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: 0 PID: 45509 Comm: kworker/0:3 Not tainted 6.8.7-300.fc40.x86_64 #1
Hardware name: Intel(R) Client Systems NUC8i7BEH/NUC8BEB, BIOS BECFL357.86A.0041.2018.0719.1931 07/19/2018
Workqueue: usb_hub_wq hub_event
RIP: 0010:strcmp+0x10/0x30
pci_bus 0000:04: Allocating resources
Code: 84 00 00 00 00 00 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 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:ffffb5f58f683d70 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8a9a9cb83b40 RCX: ffff8a95c8c855c8
RDX: 0000000000000001 RSI: ffffffff86aedb2c RDI: 0000000000000000
RBP: ffff8a95c8c80dc0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000000b R11: 000000000000000b R12: ffff8a95c8c87400
R13: ffff8a95c8c87450 R14: ffff8a95c0b13805 R15: ffff8a95c8c80dc0
pci_bus 0000:6c: Allocating resources
FS:  0000000000000000(0000) GS:ffff8a9d1dc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000200422003 CR4: 00000000003706f0
Call Trace:
 <TASK>
 ? __die+0x23/0x70
 ? page_fault_oops+0x174/0x530
 ? exc_page_fault+0x7f/0x180
 ? asm_exc_page_fault+0x26/0x30
 ? strcmp+0x10/0x30
 hub_event+0x90/0x1cd0
 ? enqueue_hrtimer+0x35/0x90
 ? hrtimer_start_range_ns+0x267/0x350
 ? sync_hw_clock+0x180/0x250
 ? mutex_lock+0x12/0x30
 process_one_work+0x16d/0x330
 worker_thread+0x273/0x3c0
 ? __pfx_worker_thread+0x10/0x10
 kthread+0xe5/0x120
 ? __pfx_kthread+0x10/0x10
 ret_from_fork+0x31/0x50
 ? __pfx_kthread+0x10/0x10
 ret_from_fork_asm+0x1b/0x30
 </TASK>
Modules linked in: uas usb_storage cdc_acm uinput joydev uhid 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 qrtr sunrpc bnep snd_sof_pci_intel_cnl snd_sof_intel_hda_common soundwire_intel snd_sof_intel_hda_mlink soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils soundwire_generic_allocation soundwire_bus snd_soc_skl snd_hda_codec_hdmi snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi iwlmvm snd_soc_core intel_rapl_msr snd_hda_codec_realtek snd_compress intel_rapl_common ac97_bus snd_hda_codec_generic binfmt_misc snd_pcm_dmaengine intel_uncore_frequency intel_uncore_frequency_common snd_hda_intel intel_tcc_cooling mac80211 snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec x86_pkg_temp_thermal
 intel_powerclamp snd_hda_core coretemp kvm_intel vfat fat snd_hwdep spi_nor libarc4 snd_seq kvm mtd iTCO_wdt intel_pmc_bxt iTCO_vendor_support mei_pxp mei_hdcp ee1004 snd_seq_device iwlwifi irqbypass btusb btrtl snd_pcm btintel rapl btbcm btmtk intel_cstate snd_timer cfg80211 intel_wmi_thunderbolt bluetooth intel_uncore wmi_bmof ir_rc6_decoder i2c_i801 pcspkr snd mei_me i2c_smbus spi_intel_pci soundcore spi_intel mei rc_rc6_mce rfkill intel_pch_thermal ite_cir intel_pmc_core intel_vsec pmt_telemetry pmt_class acpi_pad squashfs loop nfnetlink zram r8152 mii hid_logitech_hidpp i915 crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni polyval_generic rtsx_pci_sdmmc ghash_clmulni_intel mmc_core sha512_ssse3 nvme i2c_algo_bit drm_buddy ttm nvme_core e1000e rtsx_pci drm_display_helper sha256_ssse3 sha1_ssse3 nvme_auth cec video wmi pinctrl_cannonlake hid_logitech_dj ip6_tables ip_tables fuse
CR2: 0000000000000000