https://bugzilla.kernel.org/show_bug.cgi?id=216677
Bug ID: 216677
Summary: ACPI BIOS Error (Bug) after Bios Upgrade - Failure
creating named object
Product: ACPI
Version: 2.5
Kernel Version: 6.0.7-arch1-1
Hardware: All
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: BIOS
Assignee: [email protected]
Reporter: [email protected]
Regression: No
Hi Kernel Team,
i get following errors on boot:
```
[ 0.336065] ACPI BIOS Error (Bug): Failure creating named object
[\_SB.WMI6], AE_ALREADY_EXISTS (20220331/dswload2-326)
[ 0.336081] ACPI Error: AE_ALREADY_EXISTS, During name lookup/catalog
(20220331/psobject-220)
```
* systemd log:
```
Nov 10 08:31:11 poseidon kernel: ACPI BIOS Error (bug): Failure creating named
object [\_SB.WMI6], AE_ALREADY_EXISTS (20220331/dswload2-326)
Nov 10 08:31:11 poseidon kernel: fbcon: Taking over console
Nov 10 08:31:11 poseidon kernel: ACPI Error: AE_ALREADY_EXISTS, During name
lookup/catalog (20220331/psobject-220)
Nov 10 08:31:11 poseidon kernel: ACPI: Skipping parse of AML opcode: Device
(0x5B82)
Nov 10 08:31:11 poseidon kernel: ACPI: 14 ACPI AML tables successfully acquired
and loaded
```
$ lscpu
Architektur: x86_64
CPU Operationsmodus: 32-bit, 64-bit
Adressgrößen: 48 bits physical, 48 bits virtual
Byte-Reihenfolge: Little Endian
CPU(s): 16
Liste der Online-CPU(s): 0-15
Anbieterkennung: AuthenticAMD
Modellname: AMD Ryzen 7 PRO 5850U with Radeon Graphics
Prozessorfamilie: 25
Modell: 80
Thread(s) pro Kern: 2
Kern(e) pro Sockel: 8
Sockel: 1
Stepping: 0
Übertaktung: aktiviert
Skalierung der CPU(s): 77%
Maximale Taktfrequenz der CPU: 4505,0781
Minimale Taktfrequenz der CPU: 1600,0000
BogoMIPS: 3794,64
Markierungen: fpu vme de pse tsc msr pae mce cx8 apic sep
mtrr pge mca cmov pat pse
36 clflush mmx fxsr sse sse2 ht syscall nx
mmxext fxsr_opt pdpe1gb rd
tscp lm constant_tsc rep_good nopl
nonstop_tsc cpuid extd_apicid aper
fmperf rapl pni pclmulqdq monitor ssse3 fma
cx16 sse4_1 sse4_2 movbe
popcnt aes xsave avx f16c rdrand lahf_lm
cmp_legacy svm extapic cr8_l
egacy abm sse4a misalignsse 3dnowprefetch
osvw ibs skinit wdt tce top
oext perfctr_core perfctr_nb bpext
perfctr_llc mwaitx cpb cat_l3 cdp_
l3 hw_pstate ssbd mba ibrs ibpb stibp
vmmcall fsgsbase bmi1 avx2 smep
bmi2 erms invpcid cqm rdt_a rdseed adx smap
clflushopt clwb sha_ni x
saveopt xsavec xgetbv1 xsaves cqm_llc
cqm_occup_llc cqm_mbm_total cqm
_mbm_local clzero irperf xsaveerptr rdpru
wbnoinvd cppc arat npt lbrv
svm_lock nrip_save tsc_scale vmcb_clean
flushbyasid decodeassists pa
usefilter pfthreshold avic v_vmsave_vmload
vgif v_spec_ctrl umip pku
ospke vaes vpclmulqdq rdpid overflow_recov
