On Thu, Dec 21, 2017 at 12:06 PM, kernelci.org bot <bot@xxxxxxxxxxxx> wrote: > stable-rc/linux-4.9.y build: 183 builds: 179 failed, 4 passed, 179 errors (v4.9.71-115-gd4b9c892aea4) > > Full Build Summary: https://kernelci.org/build/stable-rc/branch/linux-4.9.y/kernel/v4.9.71-115-gd4b9c892aea4/ > > Tree: stable-rc > Branch: linux-4.9.y > Git Describe: v4.9.71-115-gd4b9c892aea4 > Git Commit: d4b9c892aea47e47ebc74e59533cef79f9ca30eb > Git URL: http://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git > Built: 4 unique architectures > > Build Failures Detected: > > arm64: gcc version 5.3.1 20160412 (Linaro GCC 5.3-2016.05) > > allnoconfig: FAIL > defconfig: FAIL > tinyconfig: FAIL > > arm: gcc version 5.3.1 20160412 (Linaro GCC 5.3-2016.05) > > acs5k_defconfig: FAIL > acs5k_tiny_defconfig: FAIL > allnoconfig: FAIL > Errors summary: > > 179 include/linux/sched.h:1479:35: error: field 'arch' has incomplete type This comes from 09b09ab71840 ("mm, x86/mm: Make the batched unmap TLB flush API more generic"), backported from e73ad5ff2f76d upstream. My 10-second analysis suggests that we should backport dcc2dc45f7cf ("sched/headers, mm: Move 'struct tlbflush_unmap_batch' from <linux/sched.h> to <linux/mm_types_task.h>") Arnd