Backtrace

WARNING: CPU: 6 PID: 11652 at drivers/pci/probe.c:1096 pci_add_new_bus+0x41b/0x470
Modules linked in: xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp rfcomm nf_conntrack_tftp tun bridge stp llc ccm nft_objref nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc vfat fat typec_displayport elan_i2c iTCO_wdt intel_pmc_bxt iTCO_vendor_support ee1004 mei_wdt mei_hdcp x86_pkg_temp_thermal intel_rapl_msr intel_powerclamp coretemp kvm_intel snd_soc_skl snd_soc_sst_ipc snd_hda_codec_hdmi snd_soc_sst_dsp iwlmvm snd_hda_ext_core snd_soc_acpi_intel_match kvm snd_soc_acpi snd_soc_core snd_hda_codec_realtek snd_compress snd_hda_codec_generic
 ac97_bus irqbypass mac80211 snd_pcm_dmaengine snd_hda_intel rapl snd_intel_dspcfg snd_hda_codec intel_cstate snd_usb_audio snd_hda_core libarc4 intel_uncore snd_usbmidi_lib cdc_ether snd_rawmidi snd_hwdep usbnet iwlwifi uvcvideo snd_seq pcspkr videobuf2_vmalloc snd_seq_device r8152 joydev i2c_i801 i2c_smbus intel_wmi_thunderbolt wmi_bmof videobuf2_memops btusb snd_pcm btrtl videobuf2_v4l2 btbcm mii btintel cfg80211 snd_timer videobuf2_common bluetooth videodev processor_thermal_device intel_rapl_common mc thunderbolt ecdh_generic ecc thinkpad_acpi mei_me ucsi_acpi typec_ucsi mei intel_xhci_usb_role_switch idma64 roles ledtrig_audio intel_soc_dts_iosf intel_pch_thermal typec snd soundcore rfkill int3403_thermal int340x_thermal_zone acpi_pad int3400_thermal acpi_thermal_rel ip_tables dm_crypt i915 i2c_algo_bit crct10dif_pclmul crc32_pclmul crc32c_intel drm_kms_helper cec ghash_clmulni_intel e1000e uas serio_raw nvme nvme_core drm usb_storage wmi video wireguard curve25519_x86_64
 libcurve25519_generic libchacha20poly1305 chacha_x86_64 libchacha poly1305_x86_64 ip6_udp_tunnel udp_tunnel libblake2s blake2s_x86_64 libblake2s_generic fuse
CPU: 6 PID: 11652 Comm: kworker/u16:30 Not tainted 5.9.16-200.fc33.x86_64 #1
Hardware name: LENOVO 20L8S2N809/20L8S2N809, BIOS N22ET65W (1.42 ) 06/04/2020
Workqueue: kacpi_hotplug acpi_hotplug_work_fn
RIP: 0010:pci_add_new_bus+0x41b/0x470
Code: 85 d2 74 3e 83 c0 02 48 98 0f b6 80 88 e7 0c 87 eb 0b 83 fa 01 19 c0 83 e0 03 83 c0 0c 41 88 84 24 e3 00 00 00 e9 46 fd ff ff <0f> 0b e9 2b fe ff ff b8 02 00 00 00 eb c8 b8 02 00 00 00 e9 01 fd
RSP: 0018:ffffae1f01577c08 EFLAGS: 00010282
RAX: 00000000ffffffef RBX: ffff896b14783000 RCX: 00000000000067c4
RDX: 00000000000067c3 RSI: 16d45fa76e4b3949 RDI: ffff896b39aab958
RBP: ffff896b39aac800 R08: ffff896b0a44da28 R09: ffff896b6c9e3738
R10: 000000000000002d R11: ffff896aeff4ada0 R12: ffff896b39aab800
R13: 0000000000000000 R14: ffff896b39aab920 R15: ffff896b14783000
FS:  0000000000000000(0000) GS:ffff896b6e580000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f27d3f1d000 CR3: 000000014ba0e006 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 pci_scan_bridge_extend+0x5e3/0x620
 pci_scan_child_bus_extend+0xcc/0x2a0
 pci_scan_bridge_extend+0x578/0x620
 enable_slot+0x1b3/0x430
 acpiphp_check_bridge.part.0+0x117/0x140
 acpiphp_hotplug_notify+0x170/0x280
 ? acpiphp_post_dock_fixup+0xc0/0xc0
 acpi_device_hotplug+0x8e/0x390
 acpi_hotplug_work_fn+0x3d/0x50
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30