Backtrace

WARNING: CPU: 0 PID: 126507 at drivers/gpu/drm/radeon/radeon_object.c:83 radeon_ttm_bo_destroy+0xde/0xf0 [radeon]
Modules linked in: uinput veth xt_nat nf_conntrack_netlink xt_addrtype br_netfilter rfcomm snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc 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 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 nf_tables nfnetlink ip6table_filter overlay ip6_tables iptable_filter bnep sunrpc squashfs loop intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 coretemp videobuf2_common videodev kvm_intel snd_ctl_led snd_hda_codec_realtek snd_hda_codec_generic kvm snd_hda_codec_hdmi irqbypass snd_hda_intel rtsx_usb_ms memstick snd_intel_dspcfg
 snd_intel_sdw_acpi mc snd_hda_codec btusb iwlmvm mac80211 libarc4 iwlwifi btrtl snd_hda_core mei_hdcp dell_laptop dell_smm_hwmon btbcm btintel at24 iTCO_wdt snd_hwdep intel_pmc_bxt bluetooth iTCO_vendor_support rapl intel_cstate intel_uncore joydev cfg80211 snd_seq ecdh_generic pcspkr dell_wmi snd_seq_device snd_pcm snd_timer ledtrig_audio mei_me snd mei dell_smbios dcdbas sparse_keymap soundcore wmi_bmof dell_wmi_descriptor dell_rbtn i2c_i801 i2c_smbus lpc_ich rfkill dw_dmac acpi_pad zram ip_tables rtsx_usb_sdmmc mmc_core rtsx_usb amdgpu iommu_v2 gpu_sched i915 radeon i2c_algo_bit drm_ttm_helper ttm drm_kms_helper hid_multitouch cec crct10dif_pclmul crc32_pclmul crc32c_intel drm ghash_clmulni_intel serio_raw wmi video pinctrl_lynxpoint i2c_hid_acpi i2c_hid fuse
CPU: 0 PID: 126507 Comm: godot Not tainted 5.14.11-200.fc34.x86_64 #1
Hardware name: Dell Inc. Inspiron 5448/01648V, BIOS A05 07/27/2015
RIP: 0010:radeon_ttm_bo_destroy+0xde/0xf0 [radeon]
Code: 00 00 00 74 0f 48 8b b5 b0 01 00 00 48 89 ef e8 f8 39 f1 ff 48 89 ef e8 20 42 f0 ff 4c 89 e7 5b 5d 41 5c 41 5d e9 d2 e8 03 c2 <0f> 0b eb cd 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 0f 1f 44 00
RSP: 0018:ffffa9cd8571fbe8 EFLAGS: 00010206
RAX: ffff9e0ddd91ba70 RBX: ffffffffffffffff RCX: 0000000000000000
RDX: ffff9e0ede188900 RSI: ffff9e0ddd91b800 RDI: ffff9e0eca0edca8
RBP: ffff9e0ddd91b878 R08: ffff9e0fe0a40c00 R09: 0000000000000003
R10: 0000000000000003 R11: 0000000000000000 R12: ffff9e0ddd91b800
R13: ffff9e0dd5b4d930 R14: ffff9e0dd5b4d840 R15: ffff9e101408bb78
FS:  0000000000000000(0000) GS:ffff9e1016c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4bfe9c3014 CR3: 0000000162bbe003 CR4: 00000000003706f0
Call Trace:
 radeon_bo_unref+0x1a/0x30 [radeon]
 radeon_gem_object_free+0x20/0x30 [radeon]
 drm_gem_object_release_handle+0x6b/0x80 [drm]
 ? drm_gem_object_handle_put_unlocked+0xd0/0xd0 [drm]
 idr_for_each+0x4e/0xc0
 drm_gem_release+0x1c/0x30 [drm]
 drm_file_free.part.0+0x1e3/0x250 [drm]
 drm_release+0x65/0x110 [drm]
 __fput+0x94/0x240
 task_work_run+0x65/0xa0
 do_exit+0x33d/0xa90
 ? radeon_gem_get_tiling_ioctl+0x120/0x120 [radeon]
 do_group_exit+0x33/0xa0
 get_signal+0x16b/0x890
 arch_do_signal_or_restart+0xfd/0x730
 ? finish_wait+0x80/0x80
 ? __pm_runtime_suspend+0x51/0xf0
 exit_to_user_mode_prepare+0x11a/0x240
 syscall_exit_to_user_mode+0x18/0x40
 do_syscall_64+0x48/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f1d780280ab
Code: Unable to access opcode bytes at RIP 0x7f1d78028081.
RSP: 002b:00007f1d3a7fb988 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffe7 RBX: 00007f1d3a7fb9f0 RCX: 00007f1d780280ab
RDX: 00007f1d3a7fb9f0 RSI: 00000000c018646b RDI: 0000000000000008
RBP: 00000000c018646b R08: 0000000000000000 R09: 0000000000000003
R10: 00007fff36ad3080 R11: 0000000000000246 R12: 000055ef95761b68
R13: 0000000000000008 R14: 00007f1d28906198 R15: 000055ef95763670