dmesg выдает такие предупреждения:
[ 11.862738] ACPI Warning: SystemIO range 0x0000000000000428-0x000000000000042f conflicts with OpRegion 0x0000000000000400-0x000000000000047f (\PMIO) (20140424/utaddress-258)
[ 11.862743] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 11.862747] ACPI Warning: SystemIO range 0x0000000000000540-0x000000000000054f conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20140424/utaddress-258)
[ 11.862750] ACPI Warning: SystemIO range 0x0000000000000540-0x000000000000054f conflicts with OpRegion 0x0000000000000500-0x000000000000055f (\_SB_.PCI0.PEG0.PEGP.GPIO) (20140424/utaddress-258)
[ 11.862752] ACPI Warning: SystemIO range 0x0000000000000540-0x000000000000054f conflicts with OpRegion 0x0000000000000500-0x000000000000055f (\_SB_.PCI0.LPCB.GPIO) (20140424/utaddress-258)
[ 11.862754] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 11.862755] ACPI Warning: SystemIO range 0x0000000000000530-0x000000000000053f conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20140424/utaddress-258)
[ 11.862758] ACPI Warning: SystemIO range 0x0000000000000530-0x000000000000053f conflicts with OpRegion 0x0000000000000500-0x000000000000055f (\_SB_.PCI0.PEG0.PEGP.GPIO) (20140424/utaddress-258)
[ 11.862760] ACPI Warning: SystemIO range 0x0000000000000530-0x000000000000053f conflicts with OpRegion 0x0000000000000500-0x000000000000055f (\_SB_.PCI0.LPCB.GPIO) (20140424/utaddress-258)
[ 11.862762] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 11.862763] ACPI Warning: SystemIO range 0x0000000000000500-0x000000000000052f conflicts with OpRegion 0x0000000000000500-0x0000000000000563 (\GPIO) (20140424/utaddress-258)
[ 11.862765] ACPI Warning: SystemIO range 0x0000000000000500-0x000000000000052f conflicts with OpRegion 0x0000000000000500-0x000000000000055f (\_SB_.PCI0.PEG0.PEGP.GPIO) (20140424/utaddress-258)
[ 11.862767] ACPI Warning: SystemIO range 0x0000000000000500-0x000000000000052f conflicts with OpRegion 0x0000000000000500-0x000000000000055f (\_SB_.PCI0.LPCB.GPIO) (20140424/utaddress-258)
[ 11.862769] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
[ 11.862770] lpc_ich: Resource conflict(s) found affecting gpio_ich
[ 11.867175] ACPI Warning: SystemIO range 0x0000000000005040-0x000000000000505f conflicts with OpRegion 0x0000000000005040-0x000000000000504f (\_SB_.PCI0.SBUS.SMBI) (20140424/utaddress-258)
[ 11.867182] ACPI: If an ACPI driver is available for this device, you should use it instead of the native driver
Я так, понимаю, загружено два модуля ядра для одного и того же устройства. Но о чём речь, как его найти?