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: 102781 Comm: kworker/4:3 Tainted: G        W  OE     5.17.12-100.fc34.x86_64 #1
Hardware name: LENOVO 20TJS2F42T/20TJS2F42T, BIOS N2VET33W (1.18 ) 08/11/2021
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: 0000:ffffac03523bfda0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff9417c98885c0 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffffffff956a44c0 RDI: 0000000000000000
RBP: ffff9417c98885c0 R08: ffff9417c98885c8 R09: ffff9413c3e99c74
R10: 000000000000000b R11: 000000000000000b R12: ffff941b1c330f40
R13: ffff941b1c33a800 R14: 0000000000000000 R15: ffff9417c9888400
FS:  0000000000000000(0000) GS:ffff941b1c300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000047f700005 CR4: 00000000007706e0
PKRU: 55555554
Call Trace:
 <TASK>
 hub_event+0x68/0x18d0
 ? finish_task_switch.isra.0+0xc1/0x2f0
 ? __schedule+0x2e6/0x11c0
 ? preempt_count_add+0x6a/0xa0
 process_one_work+0x1e2/0x3b0
 ? rescuer_thread+0x370/0x370
 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: snd_usb_audio snd_usbmidi_lib snd_rawmidi tls uhid hidp 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 iptable_filter qrtr bnep sunrpc binfmt_misc 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 iwlmvm snd_hda_codec_generic snd_soc_dmic snd_sof_pci_intel_cnl snd_sof_intel_hda_common mac80211 soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci
 snd_sof_xtensa_dsp libarc4 snd_sof soundwire_bus snd_soc_skl snd_soc_hdac_hda intel_tcc_cooling snd_hda_ext_core x86_pkg_temp_thermal intel_powerclamp iwlwifi snd_soc_sst_ipc snd_soc_sst_dsp coretemp snd_soc_acpi_intel_match snd_soc_acpi iTCO_wdt kvm_intel snd_soc_core intel_pmc_bxt ee1004 iTCO_vendor_support mei_hdcp mei_pxp mei_wdt intel_rapl_msr snd_compress ac97_bus snd_pcm_dmaengine kvm snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec btusb irqbypass btrtl rapl snd_hda_core iwlmei btbcm intel_cstate snd_hwdep btintel intel_uncore btmtk snd_seq think_lmi bluetooth pcspkr sparse_keymap joydev cfg80211 firmware_attributes_class snd_seq_device wmi_bmof snd_pcm intel_wmi_thunderbolt uvcvideo i2c_i801 processor_thermal_device_pci_legacy processor_thermal_device processor_thermal_rfim i2c_smbus thunderbolt snd_timer videobuf2_vmalloc thinkpad_acpi processor_thermal_mbox videobuf2_memops processor_thermal_rapl mei_me videobuf2_v4l2 ledtrig_audio
 intel_rapl_common platform_profile ecdh_generic videobuf2_common mei intel_soc_dts_iosf rfkill intel_pch_thermal snd soundcore int3403_thermal int340x_thermal_zone int3400_thermal acpi_tad acpi_thermal_rel acpi_pad v4l2loopback(OE) videodev mc ip6_tables ip_tables zram i915 i2c_algo_bit drm_kms_helper cec sdhci_pci ttm cqhci crct10dif_pclmul crc32_pclmul crc32c_intel drm sdhci nvme mmc_core serio_raw ucsi_acpi ghash_clmulni_intel nvme_core typec_ucsi typec wmi video pinctrl_cannonlake ipmi_devintf ipmi_msghandler fuse
CR2: 0000000000000000