From: kernel test robot <lkp@intel.com>
To: Mark Brown <broonie@kernel.org>
Cc: oe-kbuild-all@lists.linux.dev
Subject: [broonie-ci:arm64-xs-decode 2/2] ./include/linux/kern_levels.h:5:25: warning: format '%lu' expects argument of type 'long unsigned int', but argument 2 has type 'long long unsigned int'
Date: Tue, 30 Jun 2026 08:22:02 +0200 [thread overview]
Message-ID: <202606300859.ghuyQN1Z-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/ci.git arm64-xs-decode
head: 400df87aee7b6f393e5d363d377cb5a613f8b37a
commit: 400df87aee7b6f393e5d363d377cb5a613f8b37a [2/2] arm64: mm: When logging data aborts only decode Xs when ISV=1
config: arm64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20260630/202606300859.ghuyQN1Z-lkp@intel.com/config)
compiler: aarch64-linux-gnu-gcc (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260630/202606300859.ghuyQN1Z-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202606300859.ghuyQN1Z-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from ./include/asm-generic/bug.h:31,
from ./arch/arm64/include/asm/bug.h:26,
from ./include/linux/bug.h:5,
from ./include/linux/slab.h:15,
from ./include/linux/resource_ext.h:11,
from ./include/linux/acpi.h:14,
from arch/arm64/mm/fault.c:10:
arch/arm64/mm/fault.c: In function 'data_abort_decode':
>> ./include/linux/kern_levels.h:5:25: warning: format '%lu' expects argument of type 'long unsigned int', but argument 2 has type 'long long unsigned int' [-Wformat=]
5 | #define KERN_SOH "\001" /* ASCII Start Of Header */
| ^~~~~~
./include/linux/printk.h:483:25: note: in definition of macro 'printk_index_wrap'
483 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~
./include/linux/printk.h:534:9: note: in expansion of macro 'printk'
534 | printk(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
./include/linux/kern_levels.h:9:25: note: in expansion of macro 'KERN_SOH'
9 | #define KERN_ALERT KERN_SOH "1" /* action must be taken immediately */
| ^~~~~~~~
./include/linux/printk.h:534:16: note: in expansion of macro 'KERN_ALERT'
534 | printk(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~~~
arch/arm64/mm/fault.c:79:17: note: in expansion of macro 'pr_alert'
79 | pr_alert(" Xs = %lu\n",
| ^~~~~~~~
vim +5 ./include/linux/kern_levels.h
314ba3520e513a Joe Perches 2012-07-30 4
04d2c8c83d0e3a Joe Perches 2012-07-30 @5 #define KERN_SOH "\001" /* ASCII Start Of Header */
04d2c8c83d0e3a Joe Perches 2012-07-30 6 #define KERN_SOH_ASCII '\001'
04d2c8c83d0e3a Joe Perches 2012-07-30 7
:::::: The code at line 5 was first introduced by commit
:::::: 04d2c8c83d0e3ac5f78aeede51babb3236200112 printk: convert the format for KERN_<LEVEL> to a 2 byte pattern
:::::: TO: Joe Perches <joe@perches.com>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-06-30 6:22 UTC|newest]
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