From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) (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 C78B312BEAE for ; Tue, 13 Feb 2024 00:24:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707783846; cv=none; b=ZaZpg1D2mLCc/ZVvjokgnL3BUeEdci72AvERoK09ORcRy+tPKdpmC34MMq4oD162UwbFBmYQKeNhqrwAVCM+BYeUnzBRvQIfokaG/XPzG31M32YdGH/F+WhP4ff5C33xFxwcdJFSXkIaaCtZv2XdvUZ3IAxDrveNWKRZR37o0B4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707783846; c=relaxed/simple; bh=dqTQI63+ZqDNKjpAbbZCxeV49nIfSpoeFvQR60x/Qw4=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=IEISpU858jztWHTvMVqNMHqNHMvoFlPk5EP/PqYRTaEO5n63DlegzK05h5POR0B/Jt+XNoMtt6Zg7NsXYMtwzLiY9Gd/DwjPF4gxtTDR958AbjzWEn6gzh9g6wKFzW0GWwjQpyGmdFMreA9vjmOF/vhuCo5x9zBifSgHu2sd01E= 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=209.85.166.200 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-f200.google.com with SMTP id e9e14a558f8ab-363bc80467bso22104245ab.1 for ; Mon, 12 Feb 2024 16:24:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707783844; x=1708388644; 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=qiXaK9TFzZAPYPnTyw0VSmUtJHPDIyF9ZuwGBaLUHN4=; b=GBb1Z1Eyu2xgtb+trNF8nuOFl7nN5sbzLVNOGm+4qQxNJcU8bf+CuFG55wIjTSdiEr mTdhERM0+/CdJhabxtXpuisNM2FhuYj1vPGIw6dBcuOTOyqKIShfttwXOn923mKUxJ8+ gOaOzx0y0eti5PVhPyWR2/QNZyfr6lCXogPSdhQiFC1n9zS/Hi+EQiQAjIeEsuzLb9iQ 1Ffq3Cardxlu+5l3O8PqO7/0oe6vPLSJZdj6mRlw1EA6FAyXjIDSitHM7MBwWQL26Qf/ bjnfF7FFeryPCfcZ3rmmLPxO4t2Nj4l6NNXr1A6qdGM756DHlMz1tiMi1d3096UsBjE8 9XEg== X-Forwarded-Encrypted: i=1; AJvYcCXkb7gMOpwEOGlqs0AFVVxdvgZ8cepPDT7IRsffRKqOSUhbW3VxP5tApAj2fzwFEJM/aGTuzfVR0nfPck0HSLYePJ7NL2dLXU2MFg== X-Gm-Message-State: AOJu0YyM2/P99JYT55tN451yOZs3NJDzti/IpQcOA6TTYXsNBIFoCZkT c0ZcoqBPmjlJ9tPfLG+CDzyXMy8RNzG6Hc2w6bUM808liaFNAXG9CShelokpxjDCMfA8iM4G5O6 D4vgPV/zJmWoLsOsZiB3j3vX3mNgK5g0bpXD1EmMcgXySAKDRMmwdQvk= X-Google-Smtp-Source: AGHT+IF6MxRdyVnerz3TZh0IMvFhTsYoobPC91qocz9bxduYTKyDy5vR6SC+Hzhdc924TduO/JMxFxAP1kD/Km0bsBVcWg9yuwkk Precedence: bulk X-Mailing-List: linux-ext4@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1789:b0:363:8b04:6df7 with SMTP id y9-20020a056e02178900b003638b046df7mr80908ilu.0.1707783844004; Mon, 12 Feb 2024 16:24:04 -0800 (PST) Date: Mon, 12 Feb 2024 16:24:03 -0800 In-Reply-To: <0000000000001f0b970605c39a7e@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000600b5d06113869f0@google.com> Subject: Re: [syzbot] [ext4?] general protection fault in utf8nlookup From: syzbot To: adilger.kernel@dilger.ca, axboe@kernel.dk, brauner@kernel.org, ebiggers@google.com, ebiggers@kernel.org, jack@suse.cz, krisman@collabora.com, linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, twuufnxlz@gmail.com, tytso@mit.edu 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=17547fd4180000 start commit: e42bebf6db29 Merge tag 'efi-fixes-for-v6.6-1' of git://git.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=df91a3034fe3f122 dashboard link: https://syzkaller.appspot.com/bug?extid=9cf75dc581fb4307d6dd syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1374a174680000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12b12928680000 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