Hi, @'dekelp@nvidia.com'@'Matan Azrad' Can you kindly suggest? Thank you. Br, Xiaoping From: Xiaoping Yan (NSB) Sent: 2023Äê6ÔÂ27ÈÕ 12:11 To: users@dpdk.org; 'Matan Azrad' ; 'dekelp@nvidia.com' Subject: dpdk mlx5 driver crash in rxq_cq_decompress_v Hi, dpdk version in use: 21.11.2 Mlx5 driver crashes in rxq_cq_decompress_v in traffic test after several minutes. Stack trace: (gdb) bt #0 0x00007ffff58612bc in _mm_storeu_si128 (__B=..., __P=) at /usr/lib/gcc/x86_64-redhat-linux/12/include/emmintrin.h:739 #1 rxq_cq_decompress_v (rxq=rxq@entry=0x2abe5592f40, cq=cq@entry=0x2abe54fdb00, elts=elts@entry=0x2abe5594638) at ../dpdk-21.11/drivers/net/mlx5/mlx5_rxtx_vec_sse.h:142 #2 0x00007ffff5862c84 in rxq_burst_v (no_cq=, err=0x7fffffffb848, pkts_n=4, pkts=, rxq=0x2abe5592f40) at ../dpdk-21.11/drivers/net/mlx5/mlx5_rxtx_vec.c:349 #3 mlx5_rx_burst_vec (dpdk_rxq=0x2abe5592f40, pkts=0x7fffffffbf80, pkts_n=32) at ../dpdk-21.11/drivers/net/mlx5/mlx5_rxtx_vec.c:393 #4 0x00005555556a0f41 in rte_eth_rx_burst (nb_pkts=32, rx_pkts=0x7fffffffbf80, queue_id=0, port_id=1) at /usr/include/rte_ethdev.h:5721 ¡­ Attached is the error log ¡°Unexpected CQE error syndrome¡­¡± and dump file I found there was a similar bug here: https://bugs.dpdk.org/show_bug.cgi?id=334 But the fix (88c0733535d6 extend Rx completion with error handling) should already been included, as I¡¯m using 21.11.2 Also below commit (fix to 88c0733535d6) is already included in my dpdk version. commit 60b254e3923d007bcadbb8d410f95ad89a2f13fa Author: Matan Azrad matan@nvidia.com Date: Thu Aug 11 19:51:55 2022 +0300 net/mlx5: fix Rx queue recovery mechanism Any suggestion? Thank you. Br, Xiaoping