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X-CSE-ConnectionGUID: u3tOZtJ1RA+5Vq/jNP9msg== X-CSE-MsgGUID: DiOrZyGQSt6lgMR7gKvbng== X-IronPort-AV: E=McAfee;i="6800,10657,11892"; a="114175915" X-IronPort-AV: E=Sophos;i="6.25,254,1779174000"; d="scan'208";a="114175915" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Aug 2026 17:03:44 -0700 X-CSE-ConnectionGUID: kROgGcWsT2uMI3nzaAVQgw== X-CSE-MsgGUID: S26Q+SOWSpCg9MtIq3WUGA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,254,1779174000"; d="scan'208";a="273120702" Received: from lkp-server01.sh.intel.com (HELO 793b8a0addc2) ([10.239.97.150]) by orviesa005.jf.intel.com with ESMTP; 31 Aug 2026 17:03:43 -0700 Received: from kbuild by 793b8a0addc2 with local (Exim 4.98.2) (envelope-from ) id 1x1ByW-0000000008W-2TFX; Tue, 01 Sep 2026 00:03:40 +0000 Date: Tue, 01 Sep 2026 08:02:58 +0800 From: kernel test robot To: Tiezhu Yang Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Huacai Chen Subject: vmlinux.o: warning: objtool: kernel_entry+0x118: start_kernel() missing __noreturn in .c/.h or NORETURN() in noreturns.h Message-ID: <202609010734.HlRB5VXA-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: cee9395acd8043be0644b25c34bfa86623f2b935 commit: 1b2f4706c6a20ab6ac41533dd8032d54322076e3 LoongArch: Use UNWIND_HINT_END_OF_STACK for entry points date: 8 months ago config: loongarch-randconfig-002-20260829 (https://download.01.org/0day-ci/archive/20260901/202609010734.HlRB5VXA-lkp@intel.com/config) compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 52774473867e49b5891ab9381accf4e5a3ce0024) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260901/202609010734.HlRB5VXA-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Fixes: 1b2f4706c6a2 ("LoongArch: Use UNWIND_HINT_END_OF_STACK for entry points") | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202609010734.HlRB5VXA-lkp@intel.com/ All warnings (new ones prefixed by >>): >> vmlinux.o: warning: objtool: kernel_entry+0x118: start_kernel() missing __noreturn in .c/.h or NORETURN() in noreturns.h >> vmlinux.o: warning: objtool: smpboot_entry+0xa4: start_secondary() missing __noreturn in .c/.h or NORETURN() in noreturns.h vmlinux.o: warning: objtool: kernel_kexec+0xb8: machine_kexec() missing __noreturn in .c/.h or NORETURN() in noreturns.h vmlinux.o: warning: objtool: wdt_interrupt+0x48: machine_restart() missing __noreturn in .c/.h or NORETURN() in noreturns.h vmlinux.o: warning: objtool: sama5d4_wdt_irq_handler+0x88: machine_restart() missing __noreturn in .c/.h or NORETURN() in noreturns.h vmlinux.o: warning: objtool: rzn1_wdt_irq+0x34: machine_restart() missing __noreturn in .c/.h or NORETURN() in noreturns.h vmlinux.o: warning: objtool: eurwdt_interrupt+0x40: machine_restart() missing __noreturn in .c/.h or NORETURN() in noreturns.h -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki