| Message ID | 20240730185406.3709876-2-avadhut.naik@amd.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | MCE wrapper and support for new SMCA syndrome MSRs | expand |
Hi Avadhut,
kernel test robot noticed the following build warnings:
[auto build test WARNING on dee974604f7870167161cbe51e8f3b9c2858de34]
url: https://github.com/intel-lab-lkp/linux/commits/Avadhut-Naik/x86-mce-Add-wrapper-for-struct-mce-to-export-vendor-specific-info/20240801-192550
base: dee974604f7870167161cbe51e8f3b9c2858de34
patch link: https://lore.kernel.org/r/20240730185406.3709876-2-avadhut.naik%40amd.com
patch subject: [PATCH v3 1/4] x86/mce: Add wrapper for struct mce to export vendor specific info
config: x86_64-randconfig-071-20240803 (https://download.01.org/0day-ci/archive/20240803/202408032312.5lkzepQe-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240803/202408032312.5lkzepQe-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/202408032312.5lkzepQe-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> vmlinux.o: warning: objtool: do_machine_check+0x6e: call to __asan_memset() leaves .noinstr.text section
vmlinux.o: warning: objtool: intel_idle_ibrs+0x11: call to sched_smt_active() leaves .noinstr.text section
objdump-func vmlinux.o do_machine_check:
0000 00000000000025a0 <do_machine_check>:
0000 25a0: f3 0f 1e fa endbr64
0004 25a4: 41 57 push %r15
0006 25a6: b9 10 00 00 00 mov $0x10,%ecx
000b 25ab: 31 f6 xor %esi,%esi
000d 25ad: ba 80 00 00 00 mov $0x80,%edx
0012 25b2: 41 56 push %r14
0014 25b4: 41 55 push %r13
0016 25b6: 41 54 push %r12
0018 25b8: 55 push %rbp
0019 25b9: 48 89 fd mov %rdi,%rbp
001c 25bc: 53 push %rbx
001d 25bd: 48 81 ec c8 00 00 00 sub $0xc8,%rsp
0024 25c4: 65 48 8b 04 25 28 00 00 00 mov %gs:0x28,%rax
002d 25cd: 48 89 84 24 c0 00 00 00 mov %rax,0xc0(%rsp)
0035 25d5: 31 c0 xor %eax,%eax
0037 25d7: 48 8d 5c 24 30 lea 0x30(%rsp),%rbx
003c 25dc: c7 44 24 1c 00 00 00 00 movl $0x0,0x1c(%rsp)
0044 25e4: 48 c7 84 24 b0 00 00 00 00 00 00 00 movq $0x0,0xb0(%rsp)
0050 25f0: 48 89 df mov %rbx,%rdi
0053 25f3: 48 c7 84 24 b8 00 00 00 00 00 00 00 movq $0x0,0xb8(%rsp)
005f 25ff: 48 c7 44 24 20 00 00 00 00 movq $0x0,0x20(%rsp)
0068 2608: f3 48 ab rep stos %rax,%es:(%rdi)
006b 260b: 48 89 df mov %rbx,%rdi
006e 260e: e8 00 00 00 00 call 2613 <do_machine_check+0x73> 260f: R_X86_64_PLT32 __asan_memset-0x4
0073 2613: f6 05 00 00 00 00 60 testb $0x60,0x0(%rip) # 261a <do_machine_check+0x7a> 2615: R_X86_64_PC32 mce_flags-0x5
007a 261a: 0f 85 de 04 00 00 jne 2afe <do_machine_check+0x55e>
0080 2620: f6 05 00 00 00 00 20 testb $0x20,0x0(%rip) # 2627 <do_machine_check+0x87> 2622: R_X86_64_PC32 mca_cfg-0x5
0087 2627: 0f 84 20 08 00 00 je 2e4d <do_machine_check+0x8ad>
008d 262d: f6 05 00 00 00 00 01 testb $0x1,0x0(%rip) # 2634 <do_machine_check+0x94> 262f: R_X86_64_PC32 mce_flags-0x4
0094 2634: 0f 85 f1 04 00 00 jne 2b2b <do_machine_check+0x58b>
009a 263a: c7 44 24 1c 00 00 00 00 movl $0x0,0x1c(%rsp)
00a2 2642: ff 05 00 00 00 00 incl 0x0(%rip) # 2648 <do_machine_check+0xa8> 2644: R_X86_64_PC32 mce_exception_count-0x4
00a8 2648: 48 89 ee mov %rbp,%rsi
