Re: [REGRESSION] next/pending-fixes: (build) error: unknown warning option '-Wno-suggest-attribute=format'; did...
Ihor Solodrai <[email protected]> Mon, 15 Dec 2025 17:31:42 -0800
| Newsgroups | dev.linux.lists.kernelci,dev.linux.lists.regressions,org.kernel.vger.bpf,org.kernel.vger.linux-next,org.kernel.vger.netdev |
|---|---|
| Message-ID | <[email protected]> |
On 12/15/25 5:25 PM, Stephen Rothwell wrote: > Hi all, > > On Mon, 15 Dec 2025 23:59:03 -0000 KernelCI bot <[email protected]> wrote: >> >> Hello, >> >> New build issue found on next/pending-fixes: >> >> --- >> error: unknown warning option '-Wno-suggest-attribute=format'; did you mean '-Wno-property-attribute-mismatch'? [-Werror,-Wunknown-warning-option] in kernel/bpf/helpers.o (scripts/Makefile.build:287) [logspec:kbuild,kbuild.compiler.error] >> --- >> >> - dashboard: https://d.kernelci.org/i/maestro:32e32983183c2c586f588a4a3a7cda83311d5be9 >> - giturl: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git >> - commit HEAD: 326785a1dd4cea4065390fb99b0249781c9912bf >> >> >> Please include the KernelCI tag when submitting a fix: >> >> Reported-by: kernelci.org bot <[email protected]> >> >> >> Log excerpt: >> ===================================================== >> CC kernel/bpf/helpers.o >> error: unknown warning option '-Wno-suggest-attribute=format'; did you mean '-Wno-property-attribute-mismatch'? [-Werror,-Wunknown-warning-option] >> >> ===================================================== >> >> >> # Builds where the incident occurred: >> >> ## defconfig on (arm64): >> - compiler: clang-21 >> - config: https://files.kernelci.org/kbuild-clang-21-arm64-mainline-694097d2cbfd84c3cdba292d/.config >> - dashboard: https://d.kernelci.org/build/maestro:694097d2cbfd84c3cdba292d >> >> >> #kernelci issue maestro:32e32983183c2c586f588a4a3a7cda83311d5be9 >> >> -- >> This is an experimental report format. Please send feedback in! >> Talk to us at [email protected] >> >> Made with love by the KernelCI team - https://kernelci.org >> > > Presumably caused by commit > > ba34388912b5 ("bpf: Disable false positive -Wsuggest-attribute=format warning") Hi Stephen, A potential hotfix is here: https://lore.kernel.org/bpf/[email protected]/ Needs acks/nacks. > > in the bpf tree.