Re: [RFC PATCH 4/4] x86: ibs: Enable IBS profiling for memory accesses

[kernel test robot <lkp@intel.com>]

Hi Bharata,

[This is a private test report for your RFC patch.]
kernel test robot noticed the following build warnings:

[auto build test WARNING on tip/x86/core]
[also build test WARNING on tip/x86/mm linus/master v6.14-rc5]
[cannot apply to akpm-mm/mm-everything next-20250307]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Bharata-B-Rao/mm-migrate-Allow-misplaced-migration-without-VMA-too/20250306-134949
base:   tip/x86/core
patch link:    https://lore.kernel.org/r/20250306054532.221138-5-bharata%40amd.com
patch subject: [RFC PATCH 4/4] x86: ibs: Enable IBS profiling for memory accesses
config: x86_64-buildonly-randconfig-005-20250307 (https://download.01.org/0day-ci/archive/20250308/202503080104.AHMWmR7w-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250308/202503080104.AHMWmR7w-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/202503080104.AHMWmR7w-lkp@intel.com/

All warnings (new ones prefixed by >>):

   vmlinux.o: warning: objtool: do_syscall_64+0x11: call to hw_access_profiling_stop() leaves .noinstr.text section
>> vmlinux.o: warning: objtool: do_int80_emulation+0x16: call to hw_access_profiling_stop() leaves .noinstr.text section
   vmlinux.o: warning: objtool: syscall_enter_from_user_mode_prepare+0x5: call to hw_access_profiling_stop() leaves .noinstr.text section
   vmlinux.o: warning: objtool: syscall_exit_to_user_mode+0xcc: call to hw_access_profiling_start() leaves .noinstr.text section
   vmlinux.o: warning: objtool: irqentry_enter_from_user_mode+0x5: call to hw_access_profiling_stop() leaves .noinstr.text section
   vmlinux.o: warning: objtool: irqentry_exit_to_user_mode+0xc2: call to hw_access_profiling_start() leaves .noinstr.text section
   vmlinux.o: warning: objtool: irqentry_nmi_enter+0x1c: call to hw_access_profiling_stop() leaves .noinstr.text section
   vmlinux.o: warning: objtool: irqentry_nmi_exit+0x63: call to hw_access_profiling_start() leaves .noinstr.text section
   vmlinux.o: warning: objtool: ia32_setup_rt_frame+0x135: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: compat_get_bitmap+0xb3: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: compat_put_bitmap+0xb3: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_cmp1+0xd: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_cmp2+0x10: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_cmp4+0x10: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_cmp8+0xf: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_const_cmp1+0x10: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_const_cmp2+0x10: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_const_cmp4+0x10: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_const_cmp8+0xf: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: __sanitizer_cov_trace_switch+0x51: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: fault_in_writeable+0xae: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: fault_in_readable+0xb5: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: fillonedir+0x179: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: filldir+0x245: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: filldir64+0x244: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: compat_fillonedir+0x1ae: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: compat_filldir+0x28e: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: copy_iovec_from_user+0x98: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: check_zeroed_user+0xce: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: strncpy_from_user+0x8a: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: strnlen_user+0xa7: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled
   vmlinux.o: warning: objtool: copy_mc_fragile_handle_tail+0x4d: call to write_comp_data.llvm.15977173092665352742() with UACCESS enabled

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