Frederick Bruckman wrote:
> On Wed, 7 Jul 1999, Colin Wood wrote:
> 
> > Tallinu wrote:
> > > 1: save core. using savecore as default, or savecore -c, reports:
> > > 
> > > checking for core dump...
> > > save core: /netbsd: kvm_dump_mkheader pread: invalid argument
> > 
> > cool....someone else is getting this.  no matter what i do, i always get
> > this on my q840av.  is anybody seeing this on a non-AV mac?  better yet,
> > is anyone with an AV mac _not_ seeing this on 1.4 or later kernels with a
> > synched-up userland?
> 
> I don't recall ever seeing that message on my q840av, 1.3* or 1.4.
> Furthermore, with "savecore=YES" in /etc/rc.conf, I have successfully
> gotten coredumps in the past. No crashes lately, thankfully.

:-)
 
> It looks like "dumplo", the start of dump pointer, is not being
> properly initialized, probably because there isn't really a valid dump
> on that partiton. In that case, savecore shouldn't even get that far.

hmmmm....

> Maybe your both your machines crashed at some point, started to write
> the dump header, but then crashed again before completing the dump.
> If that's the case, "savecore -c" should clear the error.

really?

<hivequeen:root>/% savecore -c
savecore: /netbsd: kvm_dump_mkheader: Pread: Invalid argument


seems like a rather common theme here...

later.

colin