* vmlinux.o: warning: objtool: set_ftrace_ops_ro+0x47: relocation to !ENDBR: machine_kexec_prepare+0xbe3
@ 2023-11-18 0:20 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-11-18 0:20 UTC (permalink / raw)
Cc: oe-kbuild-all, llvm
CC: linux-kernel@vger.kernel.org
TO: Mark Rutland <mark.rutland@arm.com>
CC: "Steven Rostedt (Google)" <rostedt@goodmis.org>
CC: Florent Revest <revest@chromium.org>
Hi Mark,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 791c8ab095f71327899023223940dd52257a4173
commit: fee86a4ed536f4e521f3a4530242e152dd2a466b ftrace: selftest: remove broken trace_direct_tramp
date: 8 months ago
config: x86_64-rhel-8.3-kunit (https://download.01.org/0day-ci/archive/20231118/202311180849.TgTMsx6P-lkp@intel.com/config)
compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231118/202311180849.TgTMsx6P-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202311180849.TgTMsx6P-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> vmlinux.o: warning: objtool: set_ftrace_ops_ro+0x47: relocation to !ENDBR: machine_kexec_prepare+0xbe3
objdump-func vmlinux.o set_ftrace_ops_ro:
0000 00000000000e35f0 <set_ftrace_ops_ro>:
0000 e35f0: f3 0f 1e fa endbr64
0004 e35f4: 55 push %rbp
0005 e35f5: 41 57 push %r15
0007 e35f7: 41 56 push %r14
0009 e35f9: 41 55 push %r13
000b e35fb: 41 54 push %r12
000d e35fd: 53 push %rbx
000e e35fe: 48 c7 c0 00 00 00 00 mov $0x0,%rax e3601: R_X86_64_32S ftrace_ops_list
0015 e3605: 48 c1 e8 03 shr $0x3,%rax
0019 e3609: 49 bf 00 00 00 00 00 fc ff df movabs $0xdffffc0000000000,%r15
0023 e3613: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1)
0028 e3618: 74 0c je e3626 <set_ftrace_ops_ro+0x36>
002a e361a: 48 c7 c7 00 00 00 00 mov $0x0,%rdi e361d: R_X86_64_32S ftrace_ops_list
0031 e3621: e8 00 00 00 00 call e3626 <set_ftrace_ops_ro+0x36> e3622: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
0036 e3626: 48 8b 1d 00 00 00 00 mov 0x0(%rip),%rbx # e362d <set_ftrace_ops_ro+0x3d> e3629: R_X86_64_PC32 ftrace_ops_list-0x4
003d e362d: 48 c7 c0 00 00 00 00 mov $0x0,%rax e3630: R_X86_64_32S ftrace_regs_caller
0044 e3634: 48 f7 d8 neg %rax
0047 e3637: 4c 8d 2c 05 00 00 00 00 lea 0x0(,%rax,1),%r13 e363b: R_X86_64_32S ftrace_regs_caller_end+0x1008
004f e363f: 49 c1 ed 0c shr $0xc,%r13
0053 e3643: 48 c7 c0 00 00 00 00 mov $0x0,%rax e3646: R_X86_64_32S ftrace_caller
005a e364a: 48 f7 d8 neg %rax
005d e364d: 48 8d 2c 05 00 00 00 00 lea 0x0(,%rax,1),%rbp e3651: R_X86_64_32S ftrace_caller_end+0x1008
0065 e3655: 48 c1 ed 0c shr $0xc,%rbp
0069 e3659: 4c 8d 73 10 lea 0x10(%rbx),%r14
006d e365d: 4c 89 f0 mov %r14,%rax
0070 e3660: 48 c1 e8 03 shr $0x3,%rax
0074 e3664: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1)
0079 e3669: 74 08 je e3673 <set_ftrace_ops_ro+0x83>
007b e366b: 4c 89 f7 mov %r14,%rdi
007e e366e: e8 00 00 00 00 call e3673 <set_ftrace_ops_ro+0x83> e366f: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
0083 e3673: 4d 8b 26 mov (%r14),%r12
0086 e3676: 41 f7 c4 00 08 00 00 test $0x800,%r12d
008d e367d: 74 2f je e36ae <set_ftrace_ops_ro+0xbe>
008f e367f: 4c 8d b3 90 00 00 00 lea 0x90(%rbx),%r14
0096 e3686: 4c 89 f0 mov %r14,%rax
0099 e3689: 48 c1 e8 03 shr $0x3,%rax
009d e368d: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1)
00a2 e3692: 74 08 je e369c <set_ftrace_ops_ro+0xac>
00a4 e3694: 4c 89 f7 mov %r14,%rdi
00a7 e3697: e8 00 00 00 00 call e369c <set_ftrace_ops_ro+0xac> e3698: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
00ac e369c: 41 f6 c4 04 test $0x4,%r12b
00b0 e36a0: 49 8b 3e mov (%r14),%rdi
00b3 e36a3: 44 89 ee mov %r13d,%esi
00b6 e36a6: 0f 44 f5 cmove %ebp,%esi
00b9 e36a9: e8 00 00 00 00 call e36ae <set_ftrace_ops_ro+0xbe> e36aa: R_X86_64_PLT32 set_memory_ro-0x4
00be e36ae: 48 83 c3 08 add $0x8,%rbx
00c2 e36b2: 48 89 d8 mov %rbx,%rax
00c5 e36b5: 48 c1 e8 03 shr $0x3,%rax
00c9 e36b9: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1)
00ce e36be: 74 08 je e36c8 <set_ftrace_ops_ro+0xd8>
00d0 e36c0: 48 89 df mov %rbx,%rdi
00d3 e36c3: e8 00 00 00 00 call e36c8 <set_ftrace_ops_ro+0xd8> e36c4: R_X86_64_PLT32 __asan_report_load8_noabort-0x4
00d8 e36c8: 48 8b 1b mov (%rbx),%rbx
00db e36cb: 48 85 db test %rbx,%rbx
00de e36ce: 74 10 je e36e0 <set_ftrace_ops_ro+0xf0>
00e0 e36d0: 48 c7 c0 00 00 00 00 mov $0x0,%rax e36d3: R_X86_64_32S ftrace_list_end
00e7 e36d7: 48 39 c3 cmp %rax,%rbx
00ea e36da: 0f 85 79 ff ff ff jne e3659 <set_ftrace_ops_ro+0x69>
00f0 e36e0: 5b pop %rbx
00f1 e36e1: 41 5c pop %r12
00f3 e36e3: 41 5d pop %r13
00f5 e36e5: 41 5e pop %r14
00f7 e36e7: 41 5f pop %r15
00f9 e36e9: 5d pop %rbp
00fa e36ea: c3 ret
00fb e36eb: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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2023-11-18 0:20 vmlinux.o: warning: objtool: set_ftrace_ops_ro+0x47: relocation to !ENDBR: machine_kexec_prepare+0xbe3 kernel test robot
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