CPU0 CPU1 0: 214 24856 IO-APIC-edge timer 1: 0 359 IO-APIC-edge i8042 6: 0 5 IO-APIC-edge floppy 8: 0 0 IO-APIC-edge rtc 9: 0 0 IO-APIC-fasteoi acpi 12: 0 103 IO-APIC-edge i8042 14: 0 128 IO-APIC-edge ide0 16: 0 0 IO-APIC-fasteoi libata 17: 1 2 IO-APIC-fasteoi bttv0 20: 22 6469 IO-APIC-fasteoi libata 21: 11 99989 IO-APIC-fasteoi ehci_hcd:usb2, HDA Intel 22: 0 1 IO-APIC-fasteoi libata, ohci_hcd:usb1 23: 0 0 IO-APIC-fasteoi libata 308: 8 2378 PCI-MSI-edge eth1 309: 0 9 PCI-MSI-edge eth1 310: 0 9 PCI-MSI-edge eth1 311: 4 2401 PCI-MSI-edge eth0 312: 0 0 PCI-MSI-edge eth0 313: 0 1 PCI-MSI-edge eth0 NMI: 74 47 LOC: 25024 24991 ERR: 0 But according to the irq router in pci conf, the ehci and audio share to use irq 20. sata0 and ohci use irq 23 sata1 use irq 22, (MAC1 share it but kernel will use MSI) sata2 use irq 21, (MAC0 share it but kernel will use MSI) the ACPI report wrong GSI for them? Can you disable the acpi and check the interrupt and lspci? YH - To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html