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 016F91F4E49 for ; Tue, 17 Dec 2024 14:35:02 +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=1734446104; cv=none; b=iST9GM4didY2z7CX7nZIv5L/Z+IavDgiCgPuN5ziPmlg2DAqPojVJ7Iwv1LdjL3qB84rhezjkXM2jdFRKygQ0ywcrBS0FJSaWuZsAlipVL2DouGQS4PVr/sbY/AgKaXO4kXzMzQgkWCLeD1QYuq8i83A5q/vjTmIT8vvl22rYxQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734446104; c=relaxed/simple; bh=pJKKRQMMk6n5IDXs4b/KINw9ATda0wHsIoznO/vkOaw=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=APO5sX49zh0rQMGyWLRHe5bgCYJfmJv87noanAPssTpSifF4D2ewfaH9b1hHhRd/7l0pO4hLTq+lYcaRQ/ramFRQACsjWRiKoN+yX/bc9NKnhBoYbphLzqjAYqUHX/uw4lAhWpBxGkamGOdRhnOlpmjawrUjxvsIyC57fng4AXQ= 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-3a9d195e6e5so55005325ab.2 for ; Tue, 17 Dec 2024 06:35:02 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1734446102; x=1735050902; 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=NIeMy+hsZP73590GRiY4sQU2LODFp6EkvQJk4gt6eQM=; b=uV539uvbIqin5VWGVQ1NCUclQF/EdueaPNRmoNjl8aIANFT9x2gsRd9+Wr6uggG5EK QsxFzc9m3V0SIjVeBbc4qYyAnK0uEr8UasX1dGEGfY8h7/rbbYBtXAs1vHL9/m2S6oV4 nq8EjTC/KNZWqLB+3UHUUB3lJF8SWUaOGLcaDKT5OxDfUIPX50Fscy05c+y1PIXO0hqb fF850CA1eyHv35emxkf97YSiQwlInRY2NkN0lWyL+JeXl2onnB5tX6fsyCUrTULvW3fG MdJ026tRUZrmFF3ddFeL8uk/hf2gt0OMtsCuTbojXD/RfpKaxWxWVuEps0cHjq8Hhf+U PqUA== X-Forwarded-Encrypted: i=1; AJvYcCWGmc1pHudQovEDW20pPXDGB1q8Bu+WLrbJaR4BYO9c4FSsQr+PwdBloc9nBKQ/9qmSLzxjGppkucSg3vs=@vger.kernel.org X-Gm-Message-State: AOJu0Yy4KC28hqXQOANOxiJ5cMxLeUT7O4ke+j9WTTQVY6yJMr1VNrKc e06lsNKEqfiEpZIf6UfEFKW4Fo6MJwtGU/+rMpBA9qqGa1ubq6QZpEUk0BuJPKHXqzuAF1rVs/z eTbDY1t1u0dF8aMYjkA7TsQOCOLhfeYoihpRpRXvEkoQPdB9KF2TKEMw= X-Google-Smtp-Source: AGHT+IHAEgscXePXWN79iyq6tD6Me7CrUi11jctcqyyCc1dUiPvYRvkB2f+WBDX0ToNEQXQblXMZ/o9M0zvckfQwqrSjgMsnRbcF Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1c4d:b0:3a7:7a68:44e2 with SMTP id e9e14a558f8ab-3aff243f5acmr153137225ab.15.1734446102117; Tue, 17 Dec 2024 06:35:02 -0800 (PST) Date: Tue, 17 Dec 2024 06:35:02 -0800 In-Reply-To: <6741d52e.050a0220.1cc393.0010.GAE@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67618c16.050a0220.37aaf.019c.GAE@google.com> Subject: Re: [syzbot] [ext4?] WARNING in __find_get_block (2) From: syzbot To: Yuezhang.Mo@sony.com, brauner@kernel.org, daniel.palmer@sony.com, hirofumi@mail.parknet.co.jp, jack@suse.com, jack@suse.cz, linkinjeon@kernel.org, linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, sj1557.seo@samsung.com, syzkaller-bugs@googlegroups.com, tytso@mit.edu, viro@zeniv.linux.org.uk, wataru.aoyama@sony.com, yuezhang.mo@sony.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit 8a3f5711ad74db9881b289a6e34d7f3b700df720 Author: Yuezhang Mo Date: Thu Sep 12 08:57:06 2024 +0000 exfat: reduce FAT chain traversal bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=156b5730580000 start commit: f44d154d6e3d Merge tag 'soc-fixes-6.13' of git://git.kerne.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=176b5730580000 console output: https://syzkaller.appspot.com/x/log.txt?x=136b5730580000 kernel config: https://syzkaller.appspot.com/x/.config?x=1234f097ee657d8b dashboard link: https://syzkaller.appspot.com/bug?extid=3c9f079f8fb1d7d331be syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15e302df980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1265b4f8580000 Reported-by: syzbot+3c9f079f8fb1d7d331be@syzkaller.appspotmail.com Fixes: 8a3f5711ad74 ("exfat: reduce FAT chain traversal") For information about bisection process see: https://goo.gl/tpsmEJ#bisection