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Message-ID: <202212262303.pAL3u3Nm-lkp@intel.com>
Date: Mon, 26 Dec 2022 23:54:47 +0800
From: kernel test robot <lkp@...el.com>
To: Frederic Weisbecker <frederic@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
"Paul E. McKenney" <paulmck@...nel.org>,
Nicolas Saenz Julienne <nsaenzju@...hat.com>
Subject: vmlinux.o: warning: objtool: ct_irq_enter+0x38: call to
ftrace_likely_update() leaves .noinstr.text section
Hi Frederic,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 1b929c02afd37871d5afb9d498426f83432e71c2
commit: 3864caafe7c66f01b188ffccb6a4215f3bf56292 rcu/context-tracking: Remove rcu_irq_enter/exit()
date: 6 months ago
config: x86_64-randconfig-a015-20221226
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3864caafe7c66f01b188ffccb6a4215f3bf56292
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 3864caafe7c66f01b188ffccb6a4215f3bf56292
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=x86_64 olddefconfig
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@...el.com>
All warnings (new ones prefixed by >>):
ld: warning: arch/x86/power/hibernate_asm_64.o: missing .note.GNU-stack section implies executable stack
ld: NOTE: This behaviour is deprecated and will be removed in a future version of the linker
vmlinux.o: warning: objtool: __rdgsbase_inactive+0x22: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: __wrgsbase_inactive+0x26: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: fixup_bad_iret+0x76: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: noist_exc_debug+0x40: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: exc_nmi+0x35: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: poke_int3_handler+0x42: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: mce_check_crashing_cpu+0x32: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: mce_start+0x73: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: do_machine_check+0x53: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: exc_machine_check+0x70: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: rcu_dynticks_eqs_enter+0x21: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: rcu_dynticks_eqs_exit+0x1f: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: rcu_eqs_exit+0x28: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: rcu_eqs_enter+0x42: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: rcu_idle_enter+0x25: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: rcu_user_enter+0x26: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: rcu_idle_exit+0x2d: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: rcu_nmi_enter+0x35: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_nmi_enter+0x4c: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_nmi_exit+0x50: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: enter_from_user_mode+0x5b: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: syscall_enter_from_user_mode+0x60: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: syscall_enter_from_user_mode_prepare+0x5b: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_enter_from_user_mode+0x5b: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_exit+0x2d: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: context_tracking_recursion_enter+0x46: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: __ct_user_enter+0x35: call to ftrace_likely_update() leaves .noinstr.text section
>> vmlinux.o: warning: objtool: ct_irq_enter+0x38: call to ftrace_likely_update() leaves .noinstr.text section
>> vmlinux.o: warning: objtool: ct_irq_exit+0x38: call to ftrace_likely_update() leaves .noinstr.text section
objdump-func vmlinux.o ct_irq_enter:
0000 0000000000006900 <ct_irq_enter>:
0000 6900: f3 0f 1e fa endbr64
0004 6904: 55 push %rbp
0005 6905: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 6906: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
000a 690a: 8b 05 00 00 00 00 mov 0x0(%rip),%eax # 6910 <ct_irq_enter+0x10> 690c: R_X86_64_PC32 debug_locks-0x4
0010 6910: 85 c0 test %eax,%eax
0012 6912: 74 10 je 6924 <ct_irq_enter+0x24>
0014 6914: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 6915: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
0019 6919: 65 8b 05 00 00 00 00 mov %gs:0x0(%rip),%eax # 6920 <ct_irq_enter+0x20> 691c: R_X86_64_PC32 lockdep_recursion-0x4
0020 6920: 85 c0 test %eax,%eax
0022 6922: 74 36 je 695a <ct_irq_enter+0x5a>
0024 6924: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 6925: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
0029 6929: 31 c9 xor %ecx,%ecx
002b 692b: 31 d2 xor %edx,%edx
002d 692d: 31 f6 xor %esi,%esi
002f 692f: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 6932: R_X86_64_32S _ftrace_annotated_branch+0x58050
0036 6936: 31 ed xor %ebp,%ebp
0038 6938: e8 00 00 00 00 call 693d <ct_irq_enter+0x3d> 6939: R_X86_64_PLT32 ftrace_likely_update-0x4
003d 693d: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 693e: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
0042 6942: 89 ee mov %ebp,%esi
0044 6944: 31 c9 xor %ecx,%ecx
0046 6946: 31 d2 xor %edx,%edx
0048 6948: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 694b: R_X86_64_32S _ftrace_annotated_branch+0x58020
004f 694f: e8 00 00 00 00 call 6954 <ct_irq_enter+0x54> 6950: R_X86_64_PLT32 ftrace_likely_update-0x4
0054 6954: 5d pop %rbp
0055 6955: e9 66 ff ff ff jmp 68c0 <ct_nmi_enter>
005a 695a: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 695b: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
005f 695f: 65 8b 05 00 00 00 00 mov %gs:0x0(%rip),%eax # 6966 <ct_irq_enter+0x66> 6962: R_X86_64_PC32 hardirqs_enabled-0x4
0066 6966: 85 c0 test %eax,%eax
0068 6968: 74 ba je 6924 <ct_irq_enter+0x24>
006a 696a: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1) 696b: R_X86_64_NONE __sanitizer_cov_trace_pc-0x4
006f 696f: 31 c9 xor %ecx,%ecx
0071 6971: 31 d2 xor %edx,%edx
0073 6973: be 01 00 00 00 mov $0x1,%esi
0078 6978: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 697b: R_X86_64_32S _ftrace_annotated_branch+0x58050
007f 697f: e8 00 00 00 00 call 6984 <ct_irq_enter+0x84> 6980: R_X86_64_PLT32 ftrace_likely_update-0x4
0084 6984: 90 nop
0085 6985: 0f 0b ud2
0087 6987: 90 nop
0088 6988: bd 01 00 00 00 mov $0x1,%ebp
008d 698d: eb ae jmp 693d <ct_irq_enter+0x3d>
008f 698f: 66 66 2e 0f 1f 84 00 00 00 00 00 data16 cs nopw 0x0(%rax,%rax,1)
009a 699a: 66 66 2e 0f 1f 84 00 00 00 00 00 data16 cs nopw 0x0(%rax,%rax,1)
00a5 69a5: 66 66 2e 0f 1f 84 00 00 00 00 00 data16 cs nopw 0x0(%rax,%rax,1)
00b0 69b0: 66 66 2e 0f 1f 84 00 00 00 00 00 data16 cs nopw 0x0(%rax,%rax,1)
00bb 69bb: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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