From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) (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 3D75581ACA for ; Wed, 4 Sep 2024 04:50:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.70 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725425423; cv=none; b=WHZ6kzOGiP+ezZphRYKiG6DfYt5mk7qcdAVHTwa68OOzqVqGEPjHI0UVszLCoPfUBLVkNxfPyrdAhpFpn/Bz+k40skNjtHO3WTpv7N2d+3SF5CmtFv5gFuzuHeRPqopzr7xBricMGfvscmJX+45lWdIUjcEt9/urGebdnYKwzUA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725425423; c=relaxed/simple; bh=jFXY+i1PUscbe7kIJ0oZQ+5n89W3Cj5UD4/9aexX6N8=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=NAe25jo5KC/kFujfNJHR5So1V4fFfLjf9ptnxX0hkm2qflyypEzEdwk39HnTFtPPhLsNbB0pfsWJDiI7iuPtp4d9oIeTnGCRhM2KfXcGu54m1OjuSYUcO4tO0hXPB3adqMDjYKyXNfLfAivNemVFdFE7iKJ+n45rAsdwx3pnwcQ= 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=209.85.166.70 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-io1-f70.google.com with SMTP id ca18e2360f4ac-82a1c57f4a1so823261639f.3 for ; Tue, 03 Sep 2024 21:50:20 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1725425420; x=1726030220; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=Zqd5iifVr8DWHCkb+dSEYsmiDd1HT0T9vAuP4BYQNb0=; b=CSf6t7tYJ3HJfmMVnSHTjsAwIN1kgiWW/r6HdvE1w77y0sc9n5aWjISUUtYu8W/qxZ WP3gi7hkNpX61LSI9DKM2BX7nQizLeyH0xMH75M5oAipUZnoledb3khY2BnmXUnj0Unk PUWiOSQ7FhNonSo3JWLUcE3/8SU7qR72nU55GR2qP5iJpDfK+yIn/q/SZHt/jkOzxthw zQkJC8D+6hfKofb1ocUxCEr0pAwJVC0vXBhJco+kvoIZ1OJ933Y/VC4pZyyvv/85PQbl H8Rgh94mO5gnt5fq0OHtl+kotENfjUq/CAGbHoaiPMUyz+UBtuTZGzeizadrqm4h1iDO 9pig== X-Forwarded-Encrypted: i=1; AJvYcCUp9grNovcUrreDp+UsGYgzXc3ZwOIJ5FELr7bRdUXPzh7QvaRn8m+nH2C3DB6Lp2qoA1u+bOfDGwO8@vger.kernel.org X-Gm-Message-State: AOJu0YySo9c9soXX+HM9Xfh+/z8i3wtA2h5slIet3UkET7SbiKLBfa1w xd/EPq5woc/y0q3nnmurxlBWCI3ynCkB5Unwy9ghV9lglqXu9neuTNnNT9yrNv0LBbxam9dR09/ ZwWArQ4xVg1vjzJjXKRunYEM02ixq1qctWUfGjh9kPnDj5x5qsXWPpRU= X-Google-Smtp-Source: AGHT+IH8guYVsiyhajNeXuQNTdJsO/n4jziA78H/bXpnf/M8HxzNMsFIwxlkZQpRXGwH9eMkuBFp5GoSlOgbZNiF2ZBRquI5VceI Precedence: bulk X-Mailing-List: linux-ext4@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6602:6b0b:b0:7f9:919c:432b with SMTP id ca18e2360f4ac-82a262fbdeemr65738139f.4.1725425420262; Tue, 03 Sep 2024 21:50:20 -0700 (PDT) Date: Tue, 03 Sep 2024 21:50:20 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000042f2c5062143e9fd@google.com> Subject: [syzbot] [ext4?] kernel BUG in jbd2_journal_dirty_metadata From: syzbot To: jack@suse.com, linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, tytso@mit.edu Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: fb24560f31f9 Merge tag 'lsm-pr-20240830' of git://git.kern.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1739530b980000 kernel config: https://syzkaller.appspot.com/x/.config?x=996585887acdadb3 dashboard link: https://syzkaller.appspot.com/bug?extid=c28d8da3e83b3cc68dc6 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 (non-bootable): https://storage.googleapis.com/syzbot-assets/7bc7510fe41f/non_bootable_disk-fb24560f.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/2d39db26a2bc/vmlinux-fb24560f.xz kernel image: https://storage.googleapis.com/syzbot-assets/8910481ae16e/bzImage-fb24560f.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+c28d8da3e83b3cc68dc6@syzkaller.appspotmail.com loop0: detected capacity change from 0 to 32768 ======================================================= WARNING: The mand mount option has been deprecated and and is ignored by this kernel. Remove the mand option from the mount to silence this warning. ======================================================= ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. loop0: detected capacity change from 32768 to 0 syz.0.0: attempt to access beyond end of device loop0: rw=0, sector=10576, nr_sectors = 1 limit=0 (syz.0.0,5108,0):__ocfs2_xattr_set_value_outside:1385 