kern/106078: shmget regression in -CURRENT?

[Remko Lodder]

The following reply was made to PR kern/106078; it has been noted by GNATS.

From: Remko Lodder <remko at elvandar.org>
To: JAroslav Suchanek <jarda at grisoft.cz>
Cc: FreeBSD-gnats-submit at FreeBSD.org, linimon at FreeBSD.org
Subject: Re: kern/106078: shmget regression in -CURRENT?
Date: Thu, 30 Nov 2006 19:45:06 +0100

 On Thu, 2006-11-30 at 18:27 +0000, JAroslav Suchanek wrote:
 > >Number:         106078
 > >Category:       kern
 > >Synopsis:       shmget regression in -CURRENT?
 > >Confidential:   no
 > >Severity:       non-critical
 > >Priority:       low
 > >Responsible:    freebsd-bugs
 > >State:          open
 > >Quarter:        
 > >Keywords:       
 > >Date-Required:
 > >Class:          sw-bug
 > >Submitter-Id:   current-users
 > >Arrival-Date:   Thu Nov 30 18:30:12 GMT 2006
 > >Closed-Date:
 > >Last-Modified:
 > >Originator:     JAroslav Suchanek
 > >Release:        FreeBSD-CURRENT
 > >Organization:
 > >Environment:
 > >Description:
 > I just wonder whether there was some change in shmget behavior in current.
 > 
 > Look at this patch to src/sys-cur/tools/regression/sysvshm/shmtest.c
 > 	
 > --- shmtest_old.c	Tue Nov 28 09:59:55 2006
 > +++ shmtest.c	Tue Nov 28 09:58:39 2006
 > @@ -126,6 +126,9 @@
 >  	if ((sender_shmid = shmget(shmkey, pgsize, IPC_CREAT | 0640)) == -1)
 >  		err(1, "shmget");
 >  
 > +	if ((sender_shmid = shmget(shmkey, pgsize, 0640)) == -1)
 > +		err(1, "shmget");
 > +
 >  	if (shmctl(sender_shmid, IPC_STAT, &s_ds) == -1)
 >  		err(1, "shmctl IPC_STAT");
 >  
 > 
 > It failed with permission denied. Is that ok? Same code does not fail on STABLE
 > nor Linux.
 > 
 > The system is:
 > i386 FreeBSD 7.0-CURRENT
 > 
 > Relevant part of conf file:
 > options         SYSVSHM                 #SYSV-style shared memory
 > options         SYSVMSG                 #SYSV-style message queues
 > options         SYSVSEM                 #SYSV-style semaphores
 > 
 > As I searched via cvsview, there were no suspicious changes in sysv ipc code
 > recently, the only change is switch to priv(9) from suser(9).
 > 
 > Thanks for clarification,
 > Jarda Suchanek
 > >How-To-Repeat:
 > >Fix:
 > >Release-Note:
 > >Audit-Trail:
 > >Unformatted:
 
 Hello, thanks for taking the time to report this issue. However I need
 to disappoint you a little, this is not a PR, but a general question.
 Can you please email the freebsd-bugs and/or freebsd-current
 mailinglist(s) (findable via http://lists.freebsd.org/mailman/listinfo/)
 and get helped that way? (People will probably help you sooner that way
 as well).
 
 Thanks and Cheers!
 REmko