tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: f1fcbaa18b28dec10281551dfe6ed3a3ed80e3d6 commit: 72064474964724c59ddff58a581a31b1ede75cf9 objtool: Make stack validation frame-pointer-specific date: 1 year, 1 month ago config: x86_64-randconfig-x091-20230515 compiler: gcc-11 (Debian 11.3.0-12) 11.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=72064474964724c59ddff58a581a31b1ede75cf9 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 72064474964724c59ddff58a581a31b1ede75cf9 # 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 | Link: https://lore.kernel.org/oe-kbuild-all/202305160135.97q0Elax-lkp@intel.com/ All warnings (new ones prefixed by >>): ld: warning: arch/x86/lib/retpoline.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: ibt_selftest+0x11: sibling call from callable instruction with modified stack frame vmlinux.o: warning: objtool: __fentry__+0x16: return with modified stack frame >> vmlinux.o: warning: objtool: vmw_port_hb_in+0x1df: return with modified stack frame >> vmlinux.o: warning: objtool: vmw_port_hb_out+0x1dd: return with modified stack frame vmlinux.o: warning: objtool: exc_nmi+0x10d: call to static_key_count.constprop.0() leaves .noinstr.text section vmlinux.o: warning: objtool: exc_page_fault+0x38: call to static_key_count() leaves .noinstr.text section vmlinux.o: warning: objtool: ibt_selftest+0x1e: return with modified stack frame ld: warning: vmlinux.o: requires executable stack (because the .note.GNU-stack section is executable) ld: warning: .tmp_vmlinux.kallsyms1 has a LOAD segment with RWX permissions ld: warning: vmlinux.o: requires executable stack (because the .note.GNU-stack section is executable) ld: warning: .tmp_vmlinux.kallsyms2 has a LOAD segment with RWX permissions ld: warning: vmlinux.o: requires executable stack (because the .note.GNU-stack section is executable) ld: warning: vmlinux has a LOAD segment with RWX permissions objdump-func vmlinux.o vmw_port_hb_in: 0000 00000000023ba2d0 : 0000 23ba2d0: e8 00 00 00 00 call 23ba2d5 23ba2d1: R_X86_64_PLT32 __fentry__-0x4 0005 23ba2d5: 49 b9 00 00 00 00 00 fc ff df movabs $0xdffffc0000000000,%r9 000f 23ba2df: 55 push %rbp 0010 23ba2e0: 48 89 e5 mov %rsp,%rbp 0013 23ba2e3: 41 57 push %r15 0015 23ba2e5: 49 89 f7 mov %rsi,%r15 0018 23ba2e8: 41 56 push %r14 001a 23ba2ea: 48 8d 85 78 ff ff ff lea -0x88(%rbp),%rax 0021 23ba2f1: 49 89 d6 mov %rdx,%r14 0024 23ba2f4: 4c 8d 55 d8 lea -0x28(%rbp),%r10 0028 23ba2f8: 41 55 push %r13 002a 23ba2fa: 48 c1 e8 03 shr $0x3,%rax 002e 23ba2fe: 49 89 fd mov %rdi,%r13 0031 23ba301: 41 54 push %r12 0033 23ba303: 53 push %rbx 0034 23ba304: 48 81 ec 98 00 00 00 sub $0x98,%rsp 003b 23ba30b: 48 89 85 58 ff ff ff mov %rax,-0xa8(%rbp) 0042 23ba312: 4c 01 c8 add %r9,%rax 0045 23ba315: 48 c7 85 78 ff ff ff b3 8a