I created a Ubuntu VM on ESXi 5.5 host. I created a SR-IOV adapter on the VM. When I started the VM, I see a lot of error in vmkernel.log in host as below.
I have Intel-X540 adapter and installed ixgbe 3.21.4iov on host, and I have installed ixgbevf 3.1.2 on guest OS.
2016-02-17T06:28:01.289Z cpu24:32900)<6>ixgbe 0000:01:00.0: vmnic2: Setting ndo MAC addr 00:50:56:ba:f2:6c for vf 1
2016-02-17T06:28:01.289Z cpu24:32900)<6>ixgbe 0000:01:00.0: setting MAC 0x4108f9dafeb4M on VF 1
2016-02-17T06:28:01.289Z cpu24:32900)<6>ixgbe 0000:01:00.0: Reload the VF driver to make this change effective.
2016-02-17T06:28:01.289Z cpu24:32900)<3>ixgbe 0000:01:00.0: vmnic2: Unhandled OP 14
2016-02-17T06:28:01.289Z cpu24:32900)WARNING: Uplink: 343: Operation 0xe failed
2016-02-17T06:28:01.294Z cpu15:32936)<6>ixgbe 0000:01:00.0: vmnic2: Guest OS requesting MAC addr 00:50:56:ba:f2:6c for VF 1
2016-02-17T06:28:01.294Z cpu24:32900)<3>ixgbe 0000:01:00.0: vmnic2: Unhandled OP 18
2016-02-17T06:28:01.294Z cpu24:32900)WARNING: Uplink: 343: Operation 0x12 failed
2016-02-17T06:28:01.294Z cpu24:32900)<3>ixgbe 0000:01:00.0: vmnic2: Unhandled OP 18
2016-02-17T06:28:01.294Z cpu24:32900)WARNING: Uplink: 343: Operation 0x12 failed
2016-02-17T06:28:01.294Z cpu24:32900)<6>ixgbe 0000:01:00.0: vmnic2: Setting ndo MAC addr 00:50:56:ba:f2:6c for vf 1
2016-02-17T06:28:01.294Z cpu24:32900)<6>ixgbe 0000:01:00.0: setting MAC 0x4108f9dafd14M on VF 1
2016-02-17T06:28:01.294Z cpu24:32900)<6>ixgbe 0000:01:00.0: Reload the VF driver to make this change effective.
2016-02-17T06:28:01.294Z cpu24:32900)<3>ixgbe 0000:01:00.0: vmnic2: Unhandled OP 14
2016-02-17T06:28:01.294Z cpu24:32900)WARNING: Uplink: 343: Operation 0xe failed
2016-02-17T06:28:01.295Z cpu15:32936)<4>ixgbe 0000:01:00.0: vmnic2: MACVLANs not supported
2016-02-17T06:28:01.297Z cpu15:32936)<4>ixgbe 0000:01:00.0: vmnic2: MACVLANs not supported
2016-02-17T06:28:01.298Z cpu15:32936)<4>ixgbe 0000:01:00.0: vmnic2: MACVLANs not supported
2016-02-17T06:28:01.299Z cpu15:32936)<4>ixgbe 0000:01:00.0: vmnic2: MACVLANs not supported
2016-02-17T06:28:01.300Z cpu15:32936)<4>ixgbe 0000:01:00.0: vmnic2: MACVLANs not supported
2016-02-17T06:28:01.301Z cpu15:32936)<4>ixgbe 0000:01:00.0: vmnic2: MACVLANs not supported
2016-02-17T06:28:01.302Z cpu15:32936)<4>ixgbe 0000:01:00.0: vmnic2: MACVLANs not supported