From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 4B8B231AABF for ; Thu, 21 May 2026 02:10:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779329402; cv=none; b=pPU61xC96lhGOBJRGdLyNkYGCYv4CFQw5+dd6AIvmjSwftfcFOvPldJWWL4IASkWcoTba/paFZs8ZlhAnrZXugShwjJCKO00WG24LSxK7y5JbeqyS5ZI7znmcDh/tF3ea4hfAXW2hCTHaOlyK6bwNiRjT+oqRanptTPgCKDQ1/Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779329402; c=relaxed/simple; bh=gebvxyTj94tPXhhf7DouQ5gfFQnZoHMQt55YObU840s=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=uB4p+hFMyOBrI/2qIitMvrR/8Gndl+KhC5+drmsnw5W9OPCH4GUwjSqOqClHa0qsX+E6iuV/7h1IB9B9VPkB9t27s8+Rz42VAQgT9cA6YuPqupepRh6mK9BBPXwXxgcmZUMoPZ7NHn47HZ2TYP5XrlrINnUhvvOIH8z6zX9p9h4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Zjsrei1P; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Zjsrei1P" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E49CB1F000E9; Thu, 21 May 2026 02:10:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1779329400; bh=8ZIGQfaD3up/dd4RGyyFeS/pQhQv4d9fQPwy6K0YbWo=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=Zjsrei1Pqz9d+bdIVULJDf7hPGavonrz7UKkC9b7pHrMsAEseMb7j8i+gJNZaSebt 0HbmlHxw5LHcbWKcuYjTsdJeShF6mjUNS/wDYBiMMAZneN0+3UpvKkKOnVeslL91gU uaKpmvIMzYpD3oEKtS1N4AoOYAe6hfxzzVIyaIDEp6p7awTqvQ3fKP2EplsKapbAsI 2SYbDgzFoYfU1sn4/PRy35Ftxxt/iy8Wb02z9wCtQRXldQXqU09W8sBAonZbRaWdgE VLopiRYRTuduZ1OZFUgQKqsjTZBM6BuX+987kPSt52WlLNWCgBPY1Ms2CyrVyImV0o FDZc4XGh6DR9Q== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 568C03930C38; Thu, 21 May 2026 02:10:12 +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 net] ipv4: icmp: reject broadcast/multicast routes From: patchwork-bot+netdevbpf@kernel.org Message-Id: <177932941088.3832404.2328947002788399099.git-patchwork-notify@kernel.org> Date: Thu, 21 May 2026 02:10:10 +0000 References: <20260519200836.4141061-1-edumazet@google.com> In-Reply-To: <20260519200836.4141061-1-edumazet@google.com> To: Eric Dumazet Cc: davem@davemloft.net, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, idosch@nvidia.com, dsahern@kernel.org, netdev@vger.kernel.org, eric.dumazet@gmail.com, syzbot+c13a57c2639c2c0d03a6@syzkaller.appspotmail.com Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Tue, 19 May 2026 20:08:36 +0000 you wrote: > syzbot was able to trigger ip_rt_bug() in a loop, using an IPv4 packet > with a crafted IPOPT_SSRR option: > > options: ipv4_options { > options: array[ipv4_option] { > union ipv4_option { > ssrr: ipv4_option_route[IPOPT_SSRR] { > type: const = 0x89 (1 bytes) > length: len = 0x7 (1 bytes) > pointer: int8 = 0xa2 (1 bytes) > data: array[ipv4_addr] { > union ipv4_addr { > broadcast: const = 0xffffffff (4 bytes) > } > } > } > } > > [...] Here is the summary with links: - [net] ipv4: icmp: reject broadcast/multicast routes https://git.kernel.org/netdev/net/c/7eb72c1e3984 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html