Freeradius 3.0.10 sigsegv

Alan DeKok aland at
Sun Jan 17 21:11:13 CET 2016

On Jan 17, 2016, at 5:18 AM, Luca Palazzo <luca.palazzo at> wrote:
> Alan,
> I finally isolated the problem.
> If a user is not in any group, so sql-group is null, FR will crash in some time, not immediately.

  Then it's some kind of emory corruption.  Which is much harder to track down.

> I solved adding a UNION SELECT 'NOGROUP' As GroupName FROM usergroup' to groupcheck query.
> Anyway, it would be better correcting it in the code, it may cause some other kind of problem.

  If I can reproduce it, sure.  Otherwise, it's difficult to fix a bug which is sporadic, and unreproducible.

  Alan DeKok.

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