From: kernel test robot <lkp@intel.com>
Cc: kbuild-all@lists.01.org, llvm@lists.linux.dev
Subject: vmlinux.o: warning: objtool: irqentry_nmi_exit+0x30: call to ct_nmi_exit() leaves .noinstr.text section
Date: Mon, 29 Aug 2022 18:18:16 +0800 [thread overview]
Message-ID: <202208291810.i2RQogz0-lkp@intel.com> (raw)
CC: linux-kernel@vger.kernel.org
TO: Frederic Weisbecker <frederic@kernel.org>
CC: "Paul E. McKenney" <paulmck@kernel.org>
CC: Nicolas Saenz Julienne <nsaenzju@redhat.com>
Hi Frederic,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: b90cb1053190353cc30f0fef0ef1f378ccc063c5
commit: 493c1822825f00025d6754ec0632990a27edc6f8 context_tracking: Take NMI eqs entrypoints over RCU
date: 8 weeks ago
config: x86_64-randconfig-r024-20220829 (https://download.01.org/0day-ci/archive/20220829/202208291810.i2RQogz0-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/torvalds/linux.git/commit/?id=493c1822825f00025d6754ec0632990a27edc6f8
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 493c1822825f00025d6754ec0632990a27edc6f8
# 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@intel.com>
All warnings (new ones prefixed by >>):
vmlinux.o: warning: objtool: sync_regs+0x23: call to memcpy() leaves .noinstr.text section
vmlinux.o: warning: objtool: fixup_bad_iret+0x15: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: exc_nmi+0xa: call to sev_es_nmi_complete() leaves .noinstr.text section
vmlinux.o: warning: objtool: default_do_nmi+0x17: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: mce_rdmsrl+0x7: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: mce_wrmsrl+0xc: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: do_machine_check+0x744: call to pentium_machine_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: kvm_read_and_reset_apf_flags+0x5: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: lockdep_hardirqs_on+0x97: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: lockdep_hardirqs_off+0x99: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_exit+0x72: call to ct_irq_exit() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_nmi_enter+0x6a: call to __this_cpu_preempt_check() leaves .noinstr.text section
>> vmlinux.o: warning: objtool: irqentry_nmi_exit+0x30: call to ct_nmi_exit() leaves .noinstr.text section
objdump-func vmlinux.o irqentry_nmi_exit:
0000 0000000000007140 <irqentry_nmi_exit>:
0000 7140: 55 push %rbp
0001 7141: 48 89 e5 mov %rsp,%rbp
0004 7144: 53 push %rbx
0005 7145: 89 f3 mov %esi,%ebx
0007 7147: 90 nop
0008 7148: e8 00 00 00 00 call 714d <irqentry_nmi_exit+0xd> 7149: R_X86_64_PLT32 .text+0x3e1afc
000d 714d: f6 c3 01 test $0x1,%bl
0010 7150: 75 13 jne 7165 <irqentry_nmi_exit+0x25>
0012 7152: 90 nop
0013 7153: e8 00 00 00 00 call 7158 <irqentry_nmi_exit+0x18> 7154: R_X86_64_PLT32 .text+0x3e1b3c
0018 7158: e8 00 00 00 00 call 715d <irqentry_nmi_exit+0x1d> 7159: R_X86_64_PLT32 .text+0x3e1a3c
001d 715d: ff 0d 00 00 00 00 decl 0x0(%rip) # 7163 <irqentry_nmi_exit+0x23> 715f: R_X86_64_PC32 hardirq_context-0x4
