Version-Release number of selected component: firefox-60.0.1-3.fc28 Additional info: reporter: libreport-2.9.5 backtrace_rating: 4 cmdline: /usr/lib64/firefox/firefox -contentproc -childID 6 -isForBrowser -boolPrefs 183:1|299:0| -stringPrefs 285:36;f8890641-f897-44fc-b83e-d7b1eab2943a| -schedulerPrefs 0001,2 -greomni /usr/lib64/firefox/omni.ja -appomni /usr/lib64/firefox/browser/omni.ja -appdir /usr/lib64/firefox/browser 382 true tab crash_function: CanCheckGrayBits executable: /usr/lib64/firefox/firefox journald_cursor: s=4bcd0a136c554614bedbd0a7af10e24c;i=780b8;b=7d9f7fe5e8ed4bd2b199f15676cb5c4b;m=40ad924cf;t=56d6a27775995;x=23586d2f597d286d kernel: 4.16.11-300.fc28.x86_64 mountinfo: rootdir: /proc/6124/fdinfo runlevel: N 5 type: CCpp uid: 1000 Truncated backtrace: Thread no. 0 (10 frames) #0 CanCheckGrayBits at /usr/src/debug/firefox-60.0.1-3.fc28.x86_64/objdir/dist/include/js/HeapAPI.h:435 #1 js::gc::detail::CellIsMarkedGrayIfKnown at /usr/src/debug/firefox-60.0.1-3.fc28.x86_64/js/src/gc/GC.cpp:9061 #2 JS::GCThingIsMarkedGray at /usr/src/debug/firefox-60.0.1-3.fc28.x86_64/objdir/dist/include/js/HeapAPI.h:494 #3 ShouldWeakMappingEntryBeBlack at /usr/src/debug/firefox-60.0.1-3.fc28.x86_64/xpcom/base/CycleCollectedJSRuntime.cpp:247 #4 FixWeakMappingGrayBitsTracer::trace at /usr/src/debug/firefox-60.0.1-3.fc28.x86_64/xpcom/base/CycleCollectedJSRuntime.cpp:295 #5 js::WeakMap<js::HeapPtr<JSObject*>, js::HeapPtr<JS::Value>, js::MovableCellHasher<js::HeapPtr<JSObject*> > >::traceMappings at /usr/src/debug/firefox-60.0.1-3.fc28.x86_64/objdir/dist/include/js/HeapAPI.h:289 #6 js::WeakMapBase::traceAllMappings at /usr/src/debug/firefox-60.0.1-3.fc28.x86_64/js/src/gc/WeakMap.cpp:105 #7 js::TraceWeakMaps at /usr/src/debug/firefox-60.0.1-3.fc28.x86_64/js/src/jsfriendapi.cpp:563 #8 FixWeakMappingGrayBitsTracer::FixAll at /usr/src/debug/firefox-60.0.1-3.fc28.x86_64/xpcom/base/CycleCollectedJSRuntime.cpp:287 #9 mozilla::CycleCollectedJSRuntime::FixWeakMappingGrayBits at /usr/src/debug/firefox-60.0.1-3.fc28.x86_64/xpcom/base/CycleCollectedJSRuntime.cpp:1216
Created attachment 1445808 [details] File: backtrace
Created attachment 1445809 [details] File: cgroup
Created attachment 1445810 [details] File: core_backtrace
Created attachment 1445811 [details] File: cpuinfo
Created attachment 1445812 [details] File: dso_list
Created attachment 1445813 [details] File: environ
Created attachment 1445814 [details] File: exploitable
Created attachment 1445815 [details] File: limits
Created attachment 1445816 [details] File: maps
Created attachment 1445817 [details] File: open_fds
Created attachment 1445818 [details] File: proc_pid_status
Created attachment 1445819 [details] File: var_log_messages