[Oisf-devel] LuaJIT running out of memory causing Suricata crashes?

[Victor Julien]

On 12/04/2013 12:56 PM, Victor Julien wrote:
> On 12/04/2013 12:37 PM, Chris Wakelin wrote:
>>> [32578] 4/12/2013 -- 11:18:50 - (detect-luajit.c:281) <Info> (DetectLuajitMatchBuffer) -- failed to run script: not enough memory
>> I guess we could add more checks to the Lua scripts to avoid the
>> zlib/xor errors, which occur all the time, but I think they're probably
>> not significant. Is there a way we could prevent or at least debug the
>> "not enough memory" errors which are presumably what causes Suricata to
>> crash?
> 
> Maybe you can try inserting a "return 0" on line 282, so:
> 
>     int retval = lua_pcall(tluajit->luastate, 1, 1, 0);
>     if (retval != 0) {
>         SCLogInfo("failed to run script: %s",
> lua_tostring(tluajit->luastate, -1));
>         return 0;
>     }
> 

Actually, please ignore this. I found that the lua state isn't cleared
properly, will send a test patch in a few minutes.

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