kern/41930: dkwedge_discover (and kernel) tries to access offline drives

[jmcneill%pipes.invisible.ca@localhost]

>Number:         41930
>Category:       kern
>Synopsis:       dkwedge_discover (and kernel) tries to access offline drives
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Aug 24 10:30:00 +0000 2009
>Originator:     Jared D. McNeill
>Release:        NetBSD 5.99.15
>Organization:
        
>Environment:
        
        
System: NetBSD pipes.invisible.ca 5.99.15 NetBSD 5.99.15 (MONOLITHIC) #31: Mon 
Aug 24 06:12:39 EDT 2009 
jmcneill@soyuz:/home/jmcneill/branches/src/sys/arch/i386/compile/obj/MONOLITHIC 
i386
Architecture: i386
Machine: i386
>Description:
        With a USB card reader that contains no media, the following messages
        are displayed when the device attaches:

        sd0 at scsibus0 target 0 lun 0: <USB2.0, CardReader SD0, 0100> disk 
removable
        sd0: drive offline
        sd0(umass0:0:0:0):  Check Condition on CDB: 0x00 00 00 00 00 00
            SENSE KEY:  Not Ready
                 ASC/ASCQ:  Medium Not Present
        sd0: unable to open device, error = 19

        Additionally, if the device is present at boot, the following is spit
        out at findroot time:

        sd0(umass0:0:0:0):  Check Condition on CDB: 0x00 00 00 00 00 00
            SENSE KEY:  Not Ready
                 ASC/ASCQ:  Medium Not Present

        sd0(umass0:0:0:0):  Check Condition on CDB: 0x00 00 00 00 00 00
            SENSE KEY:  Not Ready
                 ASC/ASCQ:  Medium Not Present

        sd0(umass0:0:0:0):  Check Condition on CDB: 0x00 00 00 00 00 00
            SENSE KEY:  Not Ready
                 ASC/ASCQ:  Medium Not Present

        sd0(umass0:0:0:0):  Check Condition on CDB: 0x00 00 00 00 00 00
            SENSE KEY:  Not Ready
                 ASC/ASCQ:  Medium Not Present
>How-To-Repeat:
        
>Fix:
        

>Unformatted: