Re: Strange EFAULT on mips64el returned by syscall when another thread is forking

From: Xi Ruoyao
Date: Fri Jan 26 2024 - 07:58:45 EST


On Fri, 2024-01-26 at 12:33 +0000, Jiaxun Yang wrote:
>
>
> 在2024年1月24日一月 上午10:42,Xi Ruoyao写道:
> > Hi,
> >
> > When I'm testing Glibc master branch for upcoming 2.39 release, I
> > noticed an alarming test failure on mips64el:
>
> So apparently it should be tracked as a regression.
>
> #regzbot ^introduced 4bce37a68ff884e821a02a731897a8119e0c37b7
>
> Should we revert it for now?

I'd say "yes" if we cannot easily patch instruction_pointer() to handle
delay slot. Anyway the reversion will be a MIPS-only change.

--
Xi Ruoyao <xry111@xxxxxxxxxxx>
School of Aerospace Science and Technology, Xidian University