This issue related to the new kernel and QAT driver. To reproduce this issue needs only enable QAT and pass some traffic via tunnel/vti
```
[ 345.567183] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G O 5.10.28-amd64-vyos #1
[ 345.668898] Hardware name: Dell EMC VEP1445-V220/VEP1445-V220-CPU, BIOS 3.48.0.9-4 06/26/2019
[ 345.772705] RIP: 0010:__slab_free+0x18b/0x340
[ 345.826505] Code: 1f 44 00 00 eb 9c 41 f7 46 08 00 0d 21 00 0f 85 26 ff ff ff 4d 85 ed 0f 85 1d ff ff ff 80 4c 24 5b 80 45 31 ff e9 54 ff ff ff <0f> 0b 49 3b 5c 24 28 75 c4 48 8b 44 24 28 49 89 4c 24 28 49 89 44
[ 346.053221] RSP: 0018:ffffaed800118e00 EFLAGS: 00010246
[ 346.117440] RAX: ffff8f4ee3d45d00 RBX: 000000008020001e RCX: ffff8f4ee3d45c00
[ 346.204574] RDX: ffff8f4ee3d45c00 RSI: ffffde6a048f5100 RDI: ffff8f4ec0043600
[ 346.291709] RBP: ffffaed800118e98 R08: 0000000000000001 R09: ffffffffc09efa48
[ 346.378845] R10: ffff8f4ee3d45c00 R11: 0000000000000001 R12: ffffde6a048f5100
[ 346.465981] R13: ffff8f4ee3d45c00 R14: ffff8f4ec0043600 R15: ffffffffb50060c0
[ 346.553116] FS: 0000000000000000(0000) GS:ffff8f522fc80000(0000) knlGS:0000000000000000
[ 346.651710] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 346.722178] CR2: 000056184b1a89b8 CR3: 000000005020a000 CR4: 00000000003506e0
[ 346.809314] Call Trace:
[ 346.840202] <IRQ>
[ 346.865880] ? skb_release_all+0x9/0x20
[ 346.913429] ? xfrm_input+0x2d8/0x1110
[ 346.959940] ? kmem_cache_free+0x39c/0x3c0
[ 347.010620] esp_input_done2+0x258/0x3a0 [esp4]
[ 347.066503] esp_input_done+0xd/0x20 [esp4]
[ 347.118232] adf_handle_response+0x40/0xc0 [intel_qat]
[ 347.181408] adf_response_handler+0x78/0xd0 [intel_qat]
[ 347.245618] tasklet_action_common.isra.21+0x54/0xc0
[ 347.306712] __do_softirq+0xd2/0x227
[ 347.351138] asm_call_irq_on_stack+0x12/0x20
[ 347.403897] </IRQ>
[ 347.430618] do_softirq_own_stack+0x32/0x40
[ 347.482336] irq_exit_rcu+0x98/0xa0
[ 347.525721] common_interrupt+0x73/0x130
[ 347.574315] asm_common_interrupt+0x1e/0x40
[ 347.626034] RIP: 0010:cpuidle_enter_state+0xc6/0x2c0
[ 347.687127] Code: 89 c6 e8 9d e9 ba ff 45 84 ff 74 17 9c 58 0f 1f 44 00 00 f6 c4 02 0f 85 ac 01 00 00 31 ff e8 81 d9 bf ff fb 66 0f 1f 44 00 00 <85> db 0f 88 b3 00 00 00 48 63 c3 4c 2b 34 24 48 8d 14 40 48 8d 14
[ 347.913845] RSP: 0018:ffffaed80008fe80 EFLAGS: 00000246
[ 347.978064] RAX: ffff8f522fca2800 RBX: 0000000000000003 RCX: 000000000000001f
[ 348.065199] RDX: 000000506f2e3e8b RSI: 000000003a2e8ba3 RDI: 0000000000000000
[ 348.152334] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000022080
[ 348.239470] R10: 000000cb911aaa18 R11: ffff8f522fca18c4 R12: ffff8f522fcab200
[ 348.326605] R13: ffffffffb50b4a60 R14: 000000506f2e3e8b R15: 0000000000000000
[ 348.413743] cpuidle_enter+0x24/0x40
[ 348.458169] do_idle+0x24b/0x2a0
[ 348.498430] cpu_startup_entry+0x14/0x20
[ 348.547023] start_secondary+0x110/0x150
