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] PREEMPT SMP NOPTI
CPU: 4 PID: 329275 Comm: kworker/4:0 Tainted: G        W         5.17.12-100.fc34.x86_64 #1
Hardware name: LENOVO 20TJS2F40X/20TJS2F40X, BIOS N2VET32W (1.17 ) 06/24/2021
Workqueue: usb_hub_wq hub_event
RIP: 0010:strcmp+0xc/0x20
Code: 75 f7 31 d2 44 0f b6 04 16 44 88 04 11 48 83 c2 01 45 84 c0 75 ee c3 cc 66 0f 1f 44 00 00 31 c0 eb 08 48 83 c0 01 84 d2 74 10 <0f> b6 14 07 3a 14 06 74 ef 19 c0 83 c8 01 c3 cc 31 c0 c3 cc 48 85
RSP: 0018:ffffb9ccc7cbbda0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff9d94015375c0 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffffffff9e6a44c0 RDI: 0000000000000000
RBP: ffff9d94015375c0 R08: ffff9d94015375c8 R09: ffff9d986f837eb4
R10: 000000000000000b R11: 000000000000000b R12: ffff9d9b5c330f40
R13: ffff9d9b5c33a800 R14: 0000000000000000 R15: ffff9d9401537400
FS:  0000000000000000(0000) GS:ffff9d9b5c300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000010aadc006 CR4: 00000000007706e0
PKRU: 55555554
Call Trace:
 <TASK>
 hub_event+0x68/0x18d0
 ? finish_task_switch.isra.0+0xc1/0x2f0
 ? __switch_to+0x114/0x440
 ? __schedule+0x2e6/0x11c0
 ? preempt_count_add+0x6a/0xa0
 process_one_work+0x1e2/0x3b0
 worker_thread+0x50/0x3a0
 ? rescuer_thread+0x370/0x370
 kthread+0xe5/0x110
 ? kthread_complete_and_exit+0x20/0x20
 ret_from_fork+0x1f/0x30
 </TASK>
Modules linked in: binfmt_misc uinput rfcomm snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc 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 bnep sunrpc vfat fat squashfs loop snd_ctl_led snd_soc_skl_hda_dsp snd_soc_intel_hda_dsp_common snd_soc_hdac_hdmi snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_soc_dmic iwlmvm snd_sof_pci_intel_cnl snd_sof_intel_hda_common soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci mac80211 snd_sof_xtensa_dsp snd_sof soundwire_bus snd_soc_skl
 snd_soc_hdac_hda libarc4 snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi iwlwifi snd_soc_core intel_tcc_cooling snd_compress x86_pkg_temp_thermal intel_powerclamp ac97_bus iTCO_wdt coretemp snd_pcm_dmaengine intel_pmc_bxt mei_hdcp mei_pxp ee1004 mei_wdt iTCO_vendor_support intel_rapl_msr btusb snd_hda_intel kvm_intel btrtl snd_intel_dspcfg btbcm kvm snd_intel_sdw_acpi btintel snd_hda_codec btmtk uvcvideo irqbypass iwlmei videobuf2_vmalloc rapl videobuf2_memops intel_cstate bluetooth snd_hda_core videobuf2_v4l2 snd_hwdep cfg80211 intel_uncore processor_thermal_device_pci_legacy snd_seq videobuf2_common thinkpad_acpi snd_seq_device processor_thermal_device processor_thermal_rfim pcspkr videodev sparse_keymap joydev snd_pcm think_lmi processor_thermal_mbox ledtrig_audio firmware_attributes_class i2c_i801 processor_thermal_rapl platform_profile intel_wmi_thunderbolt wmi_bmof mei_me ecdh_generic thunderbolt snd_timer i2c_smbus mc
 intel_rapl_common rfkill mei intel_soc_dts_iosf intel_pch_thermal snd soundcore int3403_thermal int340x_thermal_zone int3400_thermal acpi_pad acpi_thermal_rel acpi_tad zram ip_tables i915 i2c_algo_bit drm_kms_helper cec ttm rtsx_pci_sdmmc mmc_core drm crct10dif_pclmul nvme crc32_pclmul crc32c_intel nvme_core ghash_clmulni_intel ucsi_acpi rtsx_pci serio_raw typec_ucsi typec wmi video pinctrl_cannonlake ipmi_devintf ipmi_msghandler fuse
CR2: 0000000000000000