7:03 p.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: ec2618180c3450d06a6a4ba951d4c9a2c689b517
commit: 9fb7170c7fba3f6099d57b3d028c500df70a9980 [2605/2770] kasan: use
dump_stack_lvl(KERN_ERR) to print stacks
config: arm64-randconfig-r014-20210513 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
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/next/linux-next.git/commi...
git remote add linux-next
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 9fb7170c7fba3f6099d57b3d028c500df70a9980
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
mm/kasan/report.c: In function 'print_address_description':
> mm/kasan/report.c:233:2: error: implicit declaration of function
'dump_stack_lvl'; did you mean 'dump_stack'?
[-Werror=implicit-function-declaration]
233 | dump_stack_lvl(KERN_ERR);
| ^~~~~~~~~~~~~~
| dump_stack
cc1: some warnings being treated as errors
vim +233 mm/kasan/report.c
228
229 static void print_address_description(void *addr, u8 tag)
230 {
231 struct page *page = kasan_addr_to_page(addr);
232
233 dump_stack_lvl(KERN_ERR);
234 pr_err("\n");
235
236 if (page && PageSlab(page)) {
237 struct kmem_cache *cache = page->slab_cache;
238 void *object = nearest_obj(cache, page, addr);
239
240 describe_object(cache, object, addr, tag);
241 }
242
243 if (kernel_or_module_addr(addr) && !init_task_stack_addr(addr)) {
244 pr_err("The buggy address belongs to the variable:\n");
245 pr_err(" %pS\n", addr);
246 }
247
248 if (page) {
249 pr_err("The buggy address belongs to the page:\n");
250 dump_page(page, "kasan: bad access detected");
251 }
252
253 kasan_print_address_stack_frame(addr);
254 }
255
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org