Unable to create OpenBSD 6.0 bhyve guest

C. L. Martinez carlopmart at gmail.com
Fri Feb 10 18:35:24 UTC 2017


On Fri, Feb 10, 2017 at 01:27:21PM -0500, Shawn Webb wrote:
> On Friday, 10 February 2017 06:15:13 PM C. L. Martinez wrote:
> > Hi all,
> > 
> >  I am trying to create an OpenBSD 6.0 virtual guest under FreeBSD 11 bhyve
> > server. When I try list cd contents, segmentation faults appears:
> > 
> > grub-bhyve -d /data/vms/conf/obsdfwwif -m device.map -r cd0 obsdfwwif
> > 
> > 
> >                                                                          GNU
> > GRUB  version 2.00
> > 
> >    Minimal BASH-like line editing is supported. For the first word, TAB
> > lists possible command completions. Anywhere else TAB lists possible device
> > or file completions.
> > 
> > 
> > grub>ls
> > Segmentation fault
> > 
> 
> Hey C.L. Martinez,
> 
> This is because grub-bhyve creates memory mappings that are both writable and 
> executable, something that is disallowed by default on HardenedBSD.
> 
> You'll need to add a secadm rule to disable pageexec and mprotect restrictions 
> for grub-bhyve. You can find a sample rule here:
> 
> https://github.com/HardenedBSD/secadm-rules/blob/master/grub-bhyve.rule
> 
> Thanks,
> 
> -- 
Thanks Shawn, but it is a FreeBSD-11 RELEASE test laptop :( .... But I am doing some tests with linux also, and it seems that it has some problem with memory according memtest says ...

-- 
Greetings,
C. L. Martinez


More information about the freebsd-virtualization mailing list