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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5FAAAC10F16 for ; Mon, 6 May 2024 13:03:34 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id ABE476B0083; Mon, 6 May 2024 09:03:33 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id A6ECF6B0087; Mon, 6 May 2024 09:03:33 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 935CE6B0089; Mon, 6 May 2024 09:03:33 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id 762D46B0083 for ; Mon, 6 May 2024 09:03:33 -0400 (EDT) Received: from smtpin09.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id 2F56C40A1F for ; Mon, 6 May 2024 13:03:33 +0000 (UTC) X-FDA: 82087987506.09.DED159F Received: from mail-il1-f208.google.com (mail-il1-f208.google.com [209.85.166.208]) by imf13.hostedemail.com (Postfix) with ESMTP id 835B72002B for ; Mon, 6 May 2024 13:03:30 +0000 (UTC) Authentication-Results: imf13.hostedemail.com; dkim=none; spf=pass (imf13.hostedemail.com: domain of 3IdU4ZgkbAOYaghSITTMZIXXQL.OWWOTMcaMZKWVbMVb.KWU@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com designates 209.85.166.208 as permitted sender) smtp.mailfrom=3IdU4ZgkbAOYaghSITTMZIXXQL.OWWOTMcaMZKWVbMVb.KWU@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; dmarc=fail reason="SPF not aligned (relaxed), No valid DKIM" header.from=appspotmail.com (policy=none) ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1715000610; a=rsa-sha256; cv=none; b=YnbPxiSaUa0Lx8reWdOyYZfERrpwxK0X8UGH+sf3K96o+mFAk+yDoD+3q0B9t6fdhvJ9Zf JARWPDYGNioAxa5M0sGYCS3w2G0Aa/sD7NPhiT7hSPXPHpaWomwPuQdLyis7pAZCVjYJKL 89lBkG1IeW9i8aul4ph66Ty3jYyUDiA= ARC-Authentication-Results: i=1; imf13.hostedemail.com; dkim=none; spf=pass (imf13.hostedemail.com: domain of 3IdU4ZgkbAOYaghSITTMZIXXQL.OWWOTMcaMZKWVbMVb.KWU@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com designates 209.85.166.208 as permitted sender) smtp.mailfrom=3IdU4ZgkbAOYaghSITTMZIXXQL.OWWOTMcaMZKWVbMVb.KWU@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; dmarc=fail reason="SPF not aligned (relaxed), No valid DKIM" header.from=appspotmail.com (policy=none) ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1715000610; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references; bh=ayUmUkj75b20a/yrmcxbz71RUMESJKmQvIPlii2GJMo=; b=XnvLyrSRvqRb05zbp4eDU2yRjtC65IfY3NcK/xeJy5mYLKFia9c6KrV4fWOAXtdfIP7Ro1 IjLGTOHMAsEYODE1Rdazkr7wcEsv1euxAq/Np2v5hBhr1dBVgFWRvdkNFL04V8R1v4OAqm E/uWdz4Icusdk70QTm//637dWfO4cWA= Received: by mail-il1-f208.google.com with SMTP id e9e14a558f8ab-36c80ee383eso9418905ab.1 for ; Mon, 06 May 2024 06:03:30 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1715000609; x=1715605409; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=ayUmUkj75b20a/yrmcxbz71RUMESJKmQvIPlii2GJMo=; b=Z0/J8BPX4yg5hj0wIxuPWfNYtcPy3jNktiRRUVl2ZZtzLkPw68mFpbtkvZdAIVYWiQ k5BvB064NDU0CfItVujXmKSr4LSzgFSBaE/evIJh73kvZfxqkwxVgc/QgGjEbyy9GRDL yrU2Tm8sBm7EGSssPMjsXjb+KrChCjVFMyRY5Mo3eKKClCQNWD+KBISJRhgIAs2tSyQo 7kD1WEGr8fTU/8LUsR15pLzvsGeis/6OHhkF6rUbAmBHS9WXss76CuiUTQAgzTb67Yv+ 8ljhNNph7Oi0r0ff2dZF57du6+ey8KaUgx/eCidLIEBFVSyoAI8s80nPgL8KAEU03lpz iVtw== X-Forwarded-Encrypted: i=1; AJvYcCWdKzKlgcy6boaIWdw3j1CCQgha/fsl9bIcllDLz3NyjmVI1C+kDhRkuvEXcTBgWAaWSwbUQkxMUPa5V0k8HvmKdxs= X-Gm-Message-State: AOJu0YxhyJXzxB+aMYmKNJANs7qUzRArMPk0WJWMBNivWsu7kIH0tH33 0/N9IqILAgM2Rncgb/kg7NHH0o6+gUSOYJ3QzEQ5rELn4AKw3soPUu8rk+sI4kYFZngGrVr1KSF efJ1Hh7YbLT6FoHZ5tKorv7DrOroOAG3wXFFZNH870v9ovRb5KhlQaA0= X-Google-Smtp-Source: AGHT+IEJpx4m3Yjz4c4OVuLaZqvf6g6pGt47CQiOGyJZisDJ+NOYgZwyTyWK+7nru3Pa0OqjtZhCcGYUHnxOFuyF+ixGTt5xkUdH MIME-Version: 1.0 X-Received: by 2002:a05:6e02:b24:b0:36b:3c9c:558d with SMTP id e4-20020a056e020b2400b0036b3c9c558dmr333411ilu.1.1715000609310; Mon, 06 May 2024 06:03:29 -0700 (PDT) Date: Mon, 06 May 2024 06:03:29 -0700 In-Reply-To: <0000000000007545d00615188a03@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000001b9d500617c8b23c@google.com> Subject: Re: [syzbot] [mm?] [cgroups?] WARNING in __mod_memcg_lruvec_state From: syzbot To: akpm@linux-foundation.org, cgroups@vger.kernel.org, hannes@cmpxchg.