ubuntu_ftrace_smoke_test is failing sporadically on B-hwe-edge lowlatency amd64

[Po-Hsu Lin]

Issue found on amd64 node onibi.

Fail rate: 2 out of 3 attempts.

 Running '/home/ubuntu/autotest/client/tests/ubuntu_ftrace_smoke_test/ubuntu_ftrace_smoke_test.sh'
 PASSED (CONFIG_FUNCTION_TRACER=y in /boot/config-5.3.0-19-lowlatency)
 PASSED (CONFIG_FUNCTION_GRAPH_TRACER=y in /boot/config-5.3.0-19-lowlatency)
 PASSED (CONFIG_STACK_TRACER=y in /boot/config-5.3.0-19-lowlatency)
 PASSED (CONFIG_DYNAMIC_FTRACE=y in /boot/config-5.3.0-19-lowlatency)
 PASSED all expected /sys/kernel/debug/tracing files exist
 PASSED (function_graph in /sys/kernel/debug/tracing/available_tracers)
 PASSED (function in /sys/kernel/debug/tracing/available_tracers)
 PASSED (nop in /sys/kernel/debug/tracing/available_tracers)
 PASSED (function can be enabled)
 PASSED (function_graph can be enabled)
 TIMER END Mon Oct 28 06:09:18 UTC 2019
 TIMEOUT
 FAILED: aborting, timeout, took way too long to complete

Didn't see this issue with the generic kernel (only 1 attempt though)

[Ubuntu Kernel Bot (ubuntu-kernel-bot)]

This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:

apport-collect 1850138

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the Ubuntu Kernel Team.