Comment 3 for bug 1806845

Revision history for this message
Alex Wang (alexwang-bkc) wrote :

Here're the reproduce steps of this issue, also attached the errors in dmesg log which were triggered by this issue.

root@unassigned-hostname:~# ethtool -i enp24s0f0
driver: i40e
version: 2.1.14-k
firmware-version: 6.02 0x80003620 1.1747.0
expansion-rom-version:
bus-info: 0000:18:00.0
supports-statistics: yes
supports-test: yes
supports-eeprom-access: yes
supports-register-dump: yes
supports-priv-flags: yes
root@unassigned-hostname:~# echo 1 > /sys/bus/pci/devices/0000\:18\:00.0/sriov_numvfs
root@unassigned-hostname:~# ip link set dev enp24s0f0 vf 0 mac 00:10:00:00:00:00 root@unassigned-hostname:~# echo "dump vf 0" > /sys/kernel/debug/i40e/0000\:18\:00.0/command
root@unassigned-hostname:~# echo "dump vsi 394" > /sys/kernel/debug/i40e/0000\:18\:00.0/command
root@unassigned-hostname:~# ip link set dev enp24s2 address 00:10:00:00:00:00 root@unassigned-hostname:~# ip link set dev enp24s2 address 00:20:00:00:00:00 root@unassigned-hostname:~# echo "dump vsi 394" > /sys/kernel/debug/i40e/0000\:18\:00.0/command