The blacklist/whitelist documentation patch which is totally unrelated to this failed in the unit test. Looks like recent cmdline changes caused a problem?
10: [/home/jenkins-local/jenkins-agent/workspace/Ubuntu18.04-Unit-Test-DPDK/dpdk/build/app/test/dpdk-test(+0x3973a) [0x55acef45573a]] 9: [/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xe7) [0x7f1389384b97]] 8: [/home/jenkins-local/jenkins-agent/workspace/Ubuntu18.04-Unit-Test-DPDK/dpdk/build/app/test/dpdk-test(+0x3882d) [0x55acef45482d]] 7: [/home/jenkins-local/jenkins-agent/workspace/Ubuntu18.04-Unit-Test-DPDK/dpdk/build/app/test/../../lib/librte_cmdline.so.21(cmdline_in+0x79) [0x7f138e69aac9]] 6: [/home/jenkins-local/jenkins-agent/workspace/Ubuntu18.04-Unit-Test-DPDK/dpdk/build/app/test/../../lib/librte_cmdline.so.21(rdline_char_in+0x6a8) [0x7f138e69e2d8]] 5: [/home/jenkins-local/jenkins-agent/workspace/Ubuntu18.04-Unit-Test-DPDK/dpdk/build/app/test/../../lib/librte_cmdline.so.21(+0x29f0) [0x7f138e69a9f0]] 4: [/home/jenkins-local/jenkins-agent/workspace/Ubuntu18.04-Unit-Test-DPDK/dpdk/build/app/test/../../lib/librte_cmdline.so.21(cmdline_parse+0x328) [0x7f138e69ba08]] 3: [/home/jenkins-local/jenkins-agent/workspace/Ubuntu18.04-Unit-Test-DPDK/dpdk/build/app/test/dpdk-test(+0x39853) [0x55acef455853]] 2: [/home/jenkins-local/jenkins-agent/workspace/Ubuntu18.04-Unit-Test-DPDK/dpdk/build/app/test/dpdk-test(+0xac593) [0x55acef4c8593]] 1: [/home/jenkins-local/jenkins-agent/workspace/Ubuntu18.04-Unit-Test-DPDK/dpdk/build/app/test/../../lib/librte_eal.so.21(rte_dump_stack+0x2e) [0x7f13907e79ae]] PANIC in test_panic(): Test Debug
