--- thread stack trace --- . Thread 9 (process 8301): #0 0xb7696a6e in malloc_consolidate () from /lib/tls/i686/cmov/libc.so.6 #1 0xb769850f in _int_free () from /lib/tls/i686/cmov/libc.so.6 #2 0xb769be30 in free () from /lib/tls/i686/cmov/libc.so.6 #3 0xade2f68d in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so #4 0x095833e0 in ?? () #5 0xadefd12c in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so #6 0xbfcc3cf8 in ?? () #7 0xade31bb9 in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so Backtrace stopped: previous frame identical to this frame (corrupt stack?) . Thread 8 (process 8307): #0 0xffffe410 in __kernel_vsyscall () #1 0xb76f6893 in poll () from /lib/tls/i686/cmov/libc.so.6 #2 0xb7d65c39 in PR_Poll (pds=0x80e0588, npds=1, timeout=4294967295) at ptio.c:3877 No locals. #3 0xb70936db in nsSocketTransportService::Poll (this=0x80e00a0, interval=0xb6fa8368) at nsSocketTransportService2.cpp:361 pollList = (PRPollDesc *) 0x80e0588 pollCount = 1 pollTimeout = 4294967295 ts = 25762919 rv = passedInterval = #4 0xb7093f15 in nsSocketTransportService::Run (this=0x80e00a0) at nsSocketTransportService2.cpp:577 pollInterval = 15 n = 1 i = -1 active = 1 #5 0xb7e041cb in nsThread::Main (arg=0x80d3fe0) at nsThread.cpp:118 No locals. #6 0xb7d69ead in _pt_root (arg=0x80d4060) at ptthread.c:220 No locals. #7 0xb7d3131b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #8 0xb770057e in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 7 (process 8314): #0 0xffffe410 in __kernel_vsyscall () #1 0xb7d3584c in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0xb7d630a3 in pt_TimedWait (cv=0x80939b4, ml=0x8083458, timeout=) at ptsynch.c:280 rv = 137681 now = {tv_sec = 1181141780, tv_usec = 146839} tmo = {tv_sec = 1181141784, tv_nsec = 315839000} ticks = 1000 #3 0xb7d63ee1 in PR_WaitCondVar (cvar=0x80939b0, timeout=4169) at ptsynch.c:407 rv = thred = (PRThread *) 0x81b3330 #4 0xb7e064c6 in TimerThread::Run (this=0x8083378) at TimerThread.cpp:318 waitFor = #5 0xb7e041cb in nsThread::Main (arg=0x81a98e8) at nsThread.cpp:118 No locals. #6 0xb7d69ead in _pt_root (arg=0x81b3330) at ptthread.c:220 No locals. #7 0xb7d3131b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #8 0xb770057e in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 6 (process 8324): #0 0xffffe410 in __kernel_vsyscall () #1 0xb7d3584c in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0xb7d630a3 in pt_TimedWait (cv=0x84063bc, ml=0x8406240, timeout=) at ptsynch.c:280 rv = 51975 now = {tv_sec = 1181141780, tv_usec = 758825} tmo = {tv_sec = 1181141781, tv_nsec = 8825000} ticks = 1000 #3 0xb7d63ee1 in PR_WaitCondVar (cvar=0x84063b8, timeout=250) at ptsynch.c:407 rv = thred = (PRThread *) 0x84063f8 #4 0xb0b4a1f7 in nsSSLThread::Run (this=0x8406218) at nsSSLThread.cpp:879 pending_work = busy_socket_ssl_state = nsSSLSocketThreadData::ssl_reading_done socketToDestroy = (class nsNSSSocketInfo *) 0x8406240 #5 0xb0b49300 in nsPSMBackgroundThread::nsThreadRunner (arg=0x8406218) at nsPSMBackgroundThread.cpp:44 No locals. #6 0xb7d69ead in _pt_root (arg=0x84063f8) at ptthread.c:220 No locals. #7 0xb7d3131b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #8 0xb770057e in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 5 (process 8325): #0 0xffffe410 in __kernel_vsyscall () #1 0xb7d3584c in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0xb7d630a3 in pt_TimedWait (cv=0x81d190c, ml=0x81d18a8, timeout=) at ptsynch.c:280 rv = 51969 now = {tv_sec = 1181141780, tv_usec = 758840} tmo = {tv_sec = 1181141781, tv_nsec = 8840000} ticks = 1000 #3 0xb7d63ee1 in PR_WaitCondVar (cvar=0x81d1908, timeout=250) at ptsynch.c:407 rv = thred = (PRThread *) 0x81b9cd8 #4 0xb0b4af80 in nsCertVerificationThread::Run (this=0x81d1858) at nsCertVerificationThread.cpp:142 wait_time = 250 #5 0xb0b49300 in nsPSMBackgroundThread::nsThreadRunner (arg=0x81d1858) at nsPSMBackgroundThread.cpp:44 No locals. #6 0xb7d69ead in _pt_root (arg=0x81b9cd8) at ptthread.c:220 No locals. #7 0xb7d3131b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #8 0xb770057e in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 4 (process 8334): #0 0xffffe410 in __kernel_vsyscall () #1 0xb7d355c6 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0xb7d63f71 in PR_WaitCondVar (cvar=0x8a16460, timeout=4294967295) at ptsynch.c:405 rv = thred = (PRThread *) 0x8a16530 #3 0xaf872e0d in ProcessAsyncMessages () at mozStorageAsyncIO.cpp:1525 message = (AsyncMessage *) 0x0 rc = 0 #4 0xaf873ee9 in AsyncWriteThread::Run (this=0x8a164a0) at mozStorageAsyncIO.cpp:471 eventQueue = { = { mRawPtr = 0xaf873edb}, } rv = #5 0xb7e041cb in nsThread::Main (arg=0x8a164b0) at nsThread.cpp:118 No locals. #6 0xb7d69ead in _pt_root (arg=0x8a16530) at ptthread.c:220 No locals. #7 0xb7d3131b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #8 0xb770057e in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 3 (process 8335): #0 0xffffe410 in __kernel_vsyscall () #1 0xb7d355c6 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0xb7d63f71 in PR_WaitCondVar (cvar=0x8a34c10, timeout=4294967295) at ptsynch.c:405 rv = thred = (PRThread *) 0x8a341c0 #3 0xb7d63fd7 in PR_Wait (mon=0x8a34c50, timeout=4294967295) at ptsynch.c:584 rv = -4 saved_entries = 1 saved_owner = 2944850832 #4 0xb7e00331 in PL_WaitForEvent (self=0x8a164f8) at plevent.c:808 err = event = (PLEvent *) 0x0 mon = (PRMonitor *) 0x8a34c50 #5 0xb7e01c09 in nsEventQueueImpl::WaitForEvent (this=0x8a164d0, aResult=0xaf86d380) at nsEventQueue.cpp:498 correctThread = #6 0xb5d16b05 in EventLoop (arg=0x0) at nsUrlClassifierDBService.cpp:1142 ev = (PLEvent *) 0x9515990 rv = 0 eventQService = { = { mRawPtr = 0x80cc958}, } #7 0xb7d69ead in _pt_root (arg=0x8a341c0) at ptthread.c:220 No locals. #8 0xb7d3131b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #9 0xb770057e in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 2 (process 11168): #0 0xffffe410 in __kernel_vsyscall () #1 0xb7d375ce in sem_wait@GLIBC_2.0 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0xad9603c8 in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so #3 0xb7d3131b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #4 0xb770057e in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 1 (process 11169): #0 0xffffe410 in __kernel_vsyscall () #1 0xb7d394f1 in raise () from /lib/tls/i686/cmov/libpthread.so.0 #2 0x08057836 in nsProfileLock::FatalSignalHandler (signo=11) at nsProfileLock.cpp:206 unblock_sigs = {__val = {1024, 0 }} oldact = #3 #4 0xb7d33460 in pthread_mutex_lock () from /lib/tls/i686/cmov/libpthread.so.0 #5 0xadcc950a in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so #6 0xad957e6d in ?? () from /usr/lib/flashplugin-nonfree/libflashplayer.so #7 0xb7d3131b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #8 0xb770057e in clone () from /lib/tls/i686/cmov/libc.so.6