BUG: kernel NULL pointer dereference, address: 0000000000000324
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#1] SMP PTI
CPU: 5 PID: 625621 Comm: kworker/5:3 Tainted: G        W         5.9.16-200.fc33.x86_64 #1
Hardware name: Supermicro X10SRA-F/X10SRA-F, BIOS 2.1a 10/24/2018
Workqueue: events dm_irq_work_func [amdgpu]
RIP: 0010:core_link_disable_stream+0x79/0x1d0 [amdgpu]
Code: 00 83 fa 04 0f 84 91 00 00 00 be 01 00 00 00 48 89 ef e8 ca ca ff ff 48 8b 83 e8 e7 00 00 48 89 ef e8 9b 64 6f d3 48 8b 45 08 <8b> b0 24 03 00 00 83 fe 40 74 7f 83 fe 04 0f 84 91 00 00 00 48 8b
RSP: 0018:ffff9d6141cafd48 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff921426a20000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000246 RDI: 0000000000000000
RBP: ffff91f5d2f601b8 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000000002b8 R11: 0000000000000000 R12: ffff921427a81c00
R13: ffff921426bc7000 R14: ffff920b49c6f0c0 R15: ffff921427a81c00
FS:  0000000000000000(0000) GS:ffff92143fb40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000324 CR3: 000000019ba0e005 CR4: 00000000001726e0
Call Trace:
 dc_link_handle_hpd_rx_irq+0x726/0x740 [amdgpu]
 handle_hpd_rx_irq+0x6d/0x300 [amdgpu]
 ? __switch_to_asm+0x36/0x70
 dm_irq_work_func+0x49/0x60 [amdgpu]
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30
Modules linked in: ib_core bluetooth ecdh_generic ecc dm_crypt rpcsec_gss_krb5 nfsv4 dns_resolver nfs fscache vhost_net vhost tap vhost_iotlb nf_conntrack_netbios_ns nf_conntrack_broadcast nf_conntrack_tftp tun nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nfnetlink cfg80211 rfkill bridge stp llc xfs intel_rapl_msr intel_rapl_common sb_edac x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio irqbypass snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg iTCO_wdt snd_hda_codec intel_pmc_bxt joydev rapl iTCO_vendor_support intel_cstate intel_uncore snd_hda_core ipmi_ssif snd_hwdep snd_seq snd_seq_device snd_pcm snd_timer i2c_i801 i2c_smbus lpc_ich snd soundcore acpi_ipmi ipmi_si ipmi_devintf ipmi_msghandler nfsd auth_rpcgss nfs_acl lockd grace sunrpc binfmt_misc nfs_ssc amdgpu ast iommu_v2 drm_vram_helper gpu_sched drm_ttm_helper ttm crct10dif_pclmul drm_kms_helper crc32_pclmul crc32c_intel ghash_clmulni_intel
 ixgbe cec igb drm mdio i2c_algo_bit arcmsr dca wmi fuse [last unloaded: ip_tables]
CR2: 0000000000000324

BUG: unable to handle page fault for address: 0000751300000010
#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: 161 Comm: kworker/6:1 Not tainted 5.9.16-200.fc33.x86_64 #1
Hardware name: System manufacturer System Product Name/PRIME Z270-P, BIOS 1205 05/11/2018
Workqueue: events dm_irq_work_func [amdgpu]
RIP: 0010:perform_link_training_with_retries+0xf6/0x150 [amdgpu]
Code: fc 41 83 c4 32 e8 4a a7 7d e4 80 44 24 03 01 0f b6 5c 24 03 3b 5c 24 04 7d 32 49 8b 87 88 02 00 00 48 89 ef 4c 89 e9 44 89 f6 <8b> 50 10 e8 72 b7 ff ff 48 8b 44 24 08 8b 78 10 85 ff 0f 84 74 ff
RSP: 0000:ffffaa0c0071fca0 EFLAGS: 00010297
RAX: 0000751300000000 RBX: 0000000000000003 RCX: ffffaa0c0071fcf0
RDX: 0000000000000000 RSI: 0000000000000020 RDI: ffff906919ef4000
RBP: ffff906919ef4000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 00000000000000c8
R13: ffffaa0c0071fcf0 R14: 0000000000000020 R15: ffff9069152219f0
FS:  0000000000000000(0000) GS:ffff906926d80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000751300000010 CR3: 00000003c1d38001 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 enable_link_dp+0xd5/0x200 [amdgpu]
 core_link_enable_stream+0x67b/0x7f0 [amdgpu]
 dc_link_handle_hpd_rx_irq+0x719/0x740 [amdgpu]
 handle_hpd_rx_irq+0x6d/0x300 [amdgpu]
 ? __switch_to_asm+0x36/0x70
 dm_irq_work_func+0x49/0x60 [amdgpu]
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30
Modules linked in: nf_conntrack_netlink xt_addrtype br_netfilter xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp overlay tun bridge stp llc 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_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter sunrpc vfat fat snd_hda_codec_realtek snd_hda_codec_generic intel_rapl_msr intel_rapl_common ledtrig_audio snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg snd_hda_codec x86_pkg_temp_thermal intel_powerclamp snd_hda_core coretemp snd_hwdep kvm_intel snd_seq iTCO_wdt snd_seq_device intel_pmc_bxt ee1004 mei_hdcp iTCO_vendor_support kvm snd_pcm
 irqbypass rapl eeepc_wmi intel_cstate asus_wmi sparse_keymap intel_uncore rfkill wmi_bmof pcspkr snd_timer i2c_i801 mxm_wmi i2c_smbus joydev snd soundcore mei_me mei acpi_pad zram ip_tables amdgpu iommu_v2 gpu_sched i2c_algo_bit ttm drm_kms_helper crct10dif_pclmul crc32_pclmul cec crc32c_intel ghash_clmulni_intel nvme drm nvme_core r8169 wmi video fuse
CR2: 0000751300000010

WARNING: CPU: 0 PID: 5 at drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/smu8_smumgr.c:98 smu8_send_msg_to_smc_with_parameter+0x103/0x150 [amdgpu]
Modules linked in: amdgpu mmc_block hid_multitouch iommu_v2 gpu_sched i2c_algo_bit crct10dif_pclmul crc32_pclmul ttm drm_kms_helper crc32c_intel cec ghash_clmulni_intel drm sdhci_pci cqhci serio_raw sdhci mmc_core wmi video i2c_hid pinctrl_amd fuse
CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.9.16-200.fc33.x86_64 #1
Hardware name: LENOVO 81VS/LNVNB161216, BIOS CWCN15WW 11/15/2019
Workqueue: events amdgpu_vce_idle_work_handler [amdgpu]
RIP: 0010:smu8_send_msg_to_smc_with_parameter+0x103/0x150 [amdgpu]
Code: 20 48 c7 c7 08 e0 9f c0 48 89 c1 48 f7 ea 48 89 c8 44 89 f1 48 c1 f8 3f 48 c1 fa 07 48 29 c2 49 89 d0 44 89 ea e8 52 b5 3d d7 <0f> 0b eb b3 41 bc ea ff ff ff eb ab 48 8b 7d 60 be c0 01 00 00 48
RSP: 0018:ffffa91d00083db0 EFLAGS: 00010282
RAX: 000000000000004b RBX: 00000001a4f1d452 RCX: ffff93a0d5c18d08
RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff93a0d5c18d00
RBP: ffff93a0cb452000 R08: 0000000000000377 R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffc2
R13: 0000000000000009 R14: 0000000000000000 R15: ffff93a0c9a4f9e0
FS:  0000000000000000(0000) GS:ffff93a0d5c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000561b58980f70 CR3: 000000010c47c000 CR4: 00000000001506f0
Call Trace:
 smum_send_msg_to_smc+0xb6/0xf0 [amdgpu]
 smu8_dpm_powergate_vce+0x154/0x170 [amdgpu]
 pp_set_powergating_by_smu+0x146/0x280 [amdgpu]
 amdgpu_dpm_set_powergating_by_smu+0xf6/0x130 [amdgpu]
 amdgpu_dpm_enable_vce+0x26/0xa0 [amdgpu]
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30

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 [#1] SMP PTI
CPU: 5 PID: 440408 Comm: kworker/5:0 Not tainted 5.9.16-200.fc33.x86_64 #1
Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z370 Professional Gaming i7, BIOS P4.20 10/31/2019
Workqueue: events dm_irq_work_func [amdgpu]
RIP: 0010:core_link_enable_stream+0x682/0x7f0 [amdgpu]
Code: c0 03 00 e8 c0 bc ff ff 4c 8b 7d 08 41 8b b7 24 03 00 00 e9 eb fb ff ff 4c 89 ef 48 89 ee e8 45 bd ff ff 41 89 c5 48 8b 45 08 <48> 8b 40 08 41 83 fd 01 0f 85 37 c0 03 00 e9 a2 fe ff ff 41 c6 87
RSP: 0018:ffffbc34805d7d38 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff9db0ef346000 RCX: 0000000000000004
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff9db5eb47c000
RBP: ffff9db51a3c0b68 R08: ffffffffc0bbf8f4 R09: 0000000000000001
R10: ffffffffc0bbf95d R11: 0000000000000002 R12: ffff9db5ea850000
R13: 0000000000000001 R14: 0000000000000000 R15: ffff9db0ef346000
FS:  0000000000000000(0000) GS:ffff9db5feb40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000008 CR3: 0000000fcaa0e004 CR4: 00000000003726e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ? core_link_disable_stream+0xa5/0x1d0 [amdgpu]
 dc_link_handle_hpd_rx_irq+0x719/0x740 [amdgpu]
 handle_hpd_rx_irq+0x6d/0x300 [amdgpu]
 ? finish_task_switch+0x10b/0x280
 dm_irq_work_func+0x49/0x60 [amdgpu]
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30
Modules linked in: uinput rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc ccm 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 ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter cmac bnep nct6775 hwmon_vid sunrpc squashfs vfat fat loop intel_rapl_msr intel_rapl_common x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek iwlmvm kvm_intel iTCO_wdt snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi intel_pmc_bxt iTCO_vendor_support mac80211 kvm mei_hdcp snd_hda_intel snd_intel_dspcfg btusb btrtl irqbypass btbcm libarc4 rapl btintel snd_hda_codec intel_cstate iwlwifi intel_uncore snd_hda_core
 bluetooth intel_wmi_thunderbolt pcspkr snd_seq i2c_i801 mxm_wmi snd_hwdep i2c_smbus cfg80211 snd_seq_device snd_pcm ecdh_generic rfkill ecc snd_timer snd mei_me usblp eeprom mei soundcore acpi_pad binfmt_misc zram ip_tables dm_crypt uas usb_storage amdgpu iommu_v2 gpu_sched ttm drm_kms_helper crct10dif_pclmul crc32_pclmul crc32c_intel cec igb e1000e drm atlantic ghash_clmulni_intel nvme nvme_core macsec dca i2c_algo_bit wmi video fuse
CR2: 0000000000000008

WARNING: CPU: 0 PID: 14312 at drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:7091 amdgpu_dm_atomic_commit_tail+0x22d5/0x2360 [amdgpu]
Modules linked in: uinput rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc ccm 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 ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security cmac ip_set nf_tables bnep nfnetlink ip6table_filter ip6_tables iptable_filter btusb btrtl btbcm btintel bluetooth uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common vboxnetadp(OE) vboxnetflt(OE) videodev ecdh_generic mc ecc vboxdrv(OE) iwlmvm x86_pkg_temp_thermal sunrpc intel_powerclamp snd_hda_codec_realtek coretemp mac80211 snd_hda_codec_generic kvm_intel ledtrig_audio iTCO_wdt snd_hda_codec_hdmi intel_pmc_bxt iTCO_vendor_support mei_hdcp ee1004 libarc4 kvm snd_hda_intel
 intel_rapl_msr snd_intel_dspcfg vfat snd_hda_codec irqbypass iwlwifi fat rapl snd_hda_core intel_cstate snd_hwdep cfg80211 intel_uncore snd_seq joydev hp_wmi snd_seq_device sparse_keymap pcspkr snd_pcm wmi_bmof intel_wmi_thunderbolt rfkill i2c_i801 snd_timer i2c_smbus idma64 snd mei_me processor_thermal_device intel_rapl_common mei soundcore int340x_thermal_zone intel_soc_dts_iosf intel_pch_thermal hp_accel lis3lv02d hp_wireless int3400_thermal acpi_pad acpi_thermal_rel zram ip_tables amdgpu rtsx_pci_sdmmc iommu_v2 mmc_core gpu_sched i2c_algo_bit ttm crct10dif_pclmul crc32_pclmul crc32c_intel drm_kms_helper cec ghash_clmulni_intel serio_raw drm r8169 rtsx_pci wmi pinctrl_sunrisepoint pinctrl_intel video fuse
CPU: 0 PID: 14312 Comm: kworker/0:10 Tainted: G        W  OE     5.9.16-200.fc33.x86_64 #1
Hardware name: HP OMEN by HP Laptop 17-an0xx/8394, BIOS F.19 04/18/2019
Workqueue: events dm_irq_work_func [amdgpu]
RIP: 0010:amdgpu_dm_atomic_commit_tail+0x22d5/0x2360 [amdgpu]
Code: 00 e8 4f ba 12 00 49 8b 4f 08 48 c7 85 18 fd ff ff 00 00 00 00 44 8b 89 00 03 00 00 45 85 c9 0f 84 e0 e0 ff ff e9 f1 dd ff ff <0f> 0b e9 2c f9 ff ff 0f 0b 0f 0b e9 43 f9 ff ff 49 8b 45 00 41 0f
RSP: 0018:ffffb1e5c34c3ad8 EFLAGS: 00010002
RAX: 0000000000000002 RBX: 000000000000000f RCX: ffff9bf83053c930
RDX: 0000000000000001 RSI: 0000000000000293 RDI: ffff9bf830538978
RBP: ffffb1e5c34c3dc0 R08: ffffb1e5c34c3a6c R09: ffffb1e5c34c3a64
R10: ffffb1e5c34c3a68 R11: 0000000000000000 R12: 0000000000000293
R13: ffff9bf83053c800 R14: ffff9bf7da32a000 R15: ffff9bf8286e6380
FS:  0000000000000000(0000) GS:ffff9bf832c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fda2954d000 CR3: 0000000131a0e002 CR4: 00000000003706f0
Call Trace:
 commit_tail+0x94/0x130 [drm_kms_helper]
 drm_atomic_helper_commit+0x113/0x140 [drm_kms_helper]
 dm_restore_drm_connector_state+0xee/0x170 [amdgpu]
 handle_hpd_irq+0xc2/0x100 [amdgpu]
 dm_irq_work_func+0x49/0x60 [amdgpu]
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30

