields>}, generatingError = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, cycleDetectorVector_ = {<js::ProtectedData<js::CheckThreadLocal, JS::GCVector<JSObject*, 8, js::TempAllocPolicy> >> = {value = {vector = {<js::TempAllocPolicy> = {cx_ = 0x7f23256fa680}, static kElemIsPod = true, static kMaxInlineBytes = 992, static kInlineCapacity = 8, mBegin = 0x7f23256fad90, mLength = 0, mTail = {<mozilla::Vector<JSObject*, 8, js::TempAllocPolicy>::CapacityAndReserved> = {mCapacity = 8}, mBytes = '\000' <repeats 63 times>}, static sMaxInlineStorage = <optimized out>}}}, <No data fields>}, data = {<js::ProtectedData<js::CheckUnprotected, void*>> = {value = 0x0}, <No data fields>}, outstandingRequests = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, jitIsBroken = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, asyncStackForNewActivations_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<js::SavedFrame*> >> = {value = {<js::RootedBase<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::MutableWrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::WrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<js::SavedFrame*> >> = {mNext = 0x7f23256fade0, mPrev = 0x7f23256fade0, mIsSentinel = false}, ptr = 0x0}}, <No data fields>}, asyncCauseForNewActivations = {<js::ProtectedData<js::CheckThreadLocal, char const*>> = {value = 0x0}, <No data fields>}, asyncCallIsExplicit = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interruptCallbacks_ = {<js::ProtectedData<js::CheckThreadLocal, mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy> >> = {value = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 2, mBegin = 0x7f23256fae28, mLength = 0, mTail = {<mozilla::Vector<bool (*)(JSC---Type <return> to continue, or q <return> to quit---
>ontext*), 2, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 2}, mBytes = '\000' <repeats 15 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, interruptCallbackDisabled = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interrupt_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, interruptRegExpJit_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, handlingJitInterrupt_ = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, fx = {cond_ = 0x0, state_ = js::FutexThread::Idle, static lock_ = {<mozilla::detail::AtomicBaseIncDec<js::Mutex*, (mozilla::MemoryOrdering)2>> = {<mozilla::detail::AtomicBase<js::Mutex*, (mozilla::MemoryOrdering)2>> = {mValue = {_M_b = {_M_p = 0x7f2326704070}}}, <No data fields>}, <No data fields>}, canWait_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}}, osrTempData_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned char*>> = {value = 0x0}, <No data fields>}, ionReturnOverride_ = {<js::ProtectedData<js::CheckThreadLocal, JS::Value>> = {value = {data = {asBits = 18445195961337643013, debugView = {payload47 = 5, tag = JSVAL_TAG_MAGIC}, s = {payload = {i32 = 5, u32 = 5, why = JS_ARG_POISON}}, asDouble = -nan(0xa800000000005), asPtr = 0xfffa800000000005, asWord = 18445195961337643013, asUIntPtr = 18445195961337643013}}}, <No data fields>}, jitStackLimit = {<mozilla::detail::AtomicBaseIncDec<unsigned long, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned long, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned long>> = {static _S_alignment = 8, _M_i = 18446744073709551615}, <No data fields>}}, <No data fields>}, <No data fields>}, jitStackLimitNoInterrupt = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 18446744073709551615}, <No data fields>}, getIncumbentGlobalCallback = {<js::ProtectedData<js::CheckThreadLocal, JSObject* (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallback = {<js::ProtectedData<js::CheckThreadLocal, bool (*)(JSContext*, JS::Handle<JSObject*>, JS::Handle<JSObject*>, JS::Handle<JSObject*>, void*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, jobQueue = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::GCVector<JSObject*, 0, js::SystemAllocPolicy> >*>> = {value = 0x0}, <No data fields>}, drainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, stopDrainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, promiseRejectionTrackerCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*, JS::Handle<JSObject*>, JS::PromiseRejectionHandlingState, void*)>> = {value = 0x0}, <No data fields>}, promiseRejectionTrackerCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}}
>#6  0x00007f233fabb54f in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/vm/HelperThreads.cpp:994
>        task = <optimized out>
>        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x7f23267055b8}, <No data fields>}
>        cx = 
>              {<JS::RootingContext> = {stackRoots_ = {static kSize = 14, mArray = {mArr = {0x0 <repeats 14 times>}}}, autoGCRooters_ = 0x0, geckoProfiler_ = {pseudoStack_ = 0x0}, compartment_ = 0x0, zone_ = 0x0, nativeStackLimit = {139788926820353, 139788926820353, 139788926820353}}, <js::MallocProvider<JSContext>> = {<No data fields>}, runtime_ = {<js::ProtectedData<js::CheckUnprotected, JSRuntime*>> = {value = 0x0}, <No data fields>}, kind_ = {value = js::ContextKind::Background}, threadNative_ = {value = 0}, helperThread_ = {<js::ProtectedData<js::CheckThreadLocal, js::HelperThread*>> = {value = 0x7f23267241d8}, <No data fields>}, nurserySuppressions_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1}, <No data fields>}, options_ = {<js::ProtectedData<js::CheckThreadLocal, JS::ContextOptions>> = {value = {baseline_ = true, ion_ = true, asmJS_ = true, wasm_ = true, wasmBaseline_ = true, wasmIon_ = true, testWasmAwaitTier2_ = false, throwOnAsmJSValidationFailure_ = false, nativeRegExp_ = true, asyncStack_ = true, throwOnDebuggeeWouldRun_ = true, dumpStackOnDebuggeeWouldRun_ = false, werror_ = false, strictMode_ = false, extraWarnings_ = false, streams_ = false, expressionClosures_ = false, arrayProtoValues_ = true}}, <No data fields>}, arenas_ = {<js::ProtectedData<js::CheckThreadLocal, js::gc::ArenaLists*>> = {value = 0x0}, <No data fields>}, enterCompartmentDepth_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, static reportedError = {dummy = 0}, static reportedOO---Type <return> to continue, or q <return> to quit---
>M = {<JS::Error> = {dummy = 0}, <No data fields>}, yieldCallback_ = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, jitActivation = {<js::ProtectedData<js::CheckThreadLocal, js::jit::JitActivation*>> = {value = 0x0}, <No data fields>}, regexpStack = {<js::ProtectedData<js::CheckThreadLocal, js::irregexp::RegExpStack>> = {value = {static kStackLimitSlack = 32, static kMemoryTop = 18446744073709551615, static kMinimumStackSize = 512, static kMaximumStackSize = 67108864, base_ = 0x0, size = 0, limit_ = 0x0}}, <No data fields>}, activation_ = {<js::ProtectedData<js::CheckThreadLocal, js::Activation*>> = {value = 0x0}, <No data fields>}, profilingActivation_ = 0x0, interpreterStack_ = {<js::ProtectedData<js::CheckThreadLocal, js::InterpreterStack>> = {value = {static DEFAULT_CHUNK_SIZE = 4096, allocator_ = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}, static MAX_FRAMES = 50000, static MAX_FRAMES_TRUSTED = 51000, frameCount_ = 0}}, <No data fields>}, nativeStackBase = 139788928663552, nativeStackQuota = {{<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}}, entryMonitor = {<js::ProtectedData<js::CheckThreadLocal, JS::dbg::AutoEntryMonitor*>> = {value = 0x0}, <No data fields>}, noExecuteDebuggerTop = {<js::ProtectedData<js::CheckThreadLocal, js::EnterDebuggeeNoExecute*>> = {value = 0x0}, <No data fields>}, activityCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(void*, bool)>> = {value = 0x0}, <No data fields>}, activityCallbackArg = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, requestDepth = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, autoFlushICache_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::AutoFlushICache*>> = {value = 0x0}, <No data fields>}, dtoaState = {<js::ProtectedData<js::CheckThreadLocal, DtoaState*>> = {value = 0x7f230e74dc90}, <No data fields>}, heapState = {<js::ProtectedData<js::CheckThreadLocal, JS::HeapState>> = {value = JS::HeapState::Idle}, <No data fields>}, suppressGC = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, enableAccessValidation = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, inUnsafeRegion = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, generationalDisabled = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, compactingDisabledCount = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, keepAtoms = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, frontendCollectionPool_ = {<js::ProtectedData<js::CheckThreadLocal, js::frontend::NameCollectionPool>> = {value = {mapPool_ = {<js::frontend::CollectionPool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy>, js::frontend::InlineTablePool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23256fa878, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\200\227[\371\"\177\000\000\060\231[\371\"\177\000\000\340\232[\371\"\177\000\000\220\234[\371\"\177\000\000@\236[\371\"\177\000\000\360\237[\371\"\177\000\000\240\241[\371\"\177\000\000P\243[\371\"\177\000\000\000\245[\371\"\177\000\000\260\246[\371\"\177\000\000`\250[\371\"\177\000\000\020\252[\371\"\177\000\000\300\253[\371\"\177", '\000' <repeats 153 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23256fa990, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\300\253[\371\"\177\000\000\020\252[\371\"\177\000\000`\250[\371\"\177\000\000\260\246[\371\"\177\000\000\000\245[\371\"\177\000\000P\243[\371\"\177\000\000\240\241[\371\"\177\000\000\360\237[\371\"\177\000\000@\236[\371\"\177\000\000\220\234[\371\"\177\000\000\340\232[\371\"\177\000\000\060\231[\371\"\177\000\000\200\227[\371\"\177", '\000' <repeats 153 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, vectorPool_ = {<js::frontend::CollectionPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy>, js::frontend::VectorPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23256faaa8, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "@~@\371\"\177\000\000 \177@\371\"\177\000\000@ \n\371\"\177\000\000 !\n\371\"\177\000\000\000\"\n\371\"\177\000\000\340\"\n\371\"\177\000\000\300#\n\371\"\177\000\000\240$\n\371\"\177\000\000\200%\n\371\"\177\000\000`&\n\371\"\177\000\000@'\n\371\"\177\000\000 (\n\371\"\177\000\000\000)\n\371\"\177\000\000\240+\n\371\"\177\000\000\200,\n\371\"\177\000\000`-\n\371\"\177\000\000@.\n\371\"\177", '\00---Type <return> to continue, or q <return> to quit---
>0' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23256fabc0, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "@.\n\371\"\177\000\000`-\n\371\"\177\000\000\200,\n\371\"\177\000\000\240+\n\371\"\177\000\000\000)\n\371\"\177\000\000 (\n\371\"\177\000\000@'\n\371\"\177\000\000`&\n\371\"\177\000\000\200%\n\371\"\177\000\000\240$\n\371\"\177\000\000\300#\n\371\"\177\000\000\340\"\n\371\"\177\000\000\000\"\n\371\"\177\000\000 !\n\371\"\177\000\000@ \n\371\"\177\000\000 \177@\371\"\177\000\000@~@\371\"\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, activeCompilations_ = 0}}, <No data fields>}, suppressProfilerSampling = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, static TEMP_LIFO_ALLOC_PRIMARY_CHUNK_SIZE = 4096, tempLifoAlloc_ = {<js::ProtectedData<js::CheckThreadLocal, js::LifoAlloc>> = {value = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}}, <No data fields>}, debuggerMutations = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, ionPcScriptCache = {<js::ProtectedData<js::CheckThreadLocal, js::jit::PcScriptCache*>> = {value = 0x0}, <No data fields>}, throwing = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, unwrappedException_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::Value> >> = {value = {<js::RootedBase<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::MutableWrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::WrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<JS::Value> >> = {mNext = 0x7f23256fad28, mPrev = 0x7f23256fad28, mIsSentinel = false}, ptr = {data = {asBits = 18444914486360932352, debugView = {payload47 = 0, tag = JSVAL_TAG_UNDEFINED}, s = {payload = {i32 = 0, u32 = 0, why = JS_ELEMENTS_HOLE}}, asDouble = -nan(0x9800000000000), asPtr = 0xfff9800000000000, asWord = 18444914486360932352, asUIntPtr = 18444914486360932352}}}}, <No data fields>}, overRecursed_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, propagatingForcedReturn_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, liveVolatileJitFrameIter_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::DebugModeOSRVolatileJitFrameIter*>> = {value = 0x0}, <No data fields>}, reportGranularity = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 3}, <No data fields>}, resolvingList = {<js::ProtectedData<js::CheckThreadLocal, js::AutoResolving*>> = {value = 0x0}, <No data fields>}, generatingError = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, cycleDetectorVector_ = {<js::ProtectedData<js::CheckThreadLocal, JS::GCVector<JSObject*, 8, js::TempAllocPolicy> >> = {value = {vector = {<js::TempAllocPolicy> = {cx_ = 0x7f23256fa680}, static kElemIsPod = true, static kMaxInlineBytes = 992, static kInlineCapacity = 8, mBegin = 0x7f23256fad90, mLength = 0, mTail = {<mozilla::Vector<JSObject*, 8, js::TempAllocPolicy>::CapacityAndReserved> = {mCapacity = 8}, mBytes = '\000' <repeats 63 times>}, static sMaxInlineStorage = <optimized out>}}}, <No data fields>}, data = {<js::ProtectedData<js::CheckUnprotected, void*>> = {value = 0x0}, <No data fields>}, outstandingRequests = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, jitIsBroken = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, asyncStackForNewActivations_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<js::SavedFrame*> >> = {value = {<js::RootedBase<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::MutableWrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::WrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<js::SavedFrame*> >> = {mNext = 0x7f23256fade0, mPrev = 0x7f23256fade0, mIsSentinel = false}, ptr = 0x0}}, <No data fields>}, asyncCauseForNewActivations = {<js::ProtectedData<js::CheckThreadLocal, char const*>> = {value = 0x0}, <No data fields>}, asyncCallIsExplicit = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interruptCallbacks_ = {<js::ProtectedData<js::CheckThreadLocal, mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy> >> = {value = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 2, mBegin = 0x7f23256fae28, mLength = 0, mTail = {<mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 2}, mBytes = '\000' <repeats 15 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, interruptCallbackDisabled = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interrupt_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static ---Type <return> to continue, or q <return> to quit---
>_S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, interruptRegExpJit_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, handlingJitInterrupt_ = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, fx = {cond_ = 0x0, state_ = js::FutexThread::Idle, static lock_ = {<mozilla::detail::AtomicBaseIncDec<js::Mutex*, (mozilla::MemoryOrdering)2>> = {<mozilla::detail::AtomicBase<js::Mutex*, (mozilla::MemoryOrdering)2>> = {mValue = {_M_b = {_M_p = 0x7f2326704070}}}, <No data fields>}, <No data fields>}, canWait_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}}, osrTempData_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned char*>> = {value = 0x0}, <No data fields>}, ionReturnOverride_ = {<js::ProtectedData<js::CheckThreadLocal, JS::Value>> = {value = {data = {asBits = 18445195961337643013, debugView = {payload47 = 5, tag = JSVAL_TAG_MAGIC}, s = {payload = {i32 = 5, u32 = 5, why = JS_ARG_POISON}}, asDouble = -nan(0xa800000000005), asPtr = 0xfffa800000000005, asWord = 18445195961337643013, asUIntPtr = 18445195961337643013}}}, <No data fields>}, jitStackLimit = {<mozilla::detail::AtomicBaseIncDec<unsigned long, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned long, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned long>> = {static _S_alignment = 8, _M_i = 18446744073709551615}, <No data fields>}}, <No data fields>}, <No data fields>}, jitStackLimitNoInterrupt = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 18446744073709551615}, <No data fields>}, getIncumbentGlobalCallback = {<js::ProtectedData<js::CheckThreadLocal, JSObject* (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallback = {<js::ProtectedData<js::CheckThreadLocal, bool (*)(JSContext*, JS::Handle<JSObject*>, JS::Handle<JSObject*>, JS::Handle<JSObject*>, void*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, jobQueue = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::GCVector<JSObject*, 0, js::SystemAllocPolicy> >*>> = {value = 0x0}, <No data fields>}, drainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, stopDrainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, promiseRejectionTrackerCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*, JS::Handle<JSObject*>, JS::PromiseRejectionHandlingState, void*)>> = {value = 0x0}, <No data fields>}, promiseRejectionTrackerCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}}
>#7  0x00007f233fabb54f in js::HelperThread::threadLoop() (this=0x7f23267241d8) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/vm/HelperThreads.cpp:2238
>        task = <optimized out>
>        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x7f23267055b8}, <No data fields>}
>        cx = 
>              {<JS::RootingContext> = {stackRoots_ = {static kSize = 14, mArray = {mArr = {0x0 <repeats 14 times>}}}, autoGCRooters_ = 0x0, geckoProfiler_ = {pseudoStack_ = 0x0}, compartment_ = 0x0, zone_ = 0x0, nativeStackLimit = {139788926820353, 139788926820353, 139788926820353}}, <js::MallocProvider<JSContext>> = {<No data fields>}, runtime_ = {<js::ProtectedData<js::CheckUnprotected, JSRuntime*>> = {value = 0x0}, <No data fields>}, kind_ = {value = js::ContextKind::Background}, threadNative_ = {value = 0}, helperThread_ = {<js::ProtectedData<js::CheckThreadLocal, js::HelperThread*>> = {value = 0x7f23267241d8}, <No data fields>}, nurserySuppressions_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1}, <No data fields>}, options_ = {<js::ProtectedData<js::CheckThreadLocal, JS::ContextOptions>> = {value = {baseline_ = true, ion_ = true, asmJS_ = true, wasm_ = true, wasmBaseline_ = true, wasmIon_ = true, testWasmAwaitTier2_ = false, throwOnAsmJSValidationFailure_ = false, nativeRegExp_ = true, asyncStack_ = true, throwOnDebuggeeWouldRun_ = true, dumpStackOnDebuggeeWouldRun_ = false, werror_ = false, strictMode_ = false, extraWarnings_ = false, streams_ = false, expressionClosures_ = false, arrayProtoValues_ = true}}, <No data fields>}, arenas_ = {<js::ProtectedData<js::CheckThreadLocal, js::gc::ArenaLists*>> = {value = 0x0}, <No data fields>}, enterCompartmentDepth_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, static reportedError = {dummy = 0}, static reportedOOM = {<JS::Error> = {dummy = 0}, <No data fields>}, yieldCallback_ = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, jitActivation = {<js::ProtectedData<js::CheckThreadLocal, js::jit::JitActivation*>> = {value = 0x0}, <No data fields>}, regexpStack = {<js::ProtectedData<js::CheckThreadLocal, js::irregexp::RegExpStack>> = {value = {static kStackLimitSlack = 32, static kMemoryTop = 18446744073709551615, static kMinimumStackSize = 512, static kMaximumStackSize = 67108864, base_ = 0x0, size = 0, limit_ = 0x0}}, <No data fields>}, activation_ = {<js::ProtectedData<js::CheckThreadLocal, js::Activation*>> = {value = 0x0}, <No data fields>}, profilingActivation_ = 0x0, interpreterStack_ = {<js::ProtectedData<js::CheckThreadLocal, js::InterpreterStack>> = {value = {static DEFAULT_CHUNK_SIZE = 4096, allocator_ =---Type <return> to continue, or q <return> to quit---
> {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}, static MAX_FRAMES = 50000, static MAX_FRAMES_TRUSTED = 51000, frameCount_ = 0}}, <No data fields>}, nativeStackBase = 139788928663552, nativeStackQuota = {{<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}}, entryMonitor = {<js::ProtectedData<js::CheckThreadLocal, JS::dbg::AutoEntryMonitor*>> = {value = 0x0}, <No data fields>}, noExecuteDebuggerTop = {<js::ProtectedData<js::CheckThreadLocal, js::EnterDebuggeeNoExecute*>> = {value = 0x0}, <No data fields>}, activityCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(void*, bool)>> = {value = 0x0}, <No data fields>}, activityCallbackArg = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, requestDepth = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, autoFlushICache_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::AutoFlushICache*>> = {value = 0x0}, <No data fields>}, dtoaState = {<js::ProtectedData<js::CheckThreadLocal, DtoaState*>> = {value = 0x7f230e74dc90}, <No data fields>}, heapState = {<js::ProtectedData<js::CheckThreadLocal, JS::HeapState>> = {value = JS::HeapState::Idle}, <No data fields>}, suppressGC = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, enableAccessValidation = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, inUnsafeRegion = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, generationalDisabled = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, compactingDisabledCount = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, keepAtoms = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, frontendCollectionPool_ = {<js::ProtectedData<js::CheckThreadLocal, js::frontend::NameCollectionPool>> = {value = {mapPool_ = {<js::frontend::CollectionPool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy>, js::frontend::InlineTablePool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23256fa878, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\200\227[\371\"\177\000\000\060\231[\371\"\177\000\000\340\232[\371\"\177\000\000\220\234[\371\"\177\000\000@\236[\371\"\177\000\000\360\237[\371\"\177\000\000\240\241[\371\"\177\000\000P\243[\371\"\177\000\000\000\245[\371\"\177\000\000\260\246[\371\"\177\000\000`\250[\371\"\177\000\000\020\252[\371\"\177\000\000\300\253[\371\"\177", '\000' <repeats 153 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23256fa990, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\300\253[\371\"\177\000\000\020\252[\371\"\177\000\000`\250[\371\"\177\000\000\260\246[\371\"\177\000\000\000\245[\371\"\177\000\000P\243[\371\"\177\000\000\240\241[\371\"\177\000\000\360\237[\371\"\177\000\000@\236[\371\"\177\000\000\220\234[\371\"\177\000\000\340\232[\371\"\177\000\000\060\231[\371\"\177\000\000\200\227[\371\"\177", '\000' <repeats 153 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, vectorPool_ = {<js::frontend::CollectionPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy>, js::frontend::VectorPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23256faaa8, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "@~@\371\"\177\000\000 \177@\371\"\177\000\000@ \n\371\"\177\000\000 !\n\371\"\177\000\000\000\"\n\371\"\177\000\000\340\"\n\371\"\177\000\000\300#\n\371\"\177\000\000\240$\n\371\"\177\000\000\200%\n\371\"\177\000\000`&\n\371\"\177\000\000@'\n\371\"\177\000\000 (\n\371\"\177\000\000\000)\n\371\"\177\000\000\240+\n\371\"\177\000\000\200,\n\371\"\177\000\000`-\n\371\"\177\000\000@.\n\371\"\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23256fabc0, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "@.\n\371\"\177\000\000`-\n\371\"\177\000\000\200,\n\371\"\177\000\000\240+\n\371\"\177\000\000\000)\n\371\"\177\000\000 (\n\371\"\177\000\000@'\n\371\"\177\000\000`&\n\371\"\177\000\000\200%\n\371\"\177\000\000\240$\n\371\"\177\000\000\300#\n\371\"\177\000\000\340\"\n\371\"\177\000\000\000\"\n\371\"\177\000\000 !\n\371\"\177\000\000@ \n\371\"\177\000\000 \177@\371\"\177\000\000@~@\371\"\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, activeCom---Type <return> to continue, or q <return> to quit---
