Re: NULL pointer dereference in ext4_ext_remove_space on 3.5.1

Dmitry Monakhov
2012-09-17T14:48:11Z

On Mon, 17 Sep 2012 09:52:15 -0400, Theodore Ts'o <tytso@mit.edu> wrote:
> On Mon, Sep 17, 2012 at 04:21:44PM +0400, Dmitry Monakhov wrote:
> > On Wed, 15 Aug 2012 22:46:54 -0400, Theodore Ts'o <tytso@mit.edu> wrote:
> > > On Wed, Aug 15, 2012 at 09:33:29PM +0300, Marti Raudsepp wrote:
> > > > I was moving and deleting some files between two of my ext4 partitions
> > > > when it suddenly crashed and dropped me into an kernel oops screen
> > > > (below). I'm using ext4 on kernel 3.5.1 (Arch Linux).
> > Ohh, I've missed that gigantic topic, but still i've found the bug.
> > patch is available here http://patchwork.ozlabs.org/patch/183649/
>
> Dmitry, we have a patch in mainline already which addresses this, and
> it's already backported to v3.5.3 or later.
>
> What version was your patch series based against?
patch-set was prepared against d0f56971992a0bcc7 (old ext4.git's HEAD)
And you right your patch fixed the issue. So you can ignore my version.
but other patches from the 'Bunch of DIO/AIO fixes V2' queue are still
valid an applies to recent git tree w/o problems.
Should i resend whole series or you'll pick original one?
>
> - Ted
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