From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793632806; b=B5UQ343sJGBSNFHaVfKsFaaEFfOfq1Ad+HYXBgqmEfm5YkswB9+siOgHUKHDGIVgvoL8 4DQhO7HKRVm8kVAOnMGtSAMqxN7/+QCmxR+Y4j64fVFBXBjNjdErih0H7iXF8Fy8dUhNG sY2c8ybZ2xqsVZfU2kZPcsTz5tXTW5Ecp8m+NIBkFmGRQYENbCAxLP8Mva6jT0dnbe+PM m5yG9HRVx1+TILLSSsGBaci24rbmid00AAex4lGgVzPDKN+vf109wfuHDKUSN6VT/OJpM 4KvDgnsxA/HX1Ku06m705mHU5bDM0i9oa/+SHVAXS7xTx1F0MaXE5GJGmr0y+c43J3w== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793632806; h=Received:DKIM-Signature:Received:Content-Type:MIME-Version: Content-Transfer-Encoding:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; bh=98BKo5w330jTx1Gy6YlkHbY1yuhdZVskGGPDYtobJq0=; b=rbbFZCdToCPGaQdZhrOr7jXaVu+awrxJ31ladcsRjP96meVLzxgT9hYPFF2oahABaDn2 i6l95ggVD361jWsclLG1v1pTLJawTzkvXo696nuosJeaXGECv6nYyHhPs6idzntLMUAAB qpyDLXYjyZHtpbJfGoPUCpDP3XhWQEXQ5A4SXUABdzd/CFPVjrrg+4PQy7A17d5nmYvmT hde2NHPfiuGMzu90GQgDosOx25NMuSNxvjvJZy7lHbe/YTUO46RrQKf4wFoS+cnKI9tq2 AzYyQJ6CRzfCm9RVU34v8oX7xsp29ywGT5WcpLsaK1NDHNSdmHTWI2wIcvoo3pKJYNQ== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=iwWTSD5W; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 01E166080A58; Mon, 2 Nov 2026 15:20:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=iwWTSD5W Received: by smtp.kernel.org (Postfix) with ESMTPSA id 89E8C1F00A27; Mon, 2 Nov 2026 15:20:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793632805; bh=98BKo5w330jTx1Gy6YlkHbY1yuhdZVskGGPDYtobJq0=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=iwWTSD5WLWW4XSsvAVImoe5KOYqvc5JTJ8hl8HqRR7FhIBz9ufxFl8hnBdxktykIG mBtZG/fsmS/quex5qei5snc1zSWuDTPMtptkZ4rCdKDhxw6Ga3YIAmGZiLncc6aaRZ yyomUwdl4/vtid7EfjQ4P0V2GpwzJBY1VmOc13XsgtL7Y/Z676igrv8NiOnB8ertn8 pzoqSP9t3aa9f7bCTYU2B0uesjuamAn48OzihiwZfhRzv5zMgjlY2qqR7aC2EapEvd wWTH1U9IXi3uzQXr7wlhnfrNdDVtvgUQ1WTIry36SfD2MUlxVKAcpbr6/MGiysP8aB FDSW8M2pqpwag== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 7D47A380821F; Mon, 2 Nov 2026 15:20:05 +0000 (UTC) Content-Type: text/plain; charset="utf-8" X-Mailing-List: netdev@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] net: phy: don't require RTNL to detach a PHY from an unregistered netdev From: patchwork-bot+netdevbpf@kernel.org Message-Id: <179363280418.4162126.1315192404332122134.git-patchwork-notify@kernel.org> Date: Mon, 02 Nov 2026 15:20:04 +0000 References: <20261029142423.93573-1-ngocthang2710.1999@gmail.com> In-Reply-To: <20261029142423.93573-1-ngocthang2710.1999@gmail.com> To: Nguyen Ngoc Thang Cc: andrew@lunn.ch, hkallweit1@gmail.com, linux@armlinux.org.uk, davem@davemloft.net, edumazet@kernel.org, kuba@kernel.org, pabeni@redhat.com, kory.maincent@bootlin.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, syzbot+583f42a41879bb60de32@syzkaller.appspotmail.com Hello: This patch was applied to netdev/net.git (main) by Paolo Abeni : On Thu, 29 Oct 2026 21:24:23 +0700 you wrote: > phy_detach_internal() reads dev->hwprov with rtnl_dereference(), but > MAC drivers commonly attach and detach PHYs while their net_device is > not registered, without holding RTNL. Before register_netdev(), a failed > phylink_connect_phy() or phy_attach_direct() unwinds through > phy_detach_internal(). After unregister_netdev(), a driver's remove path > may call phy_disconnect(). Both trip lockdep: > > [...] Here is the summary with links: - [net] net: phy: don't require RTNL to detach a PHY from an unregistered netdev https://git.kernel.org/netdev/net/c/d1cf56164dc2 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html