Comment 23 for bug 2004644

Yes, indeed, if you check adt matrix, only build is done. Smoke testing is done during rt. They were tested locally (expect bionic which is already in updates)
1. bionic was tested on linux-gpg-4.15.0-1146.162 in rt:
731 12:56:40 DEBUG| [stdout] Preparing to unpack .../76-lttng-modules-dkms_2.10.8-1ubuntu2~18.04.5_all.deb ...
      732 12:56:40 DEBUG| [stdout] Unpacking lttng-modules-dkms (2.10.8-1ubuntu2~18.04.5) ...
...

      1470 12:58:42 INFO | == lttng smoke test trace context switches ==
      1471 12:58:42 INFO | Session test-kernel-session created.
      1472 12:58:42 INFO | Traces will be written in /tmp/lttng-kernel-trace-22702-session
      1473 12:58:42 INFO | PASSED (lttng create)
      1474 12:58:42 INFO | Kernel event sched_switch created in channel channel0
      1475 12:58:42 INFO | PASSED (lttng enable-event)
      1476 12:58:42 INFO | Tracing started for session test-kernel-session
      1477 12:58:42 INFO | PASSED (lttng start)
      1478 12:58:42 INFO | Waiting for data availability.
      1479 12:58:42 INFO | Tracing stopped for session test-kernel-session
      1480 12:58:42 INFO | PASSED (lttng stop)
      1481 12:58:42 INFO | Session test-kernel-session destroyed
      1482 12:58:42 INFO | PASSED (lttng destroy)
      1483 12:58:42 INFO | Found 26292 dd and 147227 context switches
      1484 12:58:42 INFO | PASSED (simple system call tracing with babeltrace)
      1485 12:58:42 INFO |
      1486 12:58:42 INFO | Summary: 7 passed, 0 failed
      1487 12:58:42 DEBUG| Running 'apt-get remove --yes lttng-modules-dkms'
      1488 12:59:27 INFO | GOOD ubuntu_lttng_smoke_test.lttng-smoke-test ubuntu_lttng_smoke_test.lttng-smoke-test timestamp=1677416367 localtime=Feb 26 12:59:27 completed successfully
      1489 12:59:27 INFO | END GOOD ubuntu_lttng_smoke_test.lttng-smoke-test ubuntu_lttng_smoke_test.lttng-smoke-test timestamp=1677416367 localtime=Feb 26 12:59:27

2. focal 5.4.0-145.162
ubuntu@focal:~$ apt search lttng-modules-dkms
Sorting... Done
Full Text Search... Done
lttng-modules-dkms/focal-proposed 2.12.5-1ubuntu2~20.04.5 all
  Linux Trace Toolkit (LTTng) kernel modules (DKMS)

13:51:57 INFO | Summary: 7 passed, 0 failed
13:51:57 DEBUG| Running 'apt-get remove --yes lttng-modules-dkms'
13:52:21 INFO | GOOD ubuntu_lttng_smoke_test.lttng-smoke-test ubuntuy
13:52:21 INFO | END GOOD ubuntu_lttng_smoke_test.lttng-smoke-test ubuntu1
13:52:21 DEBUG| Persistent state client._record_indent now set to 1
13:52:21 DEBUG| Persistent state client.unexpected_reboot deleted
13:52:21 INFO | END GOOD ---- ---- timestamp=1678197141 localtime=Mar 07 13:521

3. jammy 5.15.0-68.75
ubuntu@jammy:~$ apt search lttng-modules-dkms
Sorting... Done
Full Text Search... Done
lttng-modules-dkms/jammy-proposed,now 2.13.8-1~ubuntu22.04.0 all [installed]
  Linux Trace Toolkit (LTTng) kernel modules (DKMS)

14:16:39 INFO | Summary: 7 passed, 0 failed
14:16:39 DEBUG| Running 'apt-get remove --yes lttng-modules-dkms'
14:16:52 INFO | GOOD ubuntu_lttng_smoke_test.lttng-smoke-test ubuntu_lttng_smoke_test.lttng-smoke-test timestamp=1678198612 localtime=Mar 07 14:16:52 completed successfully
14:16:52 INFO | END GOOD ubuntu_lttng_smoke_test.lttng-smoke-test ubuntu_lttng_smoke_test.lttng-smoke-test timestamp=1678198612 localtime=Mar 07 14:16:52
14:16:52 DEBUG| Persistent state client._record_indent now set to 1
14:16:52 DEBUG| Persistent state client.unexpected_reboot deleted
14:16:52 INFO | END GOOD ---- ---- timestamp=1678198612 localtime=Mar 07 14:16:52

4. kinetic 5.19.0-37.38
ubuntu@kinetic:~$ apt search lttng-modules-dkms
Sorting... Done
Full Text Search... Done
lttng-modules-dkms/kinetic-proposed,now 2.13.8-1~ubuntu22.10.0 all [installed]
  Linux Trace Toolkit (LTTng) kernel modules (DKMS)

14:25:33 INFO | Summary: 7 passed, 0 failed
14:25:33 DEBUG| Running 'apt-get remove --yes lttng-modules-dkms'
14:25:38 INFO | GOOD ubuntu_lttng_smoke_test.lttng-smoke-test ubuntu_lttng_smoke_test.lttng-smoke-test timestamp=1678199138 localtime=Mar 07 14:25:38 y
14:25:38 INFO | END GOOD ubuntu_lttng_smoke_test.lttng-smoke-test ubuntu_lttng_smoke_test.lttng-smoke-test timestamp=1678199138 localtime=Mar 07 14:25:38
14:25:38 DEBUG| Persistent state client._record_indent now set to 1
14:25:38 DEBUG| Persistent state client.unexpected_reboot deleted