.
Thread 5 (process 13904):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7da084c in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7dce093 in ?? () from /usr/lib/libnspr4.so
#3  0x08092f44 in ?? ()
#4  0x08082aa0 in ?? ()
#5  0xb5cb230c in ?? ()
#6  0xb7da11b5 in pthread_getspecific ()
   from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb7dceed1 in PR_WaitCondVar () from /usr/lib/libnspr4.so
#8  0xb7e714c6 in ?? () from /usr/lib/firefox/libxpcom_core.so
#9  0x08092f40 in ?? ()
#10 0x00000ec8 in ?? ()
#11 0xb5cb2378 in ?? ()
#12 0xb7e6ec5d in ?? () from /usr/lib/firefox/libxpcom_core.so
#13 0x00000001 in ?? ()
#14 0x08082a08 in ?? ()
#15 0x08082aa0 in ?? ()
#16 0xb7ea3940 in ?? () from /usr/lib/firefox/libxpcom_core.so
#17 0x081adfd8 in ?? ()
#18 0x081adfe4 in ?? ()
#19 0xb5cb2398 in ?? ()
#20 0xb7e6f1cb in ?? () from /usr/lib/firefox/libxpcom_core.so
#21 0x080829e0 in ?? ()
#22 0x00000000 in ?? ()
.
Thread 4 (process 13918):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7da05c6 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7dcef61 in PR_WaitCondVar () from /usr/lib/libnspr4.so
#3  0xb7dcefc7 in PR_Wait () from /usr/lib/libnspr4.so
#4  0xb7e6b331 in PL_WaitForEvent () from /usr/lib/firefox/libxpcom_core.so
#5  0xb7e6cc09 in ?? () from /usr/lib/firefox/libxpcom_core.so
#6  0x0895fbb0 in ?? ()
#7  0xaf492384 in ?? ()
#8  0xaf492358 in ?? ()
#9  0xb7e6c914 in ?? () from /usr/lib/firefox/libxpcom_core.so
#10 0xb5d3c96c in ?? () from /usr/lib/firefox/components/libtoolkitcomps.so
#11 0x086ea9d0 in ?? ()
#12 0xaf492398 in ?? ()
#13 0xb5d32835 in ?? () from /usr/lib/firefox/components/libtoolkitcomps.so
#14 0x0882db58 in ?? ()
#15 0xaf492380 in ?? ()
#16 0xb5d3ce48 in ?? () from /usr/lib/firefox/components/libtoolkitcomps.so
#17 0x00000000 in ?? ()
.
Thread 3 (process 13930):
#0  0xb7d9c3a0 in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
.
Thread 2 (process 13987):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7da084c in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7dce093 in ?? () from /usr/lib/libnspr4.so
#3  0x082f4b74 in ?? ()
#4  0x082f4b10 in ?? ()
#5  0xad24332c in ?? ()
#6  0xb7da11b5 in pthread_getspecific ()
   from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb7dceed1 in PR_WaitCondVar () from /usr/lib/libnspr4.so
#8  0xb70ac585 in ?? () from /usr/lib/firefox/components/libnecko.so
#9  0x082f4b70 in ?? ()
#10 0x0000ea60 in ?? ()
#11 0xad243398 in ?? ()
#12 0x082f4b00 in ?? ()
#13 0x082f4b00 in ?? ()
#14 0x8b42c56c in ?? ()
#15 0x082f4b10 in ?? ()
#16 0xb7ddd554 in ?? () from /usr/lib/libnspr4.so
#17 0x086b4010 in ?? ()
#18 0x00000001 in ?? ()
#19 0xad2433b8 in ?? ()
#20 0xb7dd4e9d in ?? () from /usr/lib/libnspr4.so
#21 0x082f4ae0 in ?? ()
#22 0x086b4010 in ?? ()
#23 0xb77d8ff4 in ?? () from /lib/tls/i686/cmov/libc.so.6
#24 0xb7daaff4 in ?? () from /lib/tls/i686/cmov/libpthread.so.0
#25 0x00000000 in ?? ()
.
Thread 1 (process 13895):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7da44f1 in raise () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x08057836 in ?? ()
#3  0x0000000b in ?? ()
#4  0xbff0b5dc in ?? ()
#5  0x00000000 in ?? ()