From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 039DA37996C for ; Fri, 10 Jul 2026 05:31:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.133 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783661502; cv=none; b=RBVI/cvISM23pAixHJ6rkmdsrGAexhNQb/9K0jdMbDtYtRNc1ryq5tsvXmikCfSQaXY7SJNry616oCLwx0e76Lc6j1XzTCHdUEPEVVvlwEQFOo+iKqN36LdFfHeqrcEZfIwlYoKNDMYQt4BzDxaxmo4GWm5IKosqRpfIo2giECY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783661502; c=relaxed/simple; bh=VqmF9GI0gTmQqhocRD4jnduOyMUTDUd2GQMosZW84xY=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=mqtJ7mO7madlhBFKsJyO2aPwSLqDCIj+iGx9ReO8JuQTsna6PGsTlOlk0Rw+OIbksyHQD/DOuQhiWdc8F8knO1+jL3gH9nk9TK0p0tPqg6SPPai9/uWhT450c3Al3t3T1E/iGBsn6TIJzAU9DfzldyplionC9f796sd737/5Mpo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=X+ii2uKz; arc=none smtp.client-ip=198.137.202.133 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="X+ii2uKz" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=m+7YlcxqEgwEdrHeKrNcCIL0I5xbqVzC15C+6HdBVE8=; b=X+ii2uKzRDuJX9v0OhzYIzEsEE 78BCl2tXMqVfj/iCo3TW5XKXMmQfJsuFd2rgviuyhHVPpLT6Z9LECY0LfgoH+b4D37APC5BkMfCOd yAAwqCn10Xtta0zT+rWsbhs0RPexuEFJ2EyFScvtjYbS8JS9LeDr7LQj4LJfof304vDBqEDkGTsnr Ggi87xaciHduEFm0vMs7WO9wCb1onVjA6MQfpodNHDtZ3F3QwcPs1aalXQekh/1ah+AxslFGvDUzu f83PqOfvjIcapJGVUXfndNOdOqkKcehNoA9Xi7OwAXySpZKuqhQv+fVrbnhGR7HQdjhLUSco5N9kP yfWzy0mw==; Received: from hch by bombadil.infradead.org with local (Exim 4.99.1 #2 (Red Hat Linux)) id 1wi3ps-00000004Cdb-17xn; Fri, 10 Jul 2026 05:31:40 +0000 Date: Thu, 9 Jul 2026 22:31:40 -0700 From: Christoph Hellwig To: Christian Brauner Cc: "Darrick J. Wong" , Christoph Hellwig , linux-fsdevel@vger.kernel.org, Alexander Viro , Jan Kara Subject: Re: [PATCH 1/2] fs: refuse O_TMPFILE creation with an unmapped fsuid or fsgid Message-ID: References: <20260615-work-idmapped-tmpfile-v1-0-754a94d81f83@kernel.org> <20260615-work-idmapped-tmpfile-v1-1-754a94d81f83@kernel.org> <20260707021838.GB9368@frogsfrogsfrogs> <20260707-villen-clubhaus-postleitzahl-60a67025879a@brauner> <20260707-babynahrung-gruft-sirenen-6e791a5f086c@brauner> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260707-babynahrung-gruft-sirenen-6e791a5f086c@brauner> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html On Tue, Jul 07, 2026 at 01:20:51PM +0200, Christian Brauner wrote: > On Tue, Jul 07, 2026 at 09:20:48AM +0200, Christian Brauner wrote: > > On Mon, Jul 06, 2026 at 07:18:38PM -0700, Darrick J. Wong wrote: > > > On Sat, Jul 04, 2026 at 04:31:00AM -0700, Christoph Hellwig wrote: > > > > This commit causes failures in xfstests generic/633 generic/696 and > > > > generic/697 with messages like: > > > > > > > > utils.c: 948: openat_tmpfile_supported - Value too large for defined data type - failure: create > > > > > > Seconded, I also see these test regressions now. > > > > Yes, that's expected. It needs a fix in the idmapped mount feature test > > portion. I thought I had sent a fix for that though. > > And so I did: > > https://lore.kernel.org/20260615-overlay-idmapped-vfstest-v1-1-c6b3b2228092@kernel.org It would be good to mention the test suite breakage in the commits insted of leaving people wondering, e.g.: This breaks xfstests foo/bar because it makes wrong assumptions. A fix (will be / has been) posted to the mailing list.