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 94E234409 for ; Tue, 19 Dec 2023 02:50:05 +0000 (UTC) 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-35facbf9690so23729035ab.2 for ; Mon, 18 Dec 2023 18:50:05 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702954204; x=1703559004; 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=uy2hhP+dS3A2HK+K5yWeNNeihq9hnYUyD5rfUJhYI0Q=; b=XecTaxFaKpFcL/xkq7F1praGwtlqyFnhQrTKAH2b4zNDm8EWSCbFqKmn1/+CdcCoyz KZPtkPlKxo+JqZeW0Bf8vmBv4wrpDUYWTOHoDS8OdgAAimj2nTbbEv287lO+WYtQNENj t34AoDcvtH9eEZj3SRAqEb8shd6zyPUzGviZNfVR0fKota6xLcbo/RvYeFUYZJzXymZM 4VeddiMcsBWVZ4/E7b0TF7AFMXcwnT5IobIjU9d/0HG3KgocIoRW82KFhelFY1dDkN9p 9rjh53zRXWvCwJv7A2A/MbPI3tJ/pSr7bzWzK7GZLVPPA+deQqUlsOv8V6D/+IQb9sPi iuDw== X-Gm-Message-State: AOJu0YxGcBi2CIqbsOQszb2oMZ8k3v+gBVsjkPqNPFz4GQwVere1t4qE XHcBl+4cD7H5Jlc0FtAisJt6HPFUk2cmoguJe064ZfrqZqxg X-Google-Smtp-Source: AGHT+IHAN/aOZSdwJZOOXkZd1nbDb0t+ng/uRKBMjKhUBy156kW3hff5SKgpPeBq59fjnOJm5Zxa+41XThe+O8WmQW0jV1Oi4oG8 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1d05:b0:35f:b5b6:3edf with SMTP id i5-20020a056e021d0500b0035fb5b63edfmr247678ila.4.1702954204847; Mon, 18 Dec 2023 18:50:04 -0800 (PST) Date: Mon, 18 Dec 2023 18:50:04 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000072e60f060cd3ec9a@google.com> Subject: Re: [syzbot] [btrfs?] KASAN: slab-out-of-bounds Read in getname_kernel (2) From: syzbot To: eadavis@qq.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot tried to test the proposed patch but the build/boot failed: fs/btrfs/dev-replace.c:745:36: warning: empty character constant [-Winvalid-pp-token] fs/btrfs/dev-replace.c:745:36: error: expected expression Tested on: commit: 3bd7d748 Merge tag 'io_uring-6.7-2023-12-15' of git://.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git kernel config: https://syzkaller.appspot.com/x/.config?x=53ec3da1d259132f dashboard link: https://syzkaller.appspot.com/bug?extid=33f23b49ac24f986c9e8 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=1392a8d6e80000