(gdb) bt
#0  0xffffe410 in __kernel_vsyscall ()
#1  0xb7d96321 in ___newselect_nocancel () from /lib/tls/i686/cmov/libc.so.6
#2  0x080e36c1 in wait_for_net (timeout=20) at src/qcommon/net.c:317
#3  0x080da11f in Qcommon_Frame () at src/qcommon/common.c:1077
#4  0x080fbdd8 in main (argc=1, argv=0xbf89f134)
    at src/ports/linux/sys_linux.c:372