I see the following in /proc/interrupts 55: 0 0 0 338331 PCI-MSI-edge lan0-rx-0 56: 0 0 0 2664 PCI-MSI-edge lan0-tx-0 57: 47230 0 0 0 PCI-MSI-edge lan0 58: 427 0 0 0 PCI-MSI-edge � 59: 0 277 0 0 PCI-MSI-edge ����������� 60: 0 4 0 0 PCI-MSI-edge lan1 Notice the corrupt entries for IRQs 58 and 59. Sometimes 55 and 56 are corrupt as well. Any idea why this is happening? I am running Fedora Core 12. $ sudo ethtool -i lan0 driver: e1000e version: 1.0.2-k2 firmware-version: 1.8-0 bus-info: 0000:06:00.0 $ uname -r 2.6.31.12-174.2.3.fc12.x86_64 This is the NIC: $ lspci 06:00.0 Ethernet controller: Intel Corporation 82574L Gigabit Network Connection 07:00.0 Ethernet controller: Intel Corporation 82574L Gigabit Network Connection - Kelvin -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Guidelines: http://fedoraproject.org/wiki/Communicate/MailingListGuidelines