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[23.128.96.36]) by mx.google.com with ESMTPS id o1-20020a056a0015c100b006cc05bcf542si1059956pfu.319.2023.11.25.03.54.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 25 Nov 2023 03:54:16 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.36 as permitted sender) client-ip=23.128.96.36; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.36 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by pete.vger.email (Postfix) with ESMTP id 00C6D80239CB; Sat, 25 Nov 2023 03:54:14 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at pete.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231911AbjKYLx6 (ORCPT + 99 others); Sat, 25 Nov 2023 06:53:58 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38668 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231808AbjKYLx5 (ORCPT ); Sat, 25 Nov 2023 06:53:57 -0500 Received: from mail-pl1-f200.google.com (mail-pl1-f200.google.com [209.85.214.200]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3B56D10E2 for ; Sat, 25 Nov 2023 03:54:04 -0800 (PST) Received: by mail-pl1-f200.google.com with SMTP id d9443c01a7336-1cf66d578easo33268725ad.3 for ; Sat, 25 Nov 2023 03:54:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1700913244; x=1701518044; 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=/KRHX69P+c/HonL20U6p52M6bOssV1LeZSiVOwq9udg=; b=s5sCRWd7rra+hdI+wDWnwqP2xuqcuoNlCKT4pejupQDd0Du3iRJxHHWyJCcUreIrp3 adNkUFkinde9u/y3D5dJJyPSGzPQqrFK3SfLBgL2ddEYtAde3ceNkanfbzS7fY5IAl77 rN9dvnmcn8wP97W6jInaK4tMM5xdcsTinuDToSuR4gXVMrf8o8x1i6jJPY2uzFkHPinx G4Lh/fO6q7wm1C/BfqtWhxyL28PjFQzg6z+ORxCras/WH35MPkXpF7n5T8ZITiU6JEEP RAdJiXwvIvByqtd2lhoAMGAh2G0tqnhUowu8IRy5QNg8Ocpd5WSzspQVrHJJXI63/MGC fDYQ== X-Gm-Message-State: AOJu0YzphqkdrmQkT4UGrcKZ6tCogfpaR4LIJC822XUZS3BaLg9KnXbQ YvJePS0pd1nxEwOoCPyoJtDL6I0LjD+m5BXgGPe9jebTZk5y MIME-Version: 1.0 X-Received: by 2002:a17:903:4282:b0:1cc:1e05:e0e7 with SMTP id ju2-20020a170903428200b001cc1e05e0e7mr1181364plb.2.1700913243801; Sat, 25 Nov 2023 03:54:03 -0800 (PST) Date: Sat, 25 Nov 2023 03:54:03 -0800 In-Reply-To: <000000000000d40c3c05fdc05cd1@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000b0cfb7060af8b9e1@google.com> Subject: Re: [syzbot] [udf?] KASAN: slab-use-after-free Read in udf_free_blocks From: syzbot To: akpm@linux-foundation.org, hch@lst.de, jack@suse.com, jack@suse.cz, linkinjeon@gmail.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com, willy@infradead.org Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=2.0 required=5.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SORTED_RECIPS, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on pete.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (pete.vger.email [0.0.0.0]); Sat, 25 Nov 2023 03:54:14 -0800 (PST) X-Spam-Level: ** syzbot has bisected this issue to: commit 36273e5b4e3a934c6d346c8f0b16b97e018094af Author: Christoph Hellwig Date: Sun Nov 13 16:29:02 2022 +0000 udf: remove ->writepage bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14d71cece80000 start commit: 123212f53f3e Add linux-next specific files for 20230707 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=16d71cece80000 console output: https://syzkaller.appspot.com/x/log.txt?x=12d71cece80000 kernel config: https://syzkaller.appspot.com/x/.config?x=15ec80b62f588543 dashboard link: https://syzkaller.appspot.com/bug?extid=0b7937459742a0a4cffd syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15be1190a80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17d4666aa80000 Reported-by: syzbot+0b7937459742a0a4cffd@syzkaller.appspotmail.com Fixes: 36273e5b4e3a ("udf: remove ->writepage") For information about bisection process see: https://goo.gl/tpsmEJ#bisection