Ok I finally got the time to test it on upstream kernel.
$ uname -a
Linux tignasse 4.15.0-041500rc9-generic #201801212130 SMP Mon Jan 22 02:31:37
UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
# lsb_release -a
LSB Version:
core-9.20160110ubuntu5-amd64:core-9.20160110ubuntu5-noarch:printing-9.20160110ubuntu5-amd64:printing-9.20160110ubuntu5-noarch:security-9.20160110ubuntu5-amd64:security-9.20160110ubuntu5-noarch
Distributor ID: Ubuntu
Description: Ubuntu 17.10
Release: 17.10
Codename: artful
The bug is still there, flooding my syslog very fast
$ tail -f /var/log/syslog
Jan 28 21:15:00 tignasse kernel: [ 115.269198] ACPI Error: Needed type
[Reference], found [Integer] 00000000a4664840 (20170831/exresop-103)
Jan 28 21:15:00 tignasse kernel: [ 115.269227] ACPI Exception:
AE_AML_OPERAND_TYPE, While resolving operands for [Store] (20170831/dswexec-461)
Jan 28 21:15:00 tignasse kernel: [ 115.269254] No Local Variables are
initialized for Method [_Q50]
Jan 28 21:15:00 tignasse kernel: [ 115.269260] No Arguments are initialized
for method [_Q50]
Jan 28 21:15:00 tignasse kernel: [ 115.269269] ACPI Error: Method
parse/execution failed \_SB.PCI0.LPCB.H_EC._Q50, AE_AML_OPERAND_TYPE
(20170831/psparse-550)
** Tags added: kernel-bug-exists-upstream
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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https://bugs.launchpad.net/bugs/1738736
Title:
ACPI error message flooding syslog
Status in linux package in Ubuntu:
Confirmed
Bug description:
This message :
Dec 18 09:20:13 tignasse kernel: [ 85.652805] ACPI Error: Needed type
[Reference], found [Integer] ffff99eae08481f8 (20170531/exresop-103)
Dec 18 09:20:13 tignasse kernel: [ 85.652831] ACPI Exception:
AE_AML_OPERAND_TYPE, While resolving operands for [OpcodeName unavailable]
(20170531/dswexec-461)
Dec 18 09:20:13 tignasse kernel: [ 85.652847] ACPI Error: Method
parse/execution failed \_SB.PCI0.LPCB.H_EC._Q50, AE_AML_OPERAND_TYPE
(20170531/psparse-550)
Is flooding my syslog at a pace of on message every 200 ms !
This is really annoying.
ProblemType: Bug
DistroRelease: Ubuntu 17.10
Package: linux-image-4.13.0-19-generic 4.13.0-19.22
ProcVersionSignature: Ubuntu 4.13.0-19.22-generic 4.13.13
Uname: Linux 4.13.0-19-generic x86_64
ApportVersion: 2.20.7-0ubuntu3.6
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: alex 5166 F.... pulseaudio
/dev/snd/controlC1: alex 5166 F.... pulseaudio
CurrentDesktop: GNOME
Date: Mon Dec 18 09:22:16 2017
HibernationDevice: RESUME=UUID=870c2fd1-8a8f-49bb-9bf4-dbefaa08e583
InstallationDate: Installed on 2015-11-10 (768 days ago)
InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
MachineType: Intel Corporation Skylake Platform
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-19-generic
root=UUID=6814e3c1-8cea-4ecc-964d-535fd18782e9 ro quiet splash
crashkernel=384M-:128M vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-4.13.0-19-generic N/A
linux-backports-modules-4.13.0-19-generic N/A
linux-firmware 1.169.1
SourcePackage: linux
UpgradeStatus: Upgraded to artful on 2017-11-23 (24 days ago)
dmi.bios.date: 11/06/2015
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 5.11
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: WhiteTip Mountain1 Fab2
dmi.board.vendor: Topstar
dmi.board.version: RVP7
dmi.chassis.asset.tag: Default string
dmi.chassis.type: 9
dmi.chassis.vendor: Default string
dmi.chassis.version: Default string
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvr5.11:bd11/06/2015:svnIntelCorporation:pnSkylakePlatform:pvr0.1:rvnTopstar:rnWhiteTipMountain1Fab2:rvrRVP7:cvnDefaultstring:ct9:cvrDefaultstring:
dmi.product.family: Skylake System
dmi.product.name: Skylake Platform
dmi.product.version: 0.1
dmi.sys.vendor: Intel Corporation
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