Backtrace

BUG: unable to handle page fault for address: ffff8a949eef2bdd
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 179c01067 P4D 179c01067 PUD 0 
Oops: 0000 [#1] SMP PTI
CPU: 2 PID: 51036 Comm: plymouthd Tainted: G          I       5.13.19-200.fc34.x86_64 #1
Hardware name: FUJITSU LIFEBOOK S761/FJNB22E, BIOS Version 1.14 04/26/2013
RIP: 0010:kobj_lookup+0x115/0x160
Code: e8 d0 cc 98 ff 48 8b 44 24 10 48 85 c0 75 3e 49 8b bc 24 f8 07 00 00 e8 f9 ac 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:ffffb803489b3c58 EFLAGS: 00010282
RAX: 00000000cd4ff1f6 RBX: 000000000040003f RCX: 0000000000000004
RDX: ffff8a89df502780 RSI: 000000000040003f RDI: ffffffff88df12e0
RBP: ffff8a949eef2bd5 R08: 00000000000000ff R09: 0000000000000064
R10: ffffb803489b3cf8 R11: 00000000fffffda8 R12: ffff8a89c004c000
R13: ffff8a89c1c1a498 R14: ffffb803489b3cbc R15: 0000000000000000
FS:  00007f66e91d2800(0000) GS:ffff8a8ae7a80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff8a949eef2bdd CR3: 0000000163c7c006 CR4: 00000000000606e0
Call Trace:
 chrdev_open+0x137/0x220
 ? cdev_default_release+0x20/0x20
 do_dentry_open+0x14b/0x360
 path_openat+0xab3/0x1020
 ? bpf_lsm_capset+0x10/0x10
 ? security_capable+0x36/0x50
 ? capable+0x2f/0x50
 do_filp_open+0x8f/0x120
 ? __check_object_size+0x136/0x150
 ? alloc_fd+0x50/0x170
 do_sys_openat2+0x7a/0x130
 __x64_sys_openat+0x45/0x70
 do_syscall_64+0x40/0x80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f66e954b03b
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:00007ffda9c843b0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 000055f8370d4af0 RCX: 00007f66e954b03b
RDX: 0000000000000902 RSI: 000055f8370d5a20 RDI: 00000000ffffff9c
RBP: 000055f8370d5a20 R08: 000055f8370d6ec0 R09: 00007f66e961da60
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000902
R13: 0000000000000016 R14: 0000000000000000 R15: 00007f66e9644e20
Modules linked in: snd_seq_dummy snd_hrtimer rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc 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 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 ip6table_filter ip6_tables iptable_filter bnep sunrpc vfat fat btusb btrtl btbcm btintel bluetooth uvcvideo videobuf2_vmalloc ecdh_generic videobuf2_memops ecc videobuf2_v4l2 qcserial videobuf2_common usb_wwan videodev mc intel_rapl_msr intel_rapl_common mei_hdcp x86_pkg_temp_thermal intel_powerclamp coretemp at24 ppdev iTCO_wdt intel_pmc_bxt iTCO_vendor_support kvm_intel ath9k snd_hda_codec_hdmi ath9k_common ath9k_hw snd_hda_codec_realtek kvm
 snd_hda_codec_generic ledtrig_audio mac80211 snd_hda_intel snd_intel_dspcfg irqbypass rapl snd_intel_sdw_acpi intel_cstate intel_uncore snd_hda_codec snd_hda_core ath snd_hwdep snd_seq cfg80211 snd_seq_device pcspkr snd_pcm joydev snd_timer i2c_i801 snd mei_me rfkill lpc_ich i2c_smbus libarc4 mei soundcore parport_pc parport tpm_infineon fujitsu_laptop sparse_keymap binfmt_misc zram ip_tables i915 hid_logitech_hidpp i2c_algo_bit drm_kms_helper crct10dif_pclmul crc32_pclmul crc32c_intel sdhci_pci cqhci cec sdhci qmi_wwan cdc_wdm ghash_clmulni_intel drm mmc_core e1000e usbnet serio_raw hid_logitech_dj mii video fuse
CR2: ffff8a949eef2bdd