Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 23e427067 P4D 23e427067 PUD 0 
Oops: 0000 [#1] SMP NOPTI
CPU: 0 PID: 225722 Comm: kworker/0:0 Tainted: G        W         5.9.16-200.fc33.x86_64 #1
Hardware name: Dell Inc. XPS 13 7390/0192QE, BIOS 1.6.0 07/07/2020
Workqueue: usb_hub_wq hub_event
RIP: 0010:hub_event+0x6d/0x1800
Code: 24 30 0f 1f 44 00 00 48 8b 04 24 48 8b 40 48 48 8b 00 48 8b 70 50 48 85 f6 75 03 48 8b 30 48 c7 c7 6b 17 43 b6 b9 0d 00 00 00 <f3> a6 0f 97 c0 1c 00 84 c0 75 0e 48 8b 04 24 83 78 18 07 0f 84 02
RSP: 0000:ffffaba8c3b9bdb8 EFLAGS: 00010246
RAX: ffff9f65f246e0b0 RBX: 0000000000000000 RCX: 000000000000000d
RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffffffb643176b
RBP: ffff9f65f52639c0 R08: ffff9f65fe629d20 R09: ffff9f65c1770434
R10: 0000000000000018 R11: 0000000000000018 R12: ffff9f65fe629d00
R13: ffff9f65fe632d00 R14: ffff9f65c17703c0 R15: ffff9f65f52639c0
FS:  0000000000000000(0000) GS:ffff9f65fe600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000027627e002 CR4: 00000000003706f0
Call Trace:
 ? rpm_idle+0xca/0x300
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x1f/0x30
Modules linked in: 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 nf_tables ip6table_filter ip6_tables iptable_filter ip_tables uinput rfcomm tun bridge stp llc ccm cdc_ether usbnet r8152 mii snd_usb_audio snd_usbmidi_lib snd_rawmidi ip_set nfnetlink cmac bnep sunrpc typec_displayport vfat fat btusb btrtl btbcm btintel uvcvideo bluetooth videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev mc ecdh_generic ecc cdc_acm snd_sof_pci snd_sof_intel_byt snd_sof_intel_ipc snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_xtensa_dsp snd_sof_intel_hda snd_sof snd_soc_skl iwlmvm snd_hda_codec_hdmi snd_soc_sst_ipc iTCO_wdt x86_pkg_temp_thermal intel_powerclamp
 snd_soc_sst_dsp snd_hda_ext_core intel_pmc_bxt coretemp snd_soc_acpi_intel_match snd_hda_codec_realtek snd_soc_acpi iTCO_vendor_support mac80211 mei_hdcp snd_soc_core intel_rapl_msr snd_hda_codec_generic kvm_intel libarc4 snd_compress ac97_bus snd_pcm_dmaengine dell_laptop snd_hda_intel ledtrig_audio snd_intel_dspcfg dell_smm_hwmon kvm snd_hda_codec iwlwifi snd_hda_core irqbypass snd_hwdep rapl intel_cstate dell_wmi snd_seq dell_smbios cfg80211 intel_uncore snd_seq_device dcdbas snd_pcm i2c_i801 snd_timer pcspkr dell_wmi_descriptor intel_wmi_thunderbolt wmi_bmof snd thunderbolt i2c_smbus soundcore rfkill mei_me mei joydev idma64 intel_pch_thermal processor_thermal_device intel_rapl_common ucsi_acpi intel_soc_dts_iosf typec_ucsi typec int3403_thermal int340x_thermal_zone acpi_pad int3400_thermal acpi_thermal_rel intel_hid acpi_tad sparse_keymap zram dm_crypt hid_multitouch i915 rtsx_pci_sdmmc mmc_core crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit nvme drm_kms_helper
 ghash_clmulni_intel cec serio_raw drm nvme_core rtsx_pci wmi i2c_hid pinctrl_cannonlake video pinctrl_intel fuse [last unloaded: ip_tables]
CR2: 0000000000000000