ata1:00: failed to set xfermode (err_mask=0x4)

[Rahul Sundaram]

Frank Cox wrote:
> I updated this computer from FC6 to Fedora 7 earlier this afternoon.  Now when
> I first boot it, immediately after printing the "Starting Red Hat Nash" line,
> it pauses and over the course of the following two minutes or so it prints the
> following error message three times:
> 
> ata1:00: failed to set xfermode (err_mask=0x4)
> 
> After that it continues booting normally and everything appears to be working
> as it should.
> 
> How can I fix this?

A similar issue was present in the GA FC6 kernel for me. It went away in 
an update. Other than the minor delay everything was functional. Do file 
a bug report including the dmesg in http://bugzilla.redhat.com

Rahul