What to do with warnings like these?

[Alexander Volovics]

$ dmesg |grep -i -e warning
[    7.211363] ACPI Warning: 0x000000000000efa0-0x000000000000efbf
SystemIO conflicts with Region \_SB_.PCI0.SBUS.SMBI 1
(20120711/utaddress-251)
[    7.212758] ACPI Warning: 0x0000000000000428-0x000000000000042f
SystemIO conflicts with Region \PMIO 1 (20120711/utaddress-251)
[    7.212768] ACPI Warning: 0x0000000000000500-0x000000000000053f
SystemIO conflicts with Region \GPIO 1 (20120711/utaddress-251)

AV