Re: 8139too & APIC incompatibility (2.6.0-test6-mm1, 2.4.20)

[Jeff Garzik]

On Mon, Sep 29, 2003 at 03:47:29PM +0000, Andreas Schwarz wrote:
> When APIC is activated, the following messages appear in syslog from
> time to time:                                                                   
>                                                                                 
> kernel: NETDEV WATCHDOG: eth1: transmit timed out
> kernel: eth1: Tx queue start entry 4  dirty entry 0.
> kernel: eth1:  Tx descriptor 0 is 00002000. (queue head)
> kernel: eth1:  Tx descriptor 1 is 00002000.
> kernel: eth1:  Tx descriptor 2 is 00002000.
> kernel: eth1:  Tx descriptor 3 is 00002000.
> kernel: eth1: link up, 100Mbps, full-duplex, lpa 0x45E1
> 
> After this has happened the first time, the card fails to send or
> receive any more packages.

Yes.  Has nothing to do with 8139too, though.

This is one of 1001 similar symptoms of the same problem, "interrupt
routing bug(s)".

	Jeff



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