gdb 的问题

ruchong

我运行程序前执行ulimit -c 100000
程序出现错误，产生core文件，查看core文件的时候,有时候显示.....
Program terminated with signal 6, Aborted.

warning: current_sos: Can't read pathname for load map: Input/output error

Reading symbols from /lib/libmgnet.so.0...done.
Loaded symbols for /lib/libmgnet.so.0
Reading symbols from /usr/lib/libiksemel.so.3...done.
Loaded symbols for /usr/lib/libiksemel.so.3
Reading symbols from /lib/tls/libpthread.so.0...done.
Loaded symbols for /lib/tls/libpthread.so.0
Reading symbols from /lib/libdl.so.2...done.
Loaded symbols for /lib/libdl.so.2
Reading symbols from /lib/tls/librt.so.1...done.
Loaded symbols for /lib/tls/librt.so.1
Reading symbols from /usr/lib/libstdc++.so.5...done.
Loaded symbols for /usr/lib/libstdc++.so.5
Reading symbols from /lib/tls/libm.so.6...done.
Loaded symbols for /lib/tls/libm.so.6
Reading symbols from /lib/libgcc_s.so.1...done.
Loaded symbols for /lib/libgcc_s.so.1
Reading symbols from /lib/tls/libc.so.6...done.
Loaded symbols for /lib/tls/libc.so.6
Reading symbols from /lib/ld-linux.so.2...done.
Loaded symbols for /lib/ld-linux.so.2
Reading symbols from /lib/libnss_files.so.2...done.
Loaded symbols for /lib/libnss_files.so.2
Reading symbols from /lib/libnss_dns.so.2...done.
Loaded symbols for /lib/libnss_dns.so.2
Reading symbols from /lib/libresolv.so.2...done.
Loaded symbols for /lib/libresolv.so.2
#0  0xffffe410 in ?? ()

Makefile.am产生的可执行程序

请问这是怎么回事...
谢谢...