From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CDE4347A73; Mon, 21 Oct 2024 16:49:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729529393; cv=none; b=O91ZiuhwxOJqmgbQjrg5Vl/8xad8oJA1lObfezzpyOEiqgm5d59iFskuwxVTAhnMfX7yi+ncvRI9rFdU3WZxdOweGumvQroZk7U0ME2DpLDn5GdvhTFwZ18LXxqLOML+qNc2tcgU5aP63M6uA3ag9oY1GlWuhogvcd9ynuorUCU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729529393; c=relaxed/simple; bh=s7cQ67V0WvFW7xc6NDJ+wWfNiLXP6oPPIKArIaaLn+E=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=ZKCmCXzJI7SVGnvJdFu7J0QwBnSK54F/gxDh9Hps8VtA6ATCqj+j7d5AQ7GEJ3f1lWtz/HS39HDvAB3iNFfI4+TN5RuMDR1bCXm4msiusAhyVZgxcOhAHJJ2+40/Y2B0kcrC8wPYzbvQYspPE8TJMu/FqaXR0sXhoggFKrLqilA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=2YQB4gjn; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="2YQB4gjn" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C36D5C4CEC3; Mon, 21 Oct 2024 16:49:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1729529393; bh=s7cQ67V0WvFW7xc6NDJ+wWfNiLXP6oPPIKArIaaLn+E=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=2YQB4gjnNkPFma1Urq/z+KbRJrUWiGYDOrbFZScD3cTlC7pdPRwH3FOli2pvpiaXQ iM94vG0sm5Dh3nW/q3rqn+s+5HJawBZr80aZ6kY2lxIf8vCNtU+ZI8PoEqWnQ6fuuw twuhm1GNz6bHoKRdjhPBa57UEBlaQw9JKQZOitSg= Date: Mon, 21 Oct 2024 18:49:43 +0200 From: Greg KH To: Mahmoud Adam Cc: jack@suse.cz, hch@lst.de, sashal@kernel.org, tytso@mit.edu, linux-ext4@vger.kernel.org, regressions@lists.linux.dev Subject: Re: [5.10.y] Regression in EXT3/4 with v5.10.227, LTP preadv03 is failing Message-ID: <2024102130-thieving-parchment-7885@gregkh> References: Precedence: bulk X-Mailing-List: linux-ext4@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Mon, Oct 21, 2024 at 05:43:54PM +0200, Mahmoud Adam wrote: > > Hello, > > In the latest 5.10.227 we see LTP preadv03 failing on EXT3/4, when > bisected it was found that the commit dde4c1e1663b6 ("ext4: properly > sync file size update after O_SYNC direct IO") is causing it > > This seems similar to what occurred before[1] and if I understand > correctly it was because of missing dependency backport 936e114a245b6 > ("iomap: update ki_pos a little later in iomap_dio_complete") which was > then backported to 5.15 & 6.1 but not to 5.10. > > *This is not failing on 5.15 nor 6.1, and it does fail consistently in x86-64 & ARM > > [1]: https://lore.kernel.org/all/20231205122122.dfhhoaswsfscuhc3@quack3/ > What do you suggest be done? thanks, greg k-h