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Szmigiero" Cc: "David S. Miller" , Azat Khuzhin , Greg Kroah-Hartman , Heiner Kallweit , Realtek linux nic maintainers , linux-kernel References: <54d8d7e9-a80d-dc2b-5628-22f9dc14e2ee@maciej.szmigiero.name> From: Chris Clayton Message-ID: <535f42c7-6c3b-8e5a-49de-5dc975879b21@googlemail.com> Date: Fri, 28 Sep 2018 23:00:52 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0 MIME-Version: 1.0 In-Reply-To: <54d8d7e9-a80d-dc2b-5628-22f9dc14e2ee@maciej.szmigiero.name> Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Thanks Maciej. On 28/09/2018 16:54, Maciej S. Szmigiero wrote: > Hi, > >> Hi, >> >> I upgraded my kernel to 4.18.10 recently and have since been experiencing network problems after resuming from a >> suspend to RAM or disk. I previously had 4.18.6 and that was OK. >> >> The pattern of the problem is that when I first boot, the network is fine. But, after resume from suspend I find that >> the time taken for a ping of one of my ISP's nameservers increases from 14-15ms to more than 1000ms. Moreover, when I >> open a browser (chromium or firefox), it fails to retrieve my home page (https://www.google.co.uk) and pings of the >> nameserver fail with the message "Destination Host Unreachable". Often, I can revive the network by stopping it with >> /sbin/if(down,up} but sometimes it is necessary to also remove the r8169 module and load it again. > > Please have a look at the following thread: > https://lkml.org/lkml/2018/9/25/1118 > I applied your patch for the 4.18 stable kernels to 4.18.10, but the problem is not solved by it. Similarly, I applied Heiner's patch to the 4.19, but again the problem is not solved. > Maciej > Chris