Comment 2 for bug 1946507

There are multiple messages from the kernel like the following:

Oct 8 15:51:41 ubuntu kernel: [ 110.287254] WARNING: CPU: 4 PID: 8512 at fs/block_dev.c:1610 blkdev_put+0x130/0x140
Oct 8 15:51:41 ubuntu kernel: [ 110.287274] Modules linked in: xfs jfs btrfs blake2b_generic xor zstd_compress raid6_pq libcrc32c snd_ctl_led snd_hda_codec_realtek snd_hda_codec_generic rfcomm cmac algif_hash algif_skcipher af_alg bnep zfs(PO) zunicode(PO) zzstd(O) zlua(O) zavl(PO) icp(PO) zcommon(PO) znvpair(PO) spl(O) intel_rapl_msr intel_rapl_common intel_tcc_cooling x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm iwlmvm mac80211 libarc4 iwlwifi snd_sof_pci_intel_cnl snd_sof_intel_hda_common soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_soc_hdac_hda snd_hda_ext_core snd_soc_acpi_intel_match cfg80211 snd_soc_acpi soundwire_bus ledtrig_audio snd_soc_core btusb btrtl btbcm btintel bluetooth snd_hda_codec_hdmi snd_compress ac97_bus snd_pcm_dmaengine snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core snd_hwdep snd_pcm ecdh_generic ecc snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq mei_hdcp
Oct 8 15:51:41 ubuntu kernel: [ 110.287431] snd_seq_device snd_timer mei_me mei snd joydev soundcore ee1004 rapl 8250_dw intel_pch_thermal hid_multitouch intel_cstate input_leds efi_pstore serio_raw acer_wmi wmi_bmof intel_wmi_thunderbolt sparse_keymap mac_hid acpi_pad acer_wireless sch_fq_codel msr parport_pc ppdev lp parport ip_tables x_tables autofs4 overlay nls_utf8 isofs nls_iso8859_1 dm_mirror dm_region_hash dm_log uas usb_storage usbhid hid_generic nouveau i915 rtsx_pci_sdmmc mxm_wmi drm_ttm_helper ttm i2c_algo_bit drm_kms_helper crct10dif_pclmul crc32_pclmul syscopyarea sysfillrect ghash_clmulni_intel sysimgblt aesni_intel fb_sys_fops cec crypto_simd rc_core cryptd drm i2c_i801 i2c_smbus intel_lpss_pci i2c_hid_acpi r8169 i2c_hid ahci intel_lpss xhci_pci rtsx_pci realtek idma64 libahci xhci_pci_renesas hid wmi video pinctrl_cannonlake
Oct 8 15:51:41 ubuntu kernel: [ 110.287548] CPU: 4 PID: 8512 Comm: ntfsresize Tainted: P O 5.13.0-16-generic #16-Ubuntu
Oct 8 15:51:41 ubuntu kernel: [ 110.287556] Hardware name: Acer Nitro AN515-52/Freed_CFS, BIOS V1.28 08/05/2019
Oct 8 15:51:41 ubuntu kernel: [ 110.287559] RIP: 0010:blkdev_put+0x130/0x140
Oct 8 15:51:41 ubuntu kernel: [ 110.287566] Code: 00 00 0f 84 23 ff ff ff 4c 89 f7 e8 ea ab 20 00 c6 83 4c 03 00 00 00 e9 0f ff ff ff 0f 0b 8b 93 48 03 00 00 85 d2 74 9a eb bb <0f> 0b e9 74 ff ff ff 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55
Oct 8 15:51:41 ubuntu kernel: [ 110.287572] RSP: 0018:ffffae9e0861bd90 EFLAGS: 00010297
Oct 8 15:51:41 ubuntu kernel: [ 110.287577] RAX: 0000000000000000 RBX: ffff9491e88a5780 RCX: 0000000000000009
Oct 8 15:51:41 ubuntu kernel: [ 110.287581] RDX: 0000000000000001 RSI: 00000000480a009d RDI: ffffffffa7809680
