Comment 1 for bug 2055309

I have a patch to run tests in autopkgtest but these tests are failing. I checked and they are failing without any change on my side.

2 out of 36 tests are failing. I will try to diagnose these failures.

# sudo ./utest/trace-utest

     CUnit - A unit testing framework for C - Version 2.1-3
     http://cunit.sourceforge.net/

Memory mapped buffers not supported

Suite: tracefs library
  Test: Test tracefs/debugfs mounting ...passed
  Test: trace cpu read ...passed
  Test: trace cpu read_buf_percent ...FAILED
    1. tracefs-utest.c:1333 - data->done == false
    2. tracefs-utest.c:1359 - data->done == true
    3. tracefs-utest.c:1301 - kbuf != NULL
    4. tracefs-utest.c:1359 - data->done == true
    5. tracefs-utest.c:1301 - kbuf != NULL
    6. tracefs-utest.c:1359 - data->done == true
    7. tracefs-utest.c:1301 - kbuf != NULL
    8. tracefs-utest.c:1359 - data->done == true
    9. tracefs-utest.c:1301 - kbuf != NULL
  Test: trace cpu pipe ...passed
  Test: trace pid events filter ...passed
  Test: trace pid function filter ...passed
  Test: trace sql ...passed
  Test: trace sql trace onmax ...passed
  Test: trace sql trace onchange ...passed
  Test: trace sql snapshot onmax ...passed
  Test: trace sql snapshot onchange ...passed
  Test: trace sql save onmax ...passed
  Test: trace sql save onchange ...passed
  Test: trace sql trace and snapshot onmax ...passed
  Test: trace sql trace and snapshot onchange ...passed
  Test: tracing file / directory APIs ...passed
  Test: instance file / directory APIs ...passed
  Test: instance file descriptor ...passed
  Test: instance reset ...passed
  Test: systems and events APIs ...passed
  Test: tracefs_iterate_snapshot_events API ...passed
  Test: tracefs_iterate_raw_events API ...passed
  Test: Follow events ...passed
  Test: Follow events clear ...passed
  Test: tracefs_tracers API ...passed
  Test: tracefs_local events API ...passed
  Test: tracefs_instances_walk API ...passed
  Test: tracefs_get_clock API ...passed
  Test: tracing on / off ...passed
  Test: tracing options ...passed
  Test: custom system directory ...passed
  Test: ftrace marker ...passed
  Test: kprobes ...passed
  Test: synthetic events ...passed
  Test: eprobes ...passed
  Test: uprobes ...FAILED
    1. tracefs-utest.c:2205 - ret == 0
    2. tracefs-utest.c:2205 - ret == 0

Run Summary: Type Total Ran Passed Failed Inactive
              suites 1 1 n/a 0 0
               tests 36 36 34 2 0
             asserts 32600531 32600531 32600520 11 n/a

Elapsed time = 30.844 seconds