Received: by 2002:a25:7ec1:0:0:0:0:0 with SMTP id z184csp733560ybc; Tue, 19 Nov 2019 08:24:12 -0800 (PST) X-Google-Smtp-Source: APXvYqxcptJwos5P+Yz3pksesbkCOPobyTPx24Uhg6marEIY11LoitxlEsLTzbPw+4TikPNrEuON X-Received: by 2002:adf:e387:: with SMTP id e7mr2875528wrm.180.1574180652864; Tue, 19 Nov 2019 08:24:12 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1574180652; cv=none; d=google.com; s=arc-20160816; b=fIFG2uzE0FWpwu43uXA6u308EP2N9CzFrtVKwrBtAxffVUyHr4Z17GgM1NPGu9Bop3 Gvdgz/YiupEKu9YsRJc/emYuBr5yR2zojhHXp8hOqL7Zkk9kRwZG+crITo19Cfgf62+1 sV2uQ+UP3Z2YaPvd9SQgoe/owp9SLQNOzmnGV8WgFVRvFkYLgmsEPMMQHGqr1pB59tQl zwWPDTHxrts/DTSmvGIXKZj1cLlAfQ27MGVx5QbiNm5bA1Y8HFtSGod/53QRv845igBD 4zDjXZ1XOpdIh9JFtzNJyjEmLfl/WnyyHMiZx7NQFb+S4W0u4pduw+Hcs+BLkHEjLtBx CiDg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=mfgv0VO2Zg4t0Qcafm8C/aPn5wvrgbTsLNilLXiBhEk=; b=SZhMkDKKf2hFvvdQL5wxxR1sYTcNnz/pYYcA1XnxLHUHiUkJqWsmV3IWy4ulLx3vBm u+hEZCrHCVKyAPbS3NhWRnHr9TERJ5iM63nesch0kzmT74NHyDK29HwpOSs+yVrEXjHM MW3ZxxT543DtFbZiP+WXukVHdkBG7QGfHalIzqSbG5IAPixUFrjQYOlbaLMiF3EUAo8g IYSJjMm19WBPbL+BresYQVO7GBoMNbmrbH7Tj5rouA0jdk1BctMjJ4nSEVq7vGH7HBJD SR3UzROBdxuwXG6/6k7yJDTiegjDpoaOrcQb0QVnu8D8vYrSpp8BBPRZSO7XWs2cnXvz aaIg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id q25si14000572edw.222.2019.11.19.08.23.48; Tue, 19 Nov 2019 08:24:12 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728500AbfKSQWb (ORCPT + 99 others); Tue, 19 Nov 2019 11:22:31 -0500 Received: from Chamillionaire.breakpoint.cc ([193.142.43.52]:42948 "EHLO Chamillionaire.breakpoint.cc" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726307AbfKSQWb (ORCPT ); Tue, 19 Nov 2019 11:22:31 -0500 Received: from fw by Chamillionaire.breakpoint.cc with local (Exim 4.92) (envelope-from ) id 1iX6Gk-00070c-D1; Tue, 19 Nov 2019 17:22:22 +0100 Date: Tue, 19 Nov 2019 17:22:22 +0100 From: Florian Westphal To: Byron Stanoszek Cc: "David S. Miller" , linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: Re: Kernel 5.4 regression - memory leak in network layer Message-ID: <20191119162222.GA20235@breakpoint.cc> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Byron Stanoszek wrote: > unreferenced object 0xffff88821a48a180 (size 64): > comm "softirq", pid 0, jiffies 4294709480 (age 192.558s) > hex dump (first 32 bytes): > 01 00 00 00 01 06 ff ff 00 00 00 00 00 00 00 00 ................ > 00 20 72 3d 82 88 ff ff 00 00 00 00 00 00 00 00 . r=............ > backtrace: > [<00000000edf73c5e>] skb_ext_add+0xc0/0xf0 > [<00000000ca960770>] br_nf_pre_routing+0x171/0x489 > [<0000000063a55d83>] br_handle_frame+0x171/0x300 Brnf related, I will have a look.