Ethernet not working/Realtek RTL8169 fails to load
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux-signed (Ubuntu) |
Invalid
|
Undecided
|
Unassigned |
Bug Description
With the latest kernels on Ubuntu 20.04 LTS, my onboard Ethernet has stopped working.
Last known good kernel: Ubuntu 5.4.0-21.25-generic 5.4.27
Current (bad) kernel: Ubuntu 5.4.0-28.32-generic 5.4.30
Ethernet controller:
03:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] (rev 03)
Select lines from dmesg with bad kernel:
[ 1.479172] r8169 0000:03:00.0: realtek.ko not loaded, maybe it needs to be added to initramfs?
[ 1.498143] r8169: probe of 0000:03:00.0 failed with error -49
With good kernel:
[ 1.472510] r8169 0000:03:00.0 eth0: RTL8168d/8111d, 6c:f0:49:e7:de:a3, XID 283, IRQ 35
[ 1.472511] r8169 0000:03:00.0 eth0: jumbo features [frames: 9200 bytes, tx checksumming: ko]
[ 8.430734] r8169 0000:03:00.0 eth0: Link is Down
[ 9.241421] r8169 0000:03:00.0 eth0: Link is Up - 100Mbps/Full - flow control off
Attached log files for:
1. uname -a signature
2. dmesg
3. cat /proc/version_
4. lspci -vnvn
For both good and bad kernels