gdb 코어가 메모리에 액세스 할 수 없습니다.

Question

gdb를 사용할 때 코어 파일을 확인하십시오. GDB에서 소스를 추적 할 수 있습니다. 그리고 GDB는 제공> :

(gdb) bt 
#0 0x00b677a2 in _dl_sysinfo_int80() from /lib/ld-linux.so.2 
#1 0x00ba77f5 in raise() from /lib/tls/libc.so.6 
#2 0x00ba92f1 in abort() from /lib/tls/libc.so.6 
#3 0x0804c7a6 in segmentViolation (sig=11) at util.c:49 
#4 <signal handler called> 
#5 0x34393930 in ??() 
#6 0x424f0a0d in ??() 
#7 0x53455459 in ??() 
#8 0x3332323a in ??() 
#9 0x0d303936 in ??() 
#10 0x0000000a in ??() 
#11 0x00000000 in ??() 
(gdb) frame 
#0 0x00b677a2 in _dl_sysinfo_int80() from /lib/ld-linux.so.2 
(gdb) info threads 
    3 process 12059 0x00b677a2 in _dl_sysinfo_int80() from /lib/ld-linux.so.2 
    2 process 12061 0x00b677a2 in _dl_sysinfo_int80() from /lib/ld-linux.so.2 
* 1 process 12060 0x00b677a2 in _dl_sysinfo_int80() from /lib/ld-linux.so.2 
(gdb) up 
#1 0x00ba77f5 in raise() from /lib/tls/libc.so.6 
(gdb) up 
#2 0x00ba92f1 in abort() from /lib/tls/libc.so.6 
(gdb) up 
#3 0x0804c7a6 in segmentViolation (sig=11) at util.c:49 
49  util.c: No such file or directory. 
     in util.c 
(gdb) up 
#4 <signal handler called> 
(gdb) up 
#5 0x34393930 in ??() 
(gdb) up 
#6 0x424f0a0d in ??() 
(gdb) info stack 
#0 0x00b677a2 in _dl_sysinfo_int80() from /lib/ld-linux.so.2 
#1 0x00ba77f5 in raise() from /lib/tls/libc.so.6 
#2 0x00ba92f1 in abort() from /lib/tls/libc.so.6 
#3 0x0804c7a6 in segmentViolation (sig=11) at util.c:49 
#4 <signal handler called> 
#5 0x34393930 in ??() 
#6 0x424f0a0d in ??() 
#7 0x53455459 in ??() 
#8 0x3332323a in ??() 
#9 0x0d303936 in ??() 
#10 0x0000000a in ??() 
#11 0x00000000 in ??() 
(gdb) frame 5 
#5 0x34393930 in ??() 
(gdb) frame 10 
#10 0x0000000a in ??() 
(gdb) info locals 
No symbol table info available. 
(gdb) info frame 
Stack level 10, frame at 0xb7fe5378: 
eip = 0xa; saved eip 0x0 
called by frame at 0xb7fe537c, caller of frame at 0xb7fe5374 
Arglist at 0xb7fe5370, args: 
Locals at 0xb7fe5370, Previous frame's sp is 0xb7fe5378 
Saved registers: 
    eax at 0xb7fe50b4, ecx at 0xb7fe50b0, edx at 0xb7fe50ac, ebx at 0xb7fe50a8, ebp at 0xb7fe50a0, 
    esi at 0xb7fe509c, edi at 0xb7fe5098, eip at 0xb7fe5374, cs at 0xb7fe50c4, ss at 0xb7fe50d0, ds at 0xb7fe5094, 
    es at 0xb7fe5090, fs at 0xb7fe508c, gs at 0xb7fe5088 
(gdb) frame 9 

어떤 사람이 나를 도와 드릴까요!이 headacke입니다!

Answer 1

라이브러리에서 심볼을 제거한 것처럼 보입니다. 그렇게하지 않으면 백 트레이스를 볼 수 있습니다.