Re: git https issue

[maya%netbsd.org@localhost]

On Tue, Sep 18, 2018 at 01:19:10PM +0200, Riccardo Mottola wrote:
> Hi Edgar,
> 
> 
> On 08/19/2018 09:28 PM, edgar%pettijohn-web.com@localhost wrote:
> > > > Thread 1 received signal SIGILL, Illegal instruction.
> > > > 0xb66f3d50 in gcm_ghash_4bit_mmx () from /usr/lib/libcrypto.so.12
> > > > 
> > > > 
> > > > (gdb) bt
> > > > #0  0xb66f3d50 in gcm_ghash_4bit_mmx () from /usr/lib/libcrypto.so.12
> > > > #1  0x00000000 in ?? ()
> > > > 
> > > > very nice:)
> > > > 
> > > > now I don't remember if this CPU has MMX or not...
> > > > cpu0 at mainbus0
> > > > cpu0: Intel 586-class, 232MHz, id 0x581
> > > > cpu0: package 0, core 0, smt 0
> > > > 
> > > > It should though, according to:https://www.thinkwiki.org/wiki/Category:600
> > > > 
> > > > 
> > > > Riccardo
> > > Looks like you found the issue.
> > There was a thread on tech I believe talking about something very similar not too long ago. Might be worth looking through the archives.
> 
> 
> I took the time to browse through the archives, going back a couple of
> months, but couldn't find anything regarding this.
> 
> I wonder if there is a "solution", but also know exactly what the issue is.
> At first I thought it was using MMX without CPU supporting it, but it is
> not. Then I searched further and found this thread, which I ignored at first
> because I have "genuine intel"
> 
> https://www.mail-archive.com/tech-userlevel%netbsd.org@localhost/msg01643.html
> 
> It really looks a crash in the same place and MMX using actually on SSE
> which my cpu (and probably many others) do not have.
> 
> I tried the trick of setting
> 
> export OPENSSL_ia32cap=~0x800000
> 
> and it works.
> 
> Reading the discussion it appears to be an issue on how NetBSD builds
> libcrypto and that it has been fixed by a commit by Christos.
> 
> I wonder if I can get a "new" libcrypto binary somehow, e.g. by a test
> build, and replace mine? some update without updating the whole system to
> unstable?

I assume (but not sure) it was backported to netbsd-8, it includes
a small amount of changes since the 8.0 release and will become 8.1.

You can download the builds for netbsd-8 from:
https://nycdn.netbsd.org/pub/NetBSD-daily/netbsd-8/latest/