Backtrace

WARNING: CPU: 6 PID: 7027 at mm/vmalloc.c:3366 vfree.part.0+0x11b/0x260
Modules linked in: 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 ip_set nf_tables qrtr bnep sunrpc snd_ctl_led snd_soc_skl_hda_dsp snd_soc_intel_sof_board_helpers snd_soc_intel_hda_dsp_common snd_sof_probes nvidia_drm(POE) nvidia_modeset(POE) binfmt_misc snd_hda_codec_realtek nvidia_uvm(POE) snd_hda_codec_generic snd_hda_scodec_component snd_soc_dmic snd_sof_pci_intel_tgl snd_sof_pci_intel_cnl snd_sof_intel_hda_generic soundwire_intel vfat fat soundwire_cadence snd_sof_intel_hda_common iwlmvm snd_soc_hdac_hda intel_uncore_frequency intel_uncore_frequency_common snd_sof_intel_hda_mlink intel_tcc_cooling snd_sof_intel_hda squashfs x86_pkg_temp_thermal intel_powerclamp nvidia(POE) snd_sof_pci coretemp snd_sof_xtensa_dsp mac80211 snd_sof snd_sof_utils snd_soc_acpi_intel_match
 snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation snd_soc_acpi soundwire_bus snd_soc_sdca snd_soc_avs kvm_intel snd_soc_hda_codec snd_hda_ext_core libarc4 snd_soc_core kvm snd_hda_codec_hdmi snd_compress ac97_bus snd_pcm_dmaengine snd_hda_intel snd_intel_dspcfg iwlwifi snd_intel_sdw_acpi snd_hda_codec btusb uvcvideo btrtl snd_hda_core btintel spi_nor btbcm iTCO_wdt uvc irqbypass btmtk snd_hwdep intel_pmc_bxt snd_seq rapl videobuf2_vmalloc mei_pxp mtd mei_hdcp ee1004 iTCO_vendor_support intel_rapl_msr snd_seq_device videobuf2_memops bluetooth intel_cstate processor_thermal_device_pci videobuf2_v4l2 cfg80211 processor_thermal_device snd_pcm acer_wmi processor_thermal_wt_hint videobuf2_common r8169 intel_uncore sparse_keymap processor_thermal_rfim pcspkr nvidia_wmi_ec_backlight snd_timer mei_me platform_profile cdc_acm i2c_i801 spi_intel_pci processor_thermal_rapl wmi_bmof thunderbolt realtek mei spi_intel intel_rapl_common snd drm_ttm_helper i2c_smbus idma64 ttm processor_thermal_wt_req rfkill
 soundcore processor_thermal_power_floor igen6_edac processor_thermal_mbox ov13858 int3403_thermal intel_pmc_core int340x_thermal_zone v4l2_fwnode pmt_telemetry pmt_class v4l2_async intel_vsec int3400_thermal acpi_thermal_rel acpi_pad joydev acer_wireless v4l2loopback_dc(OE) videodev mc loop nfnetlink zram lz4hc_compress lz4_compress polyval_clmulni polyval_generic ghash_clmulni_intel sha512_ssse3 nvme hid_multitouch sha256_ssse3 ucsi_acpi nvme_core sha1_ssse3 typec_ucsi typec nvme_auth i2c_hid_acpi i2c_hid video wmi pinctrl_tigerlake serio_raw fuse i2c_dev
CPU: 6 UID: 1000 PID: 7027 Comm: VideoDevicePoll Tainted: P        W  OE      6.14.6-200.fc41.x86_64 #1
Tainted: [P]=PROPRIETARY_MODULE, [W]=WARN, [O]=OOT_MODULE, [E]=UNSIGNED_MODULE
Hardware name: Acer Nitro AN515-58/Jimny_ADH, BIOS V1.09 05/06/2022
RIP: 0010:vfree.part.0+0x11b/0x260
Code: e8 3a c5 fa ff 48 89 df 48 83 c4 10 5b 5d 41 5c 41 5d 41 5e 41 5f e9 74 fc 01 00 48 89 ee 48 c7 c7 c8 10 e5 a1 e8 15 3f cc ff <0f> 0b 48 83 c4 10 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 8b
RSP: 0018:ffffa3ad096d7ac0 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff93df01339000 RCX: 0000000000000027
RDX: ffff93e29f121948 RSI: 0000000000000001 RDI: ffff93e29f121940
RBP: ffffa3ad2899d000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000004 R12: 0000000000000000
R13: ffff93df09aa71a0 R14: ffff93df11eead80 R15: 0000000000000000
FS:  00007f254e3fe6c0(0000) GS:ffff93e29f100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000028408cc4b3c CR3: 0000000336b76006 CR4: 0000000000f72ef0
PKRU: 55555558
Call Trace:
 <TASK>
 v4l2_loopback_close+0x8b/0xf0 [v4l2loopback_dc]
 v4l2_release+0xcb/0xf0 [videodev]
 __fput+0xe3/0x2a0
 __x64_sys_close+0x3c/0x80
 do_syscall_64+0x82/0x160
 ? v4l2_ioctl+0x68/0xa0 [videodev]
 ? syscall_exit_to_user_mode+0x10/0x210
 ? do_syscall_64+0x8e/0x160
 ? path_openat+0x12f/0x2b0
 ? do_filp_open+0xd8/0x190
 ? alloc_fd+0xba/0x110
 ? do_sys_openat2+0x9c/0xe0
 ? alloc_fd+0xba/0x110
 ? syscall_exit_to_user_mode+0x10/0x210
 ? do_syscall_64+0x8e/0x160
 ? syscall_exit_to_user_mode+0x10/0x210
 ? do_syscall_64+0x8e/0x160
 ? exc_page_fault+0x7e/0x1a0
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f25ed51d9bc
Code: 0f 05 48 3d 00 f0 ff ff 77 3c c3 0f 1f 00 55 48 89 e5 48 83 ec 10 89 7d fc e8 00 ab f8 ff 8b 7d fc 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 2c 89 d7 89 45 fc e8 62 ab f8 ff 8b 45 fc c9
RSP: 002b:00007f254e3fd2f0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 000000000000003f RCX: 00007f25ed51d9bc
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000003f
RBP: 00007f254e3fd300 R08: 0000000000000000 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f254f9ef7f0 R15: 00007f254e3fd3f0
 </TASK>