Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000022
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 80000000032c3067 P4D 80000000032c3067 PUD 57630067 PMD 0 
Oops: 0000 [#1] PREEMPT SMP PTI
CPU: 1 PID: 2970 Comm: DDLC Not tainted 6.8.5-301.fc40.x86_64 #1
Hardware name: Intel Corporation Intel powered classmate PC/Intel powered classmate PC, BIOS MPBYT10A.17A.0030.2014.0906.1259 09/06/2014
RIP: 0010:futex_wake+0xf2/0x190
Code: 48 8d 40 04 49 83 c5 08 48 89 c7 48 89 04 24 e8 84 dd e3 00 49 8b 55 00 48 8b 02 48 8d 72 e8 4c 8d 70 e8 49 39 d5 75 19 eb 66 <49> 8b 46 18 49 8d 56 18 4c 89 f6 48 83 e8 18 49 39 d5 74 52 49 89
RSP: 0018:ffffaedf833fbd70 EFLAGS: 00010206
RAX: 0000000001121000 RBX: 00000000ffffffff RCX: 0000000097864cfd
RDX: ffffaedf83493d30 RSI: ffffaedf83493d18 RDI: ffff9438017f3184
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffffaedf833fbd78
R13: ffff9438017f3188 R14: 000000000000000a R15: 0000000000000000
FS:  00007f9ea1b3d740(0000) GS:ffff943873680000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000022 CR3: 000000002e412000 CR4: 00000000001006f0
Call Trace:
 <TASK>
 ? __die+0x23/0x70
 ? page_fault_oops+0x174/0x530
 ? exc_page_fault+0x7f/0x180
 ? asm_exc_page_fault+0x26/0x30
 ? futex_wake+0xf2/0x190
 do_futex+0x125/0x190
 __x64_sys_futex+0x127/0x1e0
 do_syscall_64+0x83/0x170
 ? syscall_exit_to_user_mode+0x80/0x230
 ? do_syscall_64+0x8f/0x170
 ? hrtimer_interrupt+0x121/0x230
 ? sched_clock+0x10/0x30
 ? sched_clock_cpu+0xf/0x1d0
 ? irqtime_account_irq+0x40/0xc0
 ? __irq_exit_rcu+0x4b/0xc0
 entry_SYSCALL_64_after_hwframe+0x78/0x80
RIP: 0033:0x7f9ea14b0c75
Code: ff ff ff 7f 74 2f 48 8d 50 01 f0 48 0f b1 17 75 ee 48 c1 e8 20 74 1b 40 80 f6 81 45 31 d2 ba 01 00 00 00 b8 ca 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 31 c0 c3 48 8b 05 71 51 14 00 64 c7 00 4b
RSP: 002b:00007ffda8c957c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007f9e8d6c3d20 RCX: 00007f9ea14b0c75
RDX: 0000000000000001 RSI: 0000000000000081 RDI: 0000000001121210
RBP: 00007f9e8d6c3b90 R08: 0000000000000079 R09: 00000000a1aa0fa4
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000001095330
R13: 00007f9ea1aa0fb7 R14: 00007f9ea140fd50 R15: 00000000ffffffff
 </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 qrtr bnep sunrpc snd_hda_codec_hdmi rtl8723be snd_hda_codec_realtek snd_hda_codec_generic btcoexist rtl8723_common snd_hda_intel rtl_pci snd_intel_dspcfg snd_intel_sdw_acpi rtlwifi snd_hda_codec uvcvideo intel_soc_dts_thermal snd_hda_core intel_soc_dts_iosf mac80211 intel_powerclamp btusb uvc snd_hwdep coretemp videobuf2_vmalloc snd_seq kvm_intel videobuf2_memops btrtl videobuf2_v4l2 btintel snd_seq_device videobuf2_common binfmt_misc btbcm libarc4 btmtk kvm snd_pcm mei_hdcp mei_pxp vfat fat videodev cfg80211 at24 bluetooth iTCO_wdt intel_pmc_bxt iTCO_vendor_support intel_rapl_msr snd_timer rtsx_usb_ms memstick irqbypass mc snd pcspkr mei_txe intel_cstate rfkill soundcore wmi_bmof mei i2c_i801 int3401_thermal
 i2c_smbus processor_thermal_device lpc_ich processor_thermal_wt_hint processor_thermal_rfim processor_thermal_rapl intel_rapl_common processor_thermal_wt_req processor_thermal_power_floor processor_thermal_mbox int3400_thermal acpi_thermal_rel int340x_thermal_zone loop nfnetlink zram i915 rtsx_usb_sdmmc mmc_core i2c_algo_bit drm_buddy ttm crct10dif_pclmul crc32_pclmul crc32c_intel polyval_generic drm_display_helper ghash_clmulni_intel r8169 sha512_ssse3 sha256_ssse3 rtsx_usb sha1_ssse3 realtek cec video wmi serio_raw ip6_tables ip_tables fuse
CR2: 0000000000000022