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 PTI
CPU: 7 PID: 2628114 Comm: kworker/7:2 Tainted: P S         OE     5.17.12-100.fc34.x86_64 #1
Hardware name: LENOVO 20KHCTO1WW/20KHCTO1WW, BIOS N23ET68W (1.43 ) 10/16/2019
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:ffffb412c6167da0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8f860b88c1c0 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffffffffb96a44c0 RDI: 0000000000000000
RBP: ffff8f860b88c1c0 R08: ffff8f860b88c1c8 R09: ffff8f84e0c458b4
R10: 000000000000000b R11: 000000000000000b R12: ffff8f88127f0f40
R13: ffff8f88127fa800 R14: 0000000000000000 R15: ffff8f860b88c000
FS:  0000000000000000(0000) GS:ffff8f88127c0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000034a00e002 CR4: 00000000003706e0
Call Trace:
 <TASK>
 hub_event+0x68/0x18d0
 ? __wake_up_common_lock+0x7a/0x90
 ? rpm_idle+0x212/0x2f0
 process_one_work+0x1e5/0x3b0
 worker_thread+0x50/0x3a0
 ? rescuer_thread+0x370/0x370
 kthread+0xe8/0x110
 ? kthread_complete_and_exit+0x20/0x20
 ret_from_fork+0x22/0x30
 </TASK>
Modules linked in: cdc_ether usbnet r8152 mii snd_usb_audio snd_usbmidi_lib snd_rawmidi typec_displayport rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace fscache netfs 8021q garp mrp 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 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 vmnet(OE) ppdev parport_pc parport vmw_vsock_vmci_transport vsock ip_set vmw_vmci nfnetlink vmmon(OE) ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) bnep sunrpc vfat fat squashfs loop btusb btrtl btbcm btintel btmtk
 uvcvideo bluetooth videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev mc ecdh_generic snd_hda_codec_hdmi rmi_smbus rmi_core mei_hdcp mei_pxp iTCO_wdt intel_pmc_bxt iTCO_vendor_support snd_soc_skl intel_rapl_msr snd_soc_hdac_hda snd_hda_ext_core intel_tcc_cooling snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match x86_pkg_temp_thermal snd_soc_acpi intel_powerclamp snd_soc_core coretemp kvm_intel iwlmvm snd_compress snd_ctl_led ac97_bus snd_hda_codec_realtek mac80211 snd_pcm_dmaengine snd_hda_codec_generic kvm snd_hda_intel libarc4 snd_intel_dspcfg irqbypass snd_intel_sdw_acpi rapl snd_hda_codec intel_cstate iwlwifi snd_hda_core intel_uncore snd_hwdep iwlmei snd_seq snd_seq_device snd_pcm joydev pcspkr wmi_bmof intel_wmi_thunderbolt i2c_i801 think_lmi firmware_attributes_class cfg80211 snd_timer i2c_smbus thunderbolt processor_thermal_device_pci_legacy processor_thermal_device mei_me processor_thermal_rfim processor_thermal_mbox
 processor_thermal_rapl intel_xhci_usb_role_switch mei thinkpad_acpi intel_rapl_common intel_pch_thermal intel_soc_dts_iosf ledtrig_audio platform_profile rfkill snd int3403_thermal soundcore int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad zram ip_tables i915 zfs(POE) zunicode(POE) zzstd(OE) zlua(OE) zavl(POE) icp(POE) i2c_algo_bit drm_kms_helper zcommon(POE) znvpair(POE) spl(OE) cec ttm crct10dif_pclmul crc32_pclmul nvme crc32c_intel drm e1000e nvme_core ghash_clmulni_intel serio_raw ucsi_acpi uas typec_ucsi usb_storage typec wmi video i2c_hid_acpi i2c_hid ipmi_devintf ipmi_msghandler fuse
CR2: 0000000000000000