cpuhotplug07 from ubuntu_ltp fails on focal

[Kelsey Steele]

cpuhotplug07 fails on focal 5.4.0-81.91 - host blanka. Also seen to be failing on 5.4.0-78.87, so not a regression.

22:34:56 DEBUG| [stdout] cpuhotplug07 1 TCONF: kernel directory - /usr/src/linux - does not exist
22:34:56 DEBUG| [stdout] tag=cpuhotplug07 stime=1624487696 dur=0 exit=exited stat=32 core=no cu=1 cs=0
22:34:56 ERROR| Exception escaping from test:
Traceback (most recent call last):
  File "/home/ubuntu/autotest/client/shared/test.py", line 411, in _exec
    _call_test_function(self.execute, *p_args, **p_dargs)
  File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
    return func(*args, **dargs)
  File "/home/ubuntu/autotest/client/shared/test.py", line 291, in execute
    postprocess_profiled_run, args, dargs)
  File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
    self.run_once(*args, **dargs)
  File "/home/ubuntu/autotest/client/tests/ubuntu_ltp/ubuntu_ltp.py", line 149, in run_once
    raise error.TestError('Test failed for ' + test_name)
TestError: Test failed for cpuhotplug
22:34:56 ERROR| child process failed
22:34:56 DEBUG| Traceback (most recent call last):
22:34:56 DEBUG| File "/home/ubuntu/autotest/client/parallel.py", line 25, in fork_start
22:34:56 DEBUG| l()
22:34:56 DEBUG| File "/home/ubuntu/autotest/client/job.py", line 505, in <lambda>
22:34:56 DEBUG| l = lambda: test.runtest(self, url, tag, args, dargs)
22:34:56 DEBUG| File "/home/ubuntu/autotest/client/test.py", line 125, in runtest
22:34:56 DEBUG| job.sysinfo.log_after_each_iteration)
22:34:56 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 913, in runtest
22:34:56 DEBUG| mytest._exec(args, dargs)
22:34:56 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 411, in _exec
22:34:56 DEBUG| _call_test_function(self.execute, *p_args, **p_dargs)
22:34:56 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
22:34:56 DEBUG| return func(*args, **dargs)
22:34:56 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 291, in execute
22:34:56 DEBUG| postprocess_profiled_run, args, dargs)
22:34:56 DEBUG| File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
22:34:56 DEBUG| self.run_once(*args, **dargs)
22:34:56 DEBUG| File "/home/ubuntu/autotest/client/tests/ubuntu_ltp/ubuntu_ltp.py", line 149, in run_once
22:34:56 DEBUG| raise error.TestError('Test failed for ' + test_name)
22:34:56 DEBUG| TestError: Test failed for cpuhotplug
22:34:58 INFO | ERROR ubuntu_ltp.cpuhotplug ubuntu_ltp.cpuhotplug timestamp=1624487698 localtime=Jun 23 22:34:58 Test failed for cpuhotplug
22:34:58 INFO | END ERROR ubuntu_ltp.cpuhotplug ubuntu_ltp.cpuhotplug timestamp=1624487698 localtime=Jun 23 22:34:58
22:34:58 DEBUG| Persistent state client._record_indent now set to 1
22:34:58 DEBUG| Persistent state client.unexpected_reboot deleted
22:34:58 DEBUG| Test has timeout: 7200 sec.