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 X-Spam-Level: X-Spam-Status: No, score=-8.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1D5AEC4361B for ; Sun, 20 Dec 2020 03:44:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E534723A9D for ; Sun, 20 Dec 2020 03:44:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727397AbgLTDov (ORCPT ); Sat, 19 Dec 2020 22:44:51 -0500 Received: from mail-il1-f200.google.com ([209.85.166.200]:51474 "EHLO mail-il1-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726815AbgLTDou (ORCPT ); Sat, 19 Dec 2020 22:44:50 -0500 Received: by mail-il1-f200.google.com with SMTP id 1so6198125ilg.18 for ; Sat, 19 Dec 2020 19:44:35 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=UubbcTnFvAdUtoFBZ+hCLa1NkxHJbmCBB4mCfGjoNzc=; b=rwdq961JpKV9ykAVDulzVN6+AGKP5dGTT9fs5wbulbR97DGrHataDqpXk2DQIuzW4p 9WrPQnZ1rEkUcF1DOixxQIsWVpsU7RSFMB6H/EVAlZ43aISmPuwSKVhSoYvoRIcgODJF m0iYsEFuSrQf5WtmnYN8ygIkeJsiELei6+/Z1pzvaDD1bfUesuLkQ1mwBiX+V/XXaWcH 5onZzIZFZ/U9Qmw1C5CtG98jV2jOqSmnBFDj/u9Jp5i1FAd4JyOlbIm3ZjxCZ4NtEnUl Ygt2nqZJYRxrBdgdQJstdsmgWpMt/1sEUXG9mukqfAC/uUMN4E9VuGcyC51wz/VxunqK vl2A== X-Gm-Message-State: AOAM531HDyhrETIE7WckkZBweUh8GRaI1pQfMU4/G0cQ8F+GR7Vwm024 iaSqorKjmGaKXD4k7n2wO/yUFgZxSgLgN2bwmw9k8HTWg1eB X-Google-Smtp-Source: ABdhPJwX8qhKyoJbSUGIjokthVh4nyAx842fsSvzfDHXWiEmnnqdEUEqxVEYbhdSZOaR0ktXGNs/z1Mse29eILcxDLbZtoHhmPI9 MIME-Version: 1.0 X-Received: by 2002:a02:c850:: with SMTP id r16mr10235491jao.18.1608435849939; Sat, 19 Dec 2020 19:44:09 -0800 (PST) Date: Sat, 19 Dec 2020 19:44:09 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000007acf2605b6dd2767@google.com> Subject: WARNING in ext4_evict_inode From: syzbot To: adilger.kernel@dilger.ca, linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, tytso@mit.edu Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 3db1a3fa Merge tag 'staging-5.11-rc1' of git://git.kernel... git tree: net console output: https://syzkaller.appspot.com/x/log.txt?x=15c2f30f500000 kernel config: https://syzkaller.appspot.com/x/.config?x=2764fc28a92339f9 dashboard link: https://syzkaller.appspot.com/bug?extid=f3e5bd9358af6c9a28c5 compiler: gcc (GCC) 10.1.0-syz 20200507 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+f3e5bd9358af6c9a28c5@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 1 PID: 8514 at fs/ext4/inode.c:229 ext4_evict_inode+0x112c/0x1800 fs/ext4/inode.c:229 Modules linked in: CPU: 1 PID: 8514 Comm: syz-executor.1 Not tainted 5.10.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:ext4_evict_inode+0x112c/0x1800 fs/ext4/inode.c:229 Code: 05 72 d6 d3 0a 01 e8 ea 75 ae 06 e9 08 f5 ff ff c7 44 24 2c 06 00 00 00 c7 44 24 28 06 00 00 00 e9 9f f6 ff ff e8 54 29 6b ff <0f> 0b e9 34 f4 ff ff e8 48 29 6b ff e8 73 07 57 ff 31 ff 41 89 c5 RSP: 0018:ffffc9000166fcb8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff920002cdf9e RCX: ffffffff8205683e RDX: ffff8880125fb580 RSI: ffffffff8205740c RDI: 0000000000000005 RBP: ffff888059bf0338 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 R13: ffff888015bb1070 R14: ffffffff895fec20 R15: ffff888059bf4b00 FS: 000000000258e940(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b30522000 CR3: 0000000047a9c000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: evict+0x2ed/0x750 fs/inode.c:578 iput_final fs/inode.c:1654 [inline] iput.part.0+0x3fe/0x820 fs/inode.c:1680 iput+0x58/0x70 fs/inode.c:1670 do_unlinkat+0x40b/0x660 fs/namei.c:3903 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45dea7 Code: 00 66 90 b8 58 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 57 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 8d b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fff0cd52098 EFLAGS: 00000246 ORIG_RAX: 0000000000000057 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000045dea7 RDX: 00007fff0cd520b0 RSI: 00007fff0cd520b0 RDI: 00007fff0cd52140 RBP: 0000000000000714 R08: 0000000000000000 R09: 000000000000001b R10: 0000000000000015 R11: 0000000000000246 R12: 00007fff0cd531d0 R13: 000000000258fa60 R14: 0000000000000000 R15: 00000000000ab9e5 --- 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.