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X-IronPort-AV: E=McAfee;i="6600,9927,10971"; a="10967209" X-IronPort-AV: E=Sophos;i="6.05,240,1701158400"; d="scan'208";a="10967209" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by fmvoesa105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Feb 2024 05:38:51 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.05,240,1701158400"; d="scan'208";a="645392" Received: from lkp-server02.sh.intel.com (HELO 59f4f4cd5935) ([10.239.97.151]) by orviesa008.jf.intel.com with ESMTP; 03 Feb 2024 05:38:48 -0800 Received: from kbuild by 59f4f4cd5935 with local (Exim 4.96) (envelope-from ) id 1rWGEG-00057C-2l; Sat, 03 Feb 2024 13:38:44 +0000 Date: Sat, 3 Feb 2024 21:37:48 +0800 From: kernel test robot To: Jiaxun Yang , Oleg Nesterov , Thomas Bogendoerfer , Andrew Morton , Ben Hutchings Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Linux Memory Management List , linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, Jiaxun Yang , Xi Ruoyao Subject: Re: [PATCH 3/3] mm/memory: Use exception ip to search exception tables Message-ID: <202402032112.NBimLx5h-lkp@intel.com> References: <20240201-exception_ip-v1-3-aa26ab3ee0b5@flygoat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240201-exception_ip-v1-3-aa26ab3ee0b5@flygoat.com> X-Rspamd-Queue-Id: CA58B140011 X-Rspam-User: X-Rspamd-Server: rspam11 X-Stat-Signature: 5b99xsr3gqq5n567br6k9675mid6kr64 X-HE-Tag: 1706967532-7723 X-HE-Meta: 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 5ybFXLZ2 9X1QB/Ij+dtLJ+64xT1vau1TNA27RXqK+iaYP7bFI9nS+hKNeTb3rAXhOFrU5L5vMIaqPDo8u2uNYtqFiYnYiSfWRp4d22n6O48o9qP8MXO0WP1uqwauE6CAcPsuphND8TndH0jf2zOMDXP+ccdAEa0t7hMeWNdFHzcCLEeGJ2VFbYSiLbFQxgWNW9AHo5lrQQtwyL/84iGOFRVWq9U5854XiTR/ms5AbLkjlHd4m0cyL0n+kKTAhlcnPtqSdMxAv/EwdEKe8vbhBBRjVStlZ7kAu31yY12XaHeuZfJESeTwQWRYTh8AI48mB7uU7xsfMOwZrHiGBfiFCI+o/u1ZRwTTTXSdpANPyfMytPPkOZQzLoAC/fO/gjp6wlg== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Jiaxun, kernel test robot noticed the following build errors: [auto build test ERROR on 06f658aadff0e483ee4f807b0b46c9e5cba62bfa] url: https://github.com/intel-lab-lkp/linux/commits/Jiaxun-Yang/ptrace-Introduce-exception_ip-arch-hook/20240201-234906 base: 06f658aadff0e483ee4f807b0b46c9e5cba62bfa patch link: https://lore.kernel.org/r/20240201-exception_ip-v1-3-aa26ab3ee0b5%40flygoat.com patch subject: [PATCH 3/3] mm/memory: Use exception ip to search exception tables config: arm64-randconfig-001-20240203 (https://download.01.org/0day-ci/archive/20240203/202402032112.NBimLx5h-lkp@intel.com/config) compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project.git 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240203/202402032112.NBimLx5h-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/202402032112.NBimLx5h-lkp@intel.com/ All errors (new ones prefixed by >>): >> mm/memory.c:5484:22: error: call to undeclared function 'exception_ip'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration] unsigned long ip = exception_ip(regs); ^ mm/memory.c:5509:22: error: call to undeclared function 'exception_ip'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration] unsigned long ip = exception_ip(regs); ^ 2 errors generated. vim +/exception_ip +5484 mm/memory.c 5477 5478 static inline bool get_mmap_lock_carefully(struct mm_struct *mm, struct pt_regs *regs) 5479 { 5480 if (likely(mmap_read_trylock(mm))) 5481 return true; 5482 5483 if (regs && !user_mode(regs)) { > 5484 unsigned long ip = exception_ip(regs); 5485 if (!search_exception_tables(ip)) 5486 return false; 5487 } 5488 5489 return !mmap_read_lock_killable(mm); 5490 } 5491 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki