linux-kernel - [peterz-queue:x86/core 2/2] arch/x86/kernel/traps.c:468:38: error: use of undeclared identifier 'address'

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Message-ID: <202109160656.U2gBtXEj-lkp@intel.com>
Date:   Thu, 16 Sep 2021 06:51:58 +0800
From:   kernel test robot <lkp@...el.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org
Subject: [peterz-queue:x86/core 2/2] arch/x86/kernel/traps.c:468:38: error:
 use of undeclared identifier 'address'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git x86/core
head:   647d1adb49f099ced76b510d55365be7f3063341
commit: 647d1adb49f099ced76b510d55365be7f3063341 [2/2] x86/dumpstack/64: Add guard pages to stack_info
config: x86_64-randconfig-r005-20210916 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 8cbbd7e0b2aa21ce7e416cfb63d9965518948c35)
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/peterz/queue.git/commit/?id=647d1adb49f099ced76b510d55365be7f3063341
        git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git
        git fetch --no-tags peterz-queue x86/core
        git checkout 647d1adb49f099ced76b510d55365be7f3063341
        # save the attached .config to linux build tree
        mkdir build_dir
        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 as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> arch/x86/kernel/traps.c:468:38: error: use of undeclared identifier 'address'
                   if (get_stack_info_noinstr((void *)address, current, &info) &&
                                                      ^
   arch/x86/kernel/traps.c:472:20: error: use of undeclared identifier 'address'
                                    name, (void *)address, info.begin, info.end);
                                                  ^
   2 errors generated.


vim +/address +468 arch/x86/kernel/traps.c

   463	
   464	#ifdef CONFIG_X86_64
   465		{
   466			struct stack_info info;
   467	
 > 468			if (get_stack_info_noinstr((void *)address, current, &info) &&
   469			    info.type & STACK_TYPE_GUARD) {
   470				const char *name = stack_type_name(info.type & ~STACK_TYPE_GUARD);
   471				pr_emerg("BUG: %s stack guard hit at %p (stack is %p..%p)\n",
   472					 name, (void *)address, info.begin, info.end);
   473			}
   474		}
   475	#endif
   476	
   477		pr_emerg("PANIC: double fault, error_code: 0x%lx\n", error_code);
   478		die("double fault", regs, error_code);
   479		panic("Machine halted.");
   480		instrumentation_end();
   481	}
   482	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

Download attachment ".config.gz" of type "application/gzip" (34684 bytes)