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 [#1] SMP PTI
CPU: 0 PID: 6944 Comm: kworker/0:4 Not tainted 5.9.16-200.fc33.x86_64 #1
Hardware name: Dell Inc. Precision 7520/0HKR39, BIOS 1.18.1 09/26/2020
Workqueue: events dm_irq_work_func [amdgpu]
RIP: 0010:core_link_enable_stream+0x682/0x7f0 [amdgpu]
Code: c0 03 00 e8 c0 bc ff ff 4c 8b 7d 08 41 8b b7 24 03 00 00 e9 eb fb ff ff 4c 89 ef 48 89 ee e8 45 bd ff ff 41 89 c5 48 8b 45 08 <48> 8b 40 08 41 83 fd 01 0f 85 37 c0 03 00 e9 a2 fe ff ff 41 c6 87
RSP: 0018:ffff9a9a8218bd38 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff8eaf88fd4000 RCX: 0000000000000001
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff8eb12c5f9c00
RBP: ffff8eaf9aba01b8 R08: ffffffffc0bc88f9 R09: 0000000000000000
R10: ffffffffc0bc8959 R11: 0000000000000001 R12: ffff8eb129d40000
R13: 000000000000000f R14: 0000000000000000 R15: ffff8eaf88fd4000
FS:  0000000000000000(0000) GS:ffff8eb13e400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000008 CR3: 0000000ab1a0e005 CR4: 00000000003706f0
Call Trace:
 ? core_link_disable_stream+0xa5/0x1d0 [amdgpu]
 dc_link_handle_hpd_rx_irq+0x719/0x740 [amdgpu]
 handle_hpd_rx_irq+0x6d/0x300 [amdgpu]
 dm_irq_work_func+0x49/0x60 [amdgpu]
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30
Modules linked in: uinput xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc ccm 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 ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter bnep sunrpc snd_hda_codec_realtek iwlmvm snd_hda_codec_generic snd_hda_codec_hdmi x86_pkg_temp_thermal intel_powerclamp snd_hda_intel iTCO_wdt snd_intel_dspcfg coretemp mac80211 mei_hdcp snd_hda_codec intel_pmc_bxt uvcvideo mei_wdt ee1004 kvm_intel dell_rbtn iTCO_vendor_support vfat fat libarc4 ppdev btusb snd_hda_core dell_laptop videobuf2_vmalloc intel_rapl_msr kvm iwlwifi ledtrig_audio btrtl btbcm snd_hwdep btintel irqbypass snd_seq rapl
 videobuf2_memops snd_seq_device videobuf2_v4l2 intel_cstate dell_smm_hwmon bluetooth videobuf2_common intel_uncore snd_pcm i2c_i801 dell_wmi dell_smbios dcdbas cfg80211 wmi_bmof intel_wmi_thunderbolt dell_wmi_descriptor pcspkr i2c_smbus videodev mei_me snd_timer ecdh_generic processor_thermal_device mc rfkill intel_rapl_common ecc joydev mei snd idma64 soundcore intel_soc_dts_iosf intel_pch_thermal ie31200_edac parport_pc parport int3403_thermal int3402_thermal dell_smo8800 intel_hid int340x_thermal_zone int3400_thermal sparse_keymap acpi_thermal_rel acpi_pad zram ip_tables dm_crypt amdgpu i915 hid_alps rtsx_pci_sdmmc iommu_v2 mmc_core gpu_sched ttm crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit nvme ghash_clmulni_intel drm_kms_helper e1000e nvme_core serio_raw cec rtsx_pci drm wmi i2c_hid video fuse
CR2: 0000000000000008

BUG: kernel NULL pointer dereference, address: 00000000000002f8
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 525926067 P4D 525926067 PUD 0 
Oops: 0000 [#1] SMP NOPTI
CPU: 10 PID: 493949 Comm: kworker/10:2 Tainted: G        W         5.9.16-200.fc33.x86_64 #1
Hardware name: LENOVO 20UHCTO1WW/20UHCTO1WW, BIOS R1CET56W(1.25 ) 09/15/2020
Workqueue: events dm_irq_work_func [amdgpu]
RIP: 0010:dce110_disable_stream+0x10/0xc0 [amdgpu]
Code: 00 00 48 8b 07 48 8b 80 88 00 00 00 e8 99 dc 5a f6 eb ce c3 66 0f 1f 44 00 00 0f 1f 44 00 00 41 54 55 53 48 8b 47 08 48 89 fb <48> 8b 90 f8 02 00 00 48 8b 68 08 8b 80 24 03 00 00 4c 8b 22 83 f8
RSP: 0018:ffffa674cd013d28 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff97c6390801b8 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 00000000000058d7 RDI: ffff97c6390801b8
RBP: ffff97c6390801b8 R08: 0000000000000000 R09: ffffa674cd013c88
R10: 0000000000000001 R11: 0000000000000001 R12: ffff97c880e38400
R13: ffff97c87ecb8000 R14: ffff97c30a744480 R15: ffff97c880e38400
FS:  0000000000000000(0000) GS:ffff97c891280000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000000002f8 CR3: 0000000500f08000 CR4: 0000000000350ee0
Call Trace:
 core_link_disable_stream+0xa5/0x1d0 [amdgpu]
 dc_link_handle_hpd_rx_irq+0x726/0x740 [amdgpu]
 handle_hpd_rx_irq+0x6d/0x300 [amdgpu]
 ? __switch_to_asm+0x36/0x70
 dm_irq_work_func+0x49/0x60 [amdgpu]
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30
Modules linked in: ip6t_REJECT xt_multiport xt_cgroup xt_mark xt_owner snd_usb_audio snd_usbmidi_lib snd_rawmidi cdc_ether usbnet r8152 mii uinput rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc ccm nft_objref cmac 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 ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter bnep sunrpc snd_hda_codec_realtek snd_acp3x_rn snd_soc_dmic snd_acp3x_pdm_dma snd_hda_codec_generic snd_hda_codec_hdmi snd_soc_core iwlmvm snd_hda_intel snd_compress ac97_bus snd_pcm_dmaengine edac_mce_amd snd_intel_dspcfg tps6598x roles snd_hda_codec mac80211 snd_hda_core kvm_amd snd_hwdep snd_seq btusb
 libarc4 uvcvideo btrtl kvm snd_seq_device btbcm videobuf2_vmalloc videobuf2_memops btintel vfat fat bluetooth irqbypass iwlwifi rapl videobuf2_v4l2 snd_pcm thinkpad_acpi videobuf2_common ecdh_generic pcspkr cfg80211 videodev ecc joydev snd_timer wmi_bmof ledtrig_audio snd mc k10temp snd_rn_pci_acp3x sp5100_tco snd_pci_acp3x i2c_piix4 ipmi_devintf soundcore ucsi_acpi ipmi_msghandler rfkill typec_ucsi i2c_multi_instantiate typec i2c_scmi acpi_cpufreq zram ip_tables dm_crypt amdgpu hid_multitouch iommu_v2 gpu_sched i2c_algo_bit ttm drm_kms_helper rtsx_pci_sdmmc mmc_core cec drm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel nvme ccp serio_raw rtsx_pci nvme_core r8169 wmi video pinctrl_amd fuse
CR2: 00000000000002f8

