help make sense of gdb backtrace

Anton Shterenlikht mexas at bristol.ac.uk
Mon Nov 12 10:03:21 UTC 2012 

I'm trying to debug firefox on ia64.
It segfaults on startup.
The output of "thread apply all bt" is at:

http://seis.bris.ac.uk/~mexas/ff17.gdb.log

or below.

Thanks for any hints on where to dig next.

Anton

Core was generated by `firefox'.
Program terminated with signal 11, Segmentation fault.
#0  0x0000000120476a80 in thr_kill () from /lib/libc.so.7
[New Thread 1357a7800 (LWP 110621/Media Decode)]
[New Thread 132b1f400 (LWP 110620/Media State)]
[New Thread 132b1f800 (LWP 110619/firefox)]
[New Thread 134fa0c00 (LWP 110618/mozStorage #4)]
[New Thread 134f9a800 (LWP 110617/mozStorage #3)]
[New Thread 133c4ec00 (LWP 110616/Cache Deleter)]
[New Thread 1323cc400 (LWP 110615/URL Classifier)]
[New Thread 1323cc800 (LWP 110614/Cache I/O)]
[New Thread 1323ce000 (LWP 110613/mozStorage #2)]
[New Thread 1323cec00 (LWP 107295/DNS Resolver #1)]
[New Thread 132717c00 (LWP 110611/StreamTrans #2)]
[New Thread 120803000 (LWP 110610/HTML5 Parser)]
[New Thread 132754c00 (LWP 110609/mozStorage #1)]
[New Thread 1304c6400 (LWP 110607/Cert Verify)]
[New Thread 1304c2c00 (LWP 110606/Timer)]
[New Thread 130190400 (LWP 110605/JS Watchdog)]
[New Thread 1303ca800 (LWP 110604/firefox)]
[New Thread 1303c9800 (LWP 109945/JS GC Helper)]
[New Thread 1303c3800 (LWP 109944/Hang Monitor)]
[New Thread 1303c5400 (LWP 109943/Socket Thread)]
[New Thread 120810400 (LWP 108325/XPCOM CC)]
[New Thread 120804000 (LWP 108320/Gecko_IOThread)]
[New Thread 120802400 (LWP 109371/firefox)]

