Backtrace

WARNING: CPU: 0 PID: 4035 at mm/vmalloc.c:3367 vfree.part.0+0x113/0x260
Modules linked in: uhid 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 snd_usb_audio snd_usbmidi_lib snd_ump snd_rawmidi qrtr bnep btusb btrtl btintel btbcm btmtk bluetooth uvcvideo uvc videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common vfat fat snd_acp_legacy_mach snd_acp_mach snd_soc_nau8821 squashfs snd_soc_dmic snd_acp3x_rn snd_acp3x_pdm_dma snd_sof_amd_acp70 snd_sof_amd_acp63 snd_sof_amd_vangogh snd_sof_amd_rembrandt snd_sof_amd_renoir snd_sof_amd_acp snd_sof_pci snd_sof_xtensa_dsp snd_sof mt7921e mt7921_common snd_sof_utils snd_pci_ps mt792x_lib snd_soc_acpi_amd_match snd_amd_sdw_acpi mt76_connac_lib soundwire_amd snd_ctl_led nvidia_drm(OE) soundwire_generic_allocation snd_hda_codec_realtek soundwire_bus mt76 snd_hda_codec_generic snd_soc_sdca
 nvidia_modeset(OE) amd_atl intel_rapl_msr intel_rapl_common snd_hda_scodec_component snd_hda_codec_hdmi snd_soc_core ee1004 mac80211 snd_hda_intel snd_intel_dspcfg snd_compress snd_intel_sdw_acpi nvidia_uvm(OE) ac97_bus snd_hda_codec snd_pcm_dmaengine edac_mce_amd snd_rpl_pci_acp6x snd_acp_pci snd_amd_acpi_mach snd_hda_core snd_acp_legacy_common kvm_amd snd_pci_acp6x snd_hwdep snd_seq snd_seq_device kvm libarc4 snd_pcm irqbypass cfg80211 snd_timer nvidia(OE) ideapad_laptop snd_pci_acp5x rapl wmi_bmof lenovo_wmi_hotkey_utilities sparse_keymap pcspkr snd_rn_pci_acp3x platform_profile snd snd_acp_config i2c_piix4 snd_soc_acpi soundcore snd_pci_acp3x i2c_smbus k10temp rfkill joydev amd_pmc v4l2loopback(OE) v4l2loopback_dc(OE) loop nfnetlink zram lz4hc_compress lz4_compress amdgpu hid_cmedia amdxcp i2c_algo_bit drm_ttm_helper ttm drm_exec gpu_sched drm_suballoc_helper drm_panel_backlight_quirks drm_buddy drm_display_helper nvme rtsx_pci_sdmmc cec nvme_core polyval_clmulni mmc_core polyval_generic ucsi_acpi
 ghash_clmulni_intel sha512_ssse3 typec_ucsi video hid_sensor_hub sha256_ssse3 nvme_keyring hid_multitouch sha1_ssse3 rtsx_pci typec nvme_auth sp5100_tco i2c_hid_acpi wmi i2c_hid serio_raw i2c_dev fuse videodev mc
CPU: 0 UID: 1000 PID: 4035 Comm: telegram-deskto Tainted: G           OE       6.15.6-200.fc42.x86_64 #1 PREEMPT(lazy) 
Tainted: [O]=OOT_MODULE, [E]=UNSIGNED_MODULE
Hardware name: LENOVO 82L7/LNVNB161216, BIOS GECN39WW(V1.23) 10/30/2024
RIP: 0010:vfree.part.0+0x113/0x260
Code: 48 8b 7b 20 e8 5e 13 02 00 48 89 df 48 83 c4 20 5b 5d 41 5c 41 5e e9 3c 0e 02 00 48 89 ee 48 c7 c7 38 d4 45 99 e8 0d 92 ca ff <0f> 0b 48 83 c4 20 5b 5d 41 5c 41 5e e9 77 19 9e ff 85 c0 0f 84 21
RSP: 0018:ffffd06e0b387d90 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff89a494edf000 RCX: 0000000000000027
RDX: ffff89a71fa1cb88 RSI: 0000000000000001 RDI: ffff89a71fa1cb80
RBP: ffffd06e116b8000 R08: 0000000000000000 R09: ffffd06e0b387c38
R10: ffffffff99f3bc48 R11: 00000000ffffdfff R12: ffff89a494c43b60
R13: ffff89a492da7aa0 R14: ffff89a495255500 R15: 0000000000000000
FS:  00007f96d41ff6c0(0000) GS:ffff89a784c70000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f96dcf2e910 CR3: 000000013d2af000 CR4: 0000000000f50ef0
PKRU: 55555554
Call Trace:
 <TASK>
 v4l2_loopback_close+0x8b/0xf0 [v4l2loopback_dc]
 v4l2_release+0xd4/0x100 [videodev]
 ? srso_alias_return_thunk+0x5/0xfbef5
 __fput+0xe6/0x2a0
 __x64_sys_close+0x3d/0x80
 do_syscall_64+0x7b/0x160
 ? srso_alias_return_thunk+0x5/0xfbef5
 ? __count_memcg_events+0xc0/0x1e0
 ? srso_alias_return_thunk+0x5/0xfbef5
 ? count_memcg_events.constprop.0+0x1a/0x30
 ? srso_alias_return_thunk+0x5/0xfbef5
 ? handle_mm_fault+0x243/0x360
 ? srso_alias_return_thunk+0x5/0xfbef5
 ? do_user_addr_fault+0x21a/0x690
 ? srso_alias_return_thunk+0x5/0xfbef5
 ? exc_page_fault+0x7e/0x1a0
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f97328876c2
Code: 08 0f 85 81 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:00007f96d41fc688 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f97328876c2
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000040
RBP: 00007f96d41fc6c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f96d41fc7a0
R13: 0000000000000001 R14: 00007f96d41fc730 R15: 0000000000000040
 </TASK>