Still exist with J-hwe-6.8.0-39-generic-64k #39~22.04.1

 Running 'make run_tests -C net TEST_PROGS=rtnetlink.sh TEST_GEN_PROGS='' TEST_CUSTOM_PROGS='''
 make: Entering directory '/home/ubuntu/autotest/client/tmp/ubuntu_kselftests_net/src/linux/tools/testing/selftests/net'
 TAP version 13
 1..1
 # timeout set to 0
 # selftests: net: rtnetlink.sh
 # PASS: policy routing
 # PASS: route get
 # PASS: preferred_lft addresses have expired
 # PASS: promote_secondaries complete
 # PASS: tc htb hierarchy
 # PASS: gre tunnel endpoint
 # PASS: gretap
 # PASS: ip6gretap
 # PASS: erspan
 # PASS: ip6erspan
 # PASS: bridge setup
 # PASS: ipv6 addrlabel
 # PASS: set ifalias bfa064a6-93c6-4c02-bbe0-afa6bc5f037b for test-dummy0
 # PASS: vrf
(hang here)

[  871.770786] kernel BUG at mm/vmalloc.c:2865!
[  871.775074] Internal error: Oops - BUG: 00000000f2000800 [#1] SMP
[  871.781158] Modules linked in: fou vxlan ip6_udp_tunnel udp_tunnel vrf 8021q garp mrp bridge stp llc ip6_gre ip6_tunnel tunnel6 ip_gre ip_tunnel gre cls_u32 sch_htb macvtap macvlan tap dummy aria_generic aes_ce_ccm sm4_generic ccm sm4_neon poly1305_generic libpoly1305 poly1305_neon chacha_generic chacha_neon libchacha chacha20poly1305 binfmt_misc nls_iso8859_1 ipmi_ssif onboard_usb_hub hisi_hpre ecdh_generic hisi_sec2 hisi_zip hns_roce_hw_v2 libcurve25519_generic acpi_ipmi hisi_qm uacce ecc authenc ipmi_si hisi_uncore_l3c_pmu hisi_uncore_hha_pmu hisi_uncore_ddrc_pmu ipmi_devintf hisi_uncore_pmu arm_spe_pmu ipmi_msghandler arm_smmuv3_pmu hisi_trng_v2 cppc_cpufreq dm_multipath sch_fq_codel scsi_dh_rdac scsi_dh_emc scsi_dh_alua efi_pstore ip_tables x_tables autofs4 btrfs blake2b_generic raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor xor_neon raid6_pq libcrc32c raid1 raid0 mlx5_ib ib_uverbs macsec ib_core realtek crct10dif_ce polyval_ce polyval_generic ses ghash_ce enclosure mlx5_core hclge
[  871.781275]  sm4 sha2_ce mlxfw hibmc_drm hisi_sas_v3_hw sha256_arm64 drm_vram_helper psample sha1_ce hisi_sas_main drm_ttm_helper tls hns3 libsas pci_hyperv_intf xhci_pci ttm hnae3 xhci_pci_renesas ahci scsi_transport_sas i2c_algo_bit spi_dw_mmio gpio_dwapb spi_dw aes_neon_bs aes_neon_blk aes_ce_blk aes_ce_cipher [last unloaded: test_bpf]
[  871.900751] CPU: 38 PID: 246 Comm: ksoftirqd/38 Not tainted 6.8.0-39-generic-64k #39~22.04.1-Ubuntu
[  871.909755] Hardware name: Huawei TaiShan 2280 V2/BC82AMDC, BIOS 2280-V2 CS V3.B160.01 01/15/2020
[  871.918587] pstate: 00400009 (nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[  871.925520] pc : vunmap+0x6c/0x90
[  871.928843] lr : dma_common_free_remap+0x74/0xa0
[  871.933454] sp : ffff80009720fb30
[  871.936754] x29: ffff80009720fb30 x28: ffffac87e676b19c x27: ffff005ff6e9edb8
[  871.943858] x26: 000000000000000a x25: 0000000000000000 x24: ffffac87e7ec0470
[  871.950963] x23: 00000000f84e0000 x22: ffff0040181050b0 x21: 0000000000000001
[  871.958068] x20: ffff8000d0e80000 x19: ffff8000d0e80000 x18: ffff800097220078
[  871.965174] x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
[  871.972280] x14: 0000000000000000 x13: 0000000000000000 x12: 0101010101010101
[  871.979386] x11: 0000000000000000 x10: 0000000000000000 x9 : ffffac87e677bd5c
[  871.986492] x8 : ffff80009720fa88 x7 : 0000000000000000 x6 : 0000000000000000
[  871.993596] x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000000
[  872.000700] x2 : 0000000000000000 x1 : 0000000000000100 x0 : ffff8000d0e80000
[  872.007805] Call trace:
[  872.010244]  vunmap+0x6c/0x90
[  872.013201]  __iommu_dma_free+0x104/0x150
[  872.017206]  iommu_dma_free+0x48/0x80
[  872.020854]  dma_free_attrs+0x140/0x150
[  872.024674]  sec_aead_xcm_ctx_exit+0x70/0xe0 [hisi_sec2]
[  872.029973]  crypto_aead_exit_tfm+0x2c/0x58
[  872.034147]  crypto_destroy_tfm+0xb8/0x180
[  872.038231]  free_rxsa+0x2c/0x68 [macsec]
[  872.042240]  rcu_do_batch+0x1c4/0x4f0
[  872.045896]  rcu_core+0x2c0/0x3d8
[  872.049199]  rcu_core_si+0x1c/0x40
[  872.052587]  __do_softirq+0x134/0x458
[  872.056236]  run_ksoftirqd+0xa4/0xf0
[  872.059801]  smpboot_thread_fn+0x248/0x278
[  872.063887]  kthread+0x100/0x118
[  872.067106]  ret_from_fork+0x10/0x20
[  872.070671] Code: d2800001 d2800010 d2800011 d65f03c0 (d4210000) 
[  872.076741] ---[ end trace 0000000000000000 ]---
[  872.081689] Kernel panic - not syncing: Oops - BUG: Fatal exception in interrupt
[  872.089055] SMP: stopping secondary CPUs
[  872.093108] Kernel Offset: 0x2c87665c0000 from 0xffff800080000000
[  872.099173] PHYS_OFFSET: 0x0
[  872.102043] CPU features: 0x0,00000001,10028148,21016203
[  872.107336] Memory Limit: none
[  872.110627] ---[ end Kernel panic - not syncing: Oops - BUG: Fatal exception in interrupt ]---