arch/loongarch/kernel/vmcore_info.c:16 arch_crash_save_vmcoreinfo() warn: argument 2 to %lx specifier is cast from pointer

arch/loongarch/kernel/vmcore_info.c:16 arch_crash_save_vmcoreinfo() warn: argument 2 to %lx specifier is cast from pointer

[kernel test robot]

Unfiltered warning: this smatch report is sent as-is and has not been
reviewed for false positives, so please treat it with due skepticism.

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-kernel@vger.kernel.org
TO: Yangyang Lian <lianyangyang@kylinos.cn>
CC: Huacai Chen <chenhuacai@kernel.org>
CC: George Guo <guodongtai@kylinos.cn>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   7475ea8b58616b33c04afb976cf0fbaad9dd63fb
commit: 2a5ec3a553f7b23359344d52332263d5fa88aac6 LoongArch: Add arch_crash_save_vmcoreinfo() support
date:   13 days ago
:::::: branch date: 9 hours ago
:::::: commit date: 13 days ago
config: loongarch-randconfig-2200-20261109 (https://download.01.org/0day-ci/archive/20261109/202611091008.qt59ZzAc-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 16.2.0
smatch: v0.5.0-9187-g5189e3fb

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
| Fixes: 2a5ec3a553f7 ("LoongArch: Add arch_crash_save_vmcoreinfo() support")
| Reported-by: kernel test robot <lkp@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202611091008.qt59ZzAc-lkp@intel.com/

smatch warnings:
arch/loongarch/kernel/vmcore_info.c:16 arch_crash_save_vmcoreinfo() warn: argument 2 to %lx specifier is cast from pointer

vim +16 arch/loongarch/kernel/vmcore_info.c

2a5ec3a553f7b23 Yangyang Lian 2026-10-27   7  
2a5ec3a553f7b23 Yangyang Lian 2026-10-27   8  void arch_crash_save_vmcoreinfo(void)
2a5ec3a553f7b23 Yangyang Lian 2026-10-27   9  {
2a5ec3a553f7b23 Yangyang Lian 2026-10-27  10  	VMCOREINFO_NUMBER(VA_BITS);
2a5ec3a553f7b23 Yangyang Lian 2026-10-27  11  	/* NUMBER(VMALLOC_START) is exported by the generic code */
2a5ec3a553f7b23 Yangyang Lian 2026-10-27  12  	vmcoreinfo_append_str("NUMBER(VMALLOC_END)=0x%lx\n", VMALLOC_END);
2a5ec3a553f7b23 Yangyang Lian 2026-10-27  13  #ifdef CONFIG_64BIT
2a5ec3a553f7b23 Yangyang Lian 2026-10-27  14  	vmcoreinfo_append_str("NUMBER(MODULES_VADDR)=0x%lx\n", MODULES_VADDR);
2a5ec3a553f7b23 Yangyang Lian 2026-10-27  15  	vmcoreinfo_append_str("NUMBER(MODULES_END)=0x%lx\n", MODULES_END);
2a5ec3a553f7b23 Yangyang Lian 2026-10-27 @16  	vmcoreinfo_append_str("NUMBER(VMEMMAP_START)=0x%lx\n", (unsigned long)vmemmap);

--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki