Backtrace

WARNING: CPU: 3 PID: 33840 at mm/vmalloc.c:3367 vfree.part.0+0x113/0x260
Modules linked in: uinput rfcomm snd_seq_dummy snd_hrtimer 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 bnep 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 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 sunrpc snd_soc_hda_codec intel_uncore_frequency intel_uncore_frequency_common snd_hda_ext_core iwlmvm snd_soc_core intel_tcc_cooling x86_pkg_temp_thermal intel_powerclamp coretemp snd_compress snd_hda_codec_hdmi btusb ac97_bus jc42
 snd_hda_codec_generic btrtl kvm_intel snd_pcm_dmaengine mac80211 btintel iTCO_wdt snd_hda_intel libarc4 intel_pmc_bxt ee1004 mei_hdcp iTCO_vendor_support mei_pxp intel_rapl_msr btbcm snd_intel_dspcfg snd_intel_sdw_acpi kvm snd_hda_codec snd_hda_core iwlwifi asus_nb_wmi snd_hwdep asus_wmi btmtk snd_seq irqbypass uvcvideo rapl cfg80211 intel_cstate sparse_keymap uvc snd_seq_device wmi_bmof videobuf2_vmalloc bluetooth platform_profile videobuf2_memops snd_pcm videobuf2_v4l2 processor_thermal_device_pci_legacy processor_thermal_device videobuf2_common intel_uncore snd_timer processor_thermal_wt_hint pcspkr snd processor_thermal_rfim rfkill i2c_i801 processor_thermal_rapl soundcore intel_rapl_common i2c_smbus processor_thermal_wt_req mei_me processor_thermal_power_floor processor_thermal_mbox mei idma64 intel_pch_thermal vfat int340x_thermal_zone intel_soc_dts_iosf intel_xhci_usb_role_switch fat intel_pmc_core pmt_telemetry pmt_class int3400_thermal acpi_pad intel_vsec asus_wireless acpi_thermal_rel joydev
 v4l2loopback_dc(OE) loop nfnetlink zram lz4hc_compress lz4_compress i915 i2c_algo_bit drm_buddy polyval_clmulni ttm polyval_generic ghash_clmulni_intel drm_display_helper sha512_ssse3 hid_multitouch spi_pxa2xx_platform sha256_ssse3 dw_dmac sha1_ssse3 spi_pxa2xx_core cec i2c_hid_acpi i2c_hid video wmi serio_raw i2c_dev fuse videodev mc
CPU: 3 UID: 1000 PID: 33840 Comm: Discord Tainted: G        W  OE       6.15.4-200.fc42.x86_64 #1 PREEMPT(lazy) 
Tainted: [W]=WARN, [O]=OOT_MODULE, [E]=UNSIGNED_MODULE
Hardware name: ASUSTeK COMPUTER INC. X510UA/X510UA, BIOS X510UA.312 04/29/2020
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 00 c4 65 8f e8 ed 92 ca ff <0f> 0b 48 83 c4 20 5b 5d 41 5c 41 5e c3 cc cc cc cc 85 c0 0f 84 21
RSP: 0018:ffffd53541633cf0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8f5001dcb000 RCX: 0000000000000027
RDX: ffff8f534ed9cb88 RSI: 0000000000000001 RDI: ffff8f534ed9cb80
RBP: ffffd53577f33000 R08: 0000000000000000 R09: ffffd53541633b98
R10: ffffffff9013bb88 R11: 00000000ffffdfff R12: ffff8f5001a225b8
R13: ffff8f501e981e20 R14: ffff8f5000483cc0 R15: 0000000000000000
FS:  00007fdb22a21ec0(0000) GS:ffff8f53bddf1000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000df801709000 CR3: 0000000123176006 CR4: 00000000003726f0
Call Trace:
 <TASK>
 v4l2_loopback_close+0x8b/0xf0 [v4l2loopback_dc]
 v4l2_release+0xd1/0x100 [videodev]
 __fput+0xe3/0x2a0
 __x64_sys_close+0x3d/0x80
 do_syscall_64+0x7b/0x160
 ? fuse_file_cached_io_open+0xf4/0x1e0 [fuse]
 ? v4l2_ioctl+0x67/0xb0 [videodev]
 ? fuse_file_cached_io_open+0xf4/0x1e0 [fuse]
 ? __x64_sys_ioctl+0x56/0xc0
 ? syscall_exit_to_user_mode+0x10/0x210
 ? do_syscall_64+0x87/0x160
 ? do_syscall_64+0x87/0x160
 ? v4l2_ioctl+0x67/0xb0 [videodev]
 ? __x64_sys_ioctl+0x56/0xc0
 ? syscall_exit_to_user_mode+0x10/0x210
 ? do_syscall_64+0x87/0x160
 ? __rseq_handle_notify_resume+0x39/0x60
 ? irqentry_exit_to_user_mode+0x16c/0x200
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fdb235169cc
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 f0 98 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 52 99 f8 ff 8b 45 fc c9
RSP: 002b:00007fff932da7e0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 00007fff932da890 RCX: 00007fdb235169cc
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000016
RBP: 00007fff932da7f0 R08: 0000000000000001 R09: 0000075400000000
R10: 0000000000000000 R11: 0000000000000293 R12: 00007fff932da828
R13: 00007fff932da890 R14: 0000075400041c30 R15: 00000754000a84c0
 </TASK>