Attachment 713176 Details for Bug 923701 – full gdb output

full gdb output

gdb.txt (text/plain), 90.80 KB, created by Michele Baldessari on 2013-03-20 10:50:22 UTC

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Creator: Michele Baldessari

Created: 2013-03-20 10:50:22 UTC

Size: 90.80 KB

patch

obsolete

>#0  isValid (this=0xb23fb348)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinferinlines.h:141
>#1  js::types::TypeCompartment::addPendingRecompile (this=this@entry=0xb4f49e64, 
>    cx=cx@entry=0xa8a7c200, info=...)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinfer.cpp:2521
>#2  0x4f0cbd22 in addPendingRecompile (pc=0x0, script=..., cx=0xa8a7c200, this=0xb4f49e64)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinfer.cpp:2590
>#3  AddPendingRecompile (pc=0x0, kind=RECOMPILE_NONE, script=..., cx=0xa8a7c200)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinfer.cpp:2019
>#4  TypeConstraintFreezeStack::newType (this=0x9d83f308, cx=0xa8a7c200, source=0xa88bbd40, type=...)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinfer.cpp:2072
>#5  0x4f0c41a1 in resolvePending (cx=0xa8a7c200, this=0xb4f49e64)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinferinlines.h:1100
>#6  js::types::TypeSet::addType (this=0xa88bbd40, cx=0xa8a7c200, type=...)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinferinlines.h:1419
>#7  0x4f0c6748 in js::types::TypeMonitorResult (cx=0xa8a7c200, script=script@entry=..., 
>    pc=0xa4525a9d ":", rval=...)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinfer.cpp:5359
>#8  0x4f315cbe in Monitor (rval=..., pc=<optimized out>, script=..., cx=<optimized out>)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinferinlines.h:881
>#9  UncachedInlineCall (f=..., initial=initial@entry=js::INITIAL_NONE, pret=pret@entry=0xbfffa018, 
>    unjittable=unjittable@entry=0xbfffa01c, argc=argc@entry=0)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/methodjit/InvokeHelpers.cpp:372
>#10 0x4f317b4e in js::mjit::stubs::UncachedCallHelper (f=..., argc=0, lowered=false, ucr=...)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/methodjit/InvokeHelpers.cpp:455
>#11 0x4f3014ac in js::mjit::CallCompiler::update (this=0xbfffa050)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/methodjit/MonoIC.cpp:1231
>#12 0x4f3017a4 in js::mjit::ic::Call (f=..., ic=<optimized out>)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/methodjit/MonoIC.cpp:1312
>#13 0xac074d79 in ?? ()
>#14 0x4f503000 in ?? () from /usr/lib/xulrunner/libmozjs.so
>Backtrace stopped: previous frame inner to this frame (corrupt stack?)
>
>Thread 36 (Thread 0x9e1f3b40 (LWP 12226)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x44619724 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:250
>No locals.
>#2  0x46f335a6 in pt_TimedWait (cv=cv@entry=0xb7964d44, ml=0xb7d1b9e4, timeout=timeout@entry=30000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:260
>        rv = <optimized out>
>        now = {tv_sec = 1363775543, tv_usec = 200728}
>        tmo = {tv_sec = 1363775573, tv_nsec = 200728000}
>        ticks = <optimized out>
>#3  0x46f33aaa in PR_WaitCondVar (cvar=0xb7964d40, timeout=timeout@entry=30000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:387
>        rv = <optimized out>
>        thred = 0xa85a2be0
>#4  0x46f33e71 in PR_Wait (mon=0xb7d1b9e0, timeout=30000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:582
>        rv = -516
>        saved_entries = 1
>        saved_owner = 2652846912
>#5  0x4e013d72 in Wait (interval=<optimized out>, this=<optimized out>)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:89
>No locals.
>#6  Wait (interval=<optimized out>, this=0x9e1f322c)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:192
>No locals.
>#7  nsThreadPool::Run (this=0xb7a7b9c0)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThreadPool.cpp:185
>        delta = <optimized out>
>        now = <optimized out>
>        timeout = <optimized out>
>        mon = {mReentrantMonitor = 0xb7a7b9d0}
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        current = {<nsCOMPtr_base> = {mRawPtr = 0xa45f7b20}, <No data fields>}
>        exitThread = false
>        wasIdle = true
>        listener = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        shutdownThreadOnExit = false
>        idleSince = 2925200
>#8  0x4e011da9 in nsThread::ProcessNextEvent (this=0xa45f7b20, mayWait=true, result=0x9e1f32cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:627
>        event = {<nsCOMPtr_base> = {mRawPtr = 0xb7a7b9c4}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#9  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xa45f7b20, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#10 0x4e01258a in nsThread::ThreadFunc (arg=0xa45f7b20)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xa45f7b20
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#11 0x46f39802 in _pt_root (arg=0xa85a2be0) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa85a2be0
>        detached = 0
>#12 0x446159da in start_thread (arg=0x9e1f3b40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0x9e1f3b40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1642120384, 4001536, -1642122200, 
>                -1507095265, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#13 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 35 (Thread 0x9e9f4b40 (LWP 12225)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x44619724 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:250
>No locals.
>#2  0x46f335a6 in pt_TimedWait (cv=cv@entry=0xb7af9f44, ml=0xb79605e0, timeout=timeout@entry=60000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:260
>        rv = <optimized out>
>        now = {tv_sec = 1363775542, tv_usec = 364969}
>        tmo = {tv_sec = 1363775602, tv_nsec = 364969000}
>        ticks = <optimized out>
>#3  0x46f33aaa in PR_WaitCondVar (cvar=0xb7af9f40, timeout=60000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:387
>        rv = <optimized out>
>        thred = 0xa8d2f2f0
>#4  0x4d36608e in Wait (this=0xb7d3f904, interval=60000) at ../../dist/include/mozilla/CondVar.h:70
>No locals.
>#5  nsHostResolver::GetHostToLookup (this=this@entry=0xb7d3f8f0, result=result@entry=0x9e9f4300)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/netwerk/dns/nsHostResolver.cpp:804
>        epoch = 2924365
>        timeout = 60000
>        timedOut = false
>        now = <optimized out>
>        lock = {mLock = 0xb7d3f900}
>#6  0x4d366582 in nsHostResolver::ThreadFunc (arg=0xb7d3f8f0)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/netwerk/dns/nsHostResolver.cpp:965
>        naming = {mCounter = 5}
>        resolver = <optimized out>
>        ai = <optimized out>
>        rs = {mLastReset = 2924182}
>        rec = 0xb2333d60
>#7  0x46f39802 in _pt_root (arg=0xa8d2f2f0) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa8d2f2f0
>        detached = 1
>#8  0x446159da in start_thread (arg=0x9e9f4b40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0x9e9f4b40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1633727680, 4001536, -1633729496, 
>                -1496609506, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#9  0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 34 (Thread 0x9f1f5b40 (LWP 12224)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x44619724 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:250
>No locals.
>#2  0x46f335a6 in pt_TimedWait (cv=cv@entry=0xb7af9f44, ml=0xb79605e0, timeout=timeout@entry=60000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:260
>        rv = <optimized out>
>        now = {tv_sec = 1363775542, tv_usec = 366764}
>        tmo = {tv_sec = 1363775602, tv_nsec = 366764000}
>        ticks = <optimized out>
>#3  0x46f33aaa in PR_WaitCondVar (cvar=0xb7af9f40, timeout=60000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:387
>        rv = <optimized out>
>        thred = 0xa8d2f240
>#4  0x4d36608e in Wait (this=0xb7d3f904, interval=60000) at ../../dist/include/mozilla/CondVar.h:70
>No locals.
>#5  nsHostResolver::GetHostToLookup (this=this@entry=0xb7d3f8f0, result=result@entry=0x9f1f5300)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/netwerk/dns/nsHostResolver.cpp:804
>        epoch = 2924366
>        timeout = 60000
>        timedOut = false
>        now = <optimized out>
>        lock = {mLock = 0xb7d3f900}
>#6  0x4d366582 in nsHostResolver::ThreadFunc (arg=0xb7d3f8f0)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/netwerk/dns/nsHostResolver.cpp:965
>        naming = {mCounter = 5}
>        resolver = <optimized out>
>        ai = <optimized out>
>        rs = {mLastReset = 2924177}
>        rec = 0xb2333e80
>#7  0x46f39802 in _pt_root (arg=0xa8d2f240) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa8d2f240
>        detached = 1
>#8  0x446159da in start_thread (arg=0x9f1f5b40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0x9f1f5b40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1625334976, 4001536, -1625336792, 
>                -1494512355, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#9  0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 33 (Thread 0x9f9f6b40 (LWP 12223)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x44619724 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:250
>No locals.
>#2  0x46f335a6 in pt_TimedWait (cv=cv@entry=0xb7af9f44, ml=0xb79605e0, timeout=timeout@entry=60000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:260
>        rv = <optimized out>
>        now = {tv_sec = 1363775542, tv_usec = 600518}
>        tmo = {tv_sec = 1363775602, tv_nsec = 600518000}
>        ticks = <optimized out>
>#3  0x46f33aaa in PR_WaitCondVar (cvar=0xb7af9f40, timeout=60000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:387
>        rv = <optimized out>
>        thred = 0xa8d2f190
>#4  0x4d36608e in Wait (this=0xb7d3f904, interval=60000) at ../../dist/include/mozilla/CondVar.h:70
>No locals.
>#5  nsHostResolver::GetHostToLookup (this=this@entry=0xb7d3f8f0, result=result@entry=0x9f9f6300)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/netwerk/dns/nsHostResolver.cpp:804
>        epoch = 2924600
>        timeout = 60000
>        timedOut = false
>        now = <optimized out>
>        lock = {mLock = 0xb7d3f900}
>#6  0x4d366582 in nsHostResolver::ThreadFunc (arg=0xb7d3f8f0)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/netwerk/dns/nsHostResolver.cpp:965
>        naming = {mCounter = 5}
>        resolver = <optimized out>
>        ai = <optimized out>
>        rs = {mLastReset = 2924176}
>        rec = 0xa85cd920
>#7  0x46f39802 in _pt_root (arg=0xa8d2f190) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa8d2f190
>        detached = 1
>#8  0x446159da in start_thread (arg=0x9f9f6b40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0x9f9f6b40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1616942272, 4001536, -1616944088, 
>                -1500803812, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#9  0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 32 (Thread 0xa01f7b40 (LWP 12222)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x44619724 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:250
>No locals.
>#2  0x46f335a6 in pt_TimedWait (cv=cv@entry=0xb7af9f44, ml=0xb79605e0, timeout=timeout@entry=60000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:260
>        rv = <optimized out>
>        now = {tv_sec = 1363775542, tv_usec = 360367}
>        tmo = {tv_sec = 1363775602, tv_nsec = 360367000}
>        ticks = <optimized out>
>#3  0x46f33aaa in PR_WaitCondVar (cvar=0xb7af9f40, timeout=60000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:387
>        rv = <optimized out>
>        thred = 0xa8d2f0e0
>#4  0x4d36608e in Wait (this=0xb7d3f904, interval=60000) at ../../dist/include/mozilla/CondVar.h:70
>No locals.
>#5  nsHostResolver::GetHostToLookup (this=this@entry=0xb7d3f8f0, result=result@entry=0xa01f7300)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/netwerk/dns/nsHostResolver.cpp:804
>        epoch = 2924360
>        timeout = 60000
>        timedOut = false
>        now = <optimized out>
>        lock = {mLock = 0xb7d3f900}
>#6  0x4d366582 in nsHostResolver::ThreadFunc (arg=0xb7d3f8f0)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/netwerk/dns/nsHostResolver.cpp:965
>        naming = {mCounter = 5}
>        resolver = <optimized out>
>        ai = <optimized out>
>        rs = {mLastReset = 2924172}
>        rec = 0xb23332e0
>#7  0x46f39802 in _pt_root (arg=0xa8d2f0e0) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa8d2f0e0
>        detached = 1
>#8  0x446159da in start_thread (arg=0xa01f7b40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa01f7b40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1608549568, 4001536, -1608551384, 
>                -1498706589, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#9  0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 31 (Thread 0xa09f8b40 (LWP 12221)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xa78f1340, timeout=timeout@entry=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xab519690
>#3  0x46f33e71 in PR_Wait (mon=0xa92c46a0, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:582
>        rv = -512
>        saved_entries = 1
>        saved_owner = 2694810432
>#4  0x4e010cd8 in Wait (interval=4294967295, this=0xa5bdf24c)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:89
>No locals.
>#5  Wait (interval=4294967295, this=<synthetic pointer>)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:192
>No locals.
>#6  nsEventQueue::GetEvent (this=this@entry=0xa5bdf24c, mayWait=true, result=0xa09f8284)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsEventQueue.cpp:58
>No locals.
>#7  0x4e011d77 in nsThread::ProcessNextEvent (this=0xa5bdf220, mayWait=true, result=0xa09f82cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:619
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#8  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xa5bdf220, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#9  0x4e01258a in nsThread::ThreadFunc (arg=0xa5bdf220)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xa5bdf220
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#10 0x46f39802 in _pt_root (arg=0xab519690) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xab519690
>        detached = 0
>#11 0x446159da in start_thread (arg=0xa09f8b40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa09f8b40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1600156864, 4001536, -1600158680, 
>                -1488220830, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#12 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 30 (Thread 0xa11f9b40 (LWP 12220)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x44619724 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:250
>No locals.
>#2  0x46f335a6 in pt_TimedWait (cv=cv@entry=0xb7af9f44, ml=0xb79605e0, timeout=timeout@entry=60000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:260
>        rv = <optimized out>
>        now = {tv_sec = 1363775542, tv_usec = 741609}
>        tmo = {tv_sec = 1363775602, tv_nsec = 741609000}
>        ticks = <optimized out>
>#3  0x46f33aaa in PR_WaitCondVar (cvar=0xb7af9f40, timeout=60000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:387
>        rv = <optimized out>
>        thred = 0xab519110
>#4  0x4d36608e in Wait (this=0xb7d3f904, interval=60000) at ../../dist/include/mozilla/CondVar.h:70
>No locals.
>#5  nsHostResolver::GetHostToLookup (this=this@entry=0xb7d3f8f0, result=result@entry=0xa11f9300)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/netwerk/dns/nsHostResolver.cpp:804
>        epoch = 2924741
>        timeout = 60000
>        timedOut = false
>        now = <optimized out>
>        lock = {mLock = 0xb7d3f900}
>#6  0x4d366582 in nsHostResolver::ThreadFunc (arg=0xb7d3f8f0)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/netwerk/dns/nsHostResolver.cpp:965
>        naming = {mCounter = 5}
>        resolver = <optimized out>
>        ai = <optimized out>
>        rs = {mLastReset = 2923890}
>        rec = 0xa5bdf4c0
>#7  0x46f39802 in _pt_root (arg=0xab519110) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xab519110
>        detached = 1
>#8  0x446159da in start_thread (arg=0xa11f9b40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa11f9b40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1591764160, 4001536, -1591765976, 
>                -1486123679, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#9  0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 29 (Thread 0xa19fab40 (LWP 12219)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xa8d2d640, timeout=timeout@entry=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xa933f3a0
>#3  0x46f33e71 in PR_Wait (mon=0xb4f100b0, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:582
>        rv = -512
>        saved_entries = 1
>        saved_owner = 2711595840
>#4  0x4e010cd8 in Wait (interval=4294967295, this=0xa8d3e30c)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:89
>No locals.
