#0  0xb7411ccc in memcpy () from /lib/tls/i686/cmov/libc.so.6
#1  0xb7345ed3 in ?? () from /usr/lib/firefox/libxpcom_core.so
#2  0x086e8fa8 in ?? ()
#3  0xbf9fa818 in ?? ()
#4  0x00001000 in ?? ()
#5  0xb739da84 in ?? () from /usr/lib/firefox/libxpcom_core.so
#6  0xb739da84 in ?? () from /usr/lib/firefox/libxpcom_core.so
#7  0x00000000 in ?? ()