From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F2B743EA64 for ; Fri, 16 Aug 2024 03:41:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723779666; cv=none; b=ILFR2zGqt2FDfiLJn99JTVMzw6walw67dZEU/YQFsDfzv7Yzk8hHWOWoAKUnHzoKtrjfhaX3EgC7Z4tiGt22sxRkC4PhvtnsukitZwCedT5LHRxmHA5jlm//GmvHOUNM8BpI+iBPVQWxYa70DC94XdGTS69EnrcjEahxDDKCXNE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723779666; c=relaxed/simple; bh=FXkfsP4e9umFHclIbDF4anr3WcWK2SXh6cRcqKLLLc0=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=pk3JcUi8TeWKtWLFMApXIx78iC1VhYMEpclIaFlJBQrweMKrq/k8j+/Y3ENinJJZTFUhihpe6IiIvYMAyw/kNhRf34dqBZiwcYsNRbDr4EHVFw/uN50+j+5oOoqCtFXUD11qVevN/gAe0ETzXRP2khwU+6oyy6PHO+6pGwyPdh4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.71 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-io1-f71.google.com with SMTP id ca18e2360f4ac-81f8293cdb1so159421339f.2 for ; Thu, 15 Aug 2024 20:41:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723779664; x=1724384464; 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=JnJTL45ZCnjfHwhWWstoh+ghFombl+ayGJyswk1bOGU=; b=YWC+42QVsyNZp8SNz3BsdaMbHP/WdreFmlh6jXUjyuuWDkvzTICRcfukrFG5OQBkAj gaQbA4TnYIecqm/h5hnixkMM7tB2EOFVoaurleqTuiUjbuC48ItvJ1xLoCm6Nn/2EL7T f4SKlLgYsWZCu4ap3dhQbmFsMJ6cvxeawoOvLnQVySJXy3DK/pKq6OUxEiGWWXGFs2oH 1jq4bkaJgDkRb/3wqL5mSmJEpxdd3efnoKuvWaQb+43lx8NuTNl3GUkLNxXNtFf37HEK gZNy/X9cwUPajydHLkzLUsyBb8VLtGdMl/ZG5zKSWfQYC1S0VLFUx6gzkRvgSh9XVL9H mNCQ== X-Gm-Message-State: AOJu0Yzu8F7mbAMKXGNRBCBZo0AlcN8htXgTkoCOyPur3Z6PTxWw4z0A 69QXzPk+uQ6wXj+v4Swu/oZsMXwoI9WiLCPWHY3Uz8niDwWnB/v9EZST11NR4haLRUxLoU5u7MD IpVmlEzr1dehh5Ck+s1t9RaKegyaC8rWUpHoFtxBCAmydaXJCGsrwLxQ= X-Google-Smtp-Source: AGHT+IEAMONRduuigyCuMa60QICQt5OavWqzX4mdty3tDqf5UxDJpzWd+yge7Azr9+/U5OHnQvN/Gdzfz3hz7OBR1uzLSpGpnxe/ Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:831e:b0:4b9:def5:3dcb with SMTP id 8926c6da1cb9f-4cce15d71d1mr88701173.2.1723779664050; Thu, 15 Aug 2024 20:41:04 -0700 (PDT) Date: Thu, 15 Aug 2024 20:41:04 -0700 In-Reply-To: <20240816032623.3023693-1-lizhi.xu@windriver.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000008c104c061fc4ba05@google.com> Subject: Re: [syzbot] [ocfs2?] kernel BUG in ocfs2_iget From: syzbot To: linux-kernel@vger.kernel.org, lizhi.xu@windriver.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: kernel BUG in ocfs2_iget (syz.0.15,5600,0):ocfs2_read_locked_inode:538 ERROR: bug expression: !!(fe->i_flags & cpu_to_le32(OCFS2_SYSTEM_FL)) != !!(args->fi_flags & OCFS2_FI_FLAG_SYSFILE) (syz.0.15,5600,0):ocfs2_read_locked_inode:538 ERROR: Inode 17: system file state is ambiguous ------------[ cut here ]------------ kernel BUG at fs/ocfs2/inode.c:538! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5600 Comm: syz.0.15 Not tainted 6.11.0-rc3-syzkaller-00060-gd07b43284ab3-dirty #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:ocfs2_read_locked_inode fs/ocfs2/inode.c:535 [inline] RIP: 0010:ocfs2_iget+0x1c71/0x1cf0 fs/ocfs2/inode.c:159 Code: 00 e8 03 8e 75 fe 4c 8b 84 24 40 01 00 00 4c 89 f7 48 c7 c6 0f be 0b 8e ba 1a 02 00 00 48 c7 c1 20 01 49 8c e8 a0 ca 16 00 90 <0f> 0b e8 88 48 0e fe 90 0f 0b e8 80 48 0e fe 90 0f 0b 90 e9 3d fa RSP: 0018:ffffc900027bf060 EFLAGS: 00010246 RAX: d9ed16ebbba7d700 RBX: ffffc900027bf140 RCX: d9ed16ebbba7d700 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc900027bf270 R08: ffffffff8174024c R09: 1ffff1100410519a R10: dffffc0000000000 R11: ffffed100410519b R12: dffffc0000000000 R13: ffff88803a6c8878 R14: ffffc900027bf160 R15: 1000000000000000 FS: 00007f0c989f86c0(0000) GS:ffff888020800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5ed5d95ed8 CR3: 000000001d86c000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ocfs2_init_global_system_inodes+0xc6/0x730 fs/ocfs2/super.c:437 ocfs2_initialize_super fs/ocfs2/super.c:2250 [inline] ocfs2_fill_super+0x3068/0x5880 fs/ocfs2/super.c:994 mount_bdev+0x20a/0x2d0 fs/super.c:1679 legacy_get_tree+0xee/0x190 fs/fs_context.c:662 vfs_get_tree+0x90/0x2a0 fs/super.c:1800 do_new_mount+0x2be/0xb40 fs/namespace.c:3472 do_mount fs/namespace.c:3812 [inline] __do_sys_mount fs/namespace.c:4020 [inline] __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:3997 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0c97b7b0ba Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 7e 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0c989f7e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f0c989f7ef0 RCX: 00007f0c97b7b0ba RDX: 0000000020004480 RSI: 00000000200044c0 RDI: 00007f0c989f7eb0 RBP: 0000000020004480 R08: 00007f0c989f7ef0 R09: 0000000002800400 R10: 0000000002800400 R11: 0000000000000246 R12: 00000000200044c0 R13: 00007f0c989f7eb0 R14: 0000000000004481 R15: 00000000200001c0 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_read_locked_inode fs/ocfs2/inode.c:535 [inline] RIP: 0010:ocfs2_iget+0x1c71/0x1cf0 fs/ocfs2/inode.c:159 Code: 00 e8 03 8e 75 fe 4c 8b 84 24 40 01 00 00 4c 89 f7 48 c7 c6 0f be 0b 8e ba 1a 02 00 00 48 c7 c1 20 01 49 8c e8 a0 ca 16 00 90 <0f> 0b e8 88 48 0e fe 90 0f 0b e8 80 48 0e fe 90 0f 0b 90 e9 3d fa RSP: 0018:ffffc900027bf060 EFLAGS: 00010246 RAX: d9ed16ebbba7d700 RBX: ffffc900027bf140 RCX: d9ed16ebbba7d700 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc900027bf270 R08: ffffffff8174024c R09: 1ffff1100410519a R10: dffffc0000000000 R11: ffffed100410519b R12: dffffc0000000000 R13: ffff88803a6c8878 R14: ffffc900027bf160 R15: 1000000000000000 FS: 00007f0c989f86c0(0000) GS:ffff888020800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5ed5d95ed8 CR3: 000000001d86c000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Tested on: commit: d07b4328 Merge tag 'for-linus' of git://git.kernel.org.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=1340acfd980000 kernel config: https://syzkaller.appspot.com/x/.config?x=7229118d88b4a71b dashboard link: https://syzkaller.appspot.com/bug?extid=5bdd4953bc58c8fbd6eb compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=11b3abc5980000