Re: [BUG] 2.6.15-rc1, soft lockup detected while probing IDEdevices on AMD7441

From: Andrew Morton
Date: Sun Nov 20 2005 - 20:33:28 EST


Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> wrote:
>
> On Sul, 2005-11-20 at 23:46 +0300, Alexander V. Inyukhin wrote:
> > I've got soft lockups during IDE probes with 2.6.15-rc1 kernel.
> > The box is dual Athlon MP with ASUS A7M266-D board.
> > Full dmesg, config and lspci -vvv output are in the attachment.
> > Disabling second channel with "hdc=noprobe hdd=noprobe" did not help.
>
> Quite normal. The old IDE probe code takes a long time and it makes the
> soft lockup code believe a lockup occurred - rememeber its a debugging
> tool not a 100% reliable detector of failures.
>

We could put a touch_softlockup_watchdog() in there.
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