linux-kernel - lib/dhry_1.o: warning: objtool: dhry+0xc60: stack state mismatch: reg1[22]=-1+0 reg2[22]=-2-16

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Message-ID: <202504211328.qS7Z79wK-lkp@intel.com>
Date: Mon, 21 Apr 2025 14:06:51 +0800
From: kernel test robot <lkp@...el.com>
To: Yuli Wang <wangyuli@...ontech.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Huacai Chen <chenhuacai@...nel.org>,
	Wentao Guan <guanwentao@...ontech.com>
Subject: lib/dhry_1.o: warning: objtool: dhry+0xc60: stack state mismatch:
 reg1[22]=-1+0 reg2[22]=-2-16

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   9d7a0577c9db35c4cc52db90bc415ea248446472
commit: 892a79634196d2729b81bb8e5b029d095704df63 LoongArch: Enable UBSAN (Undefined Behavior Sanitizer)
date:   3 weeks ago
config: loongarch-randconfig-r063-20250421 (https://download.01.org/0day-ci/archive/20250421/202504211328.qS7Z79wK-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250421/202504211328.qS7Z79wK-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202504211328.qS7Z79wK-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> lib/dhry_1.o: warning: objtool: dhry+0xc60: stack state mismatch: reg1[22]=-1+0 reg2[22]=-2-16

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