Subject: e1000_clean_tx_irq: Detected Tx Unit Hang - it's bug?

From: Badalian Vyacheslav <[email-masked]>
Date: Fri, 04 Jan 2008 15:36:03 +0300

Hello all.
Some time in dmesg i see this:

[16121.400422] e1000: eth0: e1000_clean_tx_irq: Detected Tx Unit Hang
[16121.400426]   Tx Queue             <0>
[16121.400427]   TDH                  <28>
[16121.400429]   TDT                  <28>
[16121.400430]   next_to_use          <28>
[16121.400431]   next_to_clean        <7d>
[16121.400433] buffer_info[next_to_clean]
[16121.400434]   time_stamp           <17b949>
[16121.400435]   next_to_watch        <7d>
[16121.400437]   jiffies              <17ba57>
[16121.400438]   next_to_watch.status <1>
[16121.400968] htb: too many events !

Its bug or overload information?
Thanks