mm/slub.o: warning: objtool: ___slab_alloc.isra.111.part.112+0x4c0: can't find jump dest instruction at .text.___slab_alloc.isra.111.part.112+0x68c

[Arnd Bergmann]

On Mon, Jul 7, 2025, at 09:56, kernel test robot wrote:
> commit: 4496e1c1354bd4837bcc1414f6e1a4d042857903 crash_dump, nvme: 
> select CONFIGFS_FS as built-in
...
>>> mm/slub.o: warning: objtool: ___slab_alloc.isra.111.part.112+0x4c0: can't find jump dest instruction at .text.___slab_alloc.isra.111.part.112+0x68c
>
> Kconfig warnings: (for reference only)
>    WARNING: unmet direct dependencies detected for HUGETLBFS
>    Depends on [n]: (X86 || SPARC64 || ARCH_SUPPORTS_HUGETLBFS [=y] || 
> BROKEN [=n]) && (SYSFS [=n] || SYSCTL [=n])
>    Selected by [y]:
>    - PPC_8xx [=y] && PPC32 [=y]
>

This is an existing bug on PPC_8xx that got exposed by my patch
but could already be triggered in randconfig builds without
CONFIG_SYSFS.

      Arnd