kern/85813: timeout waiting for read DRQTrying to mount root from ufs:/dev/ad0s1a

Wesley Gentine colazelli at gmail.com
Tue Sep 6 16:00:22 PDT 2005


>Number:         85813
>Category:       kern
>Synopsis:       timeout waiting for read DRQTrying to mount root from ufs:/dev/ad0s1a
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Tue Sep 06 23:00:21 GMT 2005
>Closed-Date:
>Last-Modified:
>Originator:     Wesley Gentine
>Release:        6.0-BETA4
>Organization:
>Environment:
FreeBSD powerplant 6.0-BETA4 FreeBSD 6.0-BETA4 #0: Tue Sep  6 19:05:25 BRT 2005     root at powerplant:/usr/src/sys/i386/compile/POWERPLANT6  i386

>Description:
I am receiving the following error in dmesg:

     Timecounter "TSC" frequency 2000080683 Hz quality 800
Timecounters tick every 1.000 msec
ad0: 38172MB <MAXTOR 6L040J2 A93.0500> at ata0-master UDMA133
unknown: timeout waiting for read DRQTrying to mount root from ufs:/dev/ad0s1a

The cdrom device isnt probed. All this functions worked ok in 5.4-RELEASE.
>How-To-Repeat:
Controller:

atapci0: <VIA 8235 UDMA133 controller> port 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xa800-0xa80f at device 17.1 on pci0
ata0: <ATA channel 0> on atapci0
ata1: <ATA channel 1> on atapci0
ad0: 38172MB <MAXTOR 6L040J2 A93.0500> at ata0-master UDMA133

>Fix:
      
>Release-Note:
>Audit-Trail:
>Unformatted:


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