[SR-Users] q_malloc crash

Juha Heinanen jh at tutpro.com
Thu May 15 06:51:23 CEST 2014


Daniel-Constantin Mierla writes:

> What version are you using?

this is version 4.1 taken from git on may 12.

> It looks like a buffer overflow somewhere. Can you give the output of 
> next commands in gdb:
> 
> frame 3
> p *f

i got this:

(gdb) frame 3
#3  0x08179f86 in qm_debug_frag (qm=0xb6dea008, f=0xb70f6a64)
    at mem/q_malloc.c:161
161	mem/q_malloc.c: No such file or directory.
(gdb) p *f
$1 = {size = 60, u = {nxt_free = 0xb6dea32c, is_free = -1226923220}, 
  file = 0xb1b6ea2f "siputils: checks.c", 
  func = 0x823e2a3 "fragm. from qm_malloc", line = 383, check = 4042322160}

-- juha



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