00ab 264b: 48 89 df mov %rbx,%rdi
00ae 264e: e8 dd fe ff ff call 2530 <mce_gather_info>
00b3 2653: 0f 31 rdtsc
00b5 2655: 48 c1 e2 20 shl $0x20,%rdx
00b9 2659: 48 09 d0 or %rdx,%rax
00bc 265c: 48 8b 54 24 30 mov 0x30(%rsp),%rdx
00c1 2661: 48 89 44 24 58 mov %rax,0x58(%rsp)
00c6 2666: 48 89 05 00 00 00 00 mov %rax,0x0(%rip) # 266d <do_machine_check+0xcd> 2669: R_X86_64_PC32 .data+0xb2884
00cd 266d: 48 8b 44 24 60 mov 0x60(%rsp),%rax
00d2 2672: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2679 <do_machine_check+0xd9> 2675: R_X86_64_PC32 .data+0xb285c
00d9 2679: 48 8b 54 24 38 mov 0x38(%rsp),%rdx
00de 267e: 48 89 05 00 00 00 00 mov %rax,0x0(%rip) # 2685 <do_machine_check+0xe5> 2681: R_X86_64_PC32 .data+0xb288c
00e5 2685: 48 8b 44 24 68 mov 0x68(%rsp),%rax
00ea 268a: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2691 <do_machine_check+0xf1> 268d: R_X86_64_PC32 .data+0xb2864
00f1 2691: 48 8b 54 24 40 mov 0x40(%rsp),%rdx
00f6 2696: 48 89 05 00 00 00 00 mov %rax,0x0(%rip) # 269d <do_machine_check+0xfd> 2699: R_X86_64_PC32 .data+0xb2894
00fd 269d: 48 8b 44 24 70 mov 0x70(%rsp),%rax
0102 26a2: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 26a9 <do_machine_check+0x109> 26a5: R_X86_64_PC32 .data+0xb286c
0109 26a9: 48 8b 54 24 48 mov 0x48(%rsp),%rdx
010e 26ae: 48 89 05 00 00 00 00 mov %rax,0x0(%rip) # 26b5 <do_machine_check+0x115> 26b1: R_X86_64_PC32 .data+0xb289c
0115 26b5: 48 8b 44 24 78 mov 0x78(%rsp),%rax
011a 26ba: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 26c1 <do_machine_check+0x121> 26bd: R_X86_64_PC32 .data+0xb2874
0121 26c1: 48 8b 54 24 50 mov 0x50(%rsp),%rdx
0126 26c6: 48 89 05 00 00 00 00 mov %rax,0x0(%rip) # 26cd <do_machine_check+0x12d> 26c9: R_X86_64_PC32 .data+0xb28a4
012d 26cd: 48 8b 84 24 80 00 00 00 mov 0x80(%rsp),%rax
0135 26d5: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 26dc <do_machine_check+0x13c> 26d8: R_X86_64_PC32 .data+0xb287c
013c 26dc: 48 89 05 00 00 00 00 mov %rax,0x0(%rip) # 26e3 <do_machine_check+0x143> 26df: R_X86_64_PC32 .data+0xb28ac
0143 26e3: 48 8b 84 24 88 00 00 00 mov 0x88(%rsp),%rax
014b 26eb: 48 89 05 00 00 00 00 mov %rax,0x0(%rip) # 26f2 <do_machine_check+0x152> 26ee: R_X86_64_PC32 .data+0xb28b4
0152 26f2: 48 8b 84 24 90 00 00 00 mov 0x90(%rsp),%rax
015a 26fa: 48 89 05 00 00 00 00 mov %rax,0x0(%rip) # 2701 <do_machine_check+0x161> 26fd: R_X86_64_PC32 .data+0xb28bc
0161 2701: 48 8b 84 24 98 00 00 00 mov 0x98(%rsp),%rax
0169 2709: 48 89 05 00 00 00 00 mov %rax,0x0(%rip) # 2710 <do_machine_check+0x170> 270c: R_X86_64_PC32 .data+0xb28c4
0170 2710: 48 8b 84 24 a0 00 00 00 mov 0xa0(%rsp),%rax
0178 2718: 48 89 05 00 00 00 00 mov %rax,0x0(%rip) # 271f <do_machine_check+0x17f> 271b: R_X86_64_PC32 .data+0xb28cc
017f 271f: 48 8b 84 24 a8 00 00 00 mov 0xa8(%rsp),%rax
0187 2727: 48 89 05 00 00 00 00 mov %rax,0x0(%rip) # 272e <do_machine_check+0x18e> 272a: R_X86_64_PC32 .data+0xb28d4
018e 272e: 48 8b 44 24 20 mov 0x20(%rsp),%rax
0193 2733: 48 89 44 24 28 mov %rax,0x28(%rsp)
0198 2738: 8b 05 00 00 00 00 mov 0x0(%rip),%eax # 273e <do_machine_check+0x19e> 273a: R_X86_64_PC32 mce_num_banks-0x4
019e 273e: 49 be ff ef 00 00 00 00 80 7f movabs $0x7f8000000000efff,%r14
01a8 2748: 45 31 e4 xor %r12d,%r12d
01ab 274b: 49 bd 50 01 00 00 00 00 80 3d movabs $0x3d80000000000150,%r13
01b5 2755: 85 c0 test %eax,%eax
01b7 2757: 75 57 jne 27b0 <do_machine_check+0x210>
01b9 2759: e9 e3 00 00 00 jmp 2841 <do_machine_check+0x2a1>
01be 275e: a8 08 test $0x8,%al
01c0 2760: 74 18 je 277a <do_machine_check+0x1da>
01c2 2762: 41 83 fc 01 cmp $0x1,%r12d
01c6 2766: 75 12 jne 277a <do_machine_check+0x1da>
01c8 2768: f6 44 24 35 08 testb $0x8,0x35(%rsp)
01cd 276d: 74 0b je 277a <do_machine_check+0x1da>
01cf 276f: 0f b7 85 88 00 00 00 movzwl 0x88(%rbp),%eax
01d6 2776: 88 44 24 70 mov %al,0x70(%rsp)
01da 277a: b9 01 00 00 00 mov $0x1,%ecx
01df 277f: 48 8d 54 24 28 lea 0x28(%rsp),%rdx
01e4 2784: 48 89 ee mov %rbp,%rsi
01e7 2787: 48 89 df mov %rbx,%rdi
01ea 278a: 44 88 64 24 71 mov %r12b,0x71(%rsp)
01ef 278f: e8 00 00 00 00 call 2794 <do_machine_check+0x1f4> 2790: R_X86_64_PLT32 mce_severity-0x4
01f4 2794: 83 f8 06 cmp $0x6,%eax
01f7 2797: 0f 8f 08 05 00 00 jg 2ca5 <do_machine_check+0x705>
01fd 279d: 41 83 c4 01 add $0x1,%r12d
0201 27a1: 8b 05 00 00 00 00 mov 0x0(%rip),%eax # 27a7 <do_machine_check+0x207> 27a3: R_X86_64_PC32 mce_num_banks-0x4
0207 27a7: 41 39 c4 cmp %eax,%r12d
020a 27aa: 0f 83 91 00 00 00 jae 2841 <do_machine_check+0x2a1>
0210 27b0: e9 00 00 00 00 jmp 27b5 <do_machine_check+0x215> 27b1: R_X86_64_PC32 .altinstr_aux+0xe66
0215 27b5: 44 89 e7 mov %r12d,%edi
0218 27b8: c1 e7 04 shl $0x4,%edi
021b 27bb: 81 ef ff df ff 3f sub $0x3fffdfff,%edi
0221 27c1: e8 00 00 00 00 call 27c6 <do_machine_check+0x226> 27c2: R_X86_64_PLT32 mce_rdmsrl-0x4
0226 27c6: 48 89 44 24 30 mov %rax,0x30(%rsp)
022b 27cb: 48 85 c0 test %rax,%rax
022e 27ce: 79 cd jns 279d <do_machine_check+0x1fd>
0230 27d0: 49 63 c4 movslq %r12d,%rax
0233 27d3: 48 0f ab 84 24 b0 00 00 00 bts %rax,0xb0(%rsp)
023c 27dc: 0f b6 05 00 00 00 00 movzbl 0x0(%rip),%eax # 27e3 <do_machine_check+0x243> 27df: R_X86_64_PC32 mce_flags-0x4
0243 27e3: 45 85 e4 test %r12d,%r12d
0246 27e6: 0f 85 72 ff ff ff jne 275e <do_machine_check+0x1be>
024c 27ec: 84 c0 test %al,%al
024e 27ee: 0f 89 6a ff ff ff jns 275e <do_machine_check+0x1be>
0254 27f4: 48 8b 44 24 48 mov 0x48(%rsp),%rax
0259 27f9: a8 03 test $0x3,%al
025b 27fb: 0f 85 79 ff ff ff jne 277a <do_machine_check+0x1da>
0261 2801: 48 8b 54 24 30 mov 0x30(%rsp),%rdx
0266 2806: 4c 21 f2 and %r14,%rdx
0269 2809: 4c 39 ea cmp %r13,%rdx
026c 280c: 0f 85 68 ff ff ff jne 277a <do_machine_check+0x1da>
0272 2812: 48 83 c8 02 or $0x2,%rax
0276 2816: 48 89 44 24 48 mov %rax,0x48(%rsp)
027b 281b: 48 8b 85 80 00 00 00 mov 0x80(%rbp),%rax
0282 2822: 48 89 44 24 50 mov %rax,0x50(%rsp)
0287 2827: 0f b7 85 88 00 00 00 movzwl 0x88(%rbp),%eax
028e 282e: 88 44 24 70 mov %al,0x70(%rsp)
0292 2832: e9 43 ff ff ff jmp 277a <do_machine_check+0x1da>
0297 2837: 42 8d 3c a5 01 04 00 00 lea 0x401(,%r12,4),%edi
029f 283f: eb 80 jmp 27c1 <do_machine_check+0x221>
02a1 2841: 31 c0 xor %eax,%eax
02a3 2843: 89 44 24 1c mov %eax,0x1c(%rsp)
02a7 2847: 48 8b 44 24 48 mov 0x48(%rsp),%rax
02ac 284c: 48 89 44 24 08 mov %rax,0x8(%rsp)
02b1 2851: 0f b6 44 24 68 movzbl 0x68(%rsp),%eax
02b6 2856: 84 c0 test %al,%al
02b8 2858: 0f 84 1e 04 00 00 je 2c7c <do_machine_check+0x6dc>
02be 285e: c7 44 24 04 01 00 00 00 movl $0x1,0x4(%rsp)
02c6 2866: 3c 0a cmp $0xa,%al
02c8 2868: 0f 84 0e 04 00 00 je 2c7c <do_machine_check+0x6dc>
02ce 286e: 44 8b 7c 24 1c mov 0x1c(%rsp),%r15d
02d3 2873: c7 44 24 14 ff ff ff ff movl $0xffffffff,0x14(%rsp)
02db 287b: 45 85 ff test %r15d,%r15d
02de 287e: 0f 85 c4 04 00 00 jne 2d48 <do_machine_check+0x7a8>
02e4 2884: 8b 15 00 00 00 00 mov 0x0(%rip),%edx # 288a <do_machine_check+0x2ea> 2886: R_X86_64_PC32 mce_num_banks-0x4
02ea 288a: 45 31 e4 xor %r12d,%r12d
02ed 288d: c7 04 24 00 00 00 00 movl $0x0,(%rsp)
02f4 2894: 85 d2 test %edx,%edx
02f6 2896: 0f 84 de 00 00 00 je 297a <do_machine_check+0x3da>
02fc 289c: 45 31 f6 xor %r14d,%r14d
02ff 289f: 4d 63 ee movslq %r14d,%r13
0302 28a2: 4c 0f b3 ac 24 b8 00 00 00 btr %r13,0xb8(%rsp)
030b 28ab: 4c 0f a3 ac 24 b0 00 00 00 bt %r13,0xb0(%rsp)
0314 28b4: 0f 83 a8 00 00 00 jae 2962 <do_machine_check+0x3c2>
031a 28ba: 4c 89 e8 mov %r13,%rax
031d 28bd: 48 c1 e0 04 shl $0x4,%rax
0321 28c1: 48 83 b8 00 00 00 00 00 cmpq $0x0,0x0(%rax) 28c4: R_X86_64_32S mce_banks_array
0329 28c9: 0f 84 93 00 00 00 je 2962 <do_machine_check+0x3c2>
032f 28cf: 48 c7 44 24 38 00 00 00 00 movq $0x0,0x38(%rsp)
0338 28d8: 48 c7 44 24 40 00 00 00 00 movq $0x0,0x40(%rsp)
0341 28e1: 44 88 74 24 71 mov %r14b,0x71(%rsp)
0346 28e6: e9 00 00 00 00 jmp 28eb <do_machine_check+0x34b> 28e7: R_X86_64_PC32 .altinstr_aux+0xe78
034b 28eb: 44 89 f7 mov %r14d,%edi
034e 28ee: c1 e7 04 shl $0x4,%edi
0351 28f1: 81 ef ff df ff 3f sub $0x3fffdfff,%edi
0357 28f7: e8 00 00 00 00 call 28fc <do_machine_check+0x35c> 28f8: R_X86_64_PLT32 mce_rdmsrl-0x4
035c 28fc: 48 89 44 24 30 mov %rax,0x30(%rsp)
0361 2901: 48 85 c0 test %rax,%rax
0364 2904: 79 5c jns 2962 <do_machine_check+0x3c2>
0366 2906: f6 05 00 00 00 00 04 testb $0x4,0x0(%rip) # 290d <do_machine_check+0x36d> 2908: R_X86_64_PC32 mca_cfg-0x5
036d 290d: 48 ba 00 00 00 00 00 00 00 01 movabs $0x100000000000000,%rdx
0377 2917: 48 b9 00 00 00 00 00 00 00 20 movabs $0x2000000000000000,%rcx
0381 2921: 48 0f 44 d1 cmove %rcx,%rdx
0385 2925: 48 85 d0 test %rdx,%rax
0388 2928: 75 05 jne 292f <do_machine_check+0x38f>
038a 292a: 45 85 ff test %r15d,%r15d
038d 292d: 74 33 je 2962 <do_machine_check+0x3c2>
038f 292f: 31 d2 xor %edx,%edx
0391 2931: b9 01 00 00 00 mov $0x1,%ecx
0396 2936: 48 89 ee mov %rbp,%rsi
0399 2939: 48 89 df mov %rbx,%rdi
039c 293c: e8 00 00 00 00 call 2941 <do_machine_check+0x3a1> 293d: R_X86_64_PLT32 mce_severity-0x4
03a1 2941: 41 83 c4 01 add $0x1,%r12d
03a5 2945: 8d 50 ff lea -0x1(%rax),%edx
03a8 2948: 83 fa 01 cmp $0x1,%edx
03ab 294b: 0f 86 0f 02 00 00 jbe 2b60 <do_machine_check+0x5c0>
03b1 2951: 4c 0f ab ac 24 b8 00 00 00 bts %r13,0xb8(%rsp)
03ba 295a: 85 c0 test %eax,%eax
03bc 295c: 0f 85 10 02 00 00 jne 2b72 <do_machine_check+0x5d2>
03c2 2962: 41 83 c6 01 add $0x1,%r14d
03c6 2966: 8b 05 00 00 00 00 mov 0x0(%rip),%eax # 296c <do_machine_check+0x3cc> 2968: R_X86_64_PC32 mce_num_banks-0x4
03cc 296c: 41 39 c6 cmp %eax,%r14d
