Re: linux64.ko fails to load in -CURRENT

(replies inline)

On Fri, 28 Jul 2017, Alexander Kabaev wrote:

> On Fri, 28 Jul 2017 08:50:32 -0700
> "R. Tyler Croy" <tyler_at_monkeypox.org> wrote:
> 
> > I have noticed this over the past couple weeks with my -CURRENT
> > laptop that 64-bit linux compatibility is failing to load, and I'm
> > not entirely sure why. My current kernel is based off of r321626.
> > 
> > When I run `kldload linux64` it fails with the following:
> > 
> >     link_elf_obj: symbol elf64_linux_vdso_fixup undefined
> >     linker_load_file: /boot/kernel/linux64.ko - unsupported file type
> > 
> > 
> > It's unclear to me whether this is old cruft sitting around, a
> > regression, or something else entirely floating around my system. Any
> > pointer would help :)
> > 
> > 
> > Cheers
> > - R. Tyler Croy
> 
> I am guessing you have COMPAT_LINUX in your kernel and 32bit emulation
> is compiled into it. This does not work for linux64, one needs to build
> all three required components as modules:


COMPAT_LINUX32 was in the kernel configuration, guess I know that these things
are incompatible now :)

I think the handbook notes on statically linking linux support should probably
be removed:
<https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/linuxemu-lbc-install.html>



- R. Tyler Croy

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