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] SMP PTI
CPU: 2 UID: 1000 PID: 21417 Comm: chrome:disk$0 Tainted: G          I         6.18.5-100.fc42.x86_64 #1 PREEMPT(lazy) 
Tainted: [I]=FIRMWARE_WORKAROUND
Hardware name: LENOVO 80R0/Lancer 5A1, BIOS B0CN95WW 07/31/2015
RIP: 0010:radeon_vm_fini+0x156/0x260 [radeon]
Code: 44 02 fc 83 f8 fc 74 13 85 c0 0f 84 45 ff ff ff 3d 00 fe ff ff 0f 85 0a 01 00 00 49 8b 44 24 48 4d 8d 74 24 48 49 39 c6 74 39 <48> 8b 28 48 8d 58 a8 48 83 ed 58 48 8d 7b 70 e8 e6 54 f2 ff 48 8d
RSP: 0000:ffffd2e086b73c10 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff8e948f88c000 RCX: ffff8e948f88cce0
RDX: 0000000000000000 RSI: ffff8e948d643c00 RDI: ffff8e948d643c20
RBP: ffff8e93f0059c00 R08: ffffffffbcfa1a00 R09: 0000000000000000
R10: ffffd2e086b73c10 R11: 0000000000000000 R12: ffff8e948d643c00
R13: ffff8e948f88c000 R14: ffff8e948d643c48 R15: ffff8e94aefb0000
FS:  0000000000000000(0000) GS:ffff8e9618529000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000014922e006 CR4: 00000000003706f0
Call Trace:
 <TASK>
 radeon_driver_postclose_kms+0x193/0x1b0 [radeon]
 drm_file_free+0x237/0x2a0
 drm_release+0x5c/0xe0
 __fput+0xe6/0x2a0
 task_work_run+0x5d/0x90
 do_exit+0x1d8/0x440
 do_group_exit+0x2d/0xc0
 get_signal+0x79d/0x7e0
 arch_do_signal_or_restart+0x3a/0x1e0
 exit_to_user_mode_loop+0x8a/0x170
 do_syscall_64+0x1a2/0x7f0
 ? do_user_addr_fault+0x21a/0x690
 ? irqentry_exit_to_user_mode+0x2c/0x1c0
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f857c4aa422
Code: Unable to access opcode bytes at 0x7f857c4aa3f8.
RSP: 002b:00007f85517fe498 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 000003b000143000 RCX: 00007f857c4aa422
RDX: 0000000000000000 RSI: 0000000000000189 RDI: 000003b000143020
RBP: 00007f85517fe4c0 R08: 0000000000000000 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000003b000142fd0 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
Modules linked in: uinput rfcomm snd_seq_dummy snd_hrtimer bnep ath9k nf_conntrack_netbios_ns ath9k_common nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 ath9k_hw nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 uvcvideo ath3k intel_rapl_msr at24 uvc videobuf2_vmalloc nf_tables btusb snd_hda_codec_intelhdmi snd_hda_codec_conexant snd_hda_codec_hdmi snd_hda_codec_generic iTCO_wdt snd_hda_intel intel_pmc_bxt mac80211 iTCO_vendor_support btmtk videobuf2_memops mei_hdcp mei_pxp intel_rapl_common snd_hda_codec btrtl x86_pkg_temp_thermal videobuf2_v4l2 qrtr intel_powerclamp coretemp rapl btbcm snd_hda_core videobuf2_common btintel ath intel_cstate intel_uncore videodev snd_intel_dspcfg i2c_i801 bluetooth mc snd_intel_sdw_acpi cfg80211 snd_hwdep rtsx_usb_ms i2c_smbus memstick snd_seq pcspkr sunrpc snd_seq_device snd_pcm lpc_ich r8169 ideapad_laptop mei_me realtek libarc4 snd_timer sparse_keymap mei snd
 platform_profile soundcore rfkill intel_pmc_core pmt_telemetry binfmt_misc pmt_discovery pmt_class intel_pmc_ssram_telemetry acpi_pad intel_vsec vfat fat joydev loop nfnetlink zram lz4hc_compress lz4_compress amdgpu amdxcp drm_panel_backlight_quirks gpu_sched i915 radeon drm_ttm_helper drm_buddy ttm drm_exec i2c_algo_bit drm_suballoc_helper polyval_clmulni ghash_clmulni_intel drm_display_helper intel_oc_wdt cec video wmi serio_raw rtsx_usb_sdmmc mmc_core rtsx_usb i2c_dev fuse
CR2: 0000000000000000