Backtrace

BUG: unable to handle page fault for address: ffff99ecae448c85
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 20f001067 P4D 20f001067 PUD 0 
Oops: 0000 [#1] PREEMPT SMP PTI
CPU: 6 PID: 6300 Comm: plymouthd Not tainted 6.0.12-100.fc35.x86_64 #1
Hardware name: LENOVO 10AAA0BJAU/SHARKBAY, BIOS FBKTDFAUS 06/18/2021
RIP: 0010:kobj_lookup+0x115/0x160
Code: e8 30 7a 8b ff 48 8b 44 24 10 48 85 c0 75 3e 49 8b bc 24 f8 07 00 00 e8 99 f6 48 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:ffffaf618a6d3c18 EFLAGS: 00010286
RAX: 000000009194465b RBX: 000000000040003f RCX: 0000000000000004
RDX: ffff99e6656aa8c0 RSI: 000000000040003f RDI: ffffffffb21da640
RBP: ffff99ecae448c7d R08: 0000000000000000 R09: ffff99e6415e86b0
R10: ffffaf618a6d3cb0 R11: 00000005cdcac57b R12: ffff99e640064000
R13: ffffffffb03b7b90 R14: ffffaf618a6d3c74 R15: ffffaf618a6d3ea4
FS:  00007f353f815740(0000) GS:ffff99e756d80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff99ecae448c85 CR3: 0000000102b86004 CR4: 00000000001706e0
Call Trace:
 <TASK>
 ? cdev_device_add+0x90/0x90
 chrdev_open+0x12d/0x230
 ? cdev_device_add+0x90/0x90
 do_dentry_open+0x15f/0x430
 path_openat+0xa81/0x1070
 ? __fsnotify_parent+0x10f/0x310
 ? refill_obj_stock+0xa9/0x160
 do_filp_open+0x9f/0x130
 ? __check_object_size+0x1f8/0x250
 do_sys_openat2+0x82/0x140
 __x64_sys_openat+0x45/0x70
 do_syscall_64+0x5c/0x90
 ? do_syscall_64+0x69/0x90
 ? do_syscall_64+0x69/0x90
 ? exc_page_fault+0x71/0x170
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f353f73e6eb
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:00007fff247d2c50 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000555fe2c77df0 RCX: 00007f353f73e6eb
RDX: 0000000000000902 RSI: 0000555fe2c78ba0 RDI: 00000000ffffff9c
RBP: 0000555fe2c78ba0 R08: 0000555fe2c79b40 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000902
R13: 0000000000000000 R14: 0000000000000000 R15: 00007f353f861e20
 </TASK>
Modules linked in: uinput snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nft_objref nf_conntrack_tftp bridge stp llc rfkill 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 qrtr sunrpc binfmt_misc snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg intel_rapl_msr snd_intel_sdw_acpi iTCO_wdt intel_rapl_common intel_pmc_bxt at24 mei_wdt mei_pxp mei_hdcp snd_hda_codec iTCO_vendor_support snd_hda_core x86_pkg_temp_thermal snd_hwdep intel_powerclamp snd_seq coretemp snd_seq_device rapl snd_pcm intel_cstate i2c_i801 intel_uncore
 think_lmi mei_me i2c_smbus wmi_bmof pcspkr snd_timer joydev firmware_attributes_class mei snd lpc_ich soundcore zram ip_tables i915 i2c_algo_bit drm_buddy drm_display_helper drm_kms_helper cec ttm crct10dif_pclmul crc32_pclmul drm crc32c_intel polyval_clmulni polyval_generic e1000e ghash_clmulni_intel wmi video fuse i2c_dev ipmi_devintf ipmi_msghandler
CR2: ffff99ecae448c85