Backtrace

WARNING: CPU: 7 PID: 4905 at mm/vmalloc.c:3375 vfree.part.0+0x113/0x260
Modules linked in: tun dummy uinput snd_seq_dummy snd_hrtimer binfmt_misc 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 sunrpc vfat fat intel_rapl_msr amd_atl nvidia_drm(OE) intel_rapl_common nvidia_modeset(OE) edac_mce_amd snd_hda_codec_realtek nvidia_uvm(OE) kvm_amd snd_hda_codec_generic snd_hda_scodec_component snd_hda_codec_hdmi kvm snd_hda_intel snd_usb_audio snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec eeepc_wmi asus_wmi uvcvideo snd_usbmidi_lib snd_hda_core snd_ump sparse_keymap snd_rawmidi irqbypass snd_hwdep platform_profile uvc spd5118 videobuf2_vmalloc rapl rfkill snd_seq wmi_bmof videobuf2_memops pcspkr videobuf2_v4l2 snd_seq_device videobuf2_common k10temp i2c_piix4 nvidia(OE) snd_pcm i2c_smbus snd_timer r8169 snd soundcore realtek joydev gpio_amdpt gpio_generic v4l2loopback_dc(OE) loop nfnetlink zram
 lz4hc_compress lz4_compress amdgpu amdxcp i2c_algo_bit drm_ttm_helper ttm drm_exec gpu_sched drm_suballoc_helper drm_panel_backlight_quirks nvme drm_buddy polyval_clmulni drm_display_helper polyval_generic ghash_clmulni_intel nvme_core sha512_ssse3 sha256_ssse3 sha1_ssse3 sp5100_tco cec nvme_keyring video nvme_auth wmi v4l2loopback(OE) videodev mc tls i2c_dev fuse
CPU: 7 UID: 1000 PID: 4905 Comm: VideoDevicePoll Tainted: G        W  OE       6.15.7-200.fc42.x86_64 #1 PREEMPT(lazy) 
Tainted: [W]=WARN, [O]=OOT_MODULE, [E]=UNSIGNED_MODULE
Hardware name: ASUS System Product Name/PRIME B650M-A, BIOS 0809 10/23/2022
RIP: 0010:vfree.part.0+0x113/0x260
Code: 48 8b 7b 20 e8 7e 13 02 00 48 89 df 48 83 c4 20 5b 5d 41 5c 41 5e e9 5c 0e 02 00 48 89 ee 48 c7 c7 98 d7 25 a3 e8 ed 91 ca ff <0f> 0b 48 83 c4 20 5b 5d 41 5c 41 5e e9 57 19 9e ff 85 c0 0f 84 21
RSP: 0018:ffffd2a3139e3d70 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff894654e3d000 RCX: 0000000000000027
RDX: ffff89498859cb88 RSI: 0000000000000001 RDI: ffff89498859cb80
RBP: ffffd2a31e813000 R08: 0000000000000000 R09: ffffd2a3139e3c18
R10: ffffffffa3d3bc48 R11: 00000000ffffdfff R12: ffff894655c5abe8
R13: ffff89465be0d6a0 R14: ffff89464acec000 R15: 0000000000000000
FS:  00007f209e9fe6c0(0000) GS:ffff8949e39f0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000017a41c14e080 CR3: 0000000288311000 CR4: 0000000000f50ef0
PKRU: 55555558
Call Trace:
 <TASK>
 v4l2_loopback_close+0x8b/0xf0 [v4l2loopback_dc]
 v4l2_release+0xd1/0x100 [videodev]
 ? srso_alias_return_thunk+0x5/0xfbef5
 __fput+0xe3/0x2a0
 __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: 0033:0x7f213b32d6c2
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:00007f209e9fd268 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 00000000000000c0 RCX: 00007f213b32d6c2
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000000000c0
RBP: 00007f209e9fd2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000001 R14: 00007f209fff52f0 R15: 00007f209e9fd3d0
 </TASK>