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[Bug 2026713] Re: ubuntu_ltp_stable:dio fails oin linux-lowlatency-64k

 

This dio test will crash on this scobee-kernel with linux-lowlatency-
hwe-5.15 ARM64k as well

** Tags added: ubuntu-ltp-stable

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https://bugs.launchpad.net/bugs/2026713

Title:
  ubuntu_ltp_stable:dio fails oin linux-lowlatency-64k

Status in ubuntu-kernel-tests:
  New

Bug description:
  Seen on scobee-kernel.

  This causes sut-test TEST SYSTEM FAILURE DETECTED

    15895 	  	02:42:27 INFO |     START    ubuntu_ltp_stable.dio    ubuntu_ltp_stable.dio    timeout=12600    timestamp=1688611347    localtime=Jul 06 02:42:27
        15896 	  	02:42:28 DEBUG| Persistent state client._record_indent now set to 2
        15897 	  	02:42:28 DEBUG| Persistent state client.unexpected_reboot now set to ('ubuntu_ltp_stable.dio', 'ubuntu_ltp_stable.dio')
        15898 	  	02:42:28 DEBUG| Waiting for pid 47860 for 12600 seconds
        15899 	  	02:42:28 WARNI| System python is too old, crash handling disabled
        15900 	  	02:42:28 INFO | Setting LTP_TIMEOUT_MUL exceptions...
        15901 	  	02:42:28 INFO | Setting LTP_TIMEOUT_MUL=3 for cve-2018-1000204 / ioctl_sg01 (lp:1899413, lp:1936886, lp:1949934)
        15902 	  	03:10:10 INFO | Not logging /proc/meminfo (lack of permissions)
        15903 	  	03:10:10 INFO | Not logging /proc/buddyinfo (lack of permissions)
        15904 	  	03:10:10 INFO | Not logging /proc/schedstat (lack of permissions)
        15905 	  	03:10:10 INFO | Not logging /proc/slabinfo (lack of permissions)
        15906 	  	03:10:10 INFO | Not logging /proc/interrupts (lack of permissions)
        15907 	  	03:10:10 ERROR| Exception escaping from test:
        15908 	  	Traceback (most recent call last):
        15909 	  	  File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
        15910 	  	    return func(*args, **dargs)
        15911 	  	           ^^^^^^^^^^^^^^^^^^^^
        15912 	  	  File "/home/ubuntu/autotest/client/shared/test.py", line 290, in execute
        15913 	  	    self._call_run_once(constraints, profile_only,
        15914 	  	  File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
        15915 	  	    self.run_once(*args, **dargs)
        15916 	  	  File "/home/ubuntu/autotest/client/tests/ubuntu_ltp_stable/ubuntu_ltp_stable.py", line 123, in run_once
        15917 	  	    with open ('/tmp/target' , 'w') as t:
        15918 	  	         ^^^^^^^^^^^^^^^^^^^^^^^^^^
        15919 	  	OSError: [Errno 30] Read-only file system: '/tmp/target'
        15920
        15921 	  	During handling of the above exception, another exception occurred:
        15922
        15923 	  	Traceback (most recent call last):
        15924 	  	  File "/home/ubuntu/autotest/client/shared/test.py", line 411, in _exec
        15925 	  	    _call_test_function(self.execute, *p_args, **p_dargs)
        15926 	  	  File "/home/ubuntu/autotest/client/shared/test.py", line 830, in _call_test_function
        15927 	  	    raise error.UnhandledTestFail(e)
        15928 	  	autotest.client.shared.error.UnhandledTestFail: Unhandled OSError: [Errno 30] Read-only file system: '/tmp/target'
        15929 	  	Traceback (most recent call last):
        15930 	  	  File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
        15931 	  	    return func(*args, **dargs)
        15932 	  	           ^^^^^^^^^^^^^^^^^^^^
        15933 	  	  File "/home/ubuntu/autotest/client/shared/test.py", line 290, in execute
        15934 	  	    self._call_run_once(constraints, profile_only,
        15935 	  	  File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
        15936 	  	    self.run_once(*args, **dargs)
        15937 	  	  File "/home/ubuntu/autotest/client/tests/ubuntu_ltp_stable/ubuntu_ltp_stable.py", line 123, in run_once
        15938 	  	    with open ('/tmp/target' , 'w') as t:
        15939 	  	         ^^^^^^^^^^^^^^^^^^^^^^^^^^
        15940 	  	OSError: [Errno 30] Read-only file system: '/tmp/target'
        15941
        15942 	  	03:10:10 INFO | post-test sysinfo error:
        15943 	  	03:10:10 INFO | Traceback (most recent call last):
        15944 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
        15945 	  	03:10:10 INFO |     return func(*args, **dargs)
        15946 	  	03:10:10 INFO |            ^^^^^^^^^^^^^^^^^^^^
        15947 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/test.py", line 290, in execute
