Hi Thomas, It's probably a bug fix that unveils the link errors.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git WIP.x86/apic head: 395b2c62edea5a2bb8a8786392feb12fae5917a7 commit: 902f1bb88397dd6769c98b2177bbda134b3a1ef2 [40/43] x86/idt: Deinline setup functions config: i386-randconfig-s0-201734 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: git checkout 902f1bb88397dd6769c98b2177bbda134b3a1ef2 # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): >> arch/x86/kernel/irq.o:(__tracepoints+0x170): undefined reference to >> `trace_resched_ipi_reg' >> arch/x86/kernel/irq.o:(__tracepoints+0x174): undefined reference to >> `trace_resched_ipi_unreg' arch/x86/kernel/irq.o:(__tracepoints+0x184): undefined reference to `trace_resched_ipi_reg' arch/x86/kernel/irq.o:(__tracepoints+0x188): undefined reference to `trace_resched_ipi_unreg' --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
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