https://bugs.dpdk.org/show_bug.cgi?id=1504

            Bug ID: 1504
           Summary: Segmentation fault when enable avail_thresh on hairpin
                    queues
           Product: DPDK
           Version: 23.11
          Hardware: All
                OS: All
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: testpmd
          Assignee: dev@dpdk.org
          Reporter: kuka@cesnet.cz
  Target Milestone: ---

[Environment]
DPDK version: dpdk-23.11
OS: Oracle Linux Server 8.10
NIC hardware: MT2892 Family [ConnectX-6 Dx] 101d
NIC driver: MLNX_OFED_LINUX-23.10-0.5.5.0 (OFED-23.10-0.5.5)
NIC firmware: 22.38.1002

[Test Setup]
sudo dpdk-testpmd -l 0-1 -n 4 -a 0000:17:00.0 -- --rxq=1 --txq=1 --hairpinq=1
-i
testpmd> set port 0 rxq 1 avail_thresh 50
Segmentation fault

[Expected Result]
sudo dpdk-testpmd -l 0-1 -n 4 -a 0000:17:00.0 -- --rxq=1 --txq=1 --hairpinq=1
-i
testpmd> set port 0 rxq 1 avail_thresh 50
testpmd> Received avail_thresh event, port: 0, rxq_id: 0
mlx5_test_avail_thresh_event_handler port_id:0 rxq_id:0
mlx5_test_host_shaper_disable disable shaper
Received avail_thresh event, port: 0, rxq_id: 0
mlx5_test_avail_thresh_event_handler port_id:0 rxq_id:0
mlx5_test_host_shaper_disable disable shaper
...

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