| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Date: Tue, 7 Feb 2023 09:44:02 +0800
From: kernel test robot <lkp@...el.com>
To: Peter Zijlstra <peterz@...radead.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
x86@...nel.org, Ingo Molnar <mingo@...nel.org>
Subject: [tip:sched/core 9/10] vmlinux.o: warning: objtool: local_clock+0x44:
call to ftrace_likely_update() leaves .noinstr.text section
tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git sched/core
head: 4d627628d7584f3d3add1d53342d0f01aa878e04
commit: 776f22913b8e50011004c6ae43004711dab7efa5 [9/10] sched/clock: Make local_clock() noinstr
config: x86_64-randconfig-c022 (https://download.01.org/0day-ci/archive/20230207/202302070951.oHp56RIa-lkp@intel.com/config)
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/tip/tip.git/commit/?id=776f22913b8e50011004c6ae43004711dab7efa5
git remote add tip https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git
git fetch --no-tags tip sched/core
git checkout 776f22913b8e50011004c6ae43004711dab7efa5
# 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 >>):
vmlinux.o: warning: objtool: __asan_memset+0x53: call to __memset() with UACCESS enabled
vmlinux.o: warning: objtool: __asan_memmove+0x7f: call to __memmove() with UACCESS enabled
vmlinux.o: warning: objtool: __asan_memcpy+0x7f: call to __memcpy() with UACCESS enabled
vmlinux.o: warning: objtool: __wrgsbase_inactive+0x36: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: __rdgsbase_inactive+0x32: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: fixup_bad_iret+0x75: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: noist_exc_debug+0x3d: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: exc_nmi+0xbc: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: poke_int3_handler+0x34: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: native_sched_clock+0x7d: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: mce_check_crashing_cpu+0xd: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: do_machine_check+0x4d: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: exc_machine_check+0x52: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: pvclock_clocksource_read_nowd+0xb2: call to ftrace_likely_update() leaves .noinstr.text section
>> vmlinux.o: warning: objtool: local_clock+0x44: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_nmi_enter+0x49: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_nmi_exit+0x8e: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: enter_from_user_mode+0x3a: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: syscall_enter_from_user_mode+0x3f: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: syscall_enter_from_user_mode_prepare+0x3a: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_enter_from_user_mode+0x3a: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_exit+0x3e: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: mwait_idle+0x2a: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: acpi_processor_ffh_cstate_enter+0x45: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: intel_idle_s2idle+0x63: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: intel_idle_xstate+0x5e: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: intel_idle_irq+0x5a: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: intel_idle+0x59: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: intel_idle_ibrs+0x12: call to sched_smt_active() leaves .noinstr.text section
vmlinux.o: warning: objtool: acpi_idle_enter_s2idle+0x53: call to ftrace_likely_update() leaves .noinstr.text section
