Backtrace

kernel BUG at fs/super.c:695!
invalid opcode: 0000 [#1] PREEMPT SMP PTI
CPU: 16 PID: 336544 Comm: umount Tainted: G S      W          6.6.6-200.fc39.x86_64 #1
Hardware name: Dell Inc. Precision T7610/, BIOS A16 02/05/2018
RIP: 0010:generic_shutdown_super+0x10e/0x110
Code: cc cc e8 45 bc f1 ff 48 8b bb f8 00 00 00 eb db 48 8b 43 28 48 8d b3 b0 03 00 00 48 c7 c7 a0 a1 92 88 48 8b 10 e8 e2 9a d3 ff <0f> 0b 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa
RSP: 0018:ffffc9000a763d80 EFLAGS: 00010246
RAX: 000000000000002d RBX: ffff88810dcb3000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88904f9a1580 RDI: ffff88904f9a1580
RBP: ffffffffc15c9b60 R08: 0000000000000000 R09: ffffc9000a763c20
R10: 0000000000000003 R11: ffff88906ff42468 R12: ffff888b4871de4c
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f7a8b038800(0000) GS:ffff88904f980000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7e2813c940 CR3: 0000000c54456003 CR4: 00000000001726e0
Call Trace:
 <TASK>
 ? die+0x36/0x90
 ? do_trap+0xda/0x100
 ? generic_shutdown_super+0x10e/0x110
 ? do_error_trap+0x6a/0x90
 ? generic_shutdown_super+0x10e/0x110
 ? exc_invalid_op+0x50/0x70
 ? generic_shutdown_super+0x10e/0x110
 ? asm_exc_invalid_op+0x1a/0x20
 ? generic_shutdown_super+0x10e/0x110
 kill_anon_super+0x16/0x40
 cifs_kill_sb+0x46/0x50 [cifs]
 deactivate_locked_super+0x33/0xb0
 cleanup_mnt+0xba/0x150
 task_work_run+0x5d/0x90
 exit_to_user_mode_prepare+0x1eb/0x1f0
 syscall_exit_to_user_mode+0x1b/0x40
 do_syscall_64+0x6c/0x90
 ? __do_sys_newfstatat+0x4e/0x80
 ? syscall_exit_to_user_mode+0x2b/0x40
 ? do_syscall_64+0x6c/0x90
 entry_SYSCALL_64_after_hwframe+0x6e/0xd8
RIP: 0033:0x7f7a8b25741b
Code: c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 e1 19 0c 00 f7 d8
RSP: 002b:00007ffc5515ae48 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000560ca1c6c480 RCX: 00007f7a8b25741b
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000560ca1c6d580
RBP: 00007ffc5515af20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000560ca1c6c580
R13: 0000000000000000 R14: 0000560ca1c6d580 R15: 0000560ca1c6d5a0
 </TASK>
Modules linked in: uinput snd_seq_dummy snd_hrtimer vhost_net vhost vhost_iotlb tap tun xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nft_compat nf_nat_tftp nf_conntrack_tftp bridge stp llc nls_utf8 cifs cifs_arc4 nls_ucs2_utils cifs_md4 dns_resolver fscache netfs wireguard curve25519_x86_64 libcurve25519_generic ip6_udp_tunnel udp_tunnel nf_conntrack_netlink nfnetlink_acct cfg80211 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 binfmt_misc vfat fat intel_rapl_msr intel_rapl_common sb_edac x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic kvm snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec dell_wmi irqbypass dell_smbios dell_wmi_descriptor snd_hda_core ledtrig_audio sparse_keymap rfkill rapl snd_hwdep intel_cstate
 snd_seq iTCO_wdt mei_hdcp dcdbas mei_wdt mei_pxp intel_pmc_bxt iTCO_vendor_support dell_smm_hwmon snd_seq_device snd_pcm intel_uncore mei_me snd_timer pcspkr mei snd i2c_i801 i2c_smbus soundcore lpc_ich auth_rpcgss sunrpc loop zram nouveau crct10dif_pclmul crc32_pclmul mpt3sas drm_ttm_helper crc32c_intel polyval_clmulni ttm polyval_generic igb video drm_exec ghash_clmulni_intel gpu_sched sha512_ssse3 sha256_ssse3 mxm_wmi e1000e sha1_ssse3 drm_display_helper raid_class dca i2c_algo_bit cec ata_generic scsi_transport_sas pata_acpi wmi ums_realtek uas usb_storage ip6_tables ip_tables fuse