>#5  Wait (interval=4294967295, this=<synthetic pointer>)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:192
>No locals.
>#6  nsEventQueue::GetEvent (this=this@entry=0xa8d3e30c, mayWait=true, result=0xa19fa284)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsEventQueue.cpp:58
>No locals.
>#7  0x4e011d77 in nsThread::ProcessNextEvent (this=0xa8d3e2e0, mayWait=true, result=0xa19fa2cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:619
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#8  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xa8d3e2e0, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#9  0x4e01258a in nsThread::ThreadFunc (arg=0xa8d3e2e0)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xa8d3e2e0
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#10 0x46f39802 in _pt_root (arg=0xa933f3a0) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa933f3a0
>        detached = 0
>#11 0x446159da in start_thread (arg=0xa19fab40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa19fab40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1583371456, 4001536, -1583373272, 
>                -1492415136, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#12 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 28 (Thread 0xa21fbb40 (LWP 12218)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4453940b in poll () at ../sysdeps/unix/syscall-template.S:81
>No locals.
>#2  0x447a0bbc in poll (__timeout=__timeout@entry=-1, __nfds=__nfds@entry=1, 
>    __fds=__fds@entry=0xa8a828a0) at /usr/include/bits/poll2.h:46
>No locals.
>#3  g_poll (fds=fds@entry=0xa8a828a0, nfds=nfds@entry=1, timeout=timeout@entry=-1) at gpoll.c:132
>No locals.
>#4  0x44791508 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0xa8a828a0, timeout=-1, 
>    context=0xb4f0fd30) at gmain.c:3995
>        poll_func = 0x447a0b90 <g_poll>
>#5  g_main_context_iterate (context=context@entry=0xb4f0fd30, block=block@entry=1, 
>    dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3696
>        max_priority = 2147483647
>        timeout = -1
>        some_ready = <optimized out>
>        nfds = 1
>        allocated_nfds = <optimized out>
>        fds = 0xa8a828a0
>#6  0x44791649 in g_main_context_iteration (context=0xb4f0fd30, may_block=1) at gmain.c:3762
>        retval = <optimized out>
>#7  0xac083000 in dconf_gdbus_worker_thread () from /usr/lib/gio/modules/libdconfsettings.so
>No symbol table info available.
>#8  0x447b7c5b in g_thread_proxy (data=0xaa8ee5b0) at gthread.c:798
>        thread = 0xaa8ee5b0
>#9  0x446159da in start_thread (arg=0xa21fbb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa21fbb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1574978752, 4001536, -1574980568, 
>                -1490317977, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#10 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 27 (Thread 0xa29fcb40 (LWP 12217)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xb26985c0, timeout=timeout@entry=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xa933eb60
>#3  0x46f33e71 in PR_Wait (mon=0xab556510, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:582
>        rv = -512
>        saved_entries = 1
>        saved_owner = 2728381248
>#4  0x4e010cd8 in Wait (interval=4294967295, this=0xb23bc24c)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:89
>No locals.
>#5  Wait (interval=4294967295, this=<synthetic pointer>)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:192
>No locals.
>#6  nsEventQueue::GetEvent (this=this@entry=0xb23bc24c, mayWait=true, result=0xa29fc284)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsEventQueue.cpp:58
>No locals.
>#7  0x4e011d77 in nsThread::ProcessNextEvent (this=0xb23bc220, mayWait=true, result=0xa29fc2cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:619
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#8  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xb23bc220, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#9  0x4e01258a in nsThread::ThreadFunc (arg=0xb23bc220)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xb23bc220
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#10 0x46f39802 in _pt_root (arg=0xa933eb60) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa933eb60
>        detached = 0
>#11 0x446159da in start_thread (arg=0xa29fcb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa29fcb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1566586048, 4001536, -1566587864, 
>                -1479832218, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#12 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 26 (Thread 0xa31fdb40 (LWP 12216)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xaa92b580, timeout=timeout@entry=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xa89fc2f0
>#3  0x46f33e71 in PR_Wait (mon=0xa844c1d0, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:582
>        rv = -512
>        saved_entries = 1
>        saved_owner = 2736773952
>#4  0x4e010cd8 in Wait (interval=4294967295, this=0xa865b12c)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:89
>No locals.
>#5  Wait (interval=4294967295, this=<synthetic pointer>)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:192
>No locals.
>#6  nsEventQueue::GetEvent (this=this@entry=0xa865b12c, mayWait=true, result=0xa31fd284)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsEventQueue.cpp:58
>No locals.
>#7  0x4e011d77 in nsThread::ProcessNextEvent (this=0xa865b100, mayWait=true, result=0xa31fd2cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:619
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#8  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xa865b100, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#9  0x4e01258a in nsThread::ThreadFunc (arg=0xa865b100)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xa865b100
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#10 0x46f39802 in _pt_root (arg=0xa89fc2f0) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa89fc2f0
>        detached = 0
>#11 0x446159da in start_thread (arg=0xa31fdb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa31fdb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1558193344, 4001536, -1558195160, 
>                -1477735067, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#12 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 25 (Thread 0xa39feb40 (LWP 12215)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x44619724 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:250
>No locals.
>#2  0x46f335a6 in pt_TimedWait (cv=cv@entry=0xabf1a504, ml=0xabf02434, timeout=timeout@entry=60000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:260
>        rv = <optimized out>
>        now = {tv_sec = 1363775542, tv_usec = 148922}
>        tmo = {tv_sec = 1363775602, tv_nsec = 148922000}
>        ticks = <optimized out>
>#3  0x46f33aaa in PR_WaitCondVar (cvar=0xabf1a500, timeout=timeout@entry=60000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:387
>        rv = <optimized out>
>        thred = 0xa89fc0e0
>#4  0x46f33e71 in PR_Wait (mon=0xabf02430, timeout=60000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:582
>        rv = -516
>        saved_entries = 1
>        saved_owner = 2745166656
>#5  0x4e013d72 in Wait (interval=<optimized out>, this=<optimized out>)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:89
>No locals.
>#6  Wait (interval=<optimized out>, this=0xa39fe22c)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:192
>No locals.
>#7  nsThreadPool::Run (this=0xb24ee8d0)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThreadPool.cpp:185
>        delta = <optimized out>
>        now = <optimized out>
>        timeout = <optimized out>
>        mon = {mReentrantMonitor = 0xb24ee8e0}
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        current = {<nsCOMPtr_base> = {mRawPtr = 0xb268eb80}, <No data fields>}
>        exitThread = false
>        wasIdle = true
>        listener = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        shutdownThreadOnExit = false
>        idleSince = 2924149
>#8  0x4e011da9 in nsThread::ProcessNextEvent (this=0xb268eb80, mayWait=true, result=0xa39fe2cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:627
>        event = {<nsCOMPtr_base> = {mRawPtr = 0xb24ee8d4}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#9  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xb268eb80, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#10 0x4e01258a in nsThread::ThreadFunc (arg=0xb268eb80)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xb268eb80
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#11 0x46f39802 in _pt_root (arg=0xa89fc0e0) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa89fc0e0
>        detached = 0
>#12 0x446159da in start_thread (arg=0xa39feb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa39feb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1549800640, 4001536, -1549802456, 
>                -1484026524, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#13 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 24 (Thread 0xa9cffb40 (LWP 12214)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xa84f0b40, timeout=timeout@entry=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xa576be20
>#3  0x46f33e71 in PR_Wait (mon=0xa5a62970, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:582
>        rv = -512
>        saved_entries = 1
>        saved_owner = 2848979776
>#4  0x4e010cd8 in Wait (interval=4294967295, this=0xa8aefc6c)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:89
>No locals.
>#5  Wait (interval=4294967295, this=<synthetic pointer>)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:192
>No locals.
>#6  nsEventQueue::GetEvent (this=this@entry=0xa8aefc6c, mayWait=true, result=0xa9cff284)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsEventQueue.cpp:58
>No locals.
>#7  0x4e011d77 in nsThread::ProcessNextEvent (this=0xa8aefc40, mayWait=true, result=0xa9cff2cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:619
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#8  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xa8aefc40, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#9  0x4e01258a in nsThread::ThreadFunc (arg=0xa8aefc40)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xa8aefc40
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#10 0x46f39802 in _pt_root (arg=0xa576be20) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa576be20
>        detached = 0
>#11 0x446159da in start_thread (arg=0xa9cffb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa9cffb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1445987520, 4001536, -1445989336, 
>                128683376, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#12 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 22 (Thread 0xa41ffb40 (LWP 12199)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xa5798640, timeout=timeout@entry=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xa576b110
>#3  0x46f33e71 in PR_Wait (mon=0xa58208d0, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:582
>        rv = -512
>        saved_entries = 1
>        saved_owner = 2753559360
>#4  0x4e010cd8 in Wait (interval=4294967295, this=0xa5be62ac)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:89
>No locals.
>#5  Wait (interval=4294967295, this=<synthetic pointer>)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:192
>No locals.
>#6  nsEventQueue::GetEvent (this=this@entry=0xa5be62ac, mayWait=true, result=0xa41ff284)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsEventQueue.cpp:58
>No locals.
>#7  0x4e011d77 in nsThread::ProcessNextEvent (this=0xa5be6280, mayWait=true, result=0xa41ff2cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:619
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#8  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xa5be6280, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#9  0x4e01258a in nsThread::ThreadFunc (arg=0xa5be6280)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xa5be6280
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#10 0x46f39802 in _pt_root (arg=0xa576b110) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa576b110
>        detached = 0
>#11 0x446159da in start_thread (arg=0xa41ffb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa41ffb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1541407936, 4001536, -1541409752, 
>                -1481929365, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#12 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 21 (Thread 0xa4efeb40 (LWP 12198)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xa5890c80, timeout=timeout@entry=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xa576b060
>#3  0x46f33e71 in PR_Wait (mon=0xa58200f0, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:582
>        rv = -512
>        saved_entries = 1
>        saved_owner = 2767186752
>#4  0x4e010cd8 in Wait (interval=4294967295, this=0xa575f5ac)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:89
>No locals.
>#5  Wait (interval=4294967295, this=<synthetic pointer>)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:192
>No locals.
>#6  nsEventQueue::GetEvent (this=this@entry=0xa575f5ac, mayWait=true, result=0xa4efe284)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsEventQueue.cpp:58
>No locals.
>#7  0x4e011d77 in nsThread::ProcessNextEvent (this=0xa575f580, mayWait=true, result=0xa4efe2cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:619
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#8  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xa575f580, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#9  0x4e01258a in nsThread::ThreadFunc (arg=0xa575f580)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xa575f580
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#10 0x46f39802 in _pt_root (arg=0xa576b060) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa576b060
>        detached = 0
>#11 0x446159da in start_thread (arg=0xa4efeb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa4efeb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1527780544, 4001536, -1527782360, 
>                1200328042, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#12 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 20 (Thread 0xa56ffb40 (LWP 12197)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xa5890ac0, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xa789fed0
>#3  0x4dceb8c7 in Wait (interval=4294967295, this=0xa575f46c)
>    at ../../../../dist/include/mozilla/CondVar.h:70
>No locals.
>#4  nsCertVerificationThread::Run (this=0xa575f460)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/security/manager/ssl/src/nsCertVerificationThread.cpp:131
>        threadLock = {mLock = 0xa575f468}
>        job = 0x0
>#5  0x4dceb2b7 in nsPSMBackgroundThread::nsThreadRunner (arg=0xa575f460)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/security/manager/ssl/src/nsPSMBackgroundThread.cpp:14
>        self = 0xa575f460
>#6  0x46f39802 in _pt_root (arg=0xa789fed0) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa789fed0
>        detached = 0
>#7  0x446159da in start_thread (arg=0xa56ffb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa56ffb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1519387840, 4001536, -1519389656, 
>                1202425193, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#8  0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 19 (Thread 0xa64ffb40 (LWP 12196)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xa82c5ec0, timeout=timeout@entry=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xa789fcc0
>#3  0x46f33e71 in PR_Wait (mon=0xa82c2a20, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:582
>        rv = -512
>        saved_entries = 1
>        saved_owner = 2790259520
>#4  0x4e010cd8 in Wait (interval=4294967295, this=0xa65d154c)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:89
>No locals.
>#5  Wait (interval=4294967295, this=<synthetic pointer>)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:192
>No locals.
>#6  nsEventQueue::GetEvent (this=this@entry=0xa65d154c, mayWait=true, result=0xa64ff284)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsEventQueue.cpp:58
>No locals.
>#7  0x4e011d77 in nsThread::ProcessNextEvent (this=0xa65d1520, mayWait=true, result=0xa64ff2cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:619
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#8  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xa65d1520, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#9  0x4e01258a in nsThread::ThreadFunc (arg=0xa65d1520)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xa65d1520
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#10 0x46f39802 in _pt_root (arg=0xa789fcc0) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa789fcc0
>        detached = 0
>#11 0x446159da in start_thread (arg=0xa64ffb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa64ffb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1504707776, 4001536, -1504709592, 
>                128683375, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#12 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 18 (Thread 0xa72feb40 (LWP 12195)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xb233d580, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xa8b33500
>#3  0x4f15e163 in threadLoop (this=0xa7802a08)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsscript.cpp:1023
>No locals.
>#4  js::SourceCompressorThread::compressorThread (arg=0xa7802a08)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsscript.cpp:901
>No locals.
>#5  0x46f39802 in _pt_root (arg=0xa8b33500) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa8b33500
>        detached = 0
>#6  0x446159da in start_thread (arg=0xa72feb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa72feb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1490031808, 4001536, -1490033624, 
>                -947155603, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#7  0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 17 (Thread 0xa77ffb40 (LWP 12194)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xb233d480, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xa8b33450
>#3  0x4d97b734 in mozilla::CondVar::Wait (interval=interval@entry=4294967295, this=0xa82a1424)
>    at ../../dist/include/mozilla/CondVar.h:70
>No locals.
>#4  0x4d982f3c in mozilla::dom::workers::WorkerPrivate::DoRunLoop (this=this@entry=0xa82a1400, 
>    aCx=aCx@entry=0xa8e56f00)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/dom/workers/WorkerPrivate.cpp:2748
>        lock = {mLock = 0xa82a1420}
>        currentStatus = <optimized out>
>        scheduleIdleGC = <optimized out>
>        event = 0x0
>        gcTimer = {<nsCOMPtr_base> = {mRawPtr = 0xa78a12b0}, <No data fields>}
>        idleGCEventTarget = {<nsCOMPtr_base> = {mRawPtr = 0xa82d8a40}, <No data fields>}
>        normalGCTimerRunning = false
>        normalGCEventTarget = {<nsCOMPtr_base> = {mRawPtr = 0xa82d8a30}, <No data fields>}
>        idleGCEvent = {<nsCOMPtr_base> = {mRawPtr = 0xa7884f40}, <No data fields>}
>#5  0x4d9767a3 in (anonymous namespace)::WorkerThreadRunnable::Run (this=0xa82d8460)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/dom/workers/RuntimeService.cpp:471
>        workerPrivate = 0xa82a1400
>        rt = <optimized out>
>        dummyCx = <optimized out>
>#6  0x4e011da9 in nsThread::ProcessNextEvent (this=0xa84d1e20, mayWait=true, result=0xa77ff2cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:627
>        event = {<nsCOMPtr_base> = {mRawPtr = 0xa82d8460}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#7  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xa84d1e20, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#8  0x4e01258a in nsThread::ThreadFunc (arg=0xa84d1e20)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xa84d1e20
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#9  0x46f39802 in _pt_root (arg=0xa8b33450) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa8b33450
>        detached = 0
>#10 0x446159da in start_thread (arg=0xa77ffb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa77ffb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1484784832, 4001536, -1484786648, 
>                1739296109, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#11 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 16 (Thread 0xa81ffb40 (LWP 12193)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xa8254f40, timeout=timeout@entry=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xa8b32690
>#3  0x46f33e71 in PR_Wait (mon=0xa844ccc0, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:582
>        rv = -512
>        saved_entries = 1
>        saved_owner = 2820668224
>#4  0x4e010cd8 in Wait (interval=4294967295, this=0xa84d17ec)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:89
>No locals.
>#5  Wait (interval=4294967295, this=<synthetic pointer>)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:192
>No locals.
>#6  nsEventQueue::GetEvent (this=this@entry=0xa84d17ec, mayWait=true, result=0xa81ff284)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsEventQueue.cpp:58
>No locals.
>#7  0x4e011d77 in nsThread::ProcessNextEvent (this=0xa84d17c0, mayWait=true, result=0xa81ff2cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:619
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#8  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xa84d17c0, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#9  0x4e01258a in nsThread::ThreadFunc (arg=0xa84d17c0)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xa84d17c0
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#10 0x46f39802 in _pt_root (arg=0xa8b32690) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa8b32690
>        detached = 0
>#11 0x446159da in start_thread (arg=0xa81ffb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xa81ffb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1474299072, 4001536, -1474300888, 
>                -1481929357, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#12 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 15 (Thread 0xabeffb40 (LWP 12192)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xa84ffd80, timeout=timeout@entry=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xa893a2f0
>#3  0x46f33e71 in PR_Wait (mon=0xa844cc50, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:582
>        rv = -512
>        saved_entries = 1
>        saved_owner = 2884631360
>#4  0x4e010cd8 in Wait (interval=4294967295, this=0xa84d154c)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:89
>No locals.
>#5  Wait (interval=4294967295, this=<synthetic pointer>)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:192
>No locals.
>#6  nsEventQueue::GetEvent (this=this@entry=0xa84d154c, mayWait=true, result=0xabeff284)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsEventQueue.cpp:58
>No locals.
>#7  0x4e011d77 in nsThread::ProcessNextEvent (this=0xa84d1520, mayWait=true, result=0xabeff2cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:619
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#8  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xa84d1520, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#9  0x4e01258a in nsThread::ThreadFunc (arg=0xa84d1520)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xa84d1520
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#10 0x46f39802 in _pt_root (arg=0xa893a2f0) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xa893a2f0
>        detached = 0
>#11 0x446159da in start_thread (arg=0xabeffb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xabeffb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1410335936, 4001536, -1410337752, 
>                1202425204, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#12 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 13 (Thread 0xaa6ffb40 (LWP 12190)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xaa99cc80, timeout=timeout@entry=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xabf6a9d0
>#3  0x46f33e71 in PR_Wait (mon=0xaa888c80, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:582
>        rv = -512
>        saved_entries = 1
>        saved_owner = 2859465536
>#4  0x4e010cd8 in Wait (interval=4294967295, this=0xaa99e2ac)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:89
>No locals.
>#5  Wait (interval=4294967295, this=<synthetic pointer>)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:192
>No locals.
>#6  nsEventQueue::GetEvent (this=this@entry=0xaa99e2ac, mayWait=true, result=0xaa6ff284)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsEventQueue.cpp:58
>No locals.
>#7  0x4e011d77 in nsThread::ProcessNextEvent (this=0xaa99e280, mayWait=true, result=0xaa6ff2cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:619
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#8  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xaa99e280, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#9  0x4e01258a in nsThread::ThreadFunc (arg=0xaa99e280)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xaa99e280
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#10 0x46f39802 in _pt_root (arg=0xabf6a9d0) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xabf6a9d0
>        detached = 0
>#11 0x446159da in start_thread (arg=0xaa6ffb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xaa6ffb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1435501760, 4001536, -1435503576, 
>                1202425207, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#12 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 12 (Thread 0xab4ffb40 (LWP 12189)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xab552e00, timeout=timeout@entry=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xabf695e0
>#3  0x46f33e71 in PR_Wait (mon=0xab555390, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:582
>        rv = -512
>        saved_entries = 1
>        saved_owner = 2874145600
>#4  0x4e010cd8 in Wait (interval=4294967295, this=0xab5771ec)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:89
>No locals.
>#5  Wait (interval=4294967295, this=<synthetic pointer>)
>    at ../../dist/include/mozilla/ReentrantMonitor.h:192
>No locals.
>#6  nsEventQueue::GetEvent (this=this@entry=0xab5771ec, mayWait=true, result=0xab4ff284)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsEventQueue.cpp:58
>No locals.
>#7  0x4e011d77 in nsThread::ProcessNextEvent (this=0xab5771c0, mayWait=true, result=0xab4ff2cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:619
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#8  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xab5771c0, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#9  0x4e01258a in nsThread::ThreadFunc (arg=0xab5771c0)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xab5771c0
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#10 0x46f39802 in _pt_root (arg=0xabf695e0) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xabf695e0
>        detached = 0
>#11 0x446159da in start_thread (arg=0xab4ffb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xab4ffb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1420821696, 4001536, -1420823512, 
>                128683381, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#12 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 10 (Thread 0xac8c8b40 (LWP 12187)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4453940b in poll () at ../sysdeps/unix/syscall-template.S:81
>No locals.
>#2  0x447a0bbc in poll (__timeout=__timeout@entry=-1, __nfds=__nfds@entry=3, 
>    __fds=__fds@entry=0xb248cd20) at /usr/include/bits/poll2.h:46
>No locals.
>#3  g_poll (fds=fds@entry=0xb248cd20, nfds=nfds@entry=3, timeout=timeout@entry=-1) at gpoll.c:132
>No locals.
>#4  0x44791508 in g_main_context_poll (priority=2147483647, n_fds=3, fds=0xb248cd20, timeout=-1, 
>    context=0xb249da20) at gmain.c:3995
>        poll_func = 0x447a0b90 <g_poll>
>#5  g_main_context_iterate (context=0xb249da20, block=block@entry=1, dispatch=dispatch@entry=1, 
>    self=<optimized out>) at gmain.c:3696
>        max_priority = 2147483647
>        timeout = -1
>        some_ready = <optimized out>
>        nfds = 3
>        allocated_nfds = <optimized out>
>        fds = 0xb248cd20
>#6  0x44791a03 in g_main_loop_run (loop=0xb2482e80) at gmain.c:3895
>        __PRETTY_FUNCTION__ = "g_main_loop_run"
>#7  0x44dcadbb in gdbus_shared_thread_func (user_data=0xb2482e70) at gdbusprivate.c:278
>        data = 0xb2482e70
>#8  0x447b7c5b in g_thread_proxy (data=0xb23956f0) at gthread.c:798
>        thread = 0xb23956f0
>#9  0x446159da in start_thread (arg=0xac8c8b40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xac8c8b40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1400075456, 4001536, -1400077272, 
>                -2125755014, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#10 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 9 (Thread 0xb2fffb40 (LWP 12186)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x44619724 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:250
>No locals.
>#2  0x46f335a6 in pt_TimedWait (cv=cv@entry=0xb7df0884, ml=0xb7daf520, timeout=timeout@entry=24)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:260
>        rv = <optimized out>
>        now = {tv_sec = 1363775544, tv_usec = 430343}
>        tmo = {tv_sec = 1363775544, tv_nsec = 454343000}
>        ticks = <optimized out>
>#3  0x46f33aaa in PR_WaitCondVar (cvar=0xb7df0880, timeout=24)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:387
>        rv = <optimized out>
>        thred = 0xb79aaab0
>#4  0x4e0163c9 in Wait (this=0xb7d0661c, interval=<optimized out>)
>    at ../../dist/include/mozilla/CondVar.h:70
>No locals.
>#5  Wait (interval=<optimized out>, this=0xb7d06618) at ../../dist/include/mozilla/Monitor.h:47
>No locals.
>#6  TimerThread::Run (this=0xb7d06600)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/TimerThread.cpp:350
>        waitFor = <optimized out>
>        lock = {mMonitor = 0xb7d06618}
>        low = <optimized out>
>        high = <optimized out>
>        halfMicrosecondsIntervalResolution = 250
>#7  0x4e011da9 in nsThread::ProcessNextEvent (this=0xb4fb6460, mayWait=true, result=0xb2fff2cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:627
>        event = {<nsCOMPtr_base> = {mRawPtr = 0xb7d06600}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#8  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xb4fb6460, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#9  0x4e01258a in nsThread::ThreadFunc (arg=0xb4fb6460)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xb4fb6460
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#10 0x46f39802 in _pt_root (arg=0xb79aaab0) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xb79aaab0
>        detached = 0
>#11 0x446159da in start_thread (arg=0xb2fffb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xb2fffb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1291846848, 4001536, -1291848664, 
>                1739296070, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#12 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 8 (Thread 0xb3afdb40 (LWP 12185)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x44619724 in pthread_cond_timedwait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:250
>No locals.
>#2  0x46f335a6 in pt_TimedWait (cv=cv@entry=0xb79c52c4, ml=0xb7ae1dc0, timeout=timeout@entry=1000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:260
>        rv = <optimized out>
>        now = {tv_sec = 1363775544, tv_usec = 258764}
>        tmo = {tv_sec = 1363775545, tv_nsec = 258764000}
>        ticks = <optimized out>
>#3  0x46f33aaa in PR_WaitCondVar (cvar=0xb79c52c0, timeout=1000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:387
>        rv = <optimized out>
>        thred = 0xb79aa5e0
>#4  0x4dbc2f5f in XPCJSRuntime::WatchdogMain (arg=0xb7da9c00)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/xpconnect/src/XPCJSRuntime.cpp:980
>        self = 0xb7da9c00
>        lock = {mRuntime = 0xb7da9c00}
>        sleepInterval = <optimized out>
>#5  0x46f39802 in _pt_root (arg=0xb79aa5e0) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xb79aa5e0
>        detached = 1
>#6  0x446159da in start_thread (arg=0xb3afdb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xb3afdb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1280320704, 4001536, -1280322520, 
>                -940864188, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#7  0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 7 (Thread 0xb42feb40 (LWP 12184)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xb79c5240, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xb79aa530
>#3  0x4f15e163 in threadLoop (this=0xb4f4da08)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsscript.cpp:1023
>No locals.
>#4  js::SourceCompressorThread::compressorThread (arg=0xb4f4da08)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsscript.cpp:901
>No locals.
>#5  0x46f39802 in _pt_root (arg=0xb79aa530) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xb79aa530
>        detached = 0
>#6  0x446159da in start_thread (arg=0xb42feb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xb42feb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1271928000, 4001536, -1271929816, 
>                -947155637, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#7  0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 6 (Thread 0xb4effb40 (LWP 12183)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xb79c51c0, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xb79aa270
>#3  0x4f0bd17c in js::GCHelperThread::threadLoop (this=0xb4f4d994)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsgc.cpp:2964
>        lock = <optimized out>
>#4  0x46f39802 in _pt_root (arg=0xb79aa270) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xb79aa270
>        detached = 0
>#5  0x446159da in start_thread (arg=0xb4effb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xb4effb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1259340992, 4001536, -1259342808, 
>                1202425162, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#6  0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 5 (Thread 0xb58a1b40 (LWP 12182)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xb7ae6a00, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xb7af65b0
>#3  0x4e0166f2 in Wait (this=0xb7afed04, interval=<optimized out>)
>    at ../../dist/include/mozilla/CondVar.h:70
>No locals.
>#4  Wait (interval=<optimized out>, this=0xb7afed00) at ../../dist/include/mozilla/Monitor.h:47
>No locals.
>#5  Wait (interval=<optimized out>, this=<synthetic pointer>)
>    at ../../dist/include/mozilla/Monitor.h:102
>No locals.
>#6  mozilla::HangMonitor::ThreadMain ()
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/HangMonitor.cpp:214
>        timestamp = <optimized out>
>        now = <optimized out>
>        timeout = <optimized out>
>        lastTimestamp = 0
>        waitCount = 0
>#7  0x46f39802 in _pt_root (arg=0xb7af65b0) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xb7af65b0
>        detached = 0
>#8  0x446159da in start_thread (arg=0xb58a1b40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xb58a1b40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1249240256, 4001536, -1249242072, 
>                -1939108536, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#9  0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 4 (Thread 0xb60a2b40 (LWP 12181)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4453940b in poll () at ../sysdeps/unix/syscall-template.S:81
>No locals.
>#2  0x46f35616 in poll (__timeout=65535000, __nfds=37, __fds=0xb60a1f60) at /usr/include/bits/poll2.h:46
>No locals.
