Are these messages coming directly from the switch? Or a box connected to the switch? Did this error come up after performing the firmware update? Or was the firmware update an attempt to resolve this message? Is the switch otherwise operational?
Hi,  We're seeing these errors on the console: Message from syslogd[NAME] at May 14 11:22:23 ...kernel:[1083817.043562] do_IRQ: 0.175 No irq handler for vector (irq -1)console>Message from syslogd[NAME] at May 14 11:36:01 ...kernel:[1084635.546811] do_IRQ: 6.165 No irq handler for vector (irq -1)console>Message from syslogd[NAME] at May 14 12:53:40 ...kernel:[1089298.047719] do_IRQ: 6.183 No irq handler for vector (irq -1)console>Message from syslogd[NAME] at May 14 12:59:21 ...kernel:[1089639.324948] do_IRQ: 6.110 No irq handler for vector (irq -1)  Any ideas what they are?   console>show ver Machine Description............... Dell Networking SwitchSystem Model ID................... N4032Machine Type...................... Dell Networking N4032Serial Number..................... XManufacturer...................... 0xbc00Burned In MAC Address............. XXXSystem Object ID.................. XCPU Version....................... XLP308H-B1SOC Version....................... BCM56842_A1HW Version........................ 3CPLD Version...................... 17 unit active backup current-active next-active---- ----------- ----------- -------------- --------------1 6.2.0.5 5.1.1.7 6.2.0.5 6.2.0.5 console>
PowerConnect 8132/4032 - kernel:[1089639.324948] do_IRQ: 6.110 No irq handler 
for vector (irq -1)