BUG: kernel NULL pointer dereference, address: 0000000000000020
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 24d883067 P4D 24d883067 PUD 0 
Oops: 0002 [#3] SMP NOPTI
CPU: 8 PID: 6319 Comm: kworker/8:2 Tainted: G      D W         5.9.16-200.fc33.x86_64 #1
Hardware name: Dell Inc. G5 5505/080CG2, BIOS 1.3.0 06/11/2020
Workqueue: events drm_sched_job_timedout [gpu_sched]
RIP: 0010:mutex_unlock+0x13/0x30
Code: 74 c1 48 8b 43 10 48 89 e7 48 8b 70 10 e8 55 9a 57 ff eb af 0f 1f 00 0f 1f 44 00 00 65 48 8b 14 25 c0 7b 01 00 31 c9 48 89 d0 <f0> 48 0f b1 0f 48 39 c2 74 05 e9 ee fe ff ff c3 66 66 2e 0f 1f 84
RSP: 0018:ffffb982caa5bda0 EFLAGS: 00010246
RAX: ffff9b733d1326c0 RBX: ffff9b73751dc000 RCX: 0000000000000000
RDX: ffff9b733d1326c0 RSI: ffffffff87404403 RDI: 0000000000000020
RBP: 0000000000000000 R08: 000001d3d4316426 R09: 0000000000000041
R10: 00000000000018af R11: ffffffff874043e3 R12: ffff9b73abd40000
R13: ffff9b73abd40000 R14: ffffb982caa5bdd0 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff9b73bf600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000020 CR3: 00000002648d8000 CR4: 0000000000350ee0
Call Trace:
 amdgpu_device_gpu_recover.cold+0x608/0xf62 [amdgpu]
 ? amdgpu_device_ip_check_soft_reset+0x26/0xa0 [amdgpu]
 amdgpu_job_timedout+0x11c/0x140 [amdgpu]
 drm_sched_job_timedout+0x72/0xf0 [gpu_sched]
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30
Modules linked in: uinput rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc ccm cmac bnep btusb btrtl btbcm btintel bluetooth ecdh_generic ecc 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 ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 nfnetlink videobuf2_common videodev ip6table_filter ip6_tables mc iptable_filter dell_smm_hwmon snd_hda_codec_realtek snd_acp3x_pdm_dma snd_soc_dmic snd_acp3x_rn snd_hda_codec_generic snd_soc_core sunrpc snd_hda_codec_hdmi iwlmvm snd_compress snd_hda_intel ac97_bus snd_intel_dspcfg snd_pcm_dmaengine snd_hda_codec snd_hda_core mac80211 edac_mce_amd snd_hwdep kvm_amd
 vfat fat libarc4 snd_seq dell_laptop snd_seq_device ledtrig_audio dell_wmi iwlwifi kvm snd_pcm dell_smbios snd_timer dcdbas irqbypass sp5100_tco cfg80211 sparse_keymap dell_wmi_descriptor wmi_bmof joydev rapl alienware_wmi pcspkr i2c_piix4 snd_rn_pci_acp3x k10temp snd ucsi_acpi snd_pci_acp3x typec_ucsi soundcore typec dell_rbtn acpi_cpufreq rfkill acpi_tad binfmt_misc zram ip_tables amdgpu hid_multitouch iommu_v2 gpu_sched i2c_algo_bit ttm drm_kms_helper cec crct10dif_pclmul crc32_pclmul crc32c_intel drm ghash_clmulni_intel nvme ccp serio_raw r8169 nvme_core wmi video pinctrl_amd i2c_hid fuse
CR2: 0000000000000020

WARNING: CPU: 1 PID: 51303 at drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/smu8_smumgr.c:98 smu8_send_msg_to_smc_with_parameter+0x103/0x150 [amdgpu]
Modules linked in: dm_crypt uas usb_storage uinput rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc nls_utf8 cifs dns_resolver fscache libdes ccm 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 ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc vfat fat ath10k_pci ath10k_core mac80211 edac_mce_amd kvm_amd btusb btrtl btbcm ccp btintel uvcvideo kvm bluetooth ath videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi cfg80211 snd_hda_intel videodev snd_intel_dspcfg snd_hda_codec snd_hda_core snd_hwdep
 snd_seq snd_seq_device snd_pcm mc irqbypass ecdh_generic joydev ecc wmi_bmof pcspkr sp5100_tco k10temp fam15h_power i2c_piix4 snd_timer libarc4 snd soundcore ideapad_laptop sparse_keymap rfkill_gpio rfkill acpi_cpufreq binfmt_misc zram ip_tables amdgpu iommu_v2 gpu_sched i2c_algo_bit ttm drm_kms_helper cec hid_rmi rmi_core drm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw r8169 wmi video pinctrl_amd i2c_hid fuse
CPU: 1 PID: 51303 Comm: kworker/1:0 Tainted: G        W         5.9.16-200.fc33.x86_64 #1
Hardware name: LENOVO 81H5/LNVNB161216, BIOS 8ZCN22WW(V2.01) 11/16/2018
Workqueue: events amdgpu_uvd_idle_work_handler [amdgpu]
RIP: 0010:smu8_send_msg_to_smc_with_parameter+0x103/0x150 [amdgpu]
Code: 20 48 c7 c7 08 d0 6b c0 48 89 c1 48 f7 ea 48 89 c8 44 89 f1 48 c1 f8 3f 48 c1 fa 07 48 29 c2 49 89 d0 44 89 ea e8 52 c5 71 e7 <0f> 0b eb b3 41 bc ea ff ff ff eb ab 48 8b 7d 60 be c0 01 00 00 48
RSP: 0018:ffffb65cc370fdc8 EFLAGS: 00010292
RAX: 000000000000004b RBX: 00008e2aa68c2248 RCX: ffff91de77498d08
RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff91de77498d00
RBP: ffff91de6cd49400 R08: 0000000000003d8b R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffc2
R13: 0000000000000007 R14: 0000000000000000 R15: ffff91de69e0f850
FS:  0000000000000000(0000) GS:ffff91de77480000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056436ca0a138 CR3: 00000001f4824000 CR4: 00000000001506e0
Call Trace:
 smum_send_msg_to_smc+0xb6/0xf0 [amdgpu]
 pp_set_powergating_by_smu+0xe1/0x280 [amdgpu]
 amdgpu_dpm_set_powergating_by_smu+0xf6/0x130 [amdgpu]
 amdgpu_dpm_enable_uvd+0x30/0xf0 [amdgpu]
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30

WARNING: CPU: 1 PID: 7602 at drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:2548 dc_link_set_backlight_level+0x8a/0xf0 [amdgpu]
Modules linked in: uinput rfcomm tun bridge stp llc ip_set nfnetlink cmac bnep sunrpc 8821ce(OE) snd_hda_codec_realtek snd_hda_codec_generic vfat rtw88_8821ce snd_hda_codec_hdmi ledtrig_audio rtw88_8821c fat rtw88_pci snd_hda_intel snd_intel_dspcfg edac_mce_amd rtw88_core squashfs uvcvideo kvm_amd videobuf2_vmalloc snd_hda_codec loop btusb videobuf2_memops btrtl videobuf2_v4l2 btbcm kvm mac80211 btintel snd_hda_core videobuf2_common bluetooth snd_hwdep irqbypass rapl snd_seq videodev snd_seq_device snd_pcm ecdh_generic ecc mc joydev hp_wmi pcspkr snd_timer sparse_keymap wmi_bmof cfg80211 k10temp snd sp5100_tco snd_rn_pci_acp3x i2c_piix4 rfkill soundcore snd_pci_acp3x i2c_amd_mp2_pci libarc4 i2c_scmi hp_wireless acpi_cpufreq zram amdgpu iommu_v2 gpu_sched i2c_algo_bit crct10dif_pclmul crc32_pclmul crc32c_intel ttm drm_kms_helper ghash_clmulni_intel serio_raw cec drm ccp r8169 wmi video pinctrl_amd fuse [last unloaded: ip_tables]
CPU: 1 PID: 7602 Comm: (sd-bright) Tainted: G        W  OE     5.9.16-200.fc33.x86_64 #1
Hardware name: HP HP Laptop 15-db1xxx/85EA, BIOS F.15 11/06/2019
RIP: 0010:dc_link_set_backlight_level+0x8a/0xf0 [amdgpu]
Code: 70 03 00 00 31 c0 48 8d 96 c0 01 00 00 48 8b 0a 48 85 c9 74 06 48 3b 59 08 74 20 83 c0 01 48 81 c2 d8 04 00 00 83 f8 06 75 e3 <0f> 0b 45 31 e4 5b 44 89 e0 5d 41 5c 41 5d 41 5e c3 48 98 48 69 c0
RSP: 0018:ffffb250817e7e08 EFLAGS: 00010246
RAX: 0000000000000006 RBX: ffff9963b8f62c00 RCX: 0000000000000000
RDX: ffff9962728a1ed0 RSI: ffff9962728a0000 RDI: 0000000000000000
RBP: ffff9963b6bc0000 R08: 00000000000000ff R09: 000000000000000a
R10: 000000000000000a R11: f000000000000000 R12: 000000000000ff01
R13: 0000000000000000 R14: 000000000000ffff R15: ffff996272c507a0
FS:  00007faa00af9080(0000) GS:ffff9963c4a40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007faa01b8b4d0 CR3: 000000017053c000 CR4: 00000000003506e0
Call Trace:
 amdgpu_dm_backlight_update_status+0xb4/0xc0 [amdgpu]
 backlight_device_set_brightness+0x6e/0x110
 brightness_store+0x3b/0x50
 kernfs_fop_write+0xce/0x1b0
 vfs_write+0xc7/0x210
 ksys_write+0x4f/0xc0
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7faa01ab6297
Code: 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
RSP: 002b:00007fff263d7ef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007faa01ab6297
RDX: 0000000000000004 RSI: 00007fff263d7fe0 RDI: 0000000000000003
RBP: 00007fff263d7fe0 R08: 0000000000000000 R09: 00007fff263d8020
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004
R13: 0000561cf96e7610 R14: 0000000000000004 R15: 00007faa01b89720

WARNING: CPU: 8 PID: 120531 at drivers/gpu/drm/drm_vblank.c:1194 drm_vblank_put+0xe4/0xf0 [drm]
Modules linked in: rfcomm snd_seq_dummy snd_hrtimer wireguard libchacha20poly1305 chacha_x86_64 poly1305_x86_64 libblake2s blake2s_x86_64 ip6_udp_tunnel udp_tunnel curve25519_x86_64 libcurve25519_generic libchacha libblake2s_generic cmac tun bnep ip6table_filter ip6_tables iptable_filter sunrpc vfat fat snd_hda_codec_realtek edac_mce_amd snd_hda_codec_generic iwlmvm ledtrig_audio snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg kvm mac80211 snd_hda_codec irqbypass rapl snd_usb_audio libarc4 snd_hda_core uvcvideo snd_usbmidi_lib btusb pcspkr wmi_bmof snd_rawmidi snd_hwdep sp5100_tco btrtl k10temp i2c_piix4 iwlwifi btbcm snd_seq videobuf2_vmalloc btintel videobuf2_memops snd_seq_device videobuf2_v4l2 bluetooth videobuf2_common joydev cfg80211 snd_pcm snd_timer snd ecdh_generic soundcore ecc rfkill acpi_cpufreq zram ip_tables hid_steam amdgpu iommu_v2 gpu_sched ttm drm_kms_helper cec ccp igb crct10dif_pclmul drm crc32_pclmul crc32c_intel nvme nvme_core ghash_clmulni_intel dca
 i2c_algo_bit wmi pinctrl_amd uinput fuse videodev mc
CPU: 8 PID: 120531 Comm: kworker/u64:126 Tainted: G        W         5.9.16-200.fc33.x86_64 #1
Hardware name: Gigabyte Technology Co., Ltd. X570 I AORUS PRO WIFI/X570 I AORUS PRO WIFI, BIOS F11 12/06/2019
Workqueue: events_unbound commit_work [drm_kms_helper]
RIP: 0010:drm_vblank_put+0xe4/0xf0 [drm]
Code: 8b 7f 18 4c 8b 67 50 4d 85 e4 74 22 e8 45 0a 3a f1 48 c7 c1 c0 0b 42 c0 4c 89 e2 48 c7 c7 23 c2 41 c0 48 89 c6 e8 51 e6 72 f1 <0f> 0b eb c3 4c 8b 27 eb d9 0f 1f 00 0f 1f 44 00 00 8b b7 90 00 00
RSP: 0018:ffffb9c0cbadbb68 EFLAGS: 00010296
RAX: 0000000000000045 RBX: ffff94d876052c00 RCX: 0000000000000000
RDX: 0000000000000005 RSI: ffffffffb3404405 RDI: 0000000000000246
RBP: ffffb9c0cbadbe60 R08: 000055d676a39e72 R09: 0000000000000045
R10: 000000000001d6d3 R11: 0000000000000001 R12: ffff94deb998c4d0
R13: ffff94dea7660000 R14: ffff94d876050800 R15: ffff94debab60600
FS:  0000000000000000(0000) GS:ffff94debec00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbaac1a8354 CR3: 0000000642a68000 CR4: 0000000000350ee0
Call Trace:
 amdgpu_dm_atomic_commit_tail+0x1512/0x2360 [amdgpu]
 commit_tail+0x94/0x130 [drm_kms_helper]
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30

