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: 2 PID: 69840 Comm: kworker/2:1 Tainted: G        W          6.2.14-300.fc38.x86_64 #1
Hardware name: LENOVO 80Y7/LNVNB161216, BIOS 5NCN41WW 09/12/2018
Workqueue: usb_hub_wq hub_event
RIP: 0010:strcmp+0xc/0x30
Code: 01 45 84 c0 75 ee c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 31 c0 eb 08 48 83 c0 01 84 d2 74 13 <0f> b6 14 07 3a 14 06 74 ef 19 c0 83 c8 01 c3 cc cc cc cc 31 c0 c3
RSP: 0018:ffffb2684fe13d88 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff9bb611cdd9c0 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffffffffa693ae67 RDI: 0000000000000000
RBP: ffff9bb611cdac00 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000b R11: fefefefefefefeff R12: ffff9bb7b9ebba00
R13: ffff9bb611cdac30 R14: ffff9bb615f4eb40 R15: ffff9bb611cdd9c0
FS:  0000000000000000(0000) GS:ffff9bb7b9e80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000022e010003 CR4: 00000000003706e0
Call Trace:
 <TASK>
 hub_event+0x8e/0x1cd0
 ? _raw_spin_unlock+0x15/0x30
 ? finish_task_switch.isra.0+0x9f/0x320
 ? __switch_to+0x106/0x410
 ? __schedule+0x3d4/0x13e0
 ? queue_delayed_work_on+0x39/0x50
 ? mutex_lock+0xe/0x30
 process_one_work+0x1c4/0x3d0
 worker_thread+0x4d/0x380
 ? __pfx_worker_thread+0x10/0x10
 kthread+0xe6/0x110
 ? __pfx_kthread+0x10/0x10
 ret_from_fork+0x29/0x50
 </TASK>
Modules linked in: uinput rfcomm snd_seq_dummy snd_hrtimer 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_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables nfnetlink qrtr bnep sunrpc binfmt_misc snd_sof_pci_intel_skl snd_sof_intel_hda_common soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils soundwire_bus snd_soc_avs snd_soc_hda_codec snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_hda_codec_hdmi snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi snd_soc_core iTCO_wdt snd_hda_codec_realtek intel_pmc_bxt mei_hdcp mei_pxp snd_hda_codec_generic ledtrig_audio iTCO_vendor_support snd_compress ac97_bus snd_pcm_dmaengine ath10k_pci snd_hda_intel ath10k_core snd_intel_dspcfg intel_rapl_msr snd_intel_sdw_acpi uvcvideo snd_hda_codec mac80211
 videobuf2_vmalloc hid_sensor_als intel_tcc_cooling snd_hda_core videobuf2_memops x86_pkg_temp_thermal videobuf2_v4l2 snd_hwdep intel_powerclamp videobuf2_common snd_seq btusb snd_seq_device btrtl coretemp btbcm videodev libarc4 hid_sensor_accel_3d ath rapl hid_sensor_trigger hid_sensor_iio_common btintel intel_cstate industrialio_triggered_buffer kfifo_buf industrialio intel_uncore intel_wmi_thunderbolt btmtk mc cfg80211 snd_pcm pcspkr bluetooth snd_timer i2c_i801 wmi_bmof processor_thermal_device_pci_legacy snd i2c_smbus processor_thermal_device soundcore mei_me processor_thermal_rfim squashfs mei processor_thermal_mbox vfat processor_thermal_rapl idma64 fat intel_rapl_common intel_xhci_usb_role_switch intel_soc_dts_iosf intel_pch_thermal ideapad_laptop sparse_keymap platform_profile int3403_thermal rfkill int340x_thermal_zone soc_button_array int3400_thermal acpi_thermal_rel acpi_pad joydev loop zram i915 drm_buddy crct10dif_pclmul nvme crc32_pclmul crc32c_intel
 polyval_clmulni drm_display_helper polyval_generic nvme_core wacom cec ucsi_acpi typec_ucsi ghash_clmulni_intel hid_sensor_hub hid_multitouch sha512_ssse3 ttm nvme_common typec i2c_hid_acpi i2c_hid video wmi pinctrl_sunrisepoint serio_raw ip6_tables ip_tables fuse
CR2: 0000000000000000