From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Mikulas Patocka <mpatocka@redhat.com>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>,
Christoph Lameter <cl@linux.com>,
Andrew Morton <akpm@linux-foundation.org>,
Milan Broz <gmazyland@gmail.com>,
dm-devel@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] kernfs: fix a crash when two processes delete the same directory
Date: Tue, 27 Sep 2022 18:39:46 +0200 [thread overview]
Message-ID: <YzMnUvz+eirBpRVi@kroah.com> (raw)
In-Reply-To: <alpine.LRH.2.02.2209271206240.5208@file01.intranet.prod.int.rdu2.redhat.com>
On Tue, Sep 27, 2022 at 12:09:19PM -0400, Mikulas Patocka wrote:
>
>
> On Mon, 26 Sep 2022, Greg Kroah-Hartman wrote:
>
> > Can you see if 4abc99652812 ("kernfs: fix use-after-free in
> > __kernfs_remove") in linux-next fixes this for you or not? It seems to
> > be the same issue, as was also reported at:
> > https://lore.kernel.org/r/7f489b14-2fdc-3d91-c87e-6a802bd8592d@I-love.SAKURA.ne.jp
> >
> > thanks,
> >
> > greg k-h
>
> I'm running the test with the patch 4abc99652812 for 3 hours, no crash, so
> it's probably ok.
>
> Tested-by: Mikulas Patocka <mpatocka@redhat.com>
Wonderful, thanks!
greg k-h
prev parent reply other threads:[~2022-09-27 16:40 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-26 11:04 [PATCH] kernfs: fix a crash when two processes delete the same directory Mikulas Patocka
2022-09-26 12:16 ` Greg Kroah-Hartman
2022-09-27 15:22 ` [dm-devel] " Milan Broz
2022-09-27 15:37 ` Greg Kroah-Hartman
2022-09-27 17:24 ` Milan Broz
2022-09-27 16:09 ` Mikulas Patocka
2022-09-27 16:39 ` Greg Kroah-Hartman [this message]
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