linux-kernel - vmlinux.o: warning: objtool: shrink_lruvec+0x500: sibling call from callable instruction with modified stack frame

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Message-ID: <202502210851.HssdUw7m-lkp@intel.com>
Date: Fri, 21 Feb 2025 08:38:41 +0800
From: kernel test robot <lkp@...el.com>
To: Josh Poimboeuf <jpoimboe@...nel.org>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	linux-kernel@...r.kernel.org, Peter Zijlstra <peterz@...radead.org>
Subject: vmlinux.o: warning: objtool: shrink_lruvec+0x500: sibling call from
 callable instruction with modified stack frame

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   27eddbf3449026a73d6ed52d55b192bfcf526a03
commit: 3724062ca2b1364f02cf44dbea1a552227844ad1 objtool: Ignore dangling jump table entries
date:   12 days ago
config: x86_64-buildonly-randconfig-004-20250221 (https://download.01.org/0day-ci/archive/20250221/202502210851.HssdUw7m-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250221/202502210851.HssdUw7m-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/202502210851.HssdUw7m-lkp@intel.com/

All warnings (new ones prefixed by >>):

   vmlinux.o: warning: objtool: .discard.annotate_insn: dodgy linker, sh_entsize != 8
   vmlinux.o: warning: objtool: xen_hypercall_hvm+0x30: sibling call from callable instruction with modified stack frame
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_cmp1+0x11: call to write_comp_data.llvm.16327857404679515702() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_cmp2+0x14: call to write_comp_data.llvm.16327857404679515702() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_cmp4+0x14: call to write_comp_data.llvm.16327857404679515702() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_cmp8+0x13: call to write_comp_data.llvm.16327857404679515702() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_const_cmp1+0x14: call to write_comp_data.llvm.16327857404679515702() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_const_cmp2+0x14: call to write_comp_data.llvm.16327857404679515702() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_const_cmp4+0x14: call to write_comp_data.llvm.16327857404679515702() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_const_cmp8+0x13: call to write_comp_data.llvm.16327857404679515702() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_switch+0x53: call to write_comp_data.llvm.16327857404679515702() with UACCESS enabled
>> vmlinux.o: warning: objtool: shrink_lruvec+0x500: sibling call from callable instruction with modified stack frame
   vmlinux.o: warning: objtool: .text.aw_dev_dsp_update_cfg: unexpected end of section

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