From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jan Stancek <jstancek@redhat.com>
Date: Mon, 8 Jun 2020 10:52:09 -0400 (EDT)
Subject: [LTP] sched_rr_get_interval01 , sched_rr_get_interval02 ,
 sched_rr_get_interval03 testcase failure
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----- Original Message -----
> <<<test_output>>>
> incrementing stop
> sched_rr_get_interval01 1 TBROK : sched_rr_get_interval01.c:131:
> sched_setscheduler() failed

Common cause is that you run tests in cgroup that has zero cpu.rt_runtime_us.

1. Are sched_setparam02 and sched_getscheduler01 passing?

2. Can you rerun with this patch:
     https://github.com/linux-test-project/ltp/commit/94e6163082055700db700c33ed0eab537420fdaf.patch
   or use strace?