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 PTI
CPU: 2 PID: 8485 Comm: brave:sh2 Tainted: G          I        6.0.5-200.fc36.x86_64 #1
Hardware name: LENOVO 80E5/Lenovo G50-80, BIOS B0CN93WW 07/23/2015
RIP: 0010:radeon_vm_fini+0x149/0x230 [radeon]
Code: bf 70 01 00 00 e8 e7 a3 67 f9 83 f8 fc 74 13 85 c0 0f 84 45 ff ff ff 3d 00 fe ff ff 0f 85 e7 00 00 00 48 8b 45 48 4c 8d 75 48 <48> 8b 10 48 8d 58 a8 4c 8d 6a a8 49 39 c6 74 2e 48 8d 7b 70 e8 8e
RSP: 0018:ffffa57d0aba3be8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8ef7010ebe00 RDI: ffff8ef7010ebe20
RBP: ffff8ef7010ebe00 R08: ffff8ef80a73cf28 R09: ffffa57d0aba3b38
R10: 0000000000000003 R11: 0000000000000001 R12: ffff8ef80a73c000
R13: ffff8ef7010ebe20 R14: ffff8ef7010ebe48 R15: dead000000000100
FS:  0000000000000000(0000) GS:ffff8ef85ad00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000000b88e004 CR4: 00000000003706e0
Call Trace:
 <TASK>
 radeon_driver_postclose_kms+0x160/0x180 [radeon]
 drm_file_free.part.0+0x204/0x250
 drm_release+0x65/0x110
 __fput+0x91/0x250
 task_work_run+0x5c/0x90
 do_exit+0x31e/0xaf0
 do_group_exit+0x2d/0x90
 get_signal+0x98e/0x990
 arch_do_signal_or_restart+0x44/0x770
 exit_to_user_mode_prepare+0x117/0x1f0
 syscall_exit_to_user_mode+0x17/0x40
 do_syscall_64+0x67/0x80
 ? exc_page_fault+0x70/0x170
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f6ee1e899d9
Code: Unable to access opcode bytes at RIP 0x7f6ee1e899af.
RSP: 002b:00007f6ebf4b0330 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 00007f6ee1e899d9
RDX: 0000000000000000 RSI: 0000000000000189 RDI: 000007b00054f658
RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 000007b00054f608
R13: 0000000000000000 R14: 0000000000000000 R15: 000007b00054f658
 </TASK>
Modules linked in: uinput rfcomm snd_seq_dummy snd_hrtimer qrtr bnep sunrpc vfat fat intel_rapl_msr intel_rapl_common snd_hda_codec_conexant snd_hda_codec_generic ledtrig_audio x86_pkg_temp_thermal snd_hda_codec_hdmi intel_powerclamp iwlmvm snd_hda_intel coretemp snd_intel_dspcfg mac80211 snd_intel_sdw_acpi libarc4 uvcvideo kvm_intel snd_hda_codec iwlwifi snd_hda_core btusb kvm videobuf2_vmalloc snd_hwdep videobuf2_memops btrtl btbcm irqbypass videobuf2_v4l2 snd_seq snd_seq_device cfg80211 videobuf2_common btintel snd_pcm rapl iTCO_wdt btmtk intel_cstate mei_hdcp snd_timer rtsx_usb_ms mei_pxp videodev mc memstick ideapad_laptop intel_pmc_bxt intel_uncore iTCO_vendor_support bluetooth sparse_keymap platform_profile snd wmi rfkill joydev lpc_ich soundcore pcspkr i2c_i801 mei_me i2c_smbus mei acpi_pad zram amdgpu iommu_v2 gpu_sched i915 radeon rtsx_usb_sdmmc mmc_core drm_buddy drm_ttm_helper crct10dif_pclmul crc32_pclmul ttm crc32c_intel polyval_clmulni polyval_generic
 drm_display_helper r8169 ghash_clmulni_intel serio_raw rtsx_usb cec video fuse
CR2: 0000000000000000