#0  0xb7f1c410 in __kernel_vsyscall ()
#1  0xb7effd30 in raise () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb73e6264 in nsProfileLock::FatalSignalHandler (signo=-1208979468) at nsProfileLock.cpp:212
  207:             sigemptyset(&unblock_sigs);
  208:             sigaddset(&unblock_sigs, signo);
  209: 
  210:             sigprocmask(SIG_UNBLOCK, &unblock_sigs, NULL);
  211: 
  212:             raise(signo);
  213:         }
  214:         else if (oldact->sa_handler && oldact->sa_handler != SIG_IGN)
  215:         {
  216:             oldact->sa_handler(signo);
  217:         }
#3  <signal handler called>
#4  0xb7ef9540 in pthread_mutex_lock () from /lib/tls/i686/cmov/libpthread.so.0
#5  0xb1a92168 in ?? ()
#6  0xb0873024 in ?? ()
#7  0xb1fe5de8 in ?? ()
#8  0xbfa731a8 in ?? ()
#9  0xb1fe5de8 in ?? ()
#10 0xb20264a0 in ?? ()
#11 0x00000000 in ?? ()