nov 02 22:52:14 xana-hpzbook15g6 kernel: e1000e 0000:00:1f.6 enp0s31f6: Detected Hardware Unit Hang:
TDH <5f>
TDT <96>
next_to_use <96>
next_to_clean <5e>
buffer_info[next_to_clean]:
time_stamp <12b9fbe42>
next_to_watch <5f>
jiffies <134aa3c00>
next_to_watch.status <0>
MAC Status <80083>
PHY Status <796d>
PHY 1000BASE-T Status <7c00>
PHY Extended Status <3000>
PCI Status <10>

para resolver imediatamente:
ethtool -K enp0s31f6 tso off

para manter a alteração a seguir a um reboot:
post-up ethtool -K enp0s31f6 tso off

para verificar:
ethtool -k eno1 | grep offload

para listar os erros:
journalctl -p err --since "2 month ago" -r | grep -Ei "hang|stuck|blocked|lockup|timeout"
journalctl -p err --since "2 days ago" -r | grep -Ei "hang|stuck|blocked|lockup|timeout"
journalctl -p err --since "30 min ago" -r | grep -Ei "hang|stuck|blocked|lockup|timeout"

https://forum.proxmox.com/threads/intel-nic-e1000e-hardware-unit-hang.1…