Backtrace

BUG: unable to handle page fault for address: ffff8eca2870689c
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 169801067 P4D 169801067 PUD 0 
Oops: 0000 [#1] SMP PTI
CPU: 2 PID: 87792 Comm: plymouthd Not tainted 5.8.15-301.fc33.x86_64 #1
Hardware name: PEGATRON IPMH61P1/IPMH61P1, BIOS 0302 07/03/2012
RIP: 0010:kobj_lookup+0x115/0x160
Code: e8 f0 8a 9b ff 48 8b 44 24 10 48 85 c0 75 3e 49 8b bc 24 f8 07 00 00 e8 69 24 3a 00 48 8b 44 24 18 49 8b 2c c4 48 85 ed 74 14 <8b> 45 08 39 d8 0f 86 33 ff ff ff 48 8b 6d 00 48 85 ed 75 ec 49 8b
RSP: 0018:ffffac798044fc58 EFLAGS: 00010282
RAX: 000000008ce948ca RBX: 000000000040003f RCX: 0000000000000004
RDX: ffff8ea14d09cd80 RSI: 000000000040003f RDI: ffffffffb4b05800
RBP: ffff8eca28706894 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000303 R11: 0000003336797474 R12: ffff8ea19680b800
R13: ffff8ea195e92230 R14: ffffac798044fcbc R15: 0000000000000000
FS:  00007f99c2822f40(0000) GS:ffff8ea197b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff8eca2870689c CR3: 00000001c6196003 CR4: 00000000001606e0
Call Trace:
 chrdev_open+0x131/0x210
 ? cdev_device_add+0x90/0x90
 do_dentry_open+0x156/0x3a0
 path_openat+0xa9b/0xfe0
 ? security_capable+0x36/0x50
 ? capable+0x2f/0x50
 do_filp_open+0x75/0x100
 ? drm_setmaster_ioctl+0x100/0x100 [drm]
 ? __check_object_size+0x136/0x147
 ? __alloc_fd+0x44/0x150
 do_sys_openat2+0x8a/0x130
 __x64_sys_openat+0x46/0x70
 do_syscall_64+0x4d/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f99c2ad819b
Code: 25 00 00 41 00 3d 00 00 41 00 74 4b 64 8b 04 25 18 00 00 00 85 c0 75 67 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 91 00 00 00 48 8b 4c 24 28 64 48 2b 0c 25
RSP: 002b:00007ffcb8d97130 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00005620ddc97930 RCX: 00007f99c2ad819b
RDX: 0000000000000902 RSI: 00005620ddc98860 RDI: 00000000ffffff9c
RBP: 00005620ddc98860 R08: 00005620ddc996e0 R09: 00007f99c2bf0040
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000902
R13: 0000000000000016 R14: 0000000000000000 R15: 0000000000000000
Modules linked in: nft_objref nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat iptable_mangle iptable_raw iptable_security ip6table_filter ip6_tables iptable_filter ip_tables uinput nf_conntrack_netbios_ns nf_conntrack_broadcast nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables nfnetlink sunrpc intel_rapl_msr intel_rapl_common snd_hda_codec_hdmi x86_pkg_temp_thermal intel_powerclamp snd_hda_codec_realtek rtl8xxxu snd_hda_codec_generic ledtrig_audio coretemp snd_hda_intel mac80211 kvm_intel snd_usb_audio cfg80211 snd_intel_dspcfg snd_hda_codec kvm snd_hda_core snd_usbmidi_lib irqbypass snd_hwdep rfkill snd_rawmidi libarc4 snd_seq mc snd_seq_device iTCO_wdt intel_pmc_bxt snd_pcm rapl joydev iTCO_vendor_support intel_cstate snd_timer snd mei_hdcp intel_uncore at24 soundcore mei_me mei lpc_ich i2c_i801 i2c_smbus pcspkr
 zram i915 crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel i2c_algo_bit drm_kms_helper cec drm uas ata_generic pata_acpi usb_storage alx mdio video fuse [last unloaded: ip_tables]
CR2: ffff8eca2870689c