talloc: access after free error

[Christian Hesse]

Arran Cudbard-Bell <a.cudbardb at freeradius.org> on Wed, 2014/03/26 17:47:
> 
> On 26 Mar 2014, at 17:10, Christian Hesse <list at eworm.de> wrote:
> 
> > Alan DeKok <aland at deployingradius.com> on Sun, 2014/03/09 09:11:
> >> Christian Hesse wrote:
> >>> running freeradius 3.0.1 I get this after some time:
> >>> 
> >>> Info: rlm_sql (sql): Closing connection (438): Hit idle_timeout, was
> >>> idle for 62 seconds
> >>> rlm_sql (sql): You probably need to lower "min"
> >>> Info: talloc: access after free error - first free may be at
> >>> src/lib/valuepair.c:165
> >>> Info: Bad talloc magic value - access after free
> >>> 
> >>> I see some commit concerning talloc in master and v3.0.x branch. Is any
> >>> of these supposed to fix the issue? Can I provide any more information
> >>> to fix this?
> >> 
> >>  These issues are had to debug remotely.  I'd suggest trying the v3.0.x
> >> branch.  It will become 3.0.2 soon.
> > 
> > Still the same issue with version 3.0.2 final... Looks like we have to
> > debug this remotely. Any hints where to start?
> 
> Install gdb on the system, uncomment this line:
> https://github.com/FreeRADIUS/freeradius-server/blob/master/raddb/radiusd.conf.in#L150

Done.
 
> and provide the backtrace please.

Waiting for the next failure now. Stay tuned...
-- 
main(a){char*c=/*    Schoene Gruesse                         */"B?IJj;MEH"
"CX:;",b;for(a/*    Chris           get my mail address:    */=0;b=c[a++];)
putchar(b-1/(/*               gcc -o sig sig.c && ./sig    */b/42*2-3)*42);}
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