From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9DBAFCCA47F for ; Tue, 28 Jun 2022 13:59:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347058AbiF1N7m (ORCPT ); Tue, 28 Jun 2022 09:59:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38820 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347078AbiF1N7d (ORCPT ); Tue, 28 Jun 2022 09:59:33 -0400 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9EABF3616C for ; Tue, 28 Jun 2022 06:59:32 -0700 (PDT) Received: by mail-io1-f70.google.com with SMTP id y22-20020a056602215600b00673b11a9cd5so7186694ioy.7 for ; Tue, 28 Jun 2022 06:59:32 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=E2+U8OF/pog3csJphrWthsovGMahCgllDrlHPc5pF+w=; b=IWddoJTVkES0Bhfu+qriSsr9ulom6+rX7Q2rxjZN5u03Tu3hVE2uY71ZzzXcWTmAz2 wa4hgTmo8jTzpfp+myjglpFoPN6J2A68Nonvz+TYELVCqLlTZ0ZoQkh81SxYC/wQeWgk 0ZEz7hgtHDr3wj9XC9VOn2Y2mFvaeM9Y2LctU/k6uZ6nM5QEJ4CpH419s5QiyDIe1hlK s2CZ/heX9nhoGqb1hZWIs7HDoNNPE+zf0Mx9NYyRLupBH49PRXQLs0tc81K0wHOOoeIo RSFViWgfbiu/yBLqHEKNLRliCBAqN1Mdm8JijSV/uJlMIxJBvS3wBFetE1KEKKZwrgIX +56Q== X-Gm-Message-State: AJIora+1sS8eQZp5u0iEj/DoAuwiqzdVhEeDX9xE1u1g0qMLI1WLMITn He0VOMk6sEwr+aAPMsoQgjJfgYF0aOxDYcR/qkQOY5k3otk9 X-Google-Smtp-Source: AGRyM1usDYMoOgbHdXwfX/aASldGIsoLJZUtyK0Cn/IpSgEyJQ1sw6h4/0c+yih+RoA+BVib0DQ3a34wcC3aTwsn9wbbIagTSib5 MIME-Version: 1.0 X-Received: by 2002:a05:6638:1483:b0:33c:b70d:49ce with SMTP id j3-20020a056638148300b0033cb70d49cemr2477588jak.274.1656424771885; Tue, 28 Jun 2022 06:59:31 -0700 (PDT) Date: Tue, 28 Jun 2022 06:59:31 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000201fb205e2827215@google.com> Subject: [syzbot] BUG: unable to handle kernel paging request in writeback_single_inode From: syzbot To: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 08897940f458 Add linux-next specific files for 20220623 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=14e5f0d4080000 kernel config: https://syzkaller.appspot.com/x/.config?x=fb185a52c6ad0a8e dashboard link: https://syzkaller.appspot.com/bug?extid=0b42ea2ab0439e55e88a compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 Unfortunately, I don't have any reproducer for this issue yet. IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+0b42ea2ab0439e55e88a@syzkaller.appspotmail.com ntfs3: loop3: RAW NTFS volume: Filesystem size 0.00 Gb > volume size 0.00 Gb. Mount in read-only ntfs3: loop3: failed to read volume at offset 0x101000 ntfs3: loop3: failed to read volume at offset 0x101000 ntfs3: loop3: failed to read volume at offset 0x101000 ntfs3: loop3: failed to read volume at offset 0x101000 ntfs3: loop3: failed to read volume at offset 0x102000 ntfs3: loop3: failed to read volume at offset 0x103000 ntfs3: loop3: failed to read volume at offset 0x105000 ntfs3: loop3: failed to read volume at offset 0x109000 BUG: unable to handle page fault for address: ffffffffffffff89 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD ba8f067 P4D ba8f067 PUD ba91067 PMD 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 20039 Comm: syz-executor.3 Not tainted 5.19.0-rc3-next-20220623-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] RIP: 0010:_raw_spin_lock+0x29/0x40 kernel/locking/spinlock.c:154 Code: cc 55 48 89 fd bf 01 00 00 00 e8 a2 10 d3 f7 45 31 c9 41 b8 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 76 61 df 48 89 ef 58 5d e9 dc d6 df f7 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc900122879e8 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 1ffff92002450f49 RCX: ffffffff815e31ae RDX: 1ffff11009570c41 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffff88807259e2b8 R08: 0000000000000000 R09: ffffffff906a9a8f R10: fffffbfff20d5351 R11: 0000000000000001 R12: ffffc90012287a78 R13: ffff88807259e438 R14: ffff88807259e2b8 R15: ffff88807259e308 FS: 00007fc865f22700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffff89 CR3: 000000001f931000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: spin_lock include/linux/spinlock.h:360 [inline] writeback_single_inode+0x2f/0x4c0 fs/fs-writeback.c:1677 write_inode_now+0x16a/0x1e0 fs/fs-writeback.c:2724 iput_final fs/inode.c:1735 [inline] iput.part.0+0x460/0x820 fs/inode.c:1774 iput+0x58/0x70 fs/inode.c:1764 ntfs_fill_super+0x2284/0x3730 fs/ntfs3/super.c:1271 get_tree_bdev+0x4a2/0x7e0 fs/super.c:1294 vfs_get_tree+0x89/0x2f0 fs/super.c:1501 do_new_mount fs/namespace.c:3040 [inline] path_mount+0x1320/0x1fa0 fs/namespace.c:3370 do_mount fs/namespace.c:3383 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __x64_sys_mount+0x27f/0x300 fs/namespace.c:3568 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x46/0xb0 RIP: 0033:0x7fc864e8a63a Code: 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb d2 e8 b8 04 00 00 0f 1f 84 00 00 00 00 00 49 89 ca b8 a5 00 00 00 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:00007fc865f21f88 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0000000020000200 RCX: 00007fc864e8a63a RDX: 0000000020000000 RSI: 0000000020000100 RDI: 00007fc865f21fe0 RBP: 00007fc865f22020 R08: 00007fc865f22020 R09: 0000000020000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000020000000 R13: 0000000020000100 R14: 00007fc865f21fe0 R15: 000000002007a980 Modules linked in: CR2: ffffffffffffff89 ---[ end trace 0000000000000000 ]--- RIP: 0010:__raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] RIP: 0010:_raw_spin_lock+0x29/0x40 kernel/locking/spinlock.c:154 Code: cc 55 48 89 fd bf 01 00 00 00 e8 a2 10 d3 f7 45 31 c9 41 b8 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 76 61 df 48 89 ef 58 5d e9 dc d6 df f7 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc900122879e8 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 1ffff92002450f49 RCX: ffffffff815e31ae RDX: 1ffff11009570c41 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffff88807259e2b8 R08: 0000000000000000 R09: ffffffff906a9a8f R10: fffffbfff20d5351 R11: 0000000000000001 R12: ffffc90012287a78 R13: ffff88807259e438 R14: ffff88807259e2b8 R15: ffff88807259e308 FS: 00007fc865f22700(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffff89 CR3: 000000001f931000 CR4: 00000000003506e0 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.