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 8D65822CBC6 for ; Wed, 4 Feb 2026 03:30:16 +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=1770175816; cv=none; b=TZ/focKNUeLcmhPxW3BeWpLqXwyjQ7eeOQcnbEy4yUjP/R3xO9OkNPwGjOuPTOGYUIyy7iHqiZsMyY+ZI/pZy14oRZht6GCwFE25aUH4o6aG9J9d3rLNIgFhhzJhLkbAF+TuntE0IbZbieWZIT7qQaNTxVLBXjmiPXkdGhUgOrc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770175816; c=relaxed/simple; bh=/7rWsouQd/jqxw0V+wgRA7iz+OxD0C5mRKlIlPbjuro=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=ELPdSdayPaHUS33viQMBV059m89v4JD0ZXPXWLfS4Fk1GGPZ9p4T34EqxWnWvjGMIdqQwlDRoZQ1TiG2NvuaCo9OnYxfX5tiE9gvcssse3vtWXqpOExQZY0d41/rMe/Z6NSeSCCuh/MI2TS2X3L1l66zed2slX5S3ICGp2Hjuoc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=JAfr20jp; 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="JAfr20jp" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 28D81C4CEF7; Wed, 4 Feb 2026 03:30:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770175816; bh=/7rWsouQd/jqxw0V+wgRA7iz+OxD0C5mRKlIlPbjuro=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=JAfr20jpi++yqdOfLTalT5xXllIrcfyDjwz5khycSiAp045mLifydLCQUTxW6rJMZ fF/ukcNr0w20qw7a+R/erJVmR3TjMoz8AM8nH8FQwKSSBNv4/ONklir288hSg9NfqG uPYfDAEDBqk7FMDT3bFHIDjB7c7Bm5OsoAETIwVIo9GLip4wl9AlnF5KTy+a64Prta TvAzcCoqdFSoibgQC2bMXdzAF0mU80WNbFhYGP9W4Uu5Hlo7JXkP+2DEaqI5yAJDSD flUaLxCzCJYvJXNGa6axjKiFPcGyO4wKD+knFdNrJCy2tBsa6mS+G2tLI00gzAkKEl FFAeMHNdCj9Xw== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 90D413808200; Wed, 4 Feb 2026 03:30:12 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH v3 net] net: add proper RCU protection to /proc/net/ptype From: patchwork-bot+netdevbpf@kernel.org Message-Id: <177017581115.2166000.2077826690076413877.git-patchwork-notify@kernel.org> Date: Wed, 04 Feb 2026 03:30:11 +0000 References: <20260202205217.2881198-1-edumazet@google.com> In-Reply-To: <20260202205217.2881198-1-edumazet@google.com> To: Eric Dumazet Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, willemb@google.com, netdev@vger.kernel.org, eric.dumazet@gmail.com, fengwei_yin@linux.alibaba.com, dongchenchen2@huawei.com Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Mon, 2 Feb 2026 20:52:17 +0000 you wrote: > Yin Fengwei reported an RCU stall in ptype_seq_show() and provided > a patch. > > Real issue is that ptype_seq_next() and ptype_seq_show() violate > RCU rules. > > ptype_seq_show() runs under rcu_read_lock(), and reads pt->dev > to get device name without any barrier. > > [...] Here is the summary with links: - [v3,net] net: add proper RCU protection to /proc/net/ptype https://git.kernel.org/netdev/net/c/f613e8b4afea You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html