>#3  _pr_poll_with_poll (pds=0xb7de3360, npds=37, timeout=65535000)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptio.c:3920
>        stack_syspoll = {{fd = 18, events = 1, revents = 0}, {fd = 94, events = 3, revents = 0}, {
>            fd = 92, events = 3, revents = 0}, {fd = 90, events = 3, revents = 0}, {fd = 91, 
>            events = 3, revents = 0}, {fd = 54, events = 3, revents = 0}, {fd = 62, events = 3, 
>            revents = 0}, {fd = 63, events = 3, revents = 0}, {fd = 64, events = 3, revents = 0}, {
>            fd = 65, events = 3, revents = 0}, {fd = 66, events = 3, revents = 0}, {fd = 55, 
>            events = 3, revents = 0}, {fd = 67, events = 3, revents = 0}, {fd = 68, events = 3, 
>            revents = 0}, {fd = 69, events = 3, revents = 0}, {fd = 70, events = 3, revents = 0}, {
>            fd = 71, events = 3, revents = 0}, {fd = 58, events = 3, revents = 0}, {fd = 72, 
>            events = 3, revents = 0}, {fd = 73, events = 3, revents = 0}, {fd = 74, events = 3, 
>            revents = 0}, {fd = 75, events = 3, revents = 0}, {fd = 76, events = 3, revents = 0}, {
>            fd = 77, events = 3, revents = 0}, {fd = 78, events = 3, revents = 0}, {fd = 56, 
>            events = 3, revents = 0}, {fd = 79, events = 3, revents = 0}, {fd = 82, events = 3, 
>            revents = 0}, {fd = 83, events = 3, revents = 0}, {fd = 80, events = 3, revents = 0}, {
>            fd = 81, events = 3, revents = 0}, {fd = 84, events = 3, revents = 0}, {fd = 85, 
>            events = 3, revents = 0}, {fd = 86, events = 3, revents = 0}, {fd = 87, events = 3, 
>            revents = 0}, {fd = 88, events = 3, revents = 0}, {fd = 89, events = 3, revents = 0}, {
>            fd = -1455431808, events = -7076, revents = 19770}, {fd = -1304537152, events = 3696, 
>            revents = -22317}, {fd = 1147238880, events = -8320, revents = -22209}, {fd = 49, 
>            events = 33, revents = 256}, {fd = 0, events = 12288, revents = 2054}, {fd = 2472, 
>            events = 2488, revents = -23504}, {fd = 32, events = -30087, revents = 2053}, {
>            fd = -1209163708, events = 11664, revents = -22305}, {fd = -1304537064, events = 32, 
>            revents = 0}, {fd = -1540358144, events = -24512, revents = -18451}, {fd = -1539510880, 
>            events = -24508, revents = -18451}, {fd = 0, events = 16960, revents = 15}, {
>            fd = 134580191, events = 28672, revents = 19566}, {fd = -1539510880, events = 0, 
>            revents = 0}, {fd = -1240849996, events = 19433, revents = 19566}, {fd = -1539510880, 
>            events = 0, revents = 0}, {fd = -1461768816, events = 0, revents = 0}, {fd = 1295683079, 
>            events = 19411, revents = 19566}, {fd = 1323802624, events = -28897, revents = 19770}, {
>            fd = -1539510880, events = 3708, revents = -22317}, {fd = 65535000, events = -28672, 
>            revents = 17504}, {fd = -1240850088, events = -25086, revents = 17493}, {fd = 1190453248, 
>            events = -19628, revents = 18163}, {fd = 1, events = 8536, revents = -18934}, {
>            fd = 1323802624, events = -30117, revents = 19765}, {fd = 65535, events = -30960, 
>            revents = -19902}, {fd = 2926, events = -13694, revents = 6702}}
>        syspoll = 0xb60a1f60
>        index = <optimized out>
>        msecs = 65535000
>        ready = <optimized out>
>        start = 2926439
>        elapsed = <optimized out>
>        remaining = <optimized out>
>#4  0x4d358b0b in nsSocketTransportService::Poll (this=this@entry=0xb7960640, wait=wait@entry=true, 
>    interval=interval@entry=0xb60a21e8)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/netwerk/base/src/nsSocketTransportService2.cpp:398
>        rv = <optimized out>
>        pollList = 0xb7de3360
>        pollCount = 37
>        pollTimeout = 65535000
>        ts = 2926439
>        passedInterval = <optimized out>
>#5  0x4d359091 in nsSocketTransportService::DoPollIteration (this=this@entry=0xb7960640, wait=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/netwerk/base/src/nsSocketTransportService2.cpp:776
>        i = -1
>        count = 1
>        pollInterval = 3054117415
>        n = <optimized out>
>#6  0x4d3595d2 in nsSocketTransportService::Run (this=0xb7960640)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/netwerk/base/src/nsSocketTransportService2.cpp:646
>        pendingEvents = false
>        goingOffline = <optimized out>
>        thread = 0xb7960700
>        threadInt = {<nsCOMPtr_base> = {mRawPtr = 0xb7960700}, <No data fields>}
>#7  0x4e011da9 in nsThread::ProcessNextEvent (this=0xb7960700, mayWait=true, result=0xb60a22cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:627
>        event = {<nsCOMPtr_base> = {mRawPtr = 0xb796064c}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#8  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xb7960700, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#9  0x4e01258a in nsThread::ThreadFunc (arg=0xb7960700)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xb7960700
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#10 0x46f39802 in _pt_root (arg=0xb7d34740) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xb7d34740
>        detached = 0
>#11 0x446159da in start_thread (arg=0xb60a2b40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xb60a2b40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1240847552, 4001536, -1240849368, 
>                -1945399985, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#12 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 3 (Thread 0xb68a3b40 (LWP 12180)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4461933c in pthread_cond_wait@@GLIBC_2.3.2 ()
>    at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:187
>No locals.
>#2  0x46f33b32 in PR_WaitCondVar (cvar=0xb7df0940, timeout=4294967295)
>    at ../../../mozilla/nsprpub/pr/src/pthreads/ptsynch.c:385
>        rv = <optimized out>
>        thred = 0xb7d34530
>#3  0x4e01f13f in Wait (interval=4294967295, this=0xb7df67a4) at ../../dist/include/mozilla/CondVar.h:70
>No locals.
>#4  nsCycleCollectorRunner::Run (this=0xb7df6790)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/base/nsCycleCollector.cpp:3199
>No locals.
>#5  0x4e011da9 in nsThread::ProcessNextEvent (this=0xb7daf6a0, mayWait=true, result=0xb68a32cf)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:627
>        event = {<nsCOMPtr_base> = {mRawPtr = 0xb7df6790}, <No data fields>}
>        notifyMainThreadObserver = <optimized out>
>        obs = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>        canary = {static sOutputFD = 0}
>        rv = NS_OK
>#6  0x4dfe02c9 in NS_ProcessNextEvent_P (thread=<optimized out>, thread@entry=0xb7daf6a0, 
>    mayWait=mayWait@entry=true)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/objdir/xpcom/build/nsThreadUtils.cpp:238
>        val = true
>#7  0x4e01258a in nsThread::ThreadFunc (arg=0xb7daf6a0)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/xpcom/threads/nsThread.cpp:265
>        self = 0xb7daf6a0
>        event = {<nsCOMPtr_base> = {mRawPtr = 0x0}, <No data fields>}
>#8  0x46f39802 in _pt_root (arg=0xb7d34530) at ../../../mozilla/nsprpub/pr/src/pthreads/ptthread.c:156
>        thred = 0xb7d34530
>        detached = 0
>#9  0x446159da in start_thread (arg=0xb68a3b40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xb68a3b40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1232454848, 4001536, -1232456664, 
>                -1943302834, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#10 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 2 (Thread 0xb78ffb40 (LWP 12179)):
>#0  0xb7fff424 in __kernel_vsyscall ()
>No symbol table info available.
>#1  0x4453f727 in syscall () at ../sysdeps/unix/sysv/linux/i386/syscall.S:29
>No locals.
>#2  0x4e034570 in epoll_wait (epfd=11, events=0xb7918000, maxevents=1023, timeout=-1)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/ipc/chromium/src/third_party/libevent/epoll_sub.c:51
>No locals.
>#3  0x4e03408e in epoll_dispatch (base=0xb7dca000, arg=0xb7dffee0, tv=0x0)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/ipc/chromium/src/third_party/libevent/epoll.c:208
>        epollop = 0xb7dffee0
>        events = 0xb7918000
>        evep = <optimized out>
>        i = <optimized out>
>        res = <optimized out>
>        timeout = <optimized out>
>#4  0x4e032b1e in event_base_loop (base=0xb7dca000, flags=1)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/ipc/chromium/src/third_party/libevent/event.c:513
>        evsel = 0x4eec27c4 <epollops>
>        evbase = 0xb7dffee0
>        tv = {tv_sec = 1292747328, tv_usec = -1215303064}
>        tv_p = 0x0
>        res = <optimized out>
>        done = 0
>#5  0x4e03fc82 in base::MessagePumpLibevent::Run (this=0xb7df6670, delegate=0xb78ff268)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/ipc/chromium/src/base/message_pump_libevent.cc:340
>        poll_tv = {tv_sec = 134580191, tv_usec = 1282306048}
>        delay = {delta_ = 4938885048393771528}
>        did_work = <optimized out>
>        old_in_run = false
>#6  0x4e038e6d in MessageLoop::RunInternal (this=this@entry=0xb78ff268)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/ipc/chromium/src/base/message_loop.cc:215
>No locals.
>#7  0x4e038f9d in RunHandler (this=0xb78ff268)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/ipc/chromium/src/base/message_loop.cc:208
>No locals.
>#8  MessageLoop::Run (this=this@entry=0xb78ff268)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/ipc/chromium/src/base/message_loop.cc:182
>        save_state = {<MessageLoop::RunState> = {run_depth = 1, quit_received = false}, 
>          loop_ = 0xb78ff268, previous_state_ = 0x0}
>#9  0x4e03c58c in base::Thread::ThreadMain (this=0xb7dffe40)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/ipc/chromium/src/base/thread.cc:156
>        message_loop = {<base::MessagePump::Delegate> = {
>            _vptr.Delegate = 0x4ee6be38 <vtable for MessageLoop+8>}, type_ = MessageLoop::TYPE_IO, 
>          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_ = {
>            ptr_ = 0xb7df6670}, destruction_observers_ = {
>            observers_ = std::vector of length 0, capacity 0, notify_depth_ = 0, 
>            type_ = base::ObserverList<MessageLoop::DestructionObserver, false>::NOTIFY_ALL}, 
>          nestable_tasks_allowed_ = true, exception_restoration_ = false, 
>          thread_name_ = "Gecko_IOThread", 
>          incoming_queue_ = std::queue wrapping: std::deque with 0 elements, incoming_queue_lock_ = {
>            lock_ = {os_lock_ = {__data = {__lock = 0, __count = 0, __owner = 0, __kind = 0, 
>                  __nusers = 0, {__spins = 0, __list = {__next = 0x0}}}, 
>                __size = '\000' <repeats 23 times>, __align = 0}}}, state_ = 0xb78ff230, 
>          run_depth_base_ = 1, next_sequence_num_ = 0}
>#10 0x4e0400fa in ThreadFunc (closure=0xb7dffe40)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/ipc/chromium/src/base/platform_thread_posix.cc:39
>        delegate = 0xb7dffe40
>#11 0x446159da in start_thread (arg=0xb78ffb40) at pthread_create.c:308
>        __res = <optimized out>
>        pd = 0xb78ffb40
>        now = <optimized out>
>        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {1147297792, -1215300800, 4001536, -1215302616, 
>                -2018800308, 1526717611}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
>            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
>        not_first_call = <optimized out>
>        pagesize_m1 = <optimized out>
>        sp = <optimized out>
>        freesize = <optimized out>
>#12 0x44545a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:131
>No locals.
>
>Thread 1 (Thread 0xb7fda700 (LWP 12174)):
>#0  isValid (this=0xb23fb348)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinferinlines.h:141
>        chunk = <error reading variable chunk (Cannot access memory at address 0x54)>
>#1  js::types::TypeCompartment::addPendingRecompile (this=this@entry=0xb4f49e64, 
>    cx=cx@entry=0xa8a7c200, info=...)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinfer.cpp:2521
>        hasJITCode = <optimized out>
>#2  0x4f0cbd22 in addPendingRecompile (pc=0x0, script=..., cx=0xa8a7c200, this=0xb4f49e64)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinfer.cpp:2590
>        chunk = <optimized out>
>        chunkIndex = 0
>        barriers = <optimized out>
>        constructing = 1
>#3  AddPendingRecompile (pc=0x0, kind=RECOMPILE_NONE, script=..., cx=0xa8a7c200)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinfer.cpp:2019
>        info = <optimized out>
>#4  TypeConstraintFreezeStack::newType (this=0x9d83f308, cx=0xa8a7c200, source=0xa88bbd40, type=...)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinfer.cpp:2072
>        script = {<js::RootedBase<JSScript*>> = {<No data fields>}, ptr = 0xb3058d30}
>#5  0x4f0c41a1 in resolvePending (cx=0xa8a7c200, this=0xb4f49e64)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinferinlines.h:1100
>        pending = <optimized out>
>        cx = 0xa8a7c200
>        this = 0xb4f49e64
>#6  js::types::TypeSet::addType (this=0xa88bbd40, cx=0xa8a7c200, type=...)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinferinlines.h:1419
>        this = 0xa88bbd40
>        cx = 0xa8a7c200
>#7  0x4f0c6748 in js::types::TypeMonitorResult (cx=0xa8a7c200, script=script@entry=..., 
>    pc=0xa4525a9d ":", rval=...)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinfer.cpp:5359
>        enter = {freeOp = 0xb4f4da24, compartment = 0xb4f49c00, oldActiveAnalysis = false, 
>          oldActiveInference = false}
>        type = {data = 2}
>#8  0x4f315cbe in Monitor (rval=..., pc=<optimized out>, script=..., cx=<optimized out>)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/jsinferinlines.h:881
>No locals.
>#9  UncachedInlineCall (f=..., initial=initial@entry=js::INITIAL_NONE, pret=pret@entry=0xbfffa018, 
>    unjittable=unjittable@entry=0xbfffa01c, argc=argc@entry=0)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/methodjit/InvokeHelpers.cpp:372
>        fscript = {<js::RootedBase<JSScript*>> = {<No data fields>}, ptr = 0xb3058d30}
>        cx = 0xa8a7c200
>        newfun = <optimized out>
>        fscript = {<js::RootedBase<JSScript*>> = {<No data fields>}, ptr = 0xb3058d30}
>        regsGuard = {prevContextRegs = <optimized out>, cx = 0xa8a7c200, regs_ = @0xbfff9f60}
>        script = {<js::RootedBase<JSScript*>> = {<No data fields>}, ptr = 0xb3058e98}
>        args = {<JS::CallReceiver> = {argv_ = 0xb42ff750}, argc_ = 0}
>        newscript = <optimized out>
>        regs = {sp = 0xb42ff748, pc = 0xa4525a9d ":", inlined_ = 0x0, fp_ = 0xb42ff6f8, 
>          static offsetOfFp = 12, static offsetOfInlined = 8}
>        ok = true
>#10 0x4f317b4e in js::mjit::stubs::UncachedCallHelper (f=..., argc=0, lowered=false, ucr=...)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/methodjit/InvokeHelpers.cpp:455
>        initial = js::INITIAL_NONE
>        cx = <optimized out>
>        fscript = {<js::RootedBase<JSScript*>> = {<No data fields>}, ptr = 0xb3058d30}
>#11 0x4f3014ac in js::mjit::CallCompiler::update (this=0xbfffa050)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/methodjit/MonoIC.cpp:1231
>        flags = <optimized out>
>        monitor = {cx = 0xa8a7c200, recompilations = 1, frameExpansions = 0, gcNumber = <optimized out>}
>        ucr = {fun = {<js::RootedBase<JSFunction*>> = {<No data fields>}, ptr = 0xb305e6e0}, 
>          codeAddr = 0x0, unjittable = false}
>        script = <optimized out>
>#12 0x4f3017a4 in js::mjit::ic::Call (f=..., ic=<optimized out>)
>    at /usr/src/debug/xulrunner-19.0.2/mozilla-release/js/src/methodjit/MonoIC.cpp:1312
>        cc = {<js::mjit::BaseCompiler> = {<js::mjit::MacroAssemblerTypedefs> = {<No data fields>}, 
>            cx = 0xa8a7c200}, f = @0xbfffa070, ic = @0xb2683dfc, callingNew = false}
>#13 0xac074d79 in ?? ()
>No symbol table info available.
>#14 0x4f503000 in ?? () from /usr/lib/xulrunner/libmozjs.so
>No symbol table info available.
>Backtrace stopped: previous frame inner to this frame (corrupt stack?)
>A debugging session is active.
>
>	Inferior 1 [process 12174] will be killed.
>
>Quit anyway? (y or n)

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Attachments on bug 923701: 713176