在使用 GDB 进行调试时,我面临着一个特定的挑战。我的二进制文件正在生成核心。当我调试它 GDB 时。我没有得到相关的调试信息。
GDB stack trace (bt):-
[root@ussdgw5 bin]# gdb pull core.11328
GNU gdb (GDB) Red Hat Enterprise Linux (7.0.1-23.el5)
Copyright (C) 2009 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law. Type "show copying"
and "show warranty" for details.
This GDB was configured as "i386-redhat-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /home/abc/xyz/bin/pull...done.
[New Thread 11379]
[New Thread 11378]
[New Thread 11377]
[New Thread 11376]
Reading symbols from /lib/libpthread.so.0...(no debugging symbols found)...done.
Loaded symbols for /lib/libpthread.so.0
Reading symbols from /lib/libm.so.6...(no debugging symbols found)...done.
Loaded symbols for /lib/libm.so.6
Reading symbols from /opt/septel/lib32/libgctlib.so.1...(no debugging symbols found)...done.
Loaded symbols for /opt/septel/lib32/libgctlib.so.1
Reading symbols from /lib/libc.so.6...(no debugging symbols found)...done.
Loaded symbols for /lib/libc.so.6
Reading symbols from /lib/ld-linux.so.2...(no debugging symbols found)...done.
Loaded symbols for /lib/ld-linux.so.2
Reading symbols from /lib/libnss_files.so.2...(no debugging symbols found)...done.
Loaded symbols for /lib/libnss_files.so.2
Core was generated by `./pull -c /home/abc/xyz/conf/Common.cfg -g /home/abc/xyz/'.
Program terminated with signal 11, Segmentation fault.
#0 0x2e6e6f69 in ?? ()
(gdb) bt
#0 0x2e6e6f69 in ?? ()
#1 0x40310738 in ?? ()
#2 0x20459102 in menu_table ()
#3 0x31073900 in ?? ()
#4 0x35910240 in ?? ()
#5 0x01530084 in ?? ()
#6 0x00000052 in ?? ()
#7 0x00000000 in ?? ()
(gdb) q
bt 和 bt full 没有显示任何有用的信息。我已经遵守了我的二进制 -g 标志。相同的二进制文件生成了我已修复的正常核心(具有正确调试信息的核心)。
在这种特殊情况下,我无法确定任何问题。请建议我如何调试和解决问题。