linux-next: build failure after merge of the crypto tree

Herbert Xu herbert at
Mon Jun 26 20:20:45 AEST 2023

On Mon, Jun 26, 2023 at 12:39:46PM +1000, Stephen Rothwell wrote:
> Hi all,
> After merging the crypto tree, today's linux-next build (powerpc
> ppc64_defconfig) failed like this:
> ld: warning: discarding dynamic section .glink
> ld: warning: discarding dynamic section .plt
> ld: linkage table error against `sm2_compute_z_digest'
> ld: stubs don't match calculated size
> ld: can not build stubs: bad value
> ld: crypto/asymmetric_keys/x509_public_key.o: in function `x509_get_sig_params':
> x509_public_key.c:(.text+0x474): undefined reference to `sm2_compute_z_digest'
> Possibly caused by commit
>   e5221fa6a355 ("KEYS: asymmetric: Move sm2 code into x509_public_key")
> This looks like it may be a compiler bug?  Maybe the deep ternary
> expressions may be contributing to that? (cc'ing the ppc guys in case
> they have any ideas.)
> I have reverted that commit (and the following one) for today.

Thanks Stephen.  I've just pushed out a fix for this.
Email: Herbert Xu <herbert at>
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