Bug#1106707: marked as done (lttng-modules-dkms: module fails to build for Linux 6.15: error: initialization from pointer to non-enclosed address space)

Debian Bug Tracking System Wed, 10 Sep 2025 11:37:26 -0700

Your message dated Wed, 10 Sep 2025 18:35:49 +0000
with message-id <[email protected]>
and subject line Bug#1106707: fixed in lttng-modules 2.14.1-1
has caused the Debian Bug report #1106707,
regarding lttng-modules-dkms: module fails to build for Linux 6.15: error: 
initialization from pointer to non-enclosed address space
to be marked as done.


This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

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-- 
1106707: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1106707
Debian Bug Tracking System
Contact [email protected] with problems

--- Begin Message ---

Package: lttng-modules-dkms
Version: 2.13.18-1
Severity: important
Tags: upstream sid forky

Hi,

lttng-modules-dkms fails to build the module(s) for Linux 6.15 in
experimental:

DKMS (dkms-3.2.0) make.log for lttng-modules/2.13.18 for kernel 6.15-rc7-amd64 
(x86_64)
Sat May 24 21:41:51 UTC 2025

Building module(s)
# command: make -j14 KERNELRELEASE=6.15-rc7-amd64 -C 
/lib/modules/6.15-rc7-amd64/build M=/var/lib/dkms/lttng-modules/2.13.18/build 
modules CONFIG_LTTNG=m CONFIG_LTTNG_CLOCK_PLUGIN_TEST=m
make: Entering directory '/usr/src/linux-headers-6.15-rc7-amd64'
make[1]: Entering directory '/var/lib/dkms/lttng-modules/2.13.18/build'
  CC [M]  src/lttng-ring-buffer-client-discard.o
  CC [M]  src/lttng-ring-buffer-client-overwrite.o
  CC [M]  src/lttng-ring-buffer-metadata-client.o
  CC [M]  src/lttng-ring-buffer-client-mmap-discard.o
  CC [M]  src/lttng-ring-buffer-client-mmap-overwrite.o
  CC [M]  src/lttng-ring-buffer-metadata-mmap-client.o
  CC [M]  src/lttng-ring-buffer-event-notifier-client.o
  CC [M]  src/lttng-counter-client-percpu-32-modular.o
  CC [M]  src/lttng-counter-client-percpu-64-modular.o
  CC [M]  src/lttng-clock.o
  CC [M]  src/lib/msgpack/msgpack.o
  CC [M]  src/lttng-events.o
  CC [M]  src/lttng-abi.o
  CC [M]  src/lttng-string-utils.o
  CC [M]  src/lttng-probes.o
  CC [M]  src/lttng-context.o
In file included from 
/usr/src/linux-headers-6.15-rc7-common/include/asm-generic/percpu.h:7,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/percpu.h:599,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/nospec-branch.h:14,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/paravirt_types.h:12,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/ptrace.h:175,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/math_emu.h:5,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/processor.h:13,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/timex.h:5,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/timex.h:67,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/time32.h:13,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/time.h:60,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/stat.h:19,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/module.h:13,
                 from src/lttng-ring-buffer-event-notifier-client.c:10:
src/../include/ringbuffer/frontend_api.h: In function 'lib_ring_buffer_reserve':
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:220:45: 
error: initialization from pointer to non-enclosed address space
  220 |         const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL;    
\
      |                                             ^
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:238:9: note: 
in expansion of macro '__verify_pcpu_ptr'
  238 |         __verify_pcpu_ptr(ptr);                                         
\
      |         ^~~~~~~~~~~~~~~~~
src/../include/ringbuffer/frontend_api.h:155:23: note: in expansion of macro 
'per_cpu_ptr'
  155 |                 buf = per_cpu_ptr(chan->backend.buf, 
ctx->priv.reserve_cpu);
      |                       ^~~~~~~~~~~
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:220:45: 
note: expected 'const __seg_gs void *' but pointer is of type 'struct 
lttng_kernel_ring_buffer *'
  220 |         const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL;    
\
      |                                             ^
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:238:9: note: 
in expansion of macro '__verify_pcpu_ptr'
  238 |         __verify_pcpu_ptr(ptr);                                         
\
      |         ^~~~~~~~~~~~~~~~~
src/../include/ringbuffer/frontend_api.h:155:23: note: in expansion of macro 
'per_cpu_ptr'
  155 |                 buf = per_cpu_ptr(chan->backend.buf, 
ctx->priv.reserve_cpu);
      |                       ^~~~~~~~~~~
In file included from 
/usr/src/linux-headers-6.15-rc7-common/include/asm-generic/percpu.h:7,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/percpu.h:599,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/nospec-branch.h:14,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/paravirt_types.h:12,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/ptrace.h:175,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/math_emu.h:5,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/processor.h:13,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/timex.h:5,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/timex.h:67,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/time32.h:13,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/time.h:60,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/stat.h:19,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/module.h:13,
                 from src/lttng-ring-buffer-client-overwrite.c:10:
src/../include/ringbuffer/frontend_api.h: In function 'lib_ring_buffer_reserve':
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:220:45: 
error: initialization from pointer to non-enclosed address space
  220 |         const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL;    
\
      |                                             ^
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:238:9: note: 
in expansion of macro '__verify_pcpu_ptr'
  238 |         __verify_pcpu_ptr(ptr);                                         
\
      |         ^~~~~~~~~~~~~~~~~
src/../include/ringbuffer/frontend_api.h:155:23: note: in expansion of macro 
'per_cpu_ptr'
  155 |                 buf = per_cpu_ptr(chan->backend.buf, 
ctx->priv.reserve_cpu);
      |                       ^~~~~~~~~~~
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:220:45: 
note: expected 'const __seg_gs void *' but pointer is of type 'struct 
lttng_kernel_ring_buffer *'
  220 |         const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL;    
\
      |                                             ^
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:238:9: note: 
in expansion of macro '__verify_pcpu_ptr'
  238 |         __verify_pcpu_ptr(ptr);                                         
\
      |         ^~~~~~~~~~~~~~~~~
src/../include/ringbuffer/frontend_api.h:155:23: note: in expansion of macro 
'per_cpu_ptr'
  155 |                 buf = per_cpu_ptr(chan->backend.buf, 
ctx->priv.reserve_cpu);
      |                       ^~~~~~~~~~~
make[4]: *** 
[/usr/src/linux-headers-6.15-rc7-common/scripts/Makefile.build:208: 
src/lttng-ring-buffer-event-notifier-client.o] Error 1
make[4]: *** Waiting for unfinished jobs....
In file included from 
/usr/src/linux-headers-6.15-rc7-common/include/asm-generic/percpu.h:7,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/percpu.h:599,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/nospec-branch.h:14,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/paravirt_types.h:12,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/ptrace.h:175,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/math_emu.h:5,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/processor.h:13,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/timex.h:5,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/timex.h:67,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/time32.h:13,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/time.h:60,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/stat.h:19,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/module.h:13,
                 from src/lttng-ring-buffer-client-discard.c:10:
src/../include/ringbuffer/frontend_api.h: In function 'lib_ring_buffer_reserve':
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:220:45: 
error: initialization from pointer to non-enclosed address space
  220 |         const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL;    
\
      |                                             ^
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:238:9: note: 
in expansion of macro '__verify_pcpu_ptr'
  238 |         __verify_pcpu_ptr(ptr);                                         
\
      |         ^~~~~~~~~~~~~~~~~
src/../include/ringbuffer/frontend_api.h:155:23: note: in expansion of macro 
'per_cpu_ptr'
  155 |                 buf = per_cpu_ptr(chan->backend.buf, 
ctx->priv.reserve_cpu);
      |                       ^~~~~~~~~~~
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:220:45: 
note: expected 'const __seg_gs void *' but pointer is of type 'struct 
lttng_kernel_ring_buffer *'
  220 |         const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL;    
\
      |                                             ^
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:238:9: note: 
in expansion of macro '__verify_pcpu_ptr'
  238 |         __verify_pcpu_ptr(ptr);                                         
\
      |         ^~~~~~~~~~~~~~~~~
src/../include/ringbuffer/frontend_api.h:155:23: note: in expansion of macro 
'per_cpu_ptr'
  155 |                 buf = per_cpu_ptr(chan->backend.buf, 
ctx->priv.reserve_cpu);
      |                       ^~~~~~~~~~~
make[4]: *** 
[/usr/src/linux-headers-6.15-rc7-common/scripts/Makefile.build:208: 
src/lttng-ring-buffer-client-overwrite.o] Error 1
In file included from 
/usr/src/linux-headers-6.15-rc7-common/include/asm-generic/percpu.h:7,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/percpu.h:599,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/nospec-branch.h:14,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/paravirt_types.h:12,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/ptrace.h:175,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/math_emu.h:5,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/processor.h:13,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/timex.h:5,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/timex.h:67,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/time32.h:13,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/time.h:60,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/stat.h:19,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/module.h:13,
                 from src/lttng-ring-buffer-metadata-mmap-client.c:10:
src/../include/ringbuffer/frontend_api.h: In function 'lib_ring_buffer_reserve':
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:220:45: 
error: initialization from pointer to non-enclosed address space
  220 |         const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL;    
\
      |                                             ^
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:238:9: note: 
in expansion of macro '__verify_pcpu_ptr'
  238 |         __verify_pcpu_ptr(ptr);                                         
\
      |         ^~~~~~~~~~~~~~~~~
src/../include/ringbuffer/frontend_api.h:155:23: note: in expansion of macro 
'per_cpu_ptr'
  155 |                 buf = per_cpu_ptr(chan->backend.buf, 
ctx->priv.reserve_cpu);
      |                       ^~~~~~~~~~~
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:220:45: 
note: expected 'const __seg_gs void *' but pointer is of type 'struct 
lttng_kernel_ring_buffer *'
  220 |         const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL;    
\
      |                                             ^
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:238:9: note: 
in expansion of macro '__verify_pcpu_ptr'
  238 |         __verify_pcpu_ptr(ptr);                                         
\
      |         ^~~~~~~~~~~~~~~~~
src/../include/ringbuffer/frontend_api.h:155:23: note: in expansion of macro 
'per_cpu_ptr'
  155 |                 buf = per_cpu_ptr(chan->backend.buf, 
ctx->priv.reserve_cpu);
      |                       ^~~~~~~~~~~
make[4]: *** 
[/usr/src/linux-headers-6.15-rc7-common/scripts/Makefile.build:208: 
src/lttng-ring-buffer-client-discard.o] Error 1
In file included from 
/usr/src/linux-headers-6.15-rc7-common/include/asm-generic/percpu.h:7,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/percpu.h:599,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/nospec-branch.h:14,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/paravirt_types.h:12,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/ptrace.h:175,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/math_emu.h:5,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/processor.h:13,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/timex.h:5,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/timex.h:67,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/time32.h:13,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/time.h:60,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/stat.h:19,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/module.h:13,
                 from src/lttng-ring-buffer-client-mmap-overwrite.c:10:
src/../include/ringbuffer/frontend_api.h: In function 'lib_ring_buffer_reserve':
make[4]: *** 
[/usr/src/linux-headers-6.15-rc7-common/scripts/Makefile.build:208: 
src/lttng-ring-buffer-metadata-mmap-client.o] Error 1
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:220:45: 
error: initialization from pointer to non-enclosed address space
  220 |         const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL;    
\
      |                                             ^
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:238:9: note: 
