Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#1] SMP NOPTI
CPU: 2 PID: 37061 Comm: kworker/2:4 Not tainted 5.11.15-300.fc34.x86_64 #1
Hardware name: LENOVO 20U9006KMX/20U9006KMX, BIOS N2WET27W (1.17 ) 03/29/2021
Workqueue: usb_hub_wq hub_event
RIP: 0010:strcmp+0xc/0x20
Code: 06 49 89 f8 48 83 c6 01 48 83 c7 01 88 47 ff 84 c0 75 eb 4c 89 c0 c3 0f 1f 80 00 00 00 00 31 c0 eb 08 48 83 c0 01 84 d2 74 0f <0f> b6 14 07 3a 14 06 74 ef 19 c0 83 c8 01 c3 31 c0 c3 66 90 48 85
RSP: 0000:ffffbc4c4296fd98 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff9989ee0cf1c0 RCX: ffff99894c1e2dc8
RDX: 0000000000000001 RSI: ffffffff86453af3 RDI: 0000000000000000
RBP: ffff9989ee0cf1c0 R08: ffff998b6f6a99a0 R09: ffff998aaedae42c
R10: 000000000000000b R11: 000000000000000b R12: ffff998b6f6a9980
R13: ffff998b6f6b2e00 R14: 0000000000000000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff998b6f680000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000390750001 CR4: 00000000003706e0
Call Trace:
 hub_event+0x6d/0x1760
 ? __wake_up_common_lock+0x7a/0x90
 ? rpm_idle+0xcc/0x2d0
 process_one_work+0x1ec/0x380
 worker_thread+0x53/0x3e0
 ? process_one_work+0x380/0x380
 kthread+0x11b/0x140
 ? kthread_associate_blkcg+0xa0/0xa0
 ret_from_fork+0x1f/0x30
Modules linked in: cdc_ether usbnet tun uhid snd_seq_dummy rfcomm snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT bridge stp llc nf_nat_tftp nf_conntrack_tftp 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 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 nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc vfat fat snd_soc_skl_hda_dsp snd_soc_hdac_hdmi snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_soc_dmic snd_sof_pci snd_sof_intel_hda_common snd_sof_intel_hda snd_sof_intel_byt snd_sof_intel_ipc snd_sof snd_sof_xtensa_dsp snd_soc_skl snd_soc_hdac_hda x86_pkg_temp_thermal snd_hda_ext_core intel_powerclamp coretemp snd_soc_sst_ipc snd_soc_sst_dsp iTCO_wdt
 intel_pmc_bxt snd_soc_acpi_intel_match iTCO_vendor_support kvm_intel snd_soc_acpi mei_hdcp snd_hda_intel intel_rapl_msr snd_intel_dspcfg kvm soundwire_intel iwlmvm soundwire_generic_allocation snd_soc_core snd_compress irqbypass snd_pcm_dmaengine rapl intel_cstate soundwire_cadence mac80211 intel_uncore snd_hda_codec snd_usb_audio wmi_bmof pcspkr snd_hda_core intel_wmi_thunderbolt snd_usbmidi_lib i2c_i801 i2c_smbus ac97_bus libarc4 snd_hwdep snd_rawmidi thunderbolt iwlwifi uvcvideo btusb snd_seq btrtl videobuf2_vmalloc btbcm videobuf2_memops btintel mei_me snd_seq_device videobuf2_v4l2 cfg80211 bluetooth snd_pcm mei videobuf2_common joydev videodev idma64 snd_timer mc ecdh_generic ecc processor_thermal_device intel_pch_thermal thinkpad_acpi processor_thermal_rfim nxp_nci_i2c processor_thermal_mbox processor_thermal_rapl nxp_nci intel_rapl_common nci intel_soc_dts_iosf ucsi_acpi platform_profile typec_ucsi ledtrig_audio typec nfc snd soundcore int3403_thermal rfkill
 int340x_thermal_zone soc_button_array intel_hid acpi_pad int3400_thermal sparse_keymap acpi_thermal_rel zram ip_tables dm_crypt r8152 mii hid_plantronics i915 hid_multitouch i2c_algo_bit drm_kms_helper crct10dif_pclmul crc32_pclmul crc32c_intel cec drm ghash_clmulni_intel nvme e1000e serio_raw nvme_core wmi i2c_hid video pinctrl_cannonlake fuse
CR2: 0000000000000000