lkml.org 
[lkml]   [2014]   [Dec]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: panic in skb_push via sctp
On 12/01/2014 08:00 PM, Robert Święcki wrote:
> 2014-12-01 19:08 GMT+01:00 Daniel Borkmann <dborkman@redhat.com>:
>>
>>> Thanks for looking into it. I can try with your patch, but no
>>> guarantees that the fuzzer will hit the same condition in some
>>> reasonable time-frame. Will get back in some time with results.
>>
>> Ok, thanks!
>>
>>> PS. If you think it's possible to create a repro (userland code) which
>>> can trigger this, I can give it a try.
>>
>> Did by accident trinity create tunnels? It looks that upper layer
>> protocols (except SCTP) all allocate and reserve MAX_HEADER to
>> accommodate enough head room in worst case for possible tunnels.
>
> Not sure, but I run it inside a pid/ipc/uts/etc/user-namespaces where
> it operates with a full set of capabilities, so most of the SOCK_RAW
> and tunnel-like-creating calls succeed, so maybe..

Ok thanks, can you post your .config?


\
 
 \ /
  Last update: 2014-12-01 20:41    [W:0.053 / U:0.252 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site