Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000020
#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: 1 PID: 75 Comm: kworker/1:2 Tainted: G        W          6.8.5-301.fc40.x86_64 #1
Hardware name: ASUSTeK COMPUTER INC. X550CC/X550CC, BIOS X550CC.222 02/24/2014
Workqueue: usb_hub_wq hub_event
RIP: 0010:xhci_reserve_bandwidth+0x28e/0x650
Code: 8b 48 10 44 8b 40 14 4c 89 ef 48 c7 c2 18 a5 bb a7 48 c7 c6 80 fa c3 a6 e8 0f 48 01 00 48 8b 3c 24 8b 74 24 20 31 d2 8d 46 ff <8b> 4f 20 44 8b 77 08 41 89 c3 03 07 f7 f6 ba 80 00 00 00 85 c9 75
RSP: 0018:ffffb3490036f920 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffff91ca0bc1e000 RCX: ffffb3490036f8d0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff91ca050f8000 R08: ffff91ca050f8020 R09: 0000000000000000
R10: ffff91ca0507b080 R11: 00000000000000aa R12: ffffb3490036f960
R13: ffff91ca01062260 R14: 000000000000001f R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff91cc22e80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000020 CR3: 00000002b1422005 CR4: 00000000001706f0
Call Trace:
 <TASK>
 ? __die+0x23/0x70
 ? page_fault_oops+0x174/0x530
 ? exc_page_fault+0x7f/0x180
 ? asm_exc_page_fault+0x26/0x30
 ? xhci_reserve_bandwidth+0x28e/0x650
 xhci_configure_endpoint+0x99/0x710
 xhci_endpoint_reset+0x359/0x630
 ? hub_port_init+0x37d/0xf60
 usb_enable_endpoint+0x7d/0x80
 hub_event+0x148e/0x1cd0
 ? vfree.part.0+0xde/0x240
 process_one_work+0x170/0x330
 worker_thread+0x273/0x3c0
 ? __pfx_worker_thread+0x10/0x10
 kthread+0xe8/0x120
 ? __pfx_kthread+0x10/0x10
 ret_from_fork+0x34/0x50
 ? __pfx_kthread+0x10/0x10
 ret_from_fork_asm+0x1b/0x30
 </TASK>
Modules linked in: rndis_host cdc_ether usbnet mii uinput 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 bnep sunrpc binfmt_misc vfat fat intel_rapl_msr intel_rapl_common snd_hda_codec_hdmi x86_pkg_temp_thermal intel_powerclamp snd_hda_codec_realtek btusb snd_hda_codec_generic coretemp btrtl snd_hda_intel asus_nb_wmi btintel snd_intel_dspcfg asus_wmi kvm_intel snd_intel_sdw_acpi btbcm ledtrig_audio btmtk snd_hda_codec kvm bluetooth sparse_keymap platform_profile uvcvideo uvc videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev snd_hda_core rfkill iTCO_wdt intel_pmc_bxt snd_hwdep snd_seq mc snd_seq_device snd_pcm snd_timer mei_hdcp mei_pxp snd mei_me soundcore iTCO_vendor_support irqbypass lpc_ich at24 wmi_bmof rapl intel_cstate pcspkr mei i2c_i801 intel_uncore
 i2c_smbus asus_wireless loop nfnetlink zram i915 nouveau crct10dif_pclmul rtsx_pci_sdmmc crc32_pclmul crc32c_intel mmc_core polyval_clmulni polyval_generic ghash_clmulni_intel drm_ttm_helper sha512_ssse3 gpu_sched sha256_ssse3 sha1_ssse3 drm_gpuvm drm_exec mxm_wmi r8169 i2c_algo_bit drm_buddy rtsx_pci ttm realtek drm_display_helper cec video wmi serio_raw ata_generic pata_acpi ip6_tables ip_tables fuse
CR2: 0000000000000020