Thread 9 (Thread -1268245616 (LWP 30898)):
#0  0xb7f777f2 in ?? () from /lib/ld-linux.so.2
#1  0xb7f5984c in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7dea8df in ?? () from /opt/firefox/libnspr4.so
#3  0x08ac0594 in ?? ()
#4  0x08ac0530 in ?? ()
#5  0xb4681328 in ?? ()
#6  0xb4681320 in ?? ()
#7  0x00000000 in ?? ()

Thread 5 (Thread -1259852912 (LWP 30894)):
#0  0xb7f777f2 in ?? () from /lib/ld-linux.so.2
#1  0xb7f595c6 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7deaacd in PR_WaitCondVar () from /opt/firefox/libnspr4.so
#3  0x0816e3b4 in ?? ()
#4  0x0900f4c0 in ?? ()
#5  0xffffffff in ?? ()
#6  0x00000000 in ?? ()

Thread 4 (Thread -1249055856 (LWP 30891))
#0  0xb7f777f2 in ?? () from /lib/ld-linux.so.2
#1  0xb7f5984c in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7dea8df in ?? () from /opt/firefox/libnspr4.so
#3  0x08d0c5bc in ?? ()
#4  0x08d0c5fc in ?? ()
#5  0xb58ce268 in ?? ()
#6  0xb58ce260 in ?? ()
#7  0x00000000 in ?? ()

Thread 3 (Thread -1233536112 (LWP 30754)):
#0  0xb7f777f2 in ?? () from /lib/ld-linux.so.2
#1  0xb7f5984c in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7dea8df in ?? () from /opt/firefox/libnspr4.so
#3  0x08a6ad74 in ?? ()
#4  0x08a59bc0 in ?? ()
#5  0xb679b2b4 in ?? ()
#6  0xb679b2ac in ?? ()
#7  0x00000000 in ?? ()

Thread 2 (Thread -1224979568 (LWP 30753)):
#0  0xb7f777f2 in ?? () from /lib/ld-linux.so.
#1  0xb741d6f3 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0xb7dedccf in ?? () from /opt/firefox/libnspr4.so
#3  0xb6fc3ff8 in ?? ()
#4  0x00000004 in ?? ()
#5  0x03e7fc18 in ?? ()
#6  0xb6fc4018 in ?? ()
#7  0x00000000 in ?? ()

Thread 1 (Thread -1222555968 (LWP 30734)):
#0  0xb7ddf5f1 in ?? () from /opt/firefox/libnspr4.so
#1  0xb7df8c88 in ?? () from /opt/firefox/libnspr4.so
#2  0x093db308 in ?? ()
#3  0xbf86a218 in ?? ()
#4  0xbf869fb8 in ?? ()
#5  0xb7ddf69a in PR_FindSymbol () from /opt/firefox/libnspr4.so
Backtrace stopped: frame did not save the PC