Re: NULL pointer dereference in ext4_ext_remove_space on 3.5.1

Theodore Ts'o
2012-09-17T13:52:27Z

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?

- Ted