[next] perf build failures: libbpf.c:10946:50: error: format '%li' expects argument of type 'long int *', but argument 4 has type 'size_t *' {aka 'unsigned int *'} [-Werror=format=]
perf build errors on i386 [1] on Linux next-20220407 [2]
usdt.c:1181:5: error: "__x86_64__" is not defined, evaluates to 0 [-Werror=undef] 1181 | #if __x86_64__ | ^~~~~~~~~~ usdt.c:1196:5: error: "__x86_64__" is not defined, evaluates to 0 [-Werror=undef] 1196 | #if __x86_64__ | ^~~~~~~~~~ cc1: all warnings being treated as errors make[4]: *** [/builds/linux/tools/build/Makefile.build:97: /home/tuxbuild/.cache/tuxmake/builds/1/build/libbpf/staticobjs/usdt.o] Error 1 make[4]: *** Waiting for unfinished jobs.... CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/values.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/tests/backward-ring-buffer.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/tests/sdt.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/tests/is_printable_array.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/debug.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/fncache.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/tests/bitmap.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/machine.o libbpf.c: In function 'attach_uprobe': libbpf.c:10946:50: error: format '%li' expects argument of type 'long int *', but argument 4 has type 'size_t *' {aka 'unsigned int *'} [-Werror=format=] 10946 | n = sscanf(func_name, "%m[a-zA-Z0-9_.]+%li", &func, &offset); | ~~^ ~~~~~~~ | | | | long int * size_t * {aka unsigned int *} | %i cc1: all warnings being treated as errors make[4]: *** [/builds/linux/tools/build/Makefile.build:96: /home/tuxbuild/.cache/tuxmake/builds/1/build/libbpf/staticobjs/libbpf.o] Error 1
metadata: git_ref: master git_repo: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next git_sha: 2e9a9857569ec27e64d2ddd01294bbe3c736acb1 git_describe: next-20220407 kernel-config: https://builds.tuxbuild.com/27SL0lCnWoPP04Jn8zKQ5nEEX7i/config target_arch: i386
Reported-by: Linux Kernel Functional Testing lkft@linaro.org
-- Linaro LKFT https://lkft.linaro.org
[1] https://builds.tuxbuild.com/27SL0lCnWoPP04Jn8zKQ5nEEX7i/ [2] https://gitlab.com/Linaro/lkft/mirrors/next/linux-next/-/jobs/2302706510
Hi Naresh,
On Thu, 7 Apr 2022 15:46:53 +0530 Naresh Kamboju naresh.kamboju@linaro.org wrote:
perf build errors on i386 [1] on Linux next-20220407 [2]
usdt.c:1181:5: error: "__x86_64__" is not defined, evaluates to 0 [-Werror=undef] 1181 | #if __x86_64__ | ^~~~~~~~~~ usdt.c:1196:5: error: "__x86_64__" is not defined, evaluates to 0 [-Werror=undef] 1196 | #if __x86_64__ | ^~~~~~~~~~ cc1: all warnings being treated as errors
Caused by commit
4c59e584d158 ("libbpf: Add x86-specific USDT arg spec parsing logic")
CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/values.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/tests/backward-ring-buffer.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/tests/sdt.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/tests/is_printable_array.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/debug.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/fncache.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/tests/bitmap.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/machine.o libbpf.c: In function 'attach_uprobe': libbpf.c:10946:50: error: format '%li' expects argument of type 'long int *', but argument 4 has type 'size_t *' {aka 'unsigned int *'} [-Werror=format=] 10946 | n = sscanf(func_name, "%m[a-zA-Z0-9_.]+%li", &func, &offset); | ~~^ ~~~~~~~ | | | | long int * size_t * {aka unsigned int *} | %i cc1: all warnings being treated as errors
Caused by commit
39f8dc43b7a0 ("libbpf: Add auto-attach for uprobes based on section name")
metadata: git_ref: master git_repo: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next git_sha: 2e9a9857569ec27e64d2ddd01294bbe3c736acb1 git_describe: next-20220407 kernel-config: https://builds.tuxbuild.com/27SL0lCnWoPP04Jn8zKQ5nEEX7i/config target_arch: i386
Reported-by: Linux Kernel Functional Testing lkft@linaro.org
-- Linaro LKFT https://lkft.linaro.org
[1] https://builds.tuxbuild.com/27SL0lCnWoPP04Jn8zKQ5nEEX7i/ [2] https://gitlab.com/Linaro/lkft/mirrors/next/linux-next/-/jobs/2302706510
On Thu, Apr 7, 2022 at 5:23 AM Stephen Rothwell sfr@canb.auug.org.au wrote:
Hi Naresh,
On Thu, 7 Apr 2022 15:46:53 +0530 Naresh Kamboju naresh.kamboju@linaro.org wrote:
perf build errors on i386 [1] on Linux next-20220407 [2]
usdt.c:1181:5: error: "__x86_64__" is not defined, evaluates to 0 [-Werror=undef] 1181 | #if __x86_64__ | ^~~~~~~~~~ usdt.c:1196:5: error: "__x86_64__" is not defined, evaluates to 0 [-Werror=undef] 1196 | #if __x86_64__ | ^~~~~~~~~~ cc1: all warnings being treated as errors
Caused by commit
4c59e584d158 ("libbpf: Add x86-specific USDT arg spec parsing logic")
CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/values.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/tests/backward-ring-buffer.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/tests/sdt.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/tests/is_printable_array.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/debug.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/fncache.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/tests/bitmap.o CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/machine.o libbpf.c: In function 'attach_uprobe': libbpf.c:10946:50: error: format '%li' expects argument of type 'long int *', but argument 4 has type 'size_t *' {aka 'unsigned int *'} [-Werror=format=] 10946 | n = sscanf(func_name, "%m[a-zA-Z0-9_.]+%li", &func, &offset); | ~~^ ~~~~~~~ | | | | long int * size_t * {aka unsigned int *} | %i cc1: all warnings being treated as errors
Caused by commit
39f8dc43b7a0 ("libbpf: Add auto-attach for uprobes based on section name")
My bad, I'll fix both issues in bpf-next and will send a fix today. Thanks for letting me know!
metadata: git_ref: master git_repo: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next git_sha: 2e9a9857569ec27e64d2ddd01294bbe3c736acb1 git_describe: next-20220407 kernel-config: https://builds.tuxbuild.com/27SL0lCnWoPP04Jn8zKQ5nEEX7i/config target_arch: i386
Reported-by: Linux Kernel Functional Testing lkft@linaro.org
-- Linaro LKFT https://lkft.linaro.org
[1] https://builds.tuxbuild.com/27SL0lCnWoPP04Jn8zKQ5nEEX7i/ [2] https://gitlab.com/Linaro/lkft/mirrors/next/linux-next/-/jobs/2302706510
-- Cheers, Stephen Rothwell
-
Andrii Nakryiko -
Naresh Kamboju -
Stephen Rothwell