From nobody Sun Jan 02 23:54:00 2022 X-Original-To: bugs@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 6CEB8191ADD8 for ; Sun, 2 Jan 2022 23:54:00 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4JRwh819flz4Vf1 for ; Sun, 2 Jan 2022 23:54:00 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 0849E1B4A1 for ; Sun, 2 Jan 2022 23:54:00 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 202Nrx61025522 for ; Sun, 2 Jan 2022 23:53:59 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 202NrxB4025521 for bugs@FreeBSD.org; Sun, 2 Jan 2022 23:53:59 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 260894] Nonexportable file systems are usable over NFSv4 Date: Sun, 02 Jan 2022 23:54:00 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: asomers@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@freebsd.org MIME-Version: 1.0 ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1641167640; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=+WBVjyuXDIYMhHxMgCs/jajavNli/hwC7khUZcSoaJc=; b=lt9FByjLTIRElyiuCNHcmpu3sxM7f99OgFwO5Xi7JXEQXttdXTAoFtofOuF4s3EyL+CjKj f8pTjymiBXG2INAaCm5D/YbaPXcnuZ/nSiEQXvjt/T7Cy+WRO9OjZgjBuf4DxHbSG7NgzS 4s/4+4vn6NLiGZ/7Xw5Fuw6P8VlN9rUXMCwijJXGswShPIgpe/XqYhZS9VTtAKO1h0wLU6 MxL25e9gknXCJOt02rmYQA/HxL5awA0Oui0str7aUU4S+Eoa1/IZgXGX80RykX4l302Xpx 8EnDQI3hZZsuFgFCLR6Gx4VzPLvAVAXNW1tdg2hdJzQMBEjnKsZZnAxozxrJow== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1641167640; a=rsa-sha256; cv=none; b=wa/qOcCNGrHR/o5ll1UsYhq7C/YmRve4XulVqgjvGxLJXhqAgBzFqjMfjSJvWzpOwxCcMt sdBMdZY+MqYnQwgTMR3nxEaSh+s5h7+GiAzy0EPCODLNd74RBdmPqsx2hCeBVlQrji7MXH JidfJkyAvlb7cjPJ289IZ3yE3ulLRycyLMxR9FeS197p0jjOhqNDdm4Om5U/JMdGfzc1hQ WbSJge8J91T6TUq656RkUrmzQjWCPHz0LF63EQJHhbbOsdOo0h9F7SyMZOp727v3Dqau46 SR7ekFioaNcG9/vZLylIthrEQr70vaJOW7lUQ+GvgDfWinUo4h84Ot0ttevFdA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D260894 Bug ID: 260894 Summary: Nonexportable file systems are usable over NFSv4 Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: asomers@FreeBSD.org If I arrange for VFS_MOUNT to return EINVAL when MNT_EXPORT is set, add its entry to /etc/fstab, and run "service mountd onereload", then the following happens: * mountd logs "can't export /mnt" to /var/log/messages. * `showmount -e` does not list the file system. * If I try to mount it from a client with NFS3, it always returns ESTALE. However, I can still mount it from a client with NFS v4.2, and successfully browse it. This seems like a bug. I would expect that mounting such a file system with NFS v4.2 would work similarly to mounting a non-exported file system: the mount would appear to succeed, but then `ls` would only show an empty directory. --=20 You are receiving this mail because: You are the assignee for the bug.=