kern/38137: uvm_fault in filt_sordetach

[mark%mcs.vuw.ac.nz@localhost]

>Number:         38137
>Category:       kern
>Synopsis:       uvm_fault in filt_sordetach
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Mar 02 10:45:00 +0000 2008
>Originator:     Mark Davies
>Release:        NetBSD 4.99.52
>Organization:
Dept. of Comp. Sci., Victoria Uni. of Wellington, New Zealand.
>Environment:
        
        
System: NetBSD turakirae.mcs.vuw.ac.nz 4.99.52 NetBSD 4.99.52 (MCS_WORKSTATION) 
#0: Tue Feb 5 14:10:36 NZDT 2008 
mark%turakirae.mcs.vuw.ac.nz@localhost:/local/SAVE/build.obj/src/work/src/sys/arch/i386/compile/MCS_WORKSTATION
 i386
Architecture: i386
Machine: i386
>Description:
        Current system can get uvm_fault on exiting httpd process with
        backtrace:
                filt_sordetach()
                kqueue_close()
                closef()
                syscall()

        
>How-To-Repeat:
        Run "/etc/rc.d/apache restart" 2 or 3 to times.
        
>Fix:
        unknown.
        

>Unformatted: