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Sat, 04 Jun 2022 22:20:53 +0000 Date: Sun, 5 Jun 2022 06:20:36 +0800 From: kernel test robot To: Frederic Weisbecker Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-kernel@vger.kernel.org Subject: [frederic-dynticks:rcu/context-tracking-v4 9/20] ld.lld: error: undefined symbol: ct_irq_enter Message-ID: <202206050636.tuRU0MhR-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks.git rcu/context-tracking-v4 head: 77493b1db618c61dec140cbab830832f77203d69 commit: ede17b80373d0c3e886b3b4d9533f6c12cf1e799 [9/20] context_tracking: Take IRQ eqs entrypoints over RCU config: x86_64-randconfig-a001 (https://download.01.org/0day-ci/archive/20220605/202206050636.tuRU0MhR-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0a90b72c432d70aae035727ece4ba80ce820f381) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks.git/commit/?id=ede17b80373d0c3e886b3b4d9533f6c12cf1e799 git remote add frederic-dynticks https://git.kernel.org/pub/scm/linux/kernel/git/frederic/linux-dynticks.git git fetch --no-tags frederic-dynticks rcu/context-tracking-v4 git checkout ede17b80373d0c3e886b3b4d9533f6c12cf1e799 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All error/warnings (new ones prefixed by >>): vmlinux.o: warning: objtool: do_syscall_64()+0x1a: call to static_key_count() leaves .noinstr.text section vmlinux.o: warning: objtool: do_int80_syscall_32()+0x26: call to static_key_count() leaves .noinstr.text section vmlinux.o: warning: objtool: __do_fast_syscall_32()+0x28: call to static_key_count() leaves .noinstr.text section vmlinux.o: warning: objtool: fixup_bad_iret()+0x21: call to memset() leaves .noinstr.text section vmlinux.o: warning: objtool: in_task_stack()+0xc: call to task_stack_page() leaves .noinstr.text section vmlinux.o: warning: objtool: in_entry_stack()+0x9: call to cpu_entry_stack() leaves .noinstr.text section >> vmlinux.o: warning: objtool: irqentry_exit()+0x65: call to ct_irq_exit() leaves .noinstr.text section >> ld.lld: error: undefined symbol: ct_irq_enter >>> referenced by softirq.c >>> softirq.o:(irq_enter) in archive kernel/built-in.a -- >> ld.lld: error: undefined symbol: ct_irq_exit >>> referenced by softirq.c >>> softirq.o:(irq_exit) in archive kernel/built-in.a >>> referenced by common.c >>> entry/common.o:(irqentry_exit) in archive kernel/built-in.a >>> referenced by common.c >>> entry/common.o:(irqentry_exit) in archive kernel/built-in.a -- >> ld.lld: error: undefined symbol: ct_irq_enter_irqson >>> referenced by printk.c >>> printk/printk.o:(console_unlock) in archive kernel/built-in.a >>> referenced by tick-broadcast-hrtimer.c >>> time/tick-broadcast-hrtimer.o:(bc_set_next) in archive kernel/built-in.a >>> referenced by trace_preemptirq.c >>> trace/trace_preemptirq.o:(trace_hardirqs_on) in archive kernel/built-in.a >>> referenced 19 more times -- >> ld.lld: error: undefined symbol: ct_irq_exit_irqson >>> referenced by printk.c >>> printk/printk.o:(console_unlock) in archive kernel/built-in.a >>> referenced by tick-broadcast-hrtimer.c >>> time/tick-broadcast-hrtimer.o:(bc_set_next) in archive kernel/built-in.a >>> referenced by trace_preemptirq.c >>> trace/trace_preemptirq.o:(trace_hardirqs_on) in archive kernel/built-in.a >>> referenced 19 more times -- 0-DAY CI Kernel Test Service https://01.org/lkp