Messages in this thread | | | Date | Tue, 9 Aug 2022 09:18:39 +0800 | From | kernel test robot <> | Subject | [peterz-queue:sched/idle 18/37] vmlinux.o: warning: objtool: intel_idle_ibrs+0x14: call to sched_smt_active() leaves .noinstr.text section |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git sched/idle head: 769b3ef979a1016d45e34b71df278f51ae32271d commit: 3aa38daa6591ae8d2c51b06295f239b1d1458b93 [18/37] objtool/idle: Validate __cpuidle code as noinstr config: x86_64-randconfig-a002-20220718 (https://download.01.org/0day-ci/archive/20220809/202208090943.FbDovn86-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-3) 11.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?id=3aa38daa6591ae8d2c51b06295f239b1d1458b93 git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git git fetch --no-tags peterz-queue sched/idle git checkout 3aa38daa6591ae8d2c51b06295f239b1d1458b93 # save the config file mkdir build_dir && cp config build_dir/.config 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@intel.com>
All warnings (new ones prefixed by >>):
vmlinux.o: warning: objtool: acpi_idle_enter_s2idle+0x69: call to wbinvd() leaves .noinstr.text section vmlinux.o: warning: objtool: acpi_idle_enter+0x62: call to wbinvd() leaves .noinstr.text section vmlinux.o: warning: objtool: default_idle+0x4: call to mds_idle_clear_cpu_buffers() leaves .noinstr.text section vmlinux.o: warning: objtool: mwait_idle+0x5: call to current_set_polling_and_test() leaves .noinstr.text section vmlinux.o: warning: objtool: acpi_processor_ffh_cstate_enter+0x24: call to current_set_polling_and_test() leaves .noinstr.text section vmlinux.o: warning: objtool: cpu_idle_poll.isra.0+0x52: call to test_ti_thread_flag.constprop.0() leaves .noinstr.text section vmlinux.o: warning: objtool: intel_idle+0x39: call to current_set_polling_and_test() leaves .noinstr.text section vmlinux.o: warning: objtool: intel_idle_irq+0x3a: call to current_set_polling_and_test() leaves .noinstr.text section vmlinux.o: warning: objtool: intel_idle_s2idle+0x34: call to current_set_polling_and_test() leaves .noinstr.text section >> vmlinux.o: warning: objtool: intel_idle_ibrs+0x14: call to sched_smt_active() leaves .noinstr.text section vmlinux.o: warning: objtool: acpi_safe_halt+0x8: call to test_ti_thread_flag.constprop.0() leaves .noinstr.text section vmlinux.o: warning: objtool: io_idle+0x3: call to __inb.isra.0() leaves .noinstr.text section
objdump-func vmlinux.o intel_idle_ibrs: 0000 00000000000003b3 <intel_idle_ibrs>: 0000 3b3: f3 0f 1e fa endbr64 0004 3b7: 41 57 push %r15 0006 3b9: 41 56 push %r14 0008 3bb: 49 89 f6 mov %rsi,%r14 000b 3be: 41 55 push %r13 000d 3c0: 41 54 push %r12 000f 3c2: 41 89 d4 mov %edx,%r12d 0012 3c5: 55 push %rbp 0013 3c6: 53 push %rbx 0014 3c7: e8 00 00 00 00 call 3cc <intel_idle_ibrs+0x19> 3c8: R_X86_64_PC32 .text+0x97f3f9 0019 3cc: 89 c5 mov %eax,%ebp 001b 3ce: e8 00 00 00 00 call 3d3 <intel_idle_ibrs+0x20> 3cf: R_X86_64_PLT32 spec_ctrl_current-0x4 0020 3d3: 49 89 c5 mov %rax,%r13 0023 3d6: 40 84 ed test %bpl,%bpl 0026 3d9: 74 0c je 3e7 <intel_idle_ibrs+0x34> 0028 3db: 31 f6 xor %esi,%esi 002a 3dd: bf 48 00 00 00 mov $0x48,%edi 002f 3e2: e8 00 00 00 00 call 3e7 <intel_idle_ibrs+0x34> 3e3: R_X86_64_PC32 .text+0x97f45f 0034 3e7: 49 63 dc movslq %r12d,%rbx 0037 3ea: 48 83 fb 0a cmp $0xa,%rbx 003b 3ee: 76 0f jbe 3ff <intel_idle_ibrs+0x4c> 003d 3f0: 48 89 de mov %rbx,%rsi 0040 3f3: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 3f6: R_X86_64_32S .data+0x8fafc0 0047 3fa: e8 00 00 00 00 call 3ff <intel_idle_ibrs+0x4c> 3fb: R_X86_64_PLT32 __ubsan_handle_out_of_bounds-0x4 004c 3ff: 48 6b db 68 imul $0x68,%rbx,%rbx 0050 403: 45 0f b6 7c 1e 5b movzbl 0x5b(%r14,%rbx,1),%r15d 0056 409: e9 00 00 00 00 jmp 40e <intel_idle_ibrs+0x5b> 40a: R_X86_64_PC32 .altinstr_aux+0x99e 005b 40e: eb 09 jmp 419 <intel_idle_ibrs+0x66> 005d 410: e8 00 00 00 00 call 415 <intel_idle_ibrs+0x62> 411: R_X86_64_PC32 .text+0x97f6f7 0062 415: 84 c0 test %al,%al 0064 417: 75 3c jne 455 <intel_idle_ibrs+0xa2> 0066 419: e9 00 00 00 00 jmp 41e <intel_idle_ibrs+0x6b> 41a: R_X86_64_PC32 .altinstr_aux+0x9b0 006b 41e: 0f ae f0 mfence 006e 421: 48 8b 3c 25 00 00 00 00 mov 0x0,%rdi 425: R_X86_64_32S current_task 0076 429: e8 00 00 00 00 call 42e <intel_idle_ibrs+0x7b> 42a: R_X86_64_PC32 .text+0x97f3f3 007b 42e: 0f ae f0 mfence 007e 431: 4c 8b 34 25 00 00 00 00 mov 0x0,%r14 435: R_X86_64_32S current_task 0086 439: 4c 89 f7 mov %r14,%rdi 0089 43c: e8 00 00 00 00 call 441 <intel_idle_ibrs+0x8e> 43d: R_X86_64_PC32 .text+0x97f66d 008e 441: 4c 89 f7 mov %r14,%rdi 0091 444: e8 00 00 00 00 call 449 <intel_idle_ibrs+0x96> 445: R_X86_64_PC32 .text+0x97f681 0096 449: 85 c0 test %eax,%eax 0098 44b: 75 08 jne 455 <intel_idle_ibrs+0xa2> 009a 44d: 4c 89 ff mov %r15,%rdi 009d 450: e8 00 00 00 00 call 455 <intel_idle_ibrs+0xa2> 451: R_X86_64_PC32 .text+0x97f60f 00a2 455: e8 00 00 00 00 call 45a <intel_idle_ibrs+0xa7> 456: R_X86_64_PC32 .text+0x97f6bf 00a7 45a: 40 84 ed test %bpl,%bpl 00aa 45d: 74 0d je 46c <intel_idle_ibrs+0xb9> 00ac 45f: 4c 89 ee mov %r13,%rsi 00af 462: bf 48 00 00 00 mov $0x48,%edi 00b4 467: e8 00 00 00 00 call 46c <intel_idle_ibrs+0xb9> 468: R_X86_64_PC32 .text+0x97f45f 00b9 46c: 5b pop %rbx 00ba 46d: 44 89 e0 mov %r12d,%eax 00bd 470: 5d pop %rbp 00be 471: 41 5c pop %r12 00c0 473: 41 5d pop %r13 00c2 475: 41 5e pop %r14 00c4 477: 41 5f pop %r15 00c6 479: 31 d2 xor %edx,%edx 00c8 47b: 89 d6 mov %edx,%esi 00ca 47d: 89 d7 mov %edx,%edi 00cc 47f: c3 ret
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