vmlinux.o: warning: objtool: acpi_idle_enter+0x4c: call to ftrace_likely_update() leaves .noinstr.text section
objdump-func vmlinux.o local_clock:
0000 0000000000002d8c <local_clock>:
0000 2d8c: f3 0f 1e fa endbr64
0004 2d90: 41 54 push %r12
0006 2d92: 53 push %rbx
0007 2d93: eb 14 jmp 2da9 <local_clock+0x1d>
0009 2d95: e8 00 00 00 00 call 2d9a <local_clock+0xe> 2d96: R_X86_64_PLT32 sched_clock-0x4
000e 2d9a: 48 03 05 00 00 00 00 add 0x0(%rip),%rax # 2da1 <local_clock+0x15> 2d9d: R_X86_64_PC32 __sched_clock_offset-0x4
0015 2da1: 49 89 c4 mov %rax,%r12
0018 2da4: e9 cc 00 00 00 jmp 2e75 <local_clock+0xe9>
001d 2da9: ff 05 00 00 00 00 incl 0x0(%rip) # 2daf <local_clock+0x23> 2dab: R_X86_64_PC32 pcpu_hot+0x4
0023 2daf: e8 00 00 00 00 call 2db4 <local_clock+0x28> 2db0: R_X86_64_PLT32 sched_clock-0x4
0028 2db4: 48 2b 05 00 00 00 00 sub 0x0(%rip),%rax # 2dbb <local_clock+0x2f> 2db7: R_X86_64_PC32 sched_clock_data-0x4
002f 2dbb: 31 c9 xor %ecx,%ecx
0031 2dbd: 31 d2 xor %edx,%edx
0033 2dbf: 49 89 c4 mov %rax,%r12
0036 2dc2: 48 c1 e8 3f shr $0x3f,%rax
003a 2dc6: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 2dc9: R_X86_64_32S _ftrace_annotated_branch+0x29be0
0041 2dcd: 48 89 c6 mov %rax,%rsi
0044 2dd0: e8 00 00 00 00 call 2dd5 <local_clock+0x49> 2dd1: R_X86_64_PLT32 ftrace_likely_update-0x4
0049 2dd5: 48 8b 05 00 00 00 00 mov 0x0(%rip),%rax # 2ddc <local_clock+0x50> 2dd8: R_X86_64_PC32 sched_clock_data+0xc
0050 2ddc: 31 c9 xor %ecx,%ecx
0052 2dde: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 2de5 <local_clock+0x59> 2de1: R_X86_64_PC32 .data..read_mostly+0x26e4
0059 2de5: 48 03 15 00 00 00 00 add 0x0(%rip),%rdx # 2dec <local_clock+0x60> 2de8: R_X86_64_PC32 sched_clock_data+0x4
0060 2dec: 4d 85 e4 test %r12,%r12
0063 2def: 4c 0f 48 e1 cmovs %rcx,%r12
0067 2df3: 48 89 d1 mov %rdx,%rcx
006a 2df6: 48 89 c6 mov %rax,%rsi
006d 2df9: 48 29 c1 sub %rax,%rcx
0070 2dfc: 49 01 d4 add %rdx,%r12
0073 2dff: 48 85 c9 test %rcx,%rcx
0076 2e02: 48 89 c1 mov %rax,%rcx
0079 2e05: 48 0f 4f ca cmovg %rdx,%rcx
007d 2e09: 48 81 c2 d5 dc 32 00 add $0x32dcd5,%rdx
0084 2e10: 48 29 d6 sub %rdx,%rsi
0087 2e13: 48 85 f6 test %rsi,%rsi
008a 2e16: 4c 89 e6 mov %r12,%rsi
008d 2e19: 48 0f 4f d0 cmovg %rax,%rdx
0091 2e1d: 48 29 ce sub %rcx,%rsi
0094 2e20: 48 85 f6 test %rsi,%rsi
0097 2e23: 4c 0f 4e e1 cmovle %rcx,%r12
009b 2e27: 49 39 d4 cmp %rdx,%r12
009e 2e2a: 4c 0f 49 e2 cmovns %rdx,%r12
00a2 2e2e: 4c 0f b1 25 00 00 00 00 cmpxchg %r12,0x0(%rip) # 2e36 <local_clock+0xaa> 2e32: R_X86_64_PC32 sched_clock_data+0xc
00aa 2e36: 40 0f 95 c6 setne %sil
00ae 2e3a: 0f 94 c3 sete %bl
00b1 2e3d: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 2e40: R_X86_64_32S _ftrace_annotated_branch+0x29bb0
00b8 2e44: 31 c9 xor %ecx,%ecx
00ba 2e46: 31 d2 xor %edx,%edx
00bc 2e48: 40 0f b6 f6 movzbl %sil,%esi
00c0 2e4c: e8 00 00 00 00 call 2e51 <local_clock+0xc5> 2e4d: R_X86_64_PLT32 ftrace_likely_update-0x4
00c5 2e51: 31 c9 xor %ecx,%ecx
00c7 2e53: 0f b6 f3 movzbl %bl,%esi
00ca 2e56: ba 01 00 00 00 mov $0x1,%edx
00cf 2e5b: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 2e5e: R_X86_64_32S _ftrace_annotated_branch+0x29b80
00d6 2e62: e8 00 00 00 00 call 2e67 <local_clock+0xdb> 2e63: R_X86_64_PLT32 ftrace_likely_update-0x4
00db 2e67: 84 db test %bl,%bl
00dd 2e69: 0f 84 40 ff ff ff je 2daf <local_clock+0x23>
00e3 2e6f: ff 0d 00 00 00 00 decl 0x0(%rip) # 2e75 <local_clock+0xe9> 2e71: R_X86_64_PC32 pcpu_hot+0x4
00e9 2e75: 4c 89 e0 mov %r12,%rax
00ec 2e78: 5b pop %rbx
00ed 2e79: 41 5c pop %r12
00ef 2e7b: c3 ret
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
Powered by blists - more mailing lists