Backtrace

WARNING: CPU: 3 PID: 1736 at drivers/media/v4l2-core/v4l2-dev.c:438 v4l2_open+0x106/0x160 [videodev]
Modules linked in: rfcomm snd_seq_dummy snd_hrtimer vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) xt_conntrack xt_MASQUERADE bridge stp llc xt_set ip_set xt_addrtype nft_compat overlay 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 nf_tables qrtr snd_hda_codec_intelhdmi snd_ctl_led snd_hda_codec_alc269 snd_hda_scodec_component snd_hda_codec_realtek_lib snd_hda_codec_generic snd_hda_intel snd_sof_pci_intel_skl bnep snd_sof_intel_hda_generic soundwire_intel snd_sof_intel_hda_sdw_bpt snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda_mlink snd_sof_intel_hda snd_hda_codec_hdmi soundwire_cadence snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_acpi_intel_match snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation snd_soc_acpi crc8 soundwire_bus snd_soc_sdca snd_soc_avs ath10k_pci btusb snd_soc_hda_codec
 intel_uncore_frequency intel_uncore_frequency_common snd_hda_ext_core btmtk ath10k_core uvcvideo intel_pmc_core_pltdrv btrtl sunrpc uvc intel_pmc_core snd_hda_codec btbcm videobuf2_vmalloc pmt_telemetry btintel pmt_discovery mac80211 videobuf2_memops pmt_class bluetooth snd_hda_core intel_pmc_ssram_telemetry videobuf2_v4l2 intel_vsec intel_tcc_cooling x86_pkg_temp_thermal snd_intel_dspcfg videobuf2_common intel_powerclamp coretemp kvm_intel iTCO_wdt snd_intel_sdw_acpi mei_hdcp mei_pxp intel_rapl_msr intel_pmc_bxt snd_hwdep iTCO_vendor_support joydev snd_soc_core kvm snd_compress ath ac97_bus snd_pcm_dmaengine irqbypass snd_seq cfg80211 processor_thermal_device_pci_legacy snd_seq_device processor_thermal_device processor_thermal_wt_hint platform_temperature_control snd_pcm processor_thermal_soc_slider vfat processor_thermal_rfim fat rapl intel_wmi_thunderbolt processor_thermal_rapl intel_rapl_common intel_cstate intel_uncore processor_thermal_wt_req snd_timer processor_thermal_power_floor
 processor_thermal_mbox pcspkr snd int340x_thermal_zone i2c_i801 mei_me ideapad_laptop wmi_bmof libarc4 i2c_smbus soundcore idma64 mei intel_xhci_usb_role_switch intel_soc_dts_iosf sparse_keymap elan_i2c platform_profile rfkill acpi_pad int3400_thermal acpi_thermal_rel squashfs loop nfnetlink zram lz4hc_compress lz4_compress i915 nvme nvme_core nvme_keyring nvme_auth polyval_clmulni ghash_clmulni_intel hkdf i2c_algo_bit drm_buddy i2c_hid_acpi i2c_hid ttm video intel_oc_wdt drm_display_helper cec wmi serio_raw fuse v4l2loopback_dc(OE) videodev mc i2c_dev
CPU: 3 UID: 968 PID: 1736 Comm: wireplumber Tainted: G        W  OE       6.18.6-100.fc42.x86_64 #1 PREEMPT(lazy) 
Tainted: [W]=WARN, [O]=OOT_MODULE, [E]=UNSIGNED_MODULE
Hardware name: LENOVO 81VD/LNVNB161216, BIOS CSCN17WW 05/20/2021
RIP: 0010:v4l2_open+0x106/0x160 [videodev]
Code: 44 8b 44 24 04 48 83 c4 08 5b 44 89 c0 5d 41 5c c3 cc cc cc cc f6 83 50 04 00 00 04 0f 85 62 14 02 00 41 b8 ed ff ff ff eb c9 <0f> 0b 48 8b 83 a8 00 00 00 48 89 ef 48 8b 40 48 2e 2e 2e ff d0 f6
RSP: 0018:ffffcdcb46e7f908 EFLAGS: 00010246
RAX: 0000000000000001 RBX: ffff8a55421bc800 RCX: 0000000000710000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff85e3e580
RBP: ffff8a5550b18780 R08: 0000000000000000 R09: ffffcdcb47a51000
R10: ffffcdcb47a51000 R11: 00000000ffffffff R12: ffff8a55421bc8b8
R13: ffff8a5550b18780 R14: ffff8a5550b187c0 R15: 0000000000000000
FS:  00007fd981b5d840(0000) GS:ffff8a571ffa9000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005610b462253c CR3: 0000000144af4001 CR4: 00000000003706f0
Call Trace:
 <TASK>
 chrdev_open+0xad/0x240
 ? __pfx_chrdev_open+0x10/0x10
 do_dentry_open+0x240/0x480
 vfs_open+0x30/0x100
 do_open+0x155/0x3e0
 path_openat+0x10a/0x2a0
 do_filp_open+0xd8/0x180
 do_sys_openat2+0x88/0xe0
 __x64_sys_openat+0x61/0xa0
 do_syscall_64+0x7e/0x7f0
 ? v4l2_ioctl+0x6a/0xb0 [videodev]
 ? __x64_sys_ioctl+0xb1/0xe0
 ? do_syscall_64+0xb6/0x7f0
 ? __do_sys_newfstat+0x44/0x70
 ? do_syscall_64+0xb6/0x7f0
 ? do_syscall_64+0xb6/0x7f0
 ? __x64_sys_epoll_ctl+0x6f/0xa0
 ? do_syscall_64+0xb6/0x7f0
 ? irqentry_exit_to_user_mode+0x2c/0x1c0
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fd981f4e422
Code: 08 0f 85 61 42 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 66
RSP: 002b:00007ffc1e4082a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00005610b436de20 RCX: 00007fd981f4e422
RDX: 0000000000000802 RSI: 00005610b436dd98 RDI: ffffffffffffff9c
RBP: 00007ffc1e4082d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00005610b436dd98
R13: 00005610b436dd70 R14: 00005610b44a2720 R15: 00007fd9821fbde0
 </TASK>