Oct 8 15:51:41 ubuntu kernel: [ 110.287585] RBP: ffffae9e0861bdb8 R08: ffff9491a7ffcb38 R09: 0000000000000008
Oct 8 15:51:41 ubuntu kernel: [ 110.287588] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000480a009d
Oct 8 15:51:41 ubuntu kernel: [ 110.287591] R13: ffff9491e88a57b8 R14: ffff9490d9605200 R15: ffff9490ca8b76c0
Oct 8 15:51:41 ubuntu kernel: [ 110.287595] FS: 00007f8ab86df740(0000) GS:ffff94980e300000(0000) knlGS:0000000000000000
Oct 8 15:51:41 ubuntu kernel: [ 110.287600] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Oct 8 15:51:41 ubuntu kernel: [ 110.287604] CR2: 000056283df6ecb1 CR3: 00000001b9438006 CR4: 00000000003706e0
Oct 8 15:51:41 ubuntu kernel: [ 110.287608] Call Trace:
Oct 8 15:51:41 ubuntu kernel: [ 110.287615] blkdev_bszset+0x86/0xd0
Oct 8 15:51:41 ubuntu kernel: [ 110.287626] blkdev_ioctl+0x1eb/0x260
Oct 8 15:51:41 ubuntu kernel: [ 110.287634] ? exit_to_user_mode_prepare+0x37/0xb0
Oct 8 15:51:41 ubuntu kernel: [ 110.287642] block_ioctl+0x3f/0x50
Oct 8 15:51:41 ubuntu kernel: [ 110.287647] __x64_sys_ioctl+0x91/0xc0
Oct 8 15:51:41 ubuntu kernel: [ 110.287656] do_syscall_64+0x61/0xb0
Oct 8 15:51:41 ubuntu kernel: [ 110.287665] ? __x64_sys_fcntl+0x9d/0xd0
Oct 8 15:51:41 ubuntu kernel: [ 110.287671] ? exit_to_user_mode_prepare+0x37/0xb0
Oct 8 15:51:41 ubuntu kernel: [ 110.287676] ? syscall_exit_to_user_mode+0x27/0x50
Oct 8 15:51:41 ubuntu kernel: [ 110.287685] ? do_syscall_64+0x6e/0xb0
Oct 8 15:51:41 ubuntu kernel: [ 110.287691] ? irqentry_exit+0x19/0x30
Oct 8 15:51:41 ubuntu kernel: [ 110.287699] ? exc_page_fault+0x8f/0x170
Oct 8 15:51:41 ubuntu kernel: [ 110.287706] ? asm_exc_page_fault+0x8/0x30
Oct 8 15:51:41 ubuntu kernel: [ 110.287711] entry_SYSCALL_64_after_hwframe+0x44/0xae
Oct 8 15:51:41 ubuntu kernel: [ 110.287716] RIP: 0033:0x7f8ab87ff78b
Oct 8 15:51:41 ubuntu kernel: [ 110.287722] Code: ff ff ff 85 c0 79 8b 49 c7 c4 ff ff ff ff 5b 5d 4c 89 e0 41 5c c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 75 a6 0f 00 f7 d8 64 89 01 48
Oct 8 15:51:41 ubuntu kernel: [ 110.287726] RSP: 002b:00007ffd53f92068 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
Oct 8 15:51:41 ubuntu kernel: [ 110.287732] RAX: ffffffffffffffda RBX: 00005583e366aa00 RCX: 00007f8ab87ff78b
Oct 8 15:51:41 ubuntu kernel: [ 110.287736] RDX: 00007ffd53f92070 RSI: 0000000040081271 RDI: 0000000000000004
Oct 8 15:51:41 ubuntu kernel: [ 110.287739] RBP: 00005583e366ae40 R08: 00005583e366ac30 R09: 0000000000000000
Oct 8 15:51:41 ubuntu kernel: [ 110.287741] R10: 0000000000001000 R11: 0000000000000246 R12: 0000000000000200
Oct 8 15:51:41 ubuntu kernel: [ 110.287745] R13: 00005583e366ac30 R14: 00005583e185e980 R15: 0000000000000000
Oct 8 15:51:41 ubuntu kernel: [ 110.287752] ---[ end trace 8ecaa980f10bb41b ]---
Oct 8 15:51:41 ubuntu kernel: [ 110.287765] ------------[ cut here ]------------

I wonder if that isn't causing the issue.