Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 0xa20feb70 (LWP 11083)] 0xb51aa9bf in __libc_res_nquery () from /lib/libresolv.so.2 (gdb) bt #0 0xb51aa9bf in __libc_res_nquery () from /lib/libresolv.so.2 #1 0xb51aaf35 in ?? () from /lib/libresolv.so.2 #2 0xb51ab5df in __libc_res_nsearch () from /lib/libresolv.so.2 #3 0xb1579509 in _nss_dns_gethostbyname4_r () from /lib/libnss_dns.so.2 #4 0xb7deb03b in ?? () from /lib/libc.so.6 #5 0xb7dece4d in getaddrinfo () from /lib/libc.so.6 #6 0xb779745b in PR_GetAddrInfoByName () from /usr/lib/libnspr4.so #7 0xb651f52f in ?? () from /usr/lib/xulrunner-2.0/libxul.so #8 0xb77a4221 in ?? () from /usr/lib/libnspr4.so #9 0xb7fb1c77 in start_thread () from /lib/libpthread.so.0 #10 0xb7e0443e in clone () from /lib/libc.so.6