b5 41 movq $0x41b58ab3,-0x88(%rbp) 0050 23ba320: 48 c7 45 80 00 00 00 00 movq $0x0,-0x80(%rbp) 23ba324: R_X86_64_32S .rodata.str1.1+0x11a887 0058 23ba328: 48 c7 45 88 00 00 00 00 movq $0x0,-0x78(%rbp) 23ba32c: R_X86_64_32S .text+0x23ba2d0 0060 23ba330: c7 00 f1 f1 f1 f1 movl $0xf1f1f1f1,(%rax) 0066 23ba336: c7 40 04 00 f3 f3 f3 movl $0xf3f3f300,0x4(%rax) 006d 23ba33d: 65 48 8b 04 25 28 00 00 00 mov %gs:0x28,%rax 0076 23ba346: 48 89 45 d0 mov %rax,-0x30(%rbp) 007a 23ba34a: 31 c0 xor %eax,%eax 007c 23ba34c: 84 c9 test %cl,%cl 007e 23ba34e: 0f 85 5c 01 00 00 jne 23ba4b0 0084 23ba354: 48 8d 5f 08 lea 0x8(%rdi),%rbx 0088 23ba358: 48 8d 77 04 lea 0x4(%rdi),%rsi 008c 23ba35c: 48 89 9d 70 ff ff ff mov %rbx,-0x90(%rbp) 0093 23ba363: 48 89 b5 50 ff ff ff mov %rsi,-0xb0(%rbp) 009a 23ba36a: 48 85 d2 test %rdx,%rdx 009d 23ba36d: 0f 84 f1 01 00 00 je 23ba564 00a3 23ba373: 48 89 f0 mov %rsi,%rax 00a6 23ba376: 48 c1 e8 03 shr $0x3,%rax 00aa 23ba37a: 4c 01 c8 add %r9,%rax 00ad 23ba37d: 48 89 85 68 ff ff ff mov %rax,-0x98(%rbp) 00b4 23ba384: 48 89 f0 mov %rsi,%rax 00b7 23ba387: 83 e0 07 and $0x7,%eax 00ba 23ba38a: 83 c0 03 add $0x3,%eax 00bd 23ba38d: 88 85 67 ff ff ff mov %al,-0x99(%rbp) 00c3 23ba393: 48 89 d8 mov %rbx,%rax 00c6 23ba396: 83 e0 07 and $0x7,%eax 00c9 23ba399: 83 c0 03 add $0x3,%eax 00cc 23ba39c: 88 85 66 ff ff ff mov %al,-0x9a(%rbp) 00d2 23ba3a2: eb 29 jmp 23ba3cd 00d4 23ba3a4: 49 8d 72 c0 lea -0x40(%r10),%rsi 00d8 23ba3a8: 4c 89 ff mov %r15,%rdi 00db 23ba3ab: 4c 89 e2 mov %r12,%rdx 00de 23ba3ae: 4d 01 e7 add %r12,%r15 00e1 23ba3b1: e8 00 00 00 00 call 23ba3b6 23ba3b2: R_X86_64_PLT32 memcpy-0x4 00e6 23ba3b6: 4d 29 e6 sub %r12,%r14 00e9 23ba3b9: 4c 8d 55 d8 lea -0x28(%rbp),%r10 00ed 23ba3bd: 49 b9 00 00 00 00 00 fc ff df movabs $0xdffffc0000000000,%r9 00f7 23ba3c7: 0f 84 a2 00 00 00 je 23ba46f 00fd 23ba3cd: 41 bc 04 00 00 00 mov $0x4,%r12d 0103 23ba3d3: 48 8b 85 68 ff ff ff mov -0x98(%rbp),%rax 010a 23ba3da: 4d 39 e6 cmp %r12,%r14 010d 23ba3dd: 4d 0f 46 e6 cmovbe %r14,%r12 0111 23ba3e1: 0f b6 00 movzbl (%rax),%eax 0114 23ba3e4: 38 85 67 ff ff ff cmp %al,-0x99(%rbp) 011a 23ba3ea: 7c 08 jl 23ba3f4 011c 23ba3ec: 84 c0 test %al,%al 011e 23ba3ee: 0f 85 d4 01 00 00 jne 23ba5c8 0124 23ba3f4: 48 8b 85 70 ff ff ff mov -0x90(%rbp),%rax 012b 23ba3fb: 41 8b 75 04 mov 0x4(%r13),%esi 012f 23ba3ff: 48 c1 e8 03 shr $0x3,%rax 0133 23ba403: 42 0f b6 04 08 movzbl (%rax,%r9,1),%eax 0138 23ba408: 38 85 66 ff ff ff cmp %al,-0x9a(%rbp) 013e 23ba40e: 7c 08 jl 23ba418 0140 23ba410: 84 c0 test %al,%al 0142 23ba412: 0f 85 83 01 00 00 jne 23ba59b 0148 23ba418: 4c 89 e8 mov %r13,%rax 014b 23ba41b: 45 8b 45 08 mov 0x8(%r13),%r8d 014f 23ba41f: 48 c1 e8 03 shr $0x3,%rax 0153 23ba423: 42 0f b6 14 08 movzbl (%rax,%r9,1),%edx 0158 23ba428: 4c 89 e8 mov %r13,%rax 015b 23ba42b: 