Backtrace

BUG: unable to handle page fault for address: ffff93a63bd782c3
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 2a0c01067 P4D 2a0c01067 PUD 0 
Oops: 0000 [#1] SMP PTI
CPU: 1 PID: 61493 Comm: gnome-terminal- Tainted: G           OE     5.13.4-200.fc34.x86_64 #1
Hardware name: INTEL H81/H81, BIOS 4.6.5 04/18/2019
RIP: 0010:kobj_lookup+0x115/0x160
Code: e8 a0 97 98 ff 48 8b 44 24 10 48 85 c0 75 3e 49 8b bc 24 f8 07 00 00 e8 b9 ad 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:ffffa943c879bd40 EFLAGS: 00010286
RAX: 00000000eeed451a RBX: 0000000008800000 RCX: 0000000000000088
RDX: ffff9392144ba780 RSI: 0000000008800000 RDI: ffffffff9ddf1280
RBP: ffff93a63bd782bb R08: 0000000000000000 R09: ffff9391ef641c20
R10: ffffa943c879bde0 R11: 00000000fffbffee R12: ffff93918004c000
R13: ffff9391ef641c20 R14: ffffa943c879bda4 R15: ffff9391865cec00
FS:  00007f40a5995c80(0000) GS:ffff93948fa40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff93a63bd782c3 CR3: 000000010d5f0004 CR4: 00000000001706e0
Call Trace:
 chrdev_open+0x137/0x220
 ? cdev_default_release+0x20/0x20
 do_dentry_open+0x14b/0x360
 dentry_open+0x4d/0x70
 ptm_open_peer+0x85/0xe0
 tty_ioctl+0x54b/0x880
 ? __schedule+0x7c2/0x990
 ? security_file_ioctl+0x32/0x50
 __x64_sys_ioctl+0x82/0xb0
 do_syscall_64+0x40/0x80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f40a90fd0ab
Code: ff ff ff 85 c0 79 9b 49 c7 c4 ff ff ff ff 5b 5d 4c 89 e0 41 5c c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 9d bd 0c 00 f7 d8 64 89 01 48
RSP: 002b:00007fff809a7f78 EFLAGS: 00000202 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 000055f2ec580a50 RCX: 00007f40a90fd0ab
RDX: 0000000000080002 RSI: 0000000000005441 RDI: 000000000000000e
RBP: 0000000000080002 R08: 0000000000000000 R09: 0000000000000000
R10: 00007fff809a7ef0 R11: 0000000000000202 R12: 000000000000000e
R13: 000055f2ec750530 R14: 00007fff809a7ff0 R15: 000055f2ec750530
Modules linked in: uinput vfat fat snd_seq_dummy snd_hrtimer snd_seq v4l2loopback(OE) 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 mei_hdcp nfnetlink ip6table_filter ip6_tables iptable_filter sunrpc intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel rtl8188ee rtl_pci kvm rtlwifi mac80211 iTCO_wdt snd_hda_codec_realtek at24 intel_pmc_bxt irqbypass iTCO_vendor_support rapl snd_hda_codec_generic intel_cstate ledtrig_audio snd_usb_audio snd_hda_codec_hdmi cfg80211 intel_uncore snd_hda_intel i2c_i801 snd_usbmidi_lib snd_intel_dspcfg
 i2c_smbus snd_intel_sdw_acpi pcspkr snd_rawmidi mei_me rfkill snd_seq_device mei lpc_ich joydev libarc4 snd_hda_codec snd_hda_core snd_hwdep snd_aloop zram ip_tables uas usb_storage i915 i2c_algo_bit drm_kms_helper cec crct10dif_pclmul crc32_pclmul crc32c_intel drm ghash_clmulni_intel r8169 video fuse snd_pcm snd_timer snd soundcore videodev mc
CR2: ffff93a63bd782c3