Subject: kern/32245: EIO from disk failures never propagates to userland.
To: None <kern-bug-people@netbsd.org, gnats-admin@netbsd.org,>
From: None <perry@piermont.com>
List: netbsd-bugs
Date: 12/04/2005 23:30:00
>Number:         32245
>Category:       kern
>Synopsis:       EIO from disk failures never propagates to userland.
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Dec 04 23:30:00 +0000 2005
>Originator:     Perry E. Metzger
>Release:        NetBSD 3.99.11
>Organization:
	
>Environment:
	
	
System: NetBSD 3.99.11
Architecture: i386
Machine: i386
>Description:
	If you have a hard error on a disk drive, you get a zero
length read instead of an EIO.

It appears, from what I can tell, that there is a bug in
kern_physio:physio_done() that is causing this. b_error is never
properly copied up during error conditions.
>How-To-Repeat:
	
>Fix:
	

>Unformatted: