.
Thread 4 (process 11576):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7d7b84c in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7da9093 in ?? () from /usr/lib/libnspr4.so
#3  0x08095224 in ?? ()
#4  0x080849c0 in ?? ()
#5  0xb5cd630c in ?? ()
#6  0xb7d7c1b5 in pthread_getspecific ()
   from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb7da9ed1 in PR_WaitCondVar () from /usr/lib/libnspr4.so
#8  0xb7e4a4c6 in ?? () from /usr/lib/firefox/libxpcom_core.so
#9  0x08095220 in ?? ()
#10 0x0000076a in ?? ()
#11 0xb5cd6378 in ?? ()
#12 0xb7e47c5d in ?? () from /usr/lib/firefox/libxpcom_core.so
#13 0x00000001 in ?? ()
#14 0x08084928 in ?? ()
#15 0x080849c0 in ?? ()
#16 0xb7e7c940 in ?? () from /usr/lib/firefox/libxpcom_core.so
#17 0x081a5950 in ?? ()
#18 0x081a595c in ?? ()
#19 0xb5cd6398 in ?? ()
#20 0xb7e481cb in ?? () from /usr/lib/firefox/libxpcom_core.so
#21 0x08084900 in ?? ()
#22 0x00000000 in ?? ()
.
Thread 3 (process 11590):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7d7b5c6 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7da9f61 in PR_WaitCondVar () from /usr/lib/libnspr4.so
#3  0xb7da9fc7 in PR_Wait () from /usr/lib/libnspr4.so
#4  0xb7e44331 in PL_WaitForEvent () from /usr/lib/firefox/libxpcom_core.so
#5  0xb7e45c09 in ?? () from /usr/lib/firefox/libxpcom_core.so
#6  0x08b74850 in ?? ()
#7  0xaf725384 in ?? ()
#8  0xaf725358 in ?? ()
#9  0xb7e45914 in ?? () from /usr/lib/firefox/libxpcom_core.so
#10 0xb5d6096c in ?? () from /usr/lib/firefox/components/libtoolkitcomps.so
#11 0x08b73f78 in ?? ()
#12 0xaf725398 in ?? ()
#13 0xb5d56835 in ?? () from /usr/lib/firefox/components/libtoolkitcomps.so
#14 0x08b74828 in ?? ()
#15 0xaf725380 in ?? ()
#16 0xb5d60e48 in ?? () from /usr/lib/firefox/components/libtoolkitcomps.so
#17 0x00000000 in ?? ()
.
Thread 2 (process 11602):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7d7b84c in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7da9093 in ?? () from /usr/lib/libnspr4.so
#3  0x080e2d7c in ?? ()
#4  0x080e2d18 in ?? ()
#5  0xb2ba42ec in ?? ()
#6  0xb7d7c1b5 in pthread_getspecific ()
   from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb7da9ed1 in PR_WaitCondVar () from /usr/lib/libnspr4.so
#8  0xb710d7a7 in ?? () from /usr/lib/firefox/components/libnecko.so
#9  0x080e2d78 in ?? ()
#10 0x0000ea60 in ?? ()
#11 0x080e2d18 in ?? ()
#12 0x00000000 in ?? ()
.
Thread 1 (process 11567):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7d7f4f1 in raise () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x08057836 in ?? ()
#3  0x0000000b in ?? ()
#4  0xbfac28dc in ?? ()
#5  0x00000000 in ?? ()