It looks like we need to update lttng-module-dkms with something like this:
https://git.lttng.org/?p=lttng-modules.git;a=commitdiff;h=6479c4ae43e7a2096b97c800ece57defd0ba62b7
** Summary changed:
- lttng DKMS failed to build on Jammy in sru-20250113
+ lttng DKMS failed to build on Jammy in sru-20250113 (error: conflicting types
for 'trace_mm_page_alloc_zone_locked')
** Also affects: lttng-modules (Ubuntu)
Importance: Undecided
Status: New
** Also affects: lttng-modules (Ubuntu Jammy)
Importance: Undecided
Status: New
** Changed in: lttng-modules (Ubuntu)
Status: New => Invalid
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https://bugs.launchpad.net/bugs/2096645
Title:
lttng DKMS failed to build on Jammy in sru-20250113 (error:
conflicting types for 'trace_mm_page_alloc_zone_locked')
Status in ubuntu-kernel-tests:
New
Status in lttng-modules package in Ubuntu:
Invalid
Status in lttng-modules source package in Jammy:
New
Bug description:
Issue found with Jammy 5.15.0-132.143 in sru-20250113
Module build failed with:
CC [M]
/var/lib/dkms/lttng-modules/2.13.8/build/src/lib/ringbuffer/ring_buffer_iterator.o
CC [M]
/var/lib/dkms/lttng-modules/2.13.8/build/src/probes/lttng-probe-kmem.o
In file included from
/var/lib/dkms/lttng-modules/2.13.8/build/src/probes/../../include/lttng/define_trace.h:87,
from
/var/lib/dkms/lttng-modules/2.13.8/build/src/probes/../../include/instrumentation/events/kmem.h:570,
from
/var/lib/dkms/lttng-modules/2.13.8/build/src/probes/lttng-probe-kmem.c:35:
/var/lib/dkms/lttng-modules/2.13.8/build/src/probes/../../include/lttng/tracepoint-event-impl.h:133:6:
error: conflicting types for 'trace_mm_page_alloc_zone_locked'; have
'void(struct page *, unsigned int, int)'
133 | void trace_##_name(_proto);
| ^~~~~~
/var/lib/dkms/lttng-modules/2.13.8/build/src/probes/../../include/instrumentation/events/kmem.h:438:1:
note: in expansion of macro 'LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP'
438 | LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(kmem_mm_page,
mm_page_alloc_zone_locked,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from ./include/trace/events/kmem.h:9,
from
/var/lib/dkms/lttng-modules/2.13.8/build/src/probes/lttng-probe-kmem.c:24:
./include/linux/tracepoint.h:244:28: note: previous definition of
'trace_mm_page_alloc_zone_locked' with type 'void(struct page *, unsigned int,
int, int)'
244 | static inline void trace_##name(proto)
\
| ^~~~~~
./include/linux/tracepoint.h:416:9: note: in expansion of macro
'__DECLARE_TRACE'
416 | __DECLARE_TRACE(name, PARAMS(proto), PARAMS(args),
\
| ^~~~~~~~~~~~~~~
./include/linux/tracepoint.h:539:9: note: in expansion of macro
'DECLARE_TRACE'
539 | DECLARE_TRACE(name, PARAMS(proto), PARAMS(args))
| ^~~~~~~~~~~~~
./include/trace/events/kmem.h:259:1: note: in expansion of macro
'DEFINE_EVENT'
259 | DEFINE_EVENT(mm_page, mm_page_alloc_zone_locked,
| ^~~~~~~~~~~~
make[3]: *** [scripts/Makefile.build:297:
/var/lib/dkms/lttng-modules/2.13.8/build/src/probes/lttng-probe-kmem.o] Error 1
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