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 044293CAE8D; Wed, 11 Mar 2026 10:38:07 +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=1773225488; cv=none; b=ig7hemt1AmwwlTn2vtwUK2OyVv8/988URpLHGxopyRc9XAzUmuktG1ILQVpK4LZAVcUScNd2Kvn6/Z2/+0tq/wG6uBu5REMPNs6DQs4SfwHn2zXeH3Qjxd5NPAn1lyk4CxfkU4NLgP3fcwVkqlMGeIc5R/NxrbnzBxKONr1mK6c= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773225488; c=relaxed/simple; bh=e013IK0Ms77Ip/bpM+qie8PvXORmATbT13XPsa9RKEA=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition:In-Reply-To; b=SuB06YUt3GESRpuJwciw79WOjbnUr3kxDCy+WIKbX6WOAxEpOhLxmKMn1GlErL52v++8S00ue2+IOiP5RzLF4hmRLDlmoHX7wKzvQtmIg77wKwT3UEmZIjjlOdI+JeEEkC6y7vq26IE5fiVUYygrKPWqIY/izLFXeHdmdZbUvEg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=iXeJTLUe; 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="iXeJTLUe" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 31C12C4CEF7; Wed, 11 Mar 2026 10:38:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773225487; bh=e013IK0Ms77Ip/bpM+qie8PvXORmATbT13XPsa9RKEA=; h=Date:From:To:Cc:Subject:In-Reply-To:From; b=iXeJTLUefjOX1+Jad2Fp8ms/6o8+zMVEbOUhJk3s64pccSHphmnmJ9mUJy4hycZJ8 gEgqeSdHhwhrg1kKUQ5Eijk59zB1s5gsH0BxxRYGEAtSGCog7xnKCHBC4ex3dfq6Tj R2MNZjVUAkVILm7m/XAm+B8WcLTEX+Eb4u6tT10FK8+Y8plrK/qvGvQkUJwvvCMuPb eDxuUa3qseVr8jL0ZIpDefmyYqe/4HmebsLDReJyuDA2DZkH2R+wCQhPxr7QW4c678 SxFrmCNEDxkR0KVdB8SjN1x5CeEF7DMd6NFs964iRADyO+qghepikW4z8mHrgVwCtH DWhuyvriarzaA== Date: Wed, 11 Mar 2026 11:38:03 +0100 From: Christian Brauner To: Jianzhou Zhao Cc: linux-kernel@vger.kernel.org, viro@zeniv.linux.org.uk, jack@suse.cz, linux-fsdevel@vger.kernel.org Subject: Re: KCSAN: data-race in __d_drop / retain_dentry Message-ID: <20260311-stuben-planbar-ab06185adeaa@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=utf-8 Content-Disposition: inline In-Reply-To: <49420d2.6c84.19cdbeb5e21.Coremail.luckd0g@163.com> <2b8b707a.6a35.19cdbe4c889.Coremail.luckd0g@163.com> <7852a82.6830.19cdbdeea92.Coremail.luckd0g@163.com> <61ff6def.2d0d.19cdad1307e.Coremail.luckd0g@163.com> On Wed, Mar 11, 2026 at 04:02:41PM +0800, Jianzhou Zhao wrote: > > > Subject: [BUG] fs: KCSAN: data-race in __d_drop / retain_dentry > Subject: [BUG] fs: KCSAN: data-race in step_into_slowpath / vfs_unlink > Subject: [BUG] fs/buffer: KCSAN: data-race in __remove_assoc_queue / mark_buffer_dirty_inode > Subject: [BUG] fs/namei: KCSAN: data-race in path_lookupat / vfs_rename (`d_flags`) Propose a patch series with fixes and appropriate arguments for adding these annotations, please. All of the races indicated seem benign.