Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000008
#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: 3 PID: 9380 Comm: kworker/3:0 Not tainted 6.8.9-100.fc38.x86_64 #1
Hardware name: ASUSTeK COMPUTER INC. X450CA/X450CA, BIOS X450CA.208 02/12/2014
Workqueue: usb_hub_wq hub_event
RIP: 0010:xhci_reserve_bandwidth+0x344/0xd60
Code: 8b 4a 10 44 8b 42 14 48 c7 c6 d0 7c cd a8 4c 89 ef 48 c7 c2 00 e5 bc a9 e8 d9 72 01 00 8b 74 24 18 48 8b 3c 24 31 d2 8d 46 ff <8b> 4f 08 41 89 c2 03 07 f7 f6 8b 77 20 ba 80 00 00 00 85 f6 75 0c
RSP: 0018:ffffb2bf0b223900 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffff9d1487efa000 RCX: ffffb2bf0b2238b0
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff9d14b49da000 R08: ffff9d14b49da020 R09: 0000000000000000
R10: ffff9d14b49da07c R11: 0000000000000001 R12: ffffb2bf0b223960
R13: ffff9d1487e9b260 R14: 000000000000001f R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff9d1596f80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000008 CR3: 000000016de28002 CR4: 00000000001706f0
Call Trace:
 <TASK>
 ? __die+0x23/0x70
 ? page_fault_oops+0x171/0x4f0
 ? exc_page_fault+0x7f/0x180
 ? asm_exc_page_fault+0x26/0x30
 ? xhci_reserve_bandwidth+0x344/0xd60
 ? local_clock_noinstr+0xd/0xb0
 ? local_clock+0x15/0x30
 ? metadata_update_state+0x7d/0xf0
 ? sysvec_apic_timer_interrupt+0xe/0x90
 xhci_configure_endpoint+0xa9/0x740
 xhci_endpoint_reset+0x36e/0x650
 ? hub_port_init+0x4c8/0x1000
 usb_enable_endpoint+0x7d/0x80
 hub_event+0x146e/0x1cb0
 process_one_work+0x176/0x340
 worker_thread+0x27b/0x3a0
 ? __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: uinput snd_seq_dummy snd_hrtimer xt_comment xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp 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 qrtr sunrpc uvcvideo binfmt_misc uvc videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev ath9k mc ath9k_common ath9k_hw vfat fat snd_hda_codec_hdmi mac80211 snd_hda_codec_realtek libarc4 snd_hda_codec_generic ath asus_nb_wmi cfg80211 asus_wmi snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core snd_hwdep intel_rapl_msr intel_rapl_common snd_seq ledtrig_audio snd_seq_device snd_pcm sparse_keymap x86_pkg_temp_thermal intel_powerclamp snd_timer iTCO_wdt
 intel_pmc_bxt iTCO_vendor_support platform_profile coretemp snd rapl rfkill mei_hdcp intel_cstate at24 pcspkr mei_pxp intel_uncore i2c_i801 i2c_smbus soundcore mei_me lpc_ich mei asus_wireless joydev squashfs loop zram i915 rtsx_pci_sdmmc i2c_algo_bit mmc_core drm_buddy ttm crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni polyval_generic drm_display_helper ghash_clmulni_intel sha512_ssse3 sha256_ssse3 sha1_ssse3 r8169 rtsx_pci cec video realtek wmi serio_raw kvm_intel kvm irqbypass iptable_filter ip6table_filter br_netfilter bridge stp llc arp_tables scsi_dh_rdac scsi_dh_emc scsi_dh_alua ip6_tables ip_tables dm_multipath fuse
CR2: 0000000000000008