This is caused by upstream dropping trace points in random (again). That
change got backported to v5.15.44. There is an upstream fix for lttng-
modules which needs to be applied to fix this:
commit ed1149ef
Author: Michael Jeanson <mjean...@efficios.com>
Date: Tue May 31 15:24:48 2022 -0400
fix: 'random' tracepoints removed in stable kernels
** Also affects: linux (Ubuntu Jammy)
Importance: Undecided
Status: New
** Also affects: lttng-modules (Ubuntu Jammy)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Jammy)
Status: New => Won't Fix
** Changed in: lttng-modules (Ubuntu)
Status: New => Invalid
** Changed in: lttng-modules (Ubuntu Jammy)
Importance: Undecided => Medium
** Changed in: lttng-modules (Ubuntu Jammy)
Status: New => In Progress
** Changed in: lttng-modules (Ubuntu Jammy)
Assignee: (unassigned) => Stefan Bader (smb)
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Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1986921
Title:
lttng-modules/2.13.1-1 ADT test failure with linux/5.15.0-47.51
Status in ubuntu-kernel-tests:
New
Status in linux package in Ubuntu:
Won't Fix
Status in lttng-modules package in Ubuntu:
Invalid
Status in linux source package in Jammy:
Won't Fix
Status in lttng-modules source package in Jammy:
In Progress
Bug description:
This is a scripted bug report about ADT failures while running lttng-
modules tests for linux/5.15.0-47.51 on jammy. Whether this is caused
by the dep8 tests of the tested source or the kernel has yet to be
determined.
Testing failed on:
amd64:
https://autopkgtest.ubuntu.com/results/autopkgtest-jammy/jammy/amd64/l/lttng-modules/20220817_074711_55044@/log.gz
arm64:
https://autopkgtest.ubuntu.com/results/autopkgtest-jammy/jammy/arm64/l/lttng-modules/20220817_075639_1a4d1@/log.gz
ppc64el:
https://autopkgtest.ubuntu.com/results/autopkgtest-jammy/jammy/ppc64el/l/lttng-modules/20220817_074544_d2849@/log.gz
s390x:
https://autopkgtest.ubuntu.com/results/autopkgtest-jammy/jammy/s390x/l/lttng-modules/20220817_075106_d2849@/log.gz
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