From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) (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 EFB7158222 for ; Tue, 5 Mar 2024 11:03:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709636611; cv=none; b=bdwASNMU1LHEuSpc5bM33dPvb9BkGAHyOHEhsWs9DtKa7Q7WA38l8fQRxQk0ckbBFjj3kM3jvdoVXx+DqGBmHwuXOIAiGbB/Njn0q+hbEfEZllszAhbXN65m4JPJTALHce2Vrl1/E//5nUcdZqDRTEBSuY6HAtX4tlG0p7Ydvl0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709636611; c=relaxed/simple; bh=F6CCUVJjzFeMM02fSLem8/HHQsC/x2Ttc9fdcPJ/3WI=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=Qzc7LJtTLFC+zWPz55eD3/TJIoC8Hg8o2TyU6YuJql2cHlvmmya6zCbTHXxUsfhJYIQSjWxmM0GtJng3few20sW+sJY6dKkcJl9gje33ZdVH2Ad+DuuPdJvGqt7CtlFVAia+heovGyJF+Cs7sGRnzbjmZwnIBxPcrahFgGa966g= 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=209.85.166.72 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-f72.google.com with SMTP id ca18e2360f4ac-7c8440b33b6so263168539f.1 for ; Tue, 05 Mar 2024 03:03:29 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1709636609; x=1710241409; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=61smrnQbOZotuakrMyfB8Rzk7rp+E0dZL4oOdtQON7w=; b=Rtnh6t10R5KVGkFjRoY+Jn7UNKGMJHDeNn20GTGF97zbFNBNq4DR1kI+ieqAwalLRb 8eaW4Hwobkk3XBippanOMKpjOM8R9uy2LxHs6lxv29MDKnZFlEM3gHhiBd80hGMtJlOM tl57DH1CGnQheUrNjO8xINVgTIaJFBd9RzNnqQ1iU5x2Ws+EZTSHyhxPtMKJ8VaCbtrC uIqksZ5DLfFZnalKaz5WwJ5+K3wxY51nLprAONDMwU7xt8uIvXtFmzp3N+UzvrVX8HL8 UA7fpVrjdCK8aRQJo0CX+LdTBoYLBzeTY7tg+/ko3IA6wUtZWP3Bjf4jNbqLAhZDn7Vf 3XBw== X-Forwarded-Encrypted: i=1; AJvYcCX/BbJSKjbA6LR76830Y9hF6ZPXWQhLs73wfAnkxwyL8eggNaFWJ/S41LCKQxqijNHOAygXwAI3wEqPQLw8OKZ2BKvYF0rWLQQIzxobMA== X-Gm-Message-State: AOJu0YzVAR4t+JpWeXIr4nXH8thJUZd01FT61v/gppsVY/WljL1rVHaj R/EMsQWUwBzftxx+u2j0F27hLsxSbp2Sd/riSKbrcIvW7C2lFDOahW0lZk0VbFjKAqWfEM/CwBX uLS3+wzwULeS6jWw2GtTcTh/qp414S+2aGDcqZXDsdjdMKASGAAjcYiI= X-Google-Smtp-Source: AGHT+IGgh9KUvpUSaCh3JUfC4N2IL69Gm5j634ufd+1IjISlPa1TgEQyqU69uqmEcoVB5GrFpmtzAlZM8qoNczAqZ9Eryh1ULJ6F Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6602:1486:b0:7c8:3577:2a50 with SMTP id a6-20020a056602148600b007c835772a50mr402750iow.0.1709636609275; Tue, 05 Mar 2024 03:03:29 -0800 (PST) Date: Tue, 05 Mar 2024 03:03:29 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000ca86690612e7cacd@google.com> Subject: [syzbot] [gfs2?] WARNING in gfs2_check_blk_type (2) From: syzbot To: agruenba@redhat.com, gfs2@lists.linux.dev, linux-fsdevel@vger.kernel.org, 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: 90d35da658da Linux 6.8-rc7 git tree: upstream console+strace: https://syzkaller.appspot.com/x/log.txt?x=10bb48e4180000 kernel config: https://syzkaller.appspot.com/x/.config?x=119d08814b43915b dashboard link: https://syzkaller.appspot.com/bug?extid=26e96d7e92eed8a21405 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17fcb02e180000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1028a27a180000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/821deeb51f0a/disk-90d35da6.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/9a7d492f89d7/vmlinux-90d35da6.xz kernel image: https://storage.googleapis.com/syzbot-assets/78bfac3e2f5d/bzImage-90d35da6.xz mounted in repro: https://storage.googleapis.com/syzbot-assets/a2629006a328/mount_0.gz Bisection is inconclusive: the issue happens on the oldest tested release. bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=130748e4180000 final oops: https://syzkaller.appspot.com/x/report.txt?x=108748e4180000 console output: https://syzkaller.appspot.com/x/log.txt?x=170748e4180000 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+26e96d7e92eed8a21405@syzkaller.appspotmail.com gfs2: fsid=syz:syz.0: first mount done, others may mount ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5058 at fs/gfs2/rgrp.c:2630 gfs2_check_blk_type+0x44e/0x680 fs/gfs2/rgrp.c:2630 Modules linked in: CPU: 1 PID: 5058 Comm: syz-executor354 Not tainted 6.8.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 RIP: 0010:gfs2_check_blk_type+0x44e/0x680 fs/gfs2/rgrp.c:2630 Code: d4 01 00 00 8b 1b 89 df 44 89 f6 e8 4c 49 bd fd 4c 89 74 24 10 44 39 f3 76 23 e8 7d 47 bd fd 45 31 ed eb 70 e8 73 47 bd fd 90 <0f> 0b 90 41 bf f9 ff ff ff 48 8b 5c 24 18 e9 46 01 00 00 e8 5a 47 RSP: 0018:ffffc900040d78c0 EFLAGS: 00010293 RAX: ffffffff83d6242c RBX: ffff88802ee40028 RCX: ffff8880779e0000 RDX: 0000000000000000 RSI: 0000000000000012 RDI: 0000000000000013 RBP: ffffc900040d79d0 R08: ffffffff83d62422 R09: 1ffff1100f3b75dc R10: dffffc0000000000 R11: ffffed100f3b75dd R12: 1ffff11005dc8006 R13: ffff88802ee40000 R14: 0000000000000012 R15: 0000000000000013 FS: 000055555631c380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000066c7e0 CR3: 000000002aba0000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: gfs2_inode_lookup+0xb05/0xc60 fs/gfs2/inode.c:178 gfs2_lookup_by_inum+0x51/0xf0 fs/gfs2/inode.c:251 gfs2_get_dentry fs/gfs2/export.c:139 [inline] gfs2_fh_to_dentry+0x13a/0x1f0 fs/gfs2/export.c:160 exportfs_decode_fh_raw+0x152/0x5f0 fs/exportfs/expfs.c:444 exportfs_decode_fh+0x3c/0x80 fs/exportfs/expfs.c:584 do_handle_to_path fs/fhandle.c:155 [inline] handle_to_path fs/fhandle.c:210 [inline] do_handle_open+0x494/0x650 fs/fhandle.c:226 do_syscall_64+0xf9/0x240 entry_SYSCALL_64_after_hwframe+0x6f/0x77 RIP: 0033:0x7f87a993d839 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff387ac1f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000130 RAX: ffffffffffffffda RBX: 00007fff387ac3c8 RCX: 00007f87a993d839 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000004 RBP: 00007f87a99c3610 R08: 0000000000000000 R09: 00007fff387ac3c8 R10: 00007f87a9978bf3 R11: 0000000000000246 R12: 0000000000000001 R13: 00007fff387ac3b8 R14: 0000000000000001 R15: 0000000000000001 --- 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. For information about bisection process see: https://goo.gl/tpsmEJ#bisection If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. 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