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 43FBAC4828D for ; Sat, 3 Feb 2024 20:37:36 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 4D7146B0071; Sat, 3 Feb 2024 15:37:35 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 4867B6B0072; Sat, 3 Feb 2024 15:37:35 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 34E4B6B0074; Sat, 3 Feb 2024 15:37:35 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 1FC9E6B0071 for ; Sat, 3 Feb 2024 15:37:35 -0500 (EST) Received: from smtpin18.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id E14801C10B4 for ; Sat, 3 Feb 2024 20:37:34 +0000 (UTC) X-FDA: 81751653228.18.308204C Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) by imf11.hostedemail.com (Postfix) with ESMTP id 3FCD94000D for ; Sat, 3 Feb 2024 20:37:33 +0000 (UTC) Authentication-Results: imf11.hostedemail.com; dkim=none; dmarc=fail reason="SPF not aligned (relaxed), No valid DKIM" header.from=appspotmail.com (policy=none); spf=pass (imf11.hostedemail.com: domain of 3DKS-ZQkbAIMz56rhsslyhwwpk.nvvnsl1zlyjvu0lu0.jvt@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com designates 209.85.166.71 as permitted sender) smtp.mailfrom=3DKS-ZQkbAIMz56rhsslyhwwpk.nvvnsl1zlyjvu0lu0.jvt@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1706992653; a=rsa-sha256; cv=none; b=tQsfR8UI9+uwPicicw/AVEeH7Hq//wWvzkKi3z+ECTlvWQcJKRmtLwRdQ7SuWsywIElcmq Mdzl56Uhdxu3Cx+U+CAmyHXYoqScN9VIyeIcdDR+OIBJ4rR7J12IsozRq+I+emhLJFWMxu CWuw6fQMmKpZz+jVnwPkmunpIDWQAOQ= ARC-Authentication-Results: i=1; imf11.hostedemail.com; dkim=none; dmarc=fail reason="SPF not aligned (relaxed), No valid DKIM" header.from=appspotmail.com (policy=none); spf=pass (imf11.hostedemail.com: domain of 3DKS-ZQkbAIMz56rhsslyhwwpk.nvvnsl1zlyjvu0lu0.jvt@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com designates 209.85.166.71 as permitted sender) smtp.mailfrom=3DKS-ZQkbAIMz56rhsslyhwwpk.nvvnsl1zlyjvu0lu0.jvt@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1706992653; 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: references; bh=K4/8pPw0qEVPE2XnJpht9ePBXzZQA321R8c7/YF2YtA=; b=lqswIQRiNh3CWgy4L9bCmTGbce+JwW5551avmBZ1igw8lQ7sFdAJRJZEhRYln4CxmYopUb Bs+0Z5Uo2Q0wlzOknXqZUZE6eSUEItXZypiJZQE19Sf4/OudD6CGgwJwSnT9tFaKt7s2Fm oJm2o4nV+gz07dnSEhVOTdwSkqvTjIY= Received: by mail-io1-f71.google.com with SMTP id ca18e2360f4ac-7bfeb848712so224229539f.2 for ; Sat, 03 Feb 2024 12:37:33 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1706992652; x=1707597452; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=K4/8pPw0qEVPE2XnJpht9ePBXzZQA321R8c7/YF2YtA=; b=hirFKl5+jRGgJgBoxMwxEdMqXbT+X24ofC6fi0GeIDuioOMO8vKLqKKEnlkmBOend5 L7ujojkLUibAMwCx4t0Tvw7cREq/iy51bVHIrKJmh6ZEkvnUkijBthAQCnjOeIZKGdEx fK7Cr5Mtgnyv5QH+1rhKe/nQKCUyR2dnHbLsItzwz9B53PdzbqSbWaHKv3Wz1SXEyR5R VQXpLZgBsjLD8+ItrZ2labYa0dZNaeE+mutQkd1ziEg24bv1Ttiv6d80vv9Qso29+xK0 xjuHuwHWTfhuMshC7w8jHT4GnAoQGHKJiu85E3l3skvFqiKnmT6URn9HT4aSKqifKMfI 4n7w== X-Gm-Message-State: AOJu0YxpuVG5UaQAaVny0p1Wc5zQQ1GxoGTJhTAhFcAx832zaONWDwhK jVLNXyAjz04eUm8Dt+zklTfuxwdHfWui1chiFCcytsPz8g5OmD3eW5Dx+iZ2DFl2+6AuTgc55B9 akxFfcC/GD04sYpb0HG175HiQxY92iFHixk0/L4avfEB2MZH8QL5uAdM= X-Google-Smtp-Source: AGHT+IEOO96TlqBUS4vftgXm1dBobSNB0Awmnwgkr5wjLuXwcS8cPTEWZbcnFgbo1QiNBY+VrlvYbuAPkG/iAMiAPrKh6zFE2sQK MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1c2d:b0:363:9d58:805b with SMTP id m13-20020a056e021c2d00b003639d58805bmr547328ilh.3.1706992652400; Sat, 03 Feb 2024 12:37:32 -0800 (PST) Date: Sat, 03 Feb 2024 12:37:32 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000ae47f90610803260@google.com> Subject: [syzbot] [mm?] WARNING in zswap_folio_swapin From: syzbot To: akpm@linux-foundation.org, hannes@cmpxchg.