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AJvYcCWA4MjsF51So8+F5eDdPCPiOwK5WzAPTEL6YFJ0/QzVd7xV4/XXBj7b+ZA0DgXC17W1IqtnCKRu5gXDwOOOeiCq@lists.sourceforge.net X-Gm-Message-State: AOJu0YwMj+ZYoUvQoCb4orNH9uIrDbfFY13BDZDpkeXGIuQpIDrK0D07 D0c6GtHkrdmR4XlIN5xspymuu89DkJ/cRGdT7Ys1CFoMLK/VTrgBWAUTbdx8MlF/k2g8sgpi2NO vrRgbvmD4hdcLrxBqB971WlEFsKyYV3yKTZVYeP2hPLPr3nlVHJcx7W8= X-Google-Smtp-Source: AGHT+IHeZKlpXHH1suOWjsbDsdSn84HHpn0TaUzLiOwfkGj943XDNLMffuhXk6TJOAS1x1S/0YTZ4f3JLmdC8mvSh96YQiSAILA6 MIME-Version: 1.0 X-Received: by 2002:a05:6e02:746:b0:3d3:f27a:9101 with SMTP id e9e14a558f8ab-3d5e08e9ec2mr181422665ab.1.1743552020538; Tue, 01 Apr 2025 17:00:20 -0700 (PDT) Date: Tue, 01 Apr 2025 17:00:20 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67ec7e14.050a0220.31979b.0031.GAE@google.com> From: syzbot To: chao@kernel.org, jaegeuk@kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com X-Headers-End: 1tzlWx-0006JB-A3 Subject: [f2fs-dev] [syzbot] [f2fs?] kernel BUG in f2fs_write_end_io X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net Hello, syzbot found the following issue on: HEAD commit: 4e82c87058f4 Merge tag 'rust-6.15' of git://git.kernel.org.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=17007198580000 kernel config: https://syzkaller.appspot.com/x/.config?x=4253e469c0d32ef6 dashboard link: https://syzkaller.appspot.com/bug?extid=803dd716c4310d16ff3a compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/5e6f1c2744e3/disk-4e82c870.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/5c1a60744d62/vmlinux-4e82c870.xz kernel image: https://storage.googleapis.com/syzbot-assets/228bbd75bd12/bzImage-4e82c870.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+803dd716c4310d16ff3a@syzkaller.appspotmail.com ------------[ cut here ]------------ kernel BUG at fs/f2fs/data.c:358! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 1 UID: 0 PID: 23 Comm: ksoftirqd/1 Not tainted 6.14.0-syzkaller-10892-g4e82c87058f4 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:f2fs_write_end_io+0x77a/0x790 fs/f2fs/data.c:357 Code: e8 8b 01 f2 fd e9 a2 fa ff ff 89 d9 80 e1 07 38 c1 0f 8c fe fa ff ff 48 89 df e8 11 01 f2 fd e9 f1 fa ff ff e8 87 92 8b fd 90 <0f> 0b e8 8f d4 ed 07 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc900001d79c0 EFLAGS: 00010246 RAX: ffffffff8437d9e9 RBX: 0000000000000000 RCX: ffff88801da85a00 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 000000000000000a RBP: ffffc900001d7ac8 R08: ffffffff8437d696 R09: 1ffffd400012b785 R10: dffffc0000000000 R11: fffff9400012b786 R12: 0000000000000001 R13: dffffc0000000000 R14: 000000000000000a R15: ffffea000095bc00 FS: 0000000000000000(0000) GS:ffff8881250e5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd1b21f9438 CR3: 000000007b684000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: blk_update_request+0x5e5/0x1160 block/blk-mq.c:983 blk_mq_end_request+0x3e/0x70 block/blk-mq.c:1145 blk_complete_reqs block/blk-mq.c:1220 [inline] blk_done_softirq+0x100/0x150 block/blk-mq.c:1225 handle_softirqs+0x2d6/0x9b0 kernel/softirq.c:579 run_ksoftirqd+0xcf/0x130 kernel/softirq.c:968 smpboot_thread_fn+0x576/0xaa0 kernel/smpboot.c:164 