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Message-ID: <202311040645.iX61nohP-lkp@intel.com>
Date: Sat, 4 Nov 2023 06:47:59 +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>
Subject: vmlinux.o: warning: objtool: acpi_idle_enter_bm+0x40: call to
lockdep_hardirqs_on_prepare() leaves .noinstr.text section
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: e392ea4d4d00880bf94550151b1ace4f88a4b17a
commit: 2b5a0e425e6e319b1978db1e9564f6af4228a567 objtool/idle: Validate __cpuidle code as noinstr
date: 10 months ago
config: x86_64-buildonly-randconfig-001-20231104 (https://download.01.org/0day-ci/archive/20231104/202311040645.iX61nohP-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-12) 11.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231104/202311040645.iX61nohP-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/202311040645.iX61nohP-lkp@intel.com/
All warnings (new ones prefixed by >>):
vmlinux.o: warning: objtool: acpi_processor_ffh_cstate_enter+0x90: call to current_set_polling_and_test() leaves .noinstr.text section
vmlinux.o: warning: objtool: acpi_safe_halt+0xd: call to test_ti_thread_flag.constprop.0() leaves .noinstr.text section
vmlinux.o: warning: objtool: io_idle+0xc: call to __inb.isra.0() leaves .noinstr.text section
>> vmlinux.o: warning: objtool: acpi_idle_enter_bm+0x40: call to lockdep_hardirqs_on_prepare() leaves .noinstr.text section
vmlinux.o: warning: objtool: acpi_idle_enter_s2idle+0x4e: call to __this_cpu_preempt_check.constprop.0() leaves .noinstr.text section
vmlinux.o: warning: objtool: acpi_idle_enter+0x1e: call to __this_cpu_preempt_check.constprop.0() leaves .noinstr.text section
objdump-func vmlinux.o acpi_idle_enter_bm:
0000 0000000000000410 <acpi_idle_enter_bm>:
0000 410: 41 55 push %r13
0002 412: 49 89 fd mov %rdi,%r13
0005 415: 41 54 push %r12
0007 417: 41 89 cc mov %ecx,%r12d
000a 41a: 55 push %rbp
000b 41b: 48 89 d5 mov %rdx,%rbp
000e 41e: 53 push %rbx
000f 41f: 48 89 f3 mov %rsi,%rbx
0012 422: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 423: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
0017 427: 0f b6 5b 20 movzbl 0x20(%rbx),%ebx
001b 42b: c0 eb 04 shr $0x4,%bl
001e 42e: 83 e3 01 and $0x1,%ebx
0021 431: 90 nop
0022 432: 80 7d 10 00 cmpb $0x0,0x10(%rbp)
0026 436: 0f 84 90 00 00 00 je 4cc <acpi_idle_enter_bm+0xbc>
002c 43c: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 43d: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
0031 441: 84 db test %bl,%bl
0033 443: 75 48 jne 48d <acpi_idle_enter_bm+0x7d>
0035 445: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 446: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
003a 44a: e8 00 00 00 00 call 44f <acpi_idle_enter_bm+0x3f> 44b: R_X86_64_PC32 .text+0xa47d6c
003f 44f: 90 nop
0040 450: e8 00 00 00 00 call 455 <acpi_idle_enter_bm+0x45> 451: R_X86_64_PC32 .text+0xa47d6c
0045 455: e8 00 00 00 00 call 45a <acpi_idle_enter_bm+0x4a> 456: R_X86_64_PC32 .text+0xa4904c
004a 45a: 48 89 ef mov %rbp,%rdi
004d 45d: e8 2e ff ff ff call 390 <acpi_idle_do_entry>
0052 462: e8 00 00 00 00 call 467 <acpi_idle_enter_bm+0x57> 463: R_X86_64_PC32 .text+0xa4904c
0057 467: e8 00 00 00 00 call 46c <acpi_idle_enter_bm+0x5c> 468: R_X86_64_PC32 .text+0xa47d6c
005c 46c: 90 nop
005d 46d: 84 db test %bl,%bl
005f 46f: 0f 85 91 00 00 00 jne 506 <acpi_idle_enter_bm+0xf6>
0065 475: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 476: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
006a 47a: 90 nop
006b 47b: 5b pop %rbx
006c 47c: 44 89 e0 mov %r12d,%eax
006f 47f: 5d pop %rbp
0070 480: 41 5c pop %r12
0072 482: 41 5d pop %r13
0074 484: 31 d2 xor %edx,%edx
0076 486: 31 c9 xor %ecx,%ecx
0078 488: 31 f6 xor %esi,%esi
007a 48a: 31 ff xor %edi,%edi
007c 48c: c3 ret
007d 48d: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 48e: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
0082 492: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 495: R_X86_64_32S .data+0x33aa80
0089 499: e8 00 00 00 00 call 49e <acpi_idle_enter_bm+0x8e> 49a: R_X86_64_PLT32 _raw_spin_lock-0x4
008e 49e: 8b 05 00 00 00 00 mov 0x0(%rip),%eax # 4a4 <acpi_idle_enter_bm+0x94> 4a0: R_X86_64_PC32 .bss+0x7b9534
0094 4a4: 83 c0 01 add $0x1,%eax
0097 4a7: 89 05 00 00 00 00 mov %eax,0x0(%rip) # 4ad <acpi_idle_enter_bm+0x9d> 4a9: R_X86_64_PC32 .bss+0x7b9534
009d 4ad: 83 f8 01 cmp $0x1,%eax
00a0 4b0: 0f 84 85 00 00 00 je 53b <acpi_idle_enter_bm+0x12b>
00a6 4b6: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 4b7: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
00ab 4bb: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 4be: R_X86_64_32S .data+0x33aa80
00b2 4c2: e8 00 00 00 00 call 4c7 <acpi_idle_enter_bm+0xb7> 4c3: R_X86_64_PLT32 _raw_spin_unlock-0x4
00b7 4c7: e9 79 ff ff ff jmp 445 <acpi_idle_enter_bm+0x35>
00bc 4cc: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 4cd: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
00c1 4d1: e8 00 00 00 00 call 4d6 <acpi_idle_enter_bm+0xc6> 4d2: R_X86_64_PC32 .text+0xa4866c
00c6 4d6: 85 c0 test %eax,%eax
00c8 4d8: 0f 84 5e ff ff ff je 43c <acpi_idle_enter_bm+0x2c>
00ce 4de: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 4df: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
00d3 4e3: 45 8b a5 2c 04 00 00 mov 0x42c(%r13),%r12d
00da 4ea: 45 85 e4 test %r12d,%r12d
00dd 4ed: 78 65 js 554 <acpi_idle_enter_bm+0x144>
00df 4ef: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 4f0: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
00e4 4f4: 49 63 c4 movslq %r12d,%rax
00e7 4f7: 48 8b 2c c5 00 00 00 00 mov 0x0(,%rax,8),%rbp 4fb: R_X86_64_32S .data+0x33aae0
00ef 4ff: 31 db xor %ebx,%ebx
00f1 501: e9 3f ff ff ff jmp 445 <acpi_idle_enter_bm+0x35>
00f6 506: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 507: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
00fb 50b: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 50e: R_X86_64_32S .data+0x33aa80
0102 512: e8 00 00 00 00 call 517 <acpi_idle_enter_bm+0x107> 513: R_X86_64_PLT32 _raw_spin_lock-0x4
0107 517: 31 f6 xor %esi,%esi
0109 519: bf 13 00 00 00 mov $0x13,%edi
010e 51e: e8 00 00 00 00 call 523 <acpi_idle_enter_bm+0x113> 51f: R_X86_64_PLT32 acpi_write_bit_register-0x4
0113 523: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 526: R_X86_64_32S .data+0x33aa80
011a 52a: 83 2d 00 00 00 00 01 subl $0x1,0x0(%rip) # 531 <acpi_idle_enter_bm+0x121> 52c: R_X86_64_PC32 .bss+0x7b9533
0121 531: e8 00 00 00 00 call 536 <acpi_idle_enter_bm+0x126> 532: R_X86_64_PLT32 _raw_spin_unlock-0x4
0126 536: e9 3a ff ff ff jmp 475 <acpi_idle_enter_bm+0x65>
012b 53b: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 53c: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
0130 540: be 01 00 00 00 mov $0x1,%esi
0135 545: bf 13 00 00 00 mov $0x13,%edi
013a 54a: e8 00 00 00 00 call 54f <acpi_idle_enter_bm+0x13f> 54b: R_X86_64_PLT32 acpi_write_bit_register-0x4
013f 54f: e9 62 ff ff ff jmp 4b6 <acpi_idle_enter_bm+0xa6>
0144 554: 48 c7 c5 00 00 00 00 mov $0x0,%rbp 557: R_X86_64_32S .data+0x33aa40
014b 55b: 41 bc f0 ff ff ff mov $0xfffffff0,%r12d
0151 561: 31 db xor %ebx,%ebx
0153 563: e9 dd fe ff ff jmp 445 <acpi_idle_enter_bm+0x35>
0158 568: 0f 1f 84 00 00 00 00 00 nopl 0x0(%rax,%rax,1)
--
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