tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: ac9a78681b921877518763ba0e89202254349d1b
commit: c27cd083cfb9d392f304657ed00fcde1136704e7 Compiler attributes: GCC cold function alignment workarounds
date: 3 months ago
config: x86_64-intel-next-customedconfig-dcg_x86_64_defconfig (https://download.01.org/0day-ci/archive/20230508/[email protected]/config)
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=c27cd083cfb9d392f304657ed00fcde1136704e7
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout c27cd083cfb9d392f304657ed00fcde1136704e7
# 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 <[email protected]>
| Link: https://lore.kernel.org/oe-kbuild-all/[email protected]/
All warnings (new ones prefixed by >>):
vmlinux.o: warning: objtool: kasan_report+0x12: call to stackleak_track_stack() with UACCESS enabled
>> vmlinux.o: warning: objtool: lkdtm_UNSET_SMEP+0xb0: relocation to !ENDBR: native_write_cr4+0x41
objdump-func vmlinux.o lkdtm_UNSET_SMEP:
0000 00000000022ba1d0 <lkdtm_UNSET_SMEP>:
0000 22ba1d0: f3 0f 1e fa endbr64
0004 22ba1d4: e8 00 00 00 00 call 22ba1d9 <lkdtm_UNSET_SMEP+0x9> 22ba1d5: R_X86_64_PLT32 __fentry__-0x4
0009 22ba1d9: 41 56 push %r14
000b 22ba1db: 41 55 push %r13
000d 22ba1dd: 41 54 push %r12
000f 22ba1df: 55 push %rbp
0010 22ba1e0: 53 push %rbx
0011 22ba1e1: 41 0f 20 e5 mov %cr4,%r13
0015 22ba1e5: 41 f7 c5 00 00 10 00 test $0x100000,%r13d
001c 22ba1ec: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 22ba1ef: R_X86_64_32S .rodata+0x4ba760
0023 22ba1f3: 0f 84 32 01 00 00 je 22ba32b <lkdtm_UNSET_SMEP+0x15b>
0029 22ba1f9: 49 81 e5 ff ff ef ff and $0xffffffffffefffff,%r13
0030 22ba200: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 22ba203: R_X86_64_32S .rodata+0x4ba7a0
0037 22ba207: e8 00 00 00 00 call 22ba20c <lkdtm_UNSET_SMEP+0x3c> 22ba208: R_X86_64_PLT32 _printk-0x4
003c 22ba20c: 4c 89 ef mov %r13,%rdi
003f 22ba20f: e8 00 00 00 00 call 22ba214 <lkdtm_UNSET_SMEP+0x44> 22ba210: R_X86_64_PLT32 native_write_cr4-0x4
0044 22ba214: 0f 20 e0 mov %cr4,%rax
0047 22ba217: 49 39 c5 cmp %rax,%r13
004a 22ba21a: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 22ba21d: R_X86_64_32S .rodata+0x4ba800
0051 22ba221: 0f 84 c9 01 00 00 je 22ba3f0 <lkdtm_UNSET_SMEP+0x220>
0057 22ba227: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 22ba22a: R_X86_64_32S .rodata+0x4ba8a0