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, mhocko@kernel.org, muchun.song@linux.dev, roman.gushchin@linux.dev, shakeel.butt@linux.dev, syzkaller-bugs@googlegroups.com, yosryahmed@google.com, yuzhao@google.com Content-Type: text/plain; charset="UTF-8" X-Stat-Signature: duwtba48zc3y8ey461syhej9ewgfqnye X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 835B72002B X-HE-Tag: 1715000610-127931 X-HE-Meta: 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 lSb5XULI 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 p+ipWEz8 hF/DIs47qcSyonIolTjv5R9Nq1lzIBUup50OQCQkWVm8UIogRFyDy05Ig+QV03BHIGADcZHZt4WZlXMLwZ/x3BA6bR+85bHJ63IzDLxThyBFwlFRn5lvBCzPlTr02qiHnoceCg9slCIbbcrDmX4KO1gZk67FCK2UK7Pms/LQeCvR1A0NR0JRiZREXOg7KSHGc14SN2l7+zKdDl860RZfZg== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: syzbot has found a reproducer for the following issue on: HEAD commit: 2b84edefcad1 Add linux-next specific files for 20240506 git tree: linux-next console+strace: https://syzkaller.appspot.com/x/log.txt?x=1164931f180000 kernel config: https://syzkaller.appspot.com/x/.config?x=b499929e4aaba1af dashboard link: https://syzkaller.appspot.com/bug?extid=9319a4268a640e26b72b 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=123d5d1f180000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16527450980000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/6a22cf95ee14/disk-2b84edef.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/f5c45b515282/vmlinux-2b84edef.xz kernel image: https://storage.googleapis.com/syzbot-assets/9bf98258a662/bzImage-2b84edef.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+9319a4268a640e26b72b@syzkaller.appspotmail.com ------------[ cut here ]------------ __mod_memcg_lruvec_state: missing stat item 25 WARNING: CPU: 0 PID: 5091 at mm/memcontrol.c:999 __mod_memcg_lruvec_state+0x18c/0x430 mm/memcontrol.c:999 Modules linked in: CPU: 0 PID: 5091 Comm: syz-executor374 Not tainted 6.9.0-rc7-next-20240506-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:__mod_memcg_lruvec_state+0x18c/0x430 mm/memcontrol.c:999 Code: ad 35 94 0d 00 0f 85 a4 01 00 00 c6 05 a0 35 94 0d 01 90 48 c7 c7 80 53 d7 8b 48 c7 c6 54 27 b8 8d 44 89 fa e8 55 f1 54 ff 90 <0f> 0b 90 90 e9 7c 01 00 00 4c 8d 7c 24 60 4c 89 fb 48 c1 eb 03 42 RSP: 0018:ffffc9000338f1e0 EFLAGS: 00010246 RAX: 38a0635190e19e00 RBX: ffffffff8fad3cb9 RCX: ffff8880221f0000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc9000338f2c0 R08: ffffffff815846c2 R09: fffffbfff1c3995c R10: dffffc0000000000 R11: fffffbfff1c3995c R12: 0000000000000200 R13: dffffc0000000000 R14: 1ffff92000671e40 R15: 0000000000000019 FS: 00005555900be380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000061cca0 CR3: 0000000075f1c000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __mod_lruvec_state mm/memcontrol.c:1055 [inline] __lruvec_stat_mod_folio+0x1a4/0x300 mm/memcontrol.c:1075 __folio_add_file_rmap mm/rmap.c:1444 [inline] folio_add_file_rmap_pmd+0x29c/0x700 mm/rmap.c:1485 do_set_pmd+0x767/0xc40 mm/memory.c:4650 set_huge_pmd+0x28a/0x710 mm/khugepaged.c:1452 collapse_pte_mapped_thp+0x5c7/0x10b0 mm/khugepaged.c:1655 madvise_collapse+0x661/0xcc0 mm/khugepaged.c:2762 madvise_vma_behavior mm/madvise.c:1094 [inline] madvise_walk_vmas mm/madvise.c:1268 [inline] do_madvise+0xc5f/0x44d0 mm/madvise.c:1464 __do_sys_madvise mm/madvise.c:1481 [inline] __se_sys_madvise mm/madvise.c:1479 [inline] __x64_sys_madvise+0xa6/0xc0 mm/madvise.c:1479 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1421be72a9 Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fffb7f38b78 EFLAGS: 00000246 ORIG_RAX: 000000000000001c RAX: ffffffffffffffda RBX: 00007fffb7f38d58 RCX: 00007f1421be72a9 RDX: 0000000000000019 RSI: 0000000000800018 RDI: 0000000020000000 RBP: 00007f1421c5a610 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007fffb7f38d48 R14: 0000000000000001 R15: 0000000000000001 --- 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.