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Date: Sat, 28 Jul 2018 09:59:27 -0700 From: Randy Dunlap <rdunlap@...radead.org> To: "rwarsow@....de" <rwarsow@....de>, linux-kernel@...r.kernel.org Subject: Re: Linux 4.17.11 On 07/28/2018 09:50 AM, rwarsow@....de wrote: > Hallo > > I see this since 4.17.11: > > > [ 0.282161] ACPI Error: Result stack is empty! State= (ptrval) (20180313/dswstate-65) > [ 0.282269] ACPI Error: AE_AML_NO_RETURN_VALUE, Missing or null operand (20180313/dsutils-612) > [ 0.282375] ACPI Error: AE_AML_NO_RETURN_VALUE, While creating Arg 0 (20180313/dsutils-727) > [ 0.282657] ACPI Error: Result stack is empty! State= (ptrval) (20180313/dswstate-65) > [ 0.282762] ACPI Error: AE_AML_NO_RETURN_VALUE, Missing or null operand (20180313/dsutils-612) > [ 0.282868] ACPI Error: AE_AML_NO_RETURN_VALUE, While creating Arg 0 (20180313/dsutils-727) > [ 0.282973] ACPI Error: Result stack is empty! State= (ptrval) (20180313/dswstate-65) > [ 0.284001] ACPI Error: AE_AML_NO_RETURN_VALUE, Missing or null operand (20180313/dsutils-612) > [ 0.284106] ACPI Error: AE_AML_NO_RETURN_VALUE, While creating Arg 0 (20180313/dsutils-727) > [ 0.284254] ACPI Error: Result stack is empty! State= (ptrval) (20180313/dswstate-65) > [ 0.284359] ACPI Error: AE_AML_NO_RETURN_VALUE, Missing or null operand (20180313/dsutils-612) > [ 0.284464] ACPI Error: AE_AML_NO_RETURN_VALUE, While creating Arg 0 (20180313/dsutils-727) > [ 0.285235] ACPI Error: Result stack is empty! State= (ptrval) (20180313/dswstate-65) > [ 0.285473] ACPI Error: AE_AML_NO_RETURN_VALUE, Missing or null operand (20180313/dsutils-612) > [ 0.285709] ACPI Error: AE_AML_NO_RETURN_VALUE, While creating Arg 0 (20180313/dsutils-727) > [ 0.286190] ACPI Error: Result stack is empty! State= (ptrval) (20180313/dswstate-65) > [ 0.286425] ACPI Error: AE_AML_NO_RETURN_VALUE, Missing or null operand (20180313/dsutils-612) > [ 0.286661] ACPI Error: AE_AML_NO_RETURN_VALUE, While creating Arg 0 (20180313/dsutils-727) > [ 0.286897] ACPI Error: Result stack is empty! State= (ptrval) (20180313/dswstate-65) > [ 0.287000] ACPI Error: AE_AML_NO_RETURN_VALUE, Missing or null operand (20180313/dsutils-612) > [ 0.287237] ACPI Error: AE_AML_NO_RETURN_VALUE, While creating Arg 0 (20180313/dsutils-727) > [ 0.287988] ACPI Error: Result stack is empty! State= (ptrval) (20180313/dswstate-65) > [ 0.288001] ACPI Error: AE_AML_NO_RETURN_VALUE, Missing or null operand (20180313/dsutils-612) > [ 0.288237] ACPI Error: AE_AML_NO_RETURN_VALUE, While creating Arg 0 (20180313/dsutils-727) > [ 0.288482] ACPI Error: Unimplemented data type: 0x0 (20180313/dsobject-549) > [ 0.299831] ACPI Error: Result stack is empty! State= (ptrval) (20180313/dswstate-65) > [ 0.300001] ACPI Error: AE_AML_NO_RETURN_VALUE, Missing or null operand (20180313/dsutils-612) > [ 0.300236] ACPI Error: AE_AML_NO_RETURN_VALUE, While creating Arg 0 (20180313/dsutils-727) > [ 0.300513] ACPI Error: Result stack is empty! State= (ptrval) (20180313/dswstate-65) > [ 0.300749] ACPI Error: AE_AML_NO_RETURN_VALUE, Missing or null operand (20180313/dsutils-612) > [ 0.300984] ACPI Error: AE_AML_NO_RETURN_VALUE, While creating Arg 0 (20180313/dsutils-727) > > > > do I need to worry about - box runs as usual - ? > > Looks like the same problem that Linus reported. A patch has already been posted for it here: https://lore.kernel.org/lkml/CF6A88132359CE47947DB4C6E1709ED53BB4FB62@ORSMSX110.amr.corp.intel.com/ It seems to just be noise. -- ~Randy
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