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] SMP PTI
CPU: 6 PID: 18541 Comm: chrome Not tainted 5.15.14-200.fc35.x86_64 #1
Hardware name: Dell Inc. Precision 7510/0MJ7KG, BIOS 1.23.3 09/03/2021
RIP: 0010:radeon_vm_fini+0x14a/0x230 [radeon]
Code: e8 5b 31 0a f7 4c 8b 7d 70 31 f6 49 8b bf 70 01 00 00 e8 69 16 6b f7 83 f8 fc 0f 85 34 ff ff ff 49 8b 44 24 48 4d 8d 74 24 48 <48> 8b 10 48 8d 68 a8 48 8d 5a a8 49 39 c6 74 2e 48 8d 7d 70 e8 fd
RSP: 0018:ffffb1e8052c3c48 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff97c1c7cc1400 RCX: 00000000000f4240
RDX: 0000000000000000 RSI: ffff97c1c7cc2200 RDI: ffff97c1c7cc2220
RBP: 0000000000000000 R08: 0000000000000000 R09: ffff97c37df71700
R10: 00000000000001d9 R11: 0000000000000000 R12: ffff97c1c7cc2200
R13: ffff97c00c888000 R14: ffff97c1c7cc2248 R15: dead000000000100
FS:  0000000000000000(0000) GS:ffff97c37df80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000057e10006 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 radeon_driver_postclose_kms+0x16b/0x180 [radeon]
 drm_file_free.part.0+0x206/0x250 [drm]
 drm_release+0x65/0x110 [drm]
 __fput+0x94/0x250
 task_work_run+0x65/0xa0
 do_exit+0x338/0xa90
 do_group_exit+0x33/0xa0
 get_signal+0x16b/0x910
 arch_do_signal_or_restart+0xfd/0x730
 ? _copy_from_user+0x28/0x60
 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: 0033:0x55c6e03acba1
Code: Unable to access opcode bytes at RIP 0x55c6e03acb77.
RSP: 002b:00007ffc8288b0a0 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 000055c6e85ce528 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 000055c6e85cfdf0 RDI: 000055c6e7d17380
RBP: 00007ffc8288b0e0 R08: 0000000000000003 R09: 00000000000000fc
R10: 0000000000000000 R11: 00007fa39c15aaa0 R12: 000055c6e85cfdf0
R13: 00007ffc8288b1f0 R14: 0000000000000009 R15: 000055c600000000
 </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 ns bnep sunrpc ee1004 iTCO_wdt intel_pmc_bxt mei_wdt iTCO_vendor_support mei_hdcp intel_rapl_msr ppdev iwlmvm intel_tcc_cooling x86_pkg_temp_thermal dell_laptop intel_powerclamp mac80211 dell_smm_hwmon squashfs snd_ctl_led coretemp loop kvm_intel snd_hda_codec_realtek snd_hda_codec_generic libarc4 snd_hda_codec_hdmi kvm uvcvideo irqbypass snd_hda_intel iwlwifi videobuf2_vmalloc btusb rapl snd_intel_dspcfg videobuf2_memops btrtl snd_intel_sdw_acpi dell_wmi intel_cstate btbcm videobuf2_v4l2 ledtrig_audio snd_hda_codec intel_uncore btintel cfg80211 videobuf2_common bluetooth snd_hda_core dell_smbios snd_hwdep dcdbas snd_seq videodev wmi_bmof sparse_keymap
 snd_seq_device dell_wmi_descriptor firmware_attributes_class intel_wmi_thunderbolt pcspkr snd_pcm i2c_i801 joydev processor_thermal_device_pci_legacy i2c_smbus mc mei_me processor_thermal_device snd_timer processor_thermal_rfim processor_thermal_mbox mei ecdh_generic intel_pch_thermal processor_thermal_rapl snd intel_rapl_common soundcore intel_soc_dts_iosf ie31200_edac parport_pc int3403_thermal parport dell_rbtn int3402_thermal dell_smo8800 rfkill int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad zram ip_tables amdgpu iommu_v2 gpu_sched i915 radeon rtsx_pci_sdmmc mmc_core hid_logitech_hidpp i2c_algo_bit drm_ttm_helper ttm drm_kms_helper crct10dif_pclmul crc32_pclmul crc32c_intel cec e1000e ghash_clmulni_intel drm serio_raw rtsx_pci hid_logitech_dj wmi video ipmi_devintf ipmi_msghandler fuse
CR2: 0000000000000000