005e 22ba22e: 48 c7 c3 00 00 00 00 mov $0x0,%rbx 22ba231: R_X86_64_32S native_write_cr4+0x1
0065 22ba235: 49 c7 c4 00 00 00 00 mov $0x0,%r12 22ba238: R_X86_64_32S native_write_cr4+0x2
006c 22ba23c: e8 00 00 00 00 call 22ba241 <lkdtm_UNSET_SMEP+0x71> 22ba23d: R_X86_64_PLT32 _printk-0x4
0071 22ba241: 49 be 00 00 00 00 00 fc ff df movabs $0xdffffc0000000000,%r14
007b 22ba24b: eb 40 jmp 22ba28d <lkdtm_UNSET_SMEP+0xbd>
007d 22ba24d: 3c 48 cmp $0x48,%al
007f 22ba24f: 75 27 jne 22ba278 <lkdtm_UNSET_SMEP+0xa8>
0081 22ba251: 48 89 d8 mov %rbx,%rax
0084 22ba254: 48 89 da mov %rbx,%rdx
0087 22ba257: 48 c1 e8 03 shr $0x3,%rax
008b 22ba25b: 83 e2 07 and $0x7,%edx
008e 22ba25e: 42 0f b6 04 30 movzbl (%rax,%r14,1),%eax
0093 22ba263: 38 d0 cmp %dl,%al
0095 22ba265: 7f 08 jg 22ba26f <lkdtm_UNSET_SMEP+0x9f>
0097 22ba267: 84 c0 test %al,%al
0099 22ba269: 0f 85 d7 01 00 00 jne 22ba446 <lkdtm_UNSET_SMEP+0x276>
009f 22ba26f: 80 3b 89 cmpb $0x89,(%rbx)
00a2 22ba272: 0f 84 c0 00 00 00 je 22ba338 <lkdtm_UNSET_SMEP+0x168>
00a8 22ba278: 48 83 c3 01 add $0x1,%rbx
00ac 22ba27c: 49 83 c4 01 add $0x1,%r12
00b0 22ba280: 48 81 fb 00 00 00 00 cmp $0x0,%rbx 22ba283: R_X86_64_32S native_write_cr4+0x41
00b7 22ba287: 0f 84 8b 01 00 00 je 22ba418 <lkdtm_UNSET_SMEP+0x248>
00bd 22ba28d: 48 8d 6b ff lea -0x1(%rbx),%rbp
00c1 22ba291: 48 89 e8 mov %rbp,%rax
00c4 22ba294: 48 89 ea mov %rbp,%rdx
00c7 22ba297: 48 c1 e8 03 shr $0x3,%rax
00cb 22ba29b: 83 e2 07 and $0x7,%edx
00ce 22ba29e: 42 0f b6 04 30 movzbl (%rax,%r14,1),%eax
00d3 22ba2a3: 38 d0 cmp %dl,%al
00d5 22ba2a5: 7f 08 jg 22ba2af <lkdtm_UNSET_SMEP+0xdf>
00d7 22ba2a7: 84 c0 test %al,%al
00d9 22ba2a9: 0f 85 7d 01 00 00 jne 22ba42c <lkdtm_UNSET_SMEP+0x25c>
00df 22ba2af: 0f b6 43 ff movzbl -0x1(%rbx),%eax
00e3 22ba2b3: 3c 0f cmp $0xf,%al
00e5 22ba2b5: 75 96 jne 22ba24d <lkdtm_UNSET_SMEP+0x7d>
00e7 22ba2b7: 48 89 d8 mov %rbx,%rax
00ea 22ba2ba: 48 89 da mov %rbx,%rdx
00ed 22ba2bd: 48 c1 e8 03 shr $0x3,%rax
00f1 22ba2c1: 83 e2 07 and $0x7,%edx
00f4 22ba2c4: 42 0f b6 04 30 movzbl (%rax,%r14,1),%eax
00f9 22ba2c9: 38 d0 cmp %dl,%al
00fb 22ba2cb: 7f 08 jg 22ba2d5 <lkdtm_UNSET_SMEP+0x105>
00fd 22ba2cd: 84 c0 test %al,%al
00ff 22ba2cf: 0f 85 64 01 00 00 jne 22ba439 <lkdtm_UNSET_SMEP+0x269>
0105 22ba2d5: 80 3b 22 cmpb $0x22,(%rbx)
0108 22ba2d8: 75 9e jne 22ba278 <lkdtm_UNSET_SMEP+0xa8>
010a 22ba2da: 4c 89 e0 mov %r12,%rax
010d 22ba2dd: 4c 89 e2 mov %r12,%rdx
0110 22ba2e0: 48 c1 e8 03 shr $0x3,%rax
0114 22ba2e4: 83 e2 07 and $0x7,%edx
0117 22ba2e7: 42 0f b6 04 30 movzbl (%rax,%r14,1),%eax
011c 22ba2ec: 38 d0 cmp %dl,%al
011e 22ba2ee: 7f 08 jg 22ba2f8 <lkdtm_UNSET_SMEP+0x128>
0120 22ba2f0: 84 c0 test %al,%al
0122 22ba2f2: 0f 85 68 01 00 00 jne 22ba460 <lkdtm_UNSET_SMEP+0x290>
0128 22ba2f8: 80 7b 01 e7 cmpb $0xe7,0x1(%rbx)
012c 22ba2fc: 0f 85 76 ff ff ff jne 22ba278 <lkdtm_UNSET_SMEP+0xa8>
0132 22ba302: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 22ba305: R_X86_64_32S .rodata+0x4baa20
0139 22ba309: e8 00 00 00 00 call 22ba30e <lkdtm_UNSET_SMEP+0x13e> 22ba30a: R_X86_64_PLT32 _printk-0x4
013e 22ba30e: 4c 89 ef mov %r13,%rdi
0141 22ba311: e8 00 00 00 00 call 22ba316 <lkdtm_UNSET_SMEP+0x146> 22ba312: R_X86_64_PLT32 __x86_indirect_thunk_rbp-0x4
0146 22ba316: 0f 20 e0 mov %cr4,%rax
0149 22ba319: a9 00 00 10 00 test $0x100000,%eax
014e 22ba31e: 0f 84 c5 00 00 00 je 22ba3e9 <lkdtm_UNSET_SMEP+0x219>
0154 22ba324: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 22ba327: R_X86_64_32S .rodata+0x4ba900
015b 22ba32b: 5b pop %rbx
015c 22ba32c: 5d pop %rbp
015d 22ba32d: 41 5c pop %r12
015f 22ba32f: 41 5d pop %r13
0161 22ba331: 41 5e pop %r14
0163 22ba333: e9 00 00 00 00 jmp 22ba338 <lkdtm_UNSET_SMEP+0x168> 22ba334: R_X86_64_PLT32 _printk-0x4
0168 22ba338: 4c 89 e0 mov %r12,%rax
016b 22ba33b: 4c 89 e2 mov %r12,%rdx
016e 22ba33e: 48 c1 e8 03 shr $0x3,%rax
0172 22ba342: 83 e2 07 and $0x7,%edx
0175 22ba345: 42 0f b6 04 30 movzbl (%rax,%r14,1),%eax
017a 22ba34a: 38 d0 cmp %dl,%al
017c 22ba34c: 7f 08 jg 22ba356 <lkdtm_UNSET_SMEP+0x186>
017e 22ba34e: 84 c0 test %al,%al
0180 22ba350: 0f 85 fd 00 00 00 jne 22ba453 <lkdtm_UNSET_SMEP+0x283>
0186 22ba356: 80 7b 01 f8 cmpb $0xf8,0x1(%rbx)
018a 22ba35a: 0f 85 18 ff ff ff jne 22ba278 <lkdtm_UNSET_SMEP+0xa8>
0190 22ba360: 48 8d 7b 02 lea 0x2(%rbx),%rdi
0194 22ba364: 48 89 f8 mov %rdi,%rax
0197 22ba367: 48 89 fa mov %rdi,%rdx
019a 22ba36a: 48 c1 e8 03 shr $0x3,%rax
019e 22ba36e: 83 e2 07 and $0x7,%edx
01a1 22ba371: 42 0f b6 04 30 movzbl (%rax,%r14,1),%eax
01a6 22ba376: 38 d0 cmp %dl,%al
01a8 22ba378: 7f 08 jg 22ba382 <lkdtm_UNSET_SMEP+0x1b2>
01aa 22ba37a: 84 c0 test %al,%al
