linux-kernel - Re: Runtime failure running sh:qemu in -next due to 'sh: fix copy_from

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Date:   Fri, 16 Sep 2016 19:28:38 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Rich Felker <dalias@...c.org>
Cc:     Al Viro <viro@...IV.linux.org.uk>, linux-kernel@...r.kernel.org,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        linux-sh@...r.kernel.org
Subject: Re: Runtime failure running sh:qemu in -next due to 'sh: fix
 copy_from_user()'

On 09/16/2016 04:32 PM, Rich Felker wrote:
[ ... ]

>>> It would be useful to know what compiler version was used to build the
>>> kernel. I wouldn't be surprised if some are buggy.
>>>
>> 4.6.3 from kernel.org.
>
> That is utterly ancient and probaby very buggy. I would recommend 5.x+
> or at the very least 4.7 or 4.8.
>
I found a toolchain with 5.3.0, and using it the problem disappears. Oh well.
Sorry for the noise.

Guenter