        15948 	  	03:10:10 INFO |     self._call_run_once(constraints, profile_only,
        15949 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
        15950 	  	03:10:10 INFO |     self.run_once(*args, **dargs)
        15951 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/tests/ubuntu_ltp_stable/ubuntu_ltp_stable.py", line 123, in run_once
        15952 	  	03:10:10 INFO |     with open ('/tmp/target' , 'w') as t:
        15953 	  	03:10:10 INFO |          ^^^^^^^^^^^^^^^^^^^^^^^^^^
        15954 	  	03:10:10 INFO | OSError: [Errno 30] Read-only file system: '/tmp/target'
        15955 	  	03:10:10 INFO |
        15956 	  	03:10:10 INFO | During handling of the above exception, another exception occurred:
        15957 	  	03:10:10 INFO |
        15958 	  	03:10:10 INFO | Traceback (most recent call last):
        15959 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/test.py", line 411, in _exec
        15960 	  	03:10:10 INFO |     _call_test_function(self.execute, *p_args, **p_dargs)
        15961 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/test.py", line 830, in _call_test_function
        15962 	  	03:10:10 INFO |     raise error.UnhandledTestFail(e)
        15963 	  	03:10:10 INFO | autotest.client.shared.error.UnhandledTestFail: Unhandled OSError: [Errno 30] Read-only file system: '/tmp/target'
        15964 	  	03:10:10 INFO | Traceback (most recent call last):
        15965 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
        15966 	  	03:10:10 INFO |     return func(*args, **dargs)
        15967 	  	03:10:10 INFO |            ^^^^^^^^^^^^^^^^^^^^
        15968 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/test.py", line 290, in execute
        15969 	  	03:10:10 INFO |     self._call_run_once(constraints, profile_only,
        15970 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
        15971 	  	03:10:10 INFO |     self.run_once(*args, **dargs)
        15972 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/tests/ubuntu_ltp_stable/ubuntu_ltp_stable.py", line 123, in run_once
        15973 	  	03:10:10 INFO |     with open ('/tmp/target' , 'w') as t:
        15974 	  	03:10:10 INFO |          ^^^^^^^^^^^^^^^^^^^^^^^^^^
        15975 	  	03:10:10 INFO | OSError: [Errno 30] Read-only file system: '/tmp/target'
        15976 	  	03:10:10 INFO |
        15977 	  	03:10:10 INFO |
        15978 	  	03:10:10 INFO | During handling of the above exception, another exception occurred:
        15979 	  	03:10:10 INFO |
        15980 	  	03:10:10 INFO | Traceback (most recent call last):
        15981 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/test.py", line 913, in runtest
        15982 	  	03:10:10 INFO |     mytest._exec(args, dargs)
        15983 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/test.py", line 434, in _exec
        15984 	  	03:10:10 INFO |     raise exc_info[0](exc_info[1]).with_traceback(exc_info[2])
        15985 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/test.py", line 411, in _exec
        15986 	  	03:10:10 INFO |     _call_test_function(self.execute, *p_args, **p_dargs)
        15987 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/test.py", line 830, in _call_test_function
        15988 	  	03:10:10 INFO |     raise error.UnhandledTestFail(e)
        15989 	  	03:10:10 INFO | autotest.client.shared.error.UnhandledTestFail: Unhandled OSError: [Errno 30] Read-only file system: '/tmp/target'
        15990 	  	03:10:10 INFO | Traceback (most recent call last):
        15991 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
        15992 	  	03:10:10 INFO |     return func(*args, **dargs)
        15993 	  	03:10:10 INFO |            ^^^^^^^^^^^^^^^^^^^^
        15994 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/test.py", line 290, in execute
        15995 	  	03:10:10 INFO |     self._call_run_once(constraints, profile_only,
        15996 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
        15997 	  	03:10:10 INFO |     self.run_once(*args, **dargs)
        15998 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/tests/ubuntu_ltp_stable/ubuntu_ltp_stable.py", line 123, in run_once
        15999 	  	03:10:10 INFO |     with open ('/tmp/target' , 'w') as t:
        16000 	  	03:10:10 INFO |          ^^^^^^^^^^^^^^^^^^^^^^^^^^
        16001 	  	03:10:10 INFO | OSError: [Errno 30] Read-only file system: '/tmp/target'
        16002 	  	03:10:10 INFO |
        16003 	  	03:10:10 INFO |
        16004 	  	03:10:10 INFO | During handling of the above exception, another exception occurred:
        16005 	  	03:10:10 INFO |
        16006 	  	03:10:10 INFO | Traceback (most recent call last):
        16007 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/base_sysinfo.py", line 291, in log_after_each_test
        16008 	  	03:10:10 INFO |     os.symlink(symlink_src, symlink_dest)
        16009 	  	03:10:10 INFO | OSError: [Errno 30] Read-only file system: '../../sysinfo' -> '/home/ubuntu/autotest/client/results/default/ubuntu_ltp_stable.dio/sysinfo/reboot_current'
        16010 	  	03:10:10 INFO |
        16011 	  	03:10:10 INFO | During handling of the above exception, another exception occurred:
        16012 	  	03:10:10 INFO |
        16013 	  	03:10:10 INFO | Traceback (most recent call last):
        16014 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/shared/log.py", line 74, in decorated_func
        16015 	  	03:10:10 INFO |     fn(*args, **dargs)
        16016 	  	03:10:10 INFO |   File "/home/ubuntu/autotest/client/base_sysinfo.py", line 293, in log_after_each_test
        16017 	  	03:10:10 INFO |     raise Exception('%s: whilst linking %s to %s' % (e, symlink_src,
        16018 	  	03:10:10 INFO | Exception: [Errno 30] Read-only file system: '../../sysinfo' -> '/home/ubuntu/autotest/client/results/default/ubuntu_ltp_stable.dio/sysinfo/reboot_current': whilst linking ../../sysinfo to /home/ubuntu/autotest/client/results/default/ubuntu_ltp_stable.dio/sysinfo/reboot_current
        16019 	  	03:10:10 ERROR| child process failed
        16020 	  	03:10:10 DEBUG| Traceback (most recent call last):
        16021 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
        16022 	  	03:10:10 DEBUG|     return func(*args, **dargs)
        16023 	  	03:10:10 DEBUG|            ^^^^^^^^^^^^^^^^^^^^
        16024 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/shared/test.py", line 290, in execute
        16025 	  	03:10:10 DEBUG|     self._call_run_once(constraints, profile_only,
        16026 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
        16027 	  	03:10:10 DEBUG|     self.run_once(*args, **dargs)
        16028 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/tests/ubuntu_ltp_stable/ubuntu_ltp_stable.py", line 123, in run_once
        16029 	  	03:10:10 DEBUG|     with open ('/tmp/target' , 'w') as t:
        16030 	  	03:10:10 DEBUG|          ^^^^^^^^^^^^^^^^^^^^^^^^^^
        16031 	  	03:10:10 DEBUG| OSError: [Errno 30] Read-only file system: '/tmp/target'
        16032 	  	03:10:10 DEBUG|
        16033 	  	03:10:10 DEBUG| During handling of the above exception, another exception occurred:
        16034 	  	03:10:10 DEBUG|
        16035 	  	03:10:10 DEBUG| Traceback (most recent call last):
        16036 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/shared/test.py", line 411, in _exec
        16037 	  	03:10:10 DEBUG|     _call_test_function(self.execute, *p_args, **p_dargs)
        16038 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/shared/test.py", line 830, in _call_test_function
        16039 	  	03:10:10 DEBUG|     raise error.UnhandledTestFail(e)
        16040 	  	03:10:10 DEBUG| autotest.client.shared.error.UnhandledTestFail: Unhandled OSError: [Errno 30] Read-only file system: '/tmp/target'
        16041 	  	03:10:10 DEBUG| Traceback (most recent call last):
        16042 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
        16043 	  	03:10:10 DEBUG|     return func(*args, **dargs)
        16044 	  	03:10:10 DEBUG|            ^^^^^^^^^^^^^^^^^^^^
        16045 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/shared/test.py", line 290, in execute
        16046 	  	03:10:10 DEBUG|     self._call_run_once(constraints, profile_only,
        16047 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
        16048 	  	03:10:10 DEBUG|     self.run_once(*args, **dargs)
        16049 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/tests/ubuntu_ltp_stable/ubuntu_ltp_stable.py", line 123, in run_once
        16050 	  	03:10:10 DEBUG|     with open ('/tmp/target' , 'w') as t:
        16051 	  	03:10:10 DEBUG|          ^^^^^^^^^^^^^^^^^^^^^^^^^^
        16052 	  	03:10:10 DEBUG| OSError: [Errno 30] Read-only file system: '/tmp/target'
        16053 	  	03:10:10 DEBUG|
        16054 	  	03:10:10 DEBUG|
        16055 	  	03:10:10 DEBUG| During handling of the above exception, another exception occurred:
        16056 	  	03:10:10 DEBUG|
        16057 	  	03:10:10 DEBUG| Traceback (most recent call last):