>pilations_ = 0}}, <No data fields>}, suppressProfilerSampling = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, static TEMP_LIFO_ALLOC_PRIMARY_CHUNK_SIZE = 4096, tempLifoAlloc_ = {<js::ProtectedData<js::CheckThreadLocal, js::LifoAlloc>> = {value = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}}, <No data fields>}, debuggerMutations = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, ionPcScriptCache = {<js::ProtectedData<js::CheckThreadLocal, js::jit::PcScriptCache*>> = {value = 0x0}, <No data fields>}, throwing = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, unwrappedException_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::Value> >> = {value = {<js::RootedBase<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::MutableWrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::WrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<JS::Value> >> = {mNext = 0x7f23256fad28, mPrev = 0x7f23256fad28, mIsSentinel = false}, ptr = {data = {asBits = 18444914486360932352, debugView = {payload47 = 0, tag = JSVAL_TAG_UNDEFINED}, s = {payload = {i32 = 0, u32 = 0, why = JS_ELEMENTS_HOLE}}, asDouble = -nan(0x9800000000000), asPtr = 0xfff9800000000000, asWord = 18444914486360932352, asUIntPtr = 18444914486360932352}}}}, <No data fields>}, overRecursed_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, propagatingForcedReturn_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, liveVolatileJitFrameIter_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::DebugModeOSRVolatileJitFrameIter*>> = {value = 0x0}, <No data fields>}, reportGranularity = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 3}, <No data fields>}, resolvingList = {<js::ProtectedData<js::CheckThreadLocal, js::AutoResolving*>> = {value = 0x0}, <No data fields>}, generatingError = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, cycleDetectorVector_ = {<js::ProtectedData<js::CheckThreadLocal, JS::GCVector<JSObject*, 8, js::TempAllocPolicy> >> = {value = {vector = {<js::TempAllocPolicy> = {cx_ = 0x7f23256fa680}, static kElemIsPod = true, static kMaxInlineBytes = 992, static kInlineCapacity = 8, mBegin = 0x7f23256fad90, mLength = 0, mTail = {<mozilla::Vector<JSObject*, 8, js::TempAllocPolicy>::CapacityAndReserved> = {mCapacity = 8}, mBytes = '\000' <repeats 63 times>}, static sMaxInlineStorage = <optimized out>}}}, <No data fields>}, data = {<js::ProtectedData<js::CheckUnprotected, void*>> = {value = 0x0}, <No data fields>}, outstandingRequests = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, jitIsBroken = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, asyncStackForNewActivations_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<js::SavedFrame*> >> = {value = {<js::RootedBase<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::MutableWrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::WrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<js::SavedFrame*> >> = {mNext = 0x7f23256fade0, mPrev = 0x7f23256fade0, mIsSentinel = false}, ptr = 0x0}}, <No data fields>}, asyncCauseForNewActivations = {<js::ProtectedData<js::CheckThreadLocal, char const*>> = {value = 0x0}, <No data fields>}, asyncCallIsExplicit = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interruptCallbacks_ = {<js::ProtectedData<js::CheckThreadLocal, mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy> >> = {value = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 2, mBegin = 0x7f23256fae28, mLength = 0, mTail = {<mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 2}, mBytes = '\000' <repeats 15 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, interruptCallbackDisabled = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interrupt_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, interruptRegExpJit_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, handlingJitInterrupt_ = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, fx = {cond_ = 0x0, state_ = js::FutexThread::Idle, static lock_ = {<mozilla::detail::AtomicBaseIncDec<js::Mutex*, (mozilla::MemoryOrdering)2>> = {<mozilla::detail::AtomicBase<js::Mutex*, (mozilla::MemoryOrdering)2>> = {mValue = {_M_b ---Type <return> to continue, or q <return> to quit---
>= {_M_p = 0x7f2326704070}}}, <No data fields>}, <No data fields>}, canWait_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}}, osrTempData_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned char*>> = {value = 0x0}, <No data fields>}, ionReturnOverride_ = {<js::ProtectedData<js::CheckThreadLocal, JS::Value>> = {value = {data = {asBits = 18445195961337643013, debugView = {payload47 = 5, tag = JSVAL_TAG_MAGIC}, s = {payload = {i32 = 5, u32 = 5, why = JS_ARG_POISON}}, asDouble = -nan(0xa800000000005), asPtr = 0xfffa800000000005, asWord = 18445195961337643013, asUIntPtr = 18445195961337643013}}}, <No data fields>}, jitStackLimit = {<mozilla::detail::AtomicBaseIncDec<unsigned long, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned long, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned long>> = {static _S_alignment = 8, _M_i = 18446744073709551615}, <No data fields>}}, <No data fields>}, <No data fields>}, jitStackLimitNoInterrupt = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 18446744073709551615}, <No data fields>}, getIncumbentGlobalCallback = {<js::ProtectedData<js::CheckThreadLocal, JSObject* (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallback = {<js::ProtectedData<js::CheckThreadLocal, bool (*)(JSContext*, JS::Handle<JSObject*>, JS::Handle<JSObject*>, JS::Handle<JSObject*>, void*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, jobQueue = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::GCVector<JSObject*, 0, js::SystemAllocPolicy> >*>> = {value = 0x0}, <No data fields>}, drainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, stopDrainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, promiseRejectionTrackerCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*, JS::Handle<JSObject*>, JS::PromiseRejectionHandlingState, void*)>> = {value = 0x0}, <No data fields>}, promiseRejectionTrackerCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}}
>#8  0x00007f233fab69ae in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7f2326728060)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/threading/Thread.h:233
>        pack = 0x7f2326728060
>#9  0x00007f233fab69ae in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7f2326728060)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/threading/Thread.h:235
>        pack = 0x7f2326728060
>#10 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788928661248, 5461742355090915722, 140734492787582, 140734492787583, 140734492787712, 140734492787712, -5365393115875753590, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#11 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 10 (Thread 0x7f23205fc700 (LWP 3431)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f2324759288) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f23205fbbb0, __canceltype = 0, __prev = 0x0}
>        cbuffer = {wseq = 0, cond = 0x7f2324759260, mutex = 0x7f2324759230, private = 0}
>---Type <return> to continue, or q <return> to quit---
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 0
>        seq = 0
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f2324759230, cond=0x7f2324759260) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f23205fbbb0, __canceltype = 0, __prev = 0x0}
>        cbuffer = {wseq = 0, cond = 0x7f2324759260, mutex = 0x7f2324759230, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 0
>        seq = 0
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f2324759260, mutex=0x7f2324759230) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f2324759260, lock=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f2324759260
>        ptMutex = <optimized out>
>        r = <optimized out>
>#4  0x00007f233c87e932 in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=0x7f2324759258)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:68
>        lock = {mLock = 0x7f2324759230}
>        event = <optimized out>
>#5  0x00007f233c87e932 in mozilla::ThreadEventQueue<mozilla::EventQueue>::GetEvent(bool, mozilla::EventPriority*) (this=0x7f2324759200, aMayWait=true, aPriority=0x7f23205fbcc8) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/ThreadEventQueue.cpp:155
>        lock = {mLock = 0x7f2324759230}
>        event = <optimized out>
>#6  0x00007f233c8824eb in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f23247592a0, aMayWait=<optimized out>, aResult=0x7f23205fbdc7)
>---Type <return> to continue, or q <return> to quit---
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:967
>        priority = mozilla::EventPriority::Normal
>        event = <optimized out>
>        activation = 
>          {mStorage = "8\t\340'#\177\000\000\000\066\250Q\177\365\247{`\275_ #\177\000\000\220qk)#\177\000\000\260\275_ #\177\000\000\240\222u$#\177\000\000\000UsM\377\177\000\000\257F\210<#\177\000\000`\275_ #\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>        noJSAPI = {mStorage = "`\275_ #\177\000\000\273D\210<#\177\000\000X\200\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        aResult = 0x7f23205fbdc7
>        aMayWait = true
>        this = 0x7f23247592a0
>#7  0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f23247592a0, aMayWait=aMayWait@entry=true)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = false
>#8  0x00007f233ccb58fa in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f2327e4ae80, aDelegate=0x7f2323138e40)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:364
>        didWork = <optimized out>
>        thread = 0x7f23247592a0
>#9  0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f2323138e40) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2323138e40, previous_state_ = 0x0}
>#10 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f2323138e40) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2323138e40, previous_state_ = 0x0}
>#11 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f2323138e40) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2323138e40, previous_state_ = 0x0}
>#12 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f2323138e40}
>        initData = 0x0
>        self = 0x7f23247592a0
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>#13 0x00007f234c1d3318 in _pt_root (arg=0x7f23266f3160) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551104
>        tid = 3431
>---Type <return> to continue, or q <return> to quit---
>#14 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788843730688, 5461742355090915722, 140734492791902, 140734492791903, 140734492792064, 140734492792064, -5365404522772020854, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#15 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 9 (Thread 0x7f23258fc700 (LWP 3420)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f232670563c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f23258fb590, __canceltype = 630175352, __prev = 0x0}
>        cbuffer = {wseq = 6923, cond = 0x7f2326705610, mutex = 0x7f23267055b8, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 6923
>        seq = 3461
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f23267055b8, cond=0x7f2326705610) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f23258fb590, __canceltype = 630175352, __prev = 0x0}
>        cbuffer = {wseq = 6923, cond = 0x7f2326705610, mutex = 0x7f23267055b8, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 6923
>---Type <return> to continue, or q <return> to quit---
>        seq = 3461
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f2326705610, mutex=0x7f23267055b8) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f2326705610, lock=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f2326705610
>        ptMutex = <optimized out>
>        r = <optimized out>
>#4  0x000055f2cb56db25 in mozilla::detail::ConditionVariableImpl::wait_for(mozilla::detail::MutexImpl&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7f2326705610, lock=..., a_rel_time=...) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:127
>        ptCond = <optimized out>
>        ptMutex = <optimized out>
>        r = <optimized out>
>        rel_time = <optimized out>
>        now_ts = {tv_sec = 0, tv_nsec = 139788945479096}
>        abs_ts = {tv_sec = 139788275130912, tv_nsec = 139788930758272}
>#5  0x00007f233fabb54f in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (lock=..., rel_time=..., this=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/threading/ConditionVariable.h:101
>        task = <optimized out>
>        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x7f23267055b8}, <No data fields>}
>        cx = 
>              {<JS::RootingContext> = {stackRoots_ = {static kSize = 14, mArray = {mArr = {0x0 <repeats 14 times>}}}, autoGCRooters_ = 0x0, geckoProfiler_ = {pseudoStack_ = 0x0}, compartment_ = 0x0, zone_ = 0x0, nativeStackLimit = {139788928921601, 139788928921601, 139788928921601}}, <js::MallocProvider<JSContext>> = {<No data fields>}, runtime_ = {<js::ProtectedData<js::CheckUnprotected, JSRuntime*>> = {value = 0x0}, <No data fields>}, kind_ = {value = js::ContextKind::Background}, threadNative_ = {value = 0}, helperThread_ = {<js::ProtectedData<js::CheckThreadLocal, js::HelperThread*>> = {value = 0x7f2326724170}, <No data fields>}, nurserySuppressions_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1}, <No data fields>}, options_ = {<js::ProtectedData<js::CheckThreadLocal, JS::ContextOptions>> = {value = {baseline_ = true, ion_ = true, asmJS_ = true, wasm_ = true, wasmBaseline_ = true, wasmIon_ = true, testWasmAwaitTier2_ = false, throwOnAsmJSValidationFailure_ = false, nativeRegExp_ = true, asyncStack_ = true, throwOnDebuggeeWouldRun_ = true, dumpStackOnDebuggeeWouldRun_ = false, werror_ = false, strictMode_ = false, extraWarnings_ = false, streams_ = false, expressionClosures_ = false, arrayProtoValues_ = true}}, <No data fields>}, arenas_ = {<js::ProtectedData<js::CheckThreadLocal, js::gc::ArenaLists*>> = {value = 0x0}, <No data fields>}, enterCompartmentDepth_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, static reportedError = {dummy = 0}, static reportedOOM = {<JS::Error> = {dummy = 0}, <No data fields>}, yieldCallback_ = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, jitActivation = {<js::ProtectedData<js::CheckThreadLocal, js::jit::JitActivation*>> = {value = 0x0}, <No data fields>}, regexpStack = {<js::ProtectedData<js::CheckThreadLocal, js::irregexp::RegExpStack>> = {value = {static kStackLimitSlack = 32, static kMemoryTop = 18446744073709551615, static kMinimumStackSize = 512, static kMaximumStackSize = 67108864, base_ = 0x0, size = 0, limit_ = 0x0}}, <No data fields>}, activation_ = {<js::ProtectedData<js::CheckThreadLocal, js::Activation*>> = {value = 0x0}, <No data fields>}, profilingActivation_ = 0x0, interpreterStack_ = {<js::ProtectedData<js::CheckThreadLocal, js::InterpreterStack>> = {value = {static DEFAULT_CHUNK_SIZE = 4096, allocator_ = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozil---Type <return> to continue, or q <return> to quit---
>la::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}, static MAX_FRAMES = 50000, static MAX_FRAMES_TRUSTED = 51000, frameCount_ = 0}}, <No data fields>}, nativeStackBase = 139788930764800, nativeStackQuota = {{<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}}, entryMonitor = {<js::ProtectedData<js::CheckThreadLocal, JS::dbg::AutoEntryMonitor*>> = {value = 0x0}, <No data fields>}, noExecuteDebuggerTop = {<js::ProtectedData<js::CheckThreadLocal, js::EnterDebuggeeNoExecute*>> = {value = 0x0}, <No data fields>}, activityCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(void*, bool)>> = {value = 0x0}, <No data fields>}, activityCallbackArg = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, requestDepth = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, autoFlushICache_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::AutoFlushICache*>> = {value = 0x0}, <No data fields>}, dtoaState = {<js::ProtectedData<js::CheckThreadLocal, DtoaState*>> = {value = 0x7f23195ec240}, <No data fields>}, heapState = {<js::ProtectedData<js::CheckThreadLocal, JS::HeapState>> = {value = JS::HeapState::Idle}, <No data fields>}, suppressGC = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, enableAccessValidation = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, inUnsafeRegion = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, generationalDisabled = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, compactingDisabledCount = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, keepAtoms = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, frontendCollectionPool_ = {<js::ProtectedData<js::CheckThreadLocal, js::frontend::NameCollectionPool>> = {value = {mapPool_ = {<js::frontend::CollectionPool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy>, js::frontend::InlineTablePool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23258fb878, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "@I\213\000#\177\000\000\360J\213\000#\177\000\000\240L\213\000#\177\000\000PN\213\000#\177\000\000\240L\200\003#\177\000\000PN\200\003#\177\000\000\300\200\064\377\"\177\000\000\060)\200\003#\177\000\000\340*\200\003#\177\000\000\020:\200\003#\177\000\000 ?\200\003#\177\000\000\320@\200\003#\177\000\000\200B\200\003#\177\000\000\020\212\005\v#\177\000\000\240,(\037#\177", '\000' <repeats 137 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23258fb990, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\300\200\064\377\"\177\000\000PN\200\003#\177\000\000\240L\200\003#\177\000\000\240L\213\000#\177\000\000PN\213\000#\177\000\000\360J\213\000#\177\000\000@I\213\000#\177\000\000 $\200\003#\177\000\000\320%\200\003#\177\000\000p\"\200\003#\177\000\000\300 \200\003#\177\000\000P.z\003#\177\000\000\240,z\003#\177\000\000 t\005\v#\177\000\000@\016(\037#\177", '\000' <repeats 137 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, vectorPool_ = {<js::frontend::CollectionPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy>, js::frontend::VectorPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23258fbaa8, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\300SF\377\"\177\000\000\240TF\377\"\177\000\000\200UF\377\"\177\000\000`VF\377\"\177\000\000@WF\377\"\177\000\000 XF\377\"\177\000\000\000YF\377\"\177\000\000 ?\v\a#\177\000\000@ \212\f#\177\000\000`\226\315\022#\177\000\000@\227\315\022#\177\000\000 \230\315\022#\177\000\000\000\231\315\022#\177\000\000 /\256\r#\177\000\000@\200a\r#\177\000\000 \201a\r#\177\000\000\000\202a\r#\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23258fbbc0, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\000YF\377\"\177\000\000 XF\377\"\177\000\000@WF\377\"\177\000\000`VF\377\"\177\000\000\200UF\377\"\177\000\000\240TF\377\"\177\000\000\300SF\377\"\177\000\000\340\071\v\a#\177\000\000\000\071\v\a#\177\000\000@\220\315\022#\177\000\000 \257\245\n#\177\000\000@\256\245\n#\177\000\000`\255\245\n#\177\000\000 \377\336\r#\177\000\000@\376\336\r#\177\000\000`\375\336\r#\177\000\000\200\374\336\r#\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, activeCompilations_ = 0}}, <No data fields>}, suppressProfilerSampling = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, static TEMP_LIFO_ALLOC_PRIM---Type <return> to continue, or q <return> to quit---
>ARY_CHUNK_SIZE = 4096, tempLifoAlloc_ = {<js::ProtectedData<js::CheckThreadLocal, js::LifoAlloc>> = {value = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}}, <No data fields>}, debuggerMutations = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, ionPcScriptCache = {<js::ProtectedData<js::CheckThreadLocal, js::jit::PcScriptCache*>> = {value = 0x0}, <No data fields>}, throwing = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, unwrappedException_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::Value> >> = {value = {<js::RootedBase<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::MutableWrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::WrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<JS::Value> >> = {mNext = 0x7f23258fbd28, mPrev = 0x7f23258fbd28, mIsSentinel = false}, ptr = {data = {asBits = 18444914486360932352, debugView = {payload47 = 0, tag = JSVAL_TAG_UNDEFINED}, s = {payload = {i32 = 0, u32 = 0, why = JS_ELEMENTS_HOLE}}, asDouble = -nan(0x9800000000000), asPtr = 0xfff9800000000000, asWord = 18444914486360932352, asUIntPtr = 18444914486360932352}}}}, <No data fields>}, overRecursed_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, propagatingForcedReturn_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, liveVolatileJitFrameIter_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::DebugModeOSRVolatileJitFrameIter*>> = {value = 0x0}, <No data fields>}, reportGranularity = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 3}, <No data fields>}, resolvingList = {<js::ProtectedData<js::CheckThreadLocal, js::AutoResolving*>> = {value = 0x0}, <No data fields>}, generatingError = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, cycleDetectorVector_ = {<js::ProtectedData<js::CheckThreadLocal, JS::GCVector<JSObject*, 8, js::TempAllocPolicy> >> = {value = {vector = {<js::TempAllocPolicy> = {cx_ = 0x7f23258fb680}, static kElemIsPod = true, static kMaxInlineBytes = 992, static kInlineCapacity = 8, mBegin = 0x7f23258fbd90, mLength = 0, mTail = {<mozilla::Vector<JSObject*, 8, js::TempAllocPolicy>::CapacityAndReserved> = {mCapacity = 8}, mBytes = '\000' <repeats 63 times>}, static sMaxInlineStorage = <optimized out>}}}, <No data fields>}, data = {<js::ProtectedData<js::CheckUnprotected, void*>> = {value = 0x0}, <No data fields>}, outstandingRequests = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, jitIsBroken = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, asyncStackForNewActivations_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<js::SavedFrame*> >> = {value = {<js::RootedBase<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::MutableWrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::WrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<js::SavedFrame*> >> = {mNext = 0x7f23258fbde0, mPrev = 0x7f23258fbde0, mIsSentinel = false}, ptr = 0x0}}, <No data fields>}, asyncCauseForNewActivations = {<js::ProtectedData<js::CheckThreadLocal, char const*>> = {value = 0x0}, <No data fields>}, asyncCallIsExplicit = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interruptCallbacks_ = {<js::ProtectedData<js::CheckThreadLocal, mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy> >> = {value = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 2, mBegin = 0x7f23258fbe28, mLength = 0, mTail = {<mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 2}, mBytes = '\000' <repeats 15 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, interruptCallbackDisabled = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interrupt_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, interruptRegExpJit_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, handlingJitInterrupt_ = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, fx = {cond_ = 0x0, state_ = js::FutexThread::Idle, static lock_ = {<mozilla::detail::AtomicBaseIncDec<js::Mutex*, (mozilla::MemoryOrdering)2>> = {<mozilla::detail::AtomicBase<js::Mutex*, (mozilla::MemoryOrdering)2>> = {mValue = {_M_b = {_M_p = 0x7f2326704070}}}, <No data fields>}, <No data fields>}, canWait_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}}, osrTempData_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned char*>> = {value = 0x0}, <No data fields>}, ionReturnOverr---Type <return> to continue, or q <return> to quit---
