Backtrace

BUG: unable to handle page fault for address: ffff8aa14b4f0c7f
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 270001067 P4D 270001067 PUD 0 
Oops: 0000 [#1] PREEMPT SMP PTI
CPU: 2 PID: 574756 Comm: serial Not tainted 5.18.13-200.fc36.x86_64 #1
Hardware name: System76 Meerkat/NUC8BEB, BIOS BECFL357.86A.0089.2021.0621.1343 06/21/2021
RIP: 0010:kobj_lookup+0x111/0x160
Code: 24 08 49 89 c5 e8 7f 4b 8b ff 4d 85 ed 75 3f 49 8b bc 24 f8 07 00 00 e8 ed 1e 48 00 48 8b 44 24 18 4d 8b 3c c4 4d 85 ff 74 14 <41> 8b 47 08 39 c3 0f 83 34 ff ff ff 4d 8b 3f 4d 85 ff 75 ec 49 8b
RSP: 0018:ffffab13860dfc58 EFLAGS: 00010286
RAX: 00000000757ecba7 RBX: 0000000000400040 RCX: 0000000000000004
RDX: ffff8a97f0aea940 RSI: 0000000000400040 RDI: ffffffffa3ff3f80
RBP: ffffffffffffffff R08: 0000000000000100 R09: 0000000000000064
R10: ffffab13860dfcf0 R11: ffff8a93c02af108 R12: ffff8a93c004d000
R13: ffffffffa23a0960 R14: 0000000000400040 R15: ffff8aa14b4f0c77
FS:  00007f4befe689c0(0000) GS:ffff8a9b1dc80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff8aa14b4f0c7f CR3: 000000052ea9a001 CR4: 00000000003706e0
Call Trace:
 <TASK>
 ? migrate_enable+0x96/0xd0
 ? cdev_device_add+0x90/0x90
 chrdev_open+0x127/0x220
 ? cdev_device_add+0x90/0x90
 do_dentry_open+0x1ce/0x350
 path_openat+0xad0/0x1210
 ? filemap_map_pages+0x1b3/0x880
 do_filp_open+0xa1/0x130
 ? __check_object_size+0x127/0x160
 ? _raw_spin_unlock+0x15/0x30
 ? alloc_fd+0xd1/0x170
 do_sys_openat2+0x7c/0x130
 __x64_sys_openat+0x5c/0x80
 do_syscall_64+0x58/0x80
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f4bf0ae25a8
Code: f0 25 00 00 41 00 3d 00 00 41 00 74 45 64 8b 04 25 18 00 00 00 85 c0 75 69 89 da 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 8c 00 00 00 48 8b 54 24 28 64 48 2b 14 25
RSP: 002b:00007ffcd15b6fb0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000901 RCX: 00007f4bf0ae25a8
RDX: 0000000000000901 RSI: 00007ffcd15b8970 RDI: 00000000ffffff9c
RBP: 00007ffcd15b8970 R08: 0000000000000000 R09: 0000000000000064
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 0000556e46e5a004 R15: 0000556e46e5a108
 </TASK>
Modules linked in: binfmt_misc tls uinput rfcomm snd_seq_dummy snd_hrtimer nf_nat_ftp nf_conntrack_ftp 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_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables nfnetlink qrtr bnep sunrpc snd_sof_pci_intel_cnl snd_sof_intel_hda_common soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils soundwire_bus snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core intel_rapl_msr snd_soc_sst_ipc ee1004 snd_soc_sst_dsp snd_soc_acpi_intel_match intel_rapl_common iTCO_wdt intel_pmc_bxt snd_soc_acpi mei_hdcp mei_pxp iTCO_vendor_support intel_tcc_cooling snd_soc_core x86_pkg_temp_thermal intel_powerclamp iwlmvm snd_compress coretemp ac97_bus snd_hda_codec_hdmi snd_pcm_dmaengine snd_hda_codec_realtek snd_hda_codec_generic
 ledtrig_audio mac80211 kvm_intel snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core libarc4 kvm btusb snd_hwdep snd_seq btrtl irqbypass iwlwifi rapl btbcm intel_cstate snd_seq_device btintel intel_uncore snd_pcm iwlmei btmtk snd_timer wmi_bmof pcspkr i2c_i801 bluetooth intel_wmi_thunderbolt cfg80211 snd ses soundcore enclosure i2c_smbus scsi_transport_sas mei_me joydev ecdh_generic rfkill mei intel_pch_thermal acpi_tad acpi_pad zram i915 rtsx_pci_sdmmc mmc_core crct10dif_pclmul nvme crc32_pclmul crc32c_intel e1000e ghash_clmulni_intel drm_buddy nvme_core drm_dp_helper rtsx_pci uas usb_storage ttm wmi video pinctrl_cannonlake ip6_tables ip_tables fuse
CR2: ffff8aa14b4f0c7f