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 2B196380FC3; Thu, 6 Aug 2026 16:51:10 +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=1786035077; cv=none; b=NwDw8lgV8Ov9ZepFGeHDXT0YXBBk4LC5DjyqjEFZwpdFSdI8RuE6Toze1aE+CF8r+H9t6PovwhaJUSD3tAlIvLvW5LLparp/8yejlKl9VA0OrSQx7syxTAaArQ3xRZOtsrivL4+UwaxgklWsh+Bu+blZo4d3xHXSz1qIAIbvne4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786035077; c=relaxed/simple; bh=V28Zn9l07PnyvCbOXsDBt1/jIaK0FKq/uN9FQhJyYng=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=XFJRzoAUIy3/tCiLZvdCNyX4ZKgQ0/ffiWptIaw/u9EF9auIybsMULIl3u2o5yJ3bkV/rWldKE3kYWGUsg1e6pa8GSnmo+IkDB7E4vRDK3JvlH9AQRAGrJNF02ONU+NVeMbjrJT9l8m340PnOQWcK91ytf1ZoZ9xxNiT+WQg05g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=SbqWDj3w; 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="SbqWDj3w" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 913451F00A3E; Thu, 6 Aug 2026 16:51:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786035064; bh=vxolka/MWL4H+ALKSuwKFt5z/S49G+LJW4ab/ImI8k0=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=SbqWDj3wUasGqcRsd0FAqFM/XOoPWvI5z3JzzeKyIq3q13IuSlNARb0lLw2OiqcLJ nFkr8VuPKyqsCeD+4/74IhZBZPxR0czrsLuePdaDpzIzU/G4AbsgLTZLptJEBLw9OV YMLzkZTxtcB76b/YiPlhvok238U90tCBosiy6NvjF05o9eEumSeyB+izk8iyvP8Dks fzSiXYeodYXw7sonerKhu3Op6BrYvCktk3SNoTdPWPCQ/yOrHkou7eo9Iv+X6wDkL3 /9CEkKgCNiBCkNR0vh1J5ZnzntVdLHaZJP6Ds8XYJO23X/bbB6d788+1H8+g1aUTNH yRV/hTPTmAZ7A== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 198B5380820D; Thu, 6 Aug 2026 16:50:25 +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] sctp: clear control chunk transport if it is being removed From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178603502364.1375455.4324945153303168941.git-patchwork-notify@kernel.org> Date: Thu, 06 Aug 2026 16:50:23 +0000 References: <7e1168cb722132152a29d47e5eafaeac4a3bf6f3.1785943120.git.lucien.xin@gmail.com> In-Reply-To: <7e1168cb722132152a29d47e5eafaeac4a3bf6f3.1785943120.git.lucien.xin@gmail.com> To: Xin Long Cc: netdev@vger.kernel.org, linux-sctp@vger.kernel.org, davem@davemloft.net, kuba@kernel.org, edumazet@google.com, pabeni@redhat.com, horms@kernel.org, marcelo.leitner@gmail.com, danielelinguaglossa@gmail.com Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski : On Wed, 5 Aug 2026 11:18:40 -0400 you wrote: > sctp_make_heartbeat_ack() caches the destination transport in > chunk->transport without taking a reference. When src_out_of_asoc_ok is > enabled, the HEARTBEAT ACK may remain queued on control_chunk_list instead > of being transmitted immediately. > > If the peer transport is removed while the chunk is still queued, > sctp_assoc_rm_peer() drops the transport and schedules it for RCU freeing, > but only clears cached transport pointers in out_chunk_list. The queued > control chunk therefore retains a dangling transport pointer. > > [...] Here is the summary with links: - [net] sctp: clear control chunk transport if it is being removed https://git.kernel.org/netdev/net/c/c9158ceaf277 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html