[LTP] [PATCH v2] Add test for CVE 2017-10661

[Petr Vorel]

Hi,

> > > > -LDLIBS			+= -lpthread -lrt
> > > > +timerfd_settime02:	CFLAGS	+= -pthread
> > > > +timerfd_settime02:	LDLIBS	+= -pthread -lrt
> > > Interesting, I thought -pthread wouldn't be needed to be in LDLIBS
> > > (enough to have it in CFLAGS), but old distros (CentOS 6 in our travis: gcc
> > > 4.4.7, glibc 2.12).

> > OK: it can be just this:
> > timerfd_settime02:	CFLAGS	+= -pthread
> > timerfd_settime02:	LDLIBS	+= -lrt

> > because failure in CentOS 6 is different:
> > timerfd01.c:36: undefined reference to `clock_gettime'
> > https://api.travis-ci.org/v3/job/657694167/log.txt

> > Obviously we need autotools check for it (trivial, I can do it before merge).

> -lrt is required in LDLIBS for older libc that had all the posix
> realtime outside of the glibc.so, and it's harmless on newer glibc so
> for the time being we just need -lrt in LDLIBS for quite a lot of
> testcases...
Thanks, that's documented. I was mentioning -pthread.

Kind regards,
Petr