kern/45057: kqueue_scan race

[yamt%NetBSD.org@localhost]

>Number:         45057
>Category:       kern
>Synopsis:       kqueue_scan race
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Jun 13 04:25:00 +0000 2011
>Originator:     YAMAMOTO Takashi
>Release:        NetBSD current
>Organization:
        
>Environment:
        
        
System: NetBSD current
Architecture: i386
Machine: i386
>Description:
        kqueue_scan modifies kn_fflags without holding the appropriate lock.
        (object lock)
>How-To-Repeat:
        code inspection.
>Fix:
        

>Unformatted: