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 D68173A7F4B for ; Tue, 16 Jun 2026 22:50:12 +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=1781650213; cv=none; b=o5XNU8G8wutHMYvB2AiySMf0KbpRrh5Kabrt6jXGsiVMk7ttQEzG+V5MvQsoGReU75FX2lBR0looRVbIR0gvOONJsioLoCHiSXCC0xWrsMkOCwBdkxe9QCOZpb6XKNlYvohO8gLpDwK9RYt6RHD/v3nH2FivzG9/TGb4UwYBvZw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781650213; c=relaxed/simple; bh=3mQjbqjhWkcH6zTyJZsjuXLyMP3J8YXQdMFYW2elx10=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=Vw22ZugxSOf5VWyPlPMlziCPFradvGpFhSJBXbsGitj69bXKF1PEUxixJcO/hcDgC437oNwGD3ADJXvynBgEDMlksxhoqZi+blNfZxb9NtErlkXqzJbEv3FyEErUFfFJ3on13HL+MaP0eMC2AabS6vR6AgVdfEZb+d7PGGsu8SI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Ll4MBcOH; 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="Ll4MBcOH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6C5CD1F000E9; Tue, 16 Jun 2026 22:50:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1781650212; bh=HUnCtpHGZm+thAAPgmOlVd0e0hbDwbzUPPm+bmRPHQk=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=Ll4MBcOHUFOrxG1MuAfL6PUzpJz8tYv0hjPXMU8DoqLsMDkb5NrxExqPqvYJBvw1O 4GjtnGpWWqQ7xWQlG1v/RdCVMaW9lTzvOelk2kAs5v7Fib2rBy4EmUcuvYlULQYOJq RZpnQW+dp1FpV85yLGzv2QX/ZwH1Ja7/54375CLhCF1lGY4jO1sv8Vd1QY3CLaz4qb cF1T5DbcFI6JSrBbfei4SeZxnqKrVE8VyN322ZreY4rCYhl2Vmkm92hnaHuJg79R4/ MRU/tI99vRWe7JVhPnOrd6Q2Wl+Y4SXQ1itN4R5sWWRVOrXehvsvj0mSeG2NBhxLmN PWNL9OBs9QFaA== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 199463930C2E; Tue, 16 Jun 2026 22:50:08 +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 v1 net-next] ipv4: fib_rule: Move fib4_rules_exit() to ->exit(). From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178165020689.1270198.450287651539968178.git-patchwork-notify@kernel.org> Date: Tue, 16 Jun 2026 22:50:06 +0000 References: <20260616191359.4142661-1-kuniyu@google.com> In-Reply-To: <20260616191359.4142661-1-kuniyu@google.com> To: Kuniyuki Iwashima Cc: dsahern@kernel.org, idosch@nvidia.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org, kuni1840@gmail.com, netdev@vger.kernel.org, syzbot+965506b59a2de0b6905c@syzkaller.appspotmail.com Hello: This patch was applied to netdev/net-next.git (main) by Jakub Kicinski : On Tue, 16 Jun 2026 19:13:48 +0000 you wrote: > syzbot reported use-after-free of net->ipv4.rules_ops. [0] > > It can be reproduced with these commands: > > while true; do > ip netns add ns1 > ip -n ns1 link set dev lo up > ip -n ns1 address add 192.0.2.1/24 dev lo > ip -n ns1 link add name dummy1 up type dummy > ip -n ns1 address add 198.51.100.1/24 dev dummy1 > ip -n ns1 rule add ipproto tcp sport 12345 table 12345 > ip -n ns1 fou add port 5555 ipproto 47 local 192.0.2.1 peer 198.51.100.2 peer_port 54321 > ip netns del ns1 > done > > [...] Here is the summary with links: - [v1,net-next] ipv4: fib_rule: Move fib4_rules_exit() to ->exit(). https://git.kernel.org/netdev/net-next/c/d954a67a7dfa You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html