03cf 296f: 0f 82 2a ff ff ff jb 289f <do_machine_check+0x2ff>
03d5 2975: 44 8b 7c 24 1c mov 0x1c(%rsp),%r15d
03da 297a: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 2981 <do_machine_check+0x3e1> 297d: R_X86_64_PC32 .data+0xb285c
03e1 2981: 48 89 54 24 30 mov %rdx,0x30(%rsp)
03e6 2986: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 298d <do_machine_check+0x3ed> 2989: R_X86_64_PC32 .data+0xb2864
03ed 298d: 48 89 54 24 38 mov %rdx,0x38(%rsp)
03f2 2992: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 2999 <do_machine_check+0x3f9> 2995: R_X86_64_PC32 .data+0xb286c
03f9 2999: 48 89 54 24 40 mov %rdx,0x40(%rsp)
03fe 299e: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 29a5 <do_machine_check+0x405> 29a1: R_X86_64_PC32 .data+0xb2874
0405 29a5: 48 89 54 24 48 mov %rdx,0x48(%rsp)
040a 29aa: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 29b1 <do_machine_check+0x411> 29ad: R_X86_64_PC32 .data+0xb287c
0411 29b1: 48 89 54 24 50 mov %rdx,0x50(%rsp)
0416 29b6: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 29bd <do_machine_check+0x41d> 29b9: R_X86_64_PC32 .data+0xb2884
041d 29bd: 48 89 54 24 58 mov %rdx,0x58(%rsp)
0422 29c2: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 29c9 <do_machine_check+0x429> 29c5: R_X86_64_PC32 .data+0xb288c
0429 29c9: 48 89 54 24 60 mov %rdx,0x60(%rsp)
042e 29ce: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 29d5 <do_machine_check+0x435> 29d1: R_X86_64_PC32 .data+0xb2894
0435 29d5: 48 89 54 24 68 mov %rdx,0x68(%rsp)
043a 29da: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 29e1 <do_machine_check+0x441> 29dd: R_X86_64_PC32 .data+0xb289c
0441 29e1: 48 89 54 24 70 mov %rdx,0x70(%rsp)
0446 29e6: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 29ed <do_machine_check+0x44d> 29e9: R_X86_64_PC32 .data+0xb28a4
044d 29ed: 48 89 54 24 78 mov %rdx,0x78(%rsp)
0452 29f2: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 29f9 <do_machine_check+0x459> 29f5: R_X86_64_PC32 .data+0xb28ac
0459 29f9: 48 89 94 24 80 00 00 00 mov %rdx,0x80(%rsp)
0461 2a01: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 2a08 <do_machine_check+0x468> 2a04: R_X86_64_PC32 .data+0xb28b4
0468 2a08: 48 89 94 24 88 00 00 00 mov %rdx,0x88(%rsp)
0470 2a10: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 2a17 <do_machine_check+0x477> 2a13: R_X86_64_PC32 .data+0xb28bc
0477 2a17: 48 89 94 24 90 00 00 00 mov %rdx,0x90(%rsp)
047f 2a1f: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 2a26 <do_machine_check+0x486> 2a22: R_X86_64_PC32 .data+0xb28c4
0486 2a26: 48 89 94 24 98 00 00 00 mov %rdx,0x98(%rsp)
048e 2a2e: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 2a35 <do_machine_check+0x495> 2a31: R_X86_64_PC32 .data+0xb28cc
0495 2a35: 48 89 94 24 a0 00 00 00 mov %rdx,0xa0(%rsp)
049d 2a3d: 48 8b 15 00 00 00 00 mov 0x0(%rip),%rdx # 2a44 <do_machine_check+0x4a4> 2a40: R_X86_64_PC32 .data+0xb28d4
04a4 2a44: 48 89 94 24 a8 00 00 00 mov %rdx,0xa8(%rsp)
04ac 2a4c: 45 85 ff test %r15d,%r15d
04af 2a4f: 75 40 jne 2a91 <do_machine_check+0x4f1>
04b1 2a51: 8b 15 00 00 00 00 mov 0x0(%rip),%edx # 2a57 <do_machine_check+0x4b7> 2a53: R_X86_64_PC32 mce_num_banks-0x4
04b7 2a57: 85 d2 test %edx,%edx
04b9 2a59: 74 36 je 2a91 <do_machine_check+0x4f1>
04bb 2a5b: 41 be 01 20 00 c0 mov $0xc0002001,%r14d
04c1 2a61: 49 63 c7 movslq %r15d,%rax
04c4 2a64: 48 0f a3 84 24 b8 00 00 00 bt %rax,0xb8(%rsp)
04cd 2a6d: 73 0f jae 2a7e <do_machine_check+0x4de>
04cf 2a6f: e9 00 00 00 00 jmp 2a74 <do_machine_check+0x4d4> 2a70: R_X86_64_PC32 .altinstr_aux+0xe8a
04d4 2a74: 44 89 f7 mov %r14d,%edi
04d7 2a77: 31 f6 xor %esi,%esi
04d9 2a79: e8 52 f2 ff ff call 1cd0 <mce_wrmsrl>
04de 2a7e: 41 83 c7 01 add $0x1,%r15d
04e2 2a82: 8b 05 00 00 00 00 mov 0x0(%rip),%eax # 2a88 <do_machine_check+0x4e8> 2a84: R_X86_64_PC32 mce_num_banks-0x4
04e8 2a88: 41 83 c6 10 add $0x10,%r14d
04ec 2a8c: 41 39 c7 cmp %eax,%r15d
04ef 2a8f: 72 d0 jb 2a61 <do_machine_check+0x4c1>
04f1 2a91: 8b 54 24 04 mov 0x4(%rsp),%edx
04f5 2a95: 85 d2 test %edx,%edx
04f7 2a97: 0f 84 66 02 00 00 je 2d03 <do_machine_check+0x763>
04fd 2a9d: 83 3c 24 06 cmpl $0x6,(%rsp)
0501 2aa1: 0f 8f 1f 03 00 00 jg 2dc6 <do_machine_check+0x826>
0507 2aa7: 90 nop
0508 2aa8: 45 85 e4 test %r12d,%r12d
050b 2aab: 0f 85 01 03 00 00 jne 2db2 <do_machine_check+0x812>
0511 2ab1: 83 3c 24 06 cmpl $0x6,(%rsp)
0515 2ab5: 74 07 je 2abe <do_machine_check+0x51e>
0517 2ab7: f6 44 24 08 01 testb $0x1,0x8(%rsp)
051c 2abc: 75 33 jne 2af1 <do_machine_check+0x551>
051e 2abe: 0f b6 44 24 70 movzbl 0x70(%rsp),%eax
0523 2ac3: 83 e0 03 and $0x3,%eax
0526 2ac6: 3c 03 cmp $0x3,%al
0528 2ac8: 0f 84 98 02 00 00 je 2d66 <do_machine_check+0x7c6>
052e 2ace: f6 44 24 49 10 testb $0x10,0x49(%rsp)
0533 2ad3: 0f 85 34 03 00 00 jne 2e0d <do_machine_check+0x86d>
0539 2ad9: 48 8b 84 24 a8 00 00 00 mov 0xa8(%rsp),%rax
0541 2ae1: a8 40 test $0x40,%al
0543 2ae3: 0f 85 f4 01 00 00 jne 2cdd <do_machine_check+0x73d>
0549 2ae9: a8 80 test $0x80,%al
054b 2aeb: 0f 85 d3 01 00 00 jne 2cc4 <do_machine_check+0x724>
0551 2af1: 90 nop
0552 2af2: 31 f6 xor %esi,%esi
0554 2af4: bf 7a 01 00 00 mov $0x17a,%edi
0559 2af9: e8 d2 f1 ff ff call 1cd0 <mce_wrmsrl>
055e 2afe: 48 8b 84 24 c0 00 00 00 mov 0xc0(%rsp),%rax
0566 2b06: 65 48 2b 04 25 28 00 00 00 sub %gs:0x28,%rax
056f 2b0f: 0f 85 77 03 00 00 jne 2e8c <do_machine_check+0x8ec>
0575 2b15: 48 81 c4 c8 00 00 00 add $0xc8,%rsp
057c 2b1c: 5b pop %rbx
057d 2b1d: 5d pop %rbp
057e 2b1e: 41 5c pop %r12
0580 2b20: 41 5d pop %r13
0582 2b22: 41 5e pop %r14
0584 2b24: 41 5f pop %r15
0586 2b26: e9 00 00 00 00 jmp 2b2b <do_machine_check+0x58b> 2b27: R_X86_64_PLT32 __x86_return_thunk-0x4
058b 2b2b: e8 50 f9 ff ff call 2480 <quirk_skylake_repmov>
0590 2b30: 84 c0 test %al,%al
0592 2b32: 0f 84 02 fb ff ff je 263a <do_machine_check+0x9a>
0598 2b38: 31 f6 xor %esi,%esi
059a 2b3a: bf 7a 01 00 00 mov $0x17a,%edi
059f 2b3f: e8 8c f1 ff ff call 1cd0 <mce_wrmsrl>
05a4 2b44: eb b8 jmp 2afe <do_machine_check+0x55e>
05a6 2b46: 42 8d 3c b5 01 04 00 00 lea 0x401(,%r14,4),%edi
05ae 2b4e: e9 a4 fd ff ff jmp 28f7 <do_machine_check+0x357>
05b3 2b53: 42 8d 3c bd 01 04 00 00 lea 0x401(,%r15,4),%edi
05bb 2b5b: e9 17 ff ff ff jmp 2a77 <do_machine_check+0x4d7>
05c0 2b60: 45 85 ff test %r15d,%r15d
