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: 0 PID: 5098 Comm: code:sh0 Not tainted 5.17.6-300.fc36.x86_64 #1
Hardware name: LENOVO 80S7/LNVNB161216, BIOS 0VCN31WW(V1.15) 06/19/2018
RIP: 0010:radeon_vm_fini+0x152/0x240 [radeon]
Code: bf 70 01 00 00 e8 8e 05 76 e7 83 f8 fc 74 13 85 c0 0f 84 3c ff ff ff 3d 00 fe ff ff 0f 85 e4 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 e5
RSP: 0018:ffffba1841df7c48 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8eff855b9400 RDI: ffff8eff855b9420
RBP: ffff8eff855b9400 R08: ffff8efe49f68f18 R09: ffffba1841df7b98
R10: 0000000000000003 R11: 0000000000000001 R12: ffff8efe49f68000
R13: ffff8eff855b9420 R14: ffff8eff855b9448 R15: dead000000000100
FS:  0000000000000000(0000) GS:ffff8effb6c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000001e3e10002 CR4: 00000000003706f0
Call Trace:
 <TASK>
 radeon_driver_postclose_kms+0x169/0x180 [radeon]
 drm_file_free.part.0+0x204/0x250
 drm_release+0x65/0x110
 __fput+0x91/0x250
 task_work_run+0x5c/0x90
 do_exit+0x31d/0xad0
 do_group_exit+0x2d/0x90
 get_signal+0x139/0x980
 arch_do_signal_or_restart+0xaf/0x710
 ? do_futex+0xfd/0x190
 ? __x64_sys_futex+0x63/0x190
 exit_to_user_mode_prepare+0x11a/0x230
 syscall_exit_to_user_mode+0x18/0x40
 do_syscall_64+0x46/0x80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7fd7232ad8f9
Code: Unable to access opcode bytes at RIP 0x7fd7232ad8cf.
RSP: 002b:00007fd707e16770 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 00007fd7232ad8f9
RDX: 0000000000000000 RSI: 0000000000000189 RDI: 0000172000225e54
RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000172000225e00 R14: 0000000000000000 R15: 0000172000225e54
 </TASK>
Modules linked in: 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 bnep sunrpc vfat fat squashfs loop snd_hda_codec_hdmi snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi snd_hda_codec_realtek snd_soc_core snd_hda_codec_generic ledtrig_audio snd_compress ac97_bus snd_pcm_dmaengine intel_rapl_msr snd_hda_intel intel_rapl_common ath10k_pci snd_intel_dspcfg snd_intel_sdw_acpi intel_tcc_cooling ath10k_core snd_hda_codec x86_pkg_temp_thermal intel_powerclamp iTCO_wdt coretemp intel_pmc_bxt snd_hda_core iTCO_vendor_support ee1004 kvm_intel kvm snd_hwdep mei_pxp mei_hdcp snd_seq snd_seq_device snd_pcm irqbypass mac80211 rapl intel_cstate btusb libarc4 ath
 intel_uncore btrtl btbcm intel_wmi_thunderbolt cfg80211 btintel btmtk snd_timer snd bluetooth i2c_i801 hid_sensor_accel_3d pcspkr soundcore hid_sensor_trigger i2c_smbus hid_sensor_iio_common industrialio_triggered_buffer kfifo_buf industrialio joydev mei_me ecdh_generic intel_xhci_usb_role_switch mei idma64 intel_pch_thermal ideapad_laptop sparse_keymap platform_profile rfkill acpi_pad soc_button_array zram amdgpu iommu_v2 gpu_sched i915 radeon rtsx_pci_sdmmc mmc_core hid_sensor_hub hid_multitouch crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw r8169 rtsx_pci drm_ttm_helper i2c_hid_acpi ttm wmi i2c_hid video pinctrl_sunrisepoint ip6_tables ip_tables ipmi_devintf ipmi_msghandler fuse
CR2: 0000000000000000