From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 6CA3D33F58E; Thu, 9 Apr 2026 13:06:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775739997; cv=none; b=LrB10PDDkgiWszQizAxSi5kzaklGtK1oaNtAM5PDFtuw+ORugYHzYdcp2IpxYeTjzX1aW828saktKoxbEkN0JzRzpjM5+hlrnvHOPqCs7nZ9nH6VRz5AtW5tPB0YFNdCuIntwWftB2KoAveZRRRFTeOseWgbvmAooWHsry7AZao= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775739997; c=relaxed/simple; bh=1pFpBCsRlcNjIZkPg0z6QrG+WsJIepkHhkyq+GrZL2A=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=oxq6KPC2xu3Z3E6foafz48nKvMoHnU9ltBpgnoWPtI1jEF+wtElJF238sc5yzqP1fIbSpyp5wqTnFaBoYCgWSUQQrxdWdNc+xoyjTNJNl5o/UkPCGB4zA06u5wqghMByugCLsyyY254/9pHaEE3mEdF9Xr0ZAww1vf1XLXZLHl4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=NiBloToK; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="NiBloToK" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C6757C4CEF7; Thu, 9 Apr 2026 13:06:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775739997; bh=1pFpBCsRlcNjIZkPg0z6QrG+WsJIepkHhkyq+GrZL2A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NiBloToK5j+8x4vze42pybDpWac6kBMnB3MzfzHUh/5e9hn9WEJpCgilUBclycCwi R3C/rYaBEx7mSQ7lzdPSrnWQyCVoJks4HpDLeP/aoOVdx6PMW3j/3sHPIUnwHoHqR9 y+bOQ5nid30XXRu0SIPwCCdGcgMLZJCtTC0SkCrYrAiox4yPH4+qKaiGtiFeNAa9OM Ik+Kh91O44HW7n9akOl6EN84bTPT22wXIuPCHzvQTvP1wCjj7zQnW3jQuttu2xot2J f07v66iXc1/nyfVPW+vIhe46PEpF7R7iDbt8gBmfELTljmzsHEm0hhnnv6P6mn7R0f ZwpsN27vmQIRw== From: Christian Brauner To: Shuah Khan , =?UTF-8?q?Ricardo=20B=2E=20Marli=C3=A8re?= Cc: Christian Brauner , linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/3] selftests/namespaces: Fix test hangs and false failures Date: Thu, 9 Apr 2026 15:06:31 +0200 Message-ID: <20260409-revision-hauch-b4cc4777185b@brauner> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260407-selftests-namespaces_fixes-v1-0-59109909d88b@suse.com> References: <20260407-selftests-namespaces_fixes-v1-0-59109909d88b@suse.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" X-Developer-Signature: v=1; a=openpgp-sha256; l=1502; i=brauner@kernel.org; h=from:subject:message-id; bh=1pFpBCsRlcNjIZkPg0z6QrG+WsJIepkHhkyq+GrZL2A=; b=owGbwMvMwCU28Zj0gdSKO4sYT6slMWReXxKhenxx/+IlsXGeAvn+ErKmaRNk5/Zt0X79RuRWL EO3v8D7jlIWBjEuBlkxRRaHdpNwueU8FZuNMjVg5rAygQxh4OIUgIk4H2T4n/drhtec8rPbltx4 tWpxcecMsYyQFib95C/Ntt4MronP7jH8Ypowc7aCy/VzoisYd23/orK0N2n3ctWjMce/hL5ZuHf pGRYA X-Developer-Key: i=brauner@kernel.org; a=openpgp; fpr=4880B8C9BD0E5106FC070F4F7B3C391EFEA93624 Content-Transfer-Encoding: 8bit On Tue, 07 Apr 2026 11:35:44 -0300, Ricardo B. Marlière wrote: > This series addresses three reliability problems in the namespaces selftest > suite that cause tests to hang or report incorrect results. > > The first patch fixes a hang in nsid_test where the grandchild process is > not reaped during fixture teardown, leaving it alive and holding the TAP > pipe write-end open so the test runner blocks indefinitely waiting for EOF. > > [...] Applied to the vfs-7.2.misc branch of the vfs/vfs.git tree. Patches in the vfs-7.2.misc branch should appear in linux-next soon. Please report any outstanding bugs that were missed during review in a new review to the original patch series allowing us to drop it. It's encouraged to provide Acked-bys and Reviewed-bys even though the patch has now been applied. If possible patch trailers will be updated. Note that commit hashes shown below are subject to change due to rebase, trailer updates or similar. If in doubt, please check the listed branch. tree: https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git branch: vfs-7.2.misc [1/3] selftests/namespaces: Kill grandchild in nsid fixture teardown https://git.kernel.org/vfs/vfs/c/c87e78c29c78 [2/3] selftests/namespaces: Fix waitpid race in listns_efault_test cleanup https://git.kernel.org/vfs/vfs/c/f079c63caa7c [3/3] selftests/namespaces: Skip efault tests when listns() is not available https://git.kernel.org/vfs/vfs/c/5bdb13872094