(gdb) backtrace #0 0x40918495 in nanosleep () from /lib/libc.so.6 #1 0x40918303 in sleep () from /lib/libc.so.6 #2 0x0806e9d3 in ah_crap_handler(int) () #3 0x0806f59f in nsProfileLock::FatalSignalHandler(int) () #4 0x4068b413 in __pthread_clock_settime () from /lib/libpthread.so.0 #5 #6 0x40624fbe in nsGetServiceByContractID::operator()(nsID const&, void**) const () from /usr/local/thunderbird/libxpcom.so #7 0x40ce9ce9 in nsCOMPtr::assign_from_helper(nsCOMPtr_helper const&, nsID const&) () from /usr/local/thunderbird/components/libucvmath.so #8 0x40ce9be2 in nsCOMPtr::nsCOMPtr(nsCOMPtr_helper const&) () from /usr/local/thunderbird/components/libucvmath.so #9 0x40ce8ec8 in nsUnicodeToMTExtra::~nsUnicodeToMTExtra() () from /usr/local/thunderbird/components/libucvmath.so #10 0x40626307 in nsGenericModule::Shutdown() () from /usr/local/thunderbird/libxpcom.so #11 0x405e718a in nsNativeComponentLoader::SelfRegisterDll(nsDll*, char const*, int) () from /usr/local/thunderbird/libxpcom.so #12 0x405e874d in nsNativeComponentLoader::SelfUnregisterDll(nsDll*) () from /usr/local/thunderbird/libxpcom.so #13 0x405e6c21 in nsNativeComponentLoader::nsNativeComponentLoader() () from /usr/local/thunderbird/libxpcom.so #14 0x405e6a4c in nsNativeComponentLoader::nsNativeComponentLoader() () from /usr/local/thunderbird/libxpcom.so #15 0x405e25a9 in nsComponentManagerImpl::AutoRegisterImpl(int, nsIFile*, int) () from /usr/local/thunderbird/libxpcom.so #16 0x405e2fa4 in nsComponentManagerImpl::AutoRegisterNonNativeComponents(nsIFile*) () from /usr/local/thunderbird/libxpcom.so #17 0x0805b279 in ScopedXPCOMStartup::DoAutoreg() () #18 0x0805e1c3 in xre_main(int, char**, nsXREAppData const*) () #19 0x08059237 in main () #20 0x408a98c4 in __libc_start_main () from /lib/libc.so.6