I managed to solve the problem by installing the r8168 driver version
8.048.03 directly from the realtek website.
https://www.realtek.com/en/component/zoo/category/network-interface-
controllers-10-100-1000m-gigabit-ethernet-pci-express-software
--
You received this bug notification because you
** Attachment added: "dmesg.txt"
https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe-5.8/+bug/1910646/+attachment/5450547/+files/dmesg.txt
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/19106
--
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1910646
Title:
Can't connect to wired ethernet after update to kernel 5.8
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubunt