[Oisf-devel] Frequent Segfaults in AppLayerProtoDetectPMGetProto with new AppLayer changes

[Victor Julien]

On 01/16/2014 01:35 PM, Chris Wakelin wrote:
> I tried yesterday's git master - 2.0dev (rev 06f9b0a) - on the student
> network yesterday. It crashed four times in two hours with:
> 
> Program terminated with signal 11, Segmentation fault.
> #0  AppLayerProtoDetectPMGetProto (pm_results=0x7f339e67cf20,
>     ipproto=6 '\006', direction=<optimised out>, buflen=972,
>     buf=0x7f339e67d8d0 "\005\002\005", tctx=0x7f341466cdc0, f=<optimised
> out>)
>     at app-layer-detect-proto.c:1660
> 
> (full backtrace attached - I've got three other very similar ones).
> 
> I kept the same suricata.yaml as I was using for 2.0beta2. I've switched
> back to 2.0beta2 for now.
> 
> Let me know if you need any more details. I still have the core files,
> but they're huge :-)

I just pushed a fix to an issue in this code. Could you try the current
master?

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Victor Julien
http://www.inliniac.net/
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