Failures on Fedora-s390x-m64, branch master

[sergiodj+buildbot@redhat.com]

Buildslave:
	marist-fedora-s390x

Full Build URL:
	<http://gdb-build.sergiodj.net/builders/Fedora-s390x-m64/builds/8>

Commit(s) tested:
	9494d2199f5ce0cf2a4cf5628f23ae91d933955d

Author(s) (in the same order as the commits):
	Pedro Alves <palves@redhat.com>

Testsuite log (gdb.sum and gdb.log) URL(s):
	<http://gdb-build.sergiodj.net/cgit/Fedora-s390x-m64/.git/tree/?h=master&id=788e1082aefafa9b5fe0c1256831baf5ba857d5f>

*** Regressions found ***
============================
new FAIL: gdb.threads/attach-into-signal.exp: threaded: process is still running on the attempt # 2 of 100
new FAIL: gdb.threads/attach-into-signal.exp: threaded: thread apply 2 print $_siginfo.si_signo
============================


*** Regressions against the baseline ***
============================
PASS -> FAIL: gdb.multi/multi-attach.exp: backtrace 1
PASS -> FAIL: gdb.multi/multi-attach.exp: backtrace 2
new FAIL: gdb.threads/attach-many-short-lived-threads.exp: iter 1: break at break_fn: 1 (GDB internal error)
new FAIL: gdb.threads/attach-many-short-lived-threads.exp: iter 1: break at break_fn: 2
PASS -> FAIL: gdb.threads/attach-stopped.exp: threaded: attach2 to stopped bt
============================