Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000008
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#4] PREEMPT SMP PTI
CPU: 0 PID: 4582 Comm: gst-plugin:cs0 Tainted: G      D   I        6.8.7-300.fc40.x86_64 #1
Hardware name: Dell Inc. Inspiron 5566/0YY7WP, BIOS 1.11.0 12/04/2019
RIP: 0010:drm_sched_job_arm+0x23/0x60 [gpu_sched]
Code: 90 90 90 90 90 90 90 f3 0f 1e fa 0f 1f 44 00 00 55 53 48 8b 6f 60 48 85 ed 74 3f 48 89 fb 48 89 ef e8 51 39 00 00 48 8b 45 10 <48> 8b 50 08 48 89 53 18 8b 45 24 89 43 5c b8 01 00 00 00 f0 48 0f
RSP: 0018:ffffb68a874afb10 EFLAGS: 00010206
RAX: 0000000000000000 RBX: ffff8ab147c75000 RCX: 0000000000000027
RDX: 0000000000000000 RSI: ffff8ab14abde610 RDI: ffff8ab14abde638
RBP: ffff8ab14abde610 R08: 0000000000000000 R09: ffffb68a874af950
R10: ffffffffa0501af0 R11: 0000000000000003 R12: ffffb68a874afb90
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f17c50006c0(0000) GS:ffff8ab3b7400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000008 CR3: 000000002324a004 CR4: 00000000003706f0
Call Trace:
 <TASK>
 ? __die+0x23/0x70
 ? page_fault_oops+0x174/0x530
 ? exc_page_fault+0x7f/0x180
 ? asm_exc_page_fault+0x26/0x30
 ? drm_sched_job_arm+0x23/0x60 [gpu_sched]
 amdgpu_cs_ioctl+0x141e/0x1950 [amdgpu]
 ? __pfx_amdgpu_cs_ioctl+0x10/0x10 [amdgpu]
 drm_ioctl_kernel+0xb0/0x100
 drm_ioctl+0x26e/0x4b0
 ? __pfx_amdgpu_cs_ioctl+0x10/0x10 [amdgpu]
 amdgpu_drm_ioctl+0x4e/0x90 [amdgpu]
 __x64_sys_ioctl+0x94/0xd0
 do_syscall_64+0x83/0x170
 ? exc_page_fault+0x7f/0x180
 entry_SYSCALL_64_after_hwframe+0x78/0x80
RIP: 0033:0x7f17ce551d2d
Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
RSP: 002b:00007f17c4fffad0 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f17c4fffc98 RCX: 00007f17ce551d2d
RDX: 00007f17c4fffb90 RSI: 00000000c0186444 RDI: 000000000000000b
RBP: 00007f17c4fffb20 R08: 00007f17c4fffd00 R09: 00007f17c4fffb70
R10: 0000556c4a1ba8b0 R11: 0000000000000246 R12: 00007f17c4fffb90
R13: 00000000c0186444 R14: 000000000000000b R15: 0000000000000003
 </TASK>
Modules linked in: uinput rfcomm snd_seq_dummy snd_hrtimer 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 snd_sof_pci_intel_skl snd_sof_intel_hda_common soundwire_intel snd_sof_intel_hda_mlink soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils soundwire_generic_allocation soundwire_bus ath9k snd_soc_avs ath9k_common snd_soc_hda_codec bnep ath9k_hw snd_soc_skl snd_soc_hdac_hda mac80211 qrtr snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp intel_rapl_msr snd_soc_acpi_intel_match iTCO_wdt snd_hda_codec_hdmi snd_soc_acpi intel_pmc_bxt ee1004 snd_ctl_led snd_soc_core snd_hda_codec_realtek iTCO_vendor_support snd_compress ac97_bus snd_pcm_dmaengine snd_hda_codec_generic mei_hdcp mei_pxp snd_hda_intel intel_rapl_common snd_intel_dspcfg intel_uncore_frequency intel_uncore_frequency_common
 snd_intel_sdw_acpi snd_hda_codec intel_tcc_cooling x86_pkg_temp_thermal snd_hda_core intel_powerclamp snd_hwdep coretemp dell_laptop snd_seq uvcvideo ath3k btusb btrtl kvm_intel libarc4 ath btintel uvc snd_seq_device btbcm dell_smm_hwmon rtsx_usb_ms videobuf2_vmalloc btmtk dell_wmi kvm videobuf2_memops memstick videobuf2_v4l2 cfg80211 snd_pcm irqbypass bluetooth dell_smbios videobuf2_common rapl intel_cstate videodev snd_timer dcdbas intel_uncore ledtrig_audio i2c_i801 snd pcspkr dell_wmi_descriptor wmi_bmof sparse_keymap sunrpc mc i2c_smbus soundcore mei_me intel_pch_thermal mei idma64 intel_xhci_usb_role_switch intel_pmc_core binfmt_misc intel_vsec dell_rbtn pmt_telemetry vfat rfkill pmt_class fat acpi_pad joydev loop nfnetlink zram amdgpu i915 rtsx_usb_sdmmc crct10dif_pclmul crc32_pclmul crc32c_intel amdxcp mmc_core drm_ttm_helper i2c_algo_bit polyval_clmulni polyval_generic ttm drm_exec hid_multitouch gpu_sched r8169 ghash_clmulni_intel drm_suballoc_helper drm_buddy sha512_ssse3 drm_display_helper
 sha256_ssse3 sha1_ssse3 realtek rtsx_usb cec i2c_hid_acpi i2c_hid video wmi pinctrl_sunrisepoint serio_raw ip6_tables ip_tables fuse
CR2: 0000000000000008