While building Linux next-20210610 following builds failed due to these warnings / errors. - powerpc (ppc6xx_defconfig) with gcc-8 - powerpc (ppc6xx_defconfig) with gcc-9 - powerpc (ppc6xx_defconfig) with gcc-10 arch/powerpc/kernel/tau_6xx.c: In function 'TAU_init': arch/powerpc/kernel/tau_6xx.c:204:30: error: too many arguments for format [-Werror=format-extra-args] tau_workq = alloc_workqueue("tau", WQ_UNBOUND, 1, 0); ^~~~~ cc1: all warnings being treated as errors Reported-by: Naresh Kamboju <naresh.kamboju@xxxxxxxxxx> steps to reproduce: # TuxMake is a command line tool and Python library that provides # portable and repeatable Linux kernel builds across a variety of # architectures, toolchains, kernel configurations, and make targets. # # TuxMake supports the concept of runtimes. # See https://docs.tuxmake.org/runtimes/, for that to work it requires # that you install podman or docker on your system. # # To install tuxmake on your system globally: # sudo pip3 install -U tuxmake # # See https://docs.tuxmake.org/ for complete documentation. tuxmake --runtime podman --target-arch powerpc --toolchain gcc-9 --kconfig ppc6xx_defconfig ref: https://gitlab.com/Linaro/lkft/mirrors/next/linux-next/-/jobs/1334701929#L116 -- Linaro LKFT https://lkft.linaro.org