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 AF4EA1DFED for ; Sat, 12 Apr 2025 14:12:04 +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=1744467126; cv=none; b=PV3J+rAvoj7OOShDz393/xZ/Jmnb3Uus02by4mJZe603nK3lIM8y2YYXMLOuoMTQOv/xX+ZAguT7JdWv/11v6tCM7VTqmkyqx/P5ZOf2YjjrP+Da7rPJZS91UMyonMChCwnksKZf/71xyGnleY/xY1rjR81AKekIm+exm+cM6e0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744467126; c=relaxed/simple; bh=SW9baJwU90rv2J08hxwWTXYAPDJHnlNUogyQNt3kCn0=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=jTR58mHC+gvTXDPhQif1D9uH8E8LbgXCEIhCpNpiRIsRdCQbQnmBklAEGx9MEZSHwZb7efticedrv4joHULS4rF3IWCyPw1H1EWrRqJne3nvLRJq/mouws+f+xaqAAqS45DaNyDEsCAXzJm7IZI8ds30Z8InVDwByGEUTofmRB0= 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-3d5da4fd944so19077035ab.2 for ; Sat, 12 Apr 2025 07:12:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1744467124; x=1745071924; 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=vVtPfFRZtMU+7c6m3Lu81ACxShZ6xV2tolYQ458rPJE=; b=ZfMzuo7V4zkOKpez9mMVZOtrPVkGnhV3/kkrz5hFS1fdAquU21X/koeLKsrD+5chbj HochBP2fMdmMbXnmOJC+mcP94/wTqYkBD2IpJ8AvcZ/nGQO2Yv6IJQm0l8K7DLajEZ4y eYdZr2pFytf0CSSNL1Vl1V4vGgKrv7dILHT7FDYfbyW3ZFBHI92gnZhQjJJtI+d+Ktki K2SZJySVkYk3092XPHgBCn0xGdprIypEugUIg7P5u+m8velCr5hhxgNW2xcfqA/G/lZ0 sttfvtJt6OM2TRHFAgcsaORNQIcoIN+0iS7bSxmBcrFBkum1m8Uln15Svs9MjJXM+SjJ Fw8Q== X-Forwarded-Encrypted: i=1; AJvYcCVctpUMF744IvNb+B/p4fqrgfP1O/OuQefRRStIH+Nt0cEYp6tMKT9D16Q9fFooHPg7jRtMKbpHEAp5@vger.kernel.org X-Gm-Message-State: AOJu0YxuiX/IYHLaoCWiVtkEow09SU4BLVXGbvQwPnJElcpElm13FRsJ kj5MEpw081UVqaU/rjm/O6qKtA9w48vEljKktBbkf4ZJojSZXM8VhhQODX6zz7nGiKNLUAq8kHL kjseQ34GLYkLEVDAChukIj6eqifgjOhqMS7HsFbrHzHldoe5Det5/EBU= X-Google-Smtp-Source: AGHT+IG7VQEkjMn9Fh81REVLoIjtUnO2qusesDv6QWiP6EtGelZywJ0/A6uJ9MaxHB1wgUUFcIRhP/tzWHTQpVud7sauboNK6hLB Precedence: bulk X-Mailing-List: linux-ext4@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:338f:b0:3d4:3fbf:966e with SMTP id e9e14a558f8ab-3d7ec265c39mr67322365ab.14.1744467123757; Sat, 12 Apr 2025 07:12:03 -0700 (PDT) Date: Sat, 12 Apr 2025 07:12:03 -0700 In-Reply-To: <6702c4bb.050a0220.49194.04d9.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67fa74b3.050a0220.379d84.000e.GAE@google.com> Subject: Re: [syzbot] [ext4?] KASAN: use-after-free Read in __ext4_check_dir_entry (3) From: syzbot To: adilger.kernel@dilger.ca, jack@suse.cz, libaokun1@huawei.com, linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, tytso@mit.edu, yi.zhang@huawei.com Content-Type: text/plain; charset="UTF-8" syzbot suspects this issue was fixed by commit: commit 26343ca0df715097065b02a6cddb4a029d5b9327 Author: Baokun Li Date: Wed Jan 22 11:05:27 2025 +0000 ext4: reject the 'data_err=abort' option in nojournal mode bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15734870580000 start commit: e32cde8d2bd7 Merge tag 'sched_ext-for-6.12-rc1-fixes-1' of.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=1f009dd80b3799c2 dashboard link: https://syzkaller.appspot.com/bug?extid=09921540dd04aba82a35 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=102f23d0580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1082e580580000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: ext4: reject the 'data_err=abort' option in nojournal mode For information about bisection process see: https://goo.gl/tpsmEJ#bisection