Re: 2.6.30-rc1: invalid opcode with call trace

From: Jens Axboe
Date: Wed Apr 08 2009 - 02:54:08 EST


On Wed, Apr 08 2009, Ingo Molnar wrote:
>
> * Ingo Molnar <mingo@xxxxxxx> wrote:
>
> > I too have an async hang/crash, on an old-style SCSI (aic7xxx) box
> > - hang log attached below.
> > [...]
> >
> > ( Full bootlog attached below as well - i'm sending the config as a
> > reply as this mail is close to lkml size limits already. )
>
> Config attached.
>
> known bad : v2.6.29-9854-gd508afb
> known good : v2.6.29
>
> Suspected commit introducing the regression:
>
> 9710794: async: remove the temporary (2.6.29) "async is off by default" code
>
> (i'll now try a revert of this.)

That's what I figured was the culprit as well, but that does not really
tell us anything about what part of async.c is buggy :-)

--
Jens Axboe

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