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 0DD75174EDB for ; Tue, 10 Sep 2024 07:25:04 +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=1725953106; cv=none; b=Lw63nYnIjJ2HtOoyJcNMfeomuSeV0j2Y39+vpNoHqqKrPcAnWeYtVuyUpcmqLND6DV8X7Q13Je4qH5RpMMKZD9MTULnZr/zdxnHnMe0JghXzw7Fs/8BQx1NndoAeJV43VrULBn08dGKQYahCdrfIzPHJ+Qef7T++s1/z0WkLAGA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725953106; c=relaxed/simple; bh=WzCwEcj6er+NidPqBCxkfOUPi91wQVRo269UbwbyMCQ=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=p0dkF8ruhnanyDk16AIyaZoc2IEvJ4klNQWVLm9LwOKVI+sQT+O4QPBnoKq/9+Y2uv8EPtVVlj7kZs2G8ZUYCqq0r/3bDPTXQZNJcPe/bAYJs/6cG64EC3SFEMkEd2EzEPkDty4WCJqSOpkjbOxwDSrP/1/1/iGoCoQlAY0mK2A= 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-82cea2c4e35so388232539f.3 for ; Tue, 10 Sep 2024 00:25:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1725953104; x=1726557904; 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=VSZ5UiMjogl9Ew9C15Ok50TsgK/Xx0+es/RbB0vZS80=; b=Mv69k2pVCKrJr7V0tZ1E8CJ87FL437qzDgH8WJh57MhgVB3ejdMhRel6PaxzTW2Lwa EBu73Dh6baJGInflAxeUV+mT7AOKWVMsQ7f/1mim68zABvsDZWA55+pDW1PVnE1B9Zh1 Nvdq0DjUlKUv+M0SgPr0M04jYTv5V8RGpIw+B7VKLfMuPPjJdK58xHZw+FpEgg5vCumC g0KcqsN64tsYzf/4kOA0OwSzZ9wieN+f4D6boFoSeQUldVl4FJmBVbWWUjUqVVHqpmU2 qCvbNjlyEjWWuY5IptJTNeihSXuONP7QDWjvFXL6/qFOGlA7+giSzwPAgpdXUmMvrlwO sARA== X-Forwarded-Encrypted: i=1; AJvYcCUXQ2NB+t2vM6f3IMuUxVPGPPZlvIod0xTK2yPMvAcRRGLx6ZgcbhrO1N+c9SuTfaijlEIG5K1f5GP2BhU=@vger.kernel.org X-Gm-Message-State: AOJu0YzUqJxlFGZ1fzy/xxbARBhTZIUTEQTNXq0XerqRDCsBjnkCZUdm T49wsCJzIa5k3Sm4dLBo3MOlkM5xECdcnd4Cf5kFFXJtyE1t5ks+0rdk6jfD5MrMQuKPI0+4MLU VayQ1mdY70XMC6SmLJs04DT6Vlq3YpyPx0F1h7IJcea96w9rIHNgYFko= X-Google-Smtp-Source: AGHT+IH+pejJMDt8pCb8uGpN41SBBQbphX38bPUUpeCes/gAhLExQwSlDQg6sbxQuhnlx8JedBkn/AGRVtqF8v9e++SDJ/WH+JCl Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6602:2b11:b0:81f:75bf:6570 with SMTP id ca18e2360f4ac-82a96186a78mr1946120939f.5.1725953104094; Tue, 10 Sep 2024 00:25:04 -0700 (PDT) Date: Tue, 10 Sep 2024 00:25:04 -0700 In-Reply-To: <20240910070746.7269-1-almaz.alexandrovich@paragon-software.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000ab391e0621bec510@google.com> Subject: Re: [syzbot] [ntfs3?] kernel panic: stack is corrupted in vprintk_emit From: syzbot To: almaz.alexandrovich@paragon-software.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 loop0: detected capacity change from 0 to 4096 ntfs3: loop0: Different NTFS sector size (1024) and media sector size (512). ntfs3: loop0: Failed to load $UpCase (-22). Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: vprintk_emit+0x764/0x770 CPU: 0 UID: 0 PID: 6009 Comm: syz.0.65 Not tainted 6.11.0-rc1-syzkaller-00017-g689ecd06ef8d-dirty #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:348 __stack_chk_fail+0x15/0x20 kernel/panic.c:821 vprintk_emit+0x764/0x770 _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+0x90/0x2a0 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: 0033:0x7f1fc857b0ba 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:00007f1fc934be68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f1fc934bef0 RCX: 00007f1fc857b0ba RDX: 000000002001f800 RSI: 000000002001f840 RDI: 00007f1fc934beb0 RBP: 000000002001f800 R08: 00007f1fc934bef0 R09: 0000000000000801 R10: 0000000000000801 R11: 0000000000000246 R12: 000000002001f840 R13: 00007f1fc934beb0 R14: 000000000001f829 R15: 0000000020000000 Kernel Offset: disabled Rebooting in 86400 seconds.. Tested on: commit: 689ecd06 fs/ntfs3: Rename ntfs3_setattr into ntfs_seta.. git tree: https://github.com/Paragon-Software-Group/linux-ntfs3.git master console output: https://syzkaller.appspot.com/x/log.txt?x=15632a8b980000 kernel config: https://syzkaller.appspot.com/x/.config?x=8b0cca2f3880513d dashboard link: https://syzkaller.appspot.com/bug?extid=4d2aaeff9eb5a2cfec70 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=1025a807980000