On Thu, 12 Apr 2018, Anil Duggirala wrote: > On Mon, Apr 9, 2018, at 11:55 AM, Anil Duggirala wrote: > > I am getting an error on boot in my dual boot Win 10-Debian 9 system,
> > ACPI Error: Cannot release Mutex [PATM], not acquired (20160831/ > > exmutex-393) > > ACPI Error: Method parse/execution failed [\_SB.PCI0.LPCB.ECDV._Q66] > > (Node ffff9346529f5960), AE_AML_MUTEX_NOT_ACQUIRED (20160831/ > > psparse-543) > > Could someone tell me what this error means, Assuming the kernel is not broken, it means that the firmware writers screwed it up, and are trying to release a lock (mutex) that was not taken. I.e. it is reporting a "BIOS bug". You could try to report to the system vendor, and ask them for a fix. -- Henrique Holschuh