FYI, we noticed the changes on commit 40e7fcb19293cbdff02c74cb0668413480f82ea1 ("ACPI: Add _DEP support to fix battery issue on Asus T100TA") The dmesg is as follow and attached. [ 1.332908] ACPI: Power Resource [PG00] (on) [ 1.341096] ACPI: Power Resource [PG01] (on) [ 1.349277] ACPI: Power Resource [PG02] (on) [ 1.357600] ACPI: [Package] has zero elements (ffff880136a63ac0) [ 1.364422] acpi LNXVIDEO:00: Failed to evaluate _DEP. [ 1.379349] ACPI: [Package] has zero elements (ffff880136ac9080) [ 1.386171] acpi device:2e: Failed to evaluate _DEP. [ 1.393244] ACPI: [Package] has zero elements (ffff880136ac9140) [ 1.400067] acpi INT3432:00: Failed to evaluate _DEP. [ 1.408336] ACPI: [Package] has zero elements (ffff880136ac9700) [ 1.415144] acpi INT3433:00: Failed to evaluate _DEP. [ 1.425509] ACPI: [Package] has zero elements (ffff880136b47380) [ 1.432333] acpi INT3434:00: Failed to evaluate _DEP. [ 1.438566] ACPI: [Package] has zero elements (ffff880136b47500) [ 1.445390] acpi INT3435:00: Failed to evaluate _DEP. [ 1.451701] ACPI: [Package] has zero elements (ffff880136b47600) [ 1.458526] acpi INT3436:00: Failed to evaluate _DEP. [ 1.464734] ACPI: [Package] has zero elements (ffff880136b47700) [ 1.471558] acpi INT3438:00: Failed to evaluate _DEP. [ 1.477734] ACPI: [Package] has zero elements (ffff880136b47700) [ 1.484556] acpi device:4b: Failed to evaluate _DEP. [ 1.490566] ACPI: [Package] has zero elements (ffff880136b47700) [ 1.497388] acpi device:4d: Failed to evaluate _DEP. [ 1.503402] ACPI: [Package] has zero elements (ffff880136b47700) [ 1.510226] acpi device:4f: Failed to evaluate _DEP. [ 1.516237] ACPI: [Package] has zero elements (ffff880136b47700) [ 1.523045] acpi device:51: Failed to evaluate _DEP. [ 1.529055] ACPI: [Package] has zero elements (ffff880136b47700) [ 1.535878] acpi device:53: Failed to evaluate _DEP. [ 1.541898] ACPI: [Package] has zero elements (ffff880136b47700) [ 1.548719] acpi device:55: Failed to evaluate _DEP. [ 1.554724] ACPI: [Package] has zero elements (ffff880136b47700) [ 1.561546] acpi device:57: Failed to evaluate _DEP. [ 1.567545] ACPI: [Package] has zero elements (ffff880136b47700) [ 1.574368] acpi device:59: Failed to evaluate _DEP. [ 1.580116] ACPI: [Package] has zero elements (ffff880136b47700) [ 1.586939] acpi device:5a: Failed to evaluate _DEP. [ 1.593108] acpi ABCD0000:00: ACPI dock station (docks/bays count: 1) [ 1.601756] ACPI: Power Resource [FN00] (off) [ 1.606790] ACPI: Power Resource [FN01] (on) To reproduce: apt-get install ruby ruby-oj git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git cd lkp-tests bin/setup-local job.yaml # the job file attached in this email bin/run-local job.yaml Disclaimer: Results have been estimated based on internal Intel analysis and are provided for informational purposes only. Any difference in system hardware or software design or configuration may affect actual performance. Thanks, Fengguang