in expansion of macro '__verify_pcpu_ptr'
  238 |         __verify_pcpu_ptr(ptr);                                         
\
      |         ^~~~~~~~~~~~~~~~~
src/../include/ringbuffer/frontend_api.h:155:23: note: in expansion of macro 
'per_cpu_ptr'
  155 |                 buf = per_cpu_ptr(chan->backend.buf, 
ctx->priv.reserve_cpu);
      |                       ^~~~~~~~~~~
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:220:45: 
note: expected 'const __seg_gs void *' but pointer is of type 'struct 
lttng_kernel_ring_buffer *'
  220 |         const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL;    
\
      |                                             ^
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:238:9: note: 
in expansion of macro '__verify_pcpu_ptr'
  238 |         __verify_pcpu_ptr(ptr);                                         
\
      |         ^~~~~~~~~~~~~~~~~
src/../include/ringbuffer/frontend_api.h:155:23: note: in expansion of macro 
'per_cpu_ptr'
  155 |                 buf = per_cpu_ptr(chan->backend.buf, 
ctx->priv.reserve_cpu);
      |                       ^~~~~~~~~~~
In file included from 
/usr/src/linux-headers-6.15-rc7-common/include/asm-generic/percpu.h:7,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/percpu.h:599,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/nospec-branch.h:14,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/paravirt_types.h:12,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/ptrace.h:175,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/math_emu.h:5,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/processor.h:13,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/timex.h:5,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/timex.h:67,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/time32.h:13,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/time.h:60,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/stat.h:19,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/module.h:13,
                 from src/lttng-ring-buffer-client-mmap-discard.c:10:
src/../include/ringbuffer/frontend_api.h: In function 'lib_ring_buffer_reserve':
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:220:45: 
error: initialization from pointer to non-enclosed address space
  220 |         const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL;    
\
      |                                             ^
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:238:9: note: 
in expansion of macro '__verify_pcpu_ptr'
  238 |         __verify_pcpu_ptr(ptr);                                         
\
      |         ^~~~~~~~~~~~~~~~~
src/../include/ringbuffer/frontend_api.h:155:23: note: in expansion of macro 
'per_cpu_ptr'
  155 |                 buf = per_cpu_ptr(chan->backend.buf, 
ctx->priv.reserve_cpu);
      |                       ^~~~~~~~~~~
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:220:45: 
note: expected 'const __seg_gs void *' but pointer is of type 'struct 
lttng_kernel_ring_buffer *'
  220 |         const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL;    
\
      |                                             ^
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:238:9: note: 
in expansion of macro '__verify_pcpu_ptr'
  238 |         __verify_pcpu_ptr(ptr);                                         
\
      |         ^~~~~~~~~~~~~~~~~
src/../include/ringbuffer/frontend_api.h:155:23: note: in expansion of macro 
'per_cpu_ptr'
  155 |                 buf = per_cpu_ptr(chan->backend.buf, 
ctx->priv.reserve_cpu);
      |                       ^~~~~~~~~~~
make[4]: *** 
[/usr/src/linux-headers-6.15-rc7-common/scripts/Makefile.build:208: 
src/lttng-ring-buffer-client-mmap-overwrite.o] Error 1
make[4]: *** 
[/usr/src/linux-headers-6.15-rc7-common/scripts/Makefile.build:208: 
src/lttng-ring-buffer-client-mmap-discard.o] Error 1
In file included from 
/usr/src/linux-headers-6.15-rc7-common/include/asm-generic/percpu.h:7,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/percpu.h:599,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/nospec-branch.h:14,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/paravirt_types.h:12,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/ptrace.h:175,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/math_emu.h:5,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/processor.h:13,
                 from 
/usr/src/linux-headers-6.15-rc7-common/arch/x86/include/asm/timex.h:5,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/timex.h:67,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/time32.h:13,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/time.h:60,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/stat.h:19,
                 from 
/usr/src/linux-headers-6.15-rc7-common/include/linux/module.h:13,
                 from src/lttng-ring-buffer-metadata-client.c:10:
src/../include/ringbuffer/frontend_api.h: In function 'lib_ring_buffer_reserve':
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:220:45: 
error: initialization from pointer to non-enclosed address space
  220 |         const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL;    
\
      |                                             ^
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:238:9: note: 
in expansion of macro '__verify_pcpu_ptr'
  238 |         __verify_pcpu_ptr(ptr);                                         
\
      |         ^~~~~~~~~~~~~~~~~
src/../include/ringbuffer/frontend_api.h:155:23: note: in expansion of macro 
'per_cpu_ptr'
  155 |                 buf = per_cpu_ptr(chan->backend.buf, 
ctx->priv.reserve_cpu);
      |                       ^~~~~~~~~~~
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:220:45: 
note: expected 'const __seg_gs void *' but pointer is of type 'struct 
lttng_kernel_ring_buffer *'
  220 |         const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL;    
\
      |                                             ^
/usr/src/linux-headers-6.15-rc7-common/include/linux/percpu-defs.h:238:9: note: 
in expansion of macro '__verify_pcpu_ptr'
  238 |         __verify_pcpu_ptr(ptr);                                         
\
      |         ^~~~~~~~~~~~~~~~~
src/../include/ringbuffer/frontend_api.h:155:23: note: in expansion of macro 
'per_cpu_ptr'
  155 |                 buf = per_cpu_ptr(chan->backend.buf, 
ctx->priv.reserve_cpu);
      |                       ^~~~~~~~~~~
make[4]: *** 
[/usr/src/linux-headers-6.15-rc7-common/scripts/Makefile.build:208: 
src/lttng-ring-buffer-metadata-client.o] Error 1
make[3]: *** 
[/usr/src/linux-headers-6.15-rc7-common/scripts/Makefile.build:466: src] Error 2
make[2]: *** [/usr/src/linux-headers-6.15-rc7-common/Makefile:2027: .] Error 2
make[1]: *** [/usr/src/linux-headers-6.15-rc7-common/Makefile:260: __sub-make] 
Error 2
make[1]: Leaving directory '/var/lib/dkms/lttng-modules/2.13.18/build'
make: *** [/usr/src/linux-headers-6.15-rc7-common/Makefile:260: __sub-make] 
Error 2
make: Leaving directory '/usr/src/linux-headers-6.15-rc7-amd64'

# exit code: 2
# elapsed time: 00:00:06
----------------------------------------------------------------


Andreas

--- End Message ---

--- Begin Message ---

Source: lttng-modules
Source-Version: 2.14.1-1
Done: Michael Jeanson <[email protected]>

We believe that the bug you reported is fixed in the latest version of
lttng-modules, which is due to be installed in the Debian FTP archive.

A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to [email protected],
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Michael Jeanson <[email protected]> (supplier of updated lttng-modules 
package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing [email protected])


-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

Format: 1.8
Date: Wed, 10 Sep 2025 14:11:51 -0400
Source: lttng-modules
Architecture: source
Version: 2.14.1-1
Distribution: unstable
Urgency: medium
Maintainer: Jon Bernard <[email protected]>
Changed-By: Michael Jeanson <[email protected]>
Closes: 1106707
Changes:
 lttng-modules (2.14.1-1) unstable; urgency=medium
 .
   * [7113e26] New upstream version 2.14.1
     - Bugfix release, adds support for v6.17
     - Fix build of v6.15+ with GCC >= 14 (Closes: #1106707)
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lttng-modules_2.14.1-1.debian.tar.xz
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--- End Message ---

Bug#1106707: marked as done (lttng-modules-dkms: module fails to build for Linux 6.15: error: initialization from pointer to non-enclosed address space)

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