From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EB20AC677F1 for ; Mon, 16 Jan 2023 13:57:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231478AbjAPN5q (ORCPT ); Mon, 16 Jan 2023 08:57:46 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39858 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231437AbjAPN51 (ORCPT ); Mon, 16 Jan 2023 08:57:27 -0500 Received: from wp530.webpack.hosteurope.de (wp530.webpack.hosteurope.de [80.237.130.52]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 90B2423665; Mon, 16 Jan 2023 05:54:18 -0800 (PST) Received: from [2a02:8108:963f:de38:4bc7:2566:28bd:b73c]; authenticated by wp530.webpack.hosteurope.de running ExIM with esmtpsa (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) id 1pHPwH-0000xz-5w; Mon, 16 Jan 2023 14:54:17 +0100 Message-ID: <6d075006-7f32-7d39-6d96-4a94d4dbdf40@leemhuis.info> Date: Mon, 16 Jan 2023 14:54:16 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.0 Subject: =?UTF-8?Q?Re=3a_=5bregression=5d_Bug=c2=a0216932_-_io=5furing_with_?= =?UTF-8?Q?libvirt_cause_kernel_NULL_pointer_dereference_since_6=2e1=2e5?= Content-Language: en-US, de-DE To: Jens Axboe , Linux regressions mailing list Cc: "stable@vger.kernel.org" , io-uring@vger.kernel.org, LKML , "Sergey V." , Greg Kroah-Hartman References: <74347fe1-ac68-2661-500d-b87fab6994f7@leemhuis.info> From: "Linux kernel regression tracking (#update)" Reply-To: Linux regressions mailing list In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-bounce-key: webpack.hosteurope.de;regressions@leemhuis.info;1673877258;57d8771a; X-HE-SMSGID: 1pHPwH-0000xz-5w Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org On 16.01.23 14:42, Jens Axboe wrote: > On 1/16/23 6:17?AM, Linux kernel regression tracking (Thorsten Leemhuis) wrote: >> Hi, this is your Linux kernel regression tracker. >> >> I noticed a regression report in bugzilla.kernel.org. As many (most?) >> kernel developer don't keep an eye on it, I decided to forward it by >> mail. Quoting from https://bugzilla.kernel.org/show_bug.cgi?id=216932 : > > Looks like: > > commit 6d47e0f6a535701134d950db65eb8fe1edf0b575 > Author: Jens Axboe > Date: Wed Jan 4 08:52:06 2023 -0700 > > block: don't allow splitting of a REQ_NOWAIT bio > > got picked up by stable, but not the required prep patch: > > > commit 613b14884b8595e20b9fac4126bf627313827fbe > Author: Jens Axboe > Date: Wed Jan 4 08:51:19 2023 -0700 > > block: handle bio_split_to_limits() NULL return > > Greg/team, can you pick the latter too? It'll pick cleanly for > 6.1-stable, not sure how far back the other patch has gone yet. Jens, many thx for looking so quickly into this! Ciao, Thorsten (wearing his 'the Linux kernel's regression tracker' hat) -- Everything you wanna know about Linux kernel regression tracking: https://linux-regtracking.leemhuis.info/about/#tldr That page also explains what to do if mails like this annoy you. #regzbot fix: block: handle bio_split_to_limits() NULL return #regzbot ignore-activity