* lib/stackinit_kunit.c:334:1: sparse: sparse: Using plain integer as NULL pointer
@ 2022-03-29 13:41 kernel test robot
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From: kernel test robot @ 2022-03-29 13:41 UTC (permalink / raw)
To: Kees Cook; +Cc: kbuild-all, linux-kernel
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 1930a6e739c4b4a654a69164dbe39e554d228915
commit: 02788ebcf521fe78c24eb221fd1ed7f86792c330 lib: stackinit: Convert to KUnit
date: 8 days ago
config: powerpc-randconfig-s032-20220327 (https://download.01.org/0day-ci/archive/20220329/202203292149.t3xqiQ2d-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 11.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.4-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=02788ebcf521fe78c24eb221fd1ed7f86792c330
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 02788ebcf521fe78c24eb221fd1ed7f86792c330
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=powerpc SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>)
>> lib/stackinit_kunit.c:334:1: sparse: sparse: Using plain integer as NULL pointer
>> lib/stackinit_kunit.c:334:1: sparse: sparse: Using plain integer as NULL pointer
>> lib/stackinit_kunit.c:334:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:336:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:336:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:336:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:336:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:336:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:336:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:336:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:336:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:336:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:336:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:337:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:337:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:337:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:337:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:337:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:337:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:338:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:338:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:338:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:338:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:338:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:338:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:338:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:338:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:338:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:338:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:339:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:339:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:339:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:339:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:339:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:339:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:339:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:339:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:339:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:339:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:340:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:340:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:340:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:340:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:340:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:340:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:341:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:341:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:341:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:344:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:344:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:344:1: sparse: sparse: Using plain integer as NULL pointer
lib/stackinit_kunit.c:346:1: sparse: sparse: Using plain integer as NULL pointer
vim +334 lib/stackinit_kunit.c
303
304 #define DEFINE_SCALAR_TEST(name, init, xfail) \
305 DEFINE_TEST(name ## _ ## init, name, SCALAR, \
306 init, xfail)
307
308 #define DEFINE_SCALAR_TESTS(init, xfail) \
309 DEFINE_SCALAR_TEST(u8, init, xfail); \
310 DEFINE_SCALAR_TEST(u16, init, xfail); \
311 DEFINE_SCALAR_TEST(u32, init, xfail); \
312 DEFINE_SCALAR_TEST(u64, init, xfail); \
313 DEFINE_TEST(char_array_ ## init, unsigned char, \
314 STRING, init, xfail)
315
316 #define DEFINE_STRUCT_TEST(name, init, xfail) \
317 DEFINE_TEST(name ## _ ## init, \
318 struct test_ ## name, STRUCT, init, \
319 xfail)
320
321 #define DEFINE_STRUCT_TESTS(init, xfail) \
322 DEFINE_STRUCT_TEST(small_hole, init, xfail); \
323 DEFINE_STRUCT_TEST(big_hole, init, xfail); \
324 DEFINE_STRUCT_TEST(trailing_hole, init, xfail); \
325 DEFINE_STRUCT_TEST(packed, init, xfail)
326
327 #define DEFINE_STRUCT_INITIALIZER_TESTS(base, xfail) \
328 DEFINE_STRUCT_TESTS(base ## _ ## partial, \
329 xfail); \
330 DEFINE_STRUCT_TESTS(base ## _ ## all, xfail)
331
332 /* These should be fully initialized all the time! */
333 DEFINE_SCALAR_TESTS(zero, ALWAYS_PASS);
> 334 DEFINE_STRUCT_TESTS(zero, ALWAYS_PASS);
335 /* Struct initializers: padding may be left uninitialized. */
336 DEFINE_STRUCT_INITIALIZER_TESTS(static, STRONG_PASS);
337 DEFINE_STRUCT_INITIALIZER_TESTS(dynamic, STRONG_PASS);
338 DEFINE_STRUCT_INITIALIZER_TESTS(runtime, STRONG_PASS);
339 DEFINE_STRUCT_INITIALIZER_TESTS(assigned_static, STRONG_PASS);
340 DEFINE_STRUCT_INITIALIZER_TESTS(assigned_dynamic, STRONG_PASS);
341 DEFINE_STRUCT_TESTS(assigned_copy, ALWAYS_FAIL);
342 /* No initialization without compiler instrumentation. */
343 DEFINE_SCALAR_TESTS(none, STRONG_PASS);
344 DEFINE_STRUCT_TESTS(none, BYREF_PASS);
345 /* Initialization of members with __user attribute. */
346 DEFINE_TEST(user, struct test_user, STRUCT, none, USER_PASS);
347
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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