kthread+0x7b7/0x940 kernel/kthread.c:464 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:f2fs_write_end_io+0x77a/0x790 fs/f2fs/data.c:357 Code: e8 8b 01 f2 fd e9 a2 fa ff ff 89 d9 80 e1 07 38 c1 0f 8c fe fa ff ff 48 89 df e8 11 01 f2 fd e9 f1 fa ff ff e8 87 92 8b fd 90 <0f> 0b e8 8f d4 ed 07 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc900001d79c0 EFLAGS: 00010246 RAX: ffffffff8437d9e9 RBX: 0000000000000000 RCX: ffff88801da85a00 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 000000000000000a RBP: ffffc900001d7ac8 R08: ffffffff8437d696 R09: 1ffffd400012b785 R10: dffffc0000000000 R11: fffff9400012b786 R12: 0000000000000001 R13: dffffc0000000000 R14: 000000000000000a R15: ffffea000095bc00 FS: 0000000000000000(0000) GS:ffff8881250e5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd1b21f9438 CR3: 000000007b684000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f208.google.com (mail-il1-f208.google.com [209.85.166.208]) (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 8587E1FC3 for ; Wed, 2 Apr 2025 00:00:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.208 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743552023; cv=none; b=oURhC3xP9P1c2LwUpkXizKYvmABMGbUcNoKaxjB4oceHiLafVb9wjWz8mUf4EoFwkiY+oBo88Njbyk6eQvh0hEWO9P1ykMy3uX1lc+f8NFpJPgiOVPg8QwKxKhz3CUVE7f6A1RoZazIxbKbjufkeYtxY3ogTG+riPKmV1vRNHFE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743552023; c=relaxed/simple; bh=TDBxjMbF0Wv3pIZT4JptjBiJF2mVypKMtW/0cBwzVH0=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=lLOBMkFoeAZaouGXPi1VTaC/WF7aOOeQ9Sm5neEHfK/Ralsyhkyv5kpDjl4NdEiuHGa80kggKzXUplodrw+80Q0wvEB/Dqa06iPACuOsyCFVNQ22kC7pnpfHR8+C+azJ+cx4ThoRlBvOk3/GlkS5kuwZZMeEZwWcVQT7TDUyOGk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.208 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-f208.google.com with SMTP id e9e14a558f8ab-3d5b3819ff9so57232215ab.0 for ; Tue, 01 Apr 2025 17:00:21 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1743552020; x=1744156820; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=GsM3Ilm2N3CBIYDrmEbMx4uh1PJkyy+Bbjo8v8OIzH8=; b=Pkzwdxqy+9YS/+jZgiR3WELIDgsWd4A6vnv6qoHfl+DUfRyeuJtUPzxXWgRBOPDuSq 5IeMU96VJdsMeyPu3XW0PHmyozOuSi7l8ATckf6mcub6rUxxhA0ln4reN4u83zBOjjH0 nJvPkNVq5gjCaG0LCPrnT7nbP4dIFyj6kw4nNeu7AysuDZYPPe0S3TOB7KtUM6Uc+N4J ozy70js4qxo+hqEl5Ha6H0pYelw6feN24NCnXp1eCTHA+jH7sJNAdgxjUASy1cEe2Skb JMCukyZtoPpr7T1yyOXNgGPUBSN3XZRIQavqeNIv3VvH/Tp5BwaaY8DYDDH+Q+tb2IYw hdTg== X-Forwarded-Encrypted: i=1; AJvYcCVcBWZ/shz0E++cS3cl039BYWmguLGtyUkMw3TVeWqLISqLZc3ZWij2dweSGqARNabKM39RPz5hlnV27No=@vger.kernel.org X-Gm-Message-State: AOJu0Ywd89ioYYs4zqG9ud2VqbvZ3ycADaSck1salSNlSoEFHcZ7+H0l Hb4XjGSoDbUAepTuUlbt1y+pQkW3jS0B4QWiBgQP4C+cLqn2+ySYfkk6umSMbLU22D9NPxcbydG TJeY3QI9wi6sG2bmwcXWPIFcsIM0kES74a+nowgoJ5Z8vsLYz9ELz5fk= X-Google-Smtp-Source: AGHT+IHeZKlpXHH1suOWjsbDsdSn84HHpn0TaUzLiOwfkGj943XDNLMffuhXk6TJOAS1x1S/0YTZ4f3JLmdC8mvSh96YQiSAILA6 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:746:b0:3d3:f27a:9101 with SMTP id e9e14a558f8ab-3d5e08e9ec2mr181422665ab.1.1743552020538; Tue, 01 Apr 2025 17:00:20 -0700 (PDT) Date: Tue, 01 Apr 2025 17:00:20 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67ec7e14.050a0220.31979b.0031.GAE@google.com> Subject: [syzbot] [f2fs?] kernel BUG in f2fs_write_end_io From: syzbot To: chao@kernel.org, jaegeuk@kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: 4e82c87058f4 Merge tag 'rust-6.15' of git://git.kernel.org.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=17007198580000 kernel config: https://syzkaller.appspot.com/x/.config?x=4253e469c0d32ef6 dashboard link: https://syzkaller.appspot.com/bug?extid=803dd716c4310d16ff3a compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/5e6f1c2744e3/disk-4e82c870.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/5c1a60744d62/vmlinux-4e82c870.xz kernel image: https://storage.googleapis.com/syzbot-assets/228bbd75bd12/bzImage-4e82c870.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+803dd716c4310d16ff3a@syzkaller.appspotmail.com ------------[ cut here ]------------ kernel BUG at fs/f2fs/data.c:358! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 1 UID: 0 PID: 23 Comm: ksoftirqd/1 Not tainted 6.14.0-syzkaller-10892-g4e82c87058f4 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 RIP: 0010:f2fs_write_end_io+0x77a/0x790 fs/f2fs/data.c:357 Code: e8 8b 01 f2 fd e9 a2 fa ff ff 89 d9 80 e1 07 38 c1 0f 8c fe fa ff ff 48 89 df e8 11 01 f2 fd e9 f1 fa ff ff e8 87 92 8b fd 90 <0f> 0b e8 8f d4 ed 07 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc900001d79c0 EFLAGS: 00010246 RAX: ffffffff8437d9e9 RBX: 0000000000000000 RCX: ffff88801da85a00 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 000000000000000a RBP: ffffc900001d7ac8 R08: ffffffff8437d696 R09: 1ffffd400012b785 R10: dffffc0000000000 R11: fffff9400012b786 R12: 0000000000000001 R13: dffffc0000000000 R14: 000000000000000a R15: ffffea000095bc00 FS: 0000000000000000(0000) GS:ffff8881250e5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd1b21f9438 CR3: 000000007b684000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: blk_update_request+0x5e5/0x1160 block/blk-mq.c:983 blk_mq_end_request+0x3e/0x70 block/blk-mq.c:1145 blk_complete_reqs block/blk-mq.c:1220 [inline] blk_done_softirq+0x100/0x150 block/blk-mq.c:1225 handle_softirqs+0x2d6/0x9b0 kernel/softirq.c:579 run_ksoftirqd+0xcf/0x130 kernel/softirq.c:968 smpboot_thread_fn+0x576/0xaa0 kernel/smpboot.c:164 kthread+0x7b7/0x940 kernel/kthread.c:464 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:f2fs_write_end_io+0x77a/0x790 fs/f2fs/data.c:357 Code: e8 8b 01 f2 fd e9 a2 fa ff ff 89 d9 80 e1 07 38 c1 0f 8c fe fa ff ff 48 89 df e8 11 01 f2 fd e9 f1 fa ff ff e8 87 92 8b fd 90 <0f> 0b e8 8f d4 ed 07 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc900001d79c0 EFLAGS: 00010246 RAX: ffffffff8437d9e9 RBX: 0000000000000000 RCX: ffff88801da85a00 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 000000000000000a RBP: ffffc900001d7ac8 R08: ffffffff8437d696 R09: 1ffffd400012b785 R10: dffffc0000000000 R11: fffff9400012b786 R12: 0000000000000001 R13: dffffc0000000000 R14: 000000000000000a R15: ffffea000095bc00 FS: 0000000000000000(0000) GS:ffff8881250e5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd1b21f9438 CR3: 000000007b684000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup