From: kernel test robot <lkp@intel.com>
Cc: kbuild-all@lists.01.org, llvm@lists.linux.dev
Subject: vmlinux.o: warning: objtool: irqentry_exit+0x6e: call to ct_irq_exit() leaves .noinstr.text section
Date: Mon, 15 Aug 2022 22:05:02 +0800 [thread overview]
Message-ID: <202208152251.7LE6tNcd-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>
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 568035b01cfb107af8d2e4bd2fb9aea22cf5b868
commit: 6f0e6c1598b1a3d19fc30db86b6e26d6f881b43d context_tracking: Take IRQ eqs entrypoints over RCU
date: 6 weeks ago
config: x86_64-randconfig-a012-20220815 (https://download.01.org/0day-ci/archive/20220815/202208152251.7LE6tNcd-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 6afcc4a459ead8809a0d6d9b4bf7b64bcc13582b)
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=6f0e6c1598b1a3d19fc30db86b6e26d6f881b43d
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 6f0e6c1598b1a3d19fc30db86b6e26d6f881b43d
# 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+0x22: call to memset() leaves .noinstr.text section
vmlinux.o: warning: objtool: exc_nmi+0xc: 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: mce_rdmsrl+0x7: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: mce_wrmsrl+0x7: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: do_machine_check+0x7c5: 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+0xa6: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: lockdep_hardirqs_off+0xa3: call to __this_cpu_preempt_check() leaves .noinstr.text section
>> vmlinux.o: warning: objtool: irqentry_exit+0x6e: call to ct_irq_exit() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_nmi_enter+0x63: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_nmi_exit+0x30: call to rcu_nmi_exit() leaves .noinstr.text section
vmlinux.o: warning: objtool: __ct_user_enter+0x29: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: context_tracking_recursion_enter+0x1: call to __this_cpu_preempt_check() leaves .noinstr.text section
vmlinux.o: warning: objtool: __ct_user_exit+0x10: call to __this_cpu_preempt_check() leaves .noinstr.text section
objdump-func vmlinux.o irqentry_exit:
0000 0000000000006200 <irqentry_exit>:
0000 6200: f3 0f 1e fa endbr64
0004 6204: 83 3d 00 00 00 00 00 cmpl $0x0,0x0(%rip) # 620b <irqentry_exit+0xb> 6206: R_X86_64_PC32 debug_locks-0x5
000b 620b: 74 14 je 6221 <irqentry_exit+0x21>
000d 620d: 8b 05 00 00 00 00 mov 0x0(%rip),%eax # 6213 <irqentry_exit+0x13> 620f: R_X86_64_PC32 lockdep_recursion-0x4
0013 6213: 85 c0 test %eax,%eax
0015 6215: 75 0a jne 6221 <irqentry_exit+0x21>
0017 6217: 8b 05 00 00 00 00 mov 0x0(%rip),%eax # 621d <irqentry_exit+0x1d> 6219: R_X86_64_PC32 hardirqs_enabled-0x4
001d 621d: 85 c0 test %eax,%eax
001f 621f: 75 5b jne 627c <irqentry_exit+0x7c>
0021 6221: 48 ff 05 00 00 00 00 incq 0x0(%rip) # 6228 <irqentry_exit+0x28> 6224: R_X86_64_PC32 .bss+0xd5310c
0028 6228: f6 87 88 00 00 00 03 testb $0x3,0x88(%rdi)
002f 622f: 74 05 je 6236 <irqentry_exit+0x36>
0031 6231: e9 00 00 00 00 jmp 6236 <irqentry_exit+0x36> 6232: R_X86_64_PLT32 irqentry_exit_to_user_mode-0x4
0036 6236: 48 ff 05 00 00 00 00 incq 0x0(%rip) # 623d <irqentry_exit+0x3d> 6239: R_X86_64_PC32 .bss+0xd5316c
003d 623d: f6 87 91 00 00 00 02 testb $0x2,0x91(%rdi)
0044 6244: 75 08 jne 624e <irqentry_exit+0x4e>
0046 6246: 40 f6 c6 01 test $0x1,%sil
004a 624a: 75 11 jne 625d <irqentry_exit+0x5d>
004c 624c: c3 ret
004d 624d: cc int3
004e 624e: 40 f6 c6 01 test $0x1,%sil
0052 6252: 75 0e jne 6262 <irqentry_exit+0x62>
0054 6254: 90 nop
0055 6255: e8 00 00 00 00 call 625a <irqentry_exit+0x5a> 6256: R_X86_64_PLT32 trace_hardirqs_on-0x4
005a 625a: 90 nop
005b 625b: c3 ret
005c 625c: cc int3
005d 625d: e9 00 00 00 00 jmp 6262 <irqentry_exit+0x62> 625e: R_X86_64_PLT32 .text+0x359bfc
0062 6262: 90 nop
0063 6263: e8 00 00 00 00 call 6268 <irqentry_exit+0x68> 6264: R_X86_64_PLT32 trace_hardirqs_on_prepare-0x4
0068 6268: e8 00 00 00 00 call 626d <irqentry_exit+0x6d> 6269: R_X86_64_PLT32 lockdep_hardirqs_on_prepare-0x4
006d 626d: 90 nop
006e 626e: e8 00 00 00 00 call 6273 <irqentry_exit+0x73> 626f: R_X86_64_PLT32 .text+0x359bfc
0073 6273: 48 8b 3c 24 mov (%rsp),%rdi
0077 6277: e9 00 00 00 00 jmp 627c <irqentry_exit+0x7c> 6278: R_X86_64_PLT32 lockdep_hardirqs_on-0x4
007c 627c: 90 nop
007d 627d: 0f 0b ud2
007f 627f: 90 nop
0080 6280: eb 9f jmp 6221 <irqentry_exit+0x21>
0082 6282: 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 data16 data16 data16 data16 data16 cs nopw 0x0(%rax,%rax,1)
0091 6291: 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 data16 data16 data16 data16 data16 cs nopw 0x0(%rax,%rax,1)
00a0 62a0: 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 data16 data16 data16 data16 data16 cs nopw 0x0(%rax,%rax,1)
00af 62af: 66 66 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 data16 data16 data16 data16 data16 cs nopw 0x0(%rax,%rax,1)
00be 62be: 66 90 xchg %ax,%ax
--
0-DAY CI Kernel Test Service
https://01.org/lkp
reply other threads:[~2022-08-15 14:05 UTC|newest]
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