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Date: Sat, 17 Sep 2022 14:29:18 +0800
From: kernel test robot <lkp@...el.com>
To: Peter Zijlstra <peterz@...radead.org>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org
Subject: [peterz-queue:sched/idle 19/39] vmlinux.o: warning: objtool:
fpu_idle_fpregs+0x41: call to __this_cpu_preempt_check() leaves
.noinstr.text section
tree: https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git sched/idle
head: 86ceee2551e6a63a16f2d0f9d19d2685d06ad31f
commit: 78d81ae0773af0d4dc84c40a81c444a34c27231d [19/39] cpuidle,intel_idle: Fix CPUIDLE_FLAG_INIT_XSTATE
config: x86_64-randconfig-a016 (https://download.01.org/0day-ci/archive/20220917/202209171417.u0nFD51e-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?id=78d81ae0773af0d4dc84c40a81c444a34c27231d
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 78d81ae0773af0d4dc84c40a81c444a34c27231d
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross 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>
All warnings (new ones prefixed by >>):
vmlinux.o: warning: objtool: fixup_bad_iret+0x1e: call to memset() leaves .noinstr.text section
vmlinux.o: warning: objtool: in_entry_stack+0x9: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: exc_nmi+0x8: call to sev_es_nmi_complete() leaves .noinstr.text section
vmlinux.o: warning: objtool: default_do_nmi+0x10: call to __this_cpu_preempt_check() leaves .noinstr.text section
>> vmlinux.o: warning: objtool: fpu_idle_fpregs+0x41: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: kvm_read_and_reset_apf_flags+0x1: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: lockdep_hardirqs_on+0xb0: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: lockdep_hardirqs_off+0xae: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_nmi_enter+0x69: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_nmi_exit+0x32: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: mwait_idle+0x1: call to current_set_polling_and_test() leaves .noinstr.text section
vmlinux.o: warning: objtool: acpi_processor_ffh_cstate_enter+0x9: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: intel_idle_ibrs+0x26: call to spec_ctrl_current() leaves .noinstr.text section
vmlinux.o: warning: objtool: acpi_idle_enter+0x43: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: acpi_idle_enter_s2idle+0x45: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: acpi_idle_do_entry+0x4: call to perf_lopwr_cb() leaves .noinstr.text section
vmlinux.o: warning: objtool: acpi_safe_halt+0x11: call to test_ti_thread_flag() leaves .noinstr.text section
vmlinux.o: warning: objtool: io_idle+0x3: call to __inb() leaves .noinstr.text section
objdump-func vmlinux.o fpu_idle_fpregs:
0000 0000000000002a40 <fpu_idle_fpregs>:
0000 2a40: e9 00 00 00 00 jmp 2a45 <fpu_idle_fpregs+0x5> 2a41: R_X86_64_PLT32 .altinstr_aux+0x554
0005 2a45: 48 83 05 00 00 00 00 01 addq $0x1,0x0(%rip) # 2a4d <fpu_idle_fpregs+0xd> 2a48: R_X86_64_PC32 .bss+0x255bb
000d 2a4d: 48 83 05 00 00 00 00 01 addq $0x1,0x0(%rip) # 2a55 <fpu_idle_fpregs+0x15> 2a50: R_X86_64_PC32 .bss+0x255c3
0015 2a55: 48 83 05 00 00 00 00 01 addq $0x1,0x0(%rip) # 2a5d <fpu_idle_fpregs+0x1d> 2a58: R_X86_64_PC32 .bss+0x25d0b
001d 2a5d: 48 83 05 00 00 00 00 01 addq $0x1,0x0(%rip) # 2a65 <fpu_idle_fpregs+0x25> 2a60: R_X86_64_PC32 .bss+0x2601b
0025 2a65: b9 01 00 00 00 mov $0x1,%ecx
002a 2a6a: 0f 01 d0 xgetbv
002d 2a6d: a9 00 00 06 00 test $0x60000,%eax
0032 2a72: 74 1e je 2a92 <fpu_idle_fpregs+0x52>
0034 2a74: 48 83 05 00 00 00 00 01 addq $0x1,0x0(%rip) # 2a7c <fpu_idle_fpregs+0x3c> 2a77: R_X86_64_PC32 .bss+0x25d13
003c 2a7c: c4 e2 78 49 c0 tilerelease
0041 2a81: e8 00 00 00 00 call 2a86 <fpu_idle_fpregs+0x46> 2a82: R_X86_64_PLT32 .text+0x8e47c
0046 2a86: 65 48 c7 05 00 00 00 00 00 00 00 00 movq $0x0,%gs:0x0(%rip) # 2a92 <fpu_idle_fpregs+0x52> 2a8a: R_X86_64_PC32 fpu_fpregs_owner_ctx-0x8
0052 2a92: c3 ret
0053 2a93: 48 83 05 00 00 00 00 01 addq $0x1,0x0(%rip) # 2a9b <fpu_idle_fpregs+0x5b> 2a96: R_X86_64_PC32 .bss+0x255cb
005b 2a9b: c3 ret
005c 2a9c: cc int3
005d 2a9d: cc int3
005e 2a9e: cc int3
005f 2a9f: cc int3
0060 2aa0: cc int3
0061 2aa1: cc int3
0062 2aa2: cc int3
0063 2aa3: cc int3
0064 2aa4: cc int3
0065 2aa5: cc int3
0066 2aa6: cc int3
0067 2aa7: cc int3
0068 2aa8: cc int3
0069 2aa9: cc int3
006a 2aaa: cc int3
006b 2aab: cc int3
006c 2aac: cc int3
006d 2aad: cc int3
006e 2aae: cc int3
006f 2aaf: cc int3
0070 2ab0: cc int3
0071 2ab1: cc int3
0072 2ab2: cc int3
0073 2ab3: cc int3
0074 2ab4: cc int3
0075 2ab5: cc int3
0076 2ab6: cc int3
0077 2ab7: cc int3
0078 2ab8: cc int3
0079 2ab9: cc int3
007a 2aba: cc int3
007b 2abb: cc int3
007c 2abc: cc int3
007d 2abd: cc int3
007e 2abe: cc int3
007f 2abf: cc int3
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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