WARNING: CPU: 14 PID: 21656 at kernel/workqueue.c:2614 check_flush_dependency+0x10a/0x120
Modules linked in: md4 vhost_net vhost vhost_iotlb tap rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nft_objref nf_conntrack_tftp tun nls_utf8 cifs dns_resolver fscache netfs libdes 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_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nfnetlink bridge stp llc ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter w83795 w83627ehf hwmon_vid lm92 bnep sunrpc squashfs loop nvidia_drm(POE) nvidia_modeset(POE) nvidia_uvm(POE) snd_usb_audio snd_hda_codec_realtek snd_usbmidi_lib snd_rawmidi snd_hda_codec_generic gspca_vc032x ledtrig_audio uvcvideo gspca_main snd_hda_codec_hdmi videobuf2_vmalloc videobuf2_memops snd_hda_intel videobuf2_v4l2 snd_intel_dspcfg
 snd_intel_sdw_acpi videobuf2_common snd_hda_codec videodev snd_hda_core intel_powerclamp iwlmvm snd_hwdep mc snd_seq snd_seq_device coretemp btusb snd_pcm mac80211 snd_timer kvm_intel btrtl joydev ipmi_si libarc4 iTCO_wdt snd nvidia(POE) btbcm intel_pmc_bxt iTCO_vendor_support btintel kvm iwlwifi ipmi_devintf irqbypass bluetooth crct10dif_pclmul crc32_pclmul ghash_clmulni_intel i2c_i801 gpio_ich intel_cstate intel_uncore ipmi_msghandler cfg80211 ecdh_generic soundcore rfkill i5500_temp i2c_smbus lpc_ich ioatdma i7core_edac dca acpi_cpufreq zram ip_tables xfs raid1 hid_logitech_hidpp hid_logitech_dj ast drm_vram_helper drm_ttm_helper ttm i2c_algo_bit drm_kms_helper cec drm uas ata_generic crc32c_intel mpt3sas e1000e serio_raw usb_storage pata_acpi pata_it8213 raid_class scsi_transport_sas fuse
CPU: 14 PID: 21656 Comm: kworker/14:2 Tainted: P           OE     5.14.18-100.fc33.x86_64 #1
Hardware name: System manufacturer System Product Name/Z8P(N)E-D12(X), BIOS 1302    06/25/2012
Workqueue: deferredclose smb2_deferred_work_close [cifs]
RIP: 0010:check_flush_dependency+0x10a/0x120
Code: 4c 24 18 48 8d b2 b0 00 00 00 49 89 e8 48 8d 8b b0 00 00 00 48 c7 c7 18 2a 5c ae c6 05 44 cd e1 01 01 4c 89 ca e8 54 06 ad 00 <0f> 0b e9 11 ff ff ff 80 3d 2f cd e1 01 00 75 91 e9 43 ff ff ff 90
RSP: 0018:ffff9ac3cc3bfc58 EFLAGS: 00010292
RAX: 0000000000000078 RBX: ffff88d081853200 RCX: ffff88d067c18a08
RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff88d067c18a00
RBP: 0000000000000000 R08: 0000000000000000 R09: ffff9ac3cc3bfa90
R10: ffff9ac3cc3bfa88 R11: ffffffffaed47468 R12: ffff88cb645e20c0
R13: ffff88cbe39d4d00 R14: ffff88d081853268 R15: ffff88cb4a908b98
FS:  0000000000000000(0000) GS:ffff88d067c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000558ecf366278 CR3: 00000006c0c10001 CR4: 00000000000206e0
Call Trace:
 flush_workqueue+0x10c/0x410
 generic_shutdown_super+0x2f/0x110
 kill_anon_super+0x14/0x30
 cifs_kill_sb+0x7e/0x90 [cifs]
 deactivate_locked_super+0x36/0xa0
 cifsFileInfo_put_final+0x128/0x140 [cifs]
 _cifsFileInfo_put+0x21b/0x3f0 [cifs]
 ? smb2_deferred_work_close+0x30/0x60 [cifs]
 ? smb2_deferred_work_close+0x30/0x60 [cifs]
 ? __raw_callee_save___native_queued_spin_unlock+0x11/0x1e
 process_one_work+0x1ec/0x390
 worker_thread+0x53/0x3e0
 ? process_one_work+0x390/0x390
 kthread+0x127/0x150
 ? set_kthread_struct+0x40/0x40
 ret_from_fork+0x22/0x30

WARNING: CPU: 2 PID: 17834 at kernel/workqueue.c:2614 check_flush_dependency+0x10a/0x120
Modules linked in: md4 rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nft_objref nf_conntrack_tftp tun nls_utf8 cifs dns_resolver fscache netfs libdes 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_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security bridge stp llc ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter bnep sunrpc squashfs loop nvidia_drm(POE) nvidia_modeset(POE) nvidia_uvm(POE) intel_powerclamp snd_usb_audio nvidia(POE) kvm_intel snd_usbmidi_lib snd_rawmidi snd_hda_codec_realtek snd_hda_codec_generic kvm ledtrig_audio snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core snd_hwdep snd_seq snd_seq_device snd_pcm btusb btrtl btbcm snd_timer
 btintel gspca_vc032x uvcvideo snd bluetooth soundcore iwlmvm gspca_main videobuf2_vmalloc irqbypass videobuf2_memops videobuf2_v4l2 mac80211 ecdh_generic videobuf2_common crct10dif_pclmul iTCO_wdt libarc4 intel_pmc_bxt iTCO_vendor_support videodev crc32_pclmul mc joydev ghash_clmulni_intel gpio_ich intel_cstate intel_uncore iwlwifi cfg80211 lpc_ich ipmi_si ipmi_devintf ipmi_msghandler i2c_i801 i2c_smbus rfkill ioatdma i7core_edac dca acpi_cpufreq zram ip_tables xfs raid1 hid_logitech_hidpp hid_logitech_dj ast drm_vram_helper drm_ttm_helper ttm i2c_algo_bit drm_kms_helper cec drm crc32c_intel mpt3sas e1000e uas ata_generic serio_raw usb_storage pata_it8213 pata_acpi raid_class scsi_transport_sas fuse [last unloaded: w83795]
CPU: 2 PID: 17834 Comm: kworker/2:2 Tainted: P           OE     5.14.18-100.fc33.x86_64 #1
Hardware name: System manufacturer System Product Name/Z8P(N)E-D12(X), BIOS 1302    06/25/2012
Workqueue: deferredclose smb2_deferred_work_close [cifs]
RIP: 0010:check_flush_dependency+0x10a/0x120
Code: 4c 24 18 48 8d b2 b0 00 00 00 49 89 e8 48 8d 8b b0 00 00 00 48 c7 c7 18 2a 5c 9c c6 05 44 cd e1 01 01 4c 89 ca e8 54 06 ad 00 <0f> 0b e9 11 ff ff ff 80 3d 2f cd e1 01 00 75 91 e9 43 ff ff ff 90
RSP: 0018:ffffc0b78fd2fc58 EFLAGS: 00010292
RAX: 0000000000000078 RBX: ffff9a3547d6e400 RCX: ffff9a3a67a98a08
RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff9a3a67a98a00
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffc0b78fd2fa90
R10: ffffc0b78fd2fa88 R11: ffffffff9cd47468 R12: ffff9a357f7f1b00
R13: ffff9a361abea680 R14: ffff9a3547d6e468 R15: ffff9a3600a82598
FS:  0000000000000000(0000) GS:ffff9a3a67a80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb2953ff000 CR3: 00000002ffc10006 CR4: 00000000000206e0
Call Trace:
 flush_workqueue+0x10c/0x410
 generic_shutdown_super+0x2f/0x110
 kill_anon_super+0x14/0x30
 cifs_kill_sb+0x7e/0x90 [cifs]
 deactivate_locked_super+0x36/0xa0
 cifsFileInfo_put_final+0x128/0x140 [cifs]
 _cifsFileInfo_put+0x21b/0x3f0 [cifs]
 ? smb2_deferred_work_close+0x30/0x60 [cifs]
 ? __raw_callee_save___native_queued_spin_unlock+0x11/0x1e
 process_one_work+0x1ec/0x390
 worker_thread+0x53/0x3e0
 ? process_one_work+0x390/0x390
 kthread+0x127/0x150
 ? set_kthread_struct+0x40/0x40
 ret_from_fork+0x22/0x30

WARNING: CPU: 2 PID: 185258 at kernel/workqueue.c:2614 check_flush_dependency+0x10a/0x120
Modules linked in: xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_reject_ipv4 ip6table_mangle ip6table_nat iptable_mangle iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter tun bridge stp llc rpcsec_gss_krb5 auth_rpcgss md4 nls_utf8 nfsv4 cifs nfs libarc4 lockd dns_resolver grace fscache netfs libdes rfkill sunrpc snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio intel_rapl_msr intel_rapl_common snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec intel_tcc_cooling x86_pkg_temp_thermal intel_powerclamp snd_hda_core coretemp snd_hwdep iTCO_wdt kvm_intel snd_seq intel_pmc_bxt mei_hdcp snd_seq_device ppdev iTCO_vendor_support kvm ee1004 snd_pcm irqbypass rapl snd_timer intel_cstate intel_uncore snd i2c_i801 joydev soundcore i2c_smbus intel_wmi_thunderbolt mei_me mei intel_pch_thermal parport_pc parport acpi_pad binfmt_misc zram ip_tables i915 i2c_algo_bit uas
 ttm usb_storage drm_kms_helper crct10dif_pclmul crc32_pclmul cec crc32c_intel r8169 drm ghash_clmulni_intel video wmi fuse ecryptfs
CPU: 2 PID: 185258 Comm: kworker/2:0 Not tainted 5.14.18-100.fc33.x86_64 #1
Hardware name: Gigabyte Technology Co., Ltd. To be filled by O.E.M./Z170-HD3P-CF, BIOS F5 03/07/2016
Workqueue: deferredclose smb2_deferred_work_close [cifs]
RIP: 0010:check_flush_dependency+0x10a/0x120
Code: 4c 24 18 48 8d b2 b0 00 00 00 49 89 e8 48 8d 8b b0 00 00 00 48 c7 c7 18 2a 5c b8 c6 05 44 cd e1 01 01 4c 89 ca e8 54 06 ad 00 <0f> 0b e9 11 ff ff ff 80 3d 2f cd e1 01 00 75 91 e9 43 ff ff ff 90
RSP: 0018:ffff977e0116fc58 EFLAGS: 00010292
RAX: 0000000000000078 RBX: ffff8c11c026ac00 RCX: ffff8c1911c98a08
RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff8c1911c98a00
RBP: 0000000000000000 R08: 0000000000000000 R09: ffff977e0116fa90
R10: ffff977e0116fa88 R11: ffffffffb8d47468 R12: ffff8c134f7bc480
R13: ffff8c142b9dd080 R14: ffff8c11c026ac68 R15: ffff8c12790a2198
FS:  0000000000000000(0000) GS:ffff8c1911c80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055dbce076000 CR3: 0000000494c10002 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 flush_workqueue+0x10c/0x410
 generic_shutdown_super+0x2f/0x110
 kill_anon_super+0x14/0x30
 cifs_kill_sb+0x7e/0x90 [cifs]
 deactivate_locked_super+0x36/0xa0
 cifsFileInfo_put_final+0x128/0x140 [cifs]
 _cifsFileInfo_put+0x21b/0x3f0 [cifs]
 ? smb2_deferred_work_close+0x30/0x60 [cifs]
 ? __raw_callee_save___native_queued_spin_unlock+0x11/0x1e
 process_one_work+0x1ec/0x390
 worker_thread+0x53/0x3e0
 ? process_one_work+0x390/0x390
 kthread+0x127/0x150
 ? set_kthread_struct+0x40/0x40
 ret_from_fork+0x22/0x30