From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) (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 6DE541FAE for ; Thu, 21 Apr 2022 12:29:11 +0000 (UTC) Received: by mail-il1-f197.google.com with SMTP id s10-20020a92c5ca000000b002cc45dade1aso2532877ilt.20 for ; Thu, 21 Apr 2022 05:29:11 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=2LH/TUAXgyjFg87lmutVH/Zh/Ig4GTObkpnNk61xg+4=; b=RRhx6vabOw1G2VgXFsUYuM2F4bFb+URqQKeuE6ZH6T7DHUDGeqTUYPfJqzKyNs/k8M Qhq9GaNwjtTt9WydKeTE0NXC4HeVkJhrCGNums7nC93wFHy15D0gr7PNnZvWc+HQrars Gj8MoEyf4wnMKej3aKl61UI+jZ5fLwRNtqPfrkUDSSLspKuQht+uijx+fGzltMBbEDNS Hj9aBBkmj6RN8KB0f9Nwl9bj3izcWIWApezyk3z65r1u5/RS/00xjN9raYse+FmvxbYR 7MCW0VTF/Qm2xhWBf6NZJQFdDH8NzvfrjptP2MCm+3/kfF+X0CpaYJ+91O41zyJxEbN9 z+lg== X-Gm-Message-State: AOAM5307V15rIZzN7D2KtYWeSxtxV0850R6ZtjXlWk7CbkZkhJ0Me+Dx PnThKovsojA5yz08VQsU2EntyYaUzi+Bio1s52oxgsn2ic37 X-Google-Smtp-Source: ABdhPJw9cDZEQPn7qRg5XxIXfP++kvVm4Mw1mTgznR6D5YpBs5CrAp8bCEiEqG9rWSv0a5q9ra/l7nk55Ugc5U+QM+RiN92OCC+2 Precedence: bulk X-Mailing-List: ntfs3@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1cab:b0:2ca:b397:a2e0 with SMTP id x11-20020a056e021cab00b002cab397a2e0mr10720692ill.104.1650544150570; Thu, 21 Apr 2022 05:29:10 -0700 (PDT) Date: Thu, 21 Apr 2022 05:29:10 -0700 In-Reply-To: <000000000000f8b5ef05dd25b963@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000c7ede805dd2941b2@google.com> Subject: Re: [syzbot] UBSAN: shift-out-of-bounds in ntfs_fill_super From: syzbot To: almaz.alexandrovich@paragon-software.com, chao@kernel.org, davem@davemloft.net, jaegeuk@kernel.org, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, llvm@lists.linux.dev, luiz.dentz@gmail.com, marcel@holtmann.org, nathan@kernel.org, ndesaulniers@google.com, netdev@vger.kernel.org, ntfs3@lists.linux.dev, syzkaller-bugs@googlegroups.com, trix@redhat.com Content-Type: text/plain; charset="UTF-8" syzbot has bisected this issue to: commit adf9ea89c719c1d23794e363f631e376b3ff8cbc Author: Chao Yu Date: Thu Aug 26 02:03:15 2021 +0000 f2fs: fix unexpected ENOENT comes from f2fs_map_blocks() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=101dd0fcf00000 start commit: b253435746d9 Merge tag 'xtensa-20220416' of https://github.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=121dd0fcf00000 console output: https://syzkaller.appspot.com/x/log.txt?x=141dd0fcf00000 kernel config: https://syzkaller.appspot.com/x/.config?x=ff9f8140cbb3af7 dashboard link: https://syzkaller.appspot.com/bug?extid=1631f09646bc214d2e76 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12e13cfcf00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=135e3008f00000 Reported-by: syzbot+1631f09646bc214d2e76@syzkaller.appspotmail.com Fixes: adf9ea89c719 ("f2fs: fix unexpected ENOENT comes from f2fs_map_blocks()") For information about bisection process see: https://goo.gl/tpsmEJ#bisection