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Bug#668687: marked as done (linux-image-3.3.0-trunk-amd64: Kernel oops when writing to sparse file on ocfs2 filesystem.)

Your message dated Sun, 25 Nov 2012 01:58:19 -0800
with message-id <20121125095819.GA21971@elie.Belkin>
and subject line Re: Kernel oops when writing to sparse file on ocfs2 filesystem.
has caused the Debian Bug report #668687,
regarding linux-image-3.3.0-trunk-amd64: Kernel oops when writing to sparse file on ocfs2 filesystem.
to be marked as done.

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If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

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-- 
668687: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=668687
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Contact owner@bugs.debian.org with problems
--- Begin Message --- 
Package: linux-image-3.3.0-trunk-amd64
Version: 3.3-1~experimental.1
Severity: important
Tags: upstream patch


Writing to a sparse file on a single-node ocfs2 mount causes an oops.

dd if=/dev/zero of=/ocfs2/foo bs=1 count=0 seek=10G
yes | mkfs.ext3 /ocfs2/foo

Patch is at:
  http://oss.oracle.com/pipermail/ocfs2-devel/2012-January/008464.html


-- System Information:
Debian Release: 6.0.4
  APT prefers stable-updates
  APT policy: (700, 'stable-updates'), (700, 'stable'), (450, 'testing'), (300, 'unstable'), (200, 'experimental')
Architecture: amd64 (x86_64)

Kernel: Linux 2.6.32-5-xen-amd64 (SMP w/8 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash

--- End Message ---
--- Begin Message --- 
Version: 3.2.29-1
reassign 668687 src:linux linux-2.6/3.3-1~experimental.1
fixed 668687 linux/3.5-1~experimental.1
# regression said to be introduced by v3.2-rc4~1^2~2 (ocfs2: honor
# O_(D)SYNC flag in fallocate, 2011-11-16)
found 668687 linux-2.6/3.2~rc4-1~experimental.1
quit

Hi Samson,

Samson Yeung wrote:

> Writing to a sparse file on a single-node ocfs2 mount causes an oops.
>
> dd if=/dev/zero of=/ocfs2/foo bs=1 count=0 seek=10G
> yes | mkfs.ext3 /ocfs2/foo
>
> Patch is at:
>   http://oss.oracle.com/pipermail/ocfs2-devel/2012-January/008464.html

I believe this is fixed by a4e08d001f2e (ocfs2: fix NULL pointer
dereference in __ocfs2_change_file_space, 2012-07-11).  Can you
confirm?

Thanks,
Jonathan

--- End Message ---
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