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X-CSE-ConnectionGUID: xsmpYtlrSASe3+QoU+nTfg== X-CSE-MsgGUID: NkJktt0QRBShVpxxLjz6gQ== X-IronPort-AV: E=McAfee;i="6800,10657,11707"; a="60303822" X-IronPort-AV: E=Sophos;i="6.21,302,1763452800"; d="scan'208";a="60303822" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Feb 2026 17:05:39 -0800 X-CSE-ConnectionGUID: YRVhnxS2SteCLLtzL6dfAg== X-CSE-MsgGUID: 0d7nuYRfQDWmoEFp1p+UxA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,302,1763452800"; d="scan'208";a="219538854" Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by fmviesa005.fm.intel.com with ESMTP; 20 Feb 2026 17:05:37 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vtbR8-000000014bj-494C; Sat, 21 Feb 2026 01:05:34 +0000 Date: Sat, 21 Feb 2026 09:04:37 +0800 From: kernel test robot To: Tiezhu Yang Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Huacai Chen Subject: vmlinux.o: warning: objtool: smpboot_entry+0xa4: start_secondary() missing __noreturn in .c/.h or NORETURN() in noreturns.h Message-ID: <202602210907.BdeqLsP5-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: a95f71ad3e2e224277508e006580c333d0a5fe36 commit: 1b2f4706c6a20ab6ac41533dd8032d54322076e3 LoongArch: Use UNWIND_HINT_END_OF_STACK for entry points date: 7 weeks ago config: loongarch-randconfig-r072-20260220 (https://download.01.org/0day-ci/archive/20260221/202602210907.BdeqLsP5-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) smatch version: v0.5.0-8994-gd50c5a4c reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260221/202602210907.BdeqLsP5-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 | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202602210907.BdeqLsP5-lkp@intel.com/ All warnings (new ones prefixed by >>): vmlinux.o: warning: objtool: kernel_entry+0xf0: 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: _samsung_clk_register_pll+0x11c: unreachable instruction vmlinux.o: warning: objtool: kernel_kexec+0xdc: machine_kexec() missing __noreturn in .c/.h or NORETURN() in noreturns.h vmlinux.o: warning: objtool: gdb_serial_stub+0x7b8: 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