Backtrace

WARNING: CPU: 8 PID: 5312 at lib/refcount.c:28 refcount_warn_saturate+0xa6/0xf0
Modules linked in: rfcomm snd_seq_dummy snd_hrtimer snd_seq snd_seq_device xt_CHECKSUM xt_MASQUERADE nf_nat_tftp nf_conntrack_tftp xt_CT tun xt_pkttype nft_counter ip6t_REJECT nf_reject_ipv6 ip6t_rpfilter bridge ipt_REJECT stp nf_reject_ipv4 llc xt_conntrack 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 nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter qrtr bnep sunrpc binfmt_misc dm_crypt vfat fat 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 soundwire_bus snd_soc_skl intel_rapl_msr intel_rapl_common snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match intel_tcc_cooling snd_soc_acpi x86_pkg_temp_thermal intel_powerclamp snd_soc_core coretemp snd_hda_codec_hdmi iwlmvm snd_compress
 kvm_intel snd_hda_codec_realtek mac80211 ee1004 ac97_bus iTCO_wdt mei_pxp intel_pmc_bxt mei_hdcp snd_pcm_dmaengine iTCO_vendor_support snd_hda_codec_generic system76(OE-) libarc4 btusb kvm ledtrig_audio uvcvideo snd_hda_intel btrtl btbcm snd_intel_dspcfg videobuf2_vmalloc iwlwifi btintel videobuf2_memops snd_intel_sdw_acpi rapl videobuf2_v4l2 intel_cstate snd_hda_codec bluetooth cfg80211 videobuf2_common intel_uncore i2c_i801 pcspkr snd_hda_core mei_me i2c_smbus ecdh_generic wmi_bmof idma64 snd_hwdep joydev mei rfkill intel_pch_thermal intel_hid acpi_pad sparse_keymap vfio_pci snd_aloop zram ip_tables i915 nvidia_drm(POE) nvidia_modeset(POE) nvidia_uvm(POE) nvidia(POE) i2c_algo_bit ttm drm_kms_helper hid_multitouch crct10dif_pclmul cec crc32_pclmul crc32c_intel mxm_wmi drm ghash_clmulni_intel r8169 serio_raw i2c_hid_acpi i2c_hid wmi video pinctrl_cannonlake vfio_pci_core irqbypass vfio_virqfd vfio_iommu_type1 vfio mmc_block mmc_core ipmi_devintf ipmi_msghandler fuse snd_pcm
 snd_timer snd soundcore v4l2loopback_dc(OE) videodev mc
CPU: 8 PID: 5312 Comm: kworker/8:0 Tainted: P           OE     5.16.12-200.fc35.x86_64 #1
Hardware name: System76 Gazelle/Gazelle, BIOS 1.07.09f-1 07/10/2019
Workqueue: events_long device_link_release_fn
RIP: 0010:refcount_warn_saturate+0xa6/0xf0
Code: 05 cb a5 ab 01 01 e8 ec 6f 5d 00 0f 0b c3 80 3d b9 a5 ab 01 00 75 95 48 c7 c7 f8 94 64 84 c6 05 a9 a5 ab 01 01 e8 cd 6f 5d 00 <0f> 0b c3 80 3d 98 a5 ab 01 00 0f 85 72 ff ff ff 48 c7 c7 50 95 64
RSP: 0018:ffffafd4c4d7be70 EFLAGS: 00010282
RAX: 0000000000000026 RBX: ffff957201fbd730 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffffffff8463494d RDI: 00000000ffffffff
RBP: ffff957201fbd400 R08: 0000000000000000 R09: ffffafd4c4d7bcb0
R10: ffffafd4c4d7bca8 R11: ffffffff84f462a8 R12: ffff957560630fc0
R13: ffff957560636b00 R14: 0000000000000000 R15: ffff957560636b05
FS:  0000000000000000(0000) GS:ffff957560600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000559efa5e6188 CR3: 0000000310e10004 CR4: 00000000003706e0
Call Trace:
 <TASK>
 device_link_release_fn+0x3b/0x60
 process_one_work+0x1e5/0x3c0
 worker_thread+0x50/0x3b0
 ? rescuer_thread+0x370/0x370
 kthread+0x169/0x190
 ? set_kthread_struct+0x40/0x40
 ret_from_fork+0x1f/0x30
 </TASK>