Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#1] PREEMPT SMP NOPTI
CPU: 1 PID: 2015 Comm: Xwayland Not tainted 5.18.16-200.fc36.x86_64 #1
Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
RIP: 0010:drm_gem_object_free+0xc/0x30
Code: 44 00 00 48 8b bf e0 05 00 00 e9 7f 06 01 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 0f 1f 44 00 00 48 8b 87 40 01 00 00 <48> 8b 00 48 85 c0 74 06 ff e0 0f 1f 00 cc 0f 0b c3 cc cc cc cc 66
RSP: 0018:ffffa75404597ce8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffffa75404597d08 RCX: 0000000000000001
RDX: ffff8f5e01ba6678 RSI: ffff8f5e016e46da RDI: ffff8f5ddb288800
RBP: ffff8f5e0e712348 R08: ffff8f5e016e4780 R09: ffff8f5ec7163450
R10: 0000000000000000 R11: ffff8f5e016e46d8 R12: ffff8f5e16efa420
R13: ffffa75404597df0 R14: ffff8f5e0c91f600 R15: ffff8f5e0c91f600
FS:  00007efe5ebffa00(0000) GS:ffff8f5edbc80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000041bc8004 CR4: 00000000000306e0
Call Trace:
 <TASK>
 vmw_user_surface_base_release+0x60/0x70 [vmwgfx]
 ttm_prime_refcount_release+0x2c/0x40 [vmwgfx]
 ttm_release_base+0x71/0xa0 [vmwgfx]
 ttm_ref_object_release+0xa2/0xb0 [vmwgfx]
 ttm_ref_object_base_unref+0x6b/0xa0 [vmwgfx]
 ? vmw_surface_dirty_range_add+0x460/0x460 [vmwgfx]
 drm_ioctl_kernel+0x9e/0x150
 drm_ioctl+0x21f/0x420
 ? vmw_surface_dirty_range_add+0x460/0x460 [vmwgfx]
 ? ioctl_has_perm.constprop.0.isra.0+0xaa/0xf0
 ? current_is_single_threaded+0x2a/0xf0
 ? drm_ioctl_kernel+0x150/0x150
 vmw_generic_ioctl+0x8c/0x100 [vmwgfx]
 __x64_sys_ioctl+0x8d/0xd0
 do_syscall_64+0x58/0x80
 ? __irq_exit_rcu+0x3d/0x140
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7efe5f63040f
Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 18 48 8b 44 24 18 64 48 2b 04 25 28 00 00
RSP: 002b:00007ffe7f484720 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efe5f63040f
RDX: 00007ffe7f4847c0 RSI: 000000004008644a RDI: 000000000000000c
RBP: 00007ffe7f4847c0 R08: 000055c0a49ff1f0 R09: 0000000000000001
R10: 000000003f800000 R11: 0000000000000246 R12: 000000004008644a
R13: 000000000000000c R14: 0000000000000000 R15: 000055c0a4ab9290
 </TASK>
Modules linked in: tls uinput snd_seq_dummy snd_hrtimer nft_objref 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 rfkill nf_tables nfnetlink qrtr sunrpc intel_rapl_msr intel_rapl_common snd_intel8x0 snd_ac97_codec ac97_bus snd_seq joydev snd_seq_device snd_pcm pcspkr snd_timer snd soundcore i2c_piix4 vboxguest zram vmwgfx crc32c_intel drm_ttm_helper e1000 serio_raw ttm ata_generic pata_acpi video ip6_tables ip_tables fuse
CR2: 0000000000000000