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: Oops: 0000 [#1] PREEMPT SMP PTI
CPU: 2 UID: 1000 PID: 4444 Comm: brave:disk$0 Not tainted 6.14.5-100.fc40.x86_64 #1
Hardware name: Dell Inc. Inspiron 15-3567/0765NJ, BIOS 2.0.3 08/25/2017
RIP: 0010:radeon_vm_fini+0x14d/0x250 [radeon]
Code: bf 60 01 00 00 e8 43 08 bd e0 83 f8 fc 74 13 85 c0 0f 84 45 ff ff ff 3d 00 fe ff ff 0f 85 04 01 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 1a
RSP: 0018:ffffacb08588fc78 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8aaf44381600 RDI: ffff8aaf44381620
RBP: ffff8aaf44381600 R08: 0000000000000000 R09: 0000000000000090
R10: 0000000000000001 R11: 0000000000000003 R12: ffff8aaecdae8000
R13: ffff8aaf44381620 R14: ffff8aaf44381648 R15: dead000000000100
FS:  0000000000000000(0000) GS:ffff8ab017500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000001a582c006 CR4: 00000000003726f0
Call Trace:
 <TASK>
 radeon_driver_postclose_kms+0x164/0x180 [radeon]
 drm_file_free+0x218/0x280
 drm_release+0x5e/0xd0
 __fput+0xe3/0x2a0
 task_work_run+0x59/0x90
 do_exit+0x256/0x4b0
 do_group_exit+0x30/0x80
 get_signal+0x7e6/0x7f0
 arch_do_signal_or_restart+0x35/0x100
 syscall_exit_to_user_mode+0x126/0x210
 do_syscall_64+0x8e/0x160
 ? __irq_exit_rcu+0x4c/0xe0
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f29a2581729
Code: Unable to access opcode bytes at 0x7f29a25816ff.
RSP: 002b:00007f297cbfcd00 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 00007f29a2581729
RDX: 0000000000000000 RSI: 0000000000000189 RDI: 00000e040005daac
RBP: 00007f297cbfcd30 R08: 0000000000000000 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000001 R15: 00000e040005daac
 </TASK>
Modules linked in: xt_mark rfcomm snd_seq_dummy snd_hrtimer nf_conntrack_netlink xt_nat veth xt_conntrack xt_MASQUERADE bridge stp llc xt_set xt_addrtype nft_compat tun overlay 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 qrtr bnep snd_sof_pci_intel_skl sunrpc snd_sof_intel_hda_generic soundwire_intel soundwire_cadence snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda_mlink snd_sof_intel_hda snd_hda_codec_hdmi snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_soc_acpi_intel_match snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation snd_soc_acpi soundwire_bus snd_soc_sdca snd_soc_avs snd_soc_hda_codec snd_hda_ext_core snd_soc_core intel_uncore_frequency intel_uncore_frequency_common ath10k_pci intel_tcc_cooling snd_compress x86_pkg_temp_thermal ac97_bus intel_powerclamp snd_pcm_dmaengine
 snd_hda_codec_realtek coretemp ath10k_core snd_hda_codec_generic snd_hda_scodec_component kvm_intel snd_hda_intel snd_intel_dspcfg binfmt_misc mac80211 mei_pxp mei_hdcp ee1004 iTCO_wdt snd_ctl_led snd_intel_sdw_acpi intel_pmc_bxt dell_pc uvcvideo platform_profile kvm iTCO_vendor_support snd_usb_audio snd_hda_codec intel_rapl_msr uvc btusb dell_laptop videobuf2_vmalloc videobuf2_memops snd_usbmidi_lib videobuf2_v4l2 btrtl dell_wmi libarc4 irqbypass snd_ump snd_hda_core btintel videobuf2_common ath rtsx_usb_ms btbcm memstick dell_smm_hwmon snd_rawmidi snd_hwdep rapl btmtk videodev vfat fat mc dell_smbios cfg80211 intel_cstate snd_seq dcdbas bluetooth intel_uncore snd_seq_device snd_pcm processor_thermal_device_pci_legacy pcspkr wmi_bmof dell_wmi_descriptor processor_thermal_device r8169 snd_timer processor_thermal_wt_hint rfkill realtek processor_thermal_rfim processor_thermal_rapl i2c_i801 snd i2c_smbus intel_rapl_common processor_thermal_wt_req soundcore processor_thermal_power_floor mei_me
 processor_thermal_mbox intel_pch_thermal mei idma64 int340x_thermal_zone intel_xhci_usb_role_switch intel_hid intel_soc_dts_iosf intel_pmc_core sparse_keymap pmt_telemetry pktcdvd pmt_class int3400_thermal intel_vsec acpi_pad acpi_thermal_rel joydev loop nfnetlink zram lz4hc_compress lz4_compress amdgpu amdxcp gpu_sched drm_panel_backlight_quirks i915 radeon drm_ttm_helper drm_buddy hid_rmi ttm polyval_clmulni rmi_core polyval_generic ghash_clmulni_intel drm_exec sha512_ssse3 i2c_algo_bit drm_suballoc_helper drm_display_helper sha256_ssse3 sha1_ssse3 cec i2c_hid_acpi i2c_hid video wmi pinctrl_sunrisepoint serio_raw rtsx_usb_sdmmc mmc_core rtsx_usb ip6_tables ip_tables fuse
CR2: 0000000000000000