[ 348.595617] secondary_startup_64_no_verify+0xb0/0xbb
Apr 18 20:10:51 [ 348.657753] Modules linked in: ip_vti jitterentropy_rng drbg ansi_cprng echainiv af_packet twofish_generic twofish_x86_64_3way twofish_x86_64 twofish_common serpent_sse2_x86_64 serpent_generic blowfish_generic blowfish_x86_64 blowfish_common cast5_generic cast_common ctr ecb des_generic libdes cbc algif_skcipher camellia_generic camellia_x86_64 xcbc sha512_ssse3 sha512_generic md4 algif_hash af_alg xfrm_user xfrm4_tunnel tunnel4 ipcomp xfrm_ipcomp esp4 ah4 af_key usdm_drv(O) qat_c3xxx(O) intel_qat(O) dh_generic uio authenc fuse nft_chain_nat xt_CT xt_tcpudp nft_compat nfnetlink_cthelper nft_counter nf_tables nfnetlink nf_nat_pptp nf_conntrack_pptp nf_nat_h323 nf_conntrack_h323 nf_nat_sip nf_conntrack_sip nf_nat_tftp nf_nat_ftp nf_nat nf_conntrack_tftp nf_conntrack_ftp nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c ath10k_pci ath10k_core ath mac80211 cfg80211 pnd2_edac x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel libarc4
QAT-VEP1445 kern[ 348.657825] iTCO_wdt iTCO_vendor_support tpm_crb pcspkr tpm_tis tpm_tis_core tpm evdev crypto_simd cryptd glue_helper rng_core rapl button intel_cstate acpi_cpufreq mpls_iptunnel mpls_router ip_tunnel mpls_gso br_netfilter bridge stp llc ip_tables x_tables autofs4 nls_cp437 vfat fat ohci_hcd uhci_hcd ehci_hcd squashfs zstd_decompress lz4_decompress loop overlay ext4 crc32c_generic crc16 mbcache jbd2 nls_ascii usb_storage sd_mod t10_pi mmc_block ahci libahci sdhci_pci cqhci crc32c_intel sdhci xhci_pci ixgbe libata i2c_i801 xfrm_algo i2c_smbus mmc_core mdio scsi_mod xhci_hcd i2c_ismt igb i2c_algo_bit thermal
[ 350.389334] ---[ end trace d859569d05404950 ]---
el: 350.448482] RIP: 0010:__slab_free+0x18b/0x340
[ 350.516714] Code: 1f 44 00 00 eb 9c 41 f7 46 08 00 0d 21 00 0f 85 26 ff ff ff 4d 85 ed 0f 85 1d ff ff ff 80 4c 24 5b 80 45 31 ff e9 54 ff ff ff <0f> 0b 49 3b 5c 24 28 75 c4 48 8b 44 24 28 49 89 4c 24 28 49 89 44
[ 350.743439] RSP: 0018:ffffaed800118e00 EFLAGS: 00010246
[ 350.807650] RAX: ffff8f4ee3d45d00 RBX: 000000008020001e RCX: ffff8f4ee3d45c00
;1;31m-[ 350.894787] RDX: ffff8f4ee3d45c00 RSI: ffffde6a048f5100 RDI: ffff8f4ec0043600
[ 350.998588] RBP: ffffaed800118e98 R08: 0000000000000001 R09: ffffffffc09efa48
[ 351.085726] R10: ffff8f4ee3d45c00 R11: 0000000000000001 R12: ffffde6a048f5100
[ 351.172859] R13: ffff8f4ee3d45c00 R14: ffff8f4ec0043600 R15: ffffffffb50060c0
[ 351.259995] FS: 0000000000000000(0000) GS:ffff8f522fc80000(0000) knlGS:0000000000000000
[ 351.358589] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 351.429058] CR2: 000056184b1a89b8 CR3: 000000005020a000 CR4: 00000000003506e0
[ 351.516193] Kernel panic - not syncing: Fatal exception in interrupt
[ 351.594004] Kernel Offset: 0x33000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
[ 351.727083] Rebooting in 60 seconds..
```