Investigating, so far this is the main symptom:

Traceback (most recent call last):
File "/w/workspace/csit-vpp-perf-mrr-daily-master-3n-icx/csit/resources/libraries/python/InterfaceUtil.py", line 1800, in init_interface
vf_keys = InterfaceUtil.init_generic_interface(
File "/w/workspace/csit-vpp-perf-mrr-daily-master-3n-icx/csit/resources/libraries/python/InterfaceUtil.py", line 1895, in init_generic_interface
DUTSetup.pci_vf_driver_bind(
File "/w/workspace/csit-vpp-perf-mrr-daily-master-3n-icx/csit/resources/libraries/python/DUTSetup.py", line 543, in pci_vf_driver_bind
exec_cmd_no_error(
File "/w/workspace/csit-vpp-perf-mrr-daily-master-3n-icx/csit/resources/libraries/python/ssh.py", line 525, in exec_cmd_no_error
raise RuntimeError(msg)
RuntimeError: Failed to bind VF 0000:b1:01.0 to vfio-pci on 10.30.51.78