linux-kernel - Re: Patch regression - Re: [PATCH 5.10 070/104] dm snapshot: fix a crash when an origin has no snapshots

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Message-ID: <YKzk/2aqQooFsI28@kroah.com>
Date:   Tue, 25 May 2021 13:52:31 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Mikulas Patocka <mpatocka@...hat.com>
Cc:     linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Michael Tokarev <mjt@....msk.ru>,
        Mike Snitzer <snitzer@...hat.com>,
        Zdenek Kabelac <zkabelac@...hat.com>
Subject: Re: Patch regression - Re: [PATCH 5.10 070/104] dm snapshot: fix a
 crash when an origin has no snapshots

On Tue, May 25, 2021 at 07:36:57AM -0400, Mikulas Patocka wrote:
> Hi Greg
> 
> I'd like to ask you to drop this patch from all stable branches.
> 
> It causes regression with snapshot merging and the regression is much 
> worse than the bug that it fixes.

Sure, but is there a fix in Linus's branch for this that I should take
instead, or is it reverted in linux-next already?

thanks,

greg k-h