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: 18926 Comm: kworker/7:1 Not tainted 5.17.12-100.fc34.x86_64 #1
Hardware name: LENOVO 20LCCTO1WW/20LCCTO1WW, BIOS N27ET30W (1.16 ) 09/20/2018
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:ffffb285005dfda0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff9ab687b2d5c0 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffffffff8b6a44c0 RDI: 0000000000000000
RBP: ffff9ab687b2d5c0 R08: ffff9ab687b2d5c8 R09: ffff9ab82f7af974
R10: 000000000000000b R11: 000000000000000b R12: ffff9ab9ff5f0f40
R13: ffff9ab9ff5fa800 R14: 0000000000000000 R15: ffff9ab687b2d400
FS:  0000000000000000(0000) GS:ffff9ab9ff5c0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000002d5c14003 CR4: 00000000003706e0
Call Trace:
 <TASK>
 hub_event+0x68/0x18d0
 ? finish_task_switch.isra.0+0xc1/0x2f0
 ? __switch_to+0x114/0x440
 ? __schedule+0x2e6/0x11c0
 ? try_to_wake_up+0x84/0x560
 ? preempt_count_add+0x6a/0xa0
 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: 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 rmi_smbus rmi_core snd_soc_skl snd_soc_hdac_hda snd_hda_codec_hdmi snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi snd_soc_core snd_ctl_led snd_hda_codec_realtek snd_compress snd_hda_codec_generic ac97_bus iwlmvm snd_pcm_dmaengine intel_tcc_cooling snd_hda_intel x86_pkg_temp_thermal intel_powerclamp snd_intel_dspcfg coretemp snd_intel_sdw_acpi
 snd_hda_codec mac80211 kvm_intel snd_hda_core iTCO_wdt intel_pmc_bxt snd_hwdep iTCO_vendor_support ee1004 intel_rapl_msr mei_pxp mei_hdcp libarc4 kvm btusb uvcvideo snd_seq btrtl btbcm videobuf2_vmalloc iwlwifi snd_seq_device irqbypass videobuf2_memops btintel iwlmei rapl videobuf2_v4l2 intel_cstate btmtk snd_pcm intel_uncore videobuf2_common processor_thermal_device_pci_legacy think_lmi processor_thermal_device bluetooth cfg80211 joydev pcspkr videodev thinkpad_acpi processor_thermal_rfim i2c_i801 firmware_attributes_class intel_wmi_thunderbolt thunderbolt wmi_bmof processor_thermal_mbox mc mei_me snd_timer i2c_smbus ledtrig_audio processor_thermal_rapl ecdh_generic intel_rapl_common mei platform_profile intel_soc_dts_iosf intel_pch_thermal intel_xhci_usb_role_switch rfkill snd soundcore int3403_thermal int340x_thermal_zone acpi_pad int3400_thermal acpi_thermal_rel zram ip_tables i915 i2c_algo_bit drm_kms_helper cec ttm crct10dif_pclmul crc32_pclmul crc32c_intel e1000e drm
 ghash_clmulni_intel uas serio_raw ucsi_acpi usb_storage typec_ucsi typec wmi video ipmi_devintf ipmi_msghandler fuse
CR2: 0000000000000000