Re: What's in git.git

On Tue, 9 May 2006, Linus Torvalds wrote:

> 
> 
> On Tue, 9 May 2006, Randal L. Schwartz wrote:
> 
> > >>>>> "Junio" == Junio C Hamano <junkio@cox.net> writes:
> > 
> > Junio> This week's "What's in" is a day early, since I do not expect to
> > Junio> be able to do much gitting for the rest of the week.
> > 
> > I just got this with the latest, on the git archive, using git-repack -a:
> > 
> > Generating pack...
> > Done counting 19151 objects.
> > Deltifying 19151 objects.
> > Segmentation fault (core dumped)
> > 
> > This is on OpenBSD.  Is there a secret sabotage afoot?  This is repeatable.
> > Is there anything I can try differently?
> 
> Can you see what the traceback is with gdb?
> 
> I'd suspect the deltifier changes, the rabin hash in particular. The core 
> file traceback would probably point right at the culprit if so.
> 
> I don't see the problem myself, but if it's an access just past the end of 
> an array or something, it would depend on exactly what the delta pattern 
> is (which, without the "-f" flag, in turn depends on what your previous 
> packs looked like) and also on the allocation strategy (which migth 
> explain why it shows on OpenBSD but Linux people hadn't seen it).

When linking with Electric Fence I can reproduce the segfault on Linux 
as well.

Looking into it now.


Nicolas
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