.
Thread 3 (process 12030):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7d6f84c in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7d9d0a3 in ?? () from /usr/lib/libnspr4.so
#3  0x0808a214 in ?? ()
#4  0x08081d48 in ?? ()
#5  0xb5cd630c in ?? ()
#6  0xb7d701b5 in pthread_getspecific ()
   from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb7d9dee1 in PR_WaitCondVar () from /usr/lib/libnspr4.so
#8  0xb7e3a4c6 in ?? () from /usr/lib/firefox/libxpcom_core.so
#9  0x0808a210 in ?? ()
#10 0x0000002b in ?? ()
#11 0xb5cd6378 in ?? ()
#12 0xb7e37c5d in ?? () from /usr/lib/firefox/libxpcom_core.so
#13 0x00000001 in ?? ()
#14 0x080861e0 in ?? ()
#15 0x08081d48 in ?? ()
#16 0xb7e6c940 in ?? () from /usr/lib/firefox/libxpcom_core.so
#17 0x081a9288 in ?? ()
#18 0x081a9294 in ?? ()
#19 0xb5cd6398 in ?? ()
#20 0xb7e381cb in ?? () from /usr/lib/firefox/libxpcom_core.so
#21 0x080861b8 in ?? ()
#22 0x00000000 in ?? ()
.
Thread 2 (process 12044):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7d6f5c6 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7d9df71 in PR_WaitCondVar () from /usr/lib/libnspr4.so
#3  0xb7d9dfd7 in PR_Wait () from /usr/lib/libnspr4.so
#4  0xb7e34331 in PL_WaitForEvent () from /usr/lib/firefox/libxpcom_core.so
#5  0xb7e35c09 in ?? () from /usr/lib/firefox/libxpcom_core.so
#6  0x089b2218 in ?? ()
#7  0xb0e70384 in ?? ()
#8  0xb0e70358 in ?? ()
#9  0xb7e35914 in ?? () from /usr/lib/firefox/libxpcom_core.so
#10 0xb5d619f4 in ?? () from /usr/lib/firefox/components/libtoolkitcomps.so
#11 0x089bbb68 in ?? ()
#12 0xb0e70398 in ?? ()
#13 0xb5d56b05 in ?? () from /usr/lib/firefox/components/libtoolkitcomps.so
#14 0x089b21f0 in ?? ()
#15 0xb0e70380 in ?? ()
#16 0xb5d61ec8 in ?? () from /usr/lib/firefox/components/libtoolkitcomps.so
#17 0x00000000 in ?? ()
.
Thread 1 (process 12023):
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7d734f1 in raise () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x08057836 in ?? ()
#3  0x0000000b in ?? ()
#4  0xbf95972c in ?? ()
#5  0x00000000 in ?? ()