83 e0 07 and $0x7,%eax 015e 23ba42e: 83 c0 01 add $0x1,%eax 0161 23ba431: 38 d0 cmp %dl,%al 0163 23ba433: 7c 08 jl 23ba43d 0165 23ba435: 84 d2 test %dl,%dl 0167 23ba437: 0f 85 31 01 00 00 jne 23ba56e 016d 23ba43d: 41 0f b7 55 00 movzwl 0x0(%r13),%edx 0172 23ba442: b8 68 58 4d 56 mov $0x564d5868,%eax 0177 23ba447: bb 01 00 00 00 mov $0x1,%ebx 017c 23ba44c: 4c 89 c7 mov %r8,%rdi 017f 23ba44f: b9 1e 00 04 00 mov $0x4001e,%ecx 0184 23ba454: c1 e2 10 shl $0x10,%edx 0187 23ba457: 66 ba 58 56 mov $0x5658,%dx 018b 23ba45b: ed in (%dx),%eax 018c 23ba45c: 49 89 5a c0 mov %rbx,-0x40(%r10) 0190 23ba460: 48 89 cb mov %rcx,%rbx 0193 23ba463: f7 c1 00 00 01 00 test $0x10000,%ecx 0199 23ba469: 0f 85 35 ff ff ff jne 23ba3a4 019f 23ba46f: 48 8b 8d 58 ff ff ff mov -0xa8(%rbp),%rcx 01a6 23ba476: 48 b8 00 00 00 00 00 fc ff df movabs $0xdffffc0000000000,%rax 01b0 23ba480: 48 c7 04 01 00 00 00 00 movq $0x0,(%rcx,%rax,1) 01b8 23ba488: 48 8b 45 d0 mov -0x30(%rbp),%rax 01bc 23ba48c: 65 48 2b 04 25 28 00 00 00 sub %gs:0x28,%rax 01c5 23ba495: 0f 85 4c 01 00 00 jne 23ba5e7 01cb 23ba49b: 48 81 c4 98 00 00 00 add $0x98,%rsp 01d2 23ba4a2: 48 89 d8 mov %rbx,%rax 01d5 23ba4a5: 5b pop %rbx 01d6 23ba4a6: 41 5c pop %r12 01d8 23ba4a8: 41 5d pop %r13 01da 23ba4aa: 41 5e pop %r14 01dc 23ba4ac: 41 5f pop %r15 01de 23ba4ae: 5d pop %rbp 01df 23ba4af: c3 ret 01e0 23ba4b0: 48 8d 7f 08 lea 0x8(%rdi),%rdi 01e4 23ba4b4: 48 89 f8 mov %rdi,%rax 01e7 23ba4b7: 48 c1 e8 03 shr $0x3,%rax 01eb 23ba4bb: 42 0f b6 14 08 movzbl (%rax,%r9,1),%edx 01f0 23ba4c0: 48 89 f8 mov %rdi,%rax 01f3 23ba4c3: 83 e0 07 and $0x7,%eax 01f6 23ba4c6: 83 c0 03 add $0x3,%eax 01f9 23ba4c9: 38 d0 cmp %dl,%al 01fb 23ba4cb: 7c 08 jl 23ba4d5 01fd 23ba4cd: 84 d2 test %dl,%dl 01ff 23ba4cf: 0f 85 17 01 00 00 jne 23ba5ec 0205 23ba4d5: 4c 89 ea mov %r13,%rdx 0208 23ba4d8: 45 8b 65 08 mov 0x8(%r13),%r12d 020c 23ba4dc: 48 b8 00 00 00 00 00 fc ff df movabs $0xdffffc0000000000,%rax 0216 23ba4e6: 48 c1 ea 03 shr $0x3,%rdx 021a 23ba4ea: 0f b6 14 02 movzbl (%rdx,%rax,1),%edx 021e 23ba4ee: 4c 89 e8 mov %r13,%rax 0221 23ba4f1: 83 e0 07 and $0x7,%eax 0224 23ba4f4: 83 c0 01 add $0x1,%eax 0227 23ba4f7: 38 d0 cmp %dl,%al 0229 23ba4f9: 7c 08 jl 23ba503 022b 23ba4fb: 84 d2 test %dl,%dl 022d 23ba4fd: 0f 85 f7 00 00 00 jne 23ba5fa 0233 23ba503: 49 8d 7d 04 lea 0x4(%r13),%rdi 0237 23ba507: 41 0f b7 55 00 movzwl 0x0(%r13),%edx 023c 23ba50c: 48 b8 00 00 00 00 00 fc ff df movabs $0xdffffc0000000000,%rax 0246 23ba516: 48 89 f9 mov %rdi,%rcx 0249 23ba519: 48 c1 e9 03 shr $0x3,%rcx 024d 23ba51d: c1 e2 10 shl $0x10,%edx 0250 23ba520: 0f b6 0c 01 movzbl (%rcx,%rax,1),%ecx 0254 23ba524: 48 89 f8 mov %rdi,%rax 0257 23ba527: 83 e0 07 and $0x7,%eax 025a 23ba52a: 83 c0 03 add $0x3,%eax 025d 23ba52d: 38 c8 cmp %cl,%al 025f 23ba52f: 7c 08 jl 23ba539 0261 23ba531: 