Debug backtrace for the crash:

Core was generated by `epiphany'.
Program terminated with signal 11, Segmentation fault.
#0  0xffffe410 in __kernel_vsyscall ()
(gdb) thread apply all bt full

Thread 7 (process 6348):
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb7e0e823 in poll () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#2  0xb7eacc29 in PR_Poll (pds=0x844be18, npds=1, timeout=4294967295) at ptio.c:3877
No locals.
#3  0xb59946db in nsSocketTransportService::Poll (this=0x844b930, interval=0xb4b41368)
    at nsSocketTransportService2.cpp:361
        pollList = (PRPollDesc *) 0x844be18
        pollCount = 1
        pollTimeout = 4294967295
        ts = 2751039394
        rv = <value optimized out>
        passedInterval = <value optimized out>
#4  0xb5994f15 in nsSocketTransportService::Run (this=0x844b930) at nsSocketTransportService2.cpp:577
        pollInterval = 1
        n = 1
        i = -12
        active = 1
#5  0xb6f211cb in nsThread::Main (arg=0x844c120) at nsThread.cpp:118
No locals.
#6  0xb7eb0e9d in _pt_root (arg=0x844c1a0) at ptthread.c:220
No locals.
#7  0xb704031b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#8  0xb7e1850e in clone () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.

Thread 6 (process 6349):
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb704484c in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#2  0xb7e24d94 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#3  0xb7eaa093 in pt_TimedWait (cv=0x830aaf4, ml=0x830c7c8, timeout=<value optimized out>) at ptsynch.c:280
        rv = 52685
        now = {tv_sec = 1175277111, tv_usec = 614810}
        tmo = {tv_sec = 1175277113, tv_nsec = 603810000}
        ticks = 1000
#4  0xb7eaaed1 in PR_WaitCondVar (cvar=0x830aaf0, timeout=1989) at ptsynch.c:407
        rv = <value optimized out>
        thred = (PRThread *) 0x877a5e0
#5  0xb6f234c6 in TimerThread::Run (this=0x830c708) at TimerThread.cpp:318
---Type <return> to continue, or q <return> to quit---
        waitFor = <value optimized out>
#6  0xb6f211cb in nsThread::Main (arg=0x87ec290) at nsThread.cpp:118
No locals.
#7  0xb7eb0e9d in _pt_root (arg=0x877a5e0) at ptthread.c:220
No locals.
#8  0xb704031b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#9  0xb7e1850e in clone () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.

Thread 5 (process 6365):
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb704484c in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#2  0xb7e24d94 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#3  0xb7eaa093 in pt_TimedWait (cv=0x86680ac, ml=0x894bc90, timeout=<value optimized out>) at ptsynch.c:280
        rv = 7875
        now = {tv_sec = 1175277112, tv_usec = 402819}
        tmo = {tv_sec = 1175277112, tv_nsec = 652819000}
        ticks = 1000
#4  0xb7eaaed1 in PR_WaitCondVar (cvar=0x86680a8, timeout=250) at ptsynch.c:407
        rv = <value optimized out>
        thred = (PRThread *) 0x881bfb0
#5  0xb4e2c1f7 in nsSSLThread::Run (this=0x889b468) at nsSSLThread.cpp:879
        pending_work = <value optimized out>
        busy_socket_ssl_state = 2988225400
        socketToDestroy = (class nsNSSSocketInfo *) 0x0
#6  0xb4e2b300 in nsPSMBackgroundThread::nsThreadRunner (arg=0x889b468) at nsPSMBackgroundThread.cpp:44
No locals.
#7  0xb7eb0e9d in _pt_root (arg=0x881bfb0) at ptthread.c:220
No locals.
#8  0xb704031b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#9  0xb7e1850e in clone () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.

Thread 4 (process 6366):
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb704484c in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#2  0xb7e24d94 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#3  0xb7eaa093 in pt_TimedWait (cv=0x8671254, ml=0x881c0f8, timeout=<value optimized out>) at ptsynch.c:280
---Type <return> to continue, or q <return> to quit---
        rv = 7875
        now = {tv_sec = 1175277112, tv_usec = 402827}
        tmo = {tv_sec = 1175277112, tv_nsec = 652827000}
        ticks = 1000
#4  0xb7eaaed1 in PR_WaitCondVar (cvar=0x8671250, timeout=250) at ptsynch.c:407
        rv = <value optimized out>
        thred = (PRThread *) 0x881c158
#5  0xb4e2cf70 in nsCertVerificationThread::Run (this=0x894bd90) at nsCertVerificationThread.cpp:142
        wait_time = 250
#6  0xb4e2b300 in nsPSMBackgroundThread::nsThreadRunner (arg=0x894bd90) at nsPSMBackgroundThread.cpp:44
No locals.
#7  0xb7eb0e9d in _pt_root (arg=0x881c158) at ptthread.c:220
No locals.
#8  0xb704031b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#9  0xb7e1850e in clone () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.

