Hi Benoit Here is the backtrace with DEBUG (version v20.01)
#0 0x00007fc7613d9387 in raise () from /lib64/libc.so.6 #1 0x00007fc7613daa78 in abort () from /lib64/libc.so.6 #2 0x000000000040748d in os_exit (code=1) at /opt/vpp-src/vpp/src/vpp/vnet/main.c:379 #3 0x00007fc762d84492 in unix_signal_handler (signum=11, si=0x7fc720b0edf0, uc=0x7fc720b0ecc0) at /opt/vpp-src/vpp/src/vlib/unix/main.c:187 #4 <signal handler called> #5 0x00007fc71a3246a8 in process_responses (q=0x17ff9ef80, budget=32, rx_pkts=0x0) at /opt/vpp-src/vpp/build-root/build-vpp_debug-native/external/dpdk-19.08/drivers/net/cxgbe/sge.c:1586 #6 0x00007fc71a324c10 in cxgbe_poll (q=0x17ff9ef80, rx_pkts=0x0, budget=32, work_done=0x7fc720b0fb0c) at /opt/vpp-src/vpp/build-root/build-vpp_debug-native/external/dpdk-19.08/drivers/net/cxgbe/sge.c:1705 #7 0x00007fc71a2df339 in cxgbe_dev_link_update (eth_dev=0x7fc71d694ac0 <rte_eth_devices>, wait_to_complete=0) at /opt/vpp-src/vpp/build-root/build-vpp_debug-native/external/dpdk-19.08/drivers/net/cxgbe/cxgbe_ethdev.c:200 #8 0x00007fc719eae886 in rte_eth_link_get_nowait (port_id=0, eth_link=0x7fc720b0fbe0) at /opt/vpp-src/vpp/build-root/build-vpp_debug-native/external/dpdk-19.08/lib/librte_ethdev/rte_ethdev.c:1964 #9 0x00007fc71cd91d94 in dpdk_lib_init (dm=0x7fc71d680c60 <dpdk_main>) at /opt/vpp-src/vpp/src/plugins/dpdk/device/init.c:281 #10 0x00007fc71cd99d1e in dpdk_process (vm=0x7fc762fbd640 <vlib_global_main>, rt=0x7fc720aef000, f=0x0) at /opt/vpp-src/vpp/src/plugins/dpdk/device/init.c:1632 #11 0x00007fc762d1d1f4 in vlib_process_bootstrap (_a=140493221415888) at /opt/vpp-src/vpp/src/vlib/main.c:1475 #12 0x00007fc76219aee4 in clib_calljmp () at /opt/vpp-src/vpp/src/vppinfra/longjmp.S:123 #13 0x00007fc7208e4ba0 in ?? () #14 0x00007fc762d1d2fc in vlib_process_startup (vm=0x7fc762fbd640 <vlib_global_main>, p=0x7fc720aef000, f=0x0) at /opt/vpp-src/vpp/src/vlib/main.c:1497 After the following it (sorta) works but obviously not the proper fix + memset(&l, 0, sizeof(l)); - rte_eth_link_get_nowait (i, &l); DBGvpp# sh int Name Idx State MTU (L3/IP4/IP6/MPLS) Counter Count HundredGigabitEthernetaf/0/4 2 up 9000/0/0/0 tx packets 85058 tx bytes 90212747 tx-error 10 HundredGigabitEthernetaf/0/4/0 1 up 9000/0/0/0 rx packets 86435 rx bytes 90396792 drops 1377 ip4 449 ip6 70 local0 0 down 0/0/0/0 DBGvpp# Tried the waiting version but results in the same issue. Could this be an issue with the PMD? Though I have been using it for a couple of years outside of VPP and never faced that issue Best, Mohammed
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