>ide_ = {<js::ProtectedData<js::CheckThreadLocal, JS::Value>> = {value = {data = {asBits = 18445195961337643013, debugView = {payload47 = 5, tag = JSVAL_TAG_MAGIC}, s = {payload = {i32 = 5, u32 = 5, why = JS_ARG_POISON}}, asDouble = -nan(0xa800000000005), asPtr = 0xfffa800000000005, asWord = 18445195961337643013, asUIntPtr = 18445195961337643013}}}, <No data fields>}, jitStackLimit = {<mozilla::detail::AtomicBaseIncDec<unsigned long, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned long, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned long>> = {static _S_alignment = 8, _M_i = 18446744073709551615}, <No data fields>}}, <No data fields>}, <No data fields>}, jitStackLimitNoInterrupt = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 18446744073709551615}, <No data fields>}, getIncumbentGlobalCallback = {<js::ProtectedData<js::CheckThreadLocal, JSObject* (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallback = {<js::ProtectedData<js::CheckThreadLocal, bool (*)(JSContext*, JS::Handle<JSObject*>, JS::Handle<JSObject*>, JS::Handle<JSObject*>, void*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, jobQueue = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::GCVector<JSObject*, 0, js::SystemAllocPolicy> >*>> = {value = 0x0}, <No data fields>}, drainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, stopDrainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, promiseRejectionTrackerCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*, JS::Handle<JSObject*>, JS::PromiseRejectionHandlingState, void*)>> = {value = 0x0}, <No data fields>}, promiseRejectionTrackerCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}}
>#6  0x00007f233fabb54f in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/vm/HelperThreads.cpp:994
>        task = <optimized out>
>        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x7f23267055b8}, <No data fields>}
>        cx = 
>              {<JS::RootingContext> = {stackRoots_ = {static kSize = 14, mArray = {mArr = {0x0 <repeats 14 times>}}}, autoGCRooters_ = 0x0, geckoProfiler_ = {pseudoStack_ = 0x0}, compartment_ = 0x0, zone_ = 0x0, nativeStackLimit = {139788928921601, 139788928921601, 139788928921601}}, <js::MallocProvider<JSContext>> = {<No data fields>}, runtime_ = {<js::ProtectedData<js::CheckUnprotected, JSRuntime*>> = {value = 0x0}, <No data fields>}, kind_ = {value = js::ContextKind::Background}, threadNative_ = {value = 0}, helperThread_ = {<js::ProtectedData<js::CheckThreadLocal, js::HelperThread*>> = {value = 0x7f2326724170}, <No data fields>}, nurserySuppressions_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1}, <No data fields>}, options_ = {<js::ProtectedData<js::CheckThreadLocal, JS::ContextOptions>> = {value = {baseline_ = true, ion_ = true, asmJS_ = true, wasm_ = true, wasmBaseline_ = true, wasmIon_ = true, testWasmAwaitTier2_ = false, throwOnAsmJSValidationFailure_ = false, nativeRegExp_ = true, asyncStack_ = true, throwOnDebuggeeWouldRun_ = true, dumpStackOnDebuggeeWouldRun_ = false, werror_ = false, strictMode_ = false, extraWarnings_ = false, streams_ = false, expressionClosures_ = false, arrayProtoValues_ = true}}, <No data fields>}, arenas_ = {<js::ProtectedData<js::CheckThreadLocal, js::gc::ArenaLists*>> = {value = 0x0}, <No data fields>}, enterCompartmentDepth_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, static reportedError = {dummy = 0}, static reportedOOM = {<JS::Error> = {dummy = 0}, <No data fields>}, yieldCallback_ = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, jitActivation = {<js::ProtectedData<js::CheckThreadLocal, js::jit::JitActivation*>> = {value = 0x0}, <No data fields>}, regexpStack = {<js::ProtectedData<js::CheckThreadLocal, js::irregexp::RegExpStack>> = {value = {static kStackLimitSlack = 32, static kMemoryTop = 18446744073709551615, static kMinimumStackSize = 512, static kMaximumStackSize = 67108864, base_ = 0x0, size = 0, limit_ = 0x0}}, <No data fields>}, activation_ = {<js::ProtectedData<js::CheckThreadLocal, js::Activation*>> = {value = 0x0}, <No data fields>}, profilingActivation_ = 0x0, interpreterStack_ = {<js::ProtectedData<js::CheckThreadLocal, js::InterpreterStack>> = {value = {static DEFAULT_CHUNK_SIZE = 4096, allocator_ = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}, static MAX_FRAMES = 50000, static MAX_FRAMES_TRUSTED = 51000, frameCount_ = 0}}, <No data fields>}, nativeStackBase = 139788930764800, native---Type <return> to continue, or q <return> to quit---
>StackQuota = {{<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}}, entryMonitor = {<js::ProtectedData<js::CheckThreadLocal, JS::dbg::AutoEntryMonitor*>> = {value = 0x0}, <No data fields>}, noExecuteDebuggerTop = {<js::ProtectedData<js::CheckThreadLocal, js::EnterDebuggeeNoExecute*>> = {value = 0x0}, <No data fields>}, activityCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(void*, bool)>> = {value = 0x0}, <No data fields>}, activityCallbackArg = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, requestDepth = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, autoFlushICache_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::AutoFlushICache*>> = {value = 0x0}, <No data fields>}, dtoaState = {<js::ProtectedData<js::CheckThreadLocal, DtoaState*>> = {value = 0x7f23195ec240}, <No data fields>}, heapState = {<js::ProtectedData<js::CheckThreadLocal, JS::HeapState>> = {value = JS::HeapState::Idle}, <No data fields>}, suppressGC = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, enableAccessValidation = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, inUnsafeRegion = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, generationalDisabled = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, compactingDisabledCount = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, keepAtoms = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, frontendCollectionPool_ = {<js::ProtectedData<js::CheckThreadLocal, js::frontend::NameCollectionPool>> = {value = {mapPool_ = {<js::frontend::CollectionPool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy>, js::frontend::InlineTablePool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23258fb878, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "@I\213\000#\177\000\000\360J\213\000#\177\000\000\240L\213\000#\177\000\000PN\213\000#\177\000\000\240L\200\003#\177\000\000PN\200\003#\177\000\000\300\200\064\377\"\177\000\000\060)\200\003#\177\000\000\340*\200\003#\177\000\000\020:\200\003#\177\000\000 ?\200\003#\177\000\000\320@\200\003#\177\000\000\200B\200\003#\177\000\000\020\212\005\v#\177\000\000\240,(\037#\177", '\000' <repeats 137 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23258fb990, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\300\200\064\377\"\177\000\000PN\200\003#\177\000\000\240L\200\003#\177\000\000\240L\213\000#\177\000\000PN\213\000#\177\000\000\360J\213\000#\177\000\000@I\213\000#\177\000\000 $\200\003#\177\000\000\320%\200\003#\177\000\000p\"\200\003#\177\000\000\300 \200\003#\177\000\000P.z\003#\177\000\000\240,z\003#\177\000\000 t\005\v#\177\000\000@\016(\037#\177", '\000' <repeats 137 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, vectorPool_ = {<js::frontend::CollectionPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy>, js::frontend::VectorPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23258fbaa8, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\300SF\377\"\177\000\000\240TF\377\"\177\000\000\200UF\377\"\177\000\000`VF\377\"\177\000\000@WF\377\"\177\000\000 XF\377\"\177\000\000\000YF\377\"\177\000\000 ?\v\a#\177\000\000@ \212\f#\177\000\000`\226\315\022#\177\000\000@\227\315\022#\177\000\000 \230\315\022#\177\000\000\000\231\315\022#\177\000\000 /\256\r#\177\000\000@\200a\r#\177\000\000 \201a\r#\177\000\000\000\202a\r#\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23258fbbc0, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\000YF\377\"\177\000\000 XF\377\"\177\000\000@WF\377\"\177\000\000`VF\377\"\177\000\000\200UF\377\"\177\000\000\240TF\377\"\177\000\000\300SF\377\"\177\000\000\340\071\v\a#\177\000\000\000\071\v\a#\177\000\000@\220\315\022#\177\000\000 \257\245\n#\177\000\000@\256\245\n#\177\000\000`\255\245\n#\177\000\000 \377\336\r#\177\000\000@\376\336\r#\177\000\000`\375\336\r#\177\000\000\200\374\336\r#\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, activeCompilations_ = 0}}, <No data fields>}, suppressProfilerSampling = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, static TEMP_LIFO_ALLOC_PRIMARY_CHUNK_SIZE = 4096, tempLifoAlloc_ = {<js::ProtectedData<js::CheckThreadLocal, js::LifoAlloc>> = {value = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<j---Type <return> to continue, or q <return> to quit---
>s::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}}, <No data fields>}, debuggerMutations = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, ionPcScriptCache = {<js::ProtectedData<js::CheckThreadLocal, js::jit::PcScriptCache*>> = {value = 0x0}, <No data fields>}, throwing = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, unwrappedException_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::Value> >> = {value = {<js::RootedBase<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::MutableWrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::WrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<JS::Value> >> = {mNext = 0x7f23258fbd28, mPrev = 0x7f23258fbd28, mIsSentinel = false}, ptr = {data = {asBits = 18444914486360932352, debugView = {payload47 = 0, tag = JSVAL_TAG_UNDEFINED}, s = {payload = {i32 = 0, u32 = 0, why = JS_ELEMENTS_HOLE}}, asDouble = -nan(0x9800000000000), asPtr = 0xfff9800000000000, asWord = 18444914486360932352, asUIntPtr = 18444914486360932352}}}}, <No data fields>}, overRecursed_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, propagatingForcedReturn_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, liveVolatileJitFrameIter_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::DebugModeOSRVolatileJitFrameIter*>> = {value = 0x0}, <No data fields>}, reportGranularity = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 3}, <No data fields>}, resolvingList = {<js::ProtectedData<js::CheckThreadLocal, js::AutoResolving*>> = {value = 0x0}, <No data fields>}, generatingError = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, cycleDetectorVector_ = {<js::ProtectedData<js::CheckThreadLocal, JS::GCVector<JSObject*, 8, js::TempAllocPolicy> >> = {value = {vector = {<js::TempAllocPolicy> = {cx_ = 0x7f23258fb680}, static kElemIsPod = true, static kMaxInlineBytes = 992, static kInlineCapacity = 8, mBegin = 0x7f23258fbd90, mLength = 0, mTail = {<mozilla::Vector<JSObject*, 8, js::TempAllocPolicy>::CapacityAndReserved> = {mCapacity = 8}, mBytes = '\000' <repeats 63 times>}, static sMaxInlineStorage = <optimized out>}}}, <No data fields>}, data = {<js::ProtectedData<js::CheckUnprotected, void*>> = {value = 0x0}, <No data fields>}, outstandingRequests = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, jitIsBroken = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, asyncStackForNewActivations_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<js::SavedFrame*> >> = {value = {<js::RootedBase<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::MutableWrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::WrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<js::SavedFrame*> >> = {mNext = 0x7f23258fbde0, mPrev = 0x7f23258fbde0, mIsSentinel = false}, ptr = 0x0}}, <No data fields>}, asyncCauseForNewActivations = {<js::ProtectedData<js::CheckThreadLocal, char const*>> = {value = 0x0}, <No data fields>}, asyncCallIsExplicit = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interruptCallbacks_ = {<js::ProtectedData<js::CheckThreadLocal, mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy> >> = {value = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 2, mBegin = 0x7f23258fbe28, mLength = 0, mTail = {<mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 2}, mBytes = '\000' <repeats 15 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, interruptCallbackDisabled = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interrupt_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, interruptRegExpJit_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, handlingJitInterrupt_ = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, fx = {cond_ = 0x0, state_ = js::FutexThread::Idle, static lock_ = {<mozilla::detail::AtomicBaseIncDec<js::Mutex*, (mozilla::MemoryOrdering)2>> = {<mozilla::detail::AtomicBase<js::Mutex*, (mozilla::MemoryOrdering)2>> = {mValue = {_M_b = {_M_p = 0x7f2326704070}}}, <No data fields>}, <No data fields>}, canWait_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}}, osrTempData_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned char*>> = {value = 0x0}, <No data fields>}, ionReturnOverride_ = {<js::ProtectedData<js::CheckThreadLocal, JS::Value>> = {value = {data = {asBits = 18445195961337643013, debugView = {payload47 = 5, tag = JSVAL_TAG_MAGIC}, s = {payload = {i32 = 5, u32 = 5, why = JS_ARG_POISON}}, asDouble = -nan(0xa800000000005), asPtr = 0xfffa800000000005, asWord = 18445195961337643013, asUIntPtr = 18445195961337643013}}}, <No data fields>}, jitStackLimit = {<mozilla::detail::AtomicBaseIncDec<unsigned long, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned long, (mozil---Type <return> to continue, or q <return> to quit---
>la::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned long>> = {static _S_alignment = 8, _M_i = 18446744073709551615}, <No data fields>}}, <No data fields>}, <No data fields>}, jitStackLimitNoInterrupt = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 18446744073709551615}, <No data fields>}, getIncumbentGlobalCallback = {<js::ProtectedData<js::CheckThreadLocal, JSObject* (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallback = {<js::ProtectedData<js::CheckThreadLocal, bool (*)(JSContext*, JS::Handle<JSObject*>, JS::Handle<JSObject*>, JS::Handle<JSObject*>, void*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, jobQueue = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::GCVector<JSObject*, 0, js::SystemAllocPolicy> >*>> = {value = 0x0}, <No data fields>}, drainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, stopDrainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, promiseRejectionTrackerCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*, JS::Handle<JSObject*>, JS::PromiseRejectionHandlingState, void*)>> = {value = 0x0}, <No data fields>}, promiseRejectionTrackerCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}}
>#7  0x00007f233fabb54f in js::HelperThread::threadLoop() (this=0x7f2326724170) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/vm/HelperThreads.cpp:2238
>        task = <optimized out>
>        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x7f23267055b8}, <No data fields>}
>        cx = 
>              {<JS::RootingContext> = {stackRoots_ = {static kSize = 14, mArray = {mArr = {0x0 <repeats 14 times>}}}, autoGCRooters_ = 0x0, geckoProfiler_ = {pseudoStack_ = 0x0}, compartment_ = 0x0, zone_ = 0x0, nativeStackLimit = {139788928921601, 139788928921601, 139788928921601}}, <js::MallocProvider<JSContext>> = {<No data fields>}, runtime_ = {<js::ProtectedData<js::CheckUnprotected, JSRuntime*>> = {value = 0x0}, <No data fields>}, kind_ = {value = js::ContextKind::Background}, threadNative_ = {value = 0}, helperThread_ = {<js::ProtectedData<js::CheckThreadLocal, js::HelperThread*>> = {value = 0x7f2326724170}, <No data fields>}, nurserySuppressions_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1}, <No data fields>}, options_ = {<js::ProtectedData<js::CheckThreadLocal, JS::ContextOptions>> = {value = {baseline_ = true, ion_ = true, asmJS_ = true, wasm_ = true, wasmBaseline_ = true, wasmIon_ = true, testWasmAwaitTier2_ = false, throwOnAsmJSValidationFailure_ = false, nativeRegExp_ = true, asyncStack_ = true, throwOnDebuggeeWouldRun_ = true, dumpStackOnDebuggeeWouldRun_ = false, werror_ = false, strictMode_ = false, extraWarnings_ = false, streams_ = false, expressionClosures_ = false, arrayProtoValues_ = true}}, <No data fields>}, arenas_ = {<js::ProtectedData<js::CheckThreadLocal, js::gc::ArenaLists*>> = {value = 0x0}, <No data fields>}, enterCompartmentDepth_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, static reportedError = {dummy = 0}, static reportedOOM = {<JS::Error> = {dummy = 0}, <No data fields>}, yieldCallback_ = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, jitActivation = {<js::ProtectedData<js::CheckThreadLocal, js::jit::JitActivation*>> = {value = 0x0}, <No data fields>}, regexpStack = {<js::ProtectedData<js::CheckThreadLocal, js::irregexp::RegExpStack>> = {value = {static kStackLimitSlack = 32, static kMemoryTop = 18446744073709551615, static kMinimumStackSize = 512, static kMaximumStackSize = 67108864, base_ = 0x0, size = 0, limit_ = 0x0}}, <No data fields>}, activation_ = {<js::ProtectedData<js::CheckThreadLocal, js::Activation*>> = {value = 0x0}, <No data fields>}, profilingActivation_ = 0x0, interpreterStack_ = {<js::ProtectedData<js::CheckThreadLocal, js::InterpreterStack>> = {value = {static DEFAULT_CHUNK_SIZE = 4096, allocator_ = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}, static MAX_FRAMES = 50000, static MAX_FRAMES_TRUSTED = 51000, frameCount_ = 0}}, <No data fields>}, nativeStackBase = 139788930764800, nativeStackQuota = {{<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}}, entryMonitor = {<js::ProtectedData<js::CheckThreadLocal, JS::dbg::AutoEntryMonitor*>> = {value = 0x0}, <No data fields>}, noExecuteDebuggerTop = {<js::ProtectedData<js::CheckThreadLocal, js::EnterDebuggeeNoExecute*>> = {value = 0x0}, <No data fields>}, activityCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(void*, bool)>> = {value = 0x0}, <No data fields>}, activityCallbackArg = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, requestDepth = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = ---Type <return> to continue, or q <return> to quit---
>{value = 0}, <No data fields>}, autoFlushICache_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::AutoFlushICache*>> = {value = 0x0}, <No data fields>}, dtoaState = {<js::ProtectedData<js::CheckThreadLocal, DtoaState*>> = {value = 0x7f23195ec240}, <No data fields>}, heapState = {<js::ProtectedData<js::CheckThreadLocal, JS::HeapState>> = {value = JS::HeapState::Idle}, <No data fields>}, suppressGC = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, enableAccessValidation = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, inUnsafeRegion = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, generationalDisabled = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, compactingDisabledCount = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, keepAtoms = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, frontendCollectionPool_ = {<js::ProtectedData<js::CheckThreadLocal, js::frontend::NameCollectionPool>> = {value = {mapPool_ = {<js::frontend::CollectionPool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy>, js::frontend::InlineTablePool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23258fb878, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "@I\213\000#\177\000\000\360J\213\000#\177\000\000\240L\213\000#\177\000\000PN\213\000#\177\000\000\240L\200\003#\177\000\000PN\200\003#\177\000\000\300\200\064\377\"\177\000\000\060)\200\003#\177\000\000\340*\200\003#\177\000\000\020:\200\003#\177\000\000 ?\200\003#\177\000\000\320@\200\003#\177\000\000\200B\200\003#\177\000\000\020\212\005\v#\177\000\000\240,(\037#\177", '\000' <repeats 137 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23258fb990, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\300\200\064\377\"\177\000\000PN\200\003#\177\000\000\240L\200\003#\177\000\000\240L\213\000#\177\000\000PN\213\000#\177\000\000\360J\213\000#\177\000\000@I\213\000#\177\000\000 $\200\003#\177\000\000\320%\200\003#\177\000\000p\"\200\003#\177\000\000\300 \200\003#\177\000\000P.z\003#\177\000\000\240,z\003#\177\000\000 t\005\v#\177\000\000@\016(\037#\177", '\000' <repeats 137 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, vectorPool_ = {<js::frontend::CollectionPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy>, js::frontend::VectorPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23258fbaa8, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\300SF\377\"\177\000\000\240TF\377\"\177\000\000\200UF\377\"\177\000\000`VF\377\"\177\000\000@WF\377\"\177\000\000 XF\377\"\177\000\000\000YF\377\"\177\000\000 ?\v\a#\177\000\000@ \212\f#\177\000\000`\226\315\022#\177\000\000@\227\315\022#\177\000\000 \230\315\022#\177\000\000\000\231\315\022#\177\000\000 /\256\r#\177\000\000@\200a\r#\177\000\000 \201a\r#\177\000\000\000\202a\r#\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f23258fbbc0, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\000YF\377\"\177\000\000 XF\377\"\177\000\000@WF\377\"\177\000\000`VF\377\"\177\000\000\200UF\377\"\177\000\000\240TF\377\"\177\000\000\300SF\377\"\177\000\000\340\071\v\a#\177\000\000\000\071\v\a#\177\000\000@\220\315\022#\177\000\000 \257\245\n#\177\000\000@\256\245\n#\177\000\000`\255\245\n#\177\000\000 \377\336\r#\177\000\000@\376\336\r#\177\000\000`\375\336\r#\177\000\000\200\374\336\r#\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, activeCompilations_ = 0}}, <No data fields>}, suppressProfilerSampling = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, static TEMP_LIFO_ALLOC_PRIMARY_CHUNK_SIZE = 4096, tempLifoAlloc_ = {<js::ProtectedData<js::CheckThreadLocal, js::LifoAlloc>> = {value = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}}, <No data fields>}, debuggerMutations = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, ionPcScriptCache = {<js::ProtectedData<js::CheckThreadLocal, js::jit::PcScriptCache*>> = {value = 0x0}, <No data fields>}, throwing = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, unwrappedException_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::Value> >> = {value = {<js::RootedBase<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::MutableWrappedPtrOp---Type <return> to continue, or q <return> to quit---