Thread 23 (Thread 120802400 (LWP 109371/firefox)):
#0  0x00000001291dfe21 in js::frontend::BytecodeEmitter::notes (this=0x7fffffffffffb360)
    at BytecodeEmitter.h:174
#1  0x00000001291fc830 in SetSrcNoteOffset (cx=0x132fe8200, bce=0x7fffffffffffb360, index=86, 
    which=0, offset=25)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6838
#2  0x00000001291fd3c0 in js::frontend::NewSrcNote2 (cx=0x132fe8200, bce=0x7fffffffffffb360, 
    type=js::SRC_PCBASE, offset=25)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6756
#3  0x0000000129235ea0 in EmitCallOrNew (cx=0x132fe8200, bce=0x7fffffffffffb360, pn=0x131683d58, 
    top=229)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:5457
#4  0x0000000129210830 in js::frontend::EmitTree (cx=0x132fe8200, bce=0x7fffffffffffb360, 
    pn=0x131683d58)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6484
#5  0x0000000129213a00 in EmitUnary (cx=0x132fe8200, bce=0x7fffffffffffb360, pn=0x131683848)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:5972
#6  0x00000001292100f0 in js::frontend::EmitTree (cx=0x132fe8200, bce=0x7fffffffffffb360, 
    pn=0x131683848)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6420
#7  0x0000000129217c60 in EmitLogical (cx=0x132fe8200, bce=0x7fffffffffffb360, pn=0x131683d10)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:5528
#8  0x000000012920f550 in js::frontend::EmitTree (cx=0x132fe8200, bce=0x7fffffffffffb360, 
    pn=0x131683d10)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6317
#9  0x000000012921b770 in EmitIf (cx=0x132fe8200, bce=0x7fffffffffffb360, pn=0x131683ec0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:4177
#10 0x000000012920e380 in js::frontend::EmitTree (cx=0x132fe8200, bce=0x7fffffffffffb360, 
    pn=0x131683ec0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6173
#11 0x0000000129218320 in EmitStatementList (cx=0x132fe8200, bce=0x7fffffffffffb360, 
    pn=0x131686218, top=0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:5189
#12 0x000000012920ee90 in js::frontend::EmitTree (cx=0x132fe8200, bce=0x7fffffffffffb360, 
    pn=0x131686218)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6252
#13 0x000000012920e2c0 in js::frontend::EmitTree (cx=0x132fe8200, bce=0x7fffffffffffb360, 
    pn=0x131685e78)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6168
#14 0x000000012921e910 in js::frontend::EmitFunctionScript (cx=0x132fe8200, 
    bce=0x7fffffffffffb360, body=0x131685e78)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:2661
#15 0x000000012920b960 in EmitFunc (cx=0x132fe8200, bce=0x7fffffffffffbf30, pn=0x131685da0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:4905
#16 0x000000012920ce90 in js::frontend::EmitTree (cx=0x132fe8200, bce=0x7fffffffffffbf30, 
    pn=0x131685da0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6068
#17 0x00000001292153c0 in EmitObject (cx=0x132fe8200, bce=0x7fffffffffffbf30, pn=0x1321032a8)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:5795
#18 0x0000000129210ca0 in js::frontend::EmitTree (cx=0x132fe8200, bce=0x7fffffffffffbf30, 
    pn=0x1321032a8)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6527
#19 0x000000012922ac80 in EmitAssignment (cx=0x132fe8200, bce=0x7fffffffffffbf30, lhs=0x132103260, 
    op=JSOP_NOP, rhs=0x1321032a8)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:3595
#20 0x000000012920f440 in js::frontend::EmitTree (cx=0x132fe8200, bce=0x7fffffffffffbf30, 
    pn=0x132120490)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6307
#21 0x0000000129225490 in EmitStatement (cx=0x132fe8200, bce=0x7fffffffffffbf30, pn=0x1321204d8)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:5259
#22 0x000000012920ef60 in js::frontend::EmitTree (cx=0x132fe8200, bce=0x7fffffffffffbf30, 
    pn=0x1321204d8)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6260
#23 0x0000000129218320 in EmitStatementList (cx=0x132fe8200, bce=0x7fffffffffffbf30, 
    pn=0x13210f890, top=9)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:5189
#24 0x000000012920ee90 in js::frontend::EmitTree (cx=0x132fe8200, bce=0x7fffffffffffbf30, 
    pn=0x13210f890)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6252
#25 0x000000012920e2c0 in js::frontend::EmitTree (cx=0x132fe8200, bce=0x7fffffffffffbf30, 
    pn=0x13210e188)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6168
#26 0x000000012921e910 in js::frontend::EmitFunctionScript (cx=0x132fe8200, 
    bce=0x7fffffffffffbf30, body=0x13210e188)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:2661
#27 0x000000012920b960 in EmitFunc (cx=0x132fe8200, bce=0x7fffffffffffc688, pn=0x13210f0b0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:4905
#28 0x000000012920ce90 in js::frontend::EmitTree (cx=0x132fe8200, bce=0x7fffffffffffc688, 
    pn=0x13210f0b0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6068
#29 0x0000000129235d40 in EmitCallOrNew (cx=0x132fe8200, bce=0x7fffffffffffc688, pn=0x13210d2f8, 
    top=332)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:5452
#30 0x0000000129210830 in js::frontend::EmitTree (cx=0x132fe8200, bce=0x7fffffffffffc688, 
    pn=0x13210d2f8)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6484
#31 0x0000000129225490 in EmitStatement (cx=0x132fe8200, bce=0x7fffffffffffc688, pn=0x132120be0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:5259
#32 0x000000012920ef60 in js::frontend::EmitTree (cx=0x132fe8200, bce=0x7fffffffffffc688, 
    pn=0x132120be0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeEmitter.cpp:6260
#33 0x00000001291ddf50 in js::frontend::CompileScript (cx=0x132fe8200, scopeChain=
      {<JS::HandleBase<JSObject*>> = {<No data fields>}, ptr = 0x7fffffffffffd0c8}, 
    callerFrame=0x0, options=@0x7fffffffffffcfd0, chars=0x135e12008, length=166340, source_=0x0, 
    staticLevel=0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/frontend/BytecodeCompiler.cpp:200
