(In reply to Radek Podgorny from comment #5)
> also, i forgot to mention i use this kernel cmdline:
> 
> Command line: initrd=\intel-ucode.img initrd=\initramfs-linux.img
> root=/dev/disk/by-label/PUPIK_ROOT rw ___acpi_osi=

It looks your ssdt6 contains same information as dsdt.

 193531\dsdt.dsl (18 hits)
	Line 41101:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41133:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41165:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41197:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41229:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41261:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41293:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41325:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41357:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41389:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41421:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41453:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41485:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41517:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41549:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41581:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41613:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 41645:         Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
  193531\ssdt6.dsl (20 hits)
	Line 81:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 94:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 107:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 120:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 133:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 146:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 159:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 172:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 185:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 198:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 211:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 224:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 237:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 250:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 263:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 276:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 289:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 302:         Method (_UPC, 0, NotSerialized)  // _UPC: USB Port Capabilities
	Line 409:             Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities
	Line 432:             Method (_UPC, 0, Serialized)  // _UPC: USB Port Capabilities

So the error was reported when SSDT6 was loaded.

Looks like a firmware issue to me if you didn't customize your DSDT by combining original one with SSDTs.

Thanks
Lv