01ac 22ba37c: 0f 85 ff 00 00 00 jne 22ba481 <lkdtm_UNSET_SMEP+0x2b1>
01b2 22ba382: 80 7b 02 0f cmpb $0xf,0x2(%rbx)
01b6 22ba386: 0f 85 ec fe ff ff jne 22ba278 <lkdtm_UNSET_SMEP+0xa8>
01bc 22ba38c: 48 8d 7b 03 lea 0x3(%rbx),%rdi
01c0 22ba390: 48 89 f8 mov %rdi,%rax
01c3 22ba393: 48 89 fa mov %rdi,%rdx
01c6 22ba396: 48 c1 e8 03 shr $0x3,%rax
01ca 22ba39a: 83 e2 07 and $0x7,%edx
01cd 22ba39d: 42 0f b6 04 30 movzbl (%rax,%r14,1),%eax
01d2 22ba3a2: 38 d0 cmp %dl,%al
01d4 22ba3a4: 7f 08 jg 22ba3ae <lkdtm_UNSET_SMEP+0x1de>
01d6 22ba3a6: 84 c0 test %al,%al
01d8 22ba3a8: 0f 85 c9 00 00 00 jne 22ba477 <lkdtm_UNSET_SMEP+0x2a7>
01de 22ba3ae: 80 7b 03 22 cmpb $0x22,0x3(%rbx)
01e2 22ba3b2: 0f 85 c0 fe ff ff jne 22ba278 <lkdtm_UNSET_SMEP+0xa8>
01e8 22ba3b8: 48 8d 7b 04 lea 0x4(%rbx),%rdi
01ec 22ba3bc: 48 89 f8 mov %rdi,%rax
01ef 22ba3bf: 48 89 fa mov %rdi,%rdx
01f2 22ba3c2: 48 c1 e8 03 shr $0x3,%rax
01f6 22ba3c6: 83 e2 07 and $0x7,%edx
01f9 22ba3c9: 42 0f b6 04 30 movzbl (%rax,%r14,1),%eax
01fe 22ba3ce: 38 d0 cmp %dl,%al
0200 22ba3d0: 7f 08 jg 22ba3da <lkdtm_UNSET_SMEP+0x20a>
0202 22ba3d2: 84 c0 test %al,%al
0204 22ba3d4: 0f 85 93 00 00 00 jne 22ba46d <lkdtm_UNSET_SMEP+0x29d>
020a 22ba3da: 80 7b 04 e0 cmpb $0xe0,0x4(%rbx)
020e 22ba3de: 0f 85 94 fe ff ff jne 22ba278 <lkdtm_UNSET_SMEP+0xa8>
0214 22ba3e4: e9 19 ff ff ff jmp 22ba302 <lkdtm_UNSET_SMEP+0x132>
0219 22ba3e9: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 22ba3ec: R_X86_64_32S .rodata+0x4ba960
0220 22ba3f0: e8 00 00 00 00 call 22ba3f5 <lkdtm_UNSET_SMEP+0x225> 22ba3f1: R_X86_64_PLT32 _printk-0x4
0225 22ba3f5: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 22ba3f8: R_X86_64_32S .rodata+0x4ba860
022c 22ba3fc: e8 00 00 00 00 call 22ba401 <lkdtm_UNSET_SMEP+0x231> 22ba3fd: R_X86_64_PLT32 _printk-0x4
0231 22ba401: 4c 89 ef mov %r13,%rdi
0234 22ba404: 5b pop %rbx
0235 22ba405: 5d pop %rbp
0236 22ba406: 48 81 cf 00 00 10 00 or $0x100000,%rdi
023d 22ba40d: 41 5c pop %r12
023f 22ba40f: 41 5d pop %r13
0241 22ba411: 41 5e pop %r14
0243 22ba413: e9 00 00 00 00 jmp 22ba418 <lkdtm_UNSET_SMEP+0x248> 22ba414: R_X86_64_PLT32 native_write_cr4-0x4
0248 22ba418: 5b pop %rbx
0249 22ba419: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 22ba41c: R_X86_64_32S .rodata+0x4ba9c0
0250 22ba420: 5d pop %rbp
