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Date: Wed, 15 Mar 2023 17:38:19 +0800
From: kernel test robot <lkp@...el.com>
To: Peter Zijlstra <peterz@...radead.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
Ingo Molnar <mingo@...nel.org>,
"Srivatsa S. Bhat (VMware)" <srivatsa@...il.mit.edu>,
Juergen Gross <jgross@...e.com>
Subject: vmlinux.o: warning: objtool: default_idle+0x24: call to
ftrace_likely_update() leaves .noinstr.text section
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 6015b1aca1a233379625385feb01dd014aca60b5
commit: 10a099405fdf96c3205ae775abf19fcd301b31b4 cpuidle, xenpv: Make more PARAVIRT_XXL noinstr clean
date: 9 weeks ago
config: x86_64-randconfig-a011-20220124 (https://download.01.org/0day-ci/archive/20230315/202303151730.MMpcNp5k-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=10a099405fdf96c3205ae775abf19fcd301b31b4
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 10a099405fdf96c3205ae775abf19fcd301b31b4
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=x86_64 olddefconfig
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303151730.MMpcNp5k-lkp@intel.com/
All warnings (new ones prefixed by >>):
vmlinux.o: warning: objtool: __rdgsbase_inactive+0x25: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: __wrgsbase_inactive+0x2a: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: exc_double_fault+0x3c: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: fixup_bad_iret+0x7e: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: exc_debug+0x33: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: noist_exc_debug+0x31: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: exc_nmi+0x4c: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: poke_int3_handler+0x36: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: mce_check_crashing_cpu+0x11: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: do_machine_check+0x57: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: exc_machine_check+0x43: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: noist_exc_machine_check+0x41: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: exc_page_fault+0x32: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_nmi_enter+0x50: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_nmi_exit+0x44: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: enter_from_user_mode+0x38: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: syscall_enter_from_user_mode+0x3d: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: syscall_enter_from_user_mode_prepare+0x38: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_enter_from_user_mode+0x38: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_exit+0x31: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: context_tracking_recursion_enter+0x30: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: __ct_user_exit+0x47: call to __kasan_check_write() leaves .noinstr.text section
vmlinux.o: warning: objtool: __ct_user_enter+0x34: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: tdx_safe_halt+0x2d: call to ftrace_likely_update() leaves .noinstr.text section
>> vmlinux.o: warning: objtool: default_idle+0x24: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: mwait_idle+0x31: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: acpi_processor_ffh_cstate_enter+0xbe: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: cpu_idle_poll.isra.0+0x7d: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: intel_idle+0xd0: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: intel_idle_irq+0x2e: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: intel_idle_s2idle+0xe0: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: intel_idle_xstate+0xd5: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: intel_idle_ibrs+0x17: call to sched_smt_active() leaves .noinstr.text section
objdump-func vmlinux.o default_idle:
0000 0000000000000110 <default_idle>:
0000 110: f3 0f 1e fa endbr64
0004 114: 55 push %rbp
0005 115: 31 f6 xor %esi,%esi
0007 117: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 11a: R_X86_64_32S _ftrace_annotated_branch+0x13fe0
000e 11e: 48 89 e5 mov %rsp,%rbp
0011 121: 53 push %rbx
0012 122: 48 8b 1d 00 00 00 00 mov 0x0(%rip),%rbx # 129 <default_idle+0x19> 125: R_X86_64_PC32 pv_ops+0x104
0019 129: 48 85 db test %rbx,%rbx
001c 12c: 40 0f 94 c6 sete %sil
0020 130: 31 c9 xor %ecx,%ecx
0022 132: 31 d2 xor %edx,%edx
0024 134: e8 00 00 00 00 call 139 <default_idle+0x29> 135: R_X86_64_PLT32 ftrace_likely_update-0x4
0029 139: 48 85 db test %rbx,%rbx
002c 13c: 74 37 je 175 <default_idle+0x65>
002e 13e: ff 15 00 00 00 00 call *0x0(%rip) # 144 <default_idle+0x34> 140: R_X86_64_PC32 pv_ops+0x104
0034 144: 48 8b 1d 00 00 00 00 mov 0x0(%rip),%rbx # 14b <default_idle+0x3b> 147: R_X86_64_PC32 pv_ops+0xf4
003b 14b: 31 f6 xor %esi,%esi
003d 14d: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 150: R_X86_64_32S _ftrace_annotated_branch+0x13e90
0044 154: 48 85 db test %rbx,%rbx
0047 157: 40 0f 94 c6 sete %sil
004b 15b: 31 c9 xor %ecx,%ecx
004d 15d: 31 d2 xor %edx,%edx
004f 15f: e8 00 00 00 00 call 164 <default_idle+0x54> 160: R_X86_64_PLT32 ftrace_likely_update-0x4
0054 164: 48 85 db test %rbx,%rbx
0057 167: 74 0f je 178 <default_idle+0x68>
0059 169: ff 15 00 00 00 00 call *0x0(%rip) # 16f <default_idle+0x5f> 16b: R_X86_64_PC32 pv_ops+0xf4
005f 16f: 48 8b 5d f8 mov -0x8(%rbp),%rbx
0063 173: c9 leave
0064 174: c3 ret
0065 175: 90 nop
0066 176: 0f 0b ud2
0068 178: 90 nop
0069 179: 0f 0b ud2
006b 17b: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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