kern/165879: Syncache syncache.count overflow

Nikita niakrisn at gmail.com
Fri Mar 9 14:50:12 UTC 2012


>Number:         165879
>Category:       kern
>Synopsis:       Syncache syncache.count overflow
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Fri Mar 09 14:50:12 UTC 2012
>Closed-Date:
>Last-Modified:
>Originator:     Nikita
>Release:        9.0-RELEASE
>Organization:
>Environment:
FreeBSD front-01 9.0-RELEASE FreeBSD 9.0-RELEASE #0: Tue Jan  3 07:46:30 UTC 2012     root at farrell.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC  amd64
>Description:
Hello, seems like unsigned integer overflow here:

net.inet.tcp.syncache.rst_on_sock_fail: 1
net.inet.tcp.syncache.rexmtlimit: 2
net.inet.tcp.syncache.hashsize: 512
net.inet.tcp.syncache.count: 4294960727
net.inet.tcp.syncache.cachelimit: 15360
net.inet.tcp.syncache.bucketlimit: 30
>How-To-Repeat:

>Fix:


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


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