Public bug reported:
Issue found with 5.15.0-83.92~20.04.1
This is not a regression as we didn't test ubuntu_bpf on this kernel
before.
Test build failed with:
CLNG-BPF [test_maps] test_global_func13.o
CLNG-BPF [test_maps] test_cls_redirect_subprogs.o
CLNG-BPF [test_maps] test_overhead.o
CLNG-BPF [test_maps] timer_mim.o
make[1]: Leaving directory
'/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf'
make: Leaving directory
'/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests'
stderr:
Warning: Kernel ABI header at 'tools/include/uapi/linux/bpf.h' differs from
latest version at 'include/uapi/linux/bpf.h'
Warning: Kernel ABI header at 'tools/include/uapi/linux/netlink.h' differs
from latest version at 'include/uapi/linux/netlink.h'
Warning: Kernel ABI header at 'tools/include/uapi/linux/if_link.h' differs
from latest version at 'include/uapi/linux/if_link.h'
In file included from progs/timer_mim.c:7:
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:24:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:37:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:41:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:52:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:56:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:84:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:133:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:149:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:208:11:
error: use of unknown builtin '__builtin_preserve_field_info'
[-Wimplicit-function-declaration]
return !!BPF_CORE_READ_BITFIELD(tp, is_cwnd_limited);
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/tools/include/bpf/bpf_core_read.h:88:36:
note: expanded from macro 'BPF_CORE_READ_BITFIELD'
const void *p = (const void *)s + __CORE_RELO(s, field, BYTE_OFFSET);
\
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/tools/include/bpf/bpf_core_read.h:41:2:
note: expanded from macro '__CORE_RELO'
__builtin_preserve_field_info((src)->field, BPF_FIELD_##info)
^
8 warnings and 1 error generated.
make[1]: *** [Makefile:470:
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/timer_mim.o]
Error 1
make: *** [Makefile:171: all] Error 2
** Affects: ubuntu-kernel-tests
Importance: Undecided
Status: New
** Tags: 5.15 focal sru-20230807 ubuntu-bpf
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https://bugs.launchpad.net/bugs/2034483
Title:
ubuntu_bpf failed to build with F-hwe-5.15
Status in ubuntu-kernel-tests:
New
Bug description:
Issue found with 5.15.0-83.92~20.04.1
This is not a regression as we didn't test ubuntu_bpf on this kernel
before.
Test build failed with:
CLNG-BPF [test_maps] test_global_func13.o
CLNG-BPF [test_maps] test_cls_redirect_subprogs.o
CLNG-BPF [test_maps] test_overhead.o
CLNG-BPF [test_maps] timer_mim.o
make[1]: Leaving directory
'/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf'
make: Leaving directory
'/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests'
stderr:
Warning: Kernel ABI header at 'tools/include/uapi/linux/bpf.h' differs from
latest version at 'include/uapi/linux/bpf.h'
Warning: Kernel ABI header at 'tools/include/uapi/linux/netlink.h' differs
from latest version at 'include/uapi/linux/netlink.h'
Warning: Kernel ABI header at 'tools/include/uapi/linux/if_link.h' differs
from latest version at 'include/uapi/linux/if_link.h'
In file included from progs/timer_mim.c:7:
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:24:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:37:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:41:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:52:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:56:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:84:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:133:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:149:18:
warning: unknown attribute 'preserve_access_index' ignored
[-Wunknown-attributes]
} __attribute__((preserve_access_index));
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/bpf_tcp_helpers.h:208:11:
error: use of unknown builtin '__builtin_preserve_field_info'
[-Wimplicit-function-declaration]
return !!BPF_CORE_READ_BITFIELD(tp, is_cwnd_limited);
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/tools/include/bpf/bpf_core_read.h:88:36:
note: expanded from macro 'BPF_CORE_READ_BITFIELD'
const void *p = (const void *)s + __CORE_RELO(s, field,
BYTE_OFFSET); \
^
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/tools/include/bpf/bpf_core_read.h:41:2:
note: expanded from macro '__CORE_RELO'
__builtin_preserve_field_info((src)->field, BPF_FIELD_##info)
^
8 warnings and 1 error generated.
make[1]: *** [Makefile:470:
/home/ubuntu/autotest/client/tmp/ubuntu_bpf/src/linux/tools/testing/selftests/bpf/timer_mim.o]
Error 1
make: *** [Makefile:171: all] Error 2
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