From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) (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 A173116D9DC for ; Tue, 7 May 2024 19:11:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715109065; cv=none; b=MKg+XUcH/VONip8ysfvl+2IuIWfTFTLRwXCdPmmcNFiiDh4igfVCKK6xmj5qo6rVCollfqUlDCn3mhw4GIfh0PMiUiSaLaeHe/bQnwfCZYX3UcH/SOknu5NoNgkRrzUsQ64YxH68qILnexBFEtilzakMvC7Bta706VaLcVPFPgk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715109065; c=relaxed/simple; bh=MZDRcTYIrPY/KVDPzLf3Ur1jeAmwMRwZb4IO6MJFfP4=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=uhNYaP4TLZNP+G6HxuapEPseSnrYoPzIb4CYrnfB90jW9AVV9yN4xx4kIADwB2MalzTbeezaF1zDwYnTBO05k/o7dSKy2FnAnf5506IhkqoUOAnKZ0ImoqK3+B9HNAp30OwnIh8F5qvylQ34M1xooO0dmh31JPLuV8vMU9GWa2o= 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=209.85.166.198 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-f198.google.com with SMTP id e9e14a558f8ab-36b1fda4c6dso39823245ab.0 for ; Tue, 07 May 2024 12:11:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1715109064; x=1715713864; 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=EMMmdnnhlCk6lDibFaruqJ+bDg8KgHzYf4Lb5blyQuQ=; b=aghpxapTGK5dFQufNKf/g8/BcvlWOmvrUhZIKbTmK8A53OWlwZ00GFfCcsLk86PqMQ GRDieA2/YhaU+CcUEwRzj7TEfzCJumITXyb+ptkta5HV22r5UbALX60zpXpvdYXrs7sH 1lhnKwq3I6oBLQ+4zEYSKq382UcPbzUBK7MjpCk4snIaU8iIjp9jorbNLCwx2CL8bsfp hWIY6qykSfq7yW+aQy9t7xv2WidHObx7E3Fz8ypX9qSKpNdSLLnGc2X+8mH4bHBGLTEU BZibjea12z7JHyEIswy3F5Qz1sBSso7RfW0zkUzVPAApiglxsHWAGCIovjtKMsxa7nwc RYsQ== X-Forwarded-Encrypted: i=1; AJvYcCVUbkgDvomg8WICYi9vZ3/zFEDzzlyo00g6GFDJTtjVYBl8i8rZypE6nuBnNOMA0WMXH27nh0CacmZQnth2/ZvUCIOo0gBA2oOvjfJl X-Gm-Message-State: AOJu0YzhDDtpOykEo/WQJ0Zt1VOd1cqVjAXhJdOjc8bflrLaOjgeZ7jz 4icnRPHdTQ5QoFcf3IchpNTBiKwasyHnoF5XKT8/YQ8tqYyQoRVI7I9KJYhHP0giOs8mcJBklnM p785rsJgw17XHNagilu1bjqhP23RknNKjxNMSUrYLj+MZhkqYIeXCjeo= X-Google-Smtp-Source: AGHT+IEtr+Z39qefIZO5XPc+3zq+HrmB0hikp4+IjhHgaHCLJ1/SO5ihOTsmd39/5axw913OgOIRhRdWd2p2AaH1XlWhF4l6RT8a Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1d9c:b0:36c:5520:9597 with SMTP id e9e14a558f8ab-36caed58de7mr195005ab.6.1715109063836; Tue, 07 May 2024 12:11:03 -0700 (PDT) Date: Tue, 07 May 2024 12:11:03 -0700 In-Reply-To: <0000000000000498630617b740d3@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000008059400617e1f284@google.com> Subject: Re: [syzbot] [bcachefs?] UBSAN: shift-out-of-bounds in rewrite_old_nodes_pred From: syzbot To: bfoster@redhat.com, eadavis@qq.com, kent.overstreet@linux.dev, linux-bcachefs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, lizhi.xu@windriver.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 03ef80b469d5d83530ce1ce15be78a40e5300f9b Author: Kent Overstreet Date: Sat Sep 23 22:41:51 2023 +0000 bcachefs: Ignore unknown mount options bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17afcbc0980000 start commit: 7367539ad4b0 Merge tag 'cxl-fixes-6.9-rc7' of git://git.ke.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=146fcbc0980000 console output: https://syzkaller.appspot.com/x/log.txt?x=106fcbc0980000 kernel config: https://syzkaller.appspot.com/x/.config?x=d2f00edef461175 dashboard link: https://syzkaller.appspot.com/bug?extid=594427aebfefeebe91c6 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12d1b2a0980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=135c2ca8980000 Reported-by: syzbot+594427aebfefeebe91c6@syzkaller.appspotmail.com Fixes: 03ef80b469d5 ("bcachefs: Ignore unknown mount options") For information about bisection process see: https://goo.gl/tpsmEJ#bisection