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 9FCAAC88CB9 for ; Fri, 25 Aug 2023 01:09:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237177AbjHYBIk (ORCPT ); Thu, 24 Aug 2023 21:08:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39346 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236173AbjHYBIf (ORCPT ); Thu, 24 Aug 2023 21:08:35 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8D0AE19BB; Thu, 24 Aug 2023 18:08:33 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 299B262EC9; Fri, 25 Aug 2023 01:08:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 07376C433C7; Fri, 25 Aug 2023 01:08:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1692925712; bh=cD8kNYTozm4FuGJASkCTOiGIy89mI5dFCwxsGj6eWRg=; h=Date:Subject:To:References:From:In-Reply-To:From; b=X/w2OvpRG0d2hEVa5GJsOYdO9HO0dZM+351CR1YQawNy+H1cVLe6qfmN4xe7bxD0r iE+dMczgtnuj/gLd8ovO17reyq7Sxs8Ni+UrzOpLuWAzFYpOeOFp8C4Dzwxb+dFHv9 Ekxktp3qRZozdqEKajN57fkPifCV/rmhth4Q8J8YIOBUK7M+k08T2n2+MbHaaAjSws hxV/V8czrwT3HURuKsp5rqUXufDOptm5ByF6PW2kn8SfxoTrqUkoZVl9AcxdlGwZ5g UaL3TiWJPNLn03Nh/wAIQ7BxPzmhI62HvH8IbPL2B3uut/k4nk5qDI0/0SeC7vQCTW /CcPCAWsAC4nA== Message-ID: <8680b259-528b-32a9-73ee-ce6a6406f13d@kernel.org> Date: Fri, 25 Aug 2023 09:08:28 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [syzbot] [f2fs?] possible deadlock in f2fs_add_inline_entry To: syzbot , hdanton@sina.com, jaegeuk@kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com References: <0000000000001b658e0603ad424d@google.com> Content-Language: en-US From: Chao Yu In-Reply-To: <0000000000001b658e0603ad424d@google.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2023/8/24 23:55, syzbot wrote: > syzbot has bisected this issue to: > > commit 5eda1ad1aaffdfebdecf7a164e586060a210f74f > Author: Jaegeuk Kim > Date: Wed Jun 28 08:00:56 2023 +0000 > > f2fs: fix deadlock in i_xattr_sem and inode page lock > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=167691b7a80000 > start commit: cacc6e22932f tpm: Add a helper for checking hwrng enabled > git tree: upstream > final oops: https://syzkaller.appspot.com/x/report.txt?x=157691b7a80000 > console output: https://syzkaller.appspot.com/x/log.txt?x=117691b7a80000 > kernel config: https://syzkaller.appspot.com/x/.config?x=171b698bc2e613cf > dashboard link: https://syzkaller.appspot.com/bug?extid=a4976ce949df66b1ddf1 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=103c6bb3a80000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17bb51c7a80000 > > Reported-by: syzbot+a4976ce949df66b1ddf1@syzkaller.appspotmail.com > Fixes: 5eda1ad1aaff ("f2fs: fix deadlock in i_xattr_sem and inode page lock") #syz test: https://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git dev > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection