https://bugs.dpdk.org/show_bug.cgi?id=1735
Bug ID: 1735 Summary: [dpdk-25.07-rc2] vf_pf_reset/test_vlan_rx_restore_vf_reset_all_ports: Unable to receive VLAN packets Product: DPDK Version: 25.03 Hardware: All OS: All Status: UNCONFIRMED Severity: normal Priority: Normal Component: testpmd Assignee: dev@dpdk.org Reporter: daxuex....@intel.com Target Milestone: --- Environment =========== DPDK version: 25.07.0-rc2: 20460dcffd08a468 OS: Ubuntu 24.04 LTS/6.8.0-60-generic Compiler: gcc version 13.3.0 Hardware platform: Intel(R) Xeon(R) CPU E5-2699 v4 @ 2.20GHz NIC hardware: Intel Corporation Ethernet Controller E810-C for SFP [8086:1593] NIC firmware: driver: vfio-pci kdriver: 6.8.0-60-generic firmware-version: 4.70 0x8001f7b9 1.3755.0 pkg: ice os default 1.3.36.0 scapy: 2.4.4 Test Setup Steps to reproduce List the steps to reproduce the issue. 1.dut: # echo 2 > /sys/bus/pci/devices/0000\:05\:00.0/sriov_numvfs # echo 2 > /sys/bus/pci/devices/0000\:05\:00.1/sriov_numvfs# ./usertools/dpdk-devbind.py -b vfio-pci 05:01.0 05:01.1 # ip link set ens785f0np0 vf 0 mac 00:11:22:33:44:11 # ip link set ens785f0np0 vf 1 mac 00:11:22:33:44:12 # x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-2 -n 4 -a 0000:05:01.0 -a 0000:05:01.1 --file-prefix=dpdk_1907210_20250702192518 -- -i 2.dut-testpmd: testpmd> set fwd mac testpmd> set verbose 1 testpmd> vlan set filter on 0 testpmd> rx_vlan add 1 0 IAVF_DRIVER: iavf_execute_vf_cmd(): Cmd 28 not supported IAVF_DRIVER: iavf_disable_vlan_strip(): Failed to execute command of OP_DISABLE_VLAN_STRIPPING rte_eth_dev_vlan_filter(port_pi=0, vlan_id=1, on=1) failed diag=-5 testpmd> rx_vlan add 1 1 IAVF_DRIVER: iavf_execute_vf_cmd(): Cmd 28 not supported IAVF_DRIVER: iavf_disable_vlan_strip(): Failed to execute command of OP_DISABLE_VLAN_STRIPPING rte_eth_dev_vlan_filter(port_pi=1, vlan_id=1, on=1) failed diag=-5 testpmd> show port stats all testpmd> clear port stats all testpmd> port stop all testpmd> port reset all testpmd> port start all testpmd> start testpmd> show port stats all 3.tester-scapy send vlan package: >>> sendp( >>> Ether(dst='00:11:22:33:44:11')/Dot1Q(vlan=1)/IP()/Raw(load=b'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx'), >>> iface="ens161f0",count=10,inter=0.01,verbose=False) 4.Show the output from the previous commands. testpmd> show port stats all ######################## NIC statistics for port 0 ######################## RX-packets: 0 RX-missed: 0 RX-bytes: 0 RX-errors: 0 RX-nombuf: 0 TX-packets: 0 TX-errors: 0 TX-bytes: 0 Throughput (since last show) Rx-pps: 0 Rx-bps: 0 Tx-pps: 0 Tx-bps: 0 ############################################################################ ######################## NIC statistics for port 1 ######################## RX-packets: 0 RX-missed: 0 RX-bytes: 0 RX-errors: 0 RX-nombuf: 0 TX-packets: 0 TX-errors: 0 TX-bytes: 0 Throughput (since last show) Rx-pps: 0 Rx-bps: 0 Tx-pps: 0 Tx-bps: 0 ############################################################################ Expected Result ======== testpmd> show port stats all ######################## NIC statistics for port 0 ######################## RX-packets: 10 RX-missed: 0 RX-bytes: 1020 RX-errors: 0 RX-nombuf: 0 TX-packets: 0 TX-errors: 0 TX-bytes: 0 Throughput (since last show) Rx-pps: 0 Rx-bps: 0 Tx-pps: 0 Tx-bps: 0 ############################################################################ ######################## NIC statistics for port 1 ######################## RX-packets: 0 RX-missed: 0 RX-bytes: 0 RX-errors: 0 RX-nombuf: 0 TX-packets: 10 TX-errors: 0 TX-bytes: 1020 Throughput (since last show) Rx-pps: 0 Rx-bps: 0 Tx-pps: 0 Tx-bps: 0 ############################################################################ Regression Is this issue a regression: (Y/N)Y commit 3bfad066f9b4764981c9ad90a750fa6f1afcf15a (HEAD) Author: Amiya Ranjan Mohakud <amiyaranjan.moha...@gmail.com> Date: Mon Jun 23 23:41:36 2025 +0530 net/iavf: fix VLAN strip setting after enabling filter For i40e kernel drivers which support either vlan(v1) or vlan(v2) VIRTCHNL OP, it will set strip on when setting filter on. But DPDK side will not change strip flag. To be consistent with DPDL side, explicitly disable strip again. Bugzilla ID: 1725 Fixes: e25c7ed114b2 ("net/iavf: fix VLAN offload strip flag") Cc: sta...@dpdk.org Signed-off-by: Amiya Ranjan Mohakud <amiyaranjan.moha...@gmail.com> Reviewed-by: Ciara Loftus <ciara.lof...@intel.com> -- You are receiving this mail because: You are the assignee for the bug.