Backtrace

BUG: unable to handle page fault for address: ffff90c8a3210d5a
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 47c01067 P4D 47c01067 PUD 0 
Oops: 0000 [#1] SMP PTI
CPU: 1 PID: 66119 Comm: plymouthd Tainted: P           OE     5.14.17-201.fc34.x86_64 #1
Hardware name: ASUSTeK Computer Inc. ET2411/ET2411, BIOS 0406 10/05/2012
RIP: 0010:kobj_lookup+0x115/0x160
Code: e8 20 b1 97 ff 48 8b 44 24 10 48 85 c0 75 3e 49 8b bc 24 f8 07 00 00 e8 b9 f9 41 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:ffff9ccd838afc58 EFLAGS: 00010282
RAX: 00000000ab8ecce2 RBX: 000000000040003f RCX: 0000000000000004
RDX: ffff9089997ea7c0 RSI: 000000000040003f RDI: ffffffffbbdf3540
RBP: ffff90c8a3210d52 R08: 0000000000000000 R09: ffff908a00aaafb8
R10: ffff9ccd838afcf8 R11: 0000003336797474 R12: ffff908a0004c000
R13: ffff908a00aaafb8 R14: ffff9ccd838afcbc R15: 0000000000000000
FS:  00007f126eb4d800(0000) GS:ffff908a98c80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff90c8a3210d5a CR3: 00000001072b0005 CR4: 00000000001706e0
Call Trace:
 chrdev_open+0x137/0x220
 ? cdev_default_release+0x20/0x20
 do_dentry_open+0x14b/0x350
 path_openat+0xab3/0x1030
 ? __cond_resched+0x16/0x40
 ? mutex_lock+0xe/0x30
 ? drm_ioctl_kernel+0x86/0xd0 [drm]
 ? __mod_lruvec_page_state+0x5d/0x90
 do_filp_open+0x9f/0x130
 ? __check_object_size+0x136/0x150
 ? alloc_fd+0x50/0x170
 do_sys_openat2+0x7a/0x130
 __x64_sys_openat+0x45/0x70
 do_syscall_64+0x3b/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f126eec603b
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 54 24 28 64 48 2b 14 25
RSP: 002b:00007ffd8d0ea550 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 000055b606c50ee0 RCX: 00007f126eec603b
RDX: 0000000000000902 RSI: 000055b606c51e10 RDI: 00000000ffffff9c
RBP: 000055b606c51e10 R08: 000055b606c52f20 R09: 00007f126ef98a60
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000902
R13: 0000000000000000 R14: 0000000000000000 R15: 00007f126efbfe20
Modules linked in: xt_nat veth nf_conntrack_netlink xt_addrtype br_netfilter overlay wireguard libblake2s blake2s_x86_64 curve25519_x86_64 libcurve25519_generic libblake2s_generic ip6_udp_tunnel udp_tunnel uinput snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc nls_utf8 cifs dns_resolver fscache netfs libdes 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_tables ebtable_nat ebtable_broute 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 nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter nouveau mxm_wmi i2c_algo_bit drm_ttm_helper ttm sunrpc snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio ath9k snd_hda_codec_hdmi
 ath9k_common snd_hda_intel ath9k_hw snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec mac80211 intel_rapl_msr snd_hda_core uvcvideo videobuf2_vmalloc intel_rapl_common videobuf2_memops videobuf2_v4l2 videobuf2_common x86_pkg_temp_thermal videodev mc intel_powerclamp drm_kms_helper snd_hwdep ath coretemp cec snd_seq kvm_intel cfg80211 iTCO_wdt snd_seq_device mei_hdcp at24 intel_pmc_bxt libarc4 iTCO_vendor_support snd_pcm kvm snd_timer irqbypass snd ir_rc6_decoder eeepc_wmi soundcore asus_wmi mei_me rc_rc6_mce ene_ir rapl mei sparse_keymap rfkill intel_cstate i2c_i801 lpc_ich i2c_smbus pcspkr wmi_bmof intel_uncore drm zram ip_tables crct10dif_pclmul crc32_pclmul crc32c_intel sdhci_pci cqhci sdhci ghash_clmulni_intel mmc_core serio_raw r8169 wmi video ipmi_devintf ipmi_msghandler fuse
CR2: ffff90c8a3210d5a