.
Thread 3 (process 24087):
#0  0xb7ef4410 in __kernel_vsyscall ()
#1  0xb7ed3dd2 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7b36965 in ?? () from /usr/lib/libnspr4.so.0d
#3  0xb7b37791 in PR_WaitCondVar () from /usr/lib/libnspr4.so.0d
#4  0xb78667c8 in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#5  0xb7863102 in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#6  0xb78326ef in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#7  0xb78634c3 in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#8  0xb7b3d7fa in ?? () from /usr/lib/libnspr4.so.0d
#9  0xb7ecf4fb in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#10 0xb7d29e5e in clone () from /lib/tls/i686/cmov/libc.so.6
.
Thread 2 (process 24222):
#0  0xb7ef4410 in __kernel_vsyscall ()
#1  0xb7ed3dd2 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7b36965 in ?? () from /usr/lib/libnspr4.so.0d
#3  0xb7b37791 in PR_WaitCondVar () from /usr/lib/libnspr4.so.0d
#4  0xb7b37887 in PR_Wait () from /usr/lib/libnspr4.so.0d
#5  0xb7864e5e in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#6  0xb7863102 in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#7  0xb78326ef in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#8  0xb78634c3 in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#9  0xb7b3d7fa in ?? () from /usr/lib/libnspr4.so.0d
#10 0xb7ecf4fb in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#11 0xb7d29e5e in clone () from /lib/tls/i686/cmov/libc.so.6
.
Thread 1 (process 24085):
#0  0xb7ef4410 in __kernel_vsyscall ()
#1  0xb7ed7d30 in raise () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb709e1cc in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#3  <signal handler called>
#4  0xb6d94c0e in NSSRWLock_LockRead_Util () from /usr/lib/libnssutil3.so.1d
#5  0xb6dd4fed in SECMOD_GetReadLock () from /usr/lib/libnss3.so.1d
#6  0xb6dea437 in PK11_GetAllTokens () from /usr/lib/libnss3.so.1d
#7  0xb6dea8ca in PK11_GetBestSlotMultiple () from /usr/lib/libnss3.so.1d
#8  0xb6dea96c in PK11_GetBestSlot () from /usr/lib/libnss3.so.1d
#9  0xb6dd4607 in PK11_CreateDigestContext () from /usr/lib/libnss3.so.1d
#10 0xb6dc5fbe in ?? () from /usr/lib/libnss3.so.1d
#11 0xb6dc60f5 in HASH_Create () from /usr/lib/libnss3.so.1d
#12 0xb76689db in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#13 0xb7669a14 in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#14 0xb786f3ed in NS_InvokeByIndex_P () from /usr/lib/xulrunner-1.9/libxul.so
#15 0xb70c32d8 in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#16 0xb70c8f39 in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#17 0xb7b9b176 in js_Invoke () from /usr/lib/xulrunner-1.9/libmozjs.so
#18 0xb7b8e0ef in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#19 0xb7b9b1c5 in js_Invoke () from /usr/lib/xulrunner-1.9/libmozjs.so
#20 0xb7b9b4c1 in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#21 0xb7b9b5c9 in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#22 0xb7ba1eb4 in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#23 0xb7ba582f in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#24 0xb7b8e4ae in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#25 0xb7b9b1c5 in js_Invoke () from /usr/lib/xulrunner-1.9/libmozjs.so
#26 0xb7b9b4c1 in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#27 0xb7b9b5c9 in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#28 0xb7ba1eb4 in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#29 0xb7ba582f in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#30 0xb7b8e4ae in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#31 0xb7b9b1c5 in js_Invoke () from /usr/lib/xulrunner-1.9/libmozjs.so
#32 0xb7b9b4c1 in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#33 0xb7b9b5c9 in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#34 0xb7ba1eb4 in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#35 0xb7ba582f in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#36 0xb7b8e4ae in ?? () from /usr/lib/xulrunner-1.9/libmozjs.so
#37 0xb7b9b1c5 in js_Invoke () from /usr/lib/xulrunner-1.9/libmozjs.so
#38 0xb70c09a0 in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#39 0xb70bc119 in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#40 0xb786fefc in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#41 0xb78655f6 in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#42 0xb7865bcf in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#43 0xb7863102 in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#44 0xb7832662 in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#45 0xb78367cd in NS_ShutdownXPCOM_P () from /usr/lib/xulrunner-1.9/libxul.so
#46 0xb70952f9 in ?? () from /usr/lib/xulrunner-1.9/libxul.so
#47 0xb7097b5e in XRE_main () from /usr/lib/xulrunner-1.9/libxul.so
#48 0x08049033 in ?? ()
#49 0xb7c69450 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#50 0x08048cc1 in ?? ()