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* bug: git-svn seg fault during 'git svn fetch' due to perl < 5.10
@ 2013-01-18  4:14 Durham Goode
  2013-01-19 11:51 ` Eric Wong
  0 siblings, 1 reply; 2+ messages in thread
From: Durham Goode @ 2013-01-18  4:14 UTC (permalink / raw
  To: git@vger.kernel.org

In git 1.8.1, when we do 'git svn fetch' on a large repo, we're seeing a
seg fault.  It's caused by git-svn trying to parse a large yaml file
(introduced in 
https://github.com/git/git/commit/68f532f4ba888f277637a94b4a49136054df0540
) which encounters a perl regex stack overflow bug that was present in
perl < 5.10 (https://bugzilla.redhat.com/show_bug.cgi?id=192400).

We'll find a work around, but it'd be nice if there was a config setting
to let us choose not to use the yaml format.

Let me know if there's a better place to report this.

-Durham

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: bug: git-svn seg fault during 'git svn fetch' due to perl < 5.10
  2013-01-18  4:14 bug: git-svn seg fault during 'git svn fetch' due to perl < 5.10 Durham Goode
@ 2013-01-19 11:51 ` Eric Wong
  0 siblings, 0 replies; 2+ messages in thread
From: Eric Wong @ 2013-01-19 11:51 UTC (permalink / raw
  To: Durham Goode; +Cc: git@vger.kernel.org, Jonathan Nieder

Durham Goode <durham@fb.com> wrote:
> In git 1.8.1, when we do 'git svn fetch' on a large repo, we're seeing a
> seg fault.  It's caused by git-svn trying to parse a large yaml file
> (introduced in 
> https://github.com/git/git/commit/68f532f4ba888f277637a94b4a49136054df0540
> ) which encounters a perl regex stack overflow bug that was present in
> perl < 5.10 (https://bugzilla.redhat.com/show_bug.cgi?id=192400).
> 
> We'll find a work around, but it'd be nice if there was a config setting
> to let us choose not to use the yaml format.

Maybe try a libyaml-based YAML module?  I'm not too familiar
with YAML parsers in the Perl world.  Hopefully Jonathan can help.

> Let me know if there's a better place to report this.

Yes, feel free to Cc: folks who signed-off/acked the change which
introduced the problem for you.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2013-01-18  4:14 bug: git-svn seg fault during 'git svn fetch' due to perl < 5.10 Durham Goode
2013-01-19 11:51 ` Eric Wong

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