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[147.75.48.161]) by mx.google.com with ESMTPS id i71-20020a636d4a000000b005c5e2165e37si6451578pgc.125.2024.01.13.20.59.24 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 13 Jan 2024 20:59:24 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-25401-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.48.161 as permitted sender) client-ip=147.75.48.161; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel+bounces-25401-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.48.161 as permitted sender) smtp.mailfrom="linux-kernel+bounces-25401-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sy.mirrors.kernel.org (Postfix) with ESMTPS id 478A8B21E35 for ; Sun, 14 Jan 2024 04:59:18 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id AC8201860; Sun, 14 Jan 2024 04:59:06 +0000 (UTC) Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E48617E for ; Sun, 14 Jan 2024 04:59:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f198.google.com with SMTP id e9e14a558f8ab-3605e854428so71422545ab.0 for ; Sat, 13 Jan 2024 20:59:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1705208344; x=1705813144; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=1yzbyB1MM/qDWFyaL4yvVd/nqNiYOiwdyqZ6k+sJI6s=; b=GcLfNmIqv+bb5WLIAkr9BExsJ0tIch3fopqSXTWzKPB/RckRtgsRpW/kf3qriWt600 tKhzLKnf9UOG1E4PbC0NWkPzpSUYyIevu4nMx2RwN0WAo9go+jJOyCym1myLQUDVorsI XIsvfoEzzBuz/u0Pk0amVVB8GRfBNvaTmc9coAdOACsB+PJlpOJ180NSJ/84TumwKOFR Ckn1Hmg1pXFGlgHksspPt853G8TY+AceaPXkbz2BG2bwiAawlwKe4U37j7nQ4vRm/pIB iBR4K1zTLXFRoPQ3eAyqVsKpLns+UFb7IC4aCnTkmDd0PbRju8FJV8CxrZCizRjbZNAF h8rw== X-Gm-Message-State: AOJu0Yw98HBoNWE4UdJ6w8YBS+ymTi6hff6zsNxC7Mram3GXeEy+PZ+b dAIXC+hwAKXjkvTGwN1rJocul4pppjuNZ5lNsM8dYDhF0oWF Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:219d:b0:35f:f67a:e55a with SMTP id j29-20020a056e02219d00b0035ff67ae55amr296300ila.5.1705208344213; Sat, 13 Jan 2024 20:59:04 -0800 (PST) Date: Sat, 13 Jan 2024 20:59:04 -0800 In-Reply-To: <000000000000aac725060ed0b15c@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000009fff64060ee0c1b7@google.com> Subject: Re: [syzbot] [f2fs?] KASAN: slab-use-after-free Read in destroy_device_list From: syzbot To: chao@kernel.org, eadavis@qq.com, ebiggers@google.com, jaegeuk@kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 275dca4630c165edea9abe27113766bc1173f878 Author: Eric Biggers Date: Wed Dec 27 17:14:28 2023 +0000 f2fs: move release of block devices to after kill_block_super() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10639913e80000 start commit: 052d534373b7 Merge tag 'exfat-for-6.8-rc1' of git://git.ke.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=12639913e80000 console output: https://syzkaller.appspot.com/x/log.txt?x=14639913e80000 kernel config: https://syzkaller.appspot.com/x/.config?x=878a2a4af11180a7 dashboard link: https://syzkaller.appspot.com/bug?extid=a5e651ca75fa0260acd5 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=167b0f47e80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11255313e80000 Reported-by: syzbot+a5e651ca75fa0260acd5@syzkaller.appspotmail.com Fixes: 275dca4630c1 ("f2fs: move release of block devices to after kill_block_super()") For information about bisection process see: https://goo.gl/tpsmEJ#bisection