Module e1000e reports "eth?: Detected Hardware Unit Hang"

Solution Verified - Updated -

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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