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SubjectRe: Strange errors from e1000 driver (2.6.18)
Martin J. Bligh wrote:
> I'm getting a lot of these type of errors if I run 2.6.18. If
> I run the standard Ubuntu Dapper kernel, I don't get them.
> What do they indicate?
>
> Oct 21 18:48:28 localhost kernel: buffer_info[next_to_clean]
> Oct 21 18:48:28 localhost kernel: time_stamp <7b79d33>
> Oct 21 18:48:28 localhost kernel: next_to_watch <3d>
> Oct 21 18:48:28 localhost kernel: jiffies <7b7a0c1>
> Oct 21 18:48:28 localhost kernel: next_to_watch.status <0>
> Oct 21 18:48:30 localhost kernel: Tx Queue <0>
> Oct 21 18:48:30 localhost kernel: TDH <3d>
> Oct 21 18:48:30 localhost kernel: TDT <44>
> Oct 21 18:48:30 localhost kernel: next_to_use <44>
> Oct 21 18:48:30 localhost kernel: next_to_clean <39>
> Oct 21 18:48:30 localhost kernel: buffer_info[next_to_clean]
> Oct 21 18:48:30 localhost kernel: time_stamp <7b79d33>
> Oct 21 18:48:30 localhost kernel: next_to_watch <3d>
> Oct 21 18:48:30 localhost kernel: jiffies <7b7a2b5>
> Oct 21 18:48:30 localhost kernel: next_to_watch.status <0>
> Oct 21 18:48:32 localhost kernel: Tx Queue <0>
> Oct 21 18:48:32 localhost kernel: TDH <3d>
> Oct 21 18:48:32 localhost kernel: TDT <44>
> Oct 21 18:48:32 localhost kernel: next_to_use <44>
> Oct 21 18:48:32 localhost kernel: next_to_clean <39>
> Oct 21 18:48:32 localhost kernel: buffer_info[next_to_clean]
> Oct 21 18:48:32 localhost kernel: time_stamp <7b79d33>
> Oct 21 18:48:32 localhost kernel: next_to_watch <3d>
> Oct 21 18:48:32 localhost kernel: jiffies <7b7a4a9>
> Oct 21 18:48:32 localhost kernel: next_to_watch.status <0>
> Oct 21 18:48:34 localhost kernel: Tx Queue <0>
> Oct 21 18:48:34 localhost kernel: TDH <3d>
> Oct 21 18:48:34 localhost kernel: TDT <44>
> Oct 21 18:48:34 localhost kernel: next_to_use <44>
> Oct 21 18:48:34 localhost kernel: next_to_clean <39>
> Oct 21 18:48:34 localhost kernel: buffer_info[next_to_clean]
> Oct 21 18:48:34 localhost kernel: time_stamp <7b79d33>
> Oct 21 18:48:34 localhost kernel: next_to_watch <3d>
> Oct 21 18:48:34 localhost kernel: jiffies <7b7a69d>
> Oct 21 18:48:34 localhost kernel: next_to_watch.status <0>
> Oct 21 18:48:35 localhost kernel: NETDEV WATCHDOG: eth0: transmit timed out
> Oct 21 18:48:36 localhost kernel: e1000: eth0: e1000_watchdog: NIC Link
> is Up 100 Mbps Full Duplex

Actually, maybe this set is more helpful:

e1000: eth0: e1000_clean_tx_irq: Detected Tx Unit Hang
Tx Queue <0>
TDH <6>
TDT <1f>
next_to_use <1f>
next_to_clean <2>
buffer_info[next_to_clean]
time_stamp <2de8b54>
next_to_watch <6>
jiffies <2de8db7>
next_to_watch.status <0>
e1000: eth0: e1000_clean_tx_irq: Detected Tx Unit Hang
Tx Queue <0>
TDH <6>
TDT <1f>
next_to_use <1f>
next_to_clean <2>
buffer_info[next_to_clean]
time_stamp <2de8b54>
next_to_watch <6>
jiffies <2de8fab>
next_to_watch.status <0>
e1000: eth0: e1000_clean_tx_irq: Detected Tx Unit Hang
Tx Queue <0>
TDH <6>
TDT <1f>
next_to_use <1f>
next_to_clean <2>
buffer_info[next_to_clean]
time_stamp <2de8b54>
next_to_watch <6>
jiffies <2de919f>
next_to_watch.status <0>
NETDEV WATCHDOG: eth0: transmit timed out
e1000: eth0: e1000_watchdog: NIC Link is Up 100 Mbps Full Duplex


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