        16058 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/parallel.py", line 25, in fork_start
        16059 	  	03:10:10 DEBUG|     l()
        16060 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/job.py", line 505, in
        16061 	  	03:10:10 DEBUG|     l = lambda: test.runtest(self, url, tag, args, dargs)
        16062 	  	03:10:10 DEBUG|                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        16063 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/test.py", line 121, in runtest
        16064 	  	03:10:10 DEBUG|     common_test.runtest(job, url, tag, args, dargs, locals(), globals(),
        16065 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/shared/test.py", line 913, in runtest
        16066 	  	03:10:10 DEBUG|     mytest._exec(args, dargs)
        16067 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/shared/test.py", line 434, in _exec
        16068 	  	03:10:10 DEBUG|     raise exc_info[0](exc_info[1]).with_traceback(exc_info[2])
        16069 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/shared/test.py", line 411, in _exec
        16070 	  	03:10:10 DEBUG|     _call_test_function(self.execute, *p_args, **p_dargs)
        16071 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/shared/test.py", line 830, in _call_test_function
        16072 	  	03:10:10 DEBUG|     raise error.UnhandledTestFail(e)
        16073 	  	03:10:10 DEBUG| autotest.client.shared.error.UnhandledTestFail: Unhandled OSError: [Errno 30] Read-only file system: '/tmp/target'
        16074 	  	03:10:10 DEBUG| Traceback (most recent call last):
        16075 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
        16076 	  	03:10:10 DEBUG|     return func(*args, **dargs)
        16077 	  	03:10:10 DEBUG|            ^^^^^^^^^^^^^^^^^^^^
        16078 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/shared/test.py", line 290, in execute
        16079 	  	03:10:10 DEBUG|     self._call_run_once(constraints, profile_only,
        16080 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
        16081 	  	03:10:10 DEBUG|     self.run_once(*args, **dargs)
        16082 	  	03:10:10 DEBUG|   File "/home/ubuntu/autotest/client/tests/ubuntu_ltp_stable/ubuntu_ltp_stable.py", line 123, in run_once
        16083 	  	03:10:10 DEBUG|     with open ('/tmp/target' , 'w') as t:
        16084 	  	03:10:10 DEBUG|          ^^^^^^^^^^^^^^^^^^^^^^^^^^
        16085 	  	03:10:10 DEBUG| OSError: [Errno 30] Read-only file system: '/tmp/target'
        16086 	  	03:10:10 DEBUG|
        16087 	  	03:10:11 ERROR| JOB ERROR: Unhandled OSError: [Errno 5] Input/output error: '/home/ubuntu/autotest/client/tmp/control.state'
        16088 	  	Traceback (most recent call last):
        16089 	  	  File "/home/ubuntu/autotest/client/job.py", line 555, in group_func
        16090 	  	  File "/home/ubuntu/autotest/client/job.py", line 510, in _runtest
        16091 	  	  File "/home/ubuntu/autotest/client/parallel.py", line 116, in fork_waitfor_timed
        16092 	  	autotest.client.shared.error.TestError: Test subprocess failed rc=256
        16093
        16094 	  	During handling of the above exception, another exception occurred:
        16095
        16096 	  	Traceback (most recent call last):
        16097 	  	  File "/home/ubuntu/autotest/client/job.py", line 634, in _rungroup
        16098 	  	  File "/home/ubuntu/autotest/client/job.py", line 1215, in watched_func
        16099 	  	  File "/home/ubuntu/autotest/client/job.py", line 558, in group_func
        16100 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 1311, in record
        16101 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 1325, in record_entry
        16102 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 719, in record_entry
        16103 	  	  File "/home/ubuntu/autotest/client/job.py", line 209, in client_job_record_hook
        16104 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 696, in render_entry
        16105 	  	  File "/home/ubuntu/autotest/client/job.py", line 73, in indent
        16106 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 468, in getter
        16107 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 165, in wrapped_method
        16108 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 225, in _lock_backing_file
        16109 	  	OSError: [Errno 5] Input/output error: '/home/ubuntu/autotest/client/tmp/control.state'
        16110
        16111 	  	During handling of the above exception, another exception occurred:
        16112
