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Mon, 02 May 2022 18:14:35 +0000 Date: Tue, 3 May 2022 02:14:08 +0800 From: kernel test robot To: Dmitry Osipenko Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Hector Martin Subject: [asahilinux:bits/100-shutdown-notifier 4/20] vmlinux.o: warning: objtool: sys_off_handler_power_off() falls through to next function type_store() Message-ID: <202205030240.yKG1jNwn-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://github.com/AsahiLinux/linux bits/100-shutdown-notifier head: 06115822707a3ed6f89da2ea9c157c283b6750ee commit: 6025f4b3d1a321e1cfc8a6b6651395cc43ceb2f3 [4/20] kernel: Add combined power-off+restart handler call chain API config: x86_64-randconfig-c001-20220502 (https://download.01.org/0day-ci/archive/20220503/202205030240.yKG1jNwn-lkp@intel.com/config) compiler: gcc-11 (Debian 11.2.0-20) 11.2.0 reproduce (this is a W=1 build): # https://github.com/AsahiLinux/linux/commit/6025f4b3d1a321e1cfc8a6b6651395cc43ceb2f3 git remote add asahilinux https://github.com/AsahiLinux/linux git fetch --no-tags asahilinux bits/100-shutdown-notifier git checkout 6025f4b3d1a321e1cfc8a6b6651395cc43ceb2f3 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): vmlinux.o: warning: objtool: ibt_selftest()+0x11: sibling call from callable instruction with modified stack frame vmlinux.o: warning: objtool: ftrace_caller()+0x98: call without frame pointer save/setup vmlinux.o: warning: objtool: ftrace_regs_caller()+0xe2: call without frame pointer save/setup vmlinux.o: warning: objtool: return_to_handler()+0x14: call without frame pointer save/setup >> vmlinux.o: warning: objtool: sys_off_handler_power_off() falls through to next function type_store() vmlinux.o: warning: objtool: kvm_spurious_fault()+0x21: call to ftrace_likely_update() leaves .noinstr.text section vmlinux.o: warning: objtool: __wrgsbase_inactive()+0x2a: call to ftrace_likely_update() leaves .noinstr.text section vmlinux.o: warning: objtool: __rdgsbase_inactive()+0x29: call to ftrace_likely_update() leaves .noinstr.text section vmlinux.o: warning: objtool: fixup_bad_iret()+0x7e: call to ftrace_likely_update() leaves .noinstr.text section vmlinux.o: warning: objtool: noist_exc_debug()+0x45: call to ftrace_likely_update() leaves .noinstr.text section vmlinux.o: warning: objtool: exc_nmi()+0xba: call to ftrace_likely_update() leaves .noinstr.text section vmlinux.o: warning: objtool: poke_int3_handler()+0x49: call to ftrace_likely_update() leaves .noinstr.text section vmlinux.o: warning: objtool: mce_check_crashing_cpu()+0x11: call to ftrace_likely_update() leaves .noinstr.text section vmlinux.o: warning: objtool: do_machine_check()+0x57: call to ftrace_likely_update() leaves .noinstr.text section vmlinux.o: warning: objtool: exc_machine_check()+0x57: call to ftrace_likely_update() leaves .noinstr.text section vmlinux.o: warning: objtool: irqentry_nmi_enter()+0x50: call to ftrace_likely_update() leaves .noinstr.text section vmlinux.o: warning: objtool: irqentry_nmi_exit()+0x40: call to ftrace_likely_update() leaves .noinstr.text section vmlinux.o: warning: objtool: enter_from_user_mode()+0x24: call to __kcsan_check_access() leaves .noinstr.text section vmlinux.o: warning: objtool: syscall_enter_from_user_mode()+0x28: call to __kcsan_check_access() leaves .noinstr.text section vmlinux.o: warning: objtool: syscall_enter_from_user_mode_prepare()+0x24: call to __kcsan_check_access() leaves .noinstr.text section vmlinux.o: warning: objtool: exit_to_user_mode()+0x18: call to static_key_count.constprop.0() leaves .noinstr.text section vmlinux.o: warning: objtool: syscall_exit_to_user_mode()+0x31: call to static_key_count.constprop.0() leaves .noinstr.text section vmlinux.o: warning: objtool: irqentry_enter_from_user_mode()+0x24: call to __kcsan_check_access() leaves .noinstr.text section vmlinux.o: warning: objtool: irqentry_exit_to_user_mode()+0x1f: call to static_key_count.constprop.0() leaves .noinstr.text section vmlinux.o: warning: objtool: irqentry_exit()+0x31: call to ftrace_likely_update() leaves .noinstr.text section vmlinux.o: warning: objtool: ibt_selftest()+0x1e: return with modified stack frame -- 0-DAY CI Kernel Test Service https://01.org/lkp