Re: SMP kernel panic with traceback

From: Daniel Eischen <eischen_at_vigrid.com>
Date: Wed, 17 Sep 2003 22:46:04 -0400 (EDT)
On Thu, 18 Sep 2003, Bruce Evans wrote:

> On Wed, 17 Sep 2003, Daniel Eischen wrote:
> 
> > I'm getting crashes when trying to debug mozilla (under KSE).
> > The panic message is "panic: absolutely cannot call smp_ipi_shootdown
> > with interrupts already disabled".  Attached is the trace.
> > Any ideas?
> 
> Eeek.  Looks like I forgot an attachment to i386/machdep.c 1.468 2001/08/13
> (use interrupt gates instead of trap gates for breakpoint and trace traps).
> Keeping interrupts disabled is only correct for these traps if they are
> from kernel mode.  It's surprising how few problems this has caused.

This patch seems to fix the problem.  Care to commit it?  Thanks!

-- 
Dan Eischen
Received on Wed Sep 17 2003 - 17:46:08 UTC

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