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From: Steve Dickson <SteveD@redhat.com>
To: Ivan Romanov <drizt@land.ru>
Cc: linux-nfs@vger.kernel.org
Subject: Re: exportfs crash with long path
Date: Mon, 15 Oct 2012 13:13:25 -0400	[thread overview]
Message-ID: <507C4435.4050103@RedHat.com> (raw)
In-Reply-To: <1349708828.1183.5.camel@lix>



On 08/10/12 11:07, Ivan Romanov wrote:
> Hello. I opened a bug with nfs-utils on Redhat Bugzilla. And got an
> advice to email upstream. So I just repeat my bug text with a patch.
> 
> How reproducible:
> always
> 
> Steps to Reproduce:
> # mkdir -p /home/kudinae/Общедоступные
> # echo '/home/kudinae/Общедоступные oek-1(rw,sync,no_wdelay,no_root_squash,no_subtree_check)' > /etc/exports
> # exportfs -a
> Segmentation fault
> 
> I've obtained the sources. So a crush happens on export.c:293. variable
> pos has negative value. I think problem into strtoint and export_hash
> functions. strtoint has unsigned type and always returns positive value
> but export_hash impicity cast it to signed int. So it is possible to
> get negative value. I wrote patch to fix this.
> 
> Original Red Hat bug
> https://bugzilla.redhat.com/show_bug.cgi?id=863054
> 
Committed...

steved.

      parent reply	other threads:[~2012-10-15 17:13 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-08 15:07 exportfs crash with long path Ivan Romanov
2012-10-10 12:28 ` J. Bruce Fields
2012-10-15 17:13 ` Steve Dickson [this message]

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