Module e1000e reports "eth?: Detected Hardware Unit Hang"
Issue
The error is often seen after upgrading to rhel5.7 or rhel6.1 from a previous kernel:
e1000e 0000:1a:00.0: eth4: Detected Hardware Unit Hang:
TDH <4f>
TDT <4f>
next_to_use <4f>
next_to_clean <4f>
buffer_info[next_to_clean]:
time_stamp <0>
next_to_watch <4e>
jiffies <101bc8b88>
next_to_watch.status <0>
MAC Status <80383>
PHY Status <792d>
PHY 1000BASE-T Status <7800>
PHY Extended Status <3000>
PCI Status <10>
Environment
- Red Hat Enterprise Linux (RHEL) 6.1
- Red Hat Enterprise Linux (RHEL) 5.7
- Driver e1000e
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