>erations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::WrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<JS::Value> >> = {mNext = 0x7f23258fbd28, mPrev = 0x7f23258fbd28, mIsSentinel = false}, ptr = {data = {asBits = 18444914486360932352, debugView = {payload47 = 0, tag = JSVAL_TAG_UNDEFINED}, s = {payload = {i32 = 0, u32 = 0, why = JS_ELEMENTS_HOLE}}, asDouble = -nan(0x9800000000000), asPtr = 0xfff9800000000000, asWord = 18444914486360932352, asUIntPtr = 18444914486360932352}}}}, <No data fields>}, overRecursed_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, propagatingForcedReturn_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, liveVolatileJitFrameIter_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::DebugModeOSRVolatileJitFrameIter*>> = {value = 0x0}, <No data fields>}, reportGranularity = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 3}, <No data fields>}, resolvingList = {<js::ProtectedData<js::CheckThreadLocal, js::AutoResolving*>> = {value = 0x0}, <No data fields>}, generatingError = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, cycleDetectorVector_ = {<js::ProtectedData<js::CheckThreadLocal, JS::GCVector<JSObject*, 8, js::TempAllocPolicy> >> = {value = {vector = {<js::TempAllocPolicy> = {cx_ = 0x7f23258fb680}, static kElemIsPod = true, static kMaxInlineBytes = 992, static kInlineCapacity = 8, mBegin = 0x7f23258fbd90, mLength = 0, mTail = {<mozilla::Vector<JSObject*, 8, js::TempAllocPolicy>::CapacityAndReserved> = {mCapacity = 8}, mBytes = '\000' <repeats 63 times>}, static sMaxInlineStorage = <optimized out>}}}, <No data fields>}, data = {<js::ProtectedData<js::CheckUnprotected, void*>> = {value = 0x0}, <No data fields>}, outstandingRequests = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, jitIsBroken = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, asyncStackForNewActivations_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<js::SavedFrame*> >> = {value = {<js::RootedBase<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::MutableWrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::WrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<js::SavedFrame*> >> = {mNext = 0x7f23258fbde0, mPrev = 0x7f23258fbde0, mIsSentinel = false}, ptr = 0x0}}, <No data fields>}, asyncCauseForNewActivations = {<js::ProtectedData<js::CheckThreadLocal, char const*>> = {value = 0x0}, <No data fields>}, asyncCallIsExplicit = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interruptCallbacks_ = {<js::ProtectedData<js::CheckThreadLocal, mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy> >> = {value = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 2, mBegin = 0x7f23258fbe28, mLength = 0, mTail = {<mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 2}, mBytes = '\000' <repeats 15 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, interruptCallbackDisabled = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interrupt_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, interruptRegExpJit_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, handlingJitInterrupt_ = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, fx = {cond_ = 0x0, state_ = js::FutexThread::Idle, static lock_ = {<mozilla::detail::AtomicBaseIncDec<js::Mutex*, (mozilla::MemoryOrdering)2>> = {<mozilla::detail::AtomicBase<js::Mutex*, (mozilla::MemoryOrdering)2>> = {mValue = {_M_b = {_M_p = 0x7f2326704070}}}, <No data fields>}, <No data fields>}, canWait_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}}, osrTempData_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned char*>> = {value = 0x0}, <No data fields>}, ionReturnOverride_ = {<js::ProtectedData<js::CheckThreadLocal, JS::Value>> = {value = {data = {asBits = 18445195961337643013, debugView = {payload47 = 5, tag = JSVAL_TAG_MAGIC}, s = {payload = {i32 = 5, u32 = 5, why = JS_ARG_POISON}}, asDouble = -nan(0xa800000000005), asPtr = 0xfffa800000000005, asWord = 18445195961337643013, asUIntPtr = 18445195961337643013}}}, <No data fields>}, jitStackLimit = {<mozilla::detail::AtomicBaseIncDec<unsigned long, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned long, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned long>> = {static _S_alignment = 8, _M_i = 18446744073709551615}, <No data fields>}}, <No data fields>}, <No data fields>}, jitStackLimitNoInterrupt = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 18446744073709551615}, <No data fields>}, getIncumbentGlobalCallback = {<js::ProtectedData<js::CheckThreadLocal, JSObject* (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallback = {<js::ProtectedData<js::CheckThreadLocal, bool (*)(JSContext*, JS::Handle<JSObject*>, JS::Handle<JSObject*>, JS::Handle<JSObject*>, void*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, jobQueue = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::GCV---Type <return> to continue, or q <return> to quit---
>ector<JSObject*, 0, js::SystemAllocPolicy> >*>> = {value = 0x0}, <No data fields>}, drainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, stopDrainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, promiseRejectionTrackerCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*, JS::Handle<JSObject*>, JS::PromiseRejectionHandlingState, void*)>> = {value = 0x0}, <No data fields>}, promiseRejectionTrackerCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}}
>#8  0x00007f233fab69ae in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7f2326728050)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/threading/Thread.h:233
>        pack = 0x7f2326728050
>#9  0x00007f233fab69ae in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7f2326728050)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/threading/Thread.h:235
>        pack = 0x7f2326728050
>#10 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788930762496, 5461742355090915722, 140734492787582, 140734492787583, 140734492787712, 140734492787712, -5365393939972603510, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#11 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 8 (Thread 0x7f23215fe700 (LWP 3429)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f2326619b8c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f23215fdbb0, __canceltype = 0, __prev = 0x0}
>        cbuffer = {wseq = 3, cond = 0x7f2326619b60, mutex = 0x7f2326619b30, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 3
>        seq = 1
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f2326619b30, cond=0x7f2326619b60) at pthread_cond_wait.c:502
>---Type <return> to continue, or q <return> to quit---
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f23215fdbb0, __canceltype = 0, __prev = 0x0}
>        cbuffer = {wseq = 3, cond = 0x7f2326619b60, mutex = 0x7f2326619b30, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 3
>        seq = 1
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f2326619b60, mutex=0x7f2326619b30) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f2326619b60, lock=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f2326619b60
>        ptMutex = <optimized out>
>        r = <optimized out>
>#4  0x00007f233c87e932 in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=0x7f2326619b58)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:68
>        lock = {mLock = 0x7f2326619b30}
>        event = <optimized out>
>#5  0x00007f233c87e932 in mozilla::ThreadEventQueue<mozilla::EventQueue>::GetEvent(bool, mozilla::EventPriority*) (this=0x7f2326619b00, aMayWait=true, aPriority=0x7f23215fdcc8) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/ThreadEventQueue.cpp:155
>        lock = {mLock = 0x7f2326619b30}
>        event = <optimized out>
>#6  0x00007f233c8824eb in nsThread::ProcessNextEvent(bool, bool*) (this=0x7f2326619ba0, aMayWait=<optimized out>, aResult=0x7f23215fddc7)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:967
>        priority = mozilla::EventPriority::Normal
>        event = <optimized out>
>        activation = 
>          {mStorage = "@\271k)#\177\000\000\000\066\250Q\177\365\247{`\335_!#\177\000\000\300G\342'#\177\000\000\260\335_!#\177\000\000\240\233a&#\177\000\000\300TsM\377\177\000\000\257F\210<#\177\000\000`\335_!#\177\000", mIsSome = 0 '\000'}
>        rv = nsresult::NS_OK
>        noJSAPI = {mStorage = "`\335_!#\177\000\000\273D\210<#\177\000\000X\200\000\000\000\000\000", mIsSome = 0 '\000'}
>        callScriptObserver = false
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>---Type <return> to continue, or q <return> to quit---
>        aResult = 0x7f23215fddc7
>        aMayWait = true
>        this = 0x7f2326619ba0
>#7  0x00007f233c88b1ec in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread@entry=0x7f2326619ba0, aMayWait=aMayWait@entry=true)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThreadUtils.cpp:517
>        val = false
>#8  0x00007f233ccb58fa in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7f2327e4a8c0, aDelegate=0x7f2323138740)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessagePump.cpp:364
>        didWork = <optimized out>
>        thread = 0x7f2326619ba0
>#9  0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f2323138740) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2323138740, previous_state_ = 0x0}
>#10 0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f2323138740) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2323138740, previous_state_ = 0x0}
>#11 0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f2323138740) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f2323138740, previous_state_ = 0x0}
>#12 0x00007f233c882f1f in nsThread::ThreadFunc(void*) (aArg=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/nsThread.cpp:423
>        loop = {mRawPtr = 0x7f2323138740}
>        initData = 0x0
>        self = 0x7f2326619ba0
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        context = <optimized out>
>#13 0x00007f234c1d3318 in _pt_root (arg=0x7f23296f3b80) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551104
>        tid = 3429
>#14 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788860516096, 5461742355090915722, 140734492791838, 140734492791839, 140734492792000, 140734492792000, -5365402322675023478, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#15 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 7 (Thread 0x7f2325cfe700 (LWP 3418)):
>---Type <return> to continue, or q <return> to quit---
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f2326705638) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2325cfd590, __canceltype = 634377848, __prev = 0x0}
>        cbuffer = {wseq = 6920, cond = 0x7f2326705610, mutex = 0x7f23267055b8, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 6920
>        seq = 3460
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f23267055b8, cond=0x7f2326705610) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2325cfd590, __canceltype = 634377848, __prev = 0x0}
>        cbuffer = {wseq = 6920, cond = 0x7f2326705610, mutex = 0x7f23267055b8, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 6920
>        seq = 3460
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f2326705610, mutex=0x7f23267055b8) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f2326705610, lock=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f2326705610
>        ptMutex = <optimized out>
>        r = <optimized out>
>#4  0x000055f2cb56db25 in mozilla::detail::ConditionVariableImpl::wait_for(mozilla::detail::MutexImpl&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7f2326705610, lock=..., a_rel_time=...) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:127
>---Type <return> to continue, or q <return> to quit---
>        ptCond = <optimized out>
>        ptMutex = <optimized out>
>        r = <optimized out>
>        rel_time = <optimized out>
>        now_ts = {tv_sec = 0, tv_nsec = 139788945479096}
>        abs_ts = {tv_sec = 139788151079456, tv_nsec = 139788934960768}
>#5  0x00007f233fabb54f in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (lock=..., rel_time=..., this=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/threading/ConditionVariable.h:101
>        task = <optimized out>
>        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x7f23267055b8}, <No data fields>}
>        cx = 
>              {<JS::RootingContext> = {stackRoots_ = {static kSize = 14, mArray = {mArr = {0x0 <repeats 14 times>}}}, autoGCRooters_ = 0x0, geckoProfiler_ = {pseudoStack_ = 0x0}, compartment_ = 0x0, zone_ = 0x0, nativeStackLimit = {139788933124097, 139788933124097, 139788933124097}}, <js::MallocProvider<JSContext>> = {<No data fields>}, runtime_ = {<js::ProtectedData<js::CheckUnprotected, JSRuntime*>> = {value = 0x0}, <No data fields>}, kind_ = {value = js::ContextKind::Background}, threadNative_ = {value = 0}, helperThread_ = {<js::ProtectedData<js::CheckThreadLocal, js::HelperThread*>> = {value = 0x7f23267240a0}, <No data fields>}, nurserySuppressions_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1}, <No data fields>}, options_ = {<js::ProtectedData<js::CheckThreadLocal, JS::ContextOptions>> = {value = {baseline_ = true, ion_ = true, asmJS_ = true, wasm_ = true, wasmBaseline_ = true, wasmIon_ = true, testWasmAwaitTier2_ = false, throwOnAsmJSValidationFailure_ = false, nativeRegExp_ = true, asyncStack_ = true, throwOnDebuggeeWouldRun_ = true, dumpStackOnDebuggeeWouldRun_ = false, werror_ = false, strictMode_ = false, extraWarnings_ = false, streams_ = false, expressionClosures_ = false, arrayProtoValues_ = true}}, <No data fields>}, arenas_ = {<js::ProtectedData<js::CheckThreadLocal, js::gc::ArenaLists*>> = {value = 0x0}, <No data fields>}, enterCompartmentDepth_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, static reportedError = {dummy = 0}, static reportedOOM = {<JS::Error> = {dummy = 0}, <No data fields>}, yieldCallback_ = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, jitActivation = {<js::ProtectedData<js::CheckThreadLocal, js::jit::JitActivation*>> = {value = 0x0}, <No data fields>}, regexpStack = {<js::ProtectedData<js::CheckThreadLocal, js::irregexp::RegExpStack>> = {value = {static kStackLimitSlack = 32, static kMemoryTop = 18446744073709551615, static kMinimumStackSize = 512, static kMaximumStackSize = 67108864, base_ = 0x0, size = 0, limit_ = 0x0}}, <No data fields>}, activation_ = {<js::ProtectedData<js::CheckThreadLocal, js::Activation*>> = {value = 0x0}, <No data fields>}, profilingActivation_ = 0x0, interpreterStack_ = {<js::ProtectedData<js::CheckThreadLocal, js::InterpreterStack>> = {value = {static DEFAULT_CHUNK_SIZE = 4096, allocator_ = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}, static MAX_FRAMES = 50000, static MAX_FRAMES_TRUSTED = 51000, frameCount_ = 0}}, <No data fields>}, nativeStackBase = 139788934967296, nativeStackQuota = {{<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}}, entryMonitor = {<js::ProtectedData<js::CheckThreadLocal, JS::dbg::AutoEntryMonitor*>> = {value = 0x0}, <No data fields>}, noExecuteDebuggerTop = {<js::ProtectedData<js::CheckThreadLocal, js::EnterDebuggeeNoExecute*>> = {value = 0x0}, <No data fields>}, activityCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(void*, bool)>> = {value = 0x0}, <No data fields>}, activityCallbackArg = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, requestDepth = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, autoFlushICache_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::AutoFlushICache*>> = {value = 0x0}, <No data fields>}, dtoaState = {<js::ProtectedData<js::CheckThreadLocal, DtoaState*>> = {value = 0x7f2315034fb0}, <No data fields>}, heapState = {<js::ProtectedData<js::CheckThreadLocal, JS::HeapState>> = {va---Type <return> to continue, or q <return> to quit---
>lue = JS::HeapState::Idle}, <No data fields>}, suppressGC = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, enableAccessValidation = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, inUnsafeRegion = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, generationalDisabled = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, compactingDisabledCount = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, keepAtoms = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, frontendCollectionPool_ = {<js::ProtectedData<js::CheckThreadLocal, js::frontend::NameCollectionPool>> = {value = {mapPool_ = {<js::frontend::CollectionPool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy>, js::frontend::InlineTablePool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325cfd878, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "`8\313\376\"\177\000\000\020:\313\376\"\177\000\000\300;\313\376\"\177\000\000p=\313\376\"\177\000\000 ?\313\376\"\177\000\000\320@\313\376\"\177\000\000\200B\313\376\"\177\000\000\060D\313\376\"\177\000\000\340E\313\376\"\177\000\000\220G\313\376\"\177\000\000@I\313\376\"\177\000\000\360J\313\376\"\177\000\000PN\313\376\"\177\000\000p\215\005\v#\177\000\000 \217\005\v#\177\000\000Ð\005\v#\177", '\000' <repeats 129 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325cfd990, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "PN\313\376\"\177\000\000\360J\313\376\"\177\000\000@I\313\376\"\177\000\000\220G\313\376\"\177\000\000\340E\313\376\"\177\000\000\060D\313\376\"\177\000\000\200B\313\376\"\177\000\000\320@\313\376\"\177\000\000 ?\313\376\"\177\000\000p=\313\376\"\177\000\000\300;\313\376\"\177\000\000\020:\313\376\"\177\000\000`8\313\376\"\177\000\000\340z\005\v#\177\000\000\060y\005\v#\177\000\000\200w\005\v#\177", '\000' <repeats 129 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, vectorPool_ = {<js::frontend::CollectionPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy>, js::frontend::VectorPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325cfdaa8, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\300\223\017\373\"\177\000\000\240\224\017\373\"\177\000\000\200\225\017\373\"\177\000\000`\226\017\373\"\177\000\000@\227\017\373\"\177\000\000 \230\017\373\"\177\000\000\000\231\017\373\"\177\000\000\340\231\017\373\"\177\000\000\300\232\017\373\"\177\000\000\240\233\017\373\"\177\000\000\200\234\017\373\"\177\000\000 \237\017\373\"\177\000\000@0\353\372\"\177\000\000\240\064\353\372\"\177\000\000\200\065\353\372\"\177\000\000`6\353\372\"\177\000\000@7\353\372\"\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325cfdbc0, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "@7\353\372\"\177\000\000`6\353\372\"\177\000\000\200\065\353\372\"\177\000\000\240\064\353\372\"\177\000\000@0\353\372\"\177\000\000 \237\017\373\"\177\000\000\200\234\017\373\"\177\000\000\240\233\017\373\"\177\000\000\300\232\017\373\"\177\000\000\340\231\017\373\"\177\000\000\000\231\017\373\"\177\000\000 \230\017\373\"\177\000\000@\227\017\373\"\177\000\000`\226\017\373\"\177\000\000\200\225\017\373\"\177\000\000\240\224\017\373\"\177\000\000\300\223\017\373\"\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, activeCompilations_ = 0}}, <No data fields>}, suppressProfilerSampling = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, static TEMP_LIFO_ALLOC_PRIMARY_CHUNK_SIZE = 4096, tempLifoAlloc_ = {<js::ProtectedData<js::CheckThreadLocal, js::LifoAlloc>> = {value = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}}, <No data fields>}, debuggerMutations = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, ionPcScriptCache = {<js::ProtectedData<js::CheckThreadLocal, js::jit::PcScriptCache*>> = {value = 0x0}, <No data fields>}, throwing = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, unwrappedException_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::Value> >> = {value = {<js::RootedBase<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::MutableWrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::WrappedPtrOperations<JS::Value, JS::PersistentRooted---Type <return> to continue, or q <return> to quit---
