Backtrace

BUG: Dentry 00000000a9032ef6{i=5000000000005,n=/}  still in use (2) [unmount of cifs cifs]
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WARNING: CPU: 2 PID: 83952 at fs/dcache.c:1676 umount_check+0x59/0x70
Modules linked in: uhid wireguard curve25519_x86_64 libcurve25519_generic ip6_udp_tunnel udp_tunnel tls uinput rfcomm snd_seq_dummy snd_hrtimer nls_utf8 cifs cifs_arc4 cifs_md4 dns_resolver fscache netfs 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 rmi_smbus rmi_core intel_rapl_msr binfmt_misc intel_rapl_common mei_wdt vfat intel_tcc_cooling fat iTCO_wdt ee1004 intel_pmc_bxt mei_hdcp mei_pxp x86_pkg_temp_thermal intel_powerclamp coretemp iTCO_vendor_support iwlmvm snd_soc_avs snd_soc_hda_codec kvm_intel snd_hda_ext_core mac80211 snd_soc_core snd_ctl_led kvm snd_hda_codec_realtek libarc4 snd_compress snd_hda_codec_generic snd_hda_codec_hdmi squashfs ac97_bus irqbypass snd_pcm_dmaengine btusb btrtl uvcvideo snd_hda_intel rapl snd_intel_dspcfg iwlwifi
 videobuf2_vmalloc btbcm snd_intel_sdw_acpi videobuf2_memops intel_cstate videobuf2_v4l2 snd_hda_codec btintel videobuf2_common btmtk intel_uncore intel_wmi_thunderbolt joydev think_lmi snd_hda_core videodev cfg80211 firmware_attributes_class snd_hwdep bluetooth thinkpad_acpi pcspkr wmi_bmof snd_seq mc i2c_i801 snd_seq_device i2c_smbus ledtrig_audio snd_pcm platform_profile rfkill snd_timer snd soundcore mei_me mei intel_pch_thermal loop zram i915 nouveau rtsx_pci_sdmmc mmc_core crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni polyval_generic drm_ttm_helper mxm_wmi e1000e drm_buddy rtsx_pci ghash_clmulni_intel drm_display_helper sha512_ssse3 cec serio_raw ttm video wmi ip6_tables ip_tables fuse
CPU: 2 PID: 83952 Comm: umount Not tainted 6.2.8-200.fc37.x86_64 #1
Hardware name: LENOVO 20EQS3V200/20EQS3V200, BIOS N1EET98W (1.71 ) 12/06/2022
RIP: 0010:umount_check+0x59/0x70
Code: 8d 88 c8 03 00 00 48 8b 40 28 4c 8b 08 48 8b 46 30 48 85 c0 74 04 48 8b 50 40 51 48 c7 c7 e8 0f 89 a1 48 89 f1 e8 67 7c d3 ff <0f> 0b 58 31 c0 c3 cc cc cc cc 41 83 f8 01 75 bf eb ad 0f 1f 44 00
RSP: 0018:ffffbd74249e7ce8 EFLAGS: 00010246
RAX: 000000000000005a RBX: 000000000001eb00 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffffa18c1386 RDI: 00000000ffffffff
RBP: ffffffffa0460e10 R08: 0000000000000000 R09: ffffbd74249e7b90
R10: 0000000000000003 R11: ffffffffa21447c8 R12: ffff9d4fc511b5ac
R13: ffff9d4fcad70800 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f1cb9a3e800(0000) GS:ffff9d573f880000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc032baba0 CR3: 000000010c5a6003 CR4: 00000000003706e0
Call Trace:
 <TASK>
 d_walk+0x62/0x2c0
 ? shrink_dcache_parent+0x5b/0x120
 shrink_dcache_for_umount+0x49/0x130
 generic_shutdown_super+0x1a/0x140
 kill_anon_super+0x14/0x30
 cifs_kill_sb+0x42/0x50 [cifs]
 deactivate_locked_super+0x2c/0xa0
 cleanup_mnt+0xbd/0x150
 task_work_run+0x56/0x90
 exit_to_user_mode_prepare+0x1c8/0x1f0
 syscall_exit_to_user_mode+0x17/0x40
 do_syscall_64+0x67/0x80
 ? syscall_exit_to_user_mode+0x17/0x40
 ? do_syscall_64+0x67/0x80
 ? syscall_exit_to_user_mode+0x17/0x40
 ? do_syscall_64+0x67/0x80
 ? exc_page_fault+0x70/0x170
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f1cb9c51dab
Code: 8b 70 0c 00 f7 d8 64 89 01 48 83 c8 ff c3 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 51 70 0c 00 f7 d8
RSP: 002b:00007ffc032bc458 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 000055d2faac5530 RCX: 00007f1cb9c51dab
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000055d2faac6ed0
RBP: 000055d2faac5648 R08: 0000000000000014 R09: 0000000000000020
R10: 0000000000000010 R11: 0000000000000246 R12: 0000000000000000
R13: 000055d2faac6ed0 R14: 000055d2faac5760 R15: 000055d2faac5530
 </TASK>