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 4C67436AFB for ; Sat, 10 Feb 2024 15:32:04 +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=1707579125; cv=none; b=A3A8nCJLhYS1QsA42M0MBzRiD1H0wR5HNDhWCg9FxAS5Jnu220T1BClbivgAl+sa05WjS7oOqtP7vgvfTVFXjoZx913/ej3MlVnuAyZzjn6ollW7r692f/FWeTVxcqzxzTs4/1RVfIZRnbNwsbSqPI0+dKIxlPi9LBbzySgwkxg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707579125; c=relaxed/simple; bh=yd5Q1bNL3wVsXKQVoggLF1WFQ+ztPWjj6nCxqsQAfPc=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=YnBjSbBikE7rqJagDN/7sQj5Be1U7asft8ikSGQQBN/sgZGO93+yGDibB77r7TCKBWpjO7bJxVDBqCuowqjXXXcecvliqv97Vt995oe/G6KG7um9gG7fSx+XSuTT+AjiEl5D4kdPm372UO1BLXxxrP3H4TXgnQ+udiFgynEXBtw= 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-363ec32bca3so14451695ab.2 for ; Sat, 10 Feb 2024 07:32:04 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707579123; x=1708183923; 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=iW/fdzhN655e76oqp6FV6OT5SDqBKN4BWEe6vzxQRIk=; b=kpzeRbWfDrztDinU5le0W6CDmcMqOKkPmOVrx+w/eCpmIzmHLDjSX+j4fiCKQ0eBe+ 9pfza6w0uGoQDBGBUXyV+mzJJ1mvLzPyheeKKa2vj4gpTFRoF/tx5NezoNhF2GSFOv86 A3YSRguiZga8zvGuDdRzoJfKZ11LZ6PNGR2mN7bo5IBxWLhc4KuUQM6U7m60A3y5LqQV V6a7ZbTDL2BEy5tmBkpUflel25WvNP4ooq8gnEFNvd9Svwuq3prBSu4s6Y7hVZGuO84W G/U2RgdMJ9FnGvJLuItXJ2BkuZqQhygmMYCnWNLxYlk/hTpO4Ula/M7OYXrE66gjR4EA CWDA== X-Forwarded-Encrypted: i=1; AJvYcCW9xe63nMMLR4E0xdZhz1dVYIQouKbAjdlwlc+JMoUs2KcsX4T1EooceBjJkRCfWLnf3IACXWjNVm4sXUjDErIlb2dVrjPI9edOVdc= X-Gm-Message-State: AOJu0Yyrfgvhrd4H49QBsBY/GARN6yPjp0cFHR98WzXV/PJiPwEuc24H x2Av2L0eP3cgN14+8URJdOnHplNdQF7FEVcRb799NdFJVwTOg4E2zHXpTFGP8h7Hw0tl2qWJSKY 481yaY7EpCznZoJUsVCuaPC84WS10jo36UpEk+Y16dcLFnoPZNml1YHY= X-Google-Smtp-Source: AGHT+IFaNAgr90nVgqByDRoV2YWYs+Q6Nvsd3PVBvPhWzfpkYUQjEDRjvU3oAgaTUkssN1JVEVSmjwAwnfWSvE+EplRu8KwdEHs+ Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:2162:b0:363:cc38:db1c with SMTP id s2-20020a056e02216200b00363cc38db1cmr136461ilv.6.1707579123468; Sat, 10 Feb 2024 07:32:03 -0800 (PST) Date: Sat, 10 Feb 2024 07:32:03 -0800 In-Reply-To: <0000000000008ca4ed0610f6d017@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000001493e2061108bfd4@google.com> Subject: Re: [syzbot] [block?] WARNING in bdev_file_open_by_dev From: syzbot To: axboe@kernel.dk, brauner@kernel.org, hch@lst.de, jack@suse.cz, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit e6d7c6cd8e6aeb8b4add207d31dff240680ff573 Author: Christian Brauner Date: Tue Jan 23 13:26:20 2024 +0000 block/genhd: port disk_scan_partitions() to file bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15805cec180000 start commit: 445a555e0623 Add linux-next specific files for 20240209 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=17805cec180000 console output: https://syzkaller.appspot.com/x/log.txt?x=13805cec180000 kernel config: https://syzkaller.appspot.com/x/.config?x=85aa3388229f9ea9 dashboard link: https://syzkaller.appspot.com/bug?extid=96f61f1ad84e33cee93e syz repro: https://syzkaller.appspot.com/x/repro.syz?x=178b1e20180000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=143db9f4180000 Reported-by: syzbot+96f61f1ad84e33cee93e@syzkaller.appspotmail.com Fixes: e6d7c6cd8e6a ("block/genhd: port disk_scan_partitions() to file") For information about bisection process see: https://goo.gl/tpsmEJ#bisection