Subject: Re: First Reboot after installation hangs on root file system type: ffs
To: Emmanuel Ka <>
From: Manuel Bouyer <>
List: port-alpha
Date: 10/05/2005 22:21:12
On Tue, Oct 04, 2005 at 10:18:51PM +0200, Emmanuel Ka wrote:
> Hello fellow netbsd/alpha users
> I' trying to install netbsd 2.0.2 on a DS10 using a 120 GB hard drive on 
> the builtin IDE controller. The installation is all fine, however at the 
> first reboot the machine hangs  on" root file system type: ffs" and does 
> not procede any further expect always repeating
> aceride0:0:1: lost 
> interrupt                                                   
> type: ata tc_bcount: 512 tc_skip: 0ata port
> and messages of the like.
> When I boot from the install cd and chroot to the root partition on this 
> disk, I get the following message mounting the root partition.
> stray isa irq 
> 14                                                               
> stray isa irq 
> 14                                                               
> wd0: transfer error, downgrading to Ultra-DMA mode 
> 1                           
> wd0(aceride0:0:1): using PIO mode 4, Ultra-DMA mode 1 (using DMA data 
> transfers)
> wd0a: DMA error reading fsbn 128 of 128-143 (wd0 bn 128; cn 0 tn 2 sn 
> 2), retryg
> stray isa irq 14; stopped 
> logging                                              
> wd0: soft error (corrected)
> After this message the system runs without problem in the chroot.
> Is this a software ore a hardware problem ?

I would say that there's something in the GENERIC kernel that messes
interrupt routing. Try starting from the INSTALL config file, and adding
stuff you need until you find which one is the culprit.

> Here is the dmesg of the freshly installed netbsd.

This is incomplete and very hard to read

Manuel Bouyer <>
     NetBSD: 26 ans d'experience feront toujours la difference