Suspicious shared memory segments after boot

Hi,

I just discovered that one of my i386 machine running an up-to-date
-current shows suspicious shared memory segments. They are present
early after boot when i log in.

njoly@cixy [~]> uname -a
NetBSD cixy.dial.pasteur.fr 4.99.49 NetBSD 4.99.49 (GENERIC) #15: Mon Jan 21 
09:59:10 CET 2008  
njoly%cixy.dial.pasteur.fr@localhost:/local/src/NetBSD/obj.i386/sys/arch/i386/compile/GENERIC
 i386
njoly@cixy [~]> ipcs -a 
IPC status from <running system> as of Mon Jan 21 23:45:05 2008

Message Queues:
T        ID     KEY        MODE       OWNER    GROUP  CREATOR   CGROUP CBYTES  
QNUM QBYTES LSPID LRPID    STIME    RTIME    CTIME

Shared Memory:
T        ID     KEY        MODE       OWNER    GROUP  CREATOR   CGROUP NATTCH   
SEGSZ  CPID  LPID    ATIME    DTIME    CTIME
m        20 -1063675643 --r-----r-a 3231291653    wheel 3231291653    wheel 
-1063675643       0     0 -1063675643 no-entry 22:32:37 no-entry
m        22 -1063675643 --r-----r-a 3231291653    wheel 3231291653    wheel 
-1063675643       0     0 -1063675643 no-entry 22:32:37 no-entry
m        24 -1063675643 --r-----r-a 3231291653    wheel 3231291653    wheel 
-1063675643       0     0 -1063675643 no-entry 22:32:37 no-entry
m        26 -1063675643 --r-----r-a 3231291653    wheel 3231291653    wheel 
-1063675643       0     0 -1063675643 no-entry 22:32:37 no-entry
m        28 -1063675643 --r-----r-a 3231291653    wheel 3231291653    wheel 
-1063675643       0     0 -1063675643 no-entry 22:32:37 no-entry
m        30 -1063675643 --r-----r-a 3231291653    wheel 3231291653    wheel 
-1063675643       0     0 -1063675643 no-entry 22:32:37 no-entry
m        32 -1063675643 --r-----r-a 3231291653    wheel 3231291653    wheel 
-1063675643       0     0 -1063675643 no-entry 22:32:37 no-entry

Semaphores:
T        ID     KEY        MODE       OWNER    GROUP  CREATOR   CGROUP NSEMS    
OTIME    CTIME

Anybody else ? Any idea where to look ?

-- 
Nicolas Joly

Biological Software and Databanks.
Institut Pasteur, Paris.