[Bug 286366] Re: segfault in GCGraphBuilder::AddNode
Brian J. Murrell
brian at interlinx.bc.ca
Tue Oct 21 02:44:59 UTC 2008
For posterity, another:
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0xb7d406c0 (LWP 22826)]
GCGraphBuilder::AddNode (this=0xbf813e5c, s=0xa2a5540, aParticipant=0x8dc53f4)
at nsCycleCollector.cpp:1287
1287 nsCycleCollector.cpp: No such file or directory.
in nsCycleCollector.cpp
Current language: auto; currently c++
(gdb) where
#0 GCGraphBuilder::AddNode (this=0xbf813e5c, s=0xa2a5540, aParticipant=0x8dc53f4)
at nsCycleCollector.cpp:1287
#1 0xb79a7401 in GCGraphBuilder::NoteScriptChild (this=0xbf813e5c, langID=2, child=0xa2a5540)
at nsCycleCollector.cpp:1237
#2 0xb71f56b0 in NoteJSChild (trc=0x1354db20, thing=0xa2a5540, kind=0) at nsXPConnect.cpp:744
#3 0xb7cdddf9 in JS_CallTracer (trc=0xbf813db0, thing=0xa2a5540, kind=0) at jsgc.c:2449
#4 0xb7cf3ecc in js_TraceObject (trc=0xbf813db0, obj=0xac52a9a0) at jsobj.c:5082
#5 0xb7cddbba in JS_TraceChildren (trc=0xbf813db0, thing=0xac52a9a0, kind=0) at jsgc.c:2233
#6 0xb71f5770 in nsXPConnect::Traverse (this=0x8dc53e0, p=0xac52a9a0, cb=@0xbf813e5c)
at nsXPConnect.cpp:935
#7 0xb79a6c84 in GCGraphBuilder::Traverse (this=0xbf813e5c, aPtrInfo=0x9d3288c4)
at nsCycleCollector.cpp:1319
#8 0xb79a6ce7 in nsCycleCollector::MarkRoots (this=0x8dcd698, builder=@0xbf813e5c)
at nsCycleCollector.cpp:1513
#9 0xb79a7795 in nsCycleCollector::BeginCollection (this=0x8dcd698) at nsCycleCollector.cpp:2368
#10 0xb79a77d8 in nsCycleCollector_beginCollection () at nsCycleCollector.cpp:2910
#11 0xb71f66cc in XPCCycleCollectGCCallback (cx=0x92a1838, status=JSGC_MARK_END)
at nsXPConnect.cpp:440
#12 0xb7cded7a in js_GC (cx=0x92a1838, gckind=GC_NORMAL) at jsgc.c:3239
#13 0xb7cbb63a in JS_GC (cx=0x92a1838) at jsapi.c:2469
#14 0xb71f5950 in nsXPConnect::Collect (this=0x8dc53e0) at nsXPConnect.cpp:529
#15 0xb79a78fa in nsCycleCollector::Collect (this=0x8dcd698, aTryCollections=1)
at nsCycleCollector.cpp:2250
#16 0xb79a7a39 in nsCycleCollector_collect () at nsCycleCollector.cpp:2898
#17 0xb75a2f42 in nsJSContext::CC () at nsJSEnvironment.cpp:3346
#18 0xb75a31fa in nsJSContext::Notify (this=0xacf47d68, timer=0x9e79d190)
at nsJSEnvironment.cpp:3438
#19 0xb799ea42 in nsTimerImpl::Fire (this=0x9e79d190) at nsTimerImpl.cpp:403
#20 0xb799eab7 in nsTimerEvent::Run (this=0xa9883950) at nsTimerImpl.cpp:490
#21 0xb799c56c in nsThread::ProcessNextEvent (this=0x8db78d0, mayWait=1, result=0xbf8180b4)
at nsThread.cpp:510
#22 0xb796cf88 in NS_ProcessNextEvent_P (thread=0x1354db20, mayWait=1) at nsThreadUtils.cpp:227
#23 0xb78f02c4 in nsBaseAppShell::Run (this=0x9185638) at nsBaseAppShell.cpp:170
#24 0xb7785ab8 in nsAppStartup::Run (this=0x91c7ed0) at nsAppStartup.cpp:181
#25 0xb71ea508 in XRE_main (argc=2, argv=0xbf81b814, aAppData=0x8d32830) at nsAppRunner.cpp:3194
#26 0x080491ab in ?? ()
#27 0xb7d58685 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#28 0x08048d11 in ?? ()
(gdb) thread apply all bt
Thread 8 (Thread 0xb1532b90 (LWP 22935)):
#0 0xb801c430 in __kernel_vsyscall ()
#1 0xb7fd3075 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2 0xb7c76e39 in PR_WaitCondVar (cvar=0x8fc9380, timeout=4294967295) at ptsynch.c:405
#3 0xb7c76eb7 in PR_Wait (mon=0x8f689d8, timeout=4294967295) at ptsynch.c:584
#4 0xb799b791 in nsEventQueue::GetEvent (this=0x8e81238, mayWait=1, result=0xb1532304)
