From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7FDB6C65BAF for ; Wed, 12 Dec 2018 23:10:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 436BD20873 for ; Wed, 12 Dec 2018 23:10:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1544656203; bh=VIIl/v5jzMKyM0phhoG8Uwe16N90e6JW8miQcgwKjP4=; h=From:To:Cc:Subject:Date:List-ID:From; b=Rpr3CUK0+0iSPKEtpTY6Ase2zLs2aon2mWwSXySIja9I5gxSXg47tFI9ixTMBDY4C HrTkcCCyU4sMQr0LDCOG93zVdbXDNfVfBRShArSyVawwXvx9Je+7NVEFFsZKmyHhFf WlaxeWw9/AsGz37gFSG1tJS1C120ylvo1FsQloww= DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 436BD20873 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-block-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726236AbeLLXKC (ORCPT ); Wed, 12 Dec 2018 18:10:02 -0500 Received: from mail-yb1-f194.google.com ([209.85.219.194]:46458 "EHLO mail-yb1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726214AbeLLXKC (ORCPT ); Wed, 12 Dec 2018 18:10:02 -0500 Received: by mail-yb1-f194.google.com with SMTP id f9so37852ybm.13 for ; Wed, 12 Dec 2018 15:10:02 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=eXpdDkKiUDjveA6kYQltmgJy07xHSzx3WgzDWKvEgeY=; b=pV6QbFkOdJZcHUBPm57YQAXMrPSBYZ12omF0MibDlE1D7o+jydScJvrF9kTddrs4c+ m813ut4ehKHTGX0sDxHhS0g+e1tVLq8rpIndldWJ4UBbMk9mF8II2qyv+2BRae4WtTMo Tyz09EKn7aoy1a+4LeEd+k7wSPtmHpqHdLVuqbFG7fca+d+9Fv2i3kS7ADjZGNwxgPk1 hZJmBbY8MH1OyCfNh9SGHtQ8LfawVmP8lpW8XAVRZDp4CQaAbCVvI7TVI0dADQLoXZwN jO7CdDpdhaBHRXWzBStOT8XOxlYiCEhYsxvPpRSCUQgY3gWvDHp47vzp9zqpw/9V/QIx UrUw== X-Gm-Message-State: AA+aEWY6KmQCywdueWlXVnuPWLbPY7+4OsjX384j3ceCH3bkQGQVU7GF XEZq6N8kiOMoNu4LWoT9BMg= X-Google-Smtp-Source: AFSGD/XASisXm4B65WN1d0KT1cS3JU7dgnzXHqn3ZEgyfeuyTj4rB35JTsDvd5IBDRno+SBVMennmQ== X-Received: by 2002:a25:11c4:: with SMTP id 187mr22602745ybr.284.1544656201572; Wed, 12 Dec 2018 15:10:01 -0800 (PST) Received: from dennisz-mbp.thefacebook.com ([199.201.65.135]) by smtp.gmail.com with ESMTPSA id i21sm137832ywg.5.2018.12.12.15.10.00 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 12 Dec 2018 15:10:00 -0800 (PST) From: Dennis Zhou To: Omar Sandoval , Ming Lei Cc: kernel-team@fb.com, linux-block@vger.kernel.org, Dennis Zhou Subject: [PATCH blktests 0/2] Add scsi-stress-remove to blktests Date: Wed, 12 Dec 2018 18:09:57 -0500 Message-Id: <20181212230959.69975-1-dennis@kernel.org> X-Mailer: git-send-email 2.13.5 Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Hi, Ming Lei's scsi-stress-remove test found a bug in blkg destruction [1] where bios being created when the request_queue was being cleaned up threw a NPE in blkg association. The fix is currently being discussed in [2]. To make this test more accessible, I've ported it to blktests with Ming Lei's copyright. I've tested this in my qemu instance and verified we do not see the NPE on a fixed kernel. Ming, please let me know if you have any objections. [1] https://lore.kernel.org/linux-block/CACVXFVO_QXipD3cmPvpLyBYSiEcWPN_ThQ=0pO9AwLqN-Lv93w@mail.gmail.com [2] https://lore.kernel.org/lkml/20181211230308.66276-1-dennis@kernel.org/ This patchset is ontop of osandov#josef ad08c1fe0d9f. diffstats below: Dennis Zhou (2): blktests: split out cgroup2 controller and file check blktests: add Ming Lei's scsi-stress-remove common/cgroup | 18 ++++++--- tests/block/022 | 96 +++++++++++++++++++++++++++++++++++++++++++++ tests/block/022.out | 2 + 3 files changed, 111 insertions(+), 5 deletions(-) create mode 100755 tests/block/022 create mode 100644 tests/block/022.out Thanks, Dennis