Backtrace

BUG: unable to handle page fault for address: ffffffffa54779c0
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 205c15067 P4D 205c15067 PUD 205c16063 PMD 1009ff063 PTE 800ffffdf9b88062
Oops: 0002 [#1] SMP PTI
CPU: 5 PID: 7360 Comm: umount Tainted: G           OE     5.13.5-200.fc34.x86_64 #1
Hardware name: System manufacturer System Product Name/Z170 PRO GAMING, BIOS 1805 05/13/2016
RIP: 0010:native_queued_spin_lock_slowpath+0x194/0x1d0
Code: ff ff ff c6 42 01 00 e9 21 ff ff ff c1 ef 12 83 e0 03 83 ef 01 48 c1 e0 05 48 63 ff 48 05 c0 b9 02 00 48 03 04 fd 00 69 6b a4 <48> 89 08 8b 41 08 85 c0 75 09 f3 90 8b 41 08 85 c0 74 f7 48 8b 39
RSP: 0018:ffffb7ae80f37db8 EFLAGS: 00010286
RAX: ffffffffa54779c0 RBX: ffff8e710f5dcc00 RCX: ffff8e7376d6b9c0
RDX: ffff8e710764cb48 RSI: 0000000000180000 RDI: 0000000000000027
RBP: ffff8e710764cb48 R08: 0000000000180000 R09: ffff8e7058b5b948
R10: 0000000000000000 R11: 0000000000000005 R12: ffff8e710764cac0
R13: ffff8e710f5dcc58 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f15960eac40(0000) GS:ffff8e7376d40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffa54779c0 CR3: 00000001051b2005 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 _raw_spin_lock+0x1a/0x20
 shrink_lock_dentry.part.0+0x6a/0xf0
 shrink_dentry_list+0x24/0xc0
 shrink_dcache_parent+0xc1/0x100
 shrink_dcache_for_umount+0x37/0x110
 generic_shutdown_super+0x1a/0x110
 kill_block_super+0x21/0x50
 deactivate_locked_super+0x36/0xa0
 cleanup_mnt+0x131/0x190
 task_work_run+0x65/0xa0
 exit_to_user_mode_prepare+0x237/0x240
 syscall_exit_to_user_mode+0x18/0x40
 do_syscall_64+0x4d/0x80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f159631938b
Code: 2a 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 66 90 f3 0f 1e fa 31 f6 e9 05 00 00 00 0f 1f 44 00 00 f3 0f 1e fa b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 05 c3 0f 1f 40 00 48 8b 15 b9 2a 0c 00 f7 d8
RSP: 002b:00007ffd65dcecd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000560cb2311940 RCX: 00007f159631938b
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000560cb2311920
RBP: 0000560cb2310460 R08: 0000000000000000 R09: 00007f15963dca60
R10: 0000560cb23118b0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000560cb2311920 R14: 0000560cb2310570 R15: 0000560cb2310460
Modules linked in: snd_seq_dummy snd_hrtimer nf_conntrack_tftp bridge stp llc nf_conntrack_netbios_ns nf_conntrack_broadcast 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 sunrpc intel_rapl_msr intel_rapl_common intel_tcc_cooling x86_pkg_temp_thermal intel_powerclamp snd_hda_codec_realtek coretemp snd_hda_codec_generic snd_hda_codec_hdmi kvm_intel ledtrig_audio iTCO_wdt intel_pmc_bxt mei_hdcp kvm ee1004 snd_hda_intel iTCO_vendor_support snd_intel_dspcfg snd_intel_sdw_acpi irqbypass rapl snd_hda_codec intel_cstate snd_hda_core snd_hwdep joydev intel_uncore snd_seq snd_seq_device eeepc_wmi snd_pcm asus_wmi sparse_keymap pcspkr rfkill snd_timer wmi_bmof i2c_i801 snd mei_me i2c_smbus mei soundcore acpi_pad zram hid_logitech_hidpp i915 nouveau crct10dif_pclmul crc32_pclmul drm_ttm_helper ttm crc32c_intel mxm_wmi i2c_algo_bit drm_kms_helper e1000e serio_raw
 ghash_clmulni_intel cec hid_logitech_dj drm uas usb_storage wmi video fuse [last unloaded: ip_tables]
CR2: ffffffffa54779c0