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  0xb7de7651 in raise () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x08057556 in nsProfileLock::FatalSignalHandler (signo=11)
    at nsProfileLock.cpp:206
	unblock_sigs = {__val = {1024, 0 <repeats 31 times>}}
	oldact = <value optimized out>
#3  <signal handler called>
#4  0xb779837c in memcpy () from /lib/tls/i686/cmov/libc.so.6
#5  0xb53be121 in snd_pcm_area_copy () from /usr/lib/libasound.so.2
#6  0xb53be444 in snd_pcm_areas_copy () from /usr/lib/libasound.so.2
#7  0xb53c8a2a in snd_pcm_mmap () from /usr/lib/libasound.so.2
#8  0xb53bdde2 in snd_pcm_write_areas () from /usr/lib/libasound.so.2
#9  0xb53c7c40 in snd_pcm_mmap_writei () from /usr/lib/libasound.so.2
#10 0xb53b689d in snd_pcm_writei () from /usr/lib/libasound.so.2
#11 0xaf3a3f3c in ?? ()
#12 0x08dd44c8 in ?? ()
#13 0xae382000 in ?? ()
#14 0x000003ac in ?? ()
#15 0xb334a458 in ?? ()
#16 0x00000001 in ?? ()
#17 0xb7de23f7 in pthread_mutex_lock ()
   from /lib/tls/i686/cmov/libpthread.so.0
#18 0xaf3a441b in ?? ()
#19 0xae2dc000 in ?? ()
#20 0x08568fe8 in ?? ()
#21 0xb7859ff4 in ?? () from /lib/tls/i686/cmov/libc.so.6
#22 0xb7deaff4 in ?? () from /lib/tls/i686/cmov/libpthread.so.0
#23 0x00000000 in ?? ()