linux-ext4 - Re: ext3/ext4 filesystem corruption under post 5.1.0 kernels

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Message-ID: <20190516025639.GC5394@mit.edu>
Date:   Wed, 15 May 2019 22:56:39 -0400
From:   "Theodore Ts'o" <tytso@....edu>
To:     Arthur Marsh <arthur.marsh@...ernode.on.net>
Cc:     Richard Weinberger <richard.weinberger@...il.com>,
        LKML <linux-kernel@...r.kernel.org>, linux-ext4@...r.kernel.org
Subject: Re: ext3/ext4 filesystem corruption under post 5.1.0 kernels

On Wed, May 15, 2019 at 09:42:11PM +0930, Arthur Marsh wrote:
> I have built kernels with the attached patch applied and run git gc
> on the patched kernels (both the 32 bit kernel on the Pentium-D and
> the 64 bit kernel on the Athlon II X4 640).
> 
> There were a couple of warnings from other processes being blocked
> while the git gc was taking place but no filesystem corruption
> detected. (I ran forced fsck checks on the root filesystems after
> the git gc runs to check for corruption).
> 
> Thanks for the patch!

Thanks for the bug report!  My apologies for the inconvenience; I'm
going to take a look at improving my regression test configurations so
I would have noticed this earlier.

Cheers,

						- Ted