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 96BB110A3E for ; Tue, 27 Aug 2024 07:50:02 +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=1724745004; cv=none; b=rJKrqc/6jWuS3b6SK7/SQJiSSgYJlwiogdBQAtRfl1ZJFrYvpH4Kx6dFpTi7zpz+Dc2hHufpjTGeOanjA1LJdeNgEBe/VCgepVIuQMrv2pGaAUQa4tzb0Hp96rD/NgeOyji8L+PDPq0v+Nu1g1nCrIyKy8a+HpyzFZtk/f2luKI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724745004; c=relaxed/simple; bh=BsCcT0IKCXLDHe87TPppSZmujsUYYlaysunYv0NvzME=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=YHwelRcspKakL71cq+FaQfJjHQyABjf/xQwQxdhG18dD0tLNnsqhEKLa+23LgUXOJA+mmP4Z65NCfYrvfiOYGAJSgLWLg5rj0xXJ5Wr8CI94AgzKFPDowYlVMUVsqI8yautgq51SCDfnJteAbi6KSFKV3PyCwgzigtAPh3cXVRo= 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-39d2ceca837so61002255ab.2 for ; Tue, 27 Aug 2024 00:50:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1724745002; x=1725349802; 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=RH5chZQXCotpftmFtLHdhhH2fsPOdfPTgvbVhXYv2MA=; b=RELQWxwtGBP2sCAQnilTw3iYkOrDJ59bC2iuYm6qfF04aKhZViEArYVR1fbGJDeFFw lTTKBgAI/qwWnYSI/xmFYMMcvnUdrCKLBiP5P2rHqYaYVdCRii0RLvPfGn2sGhPqV2Rp x3wMuTwOw+F4osIiXpu1Ep7nv/7rAKMPkNaMmwqFMqcISWhqpkX5uOtemFwcjlSmKcAL A+N47u6JLgIdL9wPCI2LdlvuAxaKsN8aTtndDpGwVMQ3P7wMWpEvAUavjSIzu7R9fdTW oCFxL0gUnXE0CX6Z0PwRRtqzAKAP+6CV2aIyUffq2X8xGLp7Ay/KcFayho4ATsuw9q/Z A+4A== X-Forwarded-Encrypted: i=1; AJvYcCW7582rbV7SQwKnN9kXJDpSkbQz/5fVFixmAbvjzs+oNufwgq1NAZxt8sRInGAixkdv7r7QJd9NtXSeD/g=@vger.kernel.org X-Gm-Message-State: AOJu0YwxE0jHrCbOtFLLRP8fgiVO29PLEBk9ofFZE3XBOL8DMaAWaVYt lyAsXqzLVDusYNxa3M1kMyMwjXQbHsGeF91qjtU5Vwx37BzNxoYrIS9xSR9JlyPfu8W9eryrPTz BEGFVpiuYtgvmp9x7VKBLbmsIcilzZNvBKHhOEyL5PUHnMvnewmvCGts= X-Google-Smtp-Source: AGHT+IFQyCYK/dwg+6LvtYvf14sem9pxYWUbGpAwkC60MwrzrBevgrPUyYjy/a5SRWUdedumkGhVzsg+UWFuzH5fqePVEFBHmv00 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1384:b0:397:5d37:61fa with SMTP id e9e14a558f8ab-39e63dd242amr648595ab.2.1724745001762; Tue, 27 Aug 2024 00:50:01 -0700 (PDT) Date: Tue, 27 Aug 2024 00:50:01 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000002893750620a57d66@google.com> Subject: Re: [syzbot] [ntfs3?] kernel panic: stack is corrupted in vprintk_emit From: syzbot To: eadavis@qq.com, linux-kernel@vger.kernel.org, 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 panic: stack is corrupted in vprintk_emit ntfs3: loop0: Failed to load $UpCase (-22). Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: vprintk_emit+0x7bd/0x7c0 CPU: 0 UID: 0 PID: 5851 Comm: syz.0.15 Not tainted 6.11.0-rc5-syzkaller-00015-g3e9bff3bbe13 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:93 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:119 panic+0x349/0x860 kernel/panic.c:354 __stack_chk_fail+0x15/0x20 kernel/panic.c:827 vprintk_emit+0x7bd/0x7c0 _printk+0xd5/0x120 kernel/printk/printk.c:2373 ntfs_printk+0x3ad/0x420 fs/ntfs3/super.c:93 ntfs_fill_super+0x2eb8/0x4730 get_tree_bdev+0x3f7/0x570 fs/super.c:1635 vfs_get_tree+0x90/0x2b0 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: 0033:0x7f6e3a57b0ba 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:00007f6e3b384e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f6e3b384ef0 RCX: 00007f6e3a57b0ba RDX: 000000002001f800 RSI: 000000002001f840 RDI: 00007f6e3b384eb0 RBP: 000000002001f800 R08: 00007f6e3b384ef0 R09: 0000000000000801 R10: 0000000000000801 R11: 0000000000000246 R12: 000000002001f840 R13: 00007f6e3b384eb0 R14: 000000000001f829 R15: 0000000020000000 Kernel Offset: disabled Rebooting in 86400 seconds.. Tested on: commit: 3e9bff3b Merge tag 'vfs-6.11-rc6.fixes' of gitolite.ke.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1362847b980000 kernel config: https://syzkaller.appspot.com/x/.config?x=8605cd35ddc8ff3c dashboard link: https://syzkaller.appspot.com/bug?extid=4d2aaeff9eb5a2cfec70 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Note: no patches were applied.