BUG: kernel NULL pointer dereference, address: 0000000000000020
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 83395067 P4D 83395067 PUD 0 
Oops: 0002 [#1] SMP NOPTI
CPU: 2 PID: 34 Comm: kworker/2:1 Tainted: G           OE     5.9.16-200.fc33.x86_64 #1
Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./A320M-ITX, BIOS P5.70 06/26/2019
Workqueue: events drm_sched_job_timedout [gpu_sched]
RIP: 0010:mutex_unlock+0x13/0x30
Code: 74 c1 48 8b 43 10 48 89 e7 48 8b 70 10 e8 55 9a 57 ff eb af 0f 1f 00 0f 1f 44 00 00 65 48 8b 14 25 c0 7b 01 00 31 c9 48 89 d0 <f0> 48 0f b1 0f 48 39 c2 74 05 e9 ee fe ff ff c3 66 66 2e 0f 1f 84
RSP: 0018:ffffc15a002cbda0 EFLAGS: 00010246
RAX: ffff9ef199ee8000 RBX: ffff9ef190ee6400 RCX: 0000000000000000
RDX: ffff9ef199ee8000 RSI: ffffffff97404404 RDI: 0000000000000020
RBP: 0000000000000000 R08: 00000035406ed841 R09: 0000000000000042
R10: 0000000000000022 R11: ffffffff974043e4 R12: ffff9ef18e080000
R13: ffff9ef18e080000 R14: ffffc15a002cbdd0 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff9ef19b080000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000020 CR3: 000000008ec6c000 CR4: 00000000003506e0
Call Trace:
 amdgpu_device_gpu_recover.cold+0x608/0xf62 [amdgpu]
 ? amdgpu_device_ip_check_soft_reset+0x26/0xa0 [amdgpu]
 amdgpu_job_timedout+0x11c/0x140 [amdgpu]
 drm_sched_job_timedout+0x72/0xf0 [gpu_sched]
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30
Modules linked in: uinput ipt_REJECT nf_nat_ftp nf_conntrack_ftp 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 tun nf_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security bridge stp llc rfkill ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter lz4 nls_utf8 hfsplus hfs isofs nct6775 hwmon_vid sunrpc vfat fat edac_mce_amd kvm_amd snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio kvm snd_usb_audio snd_hda_codec_hdmi snd_hda_intel snd_usbmidi_lib snd_intel_dspcfg snd_rawmidi mc snd_hda_codec irqbypass rapl wmi_bmof snd_hda_core k10temp snd_hwdep snd_seq snd_seq_device snd_pcm snd_timer snd sp5100_tco soundcore i2c_piix4 joydev pt1_drv(OE) gpio_amdpt gpio_generic
 acpi_cpufreq ip_tables amdgpu hid_logitech_hidpp crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel iommu_v2 gpu_sched ttm drm_kms_helper cec uas drm usb_storage ccp igb dca i2c_algo_bit hid_logitech_dj wmi video pinctrl_amd fuse
CR2: 0000000000000020

BUG: unable to handle page fault for address: ffffab36c0043328
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 42e000067 P4D 42e000067 PUD 42e1ae067 PMD 42e1af067 PTE 0
Oops: 0002 [#2] SMP PTI
CPU: 2 PID: 55 Comm: kworker/2:1 Tainted: G      D   I       5.9.16-200.fc33.x86_64 #1
Hardware name: Dell Inc.                 Precision WorkStation 490    /0GU083, BIOS A08 04/25/2008
Workqueue: events drm_sched_job_timedout [gpu_sched]
RIP: 0010:amdgpu_device_gpu_recover.cold+0x167/0xf62 [amdgpu]
Code: 8d 84 24 d8 21 00 00 48 39 04 24 0f 84 9d 01 00 00 48 83 7c 24 08 00 49 8d bc 24 e8 6a 01 00 0f 84 73 04 00 00 e8 e3 e3 11 e6 <f0> 41 ff 84 24 30 57 00 00 49 8b 44 24 70 4c 89 e7 41 c6 84 24 e3
RSP: 0018:ffffab36c0223da8 EFLAGS: 00010202
RAX: 0000000000000001 RBX: ffff9fe3cf388400 RCX: ffff9fe56dbe2580
RDX: 0000000000000000 RSI: ffff9fe56dbe2580 RDI: ffffab36c00546e0
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000011e R11: 0000000000000000 R12: ffffab36c003dbf8
R13: ffff9fe558c80000 R14: ffff9fe558c90120 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff9fe56fc80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffab36c0043328 CR3: 0000000408706000 CR4: 00000000000006e0
Call Trace:
 ? amdgpu_device_ip_check_soft_reset+0x26/0xa0 [amdgpu]
 amdgpu_job_timedout+0x11c/0x140 [amdgpu]
 drm_sched_job_timedout+0x72/0xf0 [gpu_sched]
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30
Modules linked in: xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc 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_tables ebtable_nat ebtable_broute ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security rfkill ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter sunrpc amdgpu iTCO_wdt intel_pmc_bxt iTCO_vendor_support gpio_ich ppdev snd_hda_codec_idt coretemp snd_hda_codec_hdmi snd_hda_codec_generic ledtrig_audio kvm_intel snd_hda_intel dcdbas dell_smm_hwmon snd_intel_dspcfg snd_hda_codec snd_hda_core iommu_v2 snd_hwdep kvm gpu_sched snd_seq i2c_algo_bit snd_seq_device snd_pcm ttm irqbypass drm_kms_helper pcspkr i2c_i801 snd_timer lpc_ich i2c_smbus cec
 snd parport_pc i5000_edac soundcore i5k_amb parport acpi_cpufreq drm zram ip_tables serio_raw ata_generic tg3 pata_acpi fuse
CR2: ffffab36c0043328

