[問題] 錯誤回報怎麼看

看板C_and_CPP (C/C++)作者puph (真冷...)時間16年前 (2009/04/24 00:52)推噓1(1推 0噓 2→)

留言3則, 2人參與討論串1/1

大家好請教一個問題請多指教我的程式運行到一半會出現底下的錯誤大概知道可能是某個記憶體空間被我分配後可能做了兩次的釋放而導致我想請教那底下的Backtrace 跟 Memory map 我要怎麼閱讀這些資訊應該是幫我除錯用吧麻煩多指教了 ================== *** glibc detected *** ./code_r: double free or corruption (out): 0x09fbf310 *** (這是同一行太常變長兩段) ======= Backtrace: ========= /lib/libc.so.6[0x1a6efd] /lib/libc.so.6(cfree+0x90)[0x1aa550] ./code_r[0x804a3ff] ./code_r[0x8049f8d] ./code_r[0x804921f] /lib/libpthread.so.0[0x12f3db] /lib/libc.so.6(clone+0x5e)[0x20e06e] ======= Memory map: ======== 0012a000-0013d000 r-xp 00000000 fd:00 11765348 /lib/libpthread-2.5.so 0013d000-0013e000 r-xp 00012000 fd:00 11765348 /lib/libpthread-2.5.so 0013e000-0013f000 rwxp 00013000 fd:00 11765348 /lib/libpthread-2.5.so 0013f000-00141000 rwxp 0013f000 00:00 0 00141000-00278000 r-xp 00000000 fd:00 11765346 /lib/libc-2.5.so 00278000-0027a000 r-xp 00137000 fd:00 11765346 /lib/libc-2.5.so 0027a000-0027b000 rwxp 00139000 fd:00 11765346 /lib/libc-2.5.so 0027b000-0027e000 rwxp 0027b000 00:00 0 002d6000-002ef000 r-xp 00000000 fd:00 11765345 /lib/ld-2.5.so 002ef000-002f0000 r-xp 00018000 fd:00 11765345 /lib/ld-2.5.so 002f0000-002f1000 rwxp 00019000 fd:00 11765345 /lib/ld-2.5.so 00d48000-00d49000 r-xp 00d48000 00:00 0 [vdso] 04af2000-04afd000 r-xp 00000000 fd:00 11765367 /lib/libgcc_s-4.1.1-20061011.so.1 04afd000-04afe000 rwxp 0000a000 fd:00 11765367 /lib/libgcc_s-4.1.1-20061011.so.1 08048000-0804c000 r-xp 00000000 fd:00 15302682 /root/work/0422/code_r 0804c000-0804d000 rw-p 00003000 fd:00 15302682 /root/work/0422/code_r 09fbf000-0a001000 rw-p 09fbf000 00:00 0 b6a00000-b6a21000 rw-p b6a00000 00:00 0 b6a21000-b6b00000 ---p b6a21000 00:00 0 b6b7b000-b6b7c000 ---p b6b7b000 00:00 0 b6b7c000-b757c000 rw-p b6b7c000 00:00 0 b757c000-b757d000 ---p b757c000 00:00 0 b757d000-b7f7e000 rw-p b757d000 00:00 0 b7f8d000-b7f8f000 rw-p b7f8d000 00:00 0 bfef5000-bff0b000 rw-p bfef5000 00:00 0 [stack] ========== -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 140.123.110.178