Re: [Linux-ia64] possible bug in the efi real time clock

From: H . J . Lu <>
Date: 2000-09-12 08:19:08
On Sat, Sep 09, 2000 at 12:51:03PM -0700, Uros Prestor wrote:
> Stephane Eranian wrote:
> > > On the BigSur B1 stepping with BIOS 60 machine, it crashes when running
> > > the hwclock.  Could it be a bug in the efi real time clock?
> > >
> > Hard to tell from this description. Could you give more details
> > like what does appear on the screen ? Could you capture the "tombstone"
> > (regs dump) and send it to me. I don't have a Bigsur B1 so I can't
> > really reproduce the problem.
> What happens is a complete system lockup.  There is no kernel register dump,
> panic or oops.  The screen just goes blank.  You can lock up the box by
> simply running /sbin/hwclock.

In my case, /sbin/hwclock causes the instant reboot on B1 BigSur and
it crashes so bad that I have to unplug the power cord to get my
machine back. B1 stepping is quite different than A2 stepping on
BigSur, even with the same BIOS, Build 59.

Received on Mon Sep 11 14:19:15 2000

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