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SubjectRe: [PATCH 5.15 000/846] 5.15.17-rc1 review
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On 2022-01-24 19:31, Greg Kroah-Hartman wrote:
> This is the start of the stable review cycle for the 5.15.17 release.

Oh noes :(

DESCEND bpf/resolve_btfids
MKDIR /tmp/linux-5.15.17/tools/bpf/resolve_btfids//libbpf
GEN /tmp/linux-5.15.17/tools/bpf/resolve_btfids/libbpf/bpf_helper_defs.h
MKDIR /tmp/linux-5.15.17/tools/bpf/resolve_btfids/libbpf/staticobjs/
CC /tmp/linux-5.15.17/tools/bpf/resolve_btfids/libbpf/staticobjs/libbpf.o
libbpf.c: In function 'bpf_object__elf_collect':
libbpf.c:3038:31: error: invalid type argument of '->' (have 'GElf_Shdr' {aka 'Elf64_Shdr'})
3038 | if (sh->sh_type != SHT_PROGBITS)
| ^~
libbpf.c:3042:31: error: invalid type argument of '->' (have 'GElf_Shdr' {aka 'Elf64_Shdr'})
3042 | if (sh->sh_type != SHT_PROGBITS)
| ^~
make[4]: *** [/tmp/linux-5.15.17/tools/build/Makefile.build:97: /tmp/linux-5.15.17/tools/bpf/resolve_btfids/libbpf/staticobjs/libbpf.o] Error 1
make[3]: *** [Makefile:158: /tmp/linux-5.15.17/tools/bpf/resolve_btfids/libbpf/staticobjs/libbpf-in.o] Error 2
make[2]: *** [Makefile:44: /tmp/linux-5.15.17/tools/bpf/resolve_btfids//libbpf/libbpf.a] Error 2
make[1]: *** [Makefile:72: bpf/resolve_btfids] Error 2
make: *** [Makefile:1371: tools/bpf/resolve_btfids] Error 2

Reverting "libbpf-validate-that-.btf-and-.btf.ext-sections-cont.patcht" aka
this one:

> Andrii Nakryiko <andrii@kernel.org>
> libbpf: Validate that .BTF and .BTF.ext sections contain data

makes it build & run fine. I looked for followups but couldn't find anything that
stood out, maybe the BPF folks (cc'ed) know what's missing/wrong.

cheers
Holger

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