From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8FA99C433FE for ; Fri, 22 Oct 2021 20:50:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 75433610D0 for ; Fri, 22 Oct 2021 20:50:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234637AbhJVUxO (ORCPT ); Fri, 22 Oct 2021 16:53:14 -0400 Received: from mail.kernel.org ([198.145.29.99]:42338 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234762AbhJVUw0 (ORCPT ); Fri, 22 Oct 2021 16:52:26 -0400 Received: by mail.kernel.org (Postfix) with ESMTPS id 1CA626112F; Fri, 22 Oct 2021 20:50:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1634935808; bh=WzFIkROSOvcx8vAah0t16FwP5HOCXV861KXkcTr4KvE=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=RPWDnXbI940iDaJDcJKIQB46dFbU78FV9quNriKrI0G9w89Mo+HqD/wrncINNTFg8 Lz2EH7hTxSGqB6rtnuaBYgkapNC5kzLlKuB2VOv3Ok5R/tM1q/BlbDQM8sVE7Tdmnu B5LODtYexp61cCo4G8PWf3ngCNvs7aoU+o2U1aJF7iQ4ZNPAFmou/m8DT4l4B8fBQr 9mJcoQdbQDSQg3J+5FJGMXBIIjG9rGBbaijCgZp5gGucSN9sWTsECHO1KDGL17OxO6 kRBh7wedriYFmgpNF4hgnC0SWm0CSR9Rd11LsONSFh15783tifOL6gndt+KzRBbYCY 6KUcKUp/S+HgQ== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net v10] skb_expand_head() adjust skb->truesize incorrectly From: patchwork-bot+netdevbpf@kernel.org Message-Id: <163493580804.25307.5781274493026198048.git-patchwork-notify@kernel.org> Date: Fri, 22 Oct 2021 20:50:08 +0000 References: <644330dd-477e-0462-83bf-9f514c41edd1@virtuozzo.com> In-Reply-To: <644330dd-477e-0462-83bf-9f514c41edd1@virtuozzo.com> To: Vasily Averin Cc: eric.dumazet@gmail.com, kuba@kernel.org, netdev@vger.kernel.org, davem@davemloft.net, yoshfuji@linux-ipv6.org, dsahern@kernel.org, jwi@linux.ibm.com, christoph.paasch@gmail.com, linux-kernel@vger.kernel.org, kernel@openvz.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net.git (master) by Jakub Kicinski : On Fri, 22 Oct 2021 13:28:37 +0300 you wrote: > Christoph Paasch reports [1] about incorrect skb->truesize > after skb_expand_head() call in ip6_xmit. > This may happen because of two reasons: > - skb_set_owner_w() for newly cloned skb is called too early, > before pskb_expand_head() where truesize is adjusted for (!skb-sk) case. > - pskb_expand_head() does not adjust truesize in (skb->sk) case. > In this case sk->sk_wmem_alloc should be adjusted too. > > [...] Here is the summary with links: - [net,v10] skb_expand_head() adjust skb->truesize incorrectly https://git.kernel.org/netdev/net/c/7f678def99d2 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html