Re: 2.6.32-rc1 oops in ext4

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On Wed, Sep 30, 2009 at 11:07 PM, Theodore Tso <tytso@xxxxxxx> wrote:
> On Wed, Sep 30, 2009 at 10:54:26PM -0400, Andrew Lutomirski wrote:
>> All I did was boot Fedora 11 and open a Konsole.  I'm running
>> 84d88d5d4efc37dfb8a93a4a58d8a227ee86ffa4.
>
> I'm pretty sure this patch should fix things; can you confirm?
>
>                                              - Ted
>
> commit 1f94533d9cd75f6d2826018d54a971b9cc085992
> Author: Theodore Ts'o <tytso@xxxxxxx>
> Date:   Wed Sep 30 22:57:41 2009 -0400
>
>    ext4: fix a BUG_ON crash by checking that page has buffers attached to it
>
>    In ext4_num_dirty_pages() we were calling page_buffers() before
>    checking to see if the page actually had pages attached to it; this
>    would cause a BUG check crash in the inline function page_buffers().
>
>    Thanks to Markus Trippelsdorf for reporting this bug.
>
>    Signed-off-by: "Theodore Ts'o" <tytso@xxxxxxx>

I patched that onto the same kernel from git and it seems to work.

Tested-by: Andy Lutomirski <luto@xxxxxxx>

Thanks,
Andy
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