Backtrace

WARNING: CPU: 3 PID: 4530 at lib/kobject.c:640 kobject_get+0x4e/0x90
Modules linked in: snd_usb_audio snd_usbmidi_lib snd_ump snd_rawmidi binfmt_misc uinput rfcomm snd_seq_dummy snd_hrtimer 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 bnep snd_ctl_led snd_hda_codec_alc269 snd_hda_scodec_component snd_hda_codec_realtek_lib snd_hda_codec_generic sunrpc snd_hda_intel snd_sof_pci_intel_skl 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 cx231xx_alsa 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 intel_uncore_frequency intel_uncore_frequency_common snd_soc_avs intel_tcc_cooling
 x86_pkg_temp_thermal intel_powerclamp coretemp cx25840 kvm_intel iTCO_wdt snd_soc_hda_codec intel_pmc_bxt mei_hdcp iTCO_vendor_support mei_pxp ath10k_pci snd_hda_ext_core vfat intel_rapl_msr kvm snd_hda_codec cx231xx fat ath10k_core uvcvideo snd_hda_core irqbypass cx2341x snd_intel_dspcfg tveeprom uvc videobuf2_vmalloc rapl snd_intel_sdw_acpi videobuf2_memops snd_hwdep videobuf2_v4l2 mac80211 snd_soc_core videobuf2_common snd_compress ac97_bus videodev intel_cstate snd_pcm_dmaengine btusb hid_sensor_als btmtk snd_seq snd_seq_device hid_sensor_accel_3d hid_sensor_trigger snd_pcm intel_uncore btrtl hid_sensor_iio_common industrialio_triggered_buffer squashfs btbcm ath kfifo_buf btintel pcspkr intel_wmi_thunderbolt wmi_bmof mc industrialio bluetooth snd_timer i2c_i801 i2c_mux processor_thermal_device_pci_legacy cfg80211 snd processor_thermal_device mei_me processor_thermal_wt_hint soundcore i2c_smbus platform_temperature_control processor_thermal_soc_slider mei processor_thermal_rfim processor_thermal_rapl
 intel_rapl_common processor_thermal_wt_req libarc4 processor_thermal_power_floor processor_thermal_mbox int340x_thermal_zone idma64 intel_pch_thermal intel_xhci_usb_role_switch intel_soc_dts_iosf ideapad_laptop sparse_keymap platform_profile intel_pmc_core rfkill soc_button_array pmt_telemetry pmt_discovery pmt_class intel_pmc_ssram_telemetry acpi_pad intel_vsec int3400_thermal acpi_thermal_rel joydev loop nfnetlink zram lz4hc_compress lz4_compress i915 hid_multitouch hid_sensor_hub i2c_algo_bit nvme polyval_clmulni drm_buddy ttm ghash_clmulni_intel drm_display_helper i2c_hid_acpi nvme_core nvme_keyring nvme_auth hkdf cec video i2c_hid wmi intel_oc_wdt serio_raw i2c_dev fuse
CPU: 3 UID: 1000 PID: 4530 Comm: obs Not tainted 6.18.8-100.fc42.x86_64 #1 PREEMPT(lazy) 
Hardware name: LENOVO 80VF/Agera, BIOS 2JCN39WW 05/31/2017
RIP: 0010:kobject_get+0x4e/0x90
Code: 85 d2 74 4e 8d 4a 01 09 d1 78 2c 48 83 c4 08 c3 cc cc cc cc 48 8b 37 48 89 fa 48 89 3c 24 48 c7 c7 90 bc 2e 8e e8 52 34 e5 fe <0f> 0b 48 8b 04 24 eb c0 c3 cc cc cc cc be 01 00 00 00 48 89 04 24
RSP: 0018:ffffd20fa0167bc8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff88f5a41bd970 RCX: 0000000000000027
RDX: ffff88f8e1f9cfc8 RSI: 0000000000000001 RDI: ffff88f8e1f9cfc0
RBP: ffff88f6ee6d0c00 R08: 0000000000000000 R09: ffffd20fa0167a70
R10: ffffffff8ed3c2c8 R11: 00000000ffffdfff R12: ffff88f5a41bda28
R13: ffff88f6ee6d0c00 R14: ffff88f6ee6d0c40 R15: 0000000000000000
FS:  00007fe41cc9c5c0(0000) GS:ffff88f9523a9000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe3c57d3000 CR3: 000000028606e004 CR4: 00000000003726f0
Call Trace:
 <TASK>
 v4l2_open+0x69/0x160 [videodev]
 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
 ? __x64_sys_close+0x3d/0x80
 do_sys_openat2+0x88/0xe0
 __x64_sys_openat+0x61/0xa0
 do_syscall_64+0x7e/0x7f0
 ? irqentry_exit_to_user_mode+0x2c/0x1c0
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fe4265020cd
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 03 3d 0f 00 f7 d8 64 89 01 48
RSP: 002b:00007ffe92111e78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 000055ff3ad25560 RCX: 00007fe4265020cd
RDX: 0000000000000802 RSI: 000055ff3d231ca0 RDI: 00000000ffffff9c
RBP: 00007ffe92111f70 R08: 0000000000000009 R09: 000000000000003d
R10: 0000000000000000 R11: 0000000000000246 R12: 000055ff3c72c240
R13: 000055ff3d2d3770 R14: 000055ff3d2d3810 R15: 000055ff3c6d3680
 </TASK>