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 X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D6D7DC43334 for ; Tue, 4 Sep 2018 06:44:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7D23F2086A for ; Tue, 4 Sep 2018 06:44:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7D23F2086A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=prnet.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727637AbeIDLHy (ORCPT ); Tue, 4 Sep 2018 07:07:54 -0400 Received: from extserverfr1.prnet.org ([188.165.208.21]:58210 "EHLO extserverfr1.prnet.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727250AbeIDLHy (ORCPT ); Tue, 4 Sep 2018 07:07:54 -0400 X-Greylist: delayed 1481 seconds by postgrey-1.27 at vger.kernel.org; Tue, 04 Sep 2018 07:07:54 EDT Received: from extserver.intern.prnet.org (extserver.prnet.org [192.168.11.1]) by extserverfr1.prnet.org (8.14.9/8.14.9) with ESMTP id w846JYJJ003539 for ; Tue, 4 Sep 2018 08:19:34 +0200 Received: from [IPv6:2001:7e8:cf00:bc00:da50:e6ff:febb:ea28] ([IPv6:2001:7e8:cf00:bc00:da50:e6ff:febb:ea28]) (authenticated bits=0) by extserver.intern.prnet.org (8.14.9/8.14.9) with ESMTP id w846JY5n003744 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NO) for ; Tue, 4 Sep 2018 08:19:34 +0200 To: linux-kernel@vger.kernel.org From: David Arendt Subject: kernel 4.18.5 Realtek 8111G network adapter stops responding under high system load Message-ID: Date: Tue, 4 Sep 2018 08:19:34 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, When using kernel 4.18.5 the Realtek 8111G network adapter stops responding under high system load. Dmesg is showing no errors. Sometimes an ifconfig enp3s0 down followed by an ifconfig enp3s0 up is enough for the network adapter to restart responding. Sometimes a reboot is necessary. When copying r8169.c from 4.17.14 to the 4.18.5 kernel, networking works perfectly stable on 4.18.5 so the problem seems r8169.c related. Here the output from lshw:         *-pci:2              description: PCI bridge              product: 8 Series/C220 Series Chipset Family PCI Express Root Port #3              vendor: Intel Corporation              physical id: 1c.2              bus info: pci@0000:00:1c.2              version: d5              width: 32 bits              clock: 33MHz              capabilities: pci pciexpress msi pm normal_decode bus_master cap_list              configuration: driver=pcieport              resources: irq:18 ioport:d000(size=4096) memory:f7300000-f73fffff ioport:f2100000(size=1048576)            *-network                 description: Ethernet interface                 product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller                 vendor: Realtek Semiconductor Co., Ltd.                 physical id: 0                 bus info: pci@0000:03:00.0                 logical name: enp3s0                 version: 0c                 serial:                 size: 1Gbit/s                 capacity: 1Gbit/s                 width: 64 bits                 clock: 33MHz                 capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation                 configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full firmware=rtl8168g-2_0.0.1 02/06/13 latency=0 link=yes multicast=yes port=MII speed=1Gbit/s                 resources: irq:18 ioport:d000(size=256) memory:f7300000-f7300fff memory:f2100000-f2103fff Thanks in advance for looking into this, David Arendt