Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp2733985imu; Mon, 17 Dec 2018 07:01:33 -0800 (PST) X-Google-Smtp-Source: AFSGD/WBdSPk4jJ/6mELUiIeyuI6HGyudwpDd7RE+KSx5DL0sumEHosAlFnx75uzQp3WXm74Mf/H X-Received: by 2002:a17:902:2b84:: with SMTP id l4mr13038242plb.191.1545058893405; Mon, 17 Dec 2018 07:01:33 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1545058893; cv=none; d=google.com; s=arc-20160816; b=oJ4USGeW25ZZ/neMtJ/T1tQmgubk4UZ1ao5S+DDYQQIRLlVi+ND+7iQONtc7EPHMQY NhsevQ4Ui+WTitJFicf+AK0Ij0MuWFEKt4yATM76GGGLTFTV89GpJiS1tVAJdkZTXb4i B9dcB1VISSRSELtsK+QJYC9vFS6DQJam10Z89j7NBkIplcL8PnKwFrOTBTONjpEDMmF9 8zPblx3d/AusAtAxrz7N4sJLXameDDIYbwlIEaLFD7Q621SZITTg7sTMBIByPZ3wb+GV gKaXo4DP8gJ8aBrQ39OR6WPtWZg7SZKPGrvVtTObMjUo/eLsPKhg0BmqPsgZF5LXULB5 JI2w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :organization:references:in-reply-to:message-id:subject:cc:to:from :date; bh=BP+5itMRojdTkO6qm4goESprUaVoCReWacY04j2tnjc=; b=ELVD0w7/vOASkHMMNpLDw6/aDTvBPB4Ujkyvr6P8nD2baOsF9vs3O6B1MUaWYuDKAg mymaNavvMUPxB4bYxA3198V8Kz6JTQMWP88Rbayy+uhDYnPK2IUCje0bkoAv2FtJA4nk m3G3lIgZDaUXam5hukE9V9sACXF/nya4a1NWR0Od0G88sR0x+sstLg3efceWSbPyR+EE f8eoEV+G1UEdAgHtQfoSqm977/RuvQJo4VD03wkrJ6rPhwWeWHTP6qpbIh+xiVDZQBOR bzEZdikfePkvbEDfzTjJ44Fzs9TE1BT3NpoPSrLTnhBTlq3UY8lQEGchr5WjkyYpQqcH 3W/Q== 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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id 2si11142841pla.156.2018.12.17.07.01.17; Mon, 17 Dec 2018 07:01:33 -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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387568AbeLQPAI (ORCPT + 99 others); Mon, 17 Dec 2018 10:00:08 -0500 Received: from mx1.redhat.com ([209.132.183.28]:57134 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732831AbeLQPAI (ORCPT ); Mon, 17 Dec 2018 10:00:08 -0500 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 6EFDC80F98; Mon, 17 Dec 2018 15:00:07 +0000 (UTC) Received: from localhost (ovpn-200-20.brq.redhat.com [10.40.200.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id A76E360F8D; Mon, 17 Dec 2018 15:00:03 +0000 (UTC) Date: Mon, 17 Dec 2018 15:59:58 +0100 From: Stefano Brivio To: Eric Dumazet Cc: Dmitry Vyukov , Arjan van de Ven , "Paul E. McKenney" , syzbot , Andrew Morton , Josh Triplett , LKML , Ingo Molnar , syzkaller-bugs , netdev Subject: Re: WARNING in __rcu_read_unlock Message-ID: <20181217155958.2e9c4b24@redhat.com> In-Reply-To: <20641819-e4fb-f3bd-34c8-c68106cccd0e@gmail.com> References: <0000000000005e47a2057d0edc49@google.com> <20181216190412.GE4170@linux.ibm.com> <20181217112916.GG4170@linux.ibm.com> <1583d5fc-34bf-3a81-363d-01a1085a7363@linux.intel.com> <20641819-e4fb-f3bd-34c8-c68106cccd0e@gmail.com> Organization: Red Hat MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Mon, 17 Dec 2018 15:00:07 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 17 Dec 2018 06:57:35 -0800 Eric Dumazet wrote: > Might be cause by commit b8a51b38e4d4dec3e379d52c0fe1a66827f7cf1e > fou, fou6: ICMP error handlers for FoU and GUE Most likely, yes. > Please Stefano take a look, thanks ! Started one minute before your email, thanks for Cc'ing me though! -- Stefano