Date: Fri, 10 Feb 2017 13:41:26 -0500 From: Shawn Webb <shawn.webb@hardenedbsd.org> To: freebsd-virtualization@freebsd.org Subject: Re: Unable to create OpenBSD 6.0 bhyve guest Message-ID: <3078780.Q0Erv8kLWO@hbsd-dev-laptop> In-Reply-To: <20170210183519.43f76q3fcfqrgipw@scotland.uxdom.org> References: <20170210181513.vtnq3ph5vmk3sbi4@scotland.uxdom.org> <1757175.5Lz3SQ4xSy@hbsd-dev-laptop> <20170210183519.43f76q3fcfqrgipw@scotland.uxdom.org>
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On Friday, 10 February 2017 06:35:19 PM C. L. Martinez wrote:
> 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,
> > >=20
> > > I am trying to create an OpenBSD 6.0 virtual guest under FreeBSD=
11
> > > bhyve
> > >=20
> > > server. When I try list cd contents, segmentation faults appears:=
> > >=20
> > > grub-bhyve -d /data/vms/conf/obsdfwwif -m device.map -r cd0 obsdf=
wwif
> > >=20
> > > =
=20
G
> > > =
=20
N
> > > =
=20
U
> > >=20
> > > GRUB version 2.00
> > >=20
> > > Minimal BASH-like line editing is supported. For the first wor=
d, TAB
> > >=20
> > > lists possible command completions. Anywhere else TAB lists possi=
ble
> > > device
> > > or file completions.
> > >=20
> > >=20
> > > grub>ls
> > > Segmentation fault
> >=20
> > Hey C.L. Martinez,
> >=20
> > This is because grub-bhyve creates memory mappings that are both wr=
itable
> > and executable, something that is disallowed by default on Hardened=
BSD.
> >=20
> > You'll need to add a secadm rule to disable pageexec and mprotect
> > restrictions for grub-bhyve. You can find a sample rule here:
> >=20
> > https://github.com/HardenedBSD/secadm-rules/blob/master/grub-bhyve.=
rule
> >=20
> > Thanks,
>=20
> 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 probl=
em
> with memory according memtest says ...
Your kldstat output leads me to believe you're running HardenedBSD as t=
he host=20
OS (the addresses being 0x0).
What is the output of `uname -a`?
Thanks,
=2D-=20
Shawn Webb
Cofounder and Security Engineer
HardenedBSD
GPG Key ID: 0x6A84658F52456EEE
GPG Key Fingerprint: 2ABA B6BD EF6A F486 BE89 3D9E 6A84 658F 5245 6EEE
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