Backtrace

WARNING: CPU: 1 PID: 1550 at drivers/gpu/drm/radeon/radeon_object.c:62 radeon_ttm_bo_destroy+0xde/0xf0 [radeon]
Modules linked in: tls snd_seq_dummy snd_hrtimer 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 bnep sunrpc intel_rapl_msr binfmt_misc vfat fat intel_rapl_common x86_pkg_temp_thermal intel_powerclamp ppdev mei_hdcp iwlmvm coretemp at24 iTCO_wdt kvm_intel intel_pmc_bxt dell_laptop mei_wdt mei_pxp iTCO_vendor_support mac80211 uvcvideo dell_smm_hwmon videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 libarc4 kvm videobuf2_common irqbypass snd_hda_codec_realtek videodev iwlwifi btusb rapl btrtl intel_cstate btbcm mc btintel snd_hda_codec_generic snd_hda_codec_hdmi btmtk dell_wmi intel_uncore ledtrig_audio dell_smbios joydev sparse_keymap wmi_bmof snd_soc_rt5640 bluetooth cfg80211 dcdbas snd_hda_intel snd_intel_dspcfg dell_wmi_descriptor snd_intel_sdw_acpi snd_soc_rl6231 pcspkr
 snd_hda_codec snd_soc_core snd_hda_core snd_compress ac97_bus snd_hwdep snd_pcm_dmaengine snd_seq parport_pc snd_seq_device parport snd_pcm mei_me snd_timer i2c_i801 i2c_smbus lpc_ich mei snd soundcore dell_rbtn dell_smo8800 rfkill zram amdgpu iommu_v2 gpu_sched i915 radeon crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni polyval_generic ghash_clmulni_intel sdhci_pci cqhci sdhci sha512_ssse3 drm_ttm_helper mmc_core drm_buddy e1000e ttm serio_raw drm_display_helper cec video wmi ip6_tables ip_tables fuse
CPU: 1 PID: 1550 Comm: Xorg Not tainted 6.2.8-100.fc36.x86_64 #1
Hardware name: Dell Inc. Precision M2800/01P6V3, BIOS A06 05/18/2015
RIP: 0010:radeon_ttm_bo_destroy+0xde/0xf0 [radeon]
Code: 00 00 00 74 0f 48 8b b3 a8 01 00 00 48 89 df e8 08 c0 37 eb 48 89 df e8 20 e9 36 eb 4c 89 e7 5b 5d 41 5c 41 5d e9 62 b3 c7 ea <0f> 0b eb cd 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 90 90 90 90
RSP: 0018:ffffb17bc2023cc8 EFLAGS: 00010212
RAX: ffff895c89638a68 RBX: ffff895c89638878 RCX: ffff895c93918c00
RDX: ffff895d547c7a00 RSI: ffff895c89638800 RDI: ffff895c8d6b1cc8
RBP: ffffffffffffffff R08: 0000000000000000 R09: 000000000010000d
R10: ffff895c84d2c4d8 R11: 0000000000000000 R12: ffff895c89638800
R13: ffff895d3ef07858 R14: ffff895d3ef07840 R15: 0000000000000004
FS:  00007f9c97c5d000(0000) GS:ffff895f9ea80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa33b9cad00 CR3: 00000001aed44003 CR4: 00000000001706e0
Call Trace:
 <TASK>
 radeon_bo_unref+0x1a/0x30 [radeon]
 radeon_gem_object_free+0x30/0x50 [radeon]
 drm_gem_handle_delete+0x8c/0xd0
 ? __pfx_drm_mode_destroy_dumb_ioctl+0x10/0x10
 drm_ioctl_kernel+0xc9/0x170
 drm_ioctl+0x22f/0x410
 ? __pfx_drm_mode_destroy_dumb_ioctl+0x10/0x10
 radeon_drm_ioctl+0x49/0x80 [radeon]
 __x64_sys_ioctl+0x90/0xd0
 do_syscall_64+0x5b/0x80
 ? __x64_sys_epoll_ctl+0x6c/0xa0
 ? syscall_exit_to_user_mode+0x17/0x40
 ? do_syscall_64+0x67/0x80
 ? exc_page_fault+0x70/0x170
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f9c9830774f
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:00007ffd2e793bd0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 000055b05ab7a890 RCX: 00007f9c9830774f
RDX: 00007ffd2e793c6c RSI: 00000000c00464b4 RDI: 0000000000000023
RBP: 00007ffd2e793c6c R08: 000055b05b6b1230 R09: 00007f9c98d787e0
R10: 00007f9c982079c8 R11: 0000000000000246 R12: 00000000c00464b4
R13: 0000000000000023 R14: 000055b05b6b0c70 R15: 00007f9c97b80b10
 </TASK>