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Date: Sat, 19 Jan 2008 15:13:18 +0100
From: Jakub Siroky <jakob@dev.citybikes.cz>
To: freebsd-stable@freebsd.org
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Subject: Re: panic when copying to ext2fs
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No, I cannot. While in normal operation the Ctrl+Alt+Esc on console
brings debugger screen, in this crash condition even the NumLock does
not work.

Jakub

On Sat, 19 Jan 2008 14:52:08 +0100
Kris Kennaway <kris@freebsd.org> wrote:

> Jakub Siroky wrote:
> > I have tried these options in the config, but with same results
> > (unstoppable dump and crash):
> > 
> > makeoptions DEBUG=-g
> > options         WITNESS
> > options         WITNESS_KDB
> > options         KDB
> > options         KDB_TRACE
> > options         DIAGNOSTIC
> > options KDB 
> > options DDB 
> > options GDB 
> > options     INVARIANTS
> > options     INVARIANT_SUPPORT
> > options     DEBUG_LOCKS
> > options     DEBUG_VFS_LOCKS
> > 
> > I haven't tried debugging via serial port, however.
> > 
> > And the problem can be reproduced on ext2fs volume of any size.
> > 
> > Next step would be original GENERIC config.
> 
> What do you mean by "unstoppable"?  Can you not break to DDB from the 
> console?
> 
> Kris
> 
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