succor smca fsrm
Virtualisierungsfunktionen:
Virtualisierung: AMD-V
Caches (Gesamtsumme):
L1d: 256 KiB (8 Instanzen)
L1i: 256 KiB (8 Instanzen)
L2: 4 MiB (8 Instanzen)
L3: 16 MiB (1 Instanz)
NUMA:
NUMA-Knoten: 1
NUMA-Knoten0 CPU(s): 0-15
Schwachstellen:
Itlb multihit: Not affected
L1tf: Not affected
Mds: Not affected
Meltdown: Not affected
Mmio stale data: Not affected
Retbleed: Not affected
Spec store bypass: Mitigation; Speculative Store Bypass
disabled via prctl
Spectre v1: Mitigation; usercopy/swapgs barriers and
__user pointer sanitization
Spectre v2: Mitigation; Retpolines, IBPB conditional,
IBRS_FW, STIBP always-on, R
SB filling, PBRSB-eIBRS Not affected
Srbds: Not affected
[ +0,000000] BIOS-provided physical RAM map:
[ +0,000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009efff] usable
[ +0,000000] BIOS-e820: [mem 0x000000000009f000-0x000000000009ffff] reserved
[ +0,000000] BIOS-e820: [mem 0x00000000000e0000-0x00000000000fffff] reserved
[ +0,000000] BIOS-e820: [mem 0x0000000000100000-0x0000000009bfffff] usable
[ +0,000000] BIOS-e820: [mem 0x0000000009c00000-0x0000000009da0fff] reserved
[ +0,000000] BIOS-e820: [mem 0x0000000009da1000-0x0000000009efffff] usable
[ +0,000000] BIOS-e820: [mem 0x0000000009f00000-0x0000000009f0efff] ACPI NVS
[ +0,000000] BIOS-e820: [mem 0x0000000009f0f000-0x00000000c4b7dfff] usable
[ +0,000000] BIOS-e820: [mem 0x00000000c4b7e000-0x00000000cad7dfff] reserved
[ +0,000000] BIOS-e820: [mem 0x00000000cad7e000-0x00000000cbd7dfff] ACPI NVS
[ +0,000000] BIOS-e820: [mem 0x00000000cbd7e000-0x00000000cbdfdfff] ACPI data
[ +0,000000] BIOS-e820: [mem 0x00000000cbdfe000-0x00000000cdffffff] usable
[ +0,000000] BIOS-e820: [mem 0x00000000ce000000-0x00000000cfffffff] reserved
[ +0,000000] BIOS-e820: [mem 0x00000000f8000000-0x00000000fbffffff] reserved
[ +0,000000] BIOS-e820: [mem 0x00000000fdc00000-0x00000000fdcfffff] reserved
[ +0,000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fed80fff] reserved
[ +0,000000] BIOS-e820: [mem 0x0000000100000000-0x0000000b2e2fffff] usable
[ +0,000000] BIOS-e820: [mem 0x0000000b2e300000-0x0000000c2fffffff] reserved
[ +0,000000] reserve setup_data: [mem 0x0000000009f00000-0x0000000009f0efff]
ACPI NVS
[ +0,000000] reserve setup_data: [mem 0x00000000cad7e000-0x00000000cbd7dfff]
ACPI NVS
[ +0,000000] reserve setup_data: [mem 0x00000000cbd7e000-0x00000000cbdfdfff]
ACPI data
[ +0,000000] efi: ACPI=0xcbdfd000 ACPI 2.0=0xcbdfd014 SMBIOS=0xc7c65000 SMBIOS
3.0=0xc7c58000 TPMFinalLog=0xcbc1d000 MEMATTR=0xc0f2a018 ESRT=0xc191b318
RNG=0xc7d7cf98 TPMEventLog=0x99b5b018
[ +0,000000] SMBIOS 3.3.0 present.
[ +0,000000] DMI: LENOVO 21A0CTO1WW/21A0CTO1WW, BIOS R1MET51W (1.21 )
09/15/2022
[ +0,000004] ACPI: Early table checksum verification disabled
[ +0,000003] ACPI: RSDP 0x00000000CBDFD014 000024 (v02 LENOVO)
[ +0,000003] ACPI: XSDT 0x00000000CBDFB188 00010C (v01 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000004] ACPI: FACP 0x00000000C5993000 000114 (v06 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000003] ACPI: DSDT 0x00000000C597B000 012ACE (v01 LENOVO TP-R1M
00001150 INTL 20180313)
[ +0,000002] ACPI: FACS 0x00000000CBC18000 000040
[ +0,000002] ACPI: SSDT 0x00000000C7C9C000 0000A2 (v01 LENOVO PID0Ssdt
00000001 INTL 20180313)
[ +0,000001] ACPI: SSDT 0x00000000C7C9A000 001189 (v01 LENOVO UsbCTabl
00000001 INTL 20180313)
[ +0,000002] ACPI: SSDT 0x00000000C7C8C000 0072B0 (v02 LENOVO TP-R1M
00000002 MSFT 04000000)
[ +0,000002] ACPI: IVRS 0x00000000C7C6A000 0001A4 (v02 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000001] ACPI: SSDT 0x00000000C7C38000 000A42 (v01 LENOVO WmiTable
00000001 INTL 20180313)
[ +0,000002] ACPI: SSDT 0x00000000C7BB3000 000632 (v02 LENOVO Tpm2Tabl
00001000 INTL 20180313)
[ +0,000001] ACPI: TPM2 0x00000000C7BB2000 000034 (v03 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000002] ACPI: POAT 0x00000000C7BAF000 000055 (v03 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000001] ACPI: BATB 0x00000000C7B9A000 00004A (v02 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000002] ACPI: HPET 0x00000000C5992000 000038 (v01 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000002] ACPI: APIC 0x00000000C5991000 000138 (v02 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000001] ACPI: MCFG 0x00000000C5990000 00003C (v01 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000002] ACPI: SBST 0x00000000C598F000 000030 (v01 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000001] ACPI: WSMT 0x00000000C598E000 000028 (v01 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000002] ACPI: VFCT 0x00000000C596D000 00D884 (v01 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000001] ACPI: SSDT 0x00000000C5967000 005354 (v02 LENOVO TP-R1M
00000001 AMD 00000001)
[ +0,000002] ACPI: CRAT 0x00000000C5966000 000F10 (v01 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000001] ACPI: CDIT 0x00000000C5965000 000029 (v01 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000002] ACPI: FPDT 0x00000000C7B9B000 000034 (v01 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000002] ACPI: SSDT 0x00000000C5964000 000149 (v01 LENOVO TP-R1M
00000001 INTL 20180313)
[ +0,000001] ACPI: SSDT 0x00000000C5963000 000AB7 (v01 LENOVO TP-R1M
00000001 INTL 20180313)
[ +0,000002] ACPI: SSDT 0x00000000C5961000 0015A8 (v01 LENOVO TP-R1M
00000001 INTL 20180313)
[ +0,000001] ACPI: SSDT 0x00000000C595D000 003B0E (v01 LENOVO TP-R1M
00000001 INTL 20180313)
[ +0,000002] ACPI: BGRT 0x00000000C595C000 000038 (v01 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000001] ACPI: UEFI 0x00000000CBC17000 0000DA (v01 LENOVO TP-R1M
00001150 PTEC 00000002)
[ +0,000002] ACPI: SSDT 0x00000000C595B000 000052 (v01 LENOVO DRTM
00000001 INTL 20180313)
[ +0,000002] ACPI: SSDT 0x00000000C7C98000 000090 (v01 LENOVO TP-R1M
00000001 INTL 20180313)
[ +0,000001] ACPI: SSDT 0x00000000C7C97000 00096A (v01 LENOVO TP-R1M
00000001 INTL 20180313)
[ +0,000002] ACPI: Reserving FACP table memory at [mem 0xc5993000-0xc5993113]
[ +0,000001] ACPI: Reserving DSDT table memory at [mem 0xc597b000-0xc598dacd]
[ +0,000000] ACPI: Reserving FACS table memory at [mem 0xcbc18000-0xcbc1803f]
[ +0,000001] ACPI: Reserving SSDT table memory at [mem 0xc7c9c000-0xc7c9c0a1]
[ +0,000000] ACPI: Reserving SSDT table memory at [mem 0xc7c9a000-0xc7c9b188]
[ +0,000001] ACPI: Reserving SSDT table memory at [mem 0xc7c8c000-0xc7c932af]
[ +0,000000] ACPI: Reserving IVRS table memory at [mem 0xc7c6a000-0xc7c6a1a3]
[ +0,000000] ACPI: Reserving SSDT table memory at [mem 0xc7c38000-0xc7c38a41]
[ +0,000001] ACPI: Reserving SSDT table memory at [mem 0xc7bb3000-0xc7bb3631]
[ +0,000000] ACPI: Reserving TPM2 table memory at [mem 0xc7bb2000-0xc7bb2033]
[ +0,000001] ACPI: Reserving POAT table memory at [mem 0xc7baf000-0xc7baf054]
[ +0,000000] ACPI: Reserving BATB table memory at [mem 0xc7b9a000-0xc7b9a049]
[ +0,000001] ACPI: Reserving HPET table memory at [mem 0xc5992000-0xc5992037]
[ +0,000000] ACPI: Reserving APIC table memory at [mem 0xc5991000-0xc5991137]
[ +0,000001] ACPI: Reserving MCFG table memory at [mem 0xc5990000-0xc599003b]
[ +0,000000] ACPI: Reserving SBST table memory at [mem 0xc598f000-0xc598f02f]
[ +0,000001] ACPI: Reserving WSMT table memory at [mem 0xc598e000-0xc598e027]
[ +0,000000] ACPI: Reserving VFCT table memory at [mem 0xc596d000-0xc597a883]
[ +0,000001] ACPI: Reserving SSDT table memory at [mem 0xc5967000-0xc596c353]
[ +0,000000] ACPI: Reserving CRAT table memory at [mem 0xc5966000-0xc5966f0f]
[ +0,000001] ACPI: Reserving CDIT table memory at [mem 0xc5965000-0xc5965028]
[ +0,000000] ACPI: Reserving FPDT table memory at [mem 0xc7b9b000-0xc7b9b033]
[ +0,000001] ACPI: Reserving SSDT table memory at [mem 0xc5964000-0xc5964148]
[ +0,000000] ACPI: Reserving SSDT table memory at [mem 0xc5963000-0xc5963ab6]
[ +0,000001] ACPI: Reserving SSDT table memory at [mem 0xc5961000-0xc59625a7]
[ +0,000000] ACPI: Reserving SSDT table memory at [mem 0xc595d000-0xc5960b0d]
[ +0,000001] ACPI: Reserving BGRT table memory at [mem 0xc595c000-0xc595c037]
[ +0,000000] ACPI: Reserving UEFI table memory at [mem 0xcbc17000-0xcbc170d9]
[ +0,000001] ACPI: Reserving SSDT table memory at [mem 0xc595b000-0xc595b051]
[ +0,000000] ACPI: Reserving SSDT table memory at [mem 0xc7c98000-0xc7c9808f]
[ +0,000001] ACPI: Reserving SSDT table memory at [mem 0xc7c97000-0xc7c97969]
[ +0,000671] ACPI: PM-Timer IO Port: 0x408
[ +0,000006] ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1])
[ +0,000002] ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1])
[ +0,000000] ACPI: LAPIC_NMI (acpi_id[0x02] high edge lint[0x1])
[ +0,000000] ACPI: LAPIC_NMI (acpi_id[0x03] high edge lint[0x1])
[ +0,000001] ACPI: LAPIC_NMI (acpi_id[0x04] high edge lint[0x1])
[ +0,000000] ACPI: LAPIC_NMI (acpi_id[0x05] high edge lint[0x1])
[ +0,000001] ACPI: LAPIC_NMI (acpi_id[0x06] high edge lint[0x1])
[ +0,000000] ACPI: LAPIC_NMI (acpi_id[0x07] high edge lint[0x1])
[ +0,000000] ACPI: LAPIC_NMI (acpi_id[0x08] high edge lint[0x1])
[ +0,000001] ACPI: LAPIC_NMI (acpi_id[0x09] high edge lint[0x1])
[ +0,000000] ACPI: LAPIC_NMI (acpi_id[0x0a] high edge lint[0x1])
[ +0,000001] ACPI: LAPIC_NMI (acpi_id[0x0b] high edge lint[0x1])
[ +0,000000] ACPI: LAPIC_NMI (acpi_id[0x0c] high edge lint[0x1])
[ +0,000000] ACPI: LAPIC_NMI (acpi_id[0x0d] high edge lint[0x1])
[ +0,000001] ACPI: LAPIC_NMI (acpi_id[0x0e] high edge lint[0x1])
[ +0,000000] ACPI: LAPIC_NMI (acpi_id[0x0f] high edge lint[0x1])
[ +0,000001] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[ +0,000002] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)
[ +0,000002] ACPI: Using ACPI (MADT) for SMP configuration information
[ +0,000001] ACPI: HPET id: 0x43538210 base: 0xfed00000
[ +0,000013] ACPI: Core revision 20220331
[ +0,003068] ACPI: PM: Registering ACPI NVS region [mem 0x09f00000-0x09f0efff]
(61440 bytes)
[ +0,000000] ACPI: PM: Registering ACPI NVS region [mem 0xcad7e000-0xcbd7dfff]
(16777216 bytes)
[ +0,000000] ACPI FADT declares the system doesn't support PCIe ASPM, so
disable it
[ +0,000000] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
[ +0,000000] ACPI: Added _OSI(Module Device)
[ +0,000000] ACPI: Added _OSI(Processor Device)
[ +0,000000] ACPI: Added _OSI(3.0 _SCP Extensions)
[ +0,000000] ACPI: Added _OSI(Processor Aggregator Device)
[ +0,000000] ACPI: Added _OSI(Linux-Dell-Video)
[ +0,000000] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
[ +0,000000] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
[ +0,011973] ACPI BIOS Error (bug): Failure creating named object [\_SB.WMI6],
AE_ALREADY_EXISTS (20220331/dswload2-326)
[ +0,000010] ACPI Error: AE_ALREADY_EXISTS, During name lookup/catalog
(20220331/psobject-220)
[ +0,000003] ACPI: Skipping parse of AML opcode: Device (0x5B82)
[ +0,003119] ACPI: 14 ACPI AML tables successfully acquired and loaded
[ +0,001055] ACPI: [Firmware Bug]: BIOS _OSI(Linux) query ignored
[ +0,014267] ACPI: EC: EC started
[ +0,000000] ACPI: EC: interrupt blocked
[ +0,000000] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
[ +0,000000] ACPI: \_SB_.PCI0.LPC0.EC0_: Boot DSDT EC used to handle
transactions
[ +0,000000] ACPI: Interpreter enabled
[ +0,000000] ACPI: PM: (supports S0 S3 S4 S5)
[ +0,000000] ACPI: Using IOAPIC for interrupt routing
[ +0,000000] PCI: Using host bridge windows from ACPI; if necessary, use
"pci=nocrs" and report a bug
[ +0,000015] ACPI: Enabled 2 GPEs in block 00 to 1F
[ +0,000833] ACPI: PM: Power Resource [P0U1]
[ +0,000016] ACPI: PM: Power Resource [P3U1]
[ +0,000172] ACPI: PM: Power Resource [WRST]
[ +0,000084] ACPI: PM: Power Resource [P0NV]
[ +0,003825] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[ +0,000000] acpi PNP0A08:00: FADT indicates ASPM is unsupported, using BIOS
configuration
[ +0,000161] ACPI: PCI: Interrupt link LNKA configured for IRQ 0
[ +0,000049] ACPI: PCI: Interrupt link LNKB configured for IRQ 0
[ +0,000032] ACPI: PCI: Interrupt link LNKC configured for IRQ 0
[ +0,000046] ACPI: PCI: Interrupt link LNKD configured for IRQ 0
[ +0,000041] ACPI: PCI: Interrupt link LNKE configured for IRQ 0
[ +0,000029] ACPI: PCI: Interrupt link LNKF configured for IRQ 0
[ +0,000030] ACPI: PCI: Interrupt link LNKG configured for IRQ 0
[ +0,000029] ACPI: PCI: Interrupt link LNKH configured for IRQ 0
[ +0,000670] ACPI: EC: interrupt unblocked
[ +0,000002] ACPI: EC: event unblocked
[ +0,000005] ACPI: EC: EC_CMD/EC_SC=0x66, EC_DATA=0x62
[ +0,000000] ACPI: EC: GPE=0x3
[ +0,000001] ACPI: \_SB_.PCI0.LPC0.EC0_: Boot DSDT EC initialization complete
[ +0,000001] ACPI: \_SB_.PCI0.LPC0.EC0_: EC: Used to handle transactions and
events
[ +0,000000] ACPI: bus type USB registered
[ +0,000000] PCI: Using ACPI for IRQ routing
[ +0,000038] pnp: PnP ACPI init
[ +0,000256] pnp: PnP ACPI: found 6 devices
[ +0,002165] ACPI: AC: AC Adapter [AC] (on-line)
[ +0,000009] ACPI: button: Power Button [PWRB]
[ +0,000044] ACPI: button: Lid Switch [LID]
[ +0,000012] ACPI: button: Sleep Button [SLPB]
[ +0,000010] ACPI: button: Power Button [PWRF]
[ +0,000004] ACPI: \_SB_.PLTF.C000: Found 3 idle states
[ +0,000066] ACPI: \_SB_.PLTF.C001: Found 3 idle states
[ +0,000073] ACPI: \_SB_.PLTF.C002: Found 3 idle states
[ +0,000064] ACPI: \_SB_.PLTF.C003: Found 3 idle states
[ +0,000049] ACPI: \_SB_.PLTF.C004: Found 3 idle states
[ +0,000069] ACPI: \_SB_.PLTF.C005: Found 3 idle states
[ +0,000067] ACPI: \_SB_.PLTF.C006: Found 3 idle states
[ +0,000063] ACPI: \_SB_.PLTF.C007: Found 3 idle states
[ +0,000091] ACPI: \_SB_.PLTF.C008: Found 3 idle states
[ +0,000086] ACPI: \_SB_.PLTF.C009: Found 3 idle states
[ +0,000047] ACPI: \_SB_.PLTF.C00A: Found 3 idle states
[ +0,000067] ACPI: \_SB_.PLTF.C00B: Found 3 idle states
[ +0,000097] ACPI: \_SB_.PLTF.C00C: Found 3 idle states
[ +0,000063] ACPI: \_SB_.PLTF.C00D: Found 3 idle states
[ +0,000053] ACPI: \_SB_.PLTF.C00E: Found 3 idle states
[ +0,000074] ACPI: \_SB_.PLTF.C00F: Found 3 idle states
[ +0,000001] ACPI: thermal: Thermal Zone [TZ01] (59 C)
[ +0,000411] ACPI: battery: Slot [BAT0] (battery present)
[ +0,000022] ACPI: bus type drm_connector registered
[ +0,104833] ACPI: video: Video Device [VGA] (multi-head: yes rom: no post:
no)
[ +0,000146] ccp 0000:08:00.2: ccp: unable to access the device: you might be
running a broken BIOS.
[ +0,009077] thinkpad_acpi: ThinkPad ACPI Extras v0.26
[ +0,000000] thinkpad_acpi: ThinkPad BIOS R1MET51W (1.21 ), EC R1MHT51W
[ +0,000251] thinkpad_acpi: This ThinkPad has standard ACPI backlight
brightness control, supported by the ACPI video driver
[ +0,006293] thinkpad_acpi: Standard ACPI backlight interface available, not
loading native one
[ +0,000009] ACPI: battery: new extension: ThinkPad Battery Extension
[ +0,003491] amdgpu: Ignoring ACPI CRAT on non-APU system
[ +0,000012] amdgpu 0000:08:00.0: amdgpu: Fetched VBIOS from VFCT
[ +0,000001] amdgpu: ATOM BIOS: 113-CEZANNE-020
a
see also: https://bugzilla.kernel.org/show_bug.cgi?id=216390
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