#34 0x0000000128a08d60 in JS::Evaluate (cx=0x132fe8200, obj=
      {<JS::HandleBase<JSObject*>> = {<No data fields>}, ptr = 0x7fffffffffffd0c8}, options=
      {principals = 0x134ef79e8, originPrincipals = 0x1323f1dd8, version = JSVERSION_DEFAULT, versionSet = true, utf8 = false, filename = 0x131298cf8 "http://a.l.yimg.com/pv/static/lib/syc_metro_201210020415.js", lineno = 1, compileAndGo = true, noScriptRval = true, selfHostingMode = false, sourcePolicy = JS::CompileOptions::SAVE_SOURCE}, chars=0x135e12008, length=166340, rval=0x0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/js/src/jsapi.cpp:5659
#35 0x000000012462e5b0 in nsJSContext::EvaluateString (this=0x1344ff100, aScript=@0x13128f428, 
    aScopeObject=0x13119c020, aPrincipal=0x134ef79e0, aOriginPrincipal=0x1323f1dd0, 
    aURL=0x131298cf8 "http://a.l.yimg.com/pv/static/lib/syc_metro_201210020415.js", aLineNo=1, 
    aVersion=JSVERSION_DEFAULT, aRetValue=0x0, aIsUndefined=0x7fffffffffffd210)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/dom/base/nsJSEnvironment.cpp:1499
#36 0x00000001239ef310 in nsScriptLoader::EvaluateScript (this=0x134fd8780, aRequest=0x13128f400, 
    aScript=@0x13128f428)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/content/base/src/nsScriptLoader.cpp:841
#37 0x00000001239efd90 in nsScriptLoader::ProcessRequest (this=0x134fd8780, aRequest=0x13128f400)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/content/base/src/nsScriptLoader.cpp:734
#38 0x00000001239f0820 in nsScriptLoader::ProcessPendingRequests (this=0x134fd8780)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/content/base/src/nsScriptLoader.cpp:890
#39 0x00000001239f1d10 in nsScriptLoader::OnStreamComplete (this=0x134fd8780, aLoader=0x1325ae200, 
    aContext=0x13128f400, aStatus=0, aStringLen=166340, 
    aString=0x135dc2000 "if(typeof YUI!=\"undefined\"){YUI._YUI=YUI}var YUI=function(){var c=0,f=this,b=arguments,a=b.length,e=function(h,g){return(h&&h.hasOwnProperty&&(h instanceof g))},d=(typeof YUI_config!==\"undefined\")&&YU"...)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/content/base/src/nsScriptLoader.cpp:1109
#40 0x000000012226a000 in nsStreamLoader::OnStopRequest (this=0x1325ae200, request=0x13140bc58, 
    ctxt=0x13128f400, aStatus=0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/netwerk/base/src/nsStreamLoader.cpp:95
#41 0x00000001222f6340 in nsHTTPCompressConv::OnStopRequest (this=0x135130e80, 
    request=0x13140bc58, aContext=0x13128f400, aStatus=0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/netwerk/streamconv/converters/nsHTTPCompressConv.cpp:94
#42 0x0000000122268070 in nsStreamListenerTee::OnStopRequest (this=0x134e026c0, 
    request=0x13140bc58, context=0x13128f400, status=0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/netwerk/base/src/nsStreamListenerTee.cpp:49
#43 0x0000000122570140 in mozilla::net::nsHttpChannel::OnStopRequest (this=0x13140bc00, 
    request=0x13437a580, ctxt=0x0, status=0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/netwerk/protocol/http/nsHttpChannel.cpp:4957
#44 0x000000012219c550 in nsInputStreamPump::OnStateStop (this=0x13437a580)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/netwerk/base/src/nsInputStreamPump.cpp:559
#45 0x000000012219c960 in nsInputStreamPump::OnInputStreamReady (this=0x13437a580, 
    stream=0x135124b98)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/netwerk/base/src/nsInputStreamPump.cpp:374
#46 0x00000001279f67e0 in nsInputStreamReadyEvent::Run (this=0x134e02780)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/xpcom/io/nsStreamUtils.cpp:82
#47 0x0000000127a6ec80 in nsThread::ProcessNextEvent (this=0x120885520, mayWait=false, 
    result=0x7fffffffffffd6a0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/xpcom/threads/nsThread.cpp:624
#48 0x00000001278e90e0 in NS_ProcessNextEvent_P (thread=0x120885520, mayWait=false)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/xpcom/build/nsThreadUtils.cpp:220
#49 0x0000000126fe8580 in mozilla::ipc::MessagePump::Run (this=0x1208136c0, aDelegate=0x1208f6180)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/ipc/glue/MessagePump.cpp:82
#50 0x0000000127bacf30 in MessageLoop::RunInternal (this=0x1208f6180)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/ipc/chromium/src/base/message_loop.cc:208
#51 0x0000000127bacf90 in MessageLoop::RunHandler (this=0x1208f6180)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/ipc/chromium/src/base/message_loop.cc:201
#52 0x0000000127bad120 in MessageLoop::Run (this=0x1208f6180)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/ipc/chromium/src/base/message_loop.cc:175
#53 0x0000000126b4bde0 in nsBaseAppShell::Run (this=0x12f7c9350)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/widget/xpwidgets/nsBaseAppShell.cpp:163
#54 0x000000012621d940 in nsAppStartup::Run (this=0x12f8beca0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/toolkit/components/startup/nsAppStartup.cpp:296
#55 0x00000001220da0c0 in XREMain::XRE_mainRun (this=0x7fffffffffffda88)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/toolkit/xre/nsAppRunner.cpp:3807
#56 0x00000001220df150 in XREMain::XRE_main (this=0x7fffffffffffda88, argc=1, 
    argv=0x7fffffffffffe5e8, aAppData=0x100054aa8)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/toolkit/xre/nsAppRunner.cpp:3884
#57 0x00000001220df810 in XRE_main (argc=1, argv=0x7fffffffffffe5e8, aAppData=0x100054aa8, 
    aFlags=0)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/toolkit/xre/nsAppRunner.cpp:3960
#58 0x0000000100004080 in do_main (argc=1, argv=0x7fffffffffffe5e8)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/browser/app/nsBrowserApp.cpp:174
#59 0x0000000100004700 in main (argc=1, argv=0x7fffffffffffe5e8)
    at /usr/ports/freebsd-gecko/www/firefox/work/mozilla-beta/browser/app/nsBrowserApp.cpp:280

