Dear all,

I try to run the application depending on v19.11 DPDK in CentOS 7.7,and I
got the error: "EAL: Cannot initialize tailq: RTE_EVENT_RING".
I don't know what kind of factor to cause this problem. Is there any
potential solution to address it?

*Here is the entire log below:*
[root@server bin]# sudo -E LD_LIBRARY_PATH=$LD_LIBRARY_PATH ./oran_5g_fapi
--cfg=oran_5g_fapi.cfg
long optsconfig file: oran_5g_fapi.cfg
init dev name: /dev/wls0
init basename: wls0
Calling rte_eal_init: ./oran_5g_fapi --proc-type=secondary --file-prefix
wls0 -w 0000:00:06.0 --iova-mode=pa
EAL: Detected 96 lcore(s)
EAL: Detected 2 NUMA nodes
EAL: Multi-process socket /var/run/dpdk/wls0/mp_socket_9789_14bf3a06701c
EAL: Selected IOVA mode 'PA'
EAL: Probing VFIO support...
EAL: VFIO support initialized
EAL: Cannot initialize tailq: RTE_EVENT_RING
Tailq 0: qname:<VFIO_RESOURCE_LIST>, tqh_first:0x1bffe8dc0,
tqh_last:0x1bff2bdc0
Tailq 1: qname:<UIO_RESOURCE_LIST>, tqh_first:(nil), tqh_last:0x1000022b8
Tailq 2: qname:<RTE_DISTRIBUTOR>, tqh_first:(nil), tqh_last:0x1000022e8
Tailq 3: qname:<RTE_DIST_BURST>, tqh_first:(nil), tqh_last:0x100002318
Tailq 4: qname:<RTE_REORDER>, tqh_first:(nil), tqh_last:0x100002348
Tailq 5: qname:<RTE_KNI>, tqh_first:(nil), tqh_last:0x100002378
Tailq 6: qname:<RTE_HASH>, tqh_first:(nil), tqh_last:0x1000023a8
Tailq 7: qname:<RTE_FBK_HASH>, tqh_first:(nil), tqh_last:0x1000023d8
Tailq 8: qname:<RTE_LPM>, tqh_first:(nil), tqh_last:0x100002408
Tailq 9: qname:<RTE_LPM6>, tqh_first:(nil), tqh_last:0x100002438
Tailq 10: qname:<RTE_ACL>, tqh_first:(nil), tqh_last:0x100002468
Tailq 11: qname:<RTE_MBUF_DYNFLAG>, tqh_first:(nil), tqh_last:0x100002498
Tailq 12: qname:<RTE_MBUF_DYNFIELD>, tqh_first:(nil), tqh_last:0x1000024c8
Tailq 13: qname:<RTE_MEMPOOL>, tqh_first:(nil), tqh_last:0x1000024f8
Tailq 14: qname:<RTE_RING>, tqh_first:0x1bfea98c0, tqh_last:0x1bff14140
Tailq 15: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 16: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 17: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 18: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 19: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 20: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 21: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 22: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 23: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 24: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 25: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 26: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 27: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 28: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 29: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 30: qname:<>, tqh_first:(nil), tqh_last:(nil)
Tailq 31: qname:<>, tqh_first:(nil), tqh_last:(nil)
EAL: FATAL: Cannot init tail queues for objects
EAL: Cannot init tail queues for objects
PANIC in nr5g_fapi_dpdk_init():
Cannot init EAL
6: [./oran_5g_fapi() [0x403129]]
5: [/lib64/libc.so.6(__libc_start_main+0xf5) [0x7fdef1ae0555]]
4: [./oran_5g_fapi() [0x40348f]]
3: [./oran_5g_fapi() [0x40ed04]]
2:
[/root/intel/dpdk-19.11/x86_64-native-linuxapp-icc/lib/librte_eal.so.20.0(__rte_panic+0xc9)
[0x7fdef3f55ca9]]
1:
[/root/intel/dpdk-19.11/x86_64-native-linuxapp-icc/lib/librte_eal.so.20.0(rte_dump_stack+0x17)
[0x7fdef3f36047]]
Aborted

Best Regards,
Dennis