        16113 	  	Traceback (most recent call last):
        16114 	  	  File "/home/ubuntu/autotest/client/job.py", line 650, in _rungroup
        16115 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 1311, in record
        16116 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 1325, in record_entry
        16117 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 719, in record_entry
        16118 	  	  File "/home/ubuntu/autotest/client/job.py", line 209, in client_job_record_hook
        16119 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 694, in render_entry
        16120 	  	  File "/home/ubuntu/autotest/client/job.py", line 73, in indent
        16121 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 468, in getter
        16122 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 165, in wrapped_method
        16123 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 225, in _lock_backing_file
        16124 	  	OSError: [Errno 5] Input/output error: '/home/ubuntu/autotest/client/tmp/control.state'
        16125
        16126 	  	During handling of the above exception, another exception occurred:
        16127
        16128 	  	Traceback (most recent call last):
        16129 	  	  File "/home/ubuntu/autotest/client/job.py", line 1109, in step_engine
        16130 	  	  File "/home/ubuntu/autotest/client/tests/ubuntu_ltp_stable/control", line 31, in
        16131 	  	  File "/home/ubuntu/autotest/client/job.py", line 52, in wrapped
        16132 	  	  File "/home/ubuntu/autotest/client/job.py", line 610, in run_test_detail
        16133 	  	  File "/home/ubuntu/autotest/client/job.py", line 653, in _rungroup
        16134 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 165, in wrapped_method
        16135 	  	  File "/home/ubuntu/autotest/client/shared/base_job.py", line 225, in _lock_backing_file
        16136 	  	OSError: [Errno 5] Input/output error: '/home/ubuntu/autotest/client/tmp/control.state'
        16137
        16138 	  	03:10:11 ERROR| Traceback (most recent call last):
        16139 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 555, in group_func
        16140 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 510, in _runtest
        16141 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/parallel.py", line 116, in fork_waitfor_timed
        16142 	  	03:10:11 ERROR| autotest.client.shared.error.TestError: Test subprocess failed rc=256
        16143 	  	03:10:11 ERROR|
        16144 	  	03:10:11 ERROR| During handling of the above exception, another exception occurred:
        16145 	  	03:10:11 ERROR|
        16146 	  	03:10:11 ERROR| Traceback (most recent call last):
        16147 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 634, in _rungroup
        16148 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 1215, in watched_func
        16149 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 558, in group_func
        16150 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 1311, in record
        16151 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 1325, in record_entry
        16152 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 719, in record_entry
        16153 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 209, in client_job_record_hook
        16154 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 696, in render_entry
        16155 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 73, in indent
        16156 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 468, in getter
        16157 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 165, in wrapped_method
        16158 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 225, in _lock_backing_file
        16159 	  	03:10:11 ERROR| OSError: [Errno 5] Input/output error: '/home/ubuntu/autotest/client/tmp/control.state'
        16160 	  	03:10:11 ERROR|
        16161 	  	03:10:11 ERROR| During handling of the above exception, another exception occurred:
        16162 	  	03:10:11 ERROR|
        16163 	  	03:10:11 ERROR| Traceback (most recent call last):
        16164 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 650, in _rungroup
        16165 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 1311, in record
        16166 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 1325, in record_entry
        16167 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 719, in record_entry
        16168 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 209, in client_job_record_hook
