The kernel crashes with the GPF in find_css_set().

Issue

• The kernel crashes with the GPF ocurrs in find_css_set().

[552209.251247] general protection fault: 0000 [#1] SMP NOPTI
[552209.316918] CPU: 91 PID: 418707 Comm: runc Kdump: loaded Not tainted 4.18.0-193.14.3.el8_2.x86_64 #1
[552209.427250] Hardware name: Dell Inc. PowerEdge R740/04FC42, BIOS 2.7.7 05/04/2020
[552209.517830] RIP: 0010:find_css_set+0xf0/0x690
[552209.570967] Code: 03 00 00 74 03 44 21 de 0f b7 f6 44 85 f6 0f 85 1d 01 00 00 48 89 fa 48 8b ba 28 01 00 00 48 85 ff 75 d2 48 8b b2 88 02 00 00 <0f> b7 76 08 0f a3 ce 0f 82 fa 00 00 00 48 83 c0 01 49 89 39 49 83
[552209.796731] RSP: 0018:ffffb11bb12a3c68 EFLAGS: 00010046
[552209.860266] RAX: 0000000000000003 RBX: ffff89c4f94f2000 RCX: 0000000000000003
[552209.946684] RDX: ffff89aafd576d40 RSI: 010006087a319e3e RDI: 0000000000000000
[552210.033100] RBP: ffff8a7c8d25e400 R08: ffffb11bb12a3c90 R09: ffffb11bb12a3ca8
[552210.119514] R10: 0000000000000001 R11: 0000000000000903 R12: ffff89c5b85d8000
[552210.205931] R13: 0000000000000008 R14: 0000000000000008 R15: ffff8a7c8d25e5c8
[552210.292346] FS:  00007f8f03fff700(0000) GS:ffff8a85bfb40000(0000) knlGS:0000000000000000
[552210.390200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[552210.459977] CR2: 00007f8f1ae83000 CR3: 0000017011226001 CR4: 00000000007626e0
[552210.546395] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[552210.632812] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[552210.719227] PKRU: 55555554
[552210.752609] Call Trace:
[552210.782875]  ? update_load_avg+0x7c/0x5b0
[552210.831848]  ? account_entity_enqueue+0x9c/0xd0
[552210.887071]  cgroup_migrate_prepare_dst+0x48/0x240
[552210.945409]  cgroup_attach_task+0x111/0x220
[552210.996469]  ? _cond_resched+0x15/0x30
[552211.042327]  __cgroup1_procs_write.constprop.13+0xc7/0x110
[552211.108985]  cgroup_file_write+0x8a/0x150
[552211.157966]  ? __check_object_size+0xa8/0x16b
[552211.211106]  kernfs_fop_write+0x116/0x190
[552211.260083]  vfs_write+0xa5/0x1a0
[552211.300742]  ksys_write+0x4f/0xb0
[552211.341403]  do_syscall_64+0x5b/0x1a0
[552211.386224]  entry_SYSCALL_64_after_hwframe+0x65/0xca
[552211.447681] RIP: 0033:0x55f14ccfd2d0
[552211.491460] Code: 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 49 c7 c2 00 00 00 00 49 c7 c0 00 00 00 00 49 c7 c1 00 00 00 00 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30
[552211.717225] RSP: 002b:000000c000274718 EFLAGS: 00000212 ORIG_RAX: 0000000000000001
[552211.808838] RAX: ffffffffffffffda RBX: 000000c000020000 RCX: 000055f14ccfd2d0
[552211.895254] RDX: 0000000000000006 RSI: 000000c0002748e8 RDI: 0000000000000005
[552211.981670] RBP: 000000c000274768 R08: 0000000000000000 R09: 0000000000000000
[552212.068087] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000000000f2
[552212.154503] R13: 0000000000000000 R14: 000055f14d00308c R15: 0000000000000000
[552212.240918] Modules linked in: nfsv3 nfs_acl veth vhost_net vhost tap tun nfs_layout_nfsv41_files rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace fscache xsk_diag tcp_diag udp_diag raw_diag inet_diag unix_diag af_packet_diag netlink_diag nf_conntrack_netlink overlay 8021q garp mrp sch_ingress bonding geneve ip6_udp_tunnel udp_tunnel nfnetlink_cttimeout openvswitch nf_nat_ipv6 nf_conncount nls_utf8 isofs nf_log_ipv4 nf_log_ipv6 nf_log_common nft_limit nf_conntrack_ipv6 nf_defrag_ipv6 nft_counter rpcrdma ib_isert iscsi_target_mod xt_LOG xt_limit ib_iser nft_chain_nat_ipv4 xt_multiport nf_conntrack_ipv4 nf_defrag_ipv4 xt_comment nf_nat_ipv4 nf_nat xt_state xt_conntrack ib_srpt nft_compat nft_chain_route_ipv4 target_core_mod ib_srp scsi_transport_srp ib_ipoib nf_tables rdma_ucm nfnetlink ib_umad iw_cxgb4 ib_uverbs rdma_cm iw_cm ib_cm ib_core intel_rapl_msr dell_smbios dell_wmi_descriptor iTCO_wdt wmi_bmof iTCO_vendor_support dcdbas intel_rapl_common ipmi_ssif skx_edac nfit
[552212.240948]  libnvdimm x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass intel_cstate ipmi_si intel_uncore mei_me ipmi_devintf joydev intel_rapl_perf pcspkr i2c_i801 lpc_ich mei wmi ipmi_msghandler acpi_power_meter nf_conntrack br_netfilter bridge stp llc ip_tables xfs libcrc32c dm_multipath sr_mod cdrom sd_mod sg mgag200 drm_vram_helper i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops crct10dif_pclmul ttm crc32_pclmul ixgbe crc32c_intel drm ghash_clmulni_intel ahci libahci dca libata tg3 megaraid_sas mdio sunrpc dm_mirror dm_region_hash dm_log dm_mod be2iscsi bnx2i cnic uio cxgb4i cxgb4 libcxgbi libcxgb qla4xxx iscsi_boot_sysfs iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi