From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (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 46757101C4 for ; Sat, 17 Feb 2024 06:55:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708152906; cv=none; b=O1ePcWsrlhi1YLcGsMfoEWwb2r8DO2Z2jbIsdtFWUClCkslCELcEoHV435VTD4awbSzxHfBwM4ROzIWkKNKE9ldG0tqlHmKvMRLHHd1L3ggvNzwOaUUlab4f7Vd3449HuPY+UWd6HsaN8LcgbWtUjx3fMvxkoDRdOWSfpZXrosU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708152906; c=relaxed/simple; bh=XCKmRa8OvWWr/wpERXwIUEIe4VxxedApN8DupDmFWFg=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=QgVtX9g6MG3VZ8oqaFiU/T1QKH7NuIgOmSEc4npVkWCsX6R5CbW9HFScSopwGJ6N6bs1yOBZnEAQRhNVOWJmExQ6qTNRYry87b4IO5STbHdeM+siVgTBe6sjdJZiuSXzT94LoClvhYD2zECCT6217dmNqDV40fbrdxAFe/uT5GY= 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=209.85.166.199 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-f199.google.com with SMTP id e9e14a558f8ab-364f79395fdso17541355ab.3 for ; Fri, 16 Feb 2024 22:55:05 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1708152904; x=1708757704; 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=eE/v1a6EPuJ4IWbbdsxCBh4oB8voPOR3Qt95C7NeL9M=; b=VZ0ZeXdvqtOtBQxlql1CKEatrG2Bz9V3C3Fy6yf4y0Usy1BQ50+Ff1O8g7fPiFHo+7 JvoLYhHWnVjKfR0z/WEKZUu4+YxHEdpGdPpPzv78t0/QYXOn4OTMtAnzfbnQw/54MkNy p+IWh81YOzHsE8ZcMPVEGDKNyQZUzma0TQwaA8F3cpmFSUf4c9wvcQqhoPYY61ZATN0X oRARFhs9x6ZIsMXCf/FMeeTsZlncDSH9dbvMiBRo/HYNXHybITjOxscpG62D5swB4/4p s9tbW75oeuVGVDj1vKeGRgNeFd4SnW+BAqw0kATN1WIGtsZeNiy36ilgIOHhIldTBtJ1 tn2A== X-Forwarded-Encrypted: i=1; AJvYcCW4oQOjOxA6t/KRmYIQZI7q4cKvFWmA4fBLmgeMpqjsSoOwYEws+bIt4+5NoCQwfh2aEXNJD0gpf4deKm3h3EHHspvnDF2AmYM2y5vJ X-Gm-Message-State: AOJu0Yz9tPZQSJyI6WVwAxqVbLjb+1Q5cHHIxIT2xLGykM/jIcLxUiai o84pp5NJWXq84Oi58bnZLzAUSulK9qCfJ2jHfZayhSwZlyRGNFe8a89CdelLFyROoQwsKJkSvi1 zEgKB6lRjb0LKF4nlnI3zxurx6uI0C0uMc3gTHRBi5gtyAEonrVC8mh0= X-Google-Smtp-Source: AGHT+IEsTWnd3Zmtdyp3LBGnhw/QBCcmSqa++u4WlR6/Mep/n6UHU5tUgL+YBVoPEHfe9m2ZELZURir5PEUKbFB0otAf5ThLEN7F Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:16ca:b0:365:1f2b:7be8 with SMTP id 10-20020a056e0216ca00b003651f2b7be8mr2901ilx.5.1708152904555; Fri, 16 Feb 2024 22:55:04 -0800 (PST) Date: Fri, 16 Feb 2024 22:55:04 -0800 In-Reply-To: <0000000000000d7d6e05fb6bd2d7@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000001924f506118e5748@google.com> Subject: Re: [syzbot] [ext4?] KASAN: use-after-free Read in ext4_search_dir From: syzbot To: adilger.kernel@dilger.ca, axboe@kernel.dk, brauner@kernel.org, jack@suse.cz, linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, tytso@mit.edu, yebin10@huawei.com Content-Type: text/plain; charset="UTF-8" syzbot suspects this issue was fixed by commit: commit 6f861765464f43a71462d52026fbddfc858239a5 Author: Jan Kara Date: Wed Nov 1 17:43:10 2023 +0000 fs: Block writes to mounted block devices bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12d6758a180000 start commit: 7475e51b8796 Merge tag 'net-6.7-rc2' of git://git.kernel.o.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=d05dd66e2eb2c872 dashboard link: https://syzkaller.appspot.com/bug?extid=34a0f26f0f61c4888ea4 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10221a14e80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=112fd18f680000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: fs: Block writes to mounted block devices For information about bisection process see: https://goo.gl/tpsmEJ#bisection