Thread 3 (process 12327):
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb704484c in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#2  0xb7e24d94 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#3  0xb7eaa093 in pt_TimedWait (cv=0x8805e6c, ml=0x8806118, timeout=<value optimized out>) at ptsynch.c:280
        rv = 214
        now = {tv_sec = 1175277109, tv_usec = 618603}
        tmo = {tv_sec = 1175277169, tv_nsec = 618603000}
        ticks = 1000
#4  0xb7eaaed1 in PR_WaitCondVar (cvar=0x8805e68, timeout=60000) at ptsynch.c:407
        rv = <value optimized out>
        thred = (PRThread *) 0x918c888
#5  0xb596f585 in nsIOThreadPool::ThreadFunc (arg=0x88060e8) at nsIOThreadPool.cpp:254
        delta = <value optimized out>
        start = 2751037810
        timeout = 60000
#6  0xb7eb0e9d in _pt_root (arg=0x918c888) at ptthread.c:220
No locals.
#7  0xb704031b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#8  0xb7e1850e in clone () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.

Thread 2 (process 12328):
#0  0xffffe410 in __kernel_vsyscall ()
---Type <return> to continue, or q <return> to quit---
No symbol table info available.
#1  0xb704484c in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#2  0xb7e24d94 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#3  0xb7eaa093 in pt_TimedWait (cv=0x8805e6c, ml=0x8806118, timeout=<value optimized out>) at ptsynch.c:280
        rv = 216
        now = {tv_sec = 1175277109, tv_usec = 715731}
        tmo = {tv_sec = 1175277169, tv_nsec = 715731000}
        ticks = 1000
#4  0xb7eaaed1 in PR_WaitCondVar (cvar=0x8805e68, timeout=60000) at ptsynch.c:407
        rv = <value optimized out>
        thred = (PRThread *) 0x8256200
#5  0xb596f585 in nsIOThreadPool::ThreadFunc (arg=0x88060e8) at nsIOThreadPool.cpp:254
        delta = <value optimized out>
        start = 2751037907
        timeout = 60000
#6  0xb7eb0e9d in _pt_root (arg=0x8256200) at ptthread.c:220
No locals.
#7  0xb704031b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#8  0xb7e1850e in clone () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.

Thread 1 (process 6346):
#0  0xffffe410 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb7d72df0 in raise () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#2  0xb7ed82c6 in nsProfileLock::FatalSignalHandler (signo=11) at nsProfileLock.cpp:206
        unblock_sigs = {__val = {1024, 0 <repeats 31 times>}}
        oldact = <value optimized out>
#3  <signal handler called>
No symbol table info available.
#4  0xb1118c39 in GraphicDevice32::drawLine (this=0x8d5cd58, x1=<value optimized out>, y1=0, x2=<value optimized out>, 
    y2=<value optimized out>, width=0) at graphic32.cc:610
        n = 43
        dx = <value optimized out>
        dy = 178
        sx = 1456
        a = -89
        pp = (TYPE *) 0xb5d82680
        alpha = <value optimized out>
#5  0xb1113262 in GraphicDevice::drawBox (this=0x8d5cd58, x1=0, y1=0, x2=23296, y2=2880) at graphic.cc:249
        i = 0
#6  0xb111a60a in FlashMovie::renderFocus (this=0x8c3eb40) at movie.cc:112
---Type <return> to continue, or q <return> to quit---
        rect = {xmin = 0, xmax = 23296, ymin = 0, ymax = 2880}
        boundary = {xmin = 0, xmax = 14560, ymin = 0, ymax = 1800}
        mat = {a = 1.60000002, b = 0, c = 0, d = 1.60000002, tx = 0, ty = 0}
#7  0xb111a757 in FlashMovie::renderMovie (this=0x8c3eb40) at movie.cc:151
        script = (CInputScript *) 0x0
        prev = (CInputScript *) 0x1
        next = <value optimized out>
        clipping = {xmin = 0, xmax = 14560, ymin = 0, ymax = 1800}
        identity = {a = 1, b = 0, c = 0, d = 1, tx = 0, ty = 0}
#8  0xb111a8eb in FlashMovie::processMovie (this=0x8c3eb40, gd=0x8d5cd58, sm=0x957b5d8) at movie.cc:75
        script = (CInputScript *) 0x0
        wakeUp = 1
#9  0xb1112700 in FlashExec (flashHandle=0x8c3eb40, flag=<value optimized out>, fe=0xbff856fc, wakeDate=0x911ae34)
    at flash.cc:209
        wakeUp = 0
        time_correction = {tv_sec = 1175277112, tv_usec = 566827}
        cor_sec = 0
        cor_usec = 22901
#10 0xb2f8dd2d in ?? ()
No symbol table info available.