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dmarc=pass (policy=reject) header.from=flyingcircus.io ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1727282486; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=oA161oXEIQ4guVGXQDc4q7uLp2UFDyKiyr/RvZCjPAM=; b=Pvwt+GiysHNQxjDkJZp+ODqCJqyhha8WW4CFPLOYqUl5Dct5FLlnO9/vyDnoZl5vD8CZZw 1OAavMgWOHWJa89Qfv1M3MrUlJvf0VreovxCcPev3LnOFte4p3lrBUxwLDmGbUSNCjD/Zp Ts1v44v+g0aGHWuDup2/p3aqna3uYww= Content-Type: text/plain; charset=utf-8 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=flyingcircus.io; s=mail; t=1727282543; bh=oA161oXEIQ4guVGXQDc4q7uLp2UFDyKiyr/RvZCjPAM=; h=Subject:From:In-Reply-To:Date:Cc:References:To; b=ERP++1tbL0DSo1ZnTsIBOqd81AXzG64+ZA7CjnMOerFjy0zEOHxOG3HdxnuFmgwH+ zSDSqT74x3V1Lopz/+5kApJ8SMQG8tVFEb7sgbkqpy3CBQ5Ma3PrGUxnxJM/+9rkxz jyIB5+RIEex4DFEi3qs1ajYKWWkAIMKftfH7dnN0= Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3818.100.11.1.3\)) Subject: Re: Known and unfixed active data loss bug in MM + XFS with large folios since Dec 2021 (any kernel from 6.1 upwards) From: Christian Theune In-Reply-To: Date: Wed, 25 Sep 2024 18:42:00 +0200 Cc: Sam James , stable@kernel.org, clm@meta.com, Matthew Wilcox , axboe@kernel.dk, Dave Chinner , dqminh@cloudflare.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, "linux-xfs@vger.kernel.org" , regressions@leemhuis.info, regressions@lists.linux.dev, torvalds@linux-foundation.org Content-Transfer-Encoding: quoted-printable Message-Id: <2EC5C349-325C-4EF6-AFF8-0952B7A3D364@flyingcircus.io> References: <0a3b09db-23e8-4a06-85f8-a0d7bbc3228b@meta.com> <87plotvuo1.fsf@gentoo.org> To: Kairui Song X-Stat-Signature: gbppcpe974k1ws6potgtffpui5x99gh6 X-Rspamd-Queue-Id: 8E55A12000F X-Rspam-User: X-Rspamd-Server: rspam10 X-HE-Tag: 1727282547-842630 X-HE-Meta: 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 iXXtAtyS 6s7bvJGOIJfh/oYXrj7zxOx4Z5jztIEfmKgR2Z2DZyKbLn92LNIeWwg8mvteXe2rzFcrD1jGDWtyFFTCxyQshfcA2yqt4NHejDYkajmoPdUZtqA0+AB4Z5auo2rt4G74gH7rifrQ1rBgous48uZrwCEcMOg2ajJQfgmc2CLMv5Anw0a68Gq2S6KMIDiwK8+O58tiBEmgAVcZJ/dNpzXA6I3hKS50NK/cdqEgESZfwflaTUREa6BjIlI3lGDFYp+DZB4scJuPt2FgQQvPXATD8vzcjVC0RqPCniOdWEXoP5ub06odq9tdXA3ugonxdgVS19PZPXTZnamwoUnHJNyqaT1LcDKfW5SYNTjA1 X-Bogosity: Ham, tests=bogofilter, spamicity=0.050023, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: > On 25. Sep 2024, at 18:06, Kairui Song wrote: >=20 > On Wed, Sep 25, 2024 at 1:16=E2=80=AFAM Sam James = wrote: >>=20 >> Kairui, could you send them to the stable ML to be queued if Willy is >> fine with it? >>=20 >=20 > Hi Sam, >=20 > Thanks for adding me to the discussion. >=20 > Yes I'd like to, just not sure if people are still testing and > checking the commits. As the one who raised the issue recently: we=E2=80=99re rolling out 6.11 = for testing on a couple hundred machines right now. I=E2=80=99ve = scheduled this internally to run 8-12 weeks due to the fleeting nature = and will report back if it pops up again or after that time has elapsed. AFAICT this is a fix in any case even if we should find more issues in = my fleet later. Cheers, Christian --=20 Christian Theune =C2=B7 ct@flyingcircus.io =C2=B7 +49 345 219401 0 Flying Circus Internet Operations GmbH =C2=B7 https://flyingcircus.io Leipziger Str. 70/71 =C2=B7 06108 Halle (Saale) =C2=B7 Deutschland HR Stendal HRB 21169 =C2=B7 Gesch=C3=A4ftsf=C3=BChrer: Christian Theune, = Christian Zagrodnick