|Article Summary:||How to troubleshoot "LINT1 motherboard interrupt" errors on PowerEdge Servers running VMware vSphere.|
LINT1 motherboard interrupt. This is a hardware problem: please contact your hardware vendor.
/var/log/messagescontains entries similar to one of:
ALERT: APIC: 1143: Lint1 interrupt on pcpu 0 (port x61 contains 0x5)
ALERT: APIC: 1150: Lint1 interrupt on pcpu 0 (port x61 contains 0xb1)
WARNING: NMI: 2550: Forwarding LINT1 motherboard interrupt to host (75188 forwarded so far)
Fatal NMI: IO Parity Error (0xNN)
Fatal NMI: RAM Parity Error (0xNN)
/var/log/messagescontains entries similar to:
kernel: [1831046.301319] Uhhuh. NMI received for unknown reason 11.
kernel: [1831046.323134] Dazed and confused, but trying to continue
WARNING: IOMMUIntel: 2211: IOMMU Unit # 0: R/W = 1, Device 007:00.0 Faulting PA = 0xdf63e000 Fault Reason = 6
/var/log/messageslog files, on the console, or in the VMkernel core dump file if the condition triggers a VMkernel purple diagnostic screen.
Article ID: SLN155921
Last Date Modified: 06/18/2013 12:00 AM