0251 22ba421: 41 5c pop %r12
0253 22ba423: 41 5d pop %r13
0255 22ba425: 41 5e pop %r14
0257 22ba427: e9 00 00 00 00 jmp 22ba42c <lkdtm_UNSET_SMEP+0x25c> 22ba428: R_X86_64_PLT32 _printk-0x4
025c 22ba42c: 48 89 ef mov %rbp,%rdi
025f 22ba42f: e8 00 00 00 00 call 22ba434 <lkdtm_UNSET_SMEP+0x264> 22ba430: R_X86_64_PLT32 __asan_report_load1_noabort-0x4
0264 22ba434: e9 76 fe ff ff jmp 22ba2af <lkdtm_UNSET_SMEP+0xdf>
0269 22ba439: 48 89 df mov %rbx,%rdi
026c 22ba43c: e8 00 00 00 00 call 22ba441 <lkdtm_UNSET_SMEP+0x271> 22ba43d: R_X86_64_PLT32 __asan_report_load1_noabort-0x4
0271 22ba441: e9 8f fe ff ff jmp 22ba2d5 <lkdtm_UNSET_SMEP+0x105>
0276 22ba446: 48 89 df mov %rbx,%rdi
0279 22ba449: e8 00 00 00 00 call 22ba44e <lkdtm_UNSET_SMEP+0x27e> 22ba44a: R_X86_64_PLT32 __asan_report_load1_noabort-0x4
027e 22ba44e: e9 1c fe ff ff jmp 22ba26f <lkdtm_UNSET_SMEP+0x9f>
0283 22ba453: 4c 89 e7 mov %r12,%rdi
0286 22ba456: e8 00 00 00 00 call 22ba45b <lkdtm_UNSET_SMEP+0x28b> 22ba457: R_X86_64_PLT32 __asan_report_load1_noabort-0x4
028b 22ba45b: e9 f6 fe ff ff jmp 22ba356 <lkdtm_UNSET_SMEP+0x186>
0290 22ba460: 4c 89 e7 mov %r12,%rdi
0293 22ba463: e8 00 00 00 00 call 22ba468 <lkdtm_UNSET_SMEP+0x298> 22ba464: R_X86_64_PLT32 __asan_report_load1_noabort-0x4
0298 22ba468: e9 8b fe ff ff jmp 22ba2f8 <lkdtm_UNSET_SMEP+0x128>
029d 22ba46d: e8 00 00 00 00 call 22ba472 <lkdtm_UNSET_SMEP+0x2a2> 22ba46e: R_X86_64_PLT32 __asan_report_load1_noabort-0x4
02a2 22ba472: e9 63 ff ff ff jmp 22ba3da <lkdtm_UNSET_SMEP+0x20a>
02a7 22ba477: e8 00 00 00 00 call 22ba47c <lkdtm_UNSET_SMEP+0x2ac> 22ba478: R_X86_64_PLT32 __asan_report_load1_noabort-0x4
02ac 22ba47c: e9 2d ff ff ff jmp 22ba3ae <lkdtm_UNSET_SMEP+0x1de>
02b1 22ba481: e8 00 00 00 00 call 22ba486 <lkdtm_UNSET_SMEP+0x2b6> 22ba482: R_X86_64_PLT32 __asan_report_load1_noabort-0x4
02b6 22ba486: e9 f7 fe ff ff jmp 22ba382 <lkdtm_UNSET_SMEP+0x1b2>
02bb 22ba48b: 66 66 2e 0f 1f 84 00 00 00 00 00 data16 cs nopw 0x0(%rax,%rax,1)
02c6 22ba496: 66 66 2e 0f 1f 84 00 00 00 00 00 data16 cs nopw 0x0(%rax,%rax,1)
02d1 22ba4a1: 66 66 2e 0f 1f 84 00 00 00 00 00 data16 cs nopw 0x0(%rax,%rax,1)
02dc 22ba4ac: 66 66 2e 0f 1f 84 00 00 00 00 00 data16 cs nopw 0x0(%rax,%rax,1)
02e7 22ba4b7: 66 0f 1f 84 00 00 00 00 00 nopw 0x0(%rax,%rax,1)
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests