Talk:x86ManualBacktrace

From Devpit
Jump to: navigation, search

Dear Author,

Below is the output of gdb :

(gdb) bt

  1. 0 0x090bde18 in printPVMBackTrace ()
  2. 1 0x090c0ab1 in dumpThreadsCommon ()
  3. 2 0x090c0790 in nullException ()
  4. 3 <signal handler called>
  5. 4 0x5cc610c5 in ?? ()
  6. 5 0x00000000 in ?? ()
  7. 6 0xb04559b6 in ?? ()
  8. 7 0x00000000 in ?? ()
  9. 8 0xb7cf0be0 in ?? ()
  10. 9 0x00000000 in ?? ()
  11. 10 0xb63c3b01 in ?? ()
  12. 11 0x00000000 in ?? ()
  13. 12 0xb63c37ae in ?? ()
  14. 13 0xb63c447c in ?? ()
  15. 14 0x00000000 in ?? ()
  16. 15 0xb63c434f in ?? ()
  17. 16 0xb63b7259 in ?? ()
  18. 17 0x00000000 in ?? ()
  19. 18 0xb6482ee3 in ?? ()
  20. 19 0x00000000 in ?? ()
  21. 20 0xb63b88c2 in ?? ()
  22. 21 0x00000000 in ?? ()
  23. 22 0xb63b7ef9 in ?? ()

(gdb) frame 4

  1. 4 0x5cc610c5 in ?? ()

(gdb) info reg eax 0x5cc610c5 1556484293 ecx 0x2 2 edx 0x18 24 ebx 0x18 24 esp 0x9e48453c 0x9e48453c ebp 0x9f8a32a0 0x9f8a32a0 esi 0xb3db7b18 -1277461736 edi 0xb3dade20 -1277501920 eip 0x5cc610c5 0x5cc610c5 eflags 0x13287 78471 cs 0x73 115 ss 0x7b 123 ds 0x7b 123 es 0x7b 123 fs 0x0 0 gs 0x33 51

(gdb) x/2048h 0x9f8a32a0 0x9f8a32a0: 0x0000 0x0000 0x0000 0x0000 0x000a 0x000a 0x0000 0x0000 0x9f8a32b0: 0x0000 0x0000 0x0000 0x0000 0x0064 0x0000 0xcccd 0x3dcc 0x9f8a32c0: 0x0100 0x0000 0x0064 0x0000 0x1f10 0x9f8a 0x1a78 0x9f8a 0x9f8a32d0: 0xc5ac 0x3727 0x0001 0x0000 0x000e 0x0000 0x0001 0x0000 0x9f8a32e0: 0x0000 0x0000 0x0000 0x0000 0x0000 0x0000 0x0000 0x0000 0x9f8a32f0: 0x000e 0x0000 0x0001 0x0000 0x0000 0x0000 0x0000 0x0000 0x9f8a3300: 0x0000 0x0000 0x0000 0x0000 0x1cc4 0x9f8a 0x328c 0x9f8a 0x9f8a3310: 0x3274 0x9f8a 0x325c 0x9f8a 0x3244 0x9f8a 0x322c 0x9f8a 0x9f8a3320: 0x3214 0x9f8a 0x8c00 0xb528 0x2938 0x9f8a 0x314c 0x9f8a 0x9f8a3330: 0x0000 0x0000 0x0000 0x0000 0x31d8 0x9f8a 0x31c0 0x9f8a 0x9f8a3340: 0x0001 0x0000 0x00c0 0x0000 0x001a 0x0000 0x319c 0x9f8a 0x9f8a3350: 0x31f8 0x9f8a 0x008e 0x0000 0x3fbe 0x6009 0x73c8 0x082d 0x9f8a3360: 0x0000 0x0000 0x3368 0x9f8a 0x0000 0x0000 0x0000 0x0000 0x9f8a3370: 0x0000 0x0000 0x0000 0x0000 0x0000 0x0000 0x0000 0x0000 0x9f8a3380: 0x0000 0x0000 0x0000 0x0000 0x0000 0x0000 0x0000 0x0000

Please suggest how to proceed further to reconstruct the stack.