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: 3 PID: 3390 Comm: gmain Tainted: G        W I        6.1.10-100.fc36.x86_64 #1
Hardware name: LENOVO 80R0/Lancer 5A1, BIOS B0CN97WW 01/08/2016
RIP: 0010:radeon_vm_fini+0x149/0x230 [radeon]
Code: bf 70 01 00 00 e8 c7 d5 62 fb 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 de
RSP: 0018:ffffb584827afbc0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff9244840e1600 RDI: ffff9244840e1620
RBP: ffff9244840e1600 R08: ffff92458b274f28 R09: ffffb584827afb10
R10: 0000000000000003 R11: 0000000000000001 R12: ffff92458b274000
R13: ffff9244840e1620 R14: ffff9244840e1648 R15: dead000000000100
FS:  0000000000000000(0000) GS:ffff9246d6d80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000001066bc005 CR4: 00000000003706e0
Call Trace:
 <TASK>
 radeon_driver_postclose_kms+0x160/0x180 [radeon]
 drm_file_free+0x1c9/0x280
 drm_release+0x50/0xe0
 __fput+0x91/0x250
 task_work_run+0x59/0x90
 do_exit+0x338/0xb00
 do_group_exit+0x2d/0x80
 get_signal+0x90f/0x950
 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
 ? syscall_exit_to_user_mode_prepare+0x18e/0x1c0
 ? 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: 0033:0x7f7eacd05bcf
Code: Unable to access opcode bytes at 0x7f7eacd05ba5.
RSP: 002b:00007f7eacafed00 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
RAX: fffffffffffffdfc RBX: 00007f7e91126920 RCX: 00007f7eacd05bcf
RDX: 00000000ffffffff RSI: 0000000000000002 RDI: 00007f7e732fd8d0
RBP: 00007f7e732fd8d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 00000000ffffffff
R13: 0000000000000001 R14: 0000000000000002 R15: 00007f7eab772071
 </TASK>
Modules linked in: tls rfcomm snd_seq_dummy snd_hrtimer qrtr bnep sunrpc vfat fat ath9k ath9k_common ath9k_hw mac80211 snd_hda_codec_conexant snd_hda_codec_generic libarc4 snd_hda_codec_hdmi ledtrig_audio ath snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec cfg80211 snd_hda_core uvcvideo rtsx_usb_ms memstick snd_hwdep snd_seq videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev ideapad_laptop mc sparse_keymap platform_profile snd_seq_device snd_pcm ath3k btusb btrtl btbcm btintel btmtk bluetooth rfkill snd_timer iTCO_wdt intel_rapl_msr intel_pmc_bxt mei_hdcp iTCO_vendor_support mei_pxp at24 intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass rapl intel_cstate intel_uncore snd soundcore joydev i2c_i801 i2c_smbus lpc_ich mei_me mei acpi_pad dm_crypt amdgpu iommu_v2 gpu_sched i915 radeon rtsx_usb_sdmmc mmc_core crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni polyval_generic ghash_clmulni_intel
 drm_buddy drm_ttm_helper sha512_ssse3 ttm serio_raw drm_display_helper r8169 rtsx_usb cec video wmi fuse
CR2: 0000000000000000