><JS::Value> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<JS::Value> >> = {mNext = 0x7f2325cfdd28, mPrev = 0x7f2325cfdd28, mIsSentinel = false}, ptr = {data = {asBits = 18444914486360932352, debugView = {payload47 = 0, tag = JSVAL_TAG_UNDEFINED}, s = {payload = {i32 = 0, u32 = 0, why = JS_ELEMENTS_HOLE}}, asDouble = -nan(0x9800000000000), asPtr = 0xfff9800000000000, asWord = 18444914486360932352, asUIntPtr = 18444914486360932352}}}}, <No data fields>}, overRecursed_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, propagatingForcedReturn_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, liveVolatileJitFrameIter_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::DebugModeOSRVolatileJitFrameIter*>> = {value = 0x0}, <No data fields>}, reportGranularity = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 3}, <No data fields>}, resolvingList = {<js::ProtectedData<js::CheckThreadLocal, js::AutoResolving*>> = {value = 0x0}, <No data fields>}, generatingError = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, cycleDetectorVector_ = {<js::ProtectedData<js::CheckThreadLocal, JS::GCVector<JSObject*, 8, js::TempAllocPolicy> >> = {value = {vector = {<js::TempAllocPolicy> = {cx_ = 0x7f2325cfd680}, static kElemIsPod = true, static kMaxInlineBytes = 992, static kInlineCapacity = 8, mBegin = 0x7f2325cfdd90, mLength = 0, mTail = {<mozilla::Vector<JSObject*, 8, js::TempAllocPolicy>::CapacityAndReserved> = {mCapacity = 8}, mBytes = '\000' <repeats 63 times>}, static sMaxInlineStorage = <optimized out>}}}, <No data fields>}, data = {<js::ProtectedData<js::CheckUnprotected, void*>> = {value = 0x0}, <No data fields>}, outstandingRequests = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, jitIsBroken = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, asyncStackForNewActivations_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<js::SavedFrame*> >> = {value = {<js::RootedBase<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::MutableWrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::WrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<js::SavedFrame*> >> = {mNext = 0x7f2325cfdde0, mPrev = 0x7f2325cfdde0, mIsSentinel = false}, ptr = 0x0}}, <No data fields>}, asyncCauseForNewActivations = {<js::ProtectedData<js::CheckThreadLocal, char const*>> = {value = 0x0}, <No data fields>}, asyncCallIsExplicit = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interruptCallbacks_ = {<js::ProtectedData<js::CheckThreadLocal, mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy> >> = {value = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 2, mBegin = 0x7f2325cfde28, mLength = 0, mTail = {<mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 2}, mBytes = '\000' <repeats 15 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, interruptCallbackDisabled = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interrupt_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, interruptRegExpJit_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, handlingJitInterrupt_ = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, fx = {cond_ = 0x0, state_ = js::FutexThread::Idle, static lock_ = {<mozilla::detail::AtomicBaseIncDec<js::Mutex*, (mozilla::MemoryOrdering)2>> = {<mozilla::detail::AtomicBase<js::Mutex*, (mozilla::MemoryOrdering)2>> = {mValue = {_M_b = {_M_p = 0x7f2326704070}}}, <No data fields>}, <No data fields>}, canWait_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}}, osrTempData_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned char*>> = {value = 0x0}, <No data fields>}, ionReturnOverride_ = {<js::ProtectedData<js::CheckThreadLocal, JS::Value>> = {value = {data = {asBits = 18445195961337643013, debugView = {payload47 = 5, tag = JSVAL_TAG_MAGIC}, s = {payload = {i32 = 5, u32 = 5, why = JS_ARG_POISON}}, asDouble = -nan(0xa800000000005), asPtr = 0xfffa800000000005, asWord = 18445195961337643013, asUIntPtr = 18445195961337643013}}}, <No data fields>}, jitStackLimit = {<mozilla::detail::AtomicBaseIncDec<unsigned long, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned long, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned long>> = {static _S_alignment = 8, _M_i = 18446744073709551615}, <No data fields>}}, <No data fields>}, <No data fields>}, jitStackLimitNoInterrupt = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 18446744073709551615}, <No data fields>}, getIncumbentGlobalCallback = {<js::ProtectedData<js::CheckThreadLocal, JSObject* (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallback = {<js::ProtectedData<js::CheckThreadLocal, bool (*)(JSContext*, JS::Handle<JSObject*>, JS::Handle<JSObject*>, JS::Handle<JSObject*>, void*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, jobQueue = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::GCVector<JSObject*, 0, js::SystemAllocPolicy> >*>> = {value = 0x0}, <No data fields>}, drainingJobQueue = {<js::Protec---Type <return> to continue, or q <return> to quit---
>tedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, stopDrainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, promiseRejectionTrackerCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*, JS::Handle<JSObject*>, JS::PromiseRejectionHandlingState, void*)>> = {value = 0x0}, <No data fields>}, promiseRejectionTrackerCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}}
>#6  0x00007f233fabb54f in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/vm/HelperThreads.cpp:994
>        task = <optimized out>
>        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x7f23267055b8}, <No data fields>}
>        cx = 
>              {<JS::RootingContext> = {stackRoots_ = {static kSize = 14, mArray = {mArr = {0x0 <repeats 14 times>}}}, autoGCRooters_ = 0x0, geckoProfiler_ = {pseudoStack_ = 0x0}, compartment_ = 0x0, zone_ = 0x0, nativeStackLimit = {139788933124097, 139788933124097, 139788933124097}}, <js::MallocProvider<JSContext>> = {<No data fields>}, runtime_ = {<js::ProtectedData<js::CheckUnprotected, JSRuntime*>> = {value = 0x0}, <No data fields>}, kind_ = {value = js::ContextKind::Background}, threadNative_ = {value = 0}, helperThread_ = {<js::ProtectedData<js::CheckThreadLocal, js::HelperThread*>> = {value = 0x7f23267240a0}, <No data fields>}, nurserySuppressions_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1}, <No data fields>}, options_ = {<js::ProtectedData<js::CheckThreadLocal, JS::ContextOptions>> = {value = {baseline_ = true, ion_ = true, asmJS_ = true, wasm_ = true, wasmBaseline_ = true, wasmIon_ = true, testWasmAwaitTier2_ = false, throwOnAsmJSValidationFailure_ = false, nativeRegExp_ = true, asyncStack_ = true, throwOnDebuggeeWouldRun_ = true, dumpStackOnDebuggeeWouldRun_ = false, werror_ = false, strictMode_ = false, extraWarnings_ = false, streams_ = false, expressionClosures_ = false, arrayProtoValues_ = true}}, <No data fields>}, arenas_ = {<js::ProtectedData<js::CheckThreadLocal, js::gc::ArenaLists*>> = {value = 0x0}, <No data fields>}, enterCompartmentDepth_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, static reportedError = {dummy = 0}, static reportedOOM = {<JS::Error> = {dummy = 0}, <No data fields>}, yieldCallback_ = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, jitActivation = {<js::ProtectedData<js::CheckThreadLocal, js::jit::JitActivation*>> = {value = 0x0}, <No data fields>}, regexpStack = {<js::ProtectedData<js::CheckThreadLocal, js::irregexp::RegExpStack>> = {value = {static kStackLimitSlack = 32, static kMemoryTop = 18446744073709551615, static kMinimumStackSize = 512, static kMaximumStackSize = 67108864, base_ = 0x0, size = 0, limit_ = 0x0}}, <No data fields>}, activation_ = {<js::ProtectedData<js::CheckThreadLocal, js::Activation*>> = {value = 0x0}, <No data fields>}, profilingActivation_ = 0x0, interpreterStack_ = {<js::ProtectedData<js::CheckThreadLocal, js::InterpreterStack>> = {value = {static DEFAULT_CHUNK_SIZE = 4096, allocator_ = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}, static MAX_FRAMES = 50000, static MAX_FRAMES_TRUSTED = 51000, frameCount_ = 0}}, <No data fields>}, nativeStackBase = 139788934967296, nativeStackQuota = {{<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}}, entryMonitor = {<js::ProtectedData<js::CheckThreadLocal, JS::dbg::AutoEntryMonitor*>> = {value = 0x0}, <No data fields>}, noExecuteDebuggerTop = {<js::ProtectedData<js::CheckThreadLocal, js::EnterDebuggeeNoExecute*>> = {value = 0x0}, <No data fields>}, activityCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(void*, bool)>> = {value = 0x0}, <No data fields>}, activityCallbackArg = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, requestDepth = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, autoFlushICache_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::AutoFlushICache*>> = {value = 0x0}, <No data fields>}, dtoaState = {<js::ProtectedData<js::CheckThreadLocal, DtoaState*>> = {value = 0x7f2315034fb0}, <No data fields>}, heapState = {<js::ProtectedData<js::CheckThreadLocal, JS::HeapState>> = {value = JS::HeapState::Idle}, <No data fields>}, suppressGC = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, enableAccessValidation = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, inUnsafeRegion = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data---Type <return> to continue, or q <return> to quit---
> fields>}, generationalDisabled = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, compactingDisabledCount = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, keepAtoms = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, frontendCollectionPool_ = {<js::ProtectedData<js::CheckThreadLocal, js::frontend::NameCollectionPool>> = {value = {mapPool_ = {<js::frontend::CollectionPool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy>, js::frontend::InlineTablePool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325cfd878, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "`8\313\376\"\177\000\000\020:\313\376\"\177\000\000\300;\313\376\"\177\000\000p=\313\376\"\177\000\000 ?\313\376\"\177\000\000\320@\313\376\"\177\000\000\200B\313\376\"\177\000\000\060D\313\376\"\177\000\000\340E\313\376\"\177\000\000\220G\313\376\"\177\000\000@I\313\376\"\177\000\000\360J\313\376\"\177\000\000PN\313\376\"\177\000\000p\215\005\v#\177\000\000 \217\005\v#\177\000\000Ð\005\v#\177", '\000' <repeats 129 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325cfd990, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "PN\313\376\"\177\000\000\360J\313\376\"\177\000\000@I\313\376\"\177\000\000\220G\313\376\"\177\000\000\340E\313\376\"\177\000\000\060D\313\376\"\177\000\000\200B\313\376\"\177\000\000\320@\313\376\"\177\000\000 ?\313\376\"\177\000\000p=\313\376\"\177\000\000\300;\313\376\"\177\000\000\020:\313\376\"\177\000\000`8\313\376\"\177\000\000\340z\005\v#\177\000\000\060y\005\v#\177\000\000\200w\005\v#\177", '\000' <repeats 129 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, vectorPool_ = {<js::frontend::CollectionPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy>, js::frontend::VectorPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325cfdaa8, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\300\223\017\373\"\177\000\000\240\224\017\373\"\177\000\000\200\225\017\373\"\177\000\000`\226\017\373\"\177\000\000@\227\017\373\"\177\000\000 \230\017\373\"\177\000\000\000\231\017\373\"\177\000\000\340\231\017\373\"\177\000\000\300\232\017\373\"\177\000\000\240\233\017\373\"\177\000\000\200\234\017\373\"\177\000\000 \237\017\373\"\177\000\000@0\353\372\"\177\000\000\240\064\353\372\"\177\000\000\200\065\353\372\"\177\000\000`6\353\372\"\177\000\000@7\353\372\"\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325cfdbc0, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "@7\353\372\"\177\000\000`6\353\372\"\177\000\000\200\065\353\372\"\177\000\000\240\064\353\372\"\177\000\000@0\353\372\"\177\000\000 \237\017\373\"\177\000\000\200\234\017\373\"\177\000\000\240\233\017\373\"\177\000\000\300\232\017\373\"\177\000\000\340\231\017\373\"\177\000\000\000\231\017\373\"\177\000\000 \230\017\373\"\177\000\000@\227\017\373\"\177\000\000`\226\017\373\"\177\000\000\200\225\017\373\"\177\000\000\240\224\017\373\"\177\000\000\300\223\017\373\"\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, activeCompilations_ = 0}}, <No data fields>}, suppressProfilerSampling = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, static TEMP_LIFO_ALLOC_PRIMARY_CHUNK_SIZE = 4096, tempLifoAlloc_ = {<js::ProtectedData<js::CheckThreadLocal, js::LifoAlloc>> = {value = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}}, <No data fields>}, debuggerMutations = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, ionPcScriptCache = {<js::ProtectedData<js::CheckThreadLocal, js::jit::PcScriptCache*>> = {value = 0x0}, <No data fields>}, throwing = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, unwrappedException_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::Value> >> = {value = {<js::RootedBase<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::MutableWrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::WrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<JS::Value> >> = {mNext = 0x7f2325cfdd28, mPrev = 0x7f2325cfdd28, mIsSentinel = false}, ptr = {data = {asBits = 18444914486360932352, debugView = {payload47 = 0, tag = JSVAL_TAG_UNDEFINED}, s = {payload = {i32 = 0, u32 = 0,---Type <return> to continue, or q <return> to quit---
> why = JS_ELEMENTS_HOLE}}, asDouble = -nan(0x9800000000000), asPtr = 0xfff9800000000000, asWord = 18444914486360932352, asUIntPtr = 18444914486360932352}}}}, <No data fields>}, overRecursed_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, propagatingForcedReturn_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, liveVolatileJitFrameIter_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::DebugModeOSRVolatileJitFrameIter*>> = {value = 0x0}, <No data fields>}, reportGranularity = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 3}, <No data fields>}, resolvingList = {<js::ProtectedData<js::CheckThreadLocal, js::AutoResolving*>> = {value = 0x0}, <No data fields>}, generatingError = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, cycleDetectorVector_ = {<js::ProtectedData<js::CheckThreadLocal, JS::GCVector<JSObject*, 8, js::TempAllocPolicy> >> = {value = {vector = {<js::TempAllocPolicy> = {cx_ = 0x7f2325cfd680}, static kElemIsPod = true, static kMaxInlineBytes = 992, static kInlineCapacity = 8, mBegin = 0x7f2325cfdd90, mLength = 0, mTail = {<mozilla::Vector<JSObject*, 8, js::TempAllocPolicy>::CapacityAndReserved> = {mCapacity = 8}, mBytes = '\000' <repeats 63 times>}, static sMaxInlineStorage = <optimized out>}}}, <No data fields>}, data = {<js::ProtectedData<js::CheckUnprotected, void*>> = {value = 0x0}, <No data fields>}, outstandingRequests = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, jitIsBroken = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, asyncStackForNewActivations_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<js::SavedFrame*> >> = {value = {<js::RootedBase<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::MutableWrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::WrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<js::SavedFrame*> >> = {mNext = 0x7f2325cfdde0, mPrev = 0x7f2325cfdde0, mIsSentinel = false}, ptr = 0x0}}, <No data fields>}, asyncCauseForNewActivations = {<js::ProtectedData<js::CheckThreadLocal, char const*>> = {value = 0x0}, <No data fields>}, asyncCallIsExplicit = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interruptCallbacks_ = {<js::ProtectedData<js::CheckThreadLocal, mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy> >> = {value = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 2, mBegin = 0x7f2325cfde28, mLength = 0, mTail = {<mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 2}, mBytes = '\000' <repeats 15 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, interruptCallbackDisabled = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interrupt_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, interruptRegExpJit_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, handlingJitInterrupt_ = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, fx = {cond_ = 0x0, state_ = js::FutexThread::Idle, static lock_ = {<mozilla::detail::AtomicBaseIncDec<js::Mutex*, (mozilla::MemoryOrdering)2>> = {<mozilla::detail::AtomicBase<js::Mutex*, (mozilla::MemoryOrdering)2>> = {mValue = {_M_b = {_M_p = 0x7f2326704070}}}, <No data fields>}, <No data fields>}, canWait_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}}, osrTempData_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned char*>> = {value = 0x0}, <No data fields>}, ionReturnOverride_ = {<js::ProtectedData<js::CheckThreadLocal, JS::Value>> = {value = {data = {asBits = 18445195961337643013, debugView = {payload47 = 5, tag = JSVAL_TAG_MAGIC}, s = {payload = {i32 = 5, u32 = 5, why = JS_ARG_POISON}}, asDouble = -nan(0xa800000000005), asPtr = 0xfffa800000000005, asWord = 18445195961337643013, asUIntPtr = 18445195961337643013}}}, <No data fields>}, jitStackLimit = {<mozilla::detail::AtomicBaseIncDec<unsigned long, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned long, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned long>> = {static _S_alignment = 8, _M_i = 18446744073709551615}, <No data fields>}}, <No data fields>}, <No data fields>}, jitStackLimitNoInterrupt = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 18446744073709551615}, <No data fields>}, getIncumbentGlobalCallback = {<js::ProtectedData<js::CheckThreadLocal, JSObject* (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallback = {<js::ProtectedData<js::CheckThreadLocal, bool (*)(JSContext*, JS::Handle<JSObject*>, JS::Handle<JSObject*>, JS::Handle<JSObject*>, void*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, jobQueue = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::GCVector<JSObject*, 0, js::SystemAllocPolicy> >*>> = {value = 0x0}, <No data fields>}, drainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, stopDrainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, promiseRejectionTrackerCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*, JS::Handle<JSObject*>, JS::PromiseRejectionHandlingState, void*)---Type <return> to continue, or q <return> to quit---
>>> = {value = 0x0}, <No data fields>}, promiseRejectionTrackerCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}}
>#7  0x00007f233fabb54f in js::HelperThread::threadLoop() (this=0x7f23267240a0) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/vm/HelperThreads.cpp:2238
>        task = <optimized out>
>        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x7f23267055b8}, <No data fields>}
>        cx = 
>              {<JS::RootingContext> = {stackRoots_ = {static kSize = 14, mArray = {mArr = {0x0 <repeats 14 times>}}}, autoGCRooters_ = 0x0, geckoProfiler_ = {pseudoStack_ = 0x0}, compartment_ = 0x0, zone_ = 0x0, nativeStackLimit = {139788933124097, 139788933124097, 139788933124097}}, <js::MallocProvider<JSContext>> = {<No data fields>}, runtime_ = {<js::ProtectedData<js::CheckUnprotected, JSRuntime*>> = {value = 0x0}, <No data fields>}, kind_ = {value = js::ContextKind::Background}, threadNative_ = {value = 0}, helperThread_ = {<js::ProtectedData<js::CheckThreadLocal, js::HelperThread*>> = {value = 0x7f23267240a0}, <No data fields>}, nurserySuppressions_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1}, <No data fields>}, options_ = {<js::ProtectedData<js::CheckThreadLocal, JS::ContextOptions>> = {value = {baseline_ = true, ion_ = true, asmJS_ = true, wasm_ = true, wasmBaseline_ = true, wasmIon_ = true, testWasmAwaitTier2_ = false, throwOnAsmJSValidationFailure_ = false, nativeRegExp_ = true, asyncStack_ = true, throwOnDebuggeeWouldRun_ = true, dumpStackOnDebuggeeWouldRun_ = false, werror_ = false, strictMode_ = false, extraWarnings_ = false, streams_ = false, expressionClosures_ = false, arrayProtoValues_ = true}}, <No data fields>}, arenas_ = {<js::ProtectedData<js::CheckThreadLocal, js::gc::ArenaLists*>> = {value = 0x0}, <No data fields>}, enterCompartmentDepth_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, static reportedError = {dummy = 0}, static reportedOOM = {<JS::Error> = {dummy = 0}, <No data fields>}, yieldCallback_ = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, jitActivation = {<js::ProtectedData<js::CheckThreadLocal, js::jit::JitActivation*>> = {value = 0x0}, <No data fields>}, regexpStack = {<js::ProtectedData<js::CheckThreadLocal, js::irregexp::RegExpStack>> = {value = {static kStackLimitSlack = 32, static kMemoryTop = 18446744073709551615, static kMinimumStackSize = 512, static kMaximumStackSize = 67108864, base_ = 0x0, size = 0, limit_ = 0x0}}, <No data fields>}, activation_ = {<js::ProtectedData<js::CheckThreadLocal, js::Activation*>> = {value = 0x0}, <No data fields>}, profilingActivation_ = 0x0, interpreterStack_ = {<js::ProtectedData<js::CheckThreadLocal, js::InterpreterStack>> = {value = {static DEFAULT_CHUNK_SIZE = 4096, allocator_ = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}, static MAX_FRAMES = 50000, static MAX_FRAMES_TRUSTED = 51000, frameCount_ = 0}}, <No data fields>}, nativeStackBase = 139788934967296, nativeStackQuota = {{<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}}, entryMonitor = {<js::ProtectedData<js::CheckThreadLocal, JS::dbg::AutoEntryMonitor*>> = {value = 0x0}, <No data fields>}, noExecuteDebuggerTop = {<js::ProtectedData<js::CheckThreadLocal, js::EnterDebuggeeNoExecute*>> = {value = 0x0}, <No data fields>}, activityCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(void*, bool)>> = {value = 0x0}, <No data fields>}, activityCallbackArg = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, requestDepth = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, autoFlushICache_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::AutoFlushICache*>> = {value = 0x0}, <No data fields>}, dtoaState = {<js::ProtectedData<js::CheckThreadLocal, DtoaState*>> = {value = 0x7f2315034fb0}, <No data fields>}, heapState = {<js::ProtectedData<js::CheckThreadLocal, JS::HeapState>> = {value = JS::HeapState::Idle}, <No data fields>}, suppressGC = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, enableAccessValidation = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, inUnsafeRegion = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, generationalDisabled = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, compactingDisabledCount = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, keepAtoms = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, frontendCollectionPool_ = {<js::ProtectedData<js::CheckThreadLocal, js::frontend::NameCollectionPool>> = {value = {mapPool_ = {<js::frontend::CollectionPool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy>, js::frontend::InlineTablePool<js::InlineMap<JSAtom*,---Type <return> to continue, or q <return> to quit---