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, nphamcs@gmail.com, syzkaller-bugs@googlegroups.com, yosryahmed@google.com Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 3FCD94000D X-Stat-Signature: 4gyfqxqrfh6dezkudrq7hkjckejs4qfj X-Rspam-User: X-HE-Tag: 1706992653-709049 X-HE-Meta: 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 BlHc1ueP 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 zTuja/XM 9YDOToBDlt8dUS58qoGTqV2p4Wte6fPcGJ00dVdPgZhHpm7EqFJmb2gp4mY5I2IIyuFil9ZmmQIpaMtG03g9aI6S7C4kbMRmkabD1mQpl2vCsFrTXh9YQm0WZZHjKD80TC9FewPQXURDz0nA2DGpR76pVhqweKs18xbUfDjvHsDPGSpUCMhK8THOntCl8uZEaeO3rZu5yqd2EY386yDNzoQToXs6Q998PXUU7BiKTaMK87X4OO7k0IeyOvepcYTggmEPEC/p38IkzboMT7uH1AY/0Eqz4GPR5ZiN2omgyH9Pk5SgwvZRuXeS/ZYGKkjXbObURJIB83U6w1ttw6zBZROjzj4XYSfR3pNE/UzmK1xUAKB9nLL8ek6ro96o+/Kr 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: Hello, syzbot found the following issue on: HEAD commit: 861c0981648f Merge tag 'jfs-6.8-rc3' of github.com:kleikam.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=174537bbe80000 kernel config: https://syzkaller.appspot.com/x/.config?x=b168fa511db3ca08 dashboard link: https://syzkaller.appspot.com/bug?extid=17a611d10af7d18a7092 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 userspace arch: i386 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image (non-bootable): https://storage.googleapis.com/syzbot-assets/7bc7510fe41f/non_bootable_disk-861c0981.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/b2b204c7b4a0/vmlinux-861c0981.xz kernel image: https://storage.googleapis.com/syzbot-assets/170ec316e557/bzImage-861c0981.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+17a611d10af7d18a7092@syzkaller.appspotmail.com kcov_ioctl+0x4f/0x720 kernel/kcov.c:704 __do_compat_sys_ioctl+0x2bf/0x330 fs/ioctl.c:971 do_syscall_32_irqs_on arch/x86/entry/common.c:165 [inline] __do_fast_syscall_32+0x79/0x110 arch/x86/entry/common.c:321 page has been migrated, last migrate reason: compaction ------------[ cut here ]------------ WARNING: CPU: 2 PID: 5104 at include/linux/memcontrol.h:775 folio_lruvec include/linux/memcontrol.h:775 [inline] WARNING: CPU: 2 PID: 5104 at include/linux/memcontrol.h:775 zswap_folio_swapin+0x47d/0x5a0 mm/zswap.c:381 Modules linked in: CPU: 2 PID: 5104 Comm: syz-fuzzer Not tainted 6.8.0-rc2-syzkaller-00031-g861c0981648f #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 RIP: 0010:folio_lruvec include/linux/memcontrol.h:775 [inline] RIP: 0010:zswap_folio_swapin+0x47d/0x5a0 mm/zswap.c:381 Code: e8 d8 9f ae ff 45 84 e4 0f 85 e7 fc ff ff e8 9a a4 ae ff 48 c7 c6 20 9a da 8a 48 89 df e8 2b 1a ee ff c6 05 d1 8f 4b 0d 01 90 <0f> 0b 90 e9 c3 fc ff ff e8 76 a4 ae ff 48 c7 c6 60 99 da 8a 48 89 RSP: 0018:ffffc9000397f8c0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffffea0000a74300 RCX: ffffc9000397f720 RDX: ffff88801a064800 RSI: ffffffff81d98145 RDI: ffffffff8b2fdc00 RBP: 0000000000000000 R08: 0000000000000000 R09: fffffbfff1e76002 R10: ffffffff8f3b0017 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 00000000000069a1 R15: 0000000000000003 FS: 000000c000056490(0000) GS:ffff88802c800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000030623000 CR3: 000000001c68c000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: swap_cluster_readahead+0x4fb/0x710 mm/swap_state.c:685 swapin_readahead+0x132/0xe60 mm/swap_state.c:886 do_swap_page+0x4a6/0x30f0 mm/memory.c:3898 handle_pte_fault mm/memory.c:5147 [inline] __handle_mm_fault+0x13a0/0x4900 mm/memory.c:5285 handle_mm_fault+0x47a/0xa10 mm/memory.c:5450 do_user_addr_fault+0x30b/0x1030 arch/x86/mm/fault.c:1364 handle_page_fault arch/x86/mm/fault.c:1507 [inline] exc_page_fault+0x5d/0xc0 arch/x86/mm/fault.c:1563 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570 RIP: 0033:0x46d3b9 Code: fe 7f 44 1f 80 c5 f8 77 c3 80 3d 84 7c c7 01 01 75 0d c5 f9 ef c0 48 81 fb 00 00 00 02 73 13 48 89 d9 48 c1 e9 03 48 83 e3 07 48 ab e9 65 fe ff ff c5 fe 7f 07 48 89 fe 48 83 c7 20 48 83 e7 RSP: 002b:000000c00108b700 EFLAGS: 00010206 RAX: 0000000000000000 RBX: 0000000000000006 RCX: 0000000000000400 RDX: 000000c00258f002 RSI: 00000000222172b0 RDI: 000000c00258fffa RBP: 000000c00108b758 R08: 0000000000000000 R09: 000000000000a000 R10: 000000c002588000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000040 R14: 000000c000508ea0 R15: 000000c000056400 --- 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. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title 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