ERROR: status = -5 (syz.0.0,5108,0):ocfs2_xa_set:2261 ERROR: status = -5 (syz.0.0,5108,0):__ocfs2_journal_access:705 ERROR: Error -30 getting 1 access to buffer! (syz.0.0,5108,0):ocfs2_journal_access_path:751 ERROR: status = -30 (syz.0.0,5108,0):ocfs2_truncate_rec:5443 ERROR: status = -30 (syz.0.0,5108,0):ocfs2_remove_extent:5584 ERROR: status = -30 (syz.0.0,5108,0):__ocfs2_remove_xattr_range:782 ERROR: status = -30 (syz.0.0,5108,0):ocfs2_xattr_shrink_size:836 ERROR: status = -30 (syz.0.0,5108,0):__ocfs2_journal_access:705 ERROR: Error -30 getting 1 access to buffer! (syz.0.0,5108,0):ocfs2_xa_prepare_entry:2152 ERROR: status = -30 (syz.0.0,5108,0):ocfs2_xa_set:2255 ERROR: status = -30 ------------[ cut here ]------------ kernel BUG at fs/jbd2/transaction.c:1513! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5108 Comm: syz.0.0 Not tainted 6.11.0-rc5-syzkaller-00207-gfb24560f31f9 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:jbd2_journal_dirty_metadata+0xbab/0xc00 fs/jbd2/transaction.c:1512 Code: ff e9 74 fc ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c af fc ff ff 4c 89 ef e8 30 27 8a ff e9 a2 fc ff ff e8 66 dc 22 ff 90 <0f> 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 95 fd ff ff 48 89 df e8 RSP: 0018:ffffc90002d7ea38 EFLAGS: 00010283 RAX: ffffffff8270afca RBX: ffff88801240bca0 RCX: 0000000000040000 RDX: ffffc90003092000 RSI: 00000000000081b4 RDI: 00000000000081b5 RBP: 1ffff11002481794 R08: 0000000000000003 R09: fffff520005afd38 R10: dffffc0000000000 R11: fffff520005afd38 R12: ffff88801240bc98 R13: 1ffff110065e591e R14: ffff88801240a000 R15: ffff88801240bc38 FS: 00007f28379866c0(0000) GS:ffff88801fe00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200010c0 CR3: 000000003ce4c000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ocfs2_journal_dirty+0x156/0x7c0 fs/ocfs2/journal.c:812 ocfs2_xa_journal_dirty fs/ocfs2/xattr.c:1453 [inline] ocfs2_xa_set+0x225b/0x2b40 fs/ocfs2/xattr.c:2264 ocfs2_xattr_block_set+0x46e/0x3390 fs/ocfs2/xattr.c:2986 __ocfs2_xattr_set_handle+0x67a/0x10a0 fs/ocfs2/xattr.c:3388 ocfs2_xattr_set+0x128c/0x1930 fs/ocfs2/xattr.c:3651 __vfs_setxattr+0x468/0x4a0 fs/xattr.c:200 __vfs_setxattr_noperm+0x12e/0x660 fs/xattr.c:234 vfs_setxattr+0x221/0x430 fs/xattr.c:321 do_setxattr fs/xattr.c:629 [inline] path_setxattr+0x37e/0x4d0 fs/xattr.c:658 __do_sys_setxattr fs/xattr.c:676 [inline] __se_sys_setxattr fs/xattr.c:672 [inline] __x64_sys_setxattr+0xbb/0xd0 fs/xattr.c:672 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2836b79eb9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f2837986038 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc RAX: ffffffffffffffda RBX: 00007f2836d15f80 RCX: 00007f2836b79eb9 RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000020000080 RBP: 00007f2836be793e R08: 0000000000000002 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f2836d15f80 R15: 00007ffdcb3dd268 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:jbd2_journal_dirty_metadata+0xbab/0xc00 fs/jbd2/transaction.c:1512 Code: ff e9 74 fc ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c af fc ff ff 4c 89 ef e8 30 27 8a ff e9 a2 fc ff ff e8 66 dc 22 ff 90 <0f> 0b 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 95 fd ff ff 48 89 df e8 RSP: 0018:ffffc90002d7ea38 EFLAGS: 00010283 RAX: ffffffff8270afca RBX: ffff88801240bca0 RCX: 0000000000040000 RDX: ffffc90003092000 RSI: 00000000000081b4 RDI: 00000000000081b5 RBP: 1ffff11002481794 R08: 0000000000000003 R09: fffff520005afd38 R10: dffffc0000000000 R11: fffff520005afd38 R12: ffff88801240bc98 R13: 1ffff110065e591e R14: ffff88801240a000 R15: ffff88801240bc38 FS: 00007f28379866c0(0000) GS:ffff88801fe00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200010c0 CR3: 000000003ce4c000 CR4: 0000000000350ef0 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