0023 7163: eb 24 jmp 7189 <irqentry_nmi_exit+0x49>
0025 7165: e8 00 00 00 00 call 716a <irqentry_nmi_exit+0x2a> 7166: R_X86_64_PLT32 trace_hardirqs_on_prepare-0x4
002a 716a: e8 00 00 00 00 call 716f <irqentry_nmi_exit+0x2f> 716b: R_X86_64_PLT32 lockdep_hardirqs_on_prepare-0x4
002f 716f: 90 nop
0030 7170: e8 00 00 00 00 call 7175 <irqentry_nmi_exit+0x35> 7171: R_X86_64_PLT32 .text+0x3e1b3c
0035 7175: e8 00 00 00 00 call 717a <irqentry_nmi_exit+0x3a> 7176: R_X86_64_PLT32 .text+0x3e1a3c
003a 717a: ff 0d 00 00 00 00 decl 0x0(%rip) # 7180 <irqentry_nmi_exit+0x40> 717c: R_X86_64_PC32 hardirq_context-0x4
0040 7180: 48 8b 7d 08 mov 0x8(%rbp),%rdi
0044 7184: e8 00 00 00 00 call 7189 <irqentry_nmi_exit+0x49> 7185: R_X86_64_PLT32 lockdep_hardirqs_on-0x4
0049 7189: 48 83 05 00 00 00 00 01 addq $0x1,0x0(%rip) # 7191 <irqentry_nmi_exit+0x51> 718c: R_X86_64_PC32 .bss+0xd5b0eb
0051 7191: 8b 05 00 00 00 00 mov 0x0(%rip),%eax # 7197 <irqentry_nmi_exit+0x57> 7193: R_X86_64_PC32 __preempt_count-0x4
0057 7197: a9 00 00 f0 00 test $0xf00000,%eax
005c 719c: 74 3f je 71dd <irqentry_nmi_exit+0x9d>
005e 719e: 48 83 05 00 00 00 00 01 addq $0x1,0x0(%rip) # 71a6 <irqentry_nmi_exit+0x66> 71a1: R_X86_64_PC32 .bss+0xd5b18b
0066 71a6: 48 83 05 00 00 00 00 01 addq $0x1,0x0(%rip) # 71ae <irqentry_nmi_exit+0x6e> 71a9: R_X86_64_PC32 .bss+0xd5b193
006e 71ae: 81 05 00 00 00 00 00 00 ef ff addl $0xffef0000,0x0(%rip) # 71b8 <irqentry_nmi_exit+0x78> 71b0: R_X86_64_PC32 __preempt_count-0x8
0078 71b8: 48 83 05 00 00 00 00 01 addq $0x1,0x0(%rip) # 71c0 <irqentry_nmi_exit+0x80> 71bb: R_X86_64_PC32 .bss+0xd5b1b3
0080 71c0: 48 83 05 00 00 00 00 01 addq $0x1,0x0(%rip) # 71c8 <irqentry_nmi_exit+0x88> 71c3: R_X86_64_PC32 .bss+0xd5b11b
0088 71c8: 48 8b 04 25 00 00 00 00 mov 0x0,%rax 71cc: R_X86_64_32S current_task
0090 71d0: 81 80 5c 08 00 00 00 00 ff ff addl $0xffff0000,0x85c(%rax)
009a 71da: 5b pop %rbx
009b 71db: 5d pop %rbp
009c 71dc: c3 ret
009d 71dd: 90 nop
009e 71de: 0f 0b ud2
00a0 71e0: cc int3
00a1 71e1: cc int3
00a2 71e2: cc int3
00a3 71e3: cc int3
00a4 71e4: cc int3
00a5 71e5: cc int3
00a6 71e6: cc int3
00a7 71e7: cc int3
00a8 71e8: cc int3
00a9 71e9: cc int3
00aa 71ea: cc int3
00ab 71eb: cc int3
00ac 71ec: cc int3
00ad 71ed: cc int3
00ae 71ee: cc int3
00af 71ef: cc int3
00b0 71f0: cc int3
00b1 71f1: cc int3
00b2 71f2: cc int3
00b3 71f3: cc int3
00b4 71f4: cc int3
00b5 71f5: cc int3
00b6 71f6: cc int3
00b7 71f7: cc int3
00b8 71f8: cc int3
00b9 71f9: cc int3
00ba 71fa: cc int3
00bb 71fb: cc int3
00bc 71fc: cc int3
00bd 71fd: cc int3
00be 71fe: cc int3
00bf 71ff: cc int3
--
0-DAY CI Kernel Test Service
https://01.org/lkp
next reply other threads:[~2022-08-29 10:19 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-29 10:18 kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2022-10-04 2:10 vmlinux.o: warning: objtool: irqentry_nmi_exit+0x30: call to ct_nmi_exit() leaves .noinstr.text section kernel test robot
2022-08-17 0:10 kernel test robot
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