> js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325cfd878, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "`8\313\376\"\177\000\000\020:\313\376\"\177\000\000\300;\313\376\"\177\000\000p=\313\376\"\177\000\000 ?\313\376\"\177\000\000\320@\313\376\"\177\000\000\200B\313\376\"\177\000\000\060D\313\376\"\177\000\000\340E\313\376\"\177\000\000\220G\313\376\"\177\000\000@I\313\376\"\177\000\000\360J\313\376\"\177\000\000PN\313\376\"\177\000\000p\215\005\v#\177\000\000 \217\005\v#\177\000\000Ð\005\v#\177", '\000' <repeats 129 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325cfd990, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "PN\313\376\"\177\000\000\360J\313\376\"\177\000\000@I\313\376\"\177\000\000\220G\313\376\"\177\000\000\340E\313\376\"\177\000\000\060D\313\376\"\177\000\000\200B\313\376\"\177\000\000\320@\313\376\"\177\000\000 ?\313\376\"\177\000\000p=\313\376\"\177\000\000\300;\313\376\"\177\000\000\020:\313\376\"\177\000\000`8\313\376\"\177\000\000\340z\005\v#\177\000\000\060y\005\v#\177\000\000\200w\005\v#\177", '\000' <repeats 129 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, vectorPool_ = {<js::frontend::CollectionPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy>, js::frontend::VectorPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325cfdaa8, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\300\223\017\373\"\177\000\000\240\224\017\373\"\177\000\000\200\225\017\373\"\177\000\000`\226\017\373\"\177\000\000@\227\017\373\"\177\000\000 \230\017\373\"\177\000\000\000\231\017\373\"\177\000\000\340\231\017\373\"\177\000\000\300\232\017\373\"\177\000\000\240\233\017\373\"\177\000\000\200\234\017\373\"\177\000\000 \237\017\373\"\177\000\000@0\353\372\"\177\000\000\240\064\353\372\"\177\000\000\200\065\353\372\"\177\000\000`6\353\372\"\177\000\000@7\353\372\"\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325cfdbc0, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "@7\353\372\"\177\000\000`6\353\372\"\177\000\000\200\065\353\372\"\177\000\000\240\064\353\372\"\177\000\000@0\353\372\"\177\000\000 \237\017\373\"\177\000\000\200\234\017\373\"\177\000\000\240\233\017\373\"\177\000\000\300\232\017\373\"\177\000\000\340\231\017\373\"\177\000\000\000\231\017\373\"\177\000\000 \230\017\373\"\177\000\000@\227\017\373\"\177\000\000`\226\017\373\"\177\000\000\200\225\017\373\"\177\000\000\240\224\017\373\"\177\000\000\300\223\017\373\"\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, activeCompilations_ = 0}}, <No data fields>}, suppressProfilerSampling = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, static TEMP_LIFO_ALLOC_PRIMARY_CHUNK_SIZE = 4096, tempLifoAlloc_ = {<js::ProtectedData<js::CheckThreadLocal, js::LifoAlloc>> = {value = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}}, <No data fields>}, debuggerMutations = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, ionPcScriptCache = {<js::ProtectedData<js::CheckThreadLocal, js::jit::PcScriptCache*>> = {value = 0x0}, <No data fields>}, throwing = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, unwrappedException_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::Value> >> = {value = {<js::RootedBase<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::MutableWrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::WrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<JS::Value> >> = {mNext = 0x7f2325cfdd28, mPrev = 0x7f2325cfdd28, mIsSentinel = false}, ptr = {data = {asBits = 18444914486360932352, debugView = {payload47 = 0, tag = JSVAL_TAG_UNDEFINED}, s = {payload = {i32 = 0, u32 = 0, why = JS_ELEMENTS_HOLE}}, asDouble = -nan(0x9800000000000), asPtr = 0xfff9800000000000, asWord = 18444914486360932352, asUIntPtr = 18444914486360932352}}}}, <No data fields>}, overRecursed_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, propagatingForcedReturn_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, liveVolatileJitFrameIter_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::DebugModeOSRVolatileJitFrameIter*>> = {value = 0x0}, <No data fields>}, reportGranularity = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 3}, <No data fields>}, resolvingList = {<js::ProtectedData<js::Check---Type <return> to continue, or q <return> to quit---
>ThreadLocal, js::AutoResolving*>> = {value = 0x0}, <No data fields>}, generatingError = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, cycleDetectorVector_ = {<js::ProtectedData<js::CheckThreadLocal, JS::GCVector<JSObject*, 8, js::TempAllocPolicy> >> = {value = {vector = {<js::TempAllocPolicy> = {cx_ = 0x7f2325cfd680}, static kElemIsPod = true, static kMaxInlineBytes = 992, static kInlineCapacity = 8, mBegin = 0x7f2325cfdd90, mLength = 0, mTail = {<mozilla::Vector<JSObject*, 8, js::TempAllocPolicy>::CapacityAndReserved> = {mCapacity = 8}, mBytes = '\000' <repeats 63 times>}, static sMaxInlineStorage = <optimized out>}}}, <No data fields>}, data = {<js::ProtectedData<js::CheckUnprotected, void*>> = {value = 0x0}, <No data fields>}, outstandingRequests = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, jitIsBroken = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, asyncStackForNewActivations_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<js::SavedFrame*> >> = {value = {<js::RootedBase<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::MutableWrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::WrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<js::SavedFrame*> >> = {mNext = 0x7f2325cfdde0, mPrev = 0x7f2325cfdde0, mIsSentinel = false}, ptr = 0x0}}, <No data fields>}, asyncCauseForNewActivations = {<js::ProtectedData<js::CheckThreadLocal, char const*>> = {value = 0x0}, <No data fields>}, asyncCallIsExplicit = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interruptCallbacks_ = {<js::ProtectedData<js::CheckThreadLocal, mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy> >> = {value = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 2, mBegin = 0x7f2325cfde28, mLength = 0, mTail = {<mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 2}, mBytes = '\000' <repeats 15 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, interruptCallbackDisabled = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interrupt_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, interruptRegExpJit_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, handlingJitInterrupt_ = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, fx = {cond_ = 0x0, state_ = js::FutexThread::Idle, static lock_ = {<mozilla::detail::AtomicBaseIncDec<js::Mutex*, (mozilla::MemoryOrdering)2>> = {<mozilla::detail::AtomicBase<js::Mutex*, (mozilla::MemoryOrdering)2>> = {mValue = {_M_b = {_M_p = 0x7f2326704070}}}, <No data fields>}, <No data fields>}, canWait_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}}, osrTempData_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned char*>> = {value = 0x0}, <No data fields>}, ionReturnOverride_ = {<js::ProtectedData<js::CheckThreadLocal, JS::Value>> = {value = {data = {asBits = 18445195961337643013, debugView = {payload47 = 5, tag = JSVAL_TAG_MAGIC}, s = {payload = {i32 = 5, u32 = 5, why = JS_ARG_POISON}}, asDouble = -nan(0xa800000000005), asPtr = 0xfffa800000000005, asWord = 18445195961337643013, asUIntPtr = 18445195961337643013}}}, <No data fields>}, jitStackLimit = {<mozilla::detail::AtomicBaseIncDec<unsigned long, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned long, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned long>> = {static _S_alignment = 8, _M_i = 18446744073709551615}, <No data fields>}}, <No data fields>}, <No data fields>}, jitStackLimitNoInterrupt = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 18446744073709551615}, <No data fields>}, getIncumbentGlobalCallback = {<js::ProtectedData<js::CheckThreadLocal, JSObject* (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallback = {<js::ProtectedData<js::CheckThreadLocal, bool (*)(JSContext*, JS::Handle<JSObject*>, JS::Handle<JSObject*>, JS::Handle<JSObject*>, void*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, jobQueue = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::GCVector<JSObject*, 0, js::SystemAllocPolicy> >*>> = {value = 0x0}, <No data fields>}, drainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, stopDrainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, promiseRejectionTrackerCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*, JS::Handle<JSObject*>, JS::PromiseRejectionHandlingState, void*)>> = {value = 0x0}, <No data fields>}, promiseRejectionTrackerCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}}
>#8  0x00007f233fab69ae in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7f2326728030)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/threading/Thread.h:233
>        pack = 0x7f2326728030
>---Type <return> to continue, or q <return> to quit---
>#9  0x00007f233fab69ae in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7f2326728030)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/threading/Thread.h:235
>        pack = 0x7f2326728030
>#10 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788934964992, 5461742355090915722, 140734492787582, 140734492787583, 140734492787712, 140734492787712, -5365394488654675574, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#11 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 6 (Thread 0x7f23246ff700 (LWP 3423)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f23266e3938) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f23246fede0, __canceltype = 611315248, __prev = 0x0}
>        cbuffer = {wseq = 0, cond = 0x7f23266e3910, mutex = 0x7f23266e38e0, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 0
>        seq = 0
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f23266e38e0, cond=0x7f23266e3910) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f23246fede0, __canceltype = 611315248, __prev = 0x0}
>        cbuffer = {wseq = 0, cond = 0x7f23266e3910, mutex = 0x7f23266e38e0, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        signals = <optimized out>
>        result = 0
>        wseq = 0
>        seq = 0
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f23266e3910, mutex=0x7f23266e38e0) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f23266e3910, lock=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f23266e3910
>        ptMutex = <optimized out>
>        r = <optimized out>
>#4  0x00007f233c873903 in mozilla::CondVar::Wait(unsigned int) (aInterval=<optimized out>, this=<optimized out>)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/CondVar.h:68
>        timestamp = <optimized out>
>        now = <optimized out>
>        timeout = <optimized out>
>        raiiObject195 = {<No data fields>}
>        lock = {mMonitor = 0x7f23266e38e0}
>        lastTimestamp = 0
>        waitCount = 0
>#5  0x00007f233c873903 in mozilla::Monitor::Wait(unsigned int) (aInterval=<optimized out>, this=0x7f23266e38e0)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/Monitor.h:40
>        timestamp = <optimized out>
>        now = <optimized out>
>        timeout = <optimized out>
>        raiiObject195 = {<No data fields>}
>        lock = {mMonitor = 0x7f23266e38e0}
>        lastTimestamp = 0
>        waitCount = 0
>#6  0x00007f233c873903 in mozilla::MonitorAutoLock::Wait(unsigned int) (this=<synthetic pointer>, aInterval=<optimized out>)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/objdir/dist/include/mozilla/Monitor.h:88
>        timestamp = <optimized out>
>        now = <optimized out>
>        timeout = <optimized out>
>        raiiObject195 = {<No data fields>}
>        lock = {mMonitor = 0x7f23266e38e0}
>        lastTimestamp = 0
>---Type <return> to continue, or q <return> to quit---
>        waitCount = 0
>#7  0x00007f233c873903 in mozilla::HangMonitor::ThreadMain(void*) () at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/xpcom/threads/HangMonitor.cpp:271
>        timestamp = <optimized out>
>        now = <optimized out>
>        timeout = <optimized out>
>        raiiObject195 = {<No data fields>}
>        lock = {mMonitor = 0x7f23266e38e0}
>        lastTimestamp = 0
>        waitCount = 0
>#8  0x00007f234c1d3318 in _pt_root (arg=0x7f23296f3940) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551104
>        tid = 3423
>#9  0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788911900416, 5461742355090915722, 140734492793438, 140734492793439, 140734492793600, 140734492793600, -5365395312751525494, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#10 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 5 (Thread 0x7f23264ff700 (LWP 3417)):
>#0  0x00007f234d70087a in futex_abstimed_wait_cancelable (private=0, abstime=0x7f23264fedf0, expected=0, futex_word=0x7f23265cd370)
>    at ../sysdeps/unix/sysv/linux/futex-internal.h:205
>        __ret = -516
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f23264fed70, __canceltype = 642772592, __prev = 0x0}
>        cbuffer = {wseq = 92, cond = 0x7f23265cd348, mutex = 0x7f2327e05b30, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        maxspin = 0
>---Type <return> to continue, or q <return> to quit---
>        signals = <optimized out>
>        result = 0
>        wseq = 92
>        seq = 46
>        private = 0
>#1  0x00007f234d70087a in __pthread_cond_wait_common (abstime=0x7f23264fedf0, mutex=0x7f2327e05b30, cond=0x7f23265cd348) at pthread_cond_wait.c:539
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f23264fed70, __canceltype = 642772592, __prev = 0x0}
>        cbuffer = {wseq = 92, cond = 0x7f23265cd348, mutex = 0x7f2327e05b30, private = 0}
>        err = <optimized out>
>        g = 0
>        flags = <optimized out>
>        g1_start = <optimized out>
>        maxspin = 0
>        signals = <optimized out>
>        result = 0
>        wseq = 92
>        seq = 46
>        private = 0
>#2  0x00007f234d70087a in __pthread_cond_timedwait (cond=cond@entry=0x7f23265cd348, mutex=mutex@entry=0x7f2327e05b30, abstime=abstime@entry=0x7f23264fedf0)
>    at pthread_cond_wait.c:667
>#3  0x00007f234c1cd093 in pt_TimedWait (cv=cv@entry=0x7f23265cd348, ml=0x7f2327e05b30, timeout=timeout@entry=1000) at ../../.././nspr/pr/src/pthreads/ptsynch.c:258
>        rv = -516
>        now = {tv_sec = 1528170517, tv_usec = 989419}
>        tmo = {tv_sec = 1528170518, tv_nsec = 989419000}
>        ticks = <optimized out>
>#4  0x00007f234c1cd54e in PR_WaitCondVar (cvar=0x7f23265cd340, timeout=1000) at ../../.././nspr/pr/src/pthreads/ptsynch.c:387
>        rv = <optimized out>
>        thred = 0x7f23296f3700
>#5  0x00007f233cf3319c in Watchdog::Sleep(unsigned int) (this=0x7f23266c52b0, timeout=<optimized out>)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/xpconnect/src/XPCJSContext.cpp:211
>        raiiObject481 = {<No data fields>}
>        self = 0x7f23266c52b0
>        manager = 0x7f23266e3340
>        lock = {mWatchdog = 0x7f23266c52b0}
>#6  0x00007f233cf3319c in WatchdogMain(void*) (arg=0x7f23266c52b0) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/xpconnect/src/XPCJSContext.cpp:496
>        raiiObject481 = {<No data fields>}
>---Type <return> to continue, or q <return> to quit---
>        self = 0x7f23266c52b0
>        manager = 0x7f23266e3340
>        lock = {mWatchdog = 0x7f23266c52b0}
>#7  0x00007f234c1d3318 in _pt_root (arg=0x7f23296f3700) at ../../.././nspr/pr/src/pthreads/ptthread.c:201
>        rv = <optimized out>
>        detached = 0
>        id = 18446744073709551100
>        tid = 3417
>#8  0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788943357696, 5461742355090915722, 140734492787982, 140734492787983, 140734492788144, 140734492788144, -5365391189582921334, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#9  0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 4 (Thread 0x7f2325afd700 (LWP 3419)):
>#0  0x00007f234d70052c in futex_wait_cancelable (private=0, expected=0, futex_word=0x7f232670563c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
>        __ret = -512
>        oldtype = 0
>        err = <optimized out>
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2325afc590, __canceltype = 669487688, __prev = 0x0}
>        cbuffer = {wseq = 6925, cond = 0x7f2326705610, mutex = 0x7f23267055b8, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 6925
>        seq = 3462
>        private = 0
>#1  0x00007f234d70052c in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f23267055b8, cond=0x7f2326705610) at pthread_cond_wait.c:502
>        spin = 0
>        buffer = {__routine = 0x7f234d7002a0 <__condvar_cleanup_waiting>, __arg = 0x7f2325afc590, __canceltype = 669487688, __prev = 0x0}
>---Type <return> to continue, or q <return> to quit---
>        cbuffer = {wseq = 6925, cond = 0x7f2326705610, mutex = 0x7f23267055b8, private = 0}
>        err = <optimized out>
>        g = 1
>        flags = <optimized out>
>        g1_start = <optimized out>
>        signals = <optimized out>
>        result = 0
>        wseq = 6925
>        seq = 3462
>        private = 0
>#2  0x00007f234d70052c in __pthread_cond_wait (cond=cond@entry=0x7f2326705610, mutex=0x7f23267055b8) at pthread_cond_wait.c:655
>#3  0x000055f2cb56d93b in mozilla::detail::ConditionVariableImpl::wait(mozilla::detail::MutexImpl&) (this=0x7f2326705610, lock=...)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:118
>        ptCond = 0x7f2326705610
>        ptMutex = <optimized out>
>        r = <optimized out>
>#4  0x000055f2cb56db25 in mozilla::detail::ConditionVariableImpl::wait_for(mozilla::detail::MutexImpl&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7f2326705610, lock=..., a_rel_time=...) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/mozglue/misc/ConditionVariable_posix.cpp:127
>        ptCond = <optimized out>
>        ptMutex = <optimized out>
>        r = <optimized out>
>        rel_time = <optimized out>
>        now_ts = {tv_sec = 0, tv_nsec = 139788300582912}
>        abs_ts = {tv_sec = 139788151079456, tv_nsec = 8910360314955445760}
>#5  0x00007f233fabb54f in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (lock=..., rel_time=..., this=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/threading/ConditionVariable.h:101
>        task = <optimized out>
>        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x7f23267055b8}, <No data fields>}
>        cx = 
>              {<JS::RootingContext> = {stackRoots_ = {static kSize = 14, mArray = {mArr = {0x0 <repeats 14 times>}}}, autoGCRooters_ = 0x0, geckoProfiler_ = {pseudoStack_ = 0x0}, compartment_ = 0x0, zone_ = 0x0, nativeStackLimit = {139788931022849, 139788931022849, 139788931022849}}, <js::MallocProvider<JSContext>> = {<No data fields>}, runtime_ = {<js::ProtectedData<js::CheckUnprotected, JSRuntime*>> = {value = 0x0}, <No data fields>}, kind_ = {value = js::ContextKind::Background}, threadNative_ = {value = 0}, helperThread_ = {<js::ProtectedData<js::CheckThreadLocal, js::HelperThread*>> = {value = 0x7f2326724108}, <No data fields>}, nurserySuppressions_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1}, <No data fields>}, options_ = {<js::ProtectedData<js::CheckThreadLocal, JS::ContextOptions>> = {value = {baseline_ = true, ion_ = true, asmJS_ = true, wasm_ = true, wasmBaseline_ = true, wasmIon_ = true, testWasmAwaitTier2_ = false, throwOnAsmJSValidationFailure_ = false, nativeRegExp_ = true, asyncStack_ = true, throwOnDebuggeeWouldRun_ = true, dumpStackOnDebuggeeWouldRun_ = false, werror_ = false, strictMode_ = false, extraWarnings_ = false, streams_ = false, expressionClosures_ = false, arrayProtoValues_ = true}}, <No data fields>}, arenas_ = {<js::ProtectedData<js::CheckThreadLocal, js::gc::ArenaLists*>> = {value = 0x0}, <No data fields---Type <return> to continue, or q <return> to quit---
>>}, enterCompartmentDepth_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, static reportedError = {dummy = 0}, static reportedOOM = {<JS::Error> = {dummy = 0}, <No data fields>}, yieldCallback_ = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, jitActivation = {<js::ProtectedData<js::CheckThreadLocal, js::jit::JitActivation*>> = {value = 0x0}, <No data fields>}, regexpStack = {<js::ProtectedData<js::CheckThreadLocal, js::irregexp::RegExpStack>> = {value = {static kStackLimitSlack = 32, static kMemoryTop = 18446744073709551615, static kMinimumStackSize = 512, static kMaximumStackSize = 67108864, base_ = 0x0, size = 0, limit_ = 0x0}}, <No data fields>}, activation_ = {<js::ProtectedData<js::CheckThreadLocal, js::Activation*>> = {value = 0x0}, <No data fields>}, profilingActivation_ = 0x0, interpreterStack_ = {<js::ProtectedData<js::CheckThreadLocal, js::InterpreterStack>> = {value = {static DEFAULT_CHUNK_SIZE = 4096, allocator_ = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}, static MAX_FRAMES = 50000, static MAX_FRAMES_TRUSTED = 51000, frameCount_ = 0}}, <No data fields>}, nativeStackBase = 139788932866048, nativeStackQuota = {{<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}}, entryMonitor = {<js::ProtectedData<js::CheckThreadLocal, JS::dbg::AutoEntryMonitor*>> = {value = 0x0}, <No data fields>}, noExecuteDebuggerTop = {<js::ProtectedData<js::CheckThreadLocal, js::EnterDebuggeeNoExecute*>> = {value = 0x0}, <No data fields>}, activityCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(void*, bool)>> = {value = 0x0}, <No data fields>}, activityCallbackArg = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, requestDepth = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, autoFlushICache_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::AutoFlushICache*>> = {value = 0x0}, <No data fields>}, dtoaState = {<js::ProtectedData<js::CheckThreadLocal, DtoaState*>> = {value = 0x7f231f1fc880}, <No data fields>}, heapState = {<js::ProtectedData<js::CheckThreadLocal, JS::HeapState>> = {value = JS::HeapState::Idle}, <No data fields>}, suppressGC = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, enableAccessValidation = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, inUnsafeRegion = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, generationalDisabled = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, compactingDisabledCount = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, keepAtoms = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, frontendCollectionPool_ = {<js::ProtectedData<js::CheckThreadLocal, js::frontend::NameCollectionPool>> = {value = {mapPool_ = {<js::frontend::CollectionPool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy>, js::frontend::InlineTablePool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325afc878, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = " $ \000#\177\000\000\320% \000#\177\000\000\200' \000#\177\000\000\060) \000#\177\000\000\340* \000#\177\000\000\220, \000#\177\000\000@. \000#\177\000\000\360/ \000#\177\000\000\240\061 \000#\177\000\000P3 \000#\177\000\000\000\065 \000#\177\000\000\260\066 \000#\177\000\000\000\205\243\000#\177\000\000\300\033(\037#\177\000\000p\035(\037#\177\000\000\320 (\037#\177\000\000P.(\037#\177\000\000P\343M\037#\177\000\000\000\345M\037#\177\000\000\260\346M\037#\177\000\000`\350M\037#\177\000\000\020\352M\037#\177\000\000\300\353M\037#\177", '\000' <repeats 73 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325afc990, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\260\066 \000#\177\000\000\000\065 \000#\177\000\000P3 \000#\177\000\000\240\061 \000#\177\000\000\360/ \000#\177\000\000@. \000#\177\000\000\220, \000#\177\000\000\340* \000#\177\000\000\200' \000#\177\000\000\060) \000#\177\000\000\320% \000#\177\000\000 $ \000#\177\000\000\300p\243\000#\177\000\000P\023(\037#\177\000\000\020\032(\037#\177\000\000\000\025(\037#\177\000\000\360\017(\037#\177\000\000@\016(\037#\177\000\000\340\n(\037#\177\000\000\220\f(\037#\177\000\000\200\a(\037#\177\000\000\320\005(\037#\177\000\000 \004(\037#\177", '\000' <repeats 73 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, vectorPool_ = {<js::frontend::CollectionPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy>, js::frontend::VectorPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999---Type <return> to continue, or q <return> to quit---
>, static kInlineCapacity = 32, mBegin = 0x7f2325afcaa8, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = " !\263\367\"\177\000\000\340\362\375\367\"\177\000\000 q\t\373\"\177\000\000\000r\t\373\"\177\000\000\300s\t\373\"\177\000\000\240t\t\373\"\177\000\000\200u\t\373\"\177\000\000 8\246\000#\177\000\000\000\071\246\000#\177\000\000\340\071\246\000#\177\000\000\300:\246\000#\177\000\000\240;\246\000#\177\000\000\200<\246\000#\177\000\000`=\246\000#\177\000\000@>\246\000#\177\000\000 ?\246\000#\177\000\000@\340\252\000#\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325afcbc0, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\200u\t\373\"\177\000\000\240t\t\373\"\177\000\000\300s\t\373\"\177\000\000\000r\t\373\"\177\000\000 q\t\373\"\177\000\000\340\362\375\367\"\177\000\000 !\263\367\"\177\000\000\340\071\246\000#\177\000\000\000\071\246\000#\177\000\000 8\246\000#\177\000\000@7\246\000#\177\000\000`6\246\000#\177\000\000\200\065\246\000#\177\000\000\240\064\246\000#\177\000\000\300\063\246\000#\177\000\000\340\062\246\000#\177\000\000\000\062\246\000#\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, activeCompilations_ = 0}}, <No data fields>}, suppressProfilerSampling = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, static TEMP_LIFO_ALLOC_PRIMARY_CHUNK_SIZE = 4096, tempLifoAlloc_ = {<js::ProtectedData<js::CheckThreadLocal, js::LifoAlloc>> = {value = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}}, <No data fields>}, debuggerMutations = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, ionPcScriptCache = {<js::ProtectedData<js::CheckThreadLocal, js::jit::PcScriptCache*>> = {value = 0x0}, <No data fields>}, throwing = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, unwrappedException_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::Value> >> = {value = {<js::RootedBase<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::MutableWrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::WrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<JS::Value> >> = {mNext = 0x7f2325afcd28, mPrev = 0x7f2325afcd28, mIsSentinel = false}, ptr = {data = {asBits = 18444914486360932352, debugView = {payload47 = 0, tag = JSVAL_TAG_UNDEFINED}, s = {payload = {i32 = 0, u32 = 0, why = JS_ELEMENTS_HOLE}}, asDouble = -nan(0x9800000000000), asPtr = 0xfff9800000000000, asWord = 18444914486360932352, asUIntPtr = 18444914486360932352}}}}, <No data fields>}, overRecursed_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, propagatingForcedReturn_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, liveVolatileJitFrameIter_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::DebugModeOSRVolatileJitFrameIter*>> = {value = 0x0}, <No data fields>}, reportGranularity = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 3}, <No data fields>}, resolvingList = {<js::ProtectedData<js::CheckThreadLocal, js::AutoResolving*>> = {value = 0x0}, <No data fields>}, generatingError = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, cycleDetectorVector_ = {<js::ProtectedData<js::CheckThreadLocal, JS::GCVector<JSObject*, 8, js::TempAllocPolicy> >> = {value = {vector = {<js::TempAllocPolicy> = {cx_ = 0x7f2325afc680}, static kElemIsPod = true, static kMaxInlineBytes = 992, static kInlineCapacity = 8, mBegin = 0x7f2325afcd90, mLength = 0, mTail = {<mozilla::Vector<JSObject*, 8, js::TempAllocPolicy>::CapacityAndReserved> = {mCapacity = 8}, mBytes = '\000' <repeats 63 times>}, static sMaxInlineStorage = <optimized out>}}}, <No data fields>}, data = {<js::ProtectedData<js::CheckUnprotected, void*>> = {value = 0x0}, <No data fields>}, outstandingRequests = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, jitIsBroken = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, asyncStackForNewActivations_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<js::SavedFrame*> >> = {value = {<js::RootedBase<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::MutableWrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::WrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<js::SavedFrame*> >> = {mNext = 0x7f2325afcde0, mPrev = 0x7f2325afcde0, mIsSentinel = false}, ptr = 0x0}}, <No data fields>}, asyncCauseForNewActivations = {<js::ProtectedData<js::CheckThreadLocal, char const*>> = {value = 0x0}, <No data fields>}, asyncCallIsExplicit = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interruptCallbacks_ = {<js::ProtectedData<js::CheckThreadLocal, mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy> >> = {value = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = tr---Type <return> to continue, or q <return> to quit---
>ue, static kMaxInlineBytes = 999, static kInlineCapacity = 2, mBegin = 0x7f2325afce28, mLength = 0, mTail = {<mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 2}, mBytes = '\000' <repeats 15 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, interruptCallbackDisabled = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interrupt_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, interruptRegExpJit_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, handlingJitInterrupt_ = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, fx = {cond_ = 0x0, state_ = js::FutexThread::Idle, static lock_ = {<mozilla::detail::AtomicBaseIncDec<js::Mutex*, (mozilla::MemoryOrdering)2>> = {<mozilla::detail::AtomicBase<js::Mutex*, (mozilla::MemoryOrdering)2>> = {mValue = {_M_b = {_M_p = 0x7f2326704070}}}, <No data fields>}, <No data fields>}, canWait_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}}, osrTempData_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned char*>> = {value = 0x0}, <No data fields>}, ionReturnOverride_ = {<js::ProtectedData<js::CheckThreadLocal, JS::Value>> = {value = {data = {asBits = 18445195961337643013, debugView = {payload47 = 5, tag = JSVAL_TAG_MAGIC}, s = {payload = {i32 = 5, u32 = 5, why = JS_ARG_POISON}}, asDouble = -nan(0xa800000000005), asPtr = 0xfffa800000000005, asWord = 18445195961337643013, asUIntPtr = 18445195961337643013}}}, <No data fields>}, jitStackLimit = {<mozilla::detail::AtomicBaseIncDec<unsigned long, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned long, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned long>> = {static _S_alignment = 8, _M_i = 18446744073709551615}, <No data fields>}}, <No data fields>}, <No data fields>}, jitStackLimitNoInterrupt = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 18446744073709551615}, <No data fields>}, getIncumbentGlobalCallback = {<js::ProtectedData<js::CheckThreadLocal, JSObject* (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallback = {<js::ProtectedData<js::CheckThreadLocal, bool (*)(JSContext*, JS::Handle<JSObject*>, JS::Handle<JSObject*>, JS::Handle<JSObject*>, void*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, jobQueue = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::GCVector<JSObject*, 0, js::SystemAllocPolicy> >*>> = {value = 0x0}, <No data fields>}, drainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, stopDrainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, promiseRejectionTrackerCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*, JS::Handle<JSObject*>, JS::PromiseRejectionHandlingState, void*)>> = {value = 0x0}, <No data fields>}, promiseRejectionTrackerCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}}
>#6  0x00007f233fabb54f in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/vm/HelperThreads.cpp:994
>        task = <optimized out>
>        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x7f23267055b8}, <No data fields>}
>        cx = 
>              {<JS::RootingContext> = {stackRoots_ = {static kSize = 14, mArray = {mArr = {0x0 <repeats 14 times>}}}, autoGCRooters_ = 0x0, geckoProfiler_ = {pseudoStack_ = 0x0}, compartment_ = 0x0, zone_ = 0x0, nativeStackLimit = {139788931022849, 139788931022849, 139788931022849}}, <js::MallocProvider<JSContext>> = {<No data fields>}, runtime_ = {<js::ProtectedData<js::CheckUnprotected, JSRuntime*>> = {value = 0x0}, <No data fields>}, kind_ = {value = js::ContextKind::Background}, threadNative_ = {value = 0}, helperThread_ = {<js::ProtectedData<js::CheckThreadLocal, js::HelperThread*>> = {value = 0x7f2326724108}, <No data fields>}, nurserySuppressions_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1}, <No data fields>}, options_ = {<js::ProtectedData<js::CheckThreadLocal, JS::ContextOptions>> = {value = {baseline_ = true, ion_ = true, asmJS_ = true, wasm_ = true, wasmBaseline_ = true, wasmIon_ = true, testWasmAwaitTier2_ = false, throwOnAsmJSValidationFailure_ = false, nativeRegExp_ = true, asyncStack_ = true, throwOnDebuggeeWouldRun_ = true, dumpStackOnDebuggeeWouldRun_ = false, werror_ = false, strictMode_ = false, extraWarnings_ = false, streams_ = false, expressionClosures_ = false, arrayProtoValues_ = true}}, <No data fields>}, arenas_ = {<js::ProtectedData<js::CheckThreadLocal, js::gc::ArenaLists*>> = {value = 0x0}, <No data fields---Type <return> to continue, or q <return> to quit---
>>}, enterCompartmentDepth_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, static reportedError = {dummy = 0}, static reportedOOM = {<JS::Error> = {dummy = 0}, <No data fields>}, yieldCallback_ = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, jitActivation = {<js::ProtectedData<js::CheckThreadLocal, js::jit::JitActivation*>> = {value = 0x0}, <No data fields>}, regexpStack = {<js::ProtectedData<js::CheckThreadLocal, js::irregexp::RegExpStack>> = {value = {static kStackLimitSlack = 32, static kMemoryTop = 18446744073709551615, static kMinimumStackSize = 512, static kMaximumStackSize = 67108864, base_ = 0x0, size = 0, limit_ = 0x0}}, <No data fields>}, activation_ = {<js::ProtectedData<js::CheckThreadLocal, js::Activation*>> = {value = 0x0}, <No data fields>}, profilingActivation_ = 0x0, interpreterStack_ = {<js::ProtectedData<js::CheckThreadLocal, js::InterpreterStack>> = {value = {static DEFAULT_CHUNK_SIZE = 4096, allocator_ = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}, static MAX_FRAMES = 50000, static MAX_FRAMES_TRUSTED = 51000, frameCount_ = 0}}, <No data fields>}, nativeStackBase = 139788932866048, nativeStackQuota = {{<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}}, entryMonitor = {<js::ProtectedData<js::CheckThreadLocal, JS::dbg::AutoEntryMonitor*>> = {value = 0x0}, <No data fields>}, noExecuteDebuggerTop = {<js::ProtectedData<js::CheckThreadLocal, js::EnterDebuggeeNoExecute*>> = {value = 0x0}, <No data fields>}, activityCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(void*, bool)>> = {value = 0x0}, <No data fields>}, activityCallbackArg = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, requestDepth = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, autoFlushICache_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::AutoFlushICache*>> = {value = 0x0}, <No data fields>}, dtoaState = {<js::ProtectedData<js::CheckThreadLocal, DtoaState*>> = {value = 0x7f231f1fc880}, <No data fields>}, heapState = {<js::ProtectedData<js::CheckThreadLocal, JS::HeapState>> = {value = JS::HeapState::Idle}, <No data fields>}, suppressGC = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, enableAccessValidation = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, inUnsafeRegion = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, generationalDisabled = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, compactingDisabledCount = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, keepAtoms = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, frontendCollectionPool_ = {<js::ProtectedData<js::CheckThreadLocal, js::frontend::NameCollectionPool>> = {value = {mapPool_ = {<js::frontend::CollectionPool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy>, js::frontend::InlineTablePool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325afc878, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = " $ \000#\177\000\000\320% \000#\177\000\000\200' \000#\177\000\000\060) \000#\177\000\000\340* \000#\177\000\000\220, \000#\177\000\000@. \000#\177\000\000\360/ \000#\177\000\000\240\061 \000#\177\000\000P3 \000#\177\000\000\000\065 \000#\177\000\000\260\066 \000#\177\000\000\000\205\243\000#\177\000\000\300\033(\037#\177\000\000p\035(\037#\177\000\000\320 (\037#\177\000\000P.(\037#\177\000\000P\343M\037#\177\000\000\000\345M\037#\177\000\000\260\346M\037#\177\000\000`\350M\037#\177\000\000\020\352M\037#\177\000\000\300\353M\037#\177", '\000' <repeats 73 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325afc990, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\260\066 \000#\177\000\000\000\065 \000#\177\000\000P3 \000#\177\000\000\240\061 \000#\177\000\000\360/ \000#\177\000\000@. \000#\177\000\000\220, \000#\177\000\000\340* \000#\177\000\000\200' \000#\177\000\000\060) \000#\177\000\000\320% \000#\177\000\000 $ \000#\177\000\000\300p\243\000#\177\000\000P\023(\037#\177\000\000\020\032(\037#\177\000\000\000\025(\037#\177\000\000\360\017(\037#\177\000\000@\016(\037#\177\000\000\340\n(\037#\177\000\000\220\f(\037#\177\000\000\200\a(\037#\177\000\000\320\005(\037#\177\000\000 \004(\037#\177", '\000' <repeats 73 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, vectorPool_ = {<js::frontend::CollectionPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy>, js::frontend::VectorPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999---Type <return> to continue, or q <return> to quit---
>, static kInlineCapacity = 32, mBegin = 0x7f2325afcaa8, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = " !\263\367\"\177\000\000\340\362\375\367\"\177\000\000 q\t\373\"\177\000\000\000r\t\373\"\177\000\000\300s\t\373\"\177\000\000\240t\t\373\"\177\000\000\200u\t\373\"\177\000\000 8\246\000#\177\000\000\000\071\246\000#\177\000\000\340\071\246\000#\177\000\000\300:\246\000#\177\000\000\240;\246\000#\177\000\000\200<\246\000#\177\000\000`=\246\000#\177\000\000@>\246\000#\177\000\000 ?\246\000#\177\000\000@\340\252\000#\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325afcbc0, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\200u\t\373\"\177\000\000\240t\t\373\"\177\000\000\300s\t\373\"\177\000\000\000r\t\373\"\177\000\000 q\t\373\"\177\000\000\340\362\375\367\"\177\000\000 !\263\367\"\177\000\000\340\071\246\000#\177\000\000\000\071\246\000#\177\000\000 8\246\000#\177\000\000@7\246\000#\177\000\000`6\246\000#\177\000\000\200\065\246\000#\177\000\000\240\064\246\000#\177\000\000\300\063\246\000#\177\000\000\340\062\246\000#\177\000\000\000\062\246\000#\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, activeCompilations_ = 0}}, <No data fields>}, suppressProfilerSampling = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, static TEMP_LIFO_ALLOC_PRIMARY_CHUNK_SIZE = 4096, tempLifoAlloc_ = {<js::ProtectedData<js::CheckThreadLocal, js::LifoAlloc>> = {value = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}}, <No data fields>}, debuggerMutations = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, ionPcScriptCache = {<js::ProtectedData<js::CheckThreadLocal, js::jit::PcScriptCache*>> = {value = 0x0}, <No data fields>}, throwing = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, unwrappedException_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::Value> >> = {value = {<js::RootedBase<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::MutableWrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::WrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<JS::Value> >> = {mNext = 0x7f2325afcd28, mPrev = 0x7f2325afcd28, mIsSentinel = false}, ptr = {data = {asBits = 18444914486360932352, debugView = {payload47 = 0, tag = JSVAL_TAG_UNDEFINED}, s = {payload = {i32 = 0, u32 = 0, why = JS_ELEMENTS_HOLE}}, asDouble = -nan(0x9800000000000), asPtr = 0xfff9800000000000, asWord = 18444914486360932352, asUIntPtr = 18444914486360932352}}}}, <No data fields>}, overRecursed_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, propagatingForcedReturn_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, liveVolatileJitFrameIter_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::DebugModeOSRVolatileJitFrameIter*>> = {value = 0x0}, <No data fields>}, reportGranularity = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 3}, <No data fields>}, resolvingList = {<js::ProtectedData<js::CheckThreadLocal, js::AutoResolving*>> = {value = 0x0}, <No data fields>}, generatingError = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, cycleDetectorVector_ = {<js::ProtectedData<js::CheckThreadLocal, JS::GCVector<JSObject*, 8, js::TempAllocPolicy> >> = {value = {vector = {<js::TempAllocPolicy> = {cx_ = 0x7f2325afc680}, static kElemIsPod = true, static kMaxInlineBytes = 992, static kInlineCapacity = 8, mBegin = 0x7f2325afcd90, mLength = 0, mTail = {<mozilla::Vector<JSObject*, 8, js::TempAllocPolicy>::CapacityAndReserved> = {mCapacity = 8}, mBytes = '\000' <repeats 63 times>}, static sMaxInlineStorage = <optimized out>}}}, <No data fields>}, data = {<js::ProtectedData<js::CheckUnprotected, void*>> = {value = 0x0}, <No data fields>}, outstandingRequests = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, jitIsBroken = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, asyncStackForNewActivations_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<js::SavedFrame*> >> = {value = {<js::RootedBase<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::MutableWrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::WrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<js::SavedFrame*> >> = {mNext = 0x7f2325afcde0, mPrev = 0x7f2325afcde0, mIsSentinel = false}, ptr = 0x0}}, <No data fields>}, asyncCauseForNewActivations = {<js::ProtectedData<js::CheckThreadLocal, char const*>> = {value = 0x0}, <No data fields>}, asyncCallIsExplicit = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interruptCallbacks_ = {<js::ProtectedData<js::CheckThreadLocal, mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy> >> = {value = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = tr---Type <return> to continue, or q <return> to quit---
>ue, static kMaxInlineBytes = 999, static kInlineCapacity = 2, mBegin = 0x7f2325afce28, mLength = 0, mTail = {<mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 2}, mBytes = '\000' <repeats 15 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, interruptCallbackDisabled = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interrupt_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, interruptRegExpJit_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, handlingJitInterrupt_ = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, fx = {cond_ = 0x0, state_ = js::FutexThread::Idle, static lock_ = {<mozilla::detail::AtomicBaseIncDec<js::Mutex*, (mozilla::MemoryOrdering)2>> = {<mozilla::detail::AtomicBase<js::Mutex*, (mozilla::MemoryOrdering)2>> = {mValue = {_M_b = {_M_p = 0x7f2326704070}}}, <No data fields>}, <No data fields>}, canWait_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}}, osrTempData_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned char*>> = {value = 0x0}, <No data fields>}, ionReturnOverride_ = {<js::ProtectedData<js::CheckThreadLocal, JS::Value>> = {value = {data = {asBits = 18445195961337643013, debugView = {payload47 = 5, tag = JSVAL_TAG_MAGIC}, s = {payload = {i32 = 5, u32 = 5, why = JS_ARG_POISON}}, asDouble = -nan(0xa800000000005), asPtr = 0xfffa800000000005, asWord = 18445195961337643013, asUIntPtr = 18445195961337643013}}}, <No data fields>}, jitStackLimit = {<mozilla::detail::AtomicBaseIncDec<unsigned long, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned long, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned long>> = {static _S_alignment = 8, _M_i = 18446744073709551615}, <No data fields>}}, <No data fields>}, <No data fields>}, jitStackLimitNoInterrupt = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 18446744073709551615}, <No data fields>}, getIncumbentGlobalCallback = {<js::ProtectedData<js::CheckThreadLocal, JSObject* (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallback = {<js::ProtectedData<js::CheckThreadLocal, bool (*)(JSContext*, JS::Handle<JSObject*>, JS::Handle<JSObject*>, JS::Handle<JSObject*>, void*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, jobQueue = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::GCVector<JSObject*, 0, js::SystemAllocPolicy> >*>> = {value = 0x0}, <No data fields>}, drainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, stopDrainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, promiseRejectionTrackerCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*, JS::Handle<JSObject*>, JS::PromiseRejectionHandlingState, void*)>> = {value = 0x0}, <No data fields>}, promiseRejectionTrackerCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}}
>#7  0x00007f233fabb54f in js::HelperThread::threadLoop() (this=0x7f2326724108) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/vm/HelperThreads.cpp:2238
>        task = <optimized out>
>        lock = {<js::LockGuard<js::Mutex>> = {lock = @0x7f23267055b8}, <No data fields>}
>        cx = 
>              {<JS::RootingContext> = {stackRoots_ = {static kSize = 14, mArray = {mArr = {0x0 <repeats 14 times>}}}, autoGCRooters_ = 0x0, geckoProfiler_ = {pseudoStack_ = 0x0}, compartment_ = 0x0, zone_ = 0x0, nativeStackLimit = {139788931022849, 139788931022849, 139788931022849}}, <js::MallocProvider<JSContext>> = {<No data fields>}, runtime_ = {<js::ProtectedData<js::CheckUnprotected, JSRuntime*>> = {value = 0x0}, <No data fields>}, kind_ = {value = js::ContextKind::Background}, threadNative_ = {value = 0}, helperThread_ = {<js::ProtectedData<js::CheckThreadLocal, js::HelperThread*>> = {value = 0x7f2326724108}, <No data fields>}, nurserySuppressions_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1}, <No data fields>}, options_ = {<js::ProtectedData<js::CheckThreadLocal, JS::ContextOptions>> = {value = {baseline_ = true, ion_ = true, asmJS_ = true, wasm_ = true, wasmBaseline_ = true, wasmIon_ = true, testWasmAwaitTier2_ = false, throwOnAsmJSValidationFailure_ = false, nativeRegExp_ = true, asyncStack_ = true, throwOnDebuggeeWouldRun_ = true, dumpStackOnDebuggeeWouldRun_ = false, werror_ = false, strictMode_ = false, extraWarnings_ = false, streams_ = false, expressionClosures_ = false, arrayProtoValues_ = true}}, <No data fields>}, arenas_ = {<js::ProtectedData<js::CheckThreadLocal, js::gc::ArenaLists*>> = {value = 0x0}, <No data fields>}, enterCompartmentDepth_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, static reportedError = {dummy = 0}, static reportedOOM = {<JS::Error> = {dummy = 0}, <No data fields>}, yieldCallback_ = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, jitA---Type <return> to continue, or q <return> to quit---
>ctivation = {<js::ProtectedData<js::CheckThreadLocal, js::jit::JitActivation*>> = {value = 0x0}, <No data fields>}, regexpStack = {<js::ProtectedData<js::CheckThreadLocal, js::irregexp::RegExpStack>> = {value = {static kStackLimitSlack = 32, static kMemoryTop = 18446744073709551615, static kMinimumStackSize = 512, static kMaximumStackSize = 67108864, base_ = 0x0, size = 0, limit_ = 0x0}}, <No data fields>}, activation_ = {<js::ProtectedData<js::CheckThreadLocal, js::Activation*>> = {value = 0x0}, <No data fields>}, profilingActivation_ = 0x0, interpreterStack_ = {<js::ProtectedData<js::CheckThreadLocal, js::InterpreterStack>> = {value = {static DEFAULT_CHUNK_SIZE = 4096, allocator_ = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}, static MAX_FRAMES = 50000, static MAX_FRAMES_TRUSTED = 51000, frameCount_ = 0}}, <No data fields>}, nativeStackBase = 139788932866048, nativeStackQuota = {{<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}, {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 1843200}, <No data fields>}}, entryMonitor = {<js::ProtectedData<js::CheckThreadLocal, JS::dbg::AutoEntryMonitor*>> = {value = 0x0}, <No data fields>}, noExecuteDebuggerTop = {<js::ProtectedData<js::CheckThreadLocal, js::EnterDebuggeeNoExecute*>> = {value = 0x0}, <No data fields>}, activityCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(void*, bool)>> = {value = 0x0}, <No data fields>}, activityCallbackArg = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, requestDepth = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, autoFlushICache_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::AutoFlushICache*>> = {value = 0x0}, <No data fields>}, dtoaState = {<js::ProtectedData<js::CheckThreadLocal, DtoaState*>> = {value = 0x7f231f1fc880}, <No data fields>}, heapState = {<js::ProtectedData<js::CheckThreadLocal, JS::HeapState>> = {value = JS::HeapState::Idle}, <No data fields>}, suppressGC = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, enableAccessValidation = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, inUnsafeRegion = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 0}, <No data fields>}, generationalDisabled = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, compactingDisabledCount = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, keepAtoms = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, frontendCollectionPool_ = {<js::ProtectedData<js::CheckThreadLocal, js::frontend::NameCollectionPool>> = {value = {mapPool_ = {<js::frontend::CollectionPool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy>, js::frontend::InlineTablePool<js::InlineMap<JSAtom*, js::frontend::RecyclableAtomMapValueWrapper<unsigned int>, 24, js::DefaultHasher<JSAtom*>, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325afc878, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = " $ \000#\177\000\000\320% \000#\177\000\000\200' \000#\177\000\000\060) \000#\177\000\000\340* \000#\177\000\000\220, \000#\177\000\000@. \000#\177\000\000\360/ \000#\177\000\000\240\061 \000#\177\000\000P3 \000#\177\000\000\000\065 \000#\177\000\000\260\066 \000#\177\000\000\000\205\243\000#\177\000\000\300\033(\037#\177\000\000p\035(\037#\177\000\000\320 (\037#\177\000\000P.(\037#\177\000\000P\343M\037#\177\000\000\000\345M\037#\177\000\000\260\346M\037#\177\000\000`\350M\037#\177\000\000\020\352M\037#\177\000\000\300\353M\037#\177", '\000' <repeats 73 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325afc990, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\260\066 \000#\177\000\000\000\065 \000#\177\000\000P3 \000#\177\000\000\240\061 \000#\177\000\000\360/ \000#\177\000\000@. \000#\177\000\000\220, \000#\177\000\000\340* \000#\177\000\000\200' \000#\177\000\000\060) \000#\177\000\000\320% \000#\177\000\000 $ \000#\177\000\000\300p\243\000#\177\000\000P\023(\037#\177\000\000\020\032(\037#\177\000\000\000\025(\037#\177\000\000\360\017(\037#\177\000\000@\016(\037#\177\000\000\340\n(\037#\177\000\000\220\f(\037#\177\000\000\200\a(\037#\177\000\000\320\005(\037#\177\000\000 \004(\037#\177", '\000' <repeats 73 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, vectorPool_ = {<js::frontend::CollectionPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy>, js::frontend::VectorPool<mozilla::Vector<JSAtom*, 24, js::SystemAllocPolicy> > >> = {all_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325afcaa8, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = " !\263\367\"\177\000\000\340\362\375\367\"\177\000\000 q\t\373\"\177\000\000\000r\t\373\"\177\000\000\300s\t\373\"\177\000\000\240t\t\373\"\177\000\000\200u\t\373\"\---Type <return> to continue, or q <return> to quit---
>177\000\000 8\246\000#\177\000\000\000\071\246\000#\177\000\000\340\071\246\000#\177\000\000\300:\246\000#\177\000\000\240;\246\000#\177\000\000\200<\246\000#\177\000\000`=\246\000#\177\000\000@>\246\000#\177\000\000 ?\246\000#\177\000\000@\340\252\000#\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}, recyclable_ = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 32, mBegin = 0x7f2325afcbc0, mLength = 0, mTail = {<mozilla::Vector<void*, 32, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 32}, mBytes = "\200u\t\373\"\177\000\000\240t\t\373\"\177\000\000\300s\t\373\"\177\000\000\000r\t\373\"\177\000\000 q\t\373\"\177\000\000\340\362\375\367\"\177\000\000 !\263\367\"\177\000\000\340\071\246\000#\177\000\000\000\071\246\000#\177\000\000 8\246\000#\177\000\000@7\246\000#\177\000\000`6\246\000#\177\000\000\200\065\246\000#\177\000\000\240\064\246\000#\177\000\000\300\063\246\000#\177\000\000\340\062\246\000#\177\000\000\000\062\246\000#\177", '\000' <repeats 121 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, activeCompilations_ = 0}}, <No data fields>}, suppressProfilerSampling = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, static TEMP_LIFO_ALLOC_PRIMARY_CHUNK_SIZE = 4096, tempLifoAlloc_ = {<js::ProtectedData<js::CheckThreadLocal, js::LifoAlloc>> = {value = {chunks_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, unused_ = {head_ = {mTuple = {<mozilla::detail::PairHelper<js::detail::BumpChunk*, JS::DeletePolicy<js::detail::BumpChunk>, (mozilla::detail::StorageType)1, (mozilla::detail::StorageType)0>> = {<JS::DeletePolicy<js::detail::BumpChunk>> = {<No data fields>}, mFirstA = 0x0}, <No data fields>}}, last_ = 0x0}, markCount = 0, defaultChunkSize_ = 4096, curSize_ = 0, peakSize_ = 0, static HUGE_ALLOCATION = 52428800}}, <No data fields>}, debuggerMutations = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, ionPcScriptCache = {<js::ProtectedData<js::CheckThreadLocal, js::jit::PcScriptCache*>> = {value = 0x0}, <No data fields>}, throwing = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, unwrappedException_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::Value> >> = {value = {<js::RootedBase<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::MutableWrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<js::WrappedPtrOperations<JS::Value, JS::PersistentRooted<JS::Value> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<JS::Value> >> = {mNext = 0x7f2325afcd28, mPrev = 0x7f2325afcd28, mIsSentinel = false}, ptr = {data = {asBits = 18444914486360932352, debugView = {payload47 = 0, tag = JSVAL_TAG_UNDEFINED}, s = {payload = {i32 = 0, u32 = 0, why = JS_ELEMENTS_HOLE}}, asDouble = -nan(0x9800000000000), asPtr = 0xfff9800000000000, asWord = 18444914486360932352, asUIntPtr = 18444914486360932352}}}}, <No data fields>}, overRecursed_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, propagatingForcedReturn_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, liveVolatileJitFrameIter_ = {<js::ProtectedData<js::CheckThreadLocal, js::jit::DebugModeOSRVolatileJitFrameIter*>> = {value = 0x0}, <No data fields>}, reportGranularity = {<js::ProtectedData<js::CheckThreadLocal, int>> = {value = 3}, <No data fields>}, resolvingList = {<js::ProtectedData<js::CheckThreadLocal, js::AutoResolving*>> = {value = 0x0}, <No data fields>}, generatingError = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, cycleDetectorVector_ = {<js::ProtectedData<js::CheckThreadLocal, JS::GCVector<JSObject*, 8, js::TempAllocPolicy> >> = {value = {vector = {<js::TempAllocPolicy> = {cx_ = 0x7f2325afc680}, static kElemIsPod = true, static kMaxInlineBytes = 992, static kInlineCapacity = 8, mBegin = 0x7f2325afcd90, mLength = 0, mTail = {<mozilla::Vector<JSObject*, 8, js::TempAllocPolicy>::CapacityAndReserved> = {mCapacity = 8}, mBytes = '\000' <repeats 63 times>}, static sMaxInlineStorage = <optimized out>}}}, <No data fields>}, data = {<js::ProtectedData<js::CheckUnprotected, void*>> = {value = 0x0}, <No data fields>}, outstandingRequests = {<js::ProtectedData<js::CheckThreadLocal, unsigned int>> = {value = 0}, <No data fields>}, jitIsBroken = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, asyncStackForNewActivations_ = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<js::SavedFrame*> >> = {value = {<js::RootedBase<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::MutableWrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<js::WrappedPtrOperations<js::SavedFrame*, JS::PersistentRooted<js::SavedFrame*> >> = {<No data fields>}, <No data fields>}, <No data fields>}, <mozilla::LinkedListElement<JS::PersistentRooted<js::SavedFrame*> >> = {mNext = 0x7f2325afcde0, mPrev = 0x7f2325afcde0, mIsSentinel = false}, ptr = 0x0}}, <No data fields>}, asyncCauseForNewActivations = {<js::ProtectedData<js::CheckThreadLocal, char const*>> = {value = 0x0}, <No data fields>}, asyncCallIsExplicit = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interruptCallbacks_ = {<js::ProtectedData<js::CheckThreadLocal, mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy> >> = {value = {<js::SystemAllocPolicy> = {<No data fields>}, static kElemIsPod = true, static kMaxInlineBytes = 999, static kInlineCapacity = 2, mBegin = 0x7f2325afce28, mLength = 0, mTail = {<mozilla::Vector<bool (*)(JSContext*), 2, js::SystemAllocPolicy>::CapacityAndReserved> = {mCapacity = 2}, mBytes = '\000' <repeats 15 times>}, static sMaxInlineStorage = <optimized out>}}, <No data fields>}, interruptCallbackDisabled = {---Type <return> to continue, or q <return> to quit---
><js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, interrupt_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, interruptRegExpJit_ = {<mozilla::detail::AtomicBaseIncDec<unsigned int, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, <No data fields>}, handlingJitInterrupt_ = {<mozilla::detail::AtomicBase<unsigned int, (mozilla::MemoryOrdering)2>> = {mValue = {<std::__atomic_base<unsigned int>> = {static _S_alignment = 4, _M_i = 0}, <No data fields>}}, <No data fields>}, fx = {cond_ = 0x0, state_ = js::FutexThread::Idle, static lock_ = {<mozilla::detail::AtomicBaseIncDec<js::Mutex*, (mozilla::MemoryOrdering)2>> = {<mozilla::detail::AtomicBase<js::Mutex*, (mozilla::MemoryOrdering)2>> = {mValue = {_M_b = {_M_p = 0x7f2326704070}}}, <No data fields>}, <No data fields>}, canWait_ = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}}, osrTempData_ = {<js::ProtectedData<js::CheckThreadLocal, unsigned char*>> = {value = 0x0}, <No data fields>}, ionReturnOverride_ = {<js::ProtectedData<js::CheckThreadLocal, JS::Value>> = {value = {data = {asBits = 18445195961337643013, debugView = {payload47 = 5, tag = JSVAL_TAG_MAGIC}, s = {payload = {i32 = 5, u32 = 5, why = JS_ARG_POISON}}, asDouble = -nan(0xa800000000005), asPtr = 0xfffa800000000005, asWord = 18445195961337643013, asUIntPtr = 18445195961337643013}}}, <No data fields>}, jitStackLimit = {<mozilla::detail::AtomicBaseIncDec<unsigned long, (mozilla::MemoryOrdering)0>> = {<mozilla::detail::AtomicBase<unsigned long, (mozilla::MemoryOrdering)0>> = {mValue = {<std::__atomic_base<unsigned long>> = {static _S_alignment = 8, _M_i = 18446744073709551615}, <No data fields>}}, <No data fields>}, <No data fields>}, jitStackLimitNoInterrupt = {<js::ProtectedData<js::CheckThreadLocal, unsigned long>> = {value = 18446744073709551615}, <No data fields>}, getIncumbentGlobalCallback = {<js::ProtectedData<js::CheckThreadLocal, JSObject* (*)(JSContext*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallback = {<js::ProtectedData<js::CheckThreadLocal, bool (*)(JSContext*, JS::Handle<JSObject*>, JS::Handle<JSObject*>, JS::Handle<JSObject*>, void*)>> = {value = 0x0}, <No data fields>}, enqueuePromiseJobCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}, jobQueue = {<js::ProtectedData<js::CheckThreadLocal, JS::PersistentRooted<JS::GCVector<JSObject*, 0, js::SystemAllocPolicy> >*>> = {value = 0x0}, <No data fields>}, drainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, stopDrainingJobQueue = {<js::ProtectedData<js::CheckThreadLocal, bool>> = {value = false}, <No data fields>}, promiseRejectionTrackerCallback = {<js::ProtectedData<js::CheckThreadLocal, void (*)(JSContext*, JS::Handle<JSObject*>, JS::PromiseRejectionHandlingState, void*)>> = {value = 0x0}, <No data fields>}, promiseRejectionTrackerCallbackData = {<js::ProtectedData<js::CheckThreadLocal, void*>> = {value = 0x0}, <No data fields>}}
>#8  0x00007f233fab69ae in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7f2326728040)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/threading/Thread.h:233
>        pack = 0x7f2326728040
>#9  0x00007f233fab69ae in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7f2326728040)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/js/src/threading/Thread.h:235
>        pack = 0x7f2326728040
>#10 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788932863744, 5461742355090915722, 140734492787582, 140734492787583, 140734492787712, 140734492787712, -5365393664557825654, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#11 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 3 (Thread 0x7f2328787700 (LWP 3416)):
>---Type <return> to continue, or q <return> to quit---
>#0  0x00007f234c8e1589 in __GI___poll (fds=0x7f2329634770, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
>        resultvar = 18446744073709551100
>        sc_cancel_oldtype = 0
>#1  0x00007f23480acbe6 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f2329634770, timeout=<optimized out>, context=0x7f2329606660) at gmain.c:4204
>        ret = <optimized out>
>        errsv = <optimized out>
>        poll_func = 0x7f23480bc520 <g_poll>
>        max_priority = 2147483647
>        timeout = -1
>        some_ready = <optimized out>
>        nfds = 2
>        allocated_nfds = 2
>        fds = 0x7f2329634770
>#2  0x00007f23480acbe6 in g_main_context_iterate (context=0x7f2329606660, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3898
>        max_priority = 2147483647
>        timeout = -1
>        some_ready = <optimized out>
>        nfds = 2
>        allocated_nfds = 2
>        fds = 0x7f2329634770
>#3  0x00007f23480acfa2 in g_main_loop_run (loop=0x7f23296346c0) at gmain.c:4099
>        __func__ = "g_main_loop_run"
>#4  0x00007f234869d6ba in gdbus_shared_thread_func (user_data=0x7f232963f040) at gdbusprivate.c:275
>        data = 0x7f232963f040
>#5  0x00007f23480d4f2a in g_thread_proxy (data=0x7f232962f880) at gthread.c:784
>        thread = 0x7f232962f880
>        __func__ = "g_thread_proxy"
>#6  0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788979566336, 5461742355090915722, 140734492789070, 140734492789071, 140734492789200, 140734492789200, -5365386615442751094, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#7  0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 2 (Thread 0x7f2328f88700 (LWP 3415)):
>---Type <return> to continue, or q <return> to quit---
>#0  0x00007f234c8e1589 in __GI___poll (fds=0x7f234bd86768, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
>        resultvar = 18446744073709551100
>        sc_cancel_oldtype = 0
>#1  0x00007f23480acbe6 in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f234bd86768, timeout=<optimized out>, context=0x7f2329606450) at gmain.c:4204
>        ret = <optimized out>
>        errsv = <optimized out>
>        poll_func = 0x7f23480bc520 <g_poll>
>        max_priority = 2147483647
>        timeout = -1
>        some_ready = <optimized out>
>        nfds = 1
>        allocated_nfds = 1
>        fds = 0x7f234bd86768
>#2  0x00007f23480acbe6 in g_main_context_iterate (context=context@entry=0x7f2329606450, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
>    at gmain.c:3898
>        max_priority = 2147483647
>        timeout = -1
>        some_ready = <optimized out>
>        nfds = 1
>        allocated_nfds = 1
>        fds = 0x7f234bd86768
>#3  0x00007f23480acd10 in g_main_context_iteration (context=0x7f2329606450, may_block=may_block@entry=1) at gmain.c:3964
>        retval = <optimized out>
>#4  0x00007f23480acd61 in glib_worker_main (data=<optimized out>) at gmain.c:5773
>#5  0x00007f23480d4f2a in g_thread_proxy (data=0x7f2329626d80) at gthread.c:784
>        thread = 0x7f2329626d80
>        __func__ = "g_thread_proxy"
>#6  0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139788987959040, 5461742355090915722, 140734492788686, 140734492788687, 140734492788816, 140734492788816, -5365387714417507958, -5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#7  0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>
>Thread 1 (Thread 0x7f23397e5700 (LWP 3414)):
>---Type <return> to continue, or q <return> to quit---
>#0  0x00007f233c775473 in mozilla::ipc::MessageChannel::OnChannelErrorFromLink() (this=0x7f234bdc8128)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessageChannel.cpp:2557
>#1  0x00007f233ccb86e3 in mozilla::ipc::ProcessLink::OnChannelError() (this=0x7f2327e23220) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/glue/MessageLink.cpp:393
>        lock = <optimized out>
>#2  0x00007f233cca0bca in event_persist_closure (ev=<optimized out>, base=0x7f234bdc2800)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/third_party/libevent/event.c:1580
>        evcb_callback = 0x7f233cc86c20 <base::MessagePumpLibevent::OnLibeventNotification(int, short, void*)>
>        evcb_fd = <optimized out>
>        evcb_res = 2
>        evcb_arg = 0x7f234bdd2000
>        ev = <optimized out>
>        evcb = <optimized out>
>        count = 1
>#3  0x00007f233cca0bca in event_process_active_single_queue (base=base@entry=0x7f234bdc2800, max_to_process=max_to_process@entry=2147483647, endtime=endtime@entry=0x0, activeq=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/third_party/libevent/event.c:1639
>        ev = <optimized out>
>        evcb = <optimized out>
>        count = 1
>#4  0x00007f233cca11df in event_process_active (base=0x7f234bdc2800) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/third_party/libevent/event.c:1738
>        activeq = <optimized out>
>        i = 0
>        c = 0
>        tv = {tv_sec = 139789265161304, tv_usec = 139789265161472}
>        maxcb = 2147483647
>        endtime = 0x0
>        limit_after_prio = 2147483647
>        n = <optimized out>
>        evsel = 0x7f2341fce620 <epollops>
>        tv = {tv_sec = 139789265161232, tv_usec = 139789320350328}
>        tv_p = <optimized out>
>        res = <optimized out>
>        done = 0
>        retval = 0
>        __func__ = "event_base_loop"
>#5  0x00007f233cca11df in event_base_loop (base=0x7f234bdc2800, flags=flags@entry=1)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/third_party/libevent/event.c:1961
>        n = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        evsel = 0x7f2341fce620 <epollops>
>        tv = {tv_sec = 139789265161232, tv_usec = 139789320350328}
>        tv_p = <optimized out>
>        res = <optimized out>
>        done = 0
>        retval = 0
>        __func__ = "event_base_loop"
>#6  0x00007f233cc867ce in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) (this=0x7f234bd51940, delegate=0x7f23397e4d00)
>    at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_pump_libevent.cc:381
>        poll_tv = {tv_sec = 139789572862872, tv_usec = 139789573138144}
>        delay = {delta_ = 139789573554424}
>        did_work = <optimized out>
>        old_in_run = false
>#7  0x00007f233cc88c59 in MessageLoop::RunInternal() (this=0x7f23397e4d00) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:326
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f23397e4d00, previous_state_ = 0x0}
>#8  0x00007f233cc88c59 in MessageLoop::RunHandler() (this=0x7f23397e4d00) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:319
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f23397e4d00, previous_state_ = 0x0}
>#9  0x00007f233cc88c59 in MessageLoop::Run() (this=this@entry=0x7f23397e4d00) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/message_loop.cc:299
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, loop_ = 0x7f23397e4d00, previous_state_ = 0x0}
>#10 0x00007f233cc96b55 in base::Thread::ThreadMain() (this=0x7f234bd57348) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/thread.cc:181
>        raiiObject157 = {<No data fields>}
>        message_loop = 
>            {<base::MessagePump::Delegate> = {_vptr.Delegate = 0x7f2341fce318 <vtable for MessageLoop+16>}, type_ = MessageLoop::TYPE_IO, id_ = 2, work_queue_ = std::queue wrapping: std::deque with 0 elements, delayed_work_queue_ = std::priority_queue wrapping: std::vector of length 0, capacity 0, deferred_non_nestable_work_queue_ = std::queue wrapping: std::deque with 0 elements, pump_ = {mRawPtr = 0x7f234bd51940}, destruction_observers_ = {observers_ = std::vector of length 1, capacity 1 = {0x7f234bd2ada0}, notify_depth_ = 0, type_ = base::ObserverList<MessageLoop::DestructionObserver, false>::NOTIFY_ALL}, nestable_tasks_allowed_ = true, exception_restoration_ = false, thread_name_ = "Chrome_ChildThread", incoming_queue_ = std::queue wrapping: std::deque with 0 elements, incoming_queue_lock_ = {lock_ = {native_handle_ = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 0, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 39 times>, __align = 0}}}, state_ = 0x7f23397e4cc0, run_depth_base_ = 1, shutting_down_ = false, transient_hang_timeout_ = 0, permanent_hang_timeout_ = 0, next_sequence_num_ = 0, mEventTarget = {mRawPtr = 0x7f234bd2ad90}}
>#11 0x00007f233cc862ee in ThreadFunc(void*) (closure=<optimized out>) at /usr/src/debug/firefox-60.0.1-5.fc28.x86_64/ipc/chromium/src/base/platform_thread_posix.cc:38
>        delegate = <optimized out>
>#12 0x00007f234d6fa594 in start_thread (arg=<optimized out>) at pthread_create.c:463
>        pd = <optimized out>
>        now = <optimized out>
>        unwind_buf = 
>              {cancel_jmp_buf = {{jmp_buf = {139789265164032, 5461742355090915722, 140734492794190, 140734492794191, 140734492794320, 140734492794320, -5365349284660756086, ---Type <return> to continue, or q <return> to quit---
>-5365305155290906230}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>#13 0x00007f234c8ec00f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
>(gdb) quit
>[chris@f28h ~]$ 
>

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Attachments on bug 1568097: 1422674 | 1422675 | 1422676 | 1422677 | 1422678 | 1422679 | 1422680 | 1422681 | 1422682 | 1422683 | 1422684 | 1422685 | 1447705