The DSM failures, klog: HIGH Kernel message: [ 9.454424] ACPI Warning: \_SB_.PCI0.GFX0._DSM: Argument #4 type mismatch - Found [Integer], ACPI requires [Package] (20131115/nsarguments-95) klog: HIGH Kernel message: [ 9.454476] ACPI Warning: \_SB_.PCI0.GFX0._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95) klog: HIGH Kernel message: [ 9.454508] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Integer], ACPI requires [Package] (20131115/nsarguments-95) klog: HIGH Kernel message: [ 9.454571] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20131115/nsarguments-95)
Seems to the mismatch Argument#4 that the graphic driver invokes the ACPI _DSM method, >From the ACPI spec, the arg3 type should be Package, but graphic driver >calling _DSM method with Integer and Buffer, So kernel complain about the mismatch the type of arg3. This is not the Bios issue, it should be the bug from the graphic driver doesn't follow the spec. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1362532 Title: [Dell Inspiron 3421] HIGH / CRITICAL failures found in fwts test on 12.04.5 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-lts-trusty/+bug/1362532/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
