#0  0xb7fb5410 in __kernel_vsyscall ()
#1  0xb7f95d30 in raise () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb718c757 in nsProfileLock::FatalSignalHandler (signo=11) at nsProfileLock.cpp:212
	unblock_sigs = {__val = {1024, 0 <repeats 31 times>}}
	oldact = <value optimized out>
#3  <signal handler called>
#4  0xb7f8f540 in pthread_mutex_lock () from /lib/tls/i686/cmov/libpthread.so.0
#5  0xab85cb08 in ?? ()
#6  0xaa63f024 in ?? ()
#7  0xabdb2e20 in ?? ()
#8  0xbfeef8f8 in ?? ()
#9  0xabdb2e20 in ?? ()
#10 0xabdf33e0 in ?? ()
#11 0x00000000 in ?? ()