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

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

[kernel test robot]

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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-a011-20210916 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # 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
        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 <lkp@intel.com>

All errors (new ones prefixed by >>):

   arch/x86/kernel/traps.c: In function 'exc_double_fault':
>> arch/x86/kernel/traps.c:468:38: error: 'address' undeclared (first use in this function)
     468 |   if (get_stack_info_noinstr((void *)address, current, &info) &&
         |                                      ^~~~~~~
   arch/x86/kernel/traps.c:468:38: note: each undeclared identifier is reported only once for each function it appears in


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

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