Thread 22 (Thread 120804000 (LWP 108320/Gecko_IOThread)):
#0  0x00000001205b8e00 in kevent () from /lib/libc.so.7
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 21 (Thread 120810400 (LWP 108325/XPCOM CC)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)
Current language:  auto; currently asm

Thread 20 (Thread 1303c5400 (LWP 109943/Socket Thread)):
#0  0x000000012051efa0 in poll () from /lib/libc.so.7
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 19 (Thread 1303c3800 (LWP 109944/Hang Monitor)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 18 (Thread 1303c9800 (LWP 109945/JS GC Helper)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 17 (Thread 1303ca800 (LWP 110604/firefox)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 16 (Thread 130190400 (LWP 110605/JS Watchdog)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 15 (Thread 1304c2c00 (LWP 110606/Timer)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 14 (Thread 1304c6400 (LWP 110607/Cert Verify)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 13 (Thread 132754c00 (LWP 110609/mozStorage #1)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 12 (Thread 120803000 (LWP 110610/HTML5 Parser)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 11 (Thread 132717c00 (LWP 110611/StreamTrans #2)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 10 (Thread 1323cec00 (LWP 107295/DNS Resolver #1)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 9 (Thread 1323ce000 (LWP 110613/mozStorage #2)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 8 (Thread 1323cc800 (LWP 110614/Cache I/O)):
#0  0x00000001204755c0 in posix_fallocate () from /lib/libc.so.7
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 7 (Thread 1323cc400 (LWP 110615/URL Classifier)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 6 (Thread 133c4ec00 (LWP 110616/Cache Deleter)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 5 (Thread 134f9a800 (LWP 110617/mozStorage #3)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 4 (Thread 134fa0c00 (LWP 110618/mozStorage #4)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 3 (Thread 132b1f800 (LWP 110619/firefox)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 2 (Thread 132b1f400 (LWP 110620/Media State)):
#0  0x00000001203a63e0 in _umtx_op_err () at /usr/src/lib/libthr/arch/ia64/ia64/_umtx_op_err.S:33
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

Thread 1 (Thread 1357a7800 (LWP 110621/Media Decode)):
#0  0x0000000120476a80 in thr_kill () from /lib/libc.so.7
#1  0x0000000000000000 in ?? ()
Previous frame identical to this frame (corrupt stack?)

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