Hello, I have an issue with VPP and i40e driver, when I try to switch the interface to up, the program stop with a segmentation fault. My configuration details are below.
It might be a compatibility issue, because the DPDK documentation recommend using the firmware v7 for i40E with DPDK v19.08. But the firmware is not yet available for the Cisco XL710 card. vpp stop in this file : dpdk-19.08/drivers/net/i40/base/i40e_adminq.c:933 When I change dpdk version to 19.05 the bug disappear. DBGvpp# show int Name Idx State MTU (L3/IP4/IP6/MPLS) Counter Count FortyGigabitEthernet5e/0/0 1 down 9000/0/0/0 local0 0 down 0/0/0/0 DBGvpp# set interface state FortyGigabitEthernet5e/0/0 up vl_msg_api_trace_save:252: Message table length 44998 *Configuration:* VPP : last commit on master : 1146ff4bcd336d8efc19405f1d83914e6115a01f show version verbose Version: v20.01-rc0~171-g1146ff4bc Compiled by: root Compile host: 524b94e75c4d Compile date: Wed Sep 11 12:42:53 UTC 2019 Compile location: /home/mraoul/dev/vpp Compiler: GCC 7.4.0 Current PID: 19052 OS : Ubuntu 18.04.2 LTS Network card : Intel Corporation Ethernet Controller XL710 for 40GbE QSFP+ (rev 02) *Network card driver infos :* driver: i40e version: 2.1.14-k firmware-version: 6.01 0x800036bb 0.385.33 expansion-rom-version: bus-info: 0000:d8:00.0 supports-statistics: yes supports-test: yes supports-eeprom-access: yes supports-register-dump: yes supports-priv-flags: yes Best regards, Mathias Raoul
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