tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 411e7ef551c128efdf5b4e53cc01245ba85b3817 commit: 130620d5878d2348208258965876547a69353f9f [11219/30000] x86/entry: Enable random_kstack_offset support config: x86_64-buildonly-randconfig-006-20241009 (https://download.01.org/0day-ci/archive/20241009/202410091420.7w9TkxwA-lkp@i...) compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241009/202410091420.7w9TkxwA-lkp@i...)

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/202410091420.7w9TkxwA-lkp@intel.com/

All warnings (new ones prefixed by >>):

...

vmlinux.o: warning: objtool: do_syscall_64()+0x46: call to memset() leaves .noinstr.text section

vmlinux.o: warning: objtool: fixup_bad_iret()+0x36: call to memset() leaves .noinstr.text section ld.lld: error: undefined symbol: __tsan_memset

...

...

referenced by do_mounts.c do_mounts.o:(name_to_dev_t) in archive init/built-in.a referenced by do_mounts.c do_mounts.o:(mount_block_root) in archive init/built-in.a referenced by vsyscall_64.c entry/vsyscall/vsyscall_64.o:(trace_event_raw_event_emulate_vsyscall) in archive arch/x86/built-in.a referenced 14932 more times