[dpdk-dev] [Bug 51] make coverage aborts with core dump

[dpdk-dev] [Bug 51] make coverage aborts with core dump

[bugzilla]

https://dpdk.org/tracker/show_bug.cgi?id=51

            Bug ID: 51
           Summary: make coverage aborts with core dump
           Product: DPDK
           Version: 18.02
          Hardware: x86
                OS: Linux
            Status: CONFIRMED
          Severity: normal
          Priority: Normal
         Component: other
          Assignee: dev@dpdk.org
          Reporter: jananeex.m.parthasarathy@intel.com
  Target Milestone: ---

"make coverage" when executed runs UT cases and then aborts with a crash as
below.

OS: Ubuntu, Fedora27, CentOS - 64bit
Compiler: gcc
Code base: Latest dpdk-dpdk

Test Method:
1. Build dpdk 
2. make test-build
3. make coverage

Result observed:

Total run time: 00m 50s
Number of failed tests: 23
EAL: Detected 48 lcore(s)
EAL: Detected 2 NUMA nodes
EAL: Multi-process socket /var/run/dpdk/rte/mp_socket_15416_2678df21839517
EAL: failed to send to (/var/run/dpdk/rte/mp_socket) due to Connection refused
EAL: Fail to send request /var/run/dpdk/rte/mp_socket:bus_vdev_mp
vdev_scan(): Failed to request vdev from primary
EAL: Probing VFIO support...
EAL: Could not map memory from primary process
EAL: It is recommended to disable ASLR in the kernel and retry running both
primary and secondary processes
EAL: FATAL: Cannot init memory

EAL: Cannot init memory

PANIC in main():
Cannot init EAL
5: /dpdk-dpdk/x86_64-native-linuxapp-gcc/app/dpdk-procinfo(_start+0x2a)
[0x45d6ca]]
4: [/lib64/libc.so.6(__libc_start_main+0xea) [0x7f55f310f88a]]
3: /dpdk-dpdk/x86_64-native-linuxapp-gcc/app/dpdk-procinfo(main+0x187)
[0x45ebe8]]
2: /dpdk-dpdk/x86_64-native-linuxapp-gcc/app/dpdk-procinfo(__rte_panic+0xb8)
[0x4508d6]]
1: /dpdk-dpdk/x86_64-native-linuxapp-gcc/app/dpdk-procinfo(rte_dump_stack+0x16)
[0x4d4d56]]
/bin/sh: line 13: 15416 Aborted                 (core dumped)
/dpdk-dpdk/x86_64-native-linuxapp-gcc/app/dpdk-procinfo --file-prefix=ring_perf
-- -m
make[2]: *** /dpdk-dpdk/mk/rte.sdktest.mk:65: coverage] Error 134
make[1]: *** /dpdk-dpdk/mk/rte.sdkroot.mk:73: coverage] Error 2
make: *** [Makefile:15: coverage] Error 2

Expected Result:
No crash to happen and coverage should be successful.

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