[sr-dev] Crash bug freeing To headers

Alex Balashov abalashov at evaristesys.com
Wed Aug 28 10:00:04 CEST 2013


On 08/28/2013 03:55 AM, Daniel-Constantin Mierla wrote:

> As expected, a buffer overflow somewhere.
>
> Look in logs for a message like:
>
> BUG: qm_*: prev. fragm. tail overwritten ...
>
> and give also the output of 'bt full'.

Here's the 'bt full' from the core dump whose backtrace I last pasted 
(the one that crashes in free_to()) and to which the head/tail 
overwritten message corresponds:

http://pastebin.com/gk8cR26m

-- Alex

-- 
Alex Balashov - Principal
Evariste Systems LLC
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