Observed on G/RISC-V , cycle sru-20210531 .
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https://bugs.launchpad.net/bugs/1909422
Title:
ubuntu_ftrace_smoke_test timeout on G-riscv
Status in ubuntu-kernel-tests:
New
Status in linux-riscv package in Ubuntu:
New
Status in linux-riscv source package in Groovy:
New
Bug description:
Issue found on 5.8.0-13.15 RISCV with a KVM instance.
Test failed with "Timer expired (1350 sec.), nuking pid 520", test log:
$ AUTOTEST_PATH=/home/ubuntu/autotest sudo -E autotest/client/autotest-local
--verbose autotest/client/tests/ubuntu_ftrace_smoke_test/control
03:46:12 INFO | Writing results to
/home/ubuntu/autotest/client/results/default
03:46:12 DEBUG| Initializing the state engine
03:46:12 DEBUG| Persistent state client.steps now set to []
03:46:13 DEBUG| Persistent option harness now set to None
03:46:13 DEBUG| Persistent option harness_args now set to None
03:46:13 DEBUG| Selected harness: standalone
03:46:15 INFO | START ---- ---- timestamp=1609127175 localtime=Dec
28 03:46:15
03:46:16 DEBUG| Persistent state client._record_indent now set to 1
03:46:16 DEBUG| Test has timeout: 1350 sec.
03:46:16 INFO | START ubuntu_ftrace_smoke_test.ftrace-smoke-test
ubuntu_ftrace_smoke_test.ftrace-smoke-test timestamp=1609127176
timeout=1350 localtime=Dec 28 03:46:16
03:46:16 DEBUG| Persistent state client._record_indent now set to 2
03:46:16 DEBUG| Persistent state client.unexpected_reboot now set to
('ubuntu_ftrace_smoke_test.ftrace-smoke-test',
'ubuntu_ftrace_smoke_test.ftrace-smoke-test')
03:46:16 DEBUG| Waiting for pid 520 for 1350 seconds
03:46:16 WARNI| System python is too old, crash handling disabled
03:46:16 DEBUG| Running
'/home/ubuntu/autotest/client/tests/ubuntu_ftrace_smoke_test/ubuntu_ftrace_smoke_test.sh'
03:46:16 DEBUG| [stdout] PASSED (CONFIG_FUNCTION_TRACER=y in
/boot/config-5.8.0-13-generic)
03:46:17 DEBUG| [stdout] PASSED (CONFIG_FUNCTION_GRAPH_TRACER=y in
/boot/config-5.8.0-13-generic)
03:46:17 DEBUG| [stdout] PASSED (CONFIG_STACK_TRACER=y in
/boot/config-5.8.0-13-generic)
03:46:17 DEBUG| [stdout] PASSED (CONFIG_DYNAMIC_FTRACE=y in
/boot/config-5.8.0-13-generic)
03:46:19 DEBUG| [stdout] PASSED all expected /sys/kernel/debug/tracing files
exist
03:46:19 DEBUG| [stdout] PASSED (function_graph in
/sys/kernel/debug/tracing/available_tracers)
03:46:19 DEBUG| [stdout] PASSED (function in
/sys/kernel/debug/tracing/available_tracers)
03:46:20 DEBUG| [stdout] PASSED (nop in
/sys/kernel/debug/tracing/available_tracers)
03:46:26 DEBUG| [stdout] PASSED (tracer function can be enabled)
03:46:35 DEBUG| [stdout] PASSED (tracer function_graph can be enabled)
03:46:35 DEBUG| [stdout] - tracer function_graph got enough data
03:46:35 DEBUG| [stdout] - tracer function_graph completed
03:46:36 DEBUG| [stdout] - tracer function_graph being turned off
03:46:36 DEBUG| [stdout] - tracer got 532 irq events
03:46:43 DEBUG| [stdout] - tracer hwlat got enough data
03:46:43 DEBUG| [stdout] - tracer hwlat completed
03:46:43 DEBUG| [stdout] - tracer hwlat being turned off
03:46:44 DEBUG| [stdout] - tracer nop being set as current tracer
03:46:46 DEBUG| [stdout] PASSED (tracer hwlat can be enabled (got 12 lines of
tracing output))
03:46:48 DEBUG| [stdout] - tracer blk got enough data
03:46:48 DEBUG| [stdout] - tracer blk completed
03:46:48 DEBUG| [stdout] - tracer blk being turned off
03:46:48 DEBUG| [stdout] - tracer nop being set as current tracer
03:46:50 DEBUG| [stdout] PASSED (tracer blk can be enabled (got 2 lines of
tracing output))
03:46:56 INFO | Timer expired (1350 sec.), nuking pid 520
03:46:57 INFO | ERROR
ubuntu_ftrace_smoke_test.ftrace-smoke-test
ubuntu_ftrace_smoke_test.ftrace-smoke-test timestamp=1609127216
localtime=Dec 28 03:46:56 Unhandled AutoservRunError: Could not kill 520
None
Traceback (most recent call last):
File "/home/ubuntu/autotest/client/job.py", line 510, in _runtest
parallel.fork_waitfor_timed(self.resultdir, pid, timeout)
File "/home/ubuntu/autotest/client/parallel.py", line 112, in
fork_waitfor_timed
utils.nuke_pid(pid)
File "/home/ubuntu/autotest/client/shared/utils.py", line 1214, in
nuke_pid
raise error.AutoservRunError('Could not kill %d' % pid, None)
AutoservRunError: Could not kill 520
None
03:46:57 INFO | END ERROR
ubuntu_ftrace_smoke_test.ftrace-smoke-test
ubuntu_ftrace_smoke_test.ftrace-smoke-test timestamp=1609127217
localtime=Dec 28 03:46:57
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