Backtrace

WARNING: CPU: 1 PID: 18603 at lib/refcount.c:28 refcount_warn_saturate+0xbe/0x110
Modules linked in: uinput isofs snd_seq_dummy snd_hrtimer vboxvideo drm_vram_helper xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp 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 ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set bridge stp llc rfkill nf_tables nfnetlink ip6table_filter iptable_filter qrtr vboxsf snd_intel8x0 snd_ac97_codec ac97_bus snd_seq sunrpc snd_seq_device snd_pcm snd_timer intel_rapl_msr intel_rapl_common snd rapl vboxguest joydev binfmt_misc soundcore i2c_piix4 pcspkr loop zram crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni polyval_generic ghash_clmulni_intel vmwgfx drm_ttm_helper ttm e1000 video sha512_ssse3 serio_raw wmi ata_generic pata_acpi scsi_dh_rdac scsi_dh_emc scsi_dh_alua ip6_tables
 ip_tables dm_multipath fuse
CPU: 1 PID: 18603 Comm: Renderer Tainted: G             L     6.3.5-200.fc38.x86_64 #1
Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
RIP: 0010:refcount_warn_saturate+0xbe/0x110
Code: 01 01 e8 75 9d 91 ff 0f 0b c3 cc cc cc cc 80 3d b8 9e ad 01 00 75 85 48 c7 c7 30 c0 92 88 c6 05 a8 9e ad 01 01 e8 52 9d 91 ff <0f> 0b c3 cc cc cc cc 80 3d 96 9e ad 01 00 0f 85 5e ff ff ff 48 c7
RSP: 0018:ffffad5fc819bd08 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff92366b62f800 RCX: 0000000000000027
RDX: ffff9237d7d21548 RSI: 0000000000000001 RDI: ffff9237d7d21540
RBP: ffff9236c027ca00 R08: 0000000000000000 R09: ffffad5fc819bb98
R10: 0000000000000003 R11: ffffffff89146108 R12: 0000000000000092
R13: ffff9236c027ca58 R14: ffff9236c027ca40 R15: 0000000000000092
FS:  00007eff822ff6c0(0000) GS:ffff9237d7d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007eff601fe640 CR3: 0000000104960003 CR4: 00000000000706e0
Call Trace:
 <TASK>
 ? refcount_warn_saturate+0xbe/0x110
 ? __warn+0x81/0x130
 ? refcount_warn_saturate+0xbe/0x110
 ? report_bug+0x171/0x1a0
 ? prb_read_valid+0x1b/0x30
 ? handle_bug+0x3c/0x80
 ? exc_invalid_op+0x17/0x70
 ? asm_exc_invalid_op+0x1a/0x20
 ? refcount_warn_saturate+0xbe/0x110
 ? refcount_warn_saturate+0xbe/0x110
 drm_gem_handle_delete+0x90/0xd0
 ? __pfx_vmw_bo_unref_ioctl+0x10/0x10 [vmwgfx]
 vmw_bo_unref_ioctl+0x13/0x20 [vmwgfx]
 drm_ioctl_kernel+0xcd/0x170
 drm_ioctl+0x26d/0x4b0
 ? __pfx_vmw_bo_unref_ioctl+0x10/0x10 [vmwgfx]
 ? __pfx_drm_ioctl+0x10/0x10
 vmw_generic_ioctl+0xa7/0x110 [vmwgfx]
 __x64_sys_ioctl+0x94/0xd0
 do_syscall_64+0x60/0x90
 ? exc_page_fault+0x7c/0x180
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7effa8528edd
Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
RSP: 002b:00007eff822fe6d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007eff5e569d60 RCX: 00007effa8528edd
RDX: 00007eff822fe770 RSI: 0000000040086442 RDI: 0000000000000050
RBP: 00007eff822fe720 R08: 00007eff60cfd000 R09: 0000000000000000
R10: 00007ffc00f99080 R11: 0000000000000246 R12: 00007eff822fe770
R13: 0000000040086442 R14: 0000000000000050 R15: 00007eff5deced28
 </TASK>