Date: Fri, 29 Aug 2003 11:09:57 -0700
From: Mike Fedyk <mfedyk@matchmail.com>
To: linux-kernel@vger.kernel.org
Subject: Re: mutt segfault with ext3 & 1k blocks & htree in 2.6
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On Fri, Aug 29, 2003 at 10:24:51AM -0700, Mike Fedyk wrote:
> Hi,
> 
> I have just converted my 25GB / partition from reiserfs to ext3 with 1k
> blocks, and now mutt is segfaulting periodocally.
> 
> I suspect it is htree, because I left four mutt processes running last
> night, and two of them segfaulted.
> 
> Interestingly enough, it happened about 1 minute apart, so they might have
> checked one of the large maildir folders and that could have caused the
> problem, except that the other two mutt processes should have checked the
> same folders, and they didn't crash.
> 
> I have full strace output of each mutt process up until the segfault in two
> cases, and up until strace was stopped in the third case.
> 
> Please let me know what more I can do to help track this down.
> 
> I have tried this with:
> vmlinuz-2.6.0-test3-mm3
> vmlinuz-2.6.0-test4-mm1
> 

How do I:

 o Find out that a directory is using htree?
 o Disable htree on my /?  (tune2fs -O ^dir_index), but then how do I get my
   directories back to non-htree without running fsck from a rescue CD?

Thanks,

Mike
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