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 58B2228134C for ; Wed, 21 Jan 2026 02:50:10 +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=1768963810; cv=none; b=SGi+u8eVT4sDZIN0SWI9AVN82IssKcUjUn+3ccK+FnqJ3Jcqmx9dnJCUjMdxgLOfnnWMSKTbOkzdo5W7pRrggaXKlEgKcedHY7JDoFXm+uKwHvnL3l8x6fjhJ5MjN769sGPn/cBySDRPAmv9/cROITi0X7KOY9OYeabXwG8TUTc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768963810; c=relaxed/simple; bh=2JaN+w2hJp25XWBIqkwpIilI8onoMVBu0DQ/tamnXjk=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=Am5Q8PLMVJ2M5Es1O0SGR9XF6smclFp0mLQVgSJs2PLq93LxnwXnPvEzfekYvg9jWl1Q90MqB1wUzAk7FyR69Yq2V7B40EHWShs86laDS0TDjEXrmsw8lP6oOStpV/UEV/4zw+SwoO6cqQugkLLkOwsMJlBb65PXjyHHdpk+uxw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Aaw27CZT; 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="Aaw27CZT" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E5322C16AAE; Wed, 21 Jan 2026 02:50:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768963809; bh=2JaN+w2hJp25XWBIqkwpIilI8onoMVBu0DQ/tamnXjk=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=Aaw27CZT5UkPSVnaeTaerLZxGSJKqgyHmVmXbZ+EWv07lO4PvvSkGB8s2dXIC/27O /hYEZPbp/+SwbwW7EeBvGXI48kOjw5yREkgC9cl727606FRI3hCdD5vmlWi9gcfbh7 2Y8spWgXiYZIxHJ4ZsoGDvQ8PCK9V0IxTqobufFt95HjvATNNKJIDfO52y8JvweY+8 v53Q6fmyc9CypHyP/b9blfk+mP411NDBEHKrevIPwzmDn3HPjzNciZF7wQ7DuGhd4f 98v5wKXuvddn/zkRbdAyNdz1L6pGoPaTu3ex1WlwchFc9NjMBpPz3Si4KII0ku1b9v j+F24LD1Gv/tg== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 8B950380820D; Wed, 21 Jan 2026 02:50:08 +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 net] ipv6: annotate data-race in ndisc_router_discovery() From: patchwork-bot+netdevbpf@kernel.org Message-Id: <176896380710.703462.8842807403305053561.git-patchwork-notify@kernel.org> Date: Wed, 21 Jan 2026 02:50:07 +0000 References: <20260118152941.2563857-1-edumazet@google.com> In-Reply-To: <20260118152941.2563857-1-edumazet@google.com> To: Eric Dumazet Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com, dsahern@kernel.org, horms@kernel.org, netdev@vger.kernel.org, eric.dumazet@gmail.com, syzkaller@googlegroups.com, rocco.yue@mediatek.com Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Sun, 18 Jan 2026 15:29:41 +0000 you wrote: > syzbot found that ndisc_router_discovery() could read and write > in6_dev->ra_mtu without holding a lock [1] > > This looks fine, IFLA_INET6_RA_MTU is best effort. > > Add READ_ONCE()/WRITE_ONCE() to document the race. > > [...] Here is the summary with links: - [net] ipv6: annotate data-race in ndisc_router_discovery() https://git.kernel.org/netdev/net/c/9a063f96d87e You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html