WARNING: CPU: 4 PID: 6453 at drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:2548 dc_link_set_backlight_level+0x8a/0xf0 [amdgpu]
Modules linked in: ccm uinput rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc 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 ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter cmac bnep rtw_8822ce(OE) rtw_8822c(OE) rtw_pci(OE) rtw_core(OE) sunrpc snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec_hdmi snd_hda_intel vfat snd_intel_dspcfg fat edac_mce_amd btusb snd_hda_codec kvm_amd btrtl btbcm snd_hda_core btintel mac80211 uvcvideo snd_hwdep kvm videobuf2_vmalloc videobuf2_memops bluetooth videobuf2_v4l2 videobuf2_common snd_seq snd_seq_device irqbypass snd_pcm videodev rapl pcspkr huawei_wmi
 ledtrig_audio cfg80211 wmi_bmof sparse_keymap ecdh_generic joydev mc ecc k10temp snd_timer sp5100_tco i2c_piix4 snd snd_rn_pci_acp3x soundcore st_accel_i2c snd_pci_acp3x rfkill st_sensors_i2c st_accel libarc4 st_sensors industrialio_triggered_buffer kfifo_buf industrialio acpi_cpufreq zram ip_tables amdgpu hid_multitouch iommu_v2 gpu_sched i2c_algo_bit ttm crct10dif_pclmul crc32_pclmul crc32c_intel drm_kms_helper ghash_clmulni_intel cec serio_raw drm ccp nvme nvme_core wmi video pinctrl_amd i2c_hid fuse
CPU: 4 PID: 6453 Comm: (sd-bright) Tainted: G           OE     5.9.16-200.fc33.x86_64 #1
Hardware name: HUAWEI BOHK-WAX9X/BOHK-WAX9X-PCB, BIOS 1.07 06/02/2020
RIP: 0010:dc_link_set_backlight_level+0x8a/0xf0 [amdgpu]
Code: 70 03 00 00 31 c0 48 8d 96 c0 01 00 00 48 8b 0a 48 85 c9 74 06 48 3b 59 08 74 20 83 c0 01 48 81 c2 d8 04 00 00 83 f8 06 75 e3 <0f> 0b 45 31 e4 5b 44 89 e0 5d 41 5c 41 5d 41 5e c3 48 98 48 69 c0
RSP: 0018:ffffa40508667e08 EFLAGS: 00010246
RAX: 0000000000000006 RBX: ffff9374fc04b800 RCX: 0000000000000000
RDX: ffff93741d361ed0 RSI: ffff93741d360000 RDI: 0000000000000000
RBP: ffff9374f7a70000 R08: 00000000000000dc R09: 000000000000000a
R10: 000000000000000a R11: f000000000000000 R12: 000000000000dd01
R13: 0000000000000000 R14: 000000000000dd46 R15: ffff9373825a1220
FS:  00007fbfc6b28080(0000) GS:ffff937507b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbfc7e1d860 CR3: 000000005ad30000 CR4: 00000000003506e0
Call Trace:
 amdgpu_dm_backlight_update_status+0xb4/0xc0 [amdgpu]
 backlight_device_set_brightness+0x6e/0x110
 brightness_store+0x3b/0x50
 kernfs_fop_write+0xce/0x1b0
 vfs_write+0xc7/0x210
 ksys_write+0x4f/0xc0
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fbfc7ae5297
Code: 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
RSP: 002b:00007fffc3b68398 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbfc7ae5297
RDX: 0000000000000004 RSI: 00007fffc3b68480 RDI: 0000000000000003
RBP: 00007fffc3b68480 R08: 0000000000000000 R09: 00007fffc3b684c0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004
R13: 0000555d224f76e0 R14: 0000000000000004 R15: 00007fbfc7bb8720

WARNING: CPU: 3 PID: 9554 at drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:2548 dc_link_set_backlight_level+0x8a/0xf0 [amdgpu]
Modules linked in: xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc ccm 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 ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter bnep sunrpc vfat fat squashfs loop nvidia_drm(POE) nvidia_modeset(POE) nvidia_uvm(POE) nvidia(POE) rtw88_8822ce rtw88_8822c rtw88_pci rtw88_core snd_hda_codec_generic snd_hda_codec_hdmi ledtrig_audio uvcvideo snd_hda_intel btusb edac_mce_amd snd_intel_dspcfg mac80211 snd_hda_codec btrtl btbcm videobuf2_vmalloc btintel videobuf2_memops videobuf2_v4l2 kvm_amd snd_hda_core videobuf2_common snd_hwdep kvm bluetooth videodev snd_seq snd_seq_device
 irqbypass cfg80211 ecdh_generic mc snd_pcm rapl ecc asus_nb_wmi asus_wmi wmi_bmof sparse_keymap snd_timer joydev sp5100_tco pcspkr k10temp i2c_piix4 snd rfkill soundcore libarc4 acpi_cpufreq binfmt_misc zram ip_tables amdgpu iommu_v2 gpu_sched i2c_algo_bit ttm drm_kms_helper cec drm ccp hid_multitouch crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel nvme serio_raw r8169 nvme_core wmi video pinctrl_amd i2c_hid fuse
CPU: 3 PID: 9554 Comm: (sd-bright) Tainted: P           OE     5.9.16-200.fc33.x86_64 #1
Hardware name: ASUSTeK COMPUTER INC. VivoBook_ASUSLaptop X570DD_D570DD/X570DD, BIOS X570DD.302 10/24/2019
RIP: 0010:dc_link_set_backlight_level+0x8a/0xf0 [amdgpu]
Code: 70 03 00 00 31 c0 48 8d 96 c0 01 00 00 48 8b 0a 48 85 c9 74 06 48 3b 59 08 74 20 83 c0 01 48 81 c2 d8 04 00 00 83 f8 06 75 e3 <0f> 0b 45 31 e4 5b 44 89 e0 5d 41 5c 41 5d 41 5e c3 48 98 48 69 c0
RSP: 0018:ffffb6a548777e08 EFLAGS: 00010246
RAX: 0000000000000006 RBX: ffff8d78f9b80000 RCX: 0000000000000000
RDX: ffff8d760a3c1ed0 RSI: ffff8d760a3c0000 RDI: 0000000000000000
RBP: ffff8d78ec050000 R08: 0000000000000060 R09: 000000000000000a
R10: 000000000000000a R11: f000000000000000 R12: 0000000000006701
R13: 0000000000000000 R14: 00000000000067e3 R15: ffff8d774b2eefe0
FS:  00007fe6be211080(0000) GS:ffff8d7900ac0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe6bf2a34d0 CR3: 0000000c00748000 CR4: 00000000003506e0
Call Trace:
 amdgpu_dm_backlight_update_status+0xb4/0xc0 [amdgpu]
 backlight_device_set_brightness+0x6e/0x110
 brightness_store+0x3b/0x50
 kernfs_fop_write+0xce/0x1b0
 vfs_write+0xc7/0x210
 ksys_write+0x4f/0xc0
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fe6bf1ce297
Code: 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
RSP: 002b:00007ffdd370fa78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe6bf1ce297
RDX: 0000000000000003 RSI: 00007ffdd370fb60 RDI: 0000000000000003
RBP: 00007ffdd370fb60 R08: 0000000000000000 R09: 00007ffdd370fba0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003
R13: 000055b133c54c90 R14: 0000000000000003 R15: 00007fe6bf2a1720

