Backtrace

BUG: unable to handle page fault for address: ffff9defd81996c0
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 1ac001067 P4D 1ac001067 PUD 0 
Oops: 0000 [#1] PREEMPT SMP PTI
CPU: 2 PID: 10831 Comm: plymouthd Not tainted 6.0.5-200.fc36.x86_64 #1
Hardware name: PEGATRON CORPORATION A35/A35, BIOS 206 04/03/2012
RIP: 0010:kobj_lookup+0x111/0x160
Code: 24 08 49 89 c5 e8 ef 01 86 ff 4d 85 ed 75 3f 49 8b bc 24 f8 07 00 00 e8 9d 4f 49 00 48 8b 44 24 18 4d 8b 3c c4 4d 85 ff 74 14 <41> 8b 47 08 39 c3 0f 83 34 ff ff ff 4d 8b 3f 4d 85 ff 75 ec 49 8b
RSP: 0018:ffffb4a703e9fb98 EFLAGS: 00010286
RAX: 000000009aeae010 RBX: 000000000040003f RCX: 0000000000000004
RDX: ffff9d91866e8000 RSI: 000000000040003f RDI: ffffffffb21da500
RBP: ffffffffffffffff R08: 0000000000000064 R09: ffff9d918026f190
R10: ffffb4a703e9fc30 R11: ffff9d9185ef3010 R12: ffff9d918005c000
R13: ffffffffb03bf230 R14: 000000000040003f R15: ffff9defd81996b8
FS:  00007f405b629740(0000) GS:ffff9d9297300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff9defd81996c0 CR3: 00000001d82e8003 CR4: 00000000000606e0
Call Trace:
 <TASK>
 ? cdev_device_add+0x90/0x90
 chrdev_open+0x12f/0x220
 ? cdev_device_add+0x90/0x90
 do_dentry_open+0x1e5/0x410
 path_openat+0xc44/0x1380
 ? mntput_no_expire+0x3a/0x220
 do_filp_open+0x9e/0x130
 do_sys_openat2+0x96/0x150
 __x64_sys_openat+0x5c/0x80
 do_syscall_64+0x5b/0x80
 ? __x64_sys_ioctl+0x90/0xd0
 ? syscall_exit_to_user_mode+0x17/0x40
 ? do_syscall_64+0x67/0x80
 ? syscall_exit_to_user_mode+0x17/0x40
 ? do_syscall_64+0x67/0x80
 ? exc_page_fault+0x70/0x170
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f405b501628
Code: f0 25 00 00 41 00 3d 00 00 41 00 74 45 64 8b 04 25 18 00 00 00 85 c0 75 69 89 da 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 8c 00 00 00 48 8b 54 24 28 64 48 2b 14 25
RSP: 002b:00007fff2fd0fc30 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000902 RCX: 00007f405b501628
RDX: 0000000000000902 RSI: 000055e42f07b6d0 RDI: 00000000ffffff9c
RBP: 000055e42f07b6d0 R08: 000055e42f082e80 R09: 0000000000000040
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f405b696dc8 R14: 0000000000000000 R15: 000055e42f082e30
 </TASK>
Modules linked in: tls uinput rfcomm snd_seq_dummy snd_hrtimer 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 nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables nfnetlink qrtr bnep sunrpc uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic videobuf2_common intel_rapl_msr videodev intel_rapl_common ledtrig_audio ath3k snd_hda_intel btusb snd_intel_dspcfg btrtl snd_intel_sdw_acpi x86_pkg_temp_thermal mc intel_powerclamp snd_hda_codec btbcm coretemp kvm_intel btintel iTCO_wdt ath9k ath9k_common ath9k_hw btmtk snd_hda_core mac80211 kvm snd_hwdep libarc4 ath intel_pmc_bxt cfg80211 bluetooth snd_seq snd_seq_device at24 snd_pcm irqbypass snd_timer mxm_wmi iTCO_vendor_support mei_hdcp mei_pxp rfkill snd sparse_keymap wmi_bmof soundcore mei_me rapl mei intel_cstate
 i2c_i801 intel_uncore i2c_smbus joydev lpc_ich pcspkr zram i915 crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni drm_buddy polyval_generic drm_display_helper ghash_clmulni_intel cec ums_realtek uas usb_storage serio_raw r8169 ttm wmi video ip6_tables ip_tables fuse
CR2: ffff9defd81996c0