Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1".
Core was generated by `/usr/lib/firefox/firefox-bin'.
Program terminated with signal 11, Segmentation fault.
#0  0xffffe410 in __kernel_vsyscall ()
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7e2c651 in send () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x0805b2cc in ?? () from /usr/lib/firefox/firefox-bin
#3  0x0000000b in ?? ()
#4  0xbfab52c8 in ?? ()
#5  0x08057556 in nsProfileLock::FatalSignalHandler (signo=-1209860108)
    at nsProfileLock.cpp:195
	unblock_sigs = {__val = {3215675520, 3215675540, 3086847047, 
    3215675520, 3086919720, 6, 3074939976, 1, 0, 3085051180, 3086084032, 
    3086917620, 3086919376, 134515524, 3215675920, 3086862658, 3086919800, 
    3074939976, 1, 1, 0, 134518837, 89, 0, 134591520, 3085051180, 134591180, 
    3215675964, 11, 3215675944, 11, 8830}}
	oldact = (sigaction *) 0xb
Backtrace stopped: frame did not save the PC