I have this seemingly related bug: When I connect to my ThinkPad Thunderbolt 3 dock with a ThinkPad X1 Carbon (6th Gen) using Ubuntu 20.10, after a few hours the NIC stops working:
Dec 5 00:28:58 davido-thinkpad kernel: [46349.075202] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:29:04 davido-thinkpad kernel: [46354.963230] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:29:09 davido-thinkpad kernel: [46359.827136] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:29:14 davido-thinkpad kernel: [46364.947149] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:29:19 davido-thinkpad kernel: [46370.067211] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:29:25 davido-thinkpad kernel: [46375.955090] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:29:30 davido-thinkpad kernel: [46381.075069] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:29:36 davido-thinkpad kernel: [46386.963098] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:29:41 davido-thinkpad kernel: [46391.827108] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:29:46 davido-thinkpad kernel: [46396.947053] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:29:51 davido-thinkpad kernel: [46402.067077] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:29:57 davido-thinkpad kernel: [46407.954960] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:30:02 davido-thinkpad kernel: [46413.075025] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:30:08 davido-thinkpad kernel: [46418.962792] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:30:13 davido-thinkpad kernel: [46423.826987] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:30:18 davido-thinkpad kernel: [46428.946952] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:30:23 davido-thinkpad kernel: [46434.066892] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:30:29 davido-thinkpad kernel: [46439.954816] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:30:34 davido-thinkpad kernel: [46445.074832] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:30:40 davido-thinkpad kernel: [46450.962763] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:30:45 davido-thinkpad kernel: [46455.826743] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:30:46 davido-thinkpad NetworkManager[945]: <info> [1607153446.6029] manager: NetworkManager state is now CONNECTED_SITE Dec 5 00:30:46 davido-thinkpad NetworkManager[945]: <info> [1607153446.6072] manager: NetworkManager state is now CONNECTED_LOCAL Dec 5 00:30:46 davido-thinkpad NetworkManager[945]: <info> [1607153446.6075] manager: NetworkManager state is now CONNECTED_SITE Dec 5 00:30:46 davido-thinkpad NetworkManager[945]: <info> [1607153446.6077] policy: set 'Wired connection 2' (enx0050b6a7622b) as default for IPv4 routing and DNS Dec 5 00:30:46 davido-thinkpad dbus-daemon[943]: [system] Activating via systemd: service name='org.freedesktop.nm_dispatcher' unit='dbus-org.freedesktop.nm-dispatcher.service' requested by ':1.9' (uid=0 pid=945 comm="/usr/sbin/NetworkManager --no-daemon " label="unconfined") Dec 5 00:30:46 davido-thinkpad deja-dup-monito[25858]: Source ID 448 was not found when attempting to remove it Dec 5 00:30:46 davido-thinkpad systemd[1]: Starting Network Manager Script Dispatcher Service... Dec 5 00:30:46 davido-thinkpad dbus-daemon[943]: [system] Successfully activated service 'org.freedesktop.nm_dispatcher' Dec 5 00:30:46 davido-thinkpad systemd[1]: Started Network Manager Script Dispatcher Service. Dec 5 00:30:50 davido-thinkpad kernel: [46460.946787] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:30:52 davido-thinkpad whoopsie[5431]: [00:30:52] Cannot reach: https://daisy.ubuntu.com Dec 5 00:30:55 davido-thinkpad kernel: [46466.066797] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:30:57 davido-thinkpad systemd[1]: NetworkManager-dispatcher.service: Succeeded. Dec 5 00:31:01 davido-thinkpad kernel: [46471.954734] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:31:06 davido-thinkpad kernel: [46477.074659] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:31:12 davido-thinkpad kernel: [46482.962741] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:31:17 davido-thinkpad kernel: [46487.826611] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:31:22 davido-thinkpad kernel: [46492.946592] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:31:27 davido-thinkpad kernel: [46498.066663] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:31:33 davido-thinkpad kernel: [46503.954576] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:31:38 davido-thinkpad kernel: [46509.074528] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout Dec 5 00:31:44 davido-thinkpad kernel: [46514.962608] r8152 6-1:1.0 enx0050b6a7622b: Tx timeout This TB3 dock is known to work relatively flawlessly with the same model laptop under Ubuntu 20.04, and on the same model laptop under Centos7. Kernel info: davido@davido-thinkpad:~$ uname -a Linux davido-thinkpad 5.8.0-31-generic #33-Ubuntu SMP Mon Nov 23 18:44:54 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1871962 Title: NETDEV WATCHDOG: enx106530060c6c (r8152): transmit queue 0 timed out To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1871962/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
