https://bugs.dpdk.org/show_bug.cgi?id=1753 Bug ID: 1753 Summary: [dpdk-25.07-rc3]nvgre/test_nvgre_ipv4_checksum_offload : checksum fail Product: DPDK Version: 25.03 Hardware: All OS: All Status: UNCONFIRMED Severity: normal Priority: Normal Component: testpmd Assignee: dev@dpdk.org Reporter: yex.chen@intel.com Target Milestone: --- Environment =========== DPDK version: 9fe9c0b231c8da5435bfccb1963121b4277f961c version: dpdk25.07-rc3 OS: Fedora42/6.14.5-300.fc42.x86_64 Compiler: gcc version 15.1.1 20250425 Hardware platform: Intel(R) Xeon(R) Gold 6252N CPU @ 2.30GHz NIC hardware: Intel Corporation Ethernet Controller X710 for 10GbE SFP+ (rev 01) NIC firmware: driver: vfio-pci kdriver: i40e-2.28.7 firmware-version: 9.54 0x8000fb3f 1.3800.0 Test Setup Steps to reproduce ================== 1.dut start testpmd usertools/dpdk-devbind.py --force --bind=vfio-pci 0000:31:00.0 0000:31:00.1 x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-5 -n 4 -a 0000:31:00.0 -a 0000:31:00.1 --file-prefix=dpdk_187982_20250711151456 --force-max-simd-bitwidth=64 -- -i --disable-rss --rxq=4 --txq=4 --nb-cores=4 --portmask=0x3 --enable-rx-cksum testpmd> vlan set filter off 0 testpmd> set verbose 1 testpmd> set fwd csum testpmd> port stop all testpmd> csum set ip hw 1 testpmd> csum set udp hw 1 testpmd> csum set tcp hw 1 testpmd> csum set sctp hw 1 testpmd> csum set outer-ip hw 1 testpmd> csum parse-tunnel on 1 testpmd> port start all testpmd> start 2. start tester scapy_0 to save the capture packet scapy >>> p=sniff(iface="ens9f1",filter="ether[12:2]!=0x88cc",timeout=10) 3. start tester scapy_1 send pkt with error ip.checksum 0x1234 scapy >>> p = Ether(dst='3c:fd:fe:c0:e1:d8', src='00:00:10:00:00:00')/IP(frag=0, >>> src='192.168.1.1', dst='192.168.1.2')/GRE(key_present=1, >>> key=0x100)/Ether(dst='90:e2:ba:4a:34:89', src='90:e2:ba:4a:34:88', >>> type=0x0800)/IP(frag=0, chksum=0x1234, src='192.168.2.1', >>> dst='192.168.2.2')/UDP(sport=1021, >>> dport=1021)/Raw(load=b'XXXXXXXXXXXXXXXXXX') >>> sendp(p, iface="ens9f0") 4. save the capture packet into pcap format in tester scapy_0 >>> wrpcap("/root/capture.pcap", p) 5. check ip.checksum in tester tshark -r /root/capture.pcap -T fields -e ip.checksum Results: ======== 0x1234 is in output. Expected Result: ================ 0xf56a is in output. bad commit: =========== commit a738c43ffaee9ba5d8eccb0e881e7c816d3c6415 Author: Dengdui Huang Date: Mon Jun 16 16:27:02 2025 +0800 app/testpmd: fix tunnel inner info The l2_len field of tunnel packets already includes the tunnel_len field. Additionally, the current offset used for the internal Ethernet header is incorrect. This patch fixes these issues. Fixes: 76730c7b9b5a ("app/testpmd: use packet type parsing API") Cc: stable@dpdk.org Signed-off-by: Dengdui Huang -- You are receiving this mail because: You are the assignee for the bug.