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 DFD9FC6FD1D for ; Fri, 7 Apr 2023 17:05:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229927AbjDGRE7 (ORCPT ); Fri, 7 Apr 2023 13:04:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41234 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229910AbjDGRE6 (ORCPT ); Fri, 7 Apr 2023 13:04:58 -0400 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B6742BDD3 for ; Fri, 7 Apr 2023 10:04:50 -0700 (PDT) Received: by mail-il1-f199.google.com with SMTP id n9-20020a056e02100900b00325c9240af7so28061237ilj.10 for ; Fri, 07 Apr 2023 10:04:50 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680887089; x=1683479089; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=9TnUl47z21Nij35fj9d1jh5EYMecekHF/0+bl/JRlgg=; b=Opf/gIMsgWSfpL12//DlBa1MRyX2k+kHvSOSUkrB7RzEOlQV6YWuzItmTMLZNVDlIU 1/wNSNQ14k+BO3/rWgXNOjq8EnWMQVPVyzBAfwGMUlvI6l3rhJFTTzyzsmzF3/vfhKEu VCOIxJogABN6wFKu9buPN8z3h/mKwFtaUsVGzKWeTAMjrvin4t23+J9FGPjCuitOyiqO +9eEwJZ4/0IjPWCA3RNlsomF21YMHJ54JFBmaA+pj5kHIU40l9ZkeheeL0Dyr4t95DLl EEi8vzNYCQMQL/qel9WfrS+Mk/qwLzm5k0FgeNUc+hDcJDlf+J5P2yRqIU837Jyi/QQ6 QFXg== X-Gm-Message-State: AAQBX9euJ774R+UWLLQM54XSGMtDn8W2O9BWuyYSn5eYoQVq7M4Q8Gor K/Vjf5UsDqJxEJ9SYTqzw/w8fcEKH03Q0ecVIVl0zb+rdLWA X-Google-Smtp-Source: AKy350biinDzzhkhVthNzHEgvyUE51wzgBH//6QJSL+3xEpJXEcKQzJ99r6k94HByXhCpL3u0tpGJC9mbMQJUFPotUKTtGn8XkeH MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1a61:b0:326:3f06:a0d7 with SMTP id w1-20020a056e021a6100b003263f06a0d7mr1616499ilv.0.1680887089848; Fri, 07 Apr 2023 10:04:49 -0700 (PDT) Date: Fri, 07 Apr 2023 10:04:49 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000e5f10505f8c205bc@google.com> Subject: [syzbot] [xfs?] WARNING in __queue_delayed_work From: syzbot To: djwong@kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-xfs@vger.kernel.org, syzkaller-bugs@googlegroups.com 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: 7e364e56293b Linux 6.3-rc5 git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=13241195c80000 kernel config: https://syzkaller.appspot.com/x/.config?x=e3b9dc6616d797bb dashboard link: https://syzkaller.appspot.com/bug?extid=5ed016962f5137a09c7c compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 userspace arch: i386 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+5ed016962f5137a09c7c@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 1 PID: 102 at kernel/workqueue.c:1445 __queue_work+0xd44/0x1120 kernel/workqueue.c:1444 Modules linked in: CPU: 1 PID: 102 Comm: kswapd0 Not tainted 6.3.0-rc5-syzkaller #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 RIP: 0010:__queue_work+0xd44/0x1120 kernel/workqueue.c:1444 Code: e0 07 83 c0 03 38 d0 7c 09 84 d2 74 05 e8 74 0c 81 00 8b 5b 2c 31 ff 83 e3 20 89 de e8 c5 fb 2f 00 85 db 75 42 e8 6c ff 2f 00 <0f> 0b e9 3c f9 ff ff e8 60 ff 2f 00 0f 0b e9 ce f8 ff ff e8 54 ff RSP: 0000:ffffc90000ce7638 EFLAGS: 00010093 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff888015f73a80 RSI: ffffffff8152d854 RDI: 0000000000000005 RBP: 0000000000000002 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffe8ffffb03348 R13: ffff888078462000 R14: ffffe8ffffb03390 R15: ffff888078462000 FS: 0000000000000000(0000) GS:ffff88802ca80000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000cfa5bb CR3: 0000000025fde000 CR4: 0000000000150ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __queue_delayed_work+0x1c8/0x270 kernel/workqueue.c:1672 mod_delayed_work_on+0xe1/0x220 kernel/workqueue.c:1746 xfs_inodegc_shrinker_scan fs/xfs/xfs_icache.c:2212 [inline] xfs_inodegc_shrinker_scan+0x250/0x4f0 fs/xfs/xfs_icache.c:2191 do_shrink_slab+0x428/0xaa0 mm/vmscan.c:853 shrink_slab+0x175/0x660 mm/vmscan.c:1013 shrink_one+0x502/0x810 mm/vmscan.c:5343 shrink_many mm/vmscan.c:5394 [inline] lru_gen_shrink_node mm/vmscan.c:5511 [inline] shrink_node+0x2064/0x35f0 mm/vmscan.c:6459 kswapd_shrink_node mm/vmscan.c:7262 [inline] balance_pgdat+0xa02/0x1ac0 mm/vmscan.c:7452 kswapd+0x677/0xd60 mm/vmscan.c:7712 kthread+0x2e8/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308 --- 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.