From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Sat, 11 Feb 2017 02:28:54 -0800 (PST)
From: Pierre B <pierr...@gmail.com>
To: voidlinux <void...@googlegroups.com>
Cc: pierr...@gmail.com
Message-Id: <8857e329-0c56-42e0-a5a4-4ccd4b50301f@googlegroups.com>
In-Reply-To: <87h941yfjh.fsf@gmail.com>
References: <077a140e-859b-4a06-8e8f-c02b9ed0d5f6@googlegroups.com>
 <87lgtex8r8.fsf@gmail.com>
 <284c11e8-a8a1-4324-b081-8bbd9733ec93@googlegroups.com>
 <87h941yfjh.fsf@gmail.com>
Subject: Re: Kernel 4.9 branch causing issue with several BOINC projects
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Nice find!

if I understand correctly:
- either programs need to be update/recompiled to no longer use the 
old vsyscall 
- either kernel has to be compile with 
option CONFIG_LEGACY_VSYSCALL_EMULATE=y


On Friday, February 10, 2017 at 9:08:54 PM UTC+1, Christian Neukirchen 
wrote:
>
> Pierre B <pier...@gmail.com <javascript:>> writes: 
>
> > Program received signal SIGSEGV, Segmentation fault. 
> > 0xffffffffff600000 in ?? () 
>
> This is the vdso address. 
>
> According to this commit, it probably broke due to 
> CONFIG_LEGACY_VSYSCALL_NONE=y: 
>
>
> https://gitweb.gentoo.org/repo/gentoo.git/commit/sci-misc?id=38460857021466100646b9a8b110798cc7661abf 
>
> -- 
> Christian Neukirchen  <chne...@gmail.com <javascript:>>  
> http://chneukirchen.org 
>

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<div dir=3D"ltr">Nice find!<div><br></div><div>if I understand correctly:</=
div><div>- either programs need to be update/recompiled to no longer use th=
e old=C2=A0vsyscall=C2=A0</div><div>- either kernel has to be compile with =
option=C2=A0CONFIG_LEGACY_VSYSCALL_EMULATE=3Dy</div><div><br><br>On Friday,=
 February 10, 2017 at 9:08:54 PM UTC+1, Christian Neukirchen wrote:<blockqu=
ote class=3D"gmail_quote" style=3D"margin: 0;margin-left: 0.8ex;border-left=
: 1px #ccc solid;padding-left: 1ex;">Pierre B &lt;<a href=3D"javascript:" t=
arget=3D"_blank" gdf-obfuscated-mailto=3D"5GF3GMdTDwAJ" rel=3D"nofollow" on=
mousedown=3D"this.href=3D&#39;javascript:&#39;;return true;" onclick=3D"thi=
s.href=3D&#39;javascript:&#39;;return true;">pier...@gmail.com</a>&gt; writ=
es:
<br>
<br>&gt; Program received signal SIGSEGV, Segmentation fault.
<br>&gt; 0xffffffffff600000 in ?? ()
<br>
<br>This is the vdso address.
<br>
<br>According to this commit, it probably broke due to
<br>CONFIG_LEGACY_VSYSCALL_NONE=3Dy:
<br>
<br><a href=3D"https://gitweb.gentoo.org/repo/gentoo.git/commit/sci-misc?id=
=3D38460857021466100646b9a8b110798cc7661abf" target=3D"_blank" rel=3D"nofol=
low" onmousedown=3D"this.href=3D&#39;https://www.google.com/url?q\x3dhttps%=
3A%2F%2Fgitweb.gentoo.org%2Frepo%2Fgentoo.git%2Fcommit%2Fsci-misc%3Fid%3D38=
460857021466100646b9a8b110798cc7661abf\x26sa\x3dD\x26sntz\x3d1\x26usg\x3dAF=
QjCNFCJhY4-mtoN2d90pdeVi1A2hmbRA&#39;;return true;" onclick=3D"this.href=3D=
&#39;https://www.google.com/url?q\x3dhttps%3A%2F%2Fgitweb.gentoo.org%2Frepo=
%2Fgentoo.git%2Fcommit%2Fsci-misc%3Fid%3D38460857021466100646b9a8b110798cc7=
661abf\x26sa\x3dD\x26sntz\x3d1\x26usg\x3dAFQjCNFCJhY4-mtoN2d90pdeVi1A2hmbRA=
&#39;;return true;">https://gitweb.gentoo.org/<wbr>repo/gentoo.git/commit/s=
ci-<wbr>misc?id=3D<wbr>38460857021466100646b9a8b11079<wbr>8cc7661abf</a>
<br>
<br>--=20
<br>Christian Neukirchen =C2=A0&lt;<a href=3D"javascript:" target=3D"_blank=
" gdf-obfuscated-mailto=3D"5GF3GMdTDwAJ" rel=3D"nofollow" onmousedown=3D"th=
is.href=3D&#39;javascript:&#39;;return true;" onclick=3D"this.href=3D&#39;j=
avascript:&#39;;return true;">chne...@gmail.com</a>&gt; =C2=A0<a href=3D"ht=
tp://chneukirchen.org" target=3D"_blank" rel=3D"nofollow" onmousedown=3D"th=
is.href=3D&#39;http://www.google.com/url?q\x3dhttp%3A%2F%2Fchneukirchen.org=
\x26sa\x3dD\x26sntz\x3d1\x26usg\x3dAFQjCNFbt7VsZEQf619ZCjpmGFzmw8nC9Q&#39;;=
return true;" onclick=3D"this.href=3D&#39;http://www.google.com/url?q\x3dht=
tp%3A%2F%2Fchneukirchen.org\x26sa\x3dD\x26sntz\x3d1\x26usg\x3dAFQjCNFbt7VsZ=
EQf619ZCjpmGFzmw8nC9Q&#39;;return true;">http://chneukirchen.org</a>
<br></blockquote></div></div>
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