at ../../dist/include/xpcom/nsAutoLock.h:340
#5 0xb799c540 in nsThread::ProcessNextEvent (this=0x8e81218, mayWait=1, result=0xb1532344)
at nsThread.h:112
#6 0xb796cf88 in NS_ProcessNextEvent_P (thread=0x80, mayWait=1) at nsThreadUtils.cpp:227
#7 0xb799ccd3 in nsThread::ThreadFunc (arg=0x8e81218) at nsThread.cpp:253
#8 0xb7c7d1e1 in _pt_root (arg=0x9773c18) at ptthread.c:221
#9 0xb7fcf50f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#10 0xb7e237ee in clone () from /lib/tls/i686/cmov/libc.so.6
Thread 6 (Thread 0xb5a7cb90 (LWP 22849)):
#0 0xb801c430 in __kernel_vsyscall ()
#1 0xb7e18f77 in poll () from /lib/tls/i686/cmov/libc.so.6
#2 0xb7c78d8c in _pr_poll_with_poll (pds=0x8e46848, npds=1, timeout=4294967295) at ptio.c:3895
#3 0xb7247a7b in nsSocketTransportService::Poll (this=0x8e46368, wait=1, interval=0xb5a7c1e8)
at nsSocketTransportService2.cpp:349
#4 0xb7247f70 in nsSocketTransportService::DoPollIteration (this=0x8e46368, wait=1)
at nsSocketTransportService2.cpp:644
#5 0xb724821a in nsSocketTransportService::OnProcessNextEvent (this=0x8e46368, thread=0x8e43810,
mayWait=1, depth=1) at nsSocketTransportService2.cpp:523
#6 0xb799c50e in nsThread::ProcessNextEvent (this=0x8e43810, mayWait=1, result=0xb5a7c294)
at nsThread.cpp:497
#7 0xb796cf88 in NS_ProcessNextEvent_P (thread=0x1, mayWait=1) at nsThreadUtils.cpp:227
#8 0xb7247c93 in nsSocketTransportService::Run (this=0x8e46368)
at nsSocketTransportService2.cpp:565
#9 0xb799c56c in nsThread::ProcessNextEvent (this=0x8e43810, mayWait=1, result=0xb5a7c344)
at nsThread.cpp:510
#10 0xb796cf88 in NS_ProcessNextEvent_P (thread=0x1, mayWait=1) at nsThreadUtils.cpp:227
#11 0xb799ccd3 in nsThread::ThreadFunc (arg=0x8e43810) at nsThread.cpp:253
#12 0xb7c7d1e1 in _pt_root (arg=0x8e46bd0) at ptthread.c:221
#13 0xb7fcf50f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#14 0xb7e237ee in clone () from /lib/tls/i686/cmov/libc.so.6
Thread 5 (Thread 0xb527bb90 (LWP 22850)):
#0 0xb801c430 in __kernel_vsyscall ()
#1 0xb7fd33a2 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2 0xb7c75f9e in pt_TimedWait (cv=0x8da7424, ml=0x8db7c98, timeout=113) at ptsynch.c:280
#3 0xb7c76dc0 in PR_WaitCondVar (cvar=0x8da7420, timeout=113) at ptsynch.c:407
#4 0xb799f4bc in TimerThread::Run (this=0x8db7be0) at TimerThread.cpp:345
#5 0xb799c56c in nsThread::ProcessNextEvent (this=0x8e823c8, mayWait=1, result=0xb527b344)
at nsThread.cpp:510
#6 0xb796cf88 in NS_ProcessNextEvent_P (thread=0x80, mayWait=1) at nsThreadUtils.cpp:227
#7 0xb799ccd3 in nsThread::ThreadFunc (arg=0x8e823c8) at nsThread.cpp:253
#8 0xb7c7d1e1 in _pt_root (arg=0x8e825e8) at ptthread.c:221
#9 0xb7fcf50f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#10 0xb7e237ee in clone () from /lib/tls/i686/cmov/libc.so.6
Thread 4 (Thread 0xb488bb90 (LWP 22854)):
#0 0xb801c430 in __kernel_vsyscall ()
#1 0xb7fd3075 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2 0xb7c76e39 in PR_WaitCondVar (cvar=0x9389d00, timeout=4294967295) at ptsynch.c:405
#3 0xb77a5266 in nsSSLThread::Run (this=0x934ea60) at nsSSLThread.cpp:964
#4 0xb77a4b9a in nsPSMBackgroundThread::nsThreadRunner (arg=0x934ea60)
at nsPSMBackgroundThread.cpp:44
#5 0xb7c7d1e1 in _pt_root (arg=0x9389d40) at ptthread.c:221
#6 0xb7fcf50f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7 0xb7e237ee in clone () from /lib/tls/i686/cmov/libc.so.6
Thread 3 (Thread 0xb381eb90 (LWP 22855)):
#0 0xb801c430 in __kernel_vsyscall ()
#1 0xb7fd3075 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2 0xb7c76e39 in PR_WaitCondVar (cvar=0x9389ea0, timeout=4294967295) at ptsynch.c:405
#3 0xb77a62fe in nsCertVerificationThread::Run (this=0x9389df0)
at nsCertVerificationThread.cpp:138
#4 0xb77a4b9a in nsPSMBackgroundThread::nsThreadRunner (arg=0x9389df0)
at nsPSMBackgroundThread.cpp:44
#5 0xb7c7d1e1 in _pt_root (arg=0x9389ee0) at ptthread.c:221
#6 0xb7fcf50f in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#7 0xb7e237ee in clone () from /lib/tls/i686/cmov/libc.so.6
Thread 1 (Thread 0xb7d406c0 (LWP 22826)):
#0 GCGraphBuilder::AddNode (this=0xbf813e5c, s=0xa2a5540, aParticipant=0x8dc53f4)
at nsCycleCollector.cpp:1287
#1 0xb79a7401 in GCGraphBuilder::NoteScriptChild (this=0xbf813e5c, langID=2, child=0xa2a5540)
at nsCycleCollector.cpp:1237
#2 0xb71f56b0 in NoteJSChild (trc=0x1354db20, thing=0xa2a5540, kind=0) at nsXPConnect.cpp:744
#3 0xb7cdddf9 in JS_CallTracer (trc=0xbf813db0, thing=0xa2a5540, kind=0) at jsgc.c:2449
#4 0xb7cf3ecc in js_TraceObject (trc=0xbf813db0, obj=0xac52a9a0) at jsobj.c:5082
#5 0xb7cddbba in JS_TraceChildren (trc=0xbf813db0, thing=0xac52a9a0, kind=0) at jsgc.c:2233
#6 0xb71f5770 in nsXPConnect::Traverse (this=0x8dc53e0, p=0xac52a9a0, cb=@0xbf813e5c)
at nsXPConnect.cpp:935
#7 0xb79a6c84 in GCGraphBuilder::Traverse (this=0xbf813e5c, aPtrInfo=0x9d3288c4)
at nsCycleCollector.cpp:1319
#8 0xb79a6ce7 in nsCycleCollector::MarkRoots (this=0x8dcd698, builder=@0xbf813e5c)
at nsCycleCollector.cpp:1513
#9 0xb79a7795 in nsCycleCollector::BeginCollection (this=0x8dcd698) at nsCycleCollector.cpp:2368
#10 0xb79a77d8 in nsCycleCollector_beginCollection () at nsCycleCollector.cpp:2910
#11 0xb71f66cc in XPCCycleCollectGCCallback (cx=0x92a1838, status=JSGC_MARK_END)
at nsXPConnect.cpp:440
#12 0xb7cded7a in js_GC (cx=0x92a1838, gckind=GC_NORMAL) at jsgc.c:3239
#13 0xb7cbb63a in JS_GC (cx=0x92a1838) at jsapi.c:2469
#14 0xb71f5950 in nsXPConnect::Collect (this=0x8dc53e0) at nsXPConnect.cpp:529
#15 0xb79a78fa in nsCycleCollector::Collect (this=0x8dcd698, aTryCollections=1)
at nsCycleCollector.cpp:2250
#16 0xb79a7a39 in nsCycleCollector_collect () at nsCycleCollector.cpp:2898
#17 0xb75a2f42 in nsJSContext::CC () at nsJSEnvironment.cpp:3346
#18 0xb75a31fa in nsJSContext::Notify (this=0xacf47d68, timer=0x9e79d190)
at nsJSEnvironment.cpp:3438
#19 0xb799ea42 in nsTimerImpl::Fire (this=0x9e79d190) at nsTimerImpl.cpp:403
#20 0xb799eab7 in nsTimerEvent::Run (this=0xa9883950) at nsTimerImpl.cpp:490
#21 0xb799c56c in nsThread::ProcessNextEvent (this=0x8db78d0, mayWait=1, result=0xbf8180b4)
at nsThread.cpp:510
#22 0xb796cf88 in NS_ProcessNextEvent_P (thread=0x1354db20, mayWait=1) at nsThreadUtils.cpp:227
#23 0xb78f02c4 in nsBaseAppShell::Run (this=0x9185638) at nsBaseAppShell.cpp:170
#24 0xb7785ab8 in nsAppStartup::Run (this=0x91c7ed0) at nsAppStartup.cpp:181
#25 0xb71ea508 in XRE_main (argc=2, argv=0xbf81b814, aAppData=0x8d32830) at nsAppRunner.cpp:3194
#26 0x080491ab in ?? ()
#27 0xb7d58685 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#28 0x08048d11 in ?? ()
--
segfault in GCGraphBuilder::AddNode
https://bugs.launchpad.net/bugs/286366
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