From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) (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 6B23E2036EC for ; Thu, 12 Jun 2025 07:37:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749713826; cv=none; b=GX0DJNusG/1dpvdRYr4C8cMJBX6t5vfpvFgtXeEocZ3oMFmo3t/+0xMvFVaYERqsOgR+xvQzd+5PsRBk91OqCY4+EwsIizeZyIb1pXoWvCmlCeo0CQGSnUma1dZSpNx2nG4k2Ranvz6jHe3oePXnCfxP7J9+NO3d8u+syPuqqSs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749713826; c=relaxed/simple; bh=KBn+MeQXFoE2AML8UxtcE3n9z866MyK7/9UveNtFzm4=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=JVC2vV+CQOuSPIEpPgmVfJJlkWbP87aFREl2SJhnVLyb1zYrTCESJKltQsGJI7ieHvoUIfkhJmwCBjNKK+F/AB3hO4EdGjQZdQK+3zj8VT6E27Y8wZT/caGJgI1MwlWtV0gYtjrxEZFsMgxDzdofD6msupHG6EExV/gp0RxWSs0= 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=209.85.166.197 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-il1-f197.google.com with SMTP id e9e14a558f8ab-3ddcc7e8266so17623685ab.0 for ; Thu, 12 Jun 2025 00:37:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1749713823; x=1750318623; 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=aatQYN0QixykDIqcNbepmcOIFrIXybGJrPQWZA4St8M=; b=q/UbMNdSmyhdGed57Y8XThG+KWlGztZpfqwr22021ExazBwskDKZylNiGsy90H0ld5 bukJKlYE/yimx83g1IdtPgjPeFwS46nannN4Pp4rw5ORHJvHzNJ8dVs4p85kVKZH5uLq uYgMJMjXjfhrzay/BfphqTJi8nQyGVSxZ2jOs/XxjOGT32H+io/k9jCNcUsvGP6CfIma I5LgXfp872ZgvBR0SNVjEw9laHUfrheBz9yJ8Mi7C8hHTbmai+iUXE2dxDbX1PNq2lwR 26R8eIsIzBvRlf51yh0ZRGxVbAtnJpU/tzvSr4r4Wjn5SE9Ft/XdEthewTANWvWldV+0 StZA== X-Gm-Message-State: AOJu0Ywpt71rCkQ3djjQ1mR7CXKyTlBOLRKZAXmkiLGLFEDpnanBYJfL zChEKX5jGqIawxa44QuL+j8Tppy33BaK620IgtIopTWzIU+i+3xuBMEHlXsGES4YIMUpd08Yx7a XGD47ODMfaul18hEzfmI4iRGgLT1Zda5EK8UUDKWNkOsTkipH4z60pJ6wjVQ= X-Google-Smtp-Source: AGHT+IEgnThMoLQG6Te+tUzIECh3rC+RueX1hXJY1GQBMiKGAIN7ciwE75vC2T+BlddSEbFGt2xMZd0MGNkc0kpMrL6YR8lcRopK Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1687:b0:3d4:2ea4:6b87 with SMTP id e9e14a558f8ab-3ddfadf0f80mr25935485ab.11.1749713823504; Thu, 12 Jun 2025 00:37:03 -0700 (PDT) Date: Thu, 12 Jun 2025 00:37:03 -0700 In-Reply-To: <20250612071417.2222649-1-lizhi.xu@windriver.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <684a839f.050a0220.be214.028c.GAE@google.com> Subject: Re: [syzbot] [overlayfs?] WARNING in ovl_listxattr 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: WARNING in ovl_listxattr WARNING: The mand mount option has been deprecated and and is ignored by this kernel. Remove the mand option from the mount to silence this warning. ======================================================= buf: system.posix_acl_access, size: 182, res: 17, ovl_listxattr s: system.posix_acl_access, len: 17, slen: 18, ovl_listxattr ------------[ cut here ]------------ WARNING: CPU: 1 PID: 6633 at fs/overlayfs/xattrs.c:138 ovl_listxattr+0x3db/0x430 fs/overlayfs/xattrs.c:138 Modules linked in: CPU: 1 UID: 0 PID: 6633 Comm: syz.0.16 Not tainted 6.16.0-rc1-syzkaller-g2c4a1f3fe03e-dirty #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:ovl_listxattr+0x3db/0x430 fs/overlayfs/xattrs.c:138 Code: 05 f2 fe e9 47 ff ff ff e8 02 b9 90 fe 4c 89 f8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 e6 b8 90 fe 90 <0f> 0b 90 49 c7 c7 fb ff ff ff eb d7 e8 d4 b8 90 fe 90 0f 0b 90 e9 RSP: 0018:ffffc900033a7d98 EFLAGS: 00010293 RAX: ffffffff832f950a RBX: ffff888077ba4200 RCX: ffff88802d620000 RDX: 0000000000000000 RSI: 0000000000000011 RDI: 0000000000000012 RBP: ffff88802a27de01 R08: ffffc900033a7ac7 R09: 1ffff92000674f58 R10: dffffc0000000000 R11: fffff52000674f59 R12: ffffffffffffffff R13: 0000000000000012 R14: ffff8880787a3c88 R15: 0000000000000011 FS: 00007f48fba146c0(0000) GS:ffff888125d86000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000001000 CR3: 000000007c3f0000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vfs_listxattr fs/xattr.c:493 [inline] listxattr+0x10a/0x2a0 fs/xattr.c:924 filename_listxattr fs/xattr.c:958 [inline] path_listxattrat+0x179/0x3a0 fs/xattr.c:988 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f48fab8e969 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f48fba14038 EFLAGS: 00000246 ORIG_RAX: 00000000000000c3 RAX: ffffffffffffffda RBX: 00007f48fadb5fa0 RCX: 00007f48fab8e969 RDX: 00000000000000b6 RSI: 0000200000000200 RDI: 00002000000001c0 RBP: 00007f48fac10ab1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f48fadb5fa0 R15: 00007ffea266aa98 Tested on: commit: 2c4a1f3f Merge tag 'bpf-fixes' of git://git.kernel.org.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=15676e0c580000 kernel config: https://syzkaller.appspot.com/x/.config?x=162faeb2d1eaefb4 dashboard link: https://syzkaller.appspot.com/bug?extid=4125590f2a9f5b3cdf43 compiler: Debian clang version 20.1.6 (++20250514063057+1e4d39e07757-1~exp1~20250514183223.118), Debian LLD 20.1.6 patch: https://syzkaller.appspot.com/x/patch.diff?x=117b6e0c580000