Backtrace

WARNING: CPU: 0 PID: 1560 at drivers/gpu/drm/ttm/ttm_bo.c:356 ttm_bo_release+0x2f9/0x310 [ttm]
Modules linked in: tls uinput rfcomm 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 nf_tables nfnetlink qrtr vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) ppdev parport_pc parport vmw_vsock_vmci_transport vsock vmw_vmci bnep sunrpc nls_utf8 hfsplus squashfs loop intel_rapl_msr iTCO_wdt mei_hdcp at24 intel_pmc_bxt mei_pxp iTCO_vendor_support applesmc intel_rapl_common ath9k btusb btrtl btbcm ath9k_common x86_pkg_temp_thermal btintel intel_powerclamp coretemp btmtk ath9k_hw kvm_intel uvcvideo bluetooth snd_hda_codec_cirrus videobuf2_vmalloc snd_hda_codec_generic videobuf2_memops ledtrig_audio kvm mac80211 snd_hda_codec_hdmi videobuf2_v4l2 snd_hda_intel irqbypass snd_intel_dspcfg snd_intel_sdw_acpi rapl snd_hda_codec videobuf2_common libarc4 intel_cstate ath videodev
 intel_uncore mc snd_hda_core apple_mfi_fastcharge snd_hwdep cfg80211 i2c_i801 snd_seq pcspkr i2c_smbus snd_seq_device lpc_ich thunderbolt snd_pcm rfkill acpi_als mei_me industrialio_triggered_buffer kfifo_buf snd_timer mei snd industrialio soundcore apple_bl zram amdgpu iommu_v2 gpu_sched i915 radeon crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni polyval_generic firewire_ohci uas firewire_core drm_buddy drm_ttm_helper ghash_clmulni_intel crc_itu_t usb_storage ttm hid_appleir hid_apple tg3 drm_display_helper cec video ip6_tables ip_tables fuse
CPU: 0 PID: 1560 Comm: gnome-shell Tainted: G           OE      6.0.5-200.fc36.x86_64 #1
Hardware name: Apple Inc. iMac12,2/Mac-942B59F58194171B, BIOS 87.0.0.0.0 06/14/2019
RIP: 0010:ttm_bo_release+0x2f9/0x310 [ttm]
Code: 00 e8 eb 69 41 f0 48 8b 43 e8 eb a7 be 03 00 00 00 e8 cb 76 19 f0 e9 03 fe ff ff e8 11 45 41 f0 e9 f9 fd ff ff 4c 89 e0 eb 89 <0f> 0b 48 83 7b 20 00 0f 84 2f fd ff ff 0f 0b e9 28 fd ff ff 0f 0b
RSP: 0018:ffffbb7d81de3c08 EFLAGS: 00010206
RAX: 0000000000000001 RBX: ffff9b74ab20bdc8 RCX: 0000000000000000
RDX: 0000000000000003 RSI: 0000000000000000 RDI: ffff9b74ab20bdc8
RBP: ffff9b74ab20bc78 R08: 0000000000000000 R09: 000000000040001d
R10: ffff9b747d28ddd0 R11: ffffbb7d81de3c58 R12: ffff9b744cc186f0
R13: ffff9b746f65d258 R14: ffff9b746f65d240 R15: 000000000000006c
FS:  00007f6a8e2c05c0(0000) GS:ffff9b7997a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055acbfd256e0 CR3: 0000000100aba004 CR4: 00000000000626f0
Call Trace:
 <TASK>
 radeon_bo_unref+0x1a/0x30 [radeon]
 radeon_gem_object_free+0x20/0x30 [radeon]
 drm_gem_handle_delete+0x8c/0xd0
 ? drm_gem_handle_create+0x40/0x40
 drm_ioctl_kernel+0xa9/0x150
 drm_ioctl+0x22d/0x410
 ? drm_gem_handle_create+0x40/0x40
 radeon_drm_ioctl+0x49/0x80 [radeon]
 __x64_sys_ioctl+0x90/0xd0
 do_syscall_64+0x5b/0x80
 ? handle_mm_fault+0xae/0x290
 ? do_user_addr_fault+0x1ef/0x690
 ? exc_page_fault+0x70/0x170
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f6a9190748f
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:00007ffc61e7a700 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 000055acbfd256e0 RCX: 00007f6a9190748f
RDX: 00007ffc61e7a7a8 RSI: 0000000040086409 RDI: 000000000000000e
RBP: 00007ffc61e7a7a8 R08: 000000000000001a R09: 0000000000000000
R10: 00007ffc61f21080 R11: 0000000000000246 R12: 0000000040086409
R13: 000000000000000e R14: 000055acbef9d1c0 R15: 0000000000000000
 </TASK>