BUG: kernel NULL pointer dereference, address: 0000000000000020
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 0 P4D 0 
Oops: 0002 [#2] SMP NOPTI
CPU: 6 PID: 92967 Comm: kworker/6:0 Tainted: G      D W  OE     5.9.16-200.fc33.x86_64 #1
Hardware name: Gigabyte Technology Co., Ltd. B450M DS3H/B450M DS3H-CF, BIOS F50 11/27/2019
Workqueue: events drm_sched_job_timedout [gpu_sched]
RIP: 0010:mutex_unlock+0x13/0x30
Code: 74 c1 48 8b 43 10 48 89 e7 48 8b 70 10 e8 55 9a 57 ff eb af 0f 1f 00 0f 1f 44 00 00 65 48 8b 14 25 c0 7b 01 00 31 c9 48 89 d0 <f0> 48 0f b1 0f 48 39 c2 74 05 e9 ee fe ff ff c3 66 66 2e 0f 1f 84
RSP: 0018:ffffa1e9228b7da0 EFLAGS: 00010246
RAX: ffff903ac0f80000 RBX: ffff903ca981c400 RCX: 0000000000000000
RDX: ffff903ac0f80000 RSI: ffffffffb5404406 RDI: 0000000000000020
RBP: 0000000000000000 R08: 000034a2acde6494 R09: 0000000000000044
R10: 0000000000016b27 R11: ffffffffb54043e6 R12: ffff903d7e9c0000
R13: ffff903d7e9c0000 R14: ffffa1e9228b7dd0 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff903d8e980000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000020 CR3: 0000000203184000 CR4: 00000000003506e0
Call Trace:
 amdgpu_device_gpu_recover.cold+0x608/0xf62 [amdgpu]
 ? amdgpu_device_ip_check_soft_reset+0x26/0xa0 [amdgpu]
 amdgpu_job_timedout+0x11c/0x140 [amdgpu]
 drm_sched_job_timedout+0x72/0xf0 [gpu_sched]
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30
Modules linked in: nls_utf8 udf crc_itu_t uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common videodev snd_seq_dummy snd_hrtimer uinput xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc tun 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 ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security rfkill ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) sunrpc squashfs vfat fat xfs loop snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_usb_audio snd_hda_core snd_usbmidi_lib edac_mce_amd snd_hwdep snd_seq snd_rawmidi kvm_amd snd_seq_device
 mc kvm snd_pcm joydev irqbypass rapl pcspkr snd_timer wmi_bmof snd k10temp sp5100_tco i2c_piix4 soundcore gpio_amdpt gpio_generic acpi_cpufreq binfmt_misc zram ip_tables amdgpu iommu_v2 gpu_sched i2c_algo_bit ttm drm_kms_helper cec crct10dif_pclmul crc32_pclmul crc32c_intel drm ghash_clmulni_intel uas usb_storage ccp nvme r8169 nvme_core wmi pinctrl_amd fuse
CR2: 0000000000000020

WARNING: CPU: 1 PID: 4307 at drivers/gpu/drm/amd/amdgpu/../display/dc/core/dc_link.c:2548 dc_link_set_backlight_level+0x8a/0xf0 [amdgpu]
Modules linked in: snd_seq_dummy snd_hrtimer uinput rfcomm xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc ccm 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 ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc vfat fat snd_acp3x_pdm_dma snd_acp3x_rn snd_soc_dmic snd_soc_core snd_hda_codec_realtek snd_compress ac97_bus tps6598x snd_pcm_dmaengine iwlmvm snd_hda_codec_generic snd_hda_codec_hdmi roles snd_hda_intel snd_intel_dspcfg mac80211 snd_hda_codec uvcvideo btusb btrtl snd_hda_core edac_mce_amd videobuf2_vmalloc libarc4 btbcm snd_hwdep videobuf2_memops btintel kvm_amd videobuf2_v4l2 snd_seq
 videobuf2_common snd_seq_device iwlwifi bluetooth kvm snd_pcm videodev irqbypass ecdh_generic snd_rn_pci_acp3x thinkpad_acpi sp5100_tco cfg80211 rapl mc snd_timer ecc ledtrig_audio pcspkr joydev snd_pci_acp3x k10temp i2c_piix4 snd wmi_bmof ucsi_acpi ipmi_devintf typec_ucsi soundcore ipmi_msghandler typec rfkill i2c_scmi acpi_cpufreq i2c_multi_instantiate zram ip_tables amdgpu iommu_v2 gpu_sched i2c_algo_bit ttm drm_kms_helper rtsx_pci_sdmmc mmc_core cec crct10dif_pclmul crc32_pclmul crc32c_intel drm ghash_clmulni_intel serio_raw nvme ccp nvme_core rtsx_pci r8169 wmi video pinctrl_amd fuse
CPU: 1 PID: 4307 Comm: (sd-bright) Not tainted 5.9.16-200.fc33.x86_64 #1
Hardware name: LENOVO 20UDCTO1WW/20UDCTO1WW, BIOS R1BET56W(1.25 ) 09/16/2020
RIP: 0010:dc_link_set_backlight_level+0x8a/0xf0 [amdgpu]
Code: 70 03 00 00 31 c0 48 8d 96 c0 01 00 00 48 8b 0a 48 85 c9 74 06 48 3b 59 08 74 20 83 c0 01 48 81 c2 d8 04 00 00 83 f8 06 75 e3 <0f> 0b 45 31 e4 5b 44 89 e0 5d 41 5c 41 5d 41 5e c3 48 98 48 69 c0
RSP: 0018:ffffafa988157e08 EFLAGS: 00010246
RAX: 0000000000000006 RBX: ffff8fa3205f0800 RCX: 0000000000000000
RDX: ffff8fa225fa1ed0 RSI: ffff8fa225fa0000 RDI: 0000000000000000
RBP: ffff8fa31cab0000 R08: 000000000000004e R09: 000000000000000a
R10: 000000000000000a R11: f000000000000000 R12: 0000000000005001
R13: 0000000000000000 R14: 0000000000005065 R15: ffff8fa32785e560
FS:  00007f8879707080(0000) GS:ffff8fa32f840000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f887a7994d0 CR3: 00000007e78dc000 CR4: 0000000000350ee0
Call Trace:
 amdgpu_dm_backlight_update_status+0xb4/0xc0 [amdgpu]
 backlight_device_set_brightness+0x6e/0x110
 brightness_store+0x3b/0x50
 kernfs_fop_write+0xce/0x1b0
 vfs_write+0xc7/0x210
 ksys_write+0x4f/0xc0
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f887a6c4297
Code: 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
RSP: 002b:00007ffd79692ea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f887a6c4297
RDX: 0000000000000003 RSI: 00007ffd79692f90 RDI: 0000000000000003
RBP: 00007ffd79692f90 R08: 0000000000000000 R09: 00007f887a796a60
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003
R13: 0000565190a976c0 R14: 0000000000000003 R15: 00007f887a797720