Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000060
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 0 P4D 0 
Oops: 0002 [#1] PREEMPT SMP PTI
CPU: 0 PID: 5960 Comm: fprintd Not tainted 6.0.5-200.fc36.x86_64 #1
Hardware name: LENOVO 20079                           /Base Board Product Name, BIOS 40CN31WW(V2.17) 02/22/2012
RIP: 0010:down_read+0x13/0x80
Code: 24 20 31 f6 48 89 df e8 4b 42 39 ff e9 64 fd ff ff 66 0f 1f 44 00 00 0f 1f 44 00 00 53 48 89 fb e8 62 cf ff ff be 00 01 00 00 <f0> 48 0f c1 33 48 81 c6 00 01 00 00 78 3e 48 b8 07 00 00 00 00 00
RSP: 0018:ffffa4b5cac07c00 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000060 RCX: 0000000000000000
RDX: 0000000080000000 RSI: 0000000000000100 RDI: 0000000000000060
RBP: ffff888907f00000 R08: 0000000000000001 R09: ffff8889005eca80
R10: 9a89ffffffffff92 R11: 0000000000000000 R12: ffff8889005eca80
R13: 0000000000000060 R14: 0000000000000000 R15: ffffa4b5cac07e18
FS:  00007f7c05d10a40(0000) GS:ffff888c2fa00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000060 CR3: 0000000243416001 CR4: 00000000000606f0
Call Trace:
 <TASK>
 kernfs_dop_revalidate+0x46/0x140
 lookup_fast+0x74/0xe0
 walk_component+0x1f/0x150
 path_lookupat+0x67/0x190
 filename_lookup+0xd3/0x1c0
 ? getname_flags.part.0+0x4b/0x1c0
 user_path_at_empty+0x36/0x50
 do_readlinkat+0x60/0x110
 __x64_sys_readlinkat+0x18/0x20
 do_syscall_64+0x5b/0x80
 ? refill_obj_stock+0x105/0x1b0
 ? do_faccessat+0x123/0x250
 ? kmem_cache_free+0x32e/0x4c0
 ? do_faccessat+0x123/0x250
 ? syscall_exit_to_user_mode+0x17/0x40
 ? do_syscall_64+0x67/0x80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f7c0650316e
Code: 48 8b 0d b5 4c 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 49 89 ca b8 0b 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 82 4c 0f 00 f7 d8 64 89 01 48
RSP: 002b:00007ffe2f2b15a8 EFLAGS: 00000202 ORIG_RAX: 000000000000010b
RAX: ffffffffffffffda RBX: 000055a1fa377410 RCX: 00007f7c0650316e
RDX: 000055a1fa377410 RSI: 00007ffe2f2b1620 RDI: 00000000ffffff9c
RBP: 0000000000001000 R08: 00007f7c065f8e30 R09: 00007f7c065f8e30
R10: 0000000000001000 R11: 0000000000000202 R12: 0000000000000033
R13: 00007ffe2f2b1620 R14: 00000000ffffff9c R15: 00007ffe2f2b15f0
 </TASK>
Modules linked in: vfat fat uas usb_storage tls uinput snd_seq_dummy snd_hrtimer 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 ppdev parport_pc parport vmw_vsock_vmci_transport vsock vmw_vmci sunrpc intel_rapl_msr snd_hda_codec_hdmi intel_rapl_common snd_hda_codec_conexant rt2800pci x86_pkg_temp_thermal snd_hda_codec_generic rt2800mmio ledtrig_audio intel_powerclamp rt2800lib mei_hdcp snd_hda_intel rt2x00pci mei_pxp coretemp at24 rt2x00mmio snd_intel_dspcfg iTCO_wdt snd_intel_sdw_acpi rt2x00lib intel_pmc_bxt iTCO_vendor_support kvm_intel snd_hda_codec snd_hda_core kvm mac80211 uvcvideo irqbypass snd_hwdep rtsx_usb_ms videobuf2_vmalloc videobuf2_memops snd_seq memstick rapl videobuf2_v4l2 snd_seq_device intel_cstate videobuf2_common libarc4 videodev
 intel_uncore joydev snd_pcm pcspkr cfg80211 mc mei_me snd_timer i2c_i801 mei snd lpc_ich eeprom_93cx6 i2c_smbus ideapad_laptop soundcore sparse_keymap platform_profile rfkill wmi zram i915 rtsx_usb_sdmmc mmc_core crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni polyval_generic ghash_clmulni_intel drm_buddy drm_display_helper atl1c serio_raw rtsx_usb cec ttm video ip6_tables ip_tables fuse
CR2: 0000000000000060