84 c9 test %cl,%cl 0263 23ba533: 0f 85 d2 00 00 00 jne 23ba60b 0269 23ba539: 41 8b 75 04 mov 0x4(%r13),%esi 026d 23ba53d: 83 ca 01 or $0x1,%edx 0270 23ba540: b8 68 58 4d 56 mov $0x564d5868,%eax 0275 23ba545: 4c 89 f1 mov %r14,%rcx 0278 23ba548: bb 00 00 01 00 mov $0x10000,%ebx 027d 23ba54d: 4c 89 ff mov %r15,%rdi 0280 23ba550: 55 push %rbp 0281 23ba551: 4c 89 e5 mov %r12,%rbp 0284 23ba554: 66 ba 59 56 mov $0x5659,%dx 0288 23ba558: f3 6c rep insb (%dx),%es:(%rdi) 028a 23ba55a: 5d pop %rbp 028b 23ba55b: 49 89 5a c0 mov %rbx,-0x40(%r10) 028f 23ba55f: e9 0b ff ff ff jmp 23ba46f 0294 23ba564: bb 00 00 01 00 mov $0x10000,%ebx 0299 23ba569: e9 01 ff ff ff jmp 23ba46f 029e 23ba56e: 4c 89 ef mov %r13,%rdi 02a1 23ba571: 4c 89 85 40 ff ff ff mov %r8,-0xc0(%rbp) 02a8 23ba578: 48 89 b5 48 ff ff ff mov %rsi,-0xb8(%rbp) 02af 23ba57f: e8 00 00 00 00 call 23ba584 23ba580: R_X86_64_PLT32 __asan_report_load2_noabort-0x4 02b4 23ba584: 4c 8b 85 40 ff ff ff mov -0xc0(%rbp),%r8 02bb 23ba58b: 48 8b b5 48 ff ff ff mov -0xb8(%rbp),%rsi 02c2 23ba592: 4c 8d 55 d8 lea -0x28(%rbp),%r10 02c6 23ba596: e9 a2 fe ff ff jmp 23ba43d 02cb 23ba59b: 48 8b bd 70 ff ff ff mov -0x90(%rbp),%rdi 02d2 23ba5a2: 48 89 b5 48 ff ff ff mov %rsi,-0xb8(%rbp) 02d9 23ba5a9: e8 00 00 00 00 call 23ba5ae 23ba5aa: R_X86_64_PLT32 __asan_report_load4_noabort-0x4 02de 23ba5ae: 48 8b b5 48 ff ff ff mov -0xb8(%rbp),%rsi 02e5 23ba5b5: 4c 8d 55 d8 lea -0x28(%rbp),%r10 02e9 23ba5b9: 49 b9 00 00 00 00 00 fc ff df movabs $0xdffffc0000000000,%r9 02f3 23ba5c3: e9 50 fe ff ff jmp 23ba418 02f8 23ba5c8: 48 8b bd 50 ff ff ff mov -0xb0(%rbp),%rdi 02ff 23ba5cf: e8 00 00 00 00 call 23ba5d4 23ba5d0: R_X86_64_PLT32 __asan_report_load4_noabort-0x4 0304 23ba5d4: 4c 8d 55 d8 lea -0x28(%rbp),%r10 0308 23ba5d8: 49 b9 00 00 00 00 00 fc ff df movabs $0xdffffc0000000000,%r9 0312 23ba5e2: e9 0d fe ff ff jmp 23ba3f4 0317 23ba5e7: e8 00 00 00 00 call 23ba5ec 23ba5e8: R_X86_64_PLT32 __stack_chk_fail-0x4 031c 23ba5ec: e8 00 00 00 00 call 23ba5f1 23ba5ed: R_X86_64_PLT32 __asan_report_load4_noabort-0x4 0321 23ba5f1: 4c 8d 55 d8 lea -0x28(%rbp),%r10 0325 23ba5f5: e9 db fe ff ff jmp 23ba4d5 032a 23ba5fa: 4c 89 ef mov %r13,%rdi 032d 23ba5fd: e8 00 00 00 00 call 23ba602 23ba5fe: R_X86_64_PLT32 __asan_report_load2_noabort-0x4 0332 23ba602: 4c 8d 55 d8 lea -0x28(%rbp),%r10 0336 23ba606: e9 f8 fe ff ff jmp 23ba503 033b 23ba60b: 89 95 70 ff ff ff mov %edx,-0x90(%rbp) 0341 23ba611: e8 00 00 00 00 call 23ba616 23ba612: R_X86_64_PLT32 __asan_report_load4_noabort-0x4 0346 23ba616: 8b 95 70 ff ff ff mov -0x90(%rbp),%edx 034c 23ba61c: 4c 8d 55 d8 lea -0x28(%rbp),%r10 0350 23ba620: e9 14 ff ff ff jmp 23ba539 0355 23ba625: 66 66 2e 0f 1f 84 00 00 00 00 00 data16 cs nopw 0x0(%rax,%rax,1) -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests