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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 54226C27C53 for ; Wed, 19 Jun 2024 16:29:24 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id B1F0C6B025C; Wed, 19 Jun 2024 12:29:23 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id ACF8B6B025E; Wed, 19 Jun 2024 12:29:23 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 9966E6B0260; Wed, 19 Jun 2024 12:29:23 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id 7C5B56B025C for ; Wed, 19 Jun 2024 12:29:23 -0400 (EDT) Received: from smtpin03.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id 1BDEA16144B for ; Wed, 19 Jun 2024 16:29:23 +0000 (UTC) X-FDA: 82248173406.03.84C3ED5 Received: from sin.source.kernel.org (sin.source.kernel.org [145.40.73.55]) by imf08.hostedemail.com (Postfix) with ESMTP id 155DB160018 for ; Wed, 19 Jun 2024 16:29:19 +0000 (UTC) Authentication-Results: imf08.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=WIp3KKhj; spf=pass (imf08.hostedemail.com: domain of sj@kernel.org designates 145.40.73.55 as permitted sender) smtp.mailfrom=sj@kernel.org; dmarc=pass (policy=none) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1718814549; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=RW57KRbuY/TwiCrX0E8OfE+Ee5SxfirXqHE9I+T/0Y0=; b=McAwLpevRsaN7oZYdg3qGNBTi1ZRDPNU5+9MgFoaJXUs5RSIpVkq39+devrGSJ9T2sx39/ vC9pvHxU62exuh3JCkEcZL1Z9I2bA/Trc/4FiDnI48sYFtkjsWnU9rCWOtJzjZ/6X5l5Ob 4iud3xKai6M0hmRLHdS+MzV3Kb6e/AA= ARC-Authentication-Results: i=1; imf08.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=WIp3KKhj; spf=pass (imf08.hostedemail.com: domain of sj@kernel.org designates 145.40.73.55 as permitted sender) smtp.mailfrom=sj@kernel.org; dmarc=pass (policy=none) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1718814549; a=rsa-sha256; cv=none; b=wQTXJKYiQCQ1AGw2kFeAZkI4ZvrzYS0IGsBNXCg+bSKC4wAHO9/FiBEj/0mpJEutuukYWf aglxqJwkBQhrcZm2w5e81r9I50ybWWjOIj1lcquZpIvPUpraIFTTJPXKgz9Y1HTmBbc5C+ 855/oeZ2d8fsJJ66oIxlyf2NiJl5b7U= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id 91793CE1DC3; Wed, 19 Jun 2024 16:29:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 11A77C2BBFC; Wed, 19 Jun 2024 16:29:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1718814554; bh=4x1eomS0LQNDb3AKsFIQZNZT+hgzq9kMPbg3bfdl1LQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WIp3KKhjO5r3csalUi6fG/bgE9DDSxqJ/PouWAFXyEnWmi5lJwwMo0aB7CM189wYR inF5OgCL1SpgGJK/9Yy2Z8L4lD6qZnuR0y2dxvl1bSOErwEuq62QBCGOMijq9oeVUz wqJx176j0kXgrF8gu2l/w16DQ3MNervLPRY3nk9b2Eh94HpQmyoJR1LOPn1MwjIVqV EZl7GNytgqEYG2aA53CPw3E2wueamrtDiYHyS2XvtG1MlDy/VqA4+kpUK9UzNbVwq7 Q3SG6+h/+OtAc8pRUK9qRSYuih4jciHYEyh5PpfjS46CeIS5ACITWFObM4VpISS02D MdzMDen12A/hw== From: SeongJae Park To: Xiu Jianfeng Cc: SeongJae Park , tj@kernel.org, lizefan.x@bytedance.com, hannes@cmpxchg.org, akpm@linux-foundation.org, cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, m.szyprowski@samsung.com Subject: Re: [PATCH v3 -next] mm/hugetlb_cgroup: register lockdep key for cftype Date: Wed, 19 Jun 2024 09:29:10 -0700 Message-Id: <20240619162910.106034-1-sj@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240619015527.2212698-1-xiujianfeng@huawei.com> References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 155DB160018 X-Stat-Signature: 3xkibomkcom65ijoiy7m5ktz63torcqb X-Rspam-User: X-HE-Tag: 1718814559-125929 X-HE-Meta: U2FsdGVkX18SB33a6OOKKeQsb1u5BpJYDXapYtQOf7eH2OfCITC1lO1c6/qjgEYFJctEE2Enn9H43GTc3qer6DB9CQEom6LAve7ftiXSNX5ZJY4mmbchseSqnmYrk+9DtcKsosnLlo1NyiLi+C1TaeTPo1QwkCm2nurzP9fa2/yGOY/lUUop0m3YbUFHIRlt6lB2NcLq+jMzPCY5RUPv1MlaNkMVNpEybDxlimCDTGJcv/I90IUkGF1sV4INbVaXfzYTo+xmLE28Cbnd//Ac8+WWip39s3OnWFd4SwN6m02L/cH5lHkKOjxoCRV+3jXZYUNdElMWLpzNnW4rOoBZQ/VxxBAOxHix1b+eniN2K+qYGK7ONzi+w+kN6Hpb+Iw25iPlSbcdpr28eumOU0z1yKRE+3PV8dUmAlVJbQY4HnpE/1a5anwryMOaDtO+nogPOAMYJ7SztDytikFkIQzM4a17MLu6z5Q34bS+HrwwYVqGyVMGlmsboZ2mBI93UbuivbAirZSFN2nK82TmvTfDTRw5rkwIIkbVoj4uhYMfkAXZqPfrZDGLrBII8o9N8t1tIUgfUg5ODiZ6qFKFBhIoZCUzXxc3SngRy1BWEwdxOY9qQJ1QOS4hiDY+yZDnO4E5PSO1hK+7RLqtjwDrVWC1oSj1v3tG3hnX7BXoUO9A3/UaNwd5tS/Nzt0U2klaJ1Eehsc09wjKdfZcEY2qzOIag3QW4RnywXoIQF3i6RLd/8eGAMi+Lypp8VQLz/LulZjtQAVsw4RzkUdU4HNZB2pBqfNt/cMMiJxzegRLR32WZBwNOpc26v3PChybXYszFTEzIaaRt9q9fxpYlYGKffKr/x4q8bwgFDYsd1STkbR8FHeqOK1hhbDDbspvL/53+DUuovKED/80DuXniXw4CXTYIgmq7BCqWCaw8Sx4wAi5yjSfyRwXW1pGnVwsa1JstTfc+EdWNIrC3FnQKOvuUH5 bmjRcvZ/ o1Ac5Wr2iy7TR6bSAFSHfg13GNLq67bielgPJuKxeK/39Ob/I99hp+KcixXUAmDl1DzOLpHBzF6ydXKuVQwjxAhWAkISUNTztZHUqV8lduyULYRE2yKKdfre0qt4rgOYK+aLaOt2upO0xAb4SPDkBnFfr2I70IAqUupAvQ3+tSQFUdS7Izy8OWh4P/vVmw+MGlYcaZyMFzU6S26mA7q4txAGG3nj/nyUgkq4tYQ4xBDetZ3QLEfunIPMuaH58CnCzvQ6VdgSIw4Kzm6QycpZrQUchXGVZklB0RWQz8Ge2gpC/y4RhiftLone+ZCcSfrqLflw8njzq3l/H4Ys= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, 19 Jun 2024 01:55:27 +0000 Xiu Jianfeng wrote: > When CONFIG_DEBUG_LOCK_ALLOC is enabled, the following commands can > trigger a bug, > > mount -t cgroup2 none /sys/fs/cgroup > cd /sys/fs/cgroup > echo "+hugetlb" > cgroup.subtree_control [...] > > Fixes: e18df2889ff9 ("mm/hugetlb_cgroup: prepare cftypes based on template") > Reported-by: kernel test robot > Closes: https://lore.kernel.org/oe-lkp/202406181046.8d8b2492-oliver.sang@intel.com > Signed-off-by: Xiu Jianfeng > > --- > v3: remove #ifdef CONFIG_DEBUG_LOCK_ALLOC in struct cftype I confirmed the issue is fixed. Tested-by: SeongJae Park Closes: https://lore.kernel.org/20240618233608.400367-1-sj@kernel.org [...] Thanks, SJ