HEADS UP: caution required with updates using custom kernels

[O. Hartmann]

Am Fri, 24 Jun 2016 15:51:11 +0000
Brooks Davis <brooks at freebsd.org> schrieb:

> On Fri, Jun 24, 2016 at 06:00:19AM +0200, O. Hartmann wrote:
> > Am Thu, 23 Jun 2016 21:07:51 +0000
> > Brooks Davis <brooks at freebsd.org> schrieb:
> >   
> > > Kernel config minimalists and those running aarch64 and riscv systems will
> > > want to head this UPDATING message.
> > > 
> > > In practice, if you're fairly up to date, doing installworld before
> > > installkernel will also work (I've tested that case from ALPHA4), but is
> > > always somewhat risky.
> > > 
> > > -- Brooks
> > > 
> > > ----- Forwarded message from Brooks Davis <brooks at FreeBSD.org> -----
> > > 
> > > Date: Thu, 23 Jun 2016 21:02:05 +0000 (UTC)
> > > From: Brooks Davis <brooks at FreeBSD.org>
> > > To: src-committers at freebsd.org, svn-src-all at freebsd.org,
> > > 	svn-src-head at freebsd.org
> > > Subject: svn commit: r302152 - head
> > > 
> > > Author: brooks
> > > Date: Thu Jun 23 21:02:05 2016
> > > New Revision: 302152
> > > URL: https://svnweb.freebsd.org/changeset/base/302152
> > > 
> > > Log:
> > >   Add an UPDATING entry for the pipe() -> pipe2() transition.
> > >   
> > >   Approved by:	re (gjb)
> > >   Sponsored by:	DARPA, AFRL
> > > 
> > > Modified:
> > >   head/UPDATING
> > > 
> > > Modified: head/UPDATING
> > > ==============================================================================
> > > --- head/UPDATING	Thu Jun 23 20:59:13 2016	(r302151)
> > > +++ head/UPDATING	Thu Jun 23 21:02:05 2016	(r302152)
> > > @@ -31,6 +31,14 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 11
> > >  	disable the most expensive debugging functionality run
> > >  	"ln -s 'abort:false,junk:false' /etc/malloc.conf".)
> > >  
> > > +20160622:
> > > +	The the libc stub for the pipe(2) system call has been replaced with
> > > +	a wrapper which calls the pipe2(2) system call and the pipe(2) is now
> > > +	only implemented by the kernels which include "options
> > > +	FREEBSD10_COMPAT" in their config file (this is the default).
> > > +	Users should ensure that this option is enabled in their kernel
> > > +	or upgrade userspace to r302092 before upgrading their kernel.
> > > +
> > >  20160527:
> > >  	CAM will now strip leading spaces from SCSI disks' serial numbers.
> > >  	This will effect users who create UFS filesystems on SCSI disks using
> > > 
> > > 
> > > ----- End forwarded message -----  
> > 
> > Is this showing up, when one doesn't have the expected COMPAT_FREEBSD10 in kernel and
> > updated kernel __before___ world?:  
> 
> You must include COMPAT_FREEBSD10 or have a new userspace.  Otherwise
> things like your shell are unlikely to work.
> 
> -- Brooks


How can I fix this?

On two boxes, I'm like a dead man in the water now.

> 
> > 
> > most recent CURRENT (FreeBSD 11.0-ALPHA4 #41 r302149: Thu Jun 23 21:58:25 CEST 2016
> > amd64, custom kernel) dies when trying to
> > 
> > make buildworld 
> > 
> > or
> > 
> > make buildkernel/kernel
> > 
> > with the message shown below:
> > 
> > root at localhost: [src] make buildkernel
> > *** Signal 12
> > 
> > Stop.
> > make: stopped in /usr/src
> > .ERROR_TARGET='buildkernel'
> > .ERROR_META_FILE=''
> > .MAKE.LEVEL='0'
> > MAKEFILE=''
> > .MAKE.MODE='normal'
> > .CURDIR='/usr/src'
> > .MAKE='make'
> > .OBJDIR='/usr/obj/usr/src'
> > .TARGETS='buildkernel'
> > DESTDIR=''
> > LD_LIBRARY_PATH=''
> > MACHINE='amd64'
> > MACHINE_ARCH='amd64'
> > MAKEOBJDIRPREFIX='/usr/obj'
> > MAKESYSPATH='/usr/src/share/mk'
> > MAKE_VERSION='20160606'
> > PATH='/sbin:/bin:/usr/sbin:/usr/bin'
> > SRCTOP='/usr/src'
> > OBJTOP='/usr/obj/usr/src'
> > 
> > Regards,
> > 
> > oh  
> 
> 

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