linux-kernel - Re: R8169: Network lockups in 4.18.{8,9,10} (and 4.19 dev)

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Message-ID: <54d8d7e9-a80d-dc2b-5628-22f9dc14e2ee@maciej.szmigiero.name>
Date:   Fri, 28 Sep 2018 17:54:23 +0200
From:   "Maciej S. Szmigiero" <mail@...iej.szmigiero.name>
To:     Chris Clayton <chris2553@...glemail.com>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Azat Khuzhin <a3at.mail@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Realtek linux nic maintainers <nic_swsd@...ltek.com>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: R8169: Network lockups in 4.18.{8,9,10} (and 4.19 dev)

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

Maciej