        16169 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 694, in render_entry
        16170 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 73, in indent
        16171 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 468, in getter
        16172 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 165, in wrapped_method
        16173 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 225, in _lock_backing_file
        16174 	  	03:10:11 ERROR| OSError: [Errno 5] Input/output error: '/home/ubuntu/autotest/client/tmp/control.state'
        16175 	  	03:10:11 ERROR|
        16176 	  	03:10:11 ERROR| During handling of the above exception, another exception occurred:
        16177 	  	03:10:11 ERROR|
        16178 	  	03:10:11 ERROR| Traceback (most recent call last):
        16179 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 1109, in step_engine
        16180 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/tests/ubuntu_ltp_stable/control", line 31, in
        16181 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 52, in wrapped
        16182 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 610, in run_test_detail
        16183 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 653, in _rungroup
        16184 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 165, in wrapped_method
        16185 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 225, in _lock_backing_file
        16186 	  	03:10:11 ERROR| OSError: [Errno 5] Input/output error: '/home/ubuntu/autotest/client/tmp/control.state'
        16187 	  	03:10:11 ERROR|
        16188 	  	03:10:11 ERROR| During handling of the above exception, another exception occurred:
        16189 	  	03:10:11 ERROR|
        16190 	  	03:10:11 ERROR| Traceback (most recent call last):
        16191 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 1264, in runjob
        16192 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 1117, in step_engine
        16193 	  	03:10:11 ERROR| autotest.client.shared.error.UnhandledJobError: Unhandled OSError: [Errno 5] Input/output error: '/home/ubuntu/autotest/client/tmp/control.state'
        16194 	  	03:10:11 ERROR| Traceback (most recent call last):
        16195 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 555, in group_func
        16196 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 510, in _runtest
        16197 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/parallel.py", line 116, in fork_waitfor_timed
        16198 	  	03:10:11 ERROR| autotest.client.shared.error.TestError: Test subprocess failed rc=256
        16199 	  	03:10:11 ERROR|
        16200 	  	03:10:11 ERROR| During handling of the above exception, another exception occurred:
        16201 	  	03:10:11 ERROR|
        16202 	  	03:10:11 ERROR| Traceback (most recent call last):
        16203 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 634, in _rungroup
        16204 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 1215, in watched_func
        16205 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 558, in group_func
        16206 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 1311, in record
        16207 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 1325, in record_entry
        16208 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 719, in record_entry
        16209 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 209, in client_job_record_hook
        16210 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 696, in render_entry
        16211 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 73, in indent
        16212 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 468, in getter
        16213 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 165, in wrapped_method
        16214 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 225, in _lock_backing_file
        16215 	  	03:10:11 ERROR| OSError: [Errno 5] Input/output error: '/home/ubuntu/autotest/client/tmp/control.state'
        16216 	  	03:10:11 ERROR|
        16217 	  	03:10:11 ERROR| During handling of the above exception, another exception occurred:
        16218 	  	03:10:11 ERROR|
        16219 	  	03:10:11 ERROR| Traceback (most recent call last):
        16220 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 650, in _rungroup
        16221 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 1311, in record
        16222 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 1325, in record_entry
        16223 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 719, in record_entry
        16224 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 209, in client_job_record_hook
        16225 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 694, in render_entry
        16226 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 73, in indent
        16227 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 468, in getter
        16228 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 165, in wrapped_method
        16229 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 225, in _lock_backing_file
        16230 	  	03:10:11 ERROR| OSError: [Errno 5] Input/output error: '/home/ubuntu/autotest/client/tmp/control.state'
        16231 	  	03:10:11 ERROR|
        16232 	  	03:10:11 ERROR| During handling of the above exception, another exception occurred:
        16233 	  	03:10:11 ERROR|
        16234 	  	03:10:11 ERROR| Traceback (most recent call last):
        16235 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 1109, in step_engine
        16236 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/tests/ubuntu_ltp_stable/control", line 31, in
        16237 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 52, in wrapped
        16238 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 610, in run_test_detail
        16239 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 653, in _rungroup
        16240 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 165, in wrapped_method
        16241 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 225, in _lock_backing_file
        16242 	  	03:10:11 ERROR| OSError: [Errno 5] Input/output error: '/home/ubuntu/autotest/client/tmp/control.state'
        16243 	  	03:10:11 ERROR|
        16244 	  	03:10:11 ERROR|
        16245 	  	03:10:11 ERROR| During handling of the above exception, another exception occurred:
        16246 	  	03:10:11 ERROR|
        16247 	  	03:10:11 ERROR| Traceback (most recent call last):
        16248 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/autotest-local", line 19, in
        16249 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/autotest_local.py", line 76, in main
        16250 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 1279, in runjob
        16251 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 1311, in record
        16252 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 1325, in record_entry
        16253 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 719, in record_entry
        16254 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 209, in client_job_record_hook
        16255 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 694, in render_entry
        16256 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/job.py", line 73, in indent
        16257 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 468, in getter
        16258 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 165, in wrapped_method
        16259 	  	03:10:11 ERROR|   File "/home/ubuntu/autotest/client/shared/base_job.py", line 225, in _lock_backing_file
        16260 	  	03:10:11 ERROR| OSError: [Errno 5] Input/output error: '/home/ubuntu/autotest/client/tmp/control.state'
        16261 	  	(Reading database ... 5%
        16262 	  	(Reading database ... 10%
        16263 	  	(Reading database ... 15%
        16264 	  	(Reading database ... 20%
        16265 	  	(Reading database ... 25%
        16266 	  	(Reading database ... 30%
        16267 	  	(Reading database ... 35%
        16268 	  	(Reading database ... 40%
        16269 	  	(Reading database ... 45%
        16270 	  	(Reading database ... 50%
        16271 	  	(Reading database ... 55%
        16272 	  	(Reading database ... 60%
        16273 	  	(Reading database ... 65%
        16274 	  	(Reading database ... 70%
        16275 	  	(Reading database ... 75%
        16276 	  	(Reading database ... 80%
        16277 	  	(Reading database ... 85%
        16278 	  	(Reading database ... 90%
        16279 	  	(Reading database ... 95%
        16280 	  	(Reading database ... 100%
        16281 	  	(Reading database ... 162423 files and directories currently installed.)
        16282 	  	rsync: connection unexpectedly closed (0 bytes received so far) [Receiver]
        16283 	  	rsync error: unexplained error (code 255) at io.c(235) [Receiver=3.1.2]

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References