05c3 2b63: 0f 84 f9 fd ff ff je 2962 <do_machine_check+0x3c2>
05c9 2b69: 4c 0f ab ac 24 b8 00 00 00 bts %r13,0xb8(%rsp)
05d2 2b72: 44 89 f6 mov %r14d,%esi
05d5 2b75: 48 89 df mov %rbx,%rdi
05d8 2b78: 89 44 24 10 mov %eax,0x10(%rsp)
05dc 2b7c: e8 8f f7 ff ff call 2310 <mce_read_aux>
05e1 2b81: 8b 44 24 10 mov 0x10(%rsp),%eax
05e5 2b85: 88 44 24 6a mov %al,0x6a(%rsp)
05e9 2b89: 90 nop
05ea 2b8a: 48 89 df mov %rbx,%rdi
05ed 2b8d: e8 00 00 00 00 call 2b92 <do_machine_check+0x5f2> 2b8e: R_X86_64_PLT32 mce_log-0x4
05f2 2b92: 90 nop
05f3 2b93: 8b 0c 24 mov (%rsp),%ecx
05f6 2b96: 8b 44 24 10 mov 0x10(%rsp),%eax
05fa 2b9a: 39 c8 cmp %ecx,%eax
05fc 2b9c: 0f 8e c0 fd ff ff jle 2962 <do_machine_check+0x3c2>
0602 2ba2: 48 8b 54 24 30 mov 0x30(%rsp),%rdx
0607 2ba7: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2bae <do_machine_check+0x60e> 2baa: R_X86_64_PC32 .data+0xb285c
060e 2bae: 48 8b 54 24 38 mov 0x38(%rsp),%rdx
0613 2bb3: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2bba <do_machine_check+0x61a> 2bb6: R_X86_64_PC32 .data+0xb2864
061a 2bba: 48 8b 54 24 40 mov 0x40(%rsp),%rdx
061f 2bbf: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2bc6 <do_machine_check+0x626> 2bc2: R_X86_64_PC32 .data+0xb286c
0626 2bc6: 48 8b 54 24 48 mov 0x48(%rsp),%rdx
062b 2bcb: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2bd2 <do_machine_check+0x632> 2bce: R_X86_64_PC32 .data+0xb2874
0632 2bd2: 48 8b 54 24 50 mov 0x50(%rsp),%rdx
0637 2bd7: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2bde <do_machine_check+0x63e> 2bda: R_X86_64_PC32 .data+0xb287c
063e 2bde: 48 8b 54 24 58 mov 0x58(%rsp),%rdx
0643 2be3: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2bea <do_machine_check+0x64a> 2be6: R_X86_64_PC32 .data+0xb2884
064a 2bea: 48 8b 54 24 60 mov 0x60(%rsp),%rdx
064f 2bef: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2bf6 <do_machine_check+0x656> 2bf2: R_X86_64_PC32 .data+0xb288c
0656 2bf6: 48 8b 54 24 68 mov 0x68(%rsp),%rdx
065b 2bfb: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2c02 <do_machine_check+0x662> 2bfe: R_X86_64_PC32 .data+0xb2894
0662 2c02: 48 8b 54 24 70 mov 0x70(%rsp),%rdx
0667 2c07: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2c0e <do_machine_check+0x66e> 2c0a: R_X86_64_PC32 .data+0xb289c
066e 2c0e: 48 8b 54 24 78 mov 0x78(%rsp),%rdx
0673 2c13: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2c1a <do_machine_check+0x67a> 2c16: R_X86_64_PC32 .data+0xb28a4
067a 2c1a: 48 8b 94 24 80 00 00 00 mov 0x80(%rsp),%rdx
0682 2c22: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2c29 <do_machine_check+0x689> 2c25: R_X86_64_PC32 .data+0xb28ac
0689 2c29: 48 8b 94 24 88 00 00 00 mov 0x88(%rsp),%rdx
0691 2c31: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2c38 <do_machine_check+0x698> 2c34: R_X86_64_PC32 .data+0xb28b4
0698 2c38: 48 8b 94 24 90 00 00 00 mov 0x90(%rsp),%rdx
06a0 2c40: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2c47 <do_machine_check+0x6a7> 2c43: R_X86_64_PC32 .data+0xb28bc
06a7 2c47: 48 8b 94 24 98 00 00 00 mov 0x98(%rsp),%rdx
06af 2c4f: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2c56 <do_machine_check+0x6b6> 2c52: R_X86_64_PC32 .data+0xb28c4
06b6 2c56: 48 8b 94 24 a0 00 00 00 mov 0xa0(%rsp),%rdx
06be 2c5e: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2c65 <do_machine_check+0x6c5> 2c61: R_X86_64_PC32 .data+0xb28cc
06c5 2c65: 48 8b 94 24 a8 00 00 00 mov 0xa8(%rsp),%rdx
06cd 2c6d: 48 89 15 00 00 00 00 mov %rdx,0x0(%rip) # 2c74 <do_machine_check+0x6d4> 2c70: R_X86_64_PC32 .data+0xb28d4
06d4 2c74: 89 04 24 mov %eax,(%rsp)
06d7 2c77: e9 e6 fc ff ff jmp 2962 <do_machine_check+0x3c2>
06dc 2c7c: 8b 44 24 08 mov 0x8(%rsp),%eax
06e0 2c80: 83 e0 08 and $0x8,%eax
06e3 2c83: 89 44 24 04 mov %eax,0x4(%rsp)
06e7 2c87: 0f 85 e1 fb ff ff jne 286e <do_machine_check+0x2ce>
06ed 2c8d: 48 8d 7c 24 1c lea 0x1c(%rsp),%rdi
06f2 2c92: e8 89 f3 ff ff call 2020 <mce_start>
06f7 2c97: 44 8b 7c 24 1c mov 0x1c(%rsp),%r15d
06fc 2c9c: 89 44 24 14 mov %eax,0x14(%rsp)
0700 2ca0: e9 df fb ff ff jmp 2884 <do_machine_check+0x2e4>
0705 2ca5: 44 89 e6 mov %r12d,%esi
0708 2ca8: 48 89 df mov %rbx,%rdi
070b 2cab: e8 60 f6 ff ff call 2310 <mce_read_aux>
0710 2cb0: 48 8b 44 24 28 mov 0x28(%rsp),%rax
0715 2cb5: 48 89 44 24 20 mov %rax,0x20(%rsp)
071a 2cba: b8 01 00 00 00 mov $0x1,%eax
071f 2cbf: e9 7f fb ff ff jmp 2843 <do_machine_check+0x2a3>
0724 2cc4: 48 8b 74 24 20 mov 0x20(%rsp),%rsi
0729 2cc9: 48 c7 c2 00 00 00 00 mov $0x0,%rdx 2ccc: R_X86_64_32S .text+0xc5300
0730 2cd0: 48 89 df mov %rbx,%rdi
0733 2cd3: e8 00 00 00 00 call 2cd8 <do_machine_check+0x738> 2cd4: R_X86_64_PC32 .text+0xc6bdc
0738 2cd8: e9 14 fe ff ff jmp 2af1 <do_machine_check+0x551>
073d 2cdd: 31 c9 xor %ecx,%ecx
073f 2cdf: 31 d2 xor %edx,%edx
0741 2ce1: be 12 00 00 00 mov $0x12,%esi
0746 2ce6: 48 89 ef mov %rbp,%rdi
0749 2ce9: e8 00 00 00 00 call 2cee <do_machine_check+0x74e> 2cea: R_X86_64_PLT32 fixup_exception-0x4
074e 2cee: 85 c0 test %eax,%eax
0750 2cf0: 0f 84 7a 01 00 00 je 2e70 <do_machine_check+0x8d0>
0756 2cf6: 48 8b 84 24 a8 00 00 00 mov 0xa8(%rsp),%rax
075e 2cfe: e9 e6 fd ff ff jmp 2ae9 <do_machine_check+0x549>
0763 2d03: 8b 7c 24 14 mov 0x14(%rsp),%edi
0767 2d07: e8 44 f4 ff ff call 2150 <mce_end>
076c 2d0c: 85 c0 test %eax,%eax
076e 2d0e: 0f 89 93 fd ff ff jns 2aa7 <do_machine_check+0x507>
0774 2d14: 8b 44 24 1c mov 0x1c(%rsp),%eax
0778 2d18: 85 c0 test %eax,%eax
077a 2d1a: 75 13 jne 2d2f <do_machine_check+0x78f>
077c 2d1c: 31 c0 xor %eax,%eax
077e 2d1e: 83 3c 24 06 cmpl $0x6,(%rsp)
0782 2d22: 0f 9f c0 setg %al
0785 2d25: 89 44 24 1c mov %eax,0x1c(%rsp)
0789 2d29: 0f 8e 78 fd ff ff jle 2aa7 <do_machine_check+0x507>
078f 2d2f: 48 8b 54 24 20 mov 0x20(%rsp),%rdx
0794 2d34: 48 89 de mov %rbx,%rsi
0797 2d37: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 2d3a: R_X86_64_32S .rodata+0x3ac80
079e 2d3e: e8 6d f0 ff ff call 1db0 <mce_panic>
07a3 2d43: e9 5f fd ff ff jmp 2aa7 <do_machine_check+0x507>
07a8 2d48: 48 8b 54 24 20 mov 0x20(%rsp),%rdx
07ad 2d4d: 48 89 de mov %rbx,%rsi
07b0 2d50: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 2d53: R_X86_64_32S .rodata+0x3ac40
07b7 2d57: e8 54 f0 ff ff call 1db0 <mce_panic>
07bc 2d5c: 44 8b 7c 24 1c mov 0x1c(%rsp),%r15d
07c1 2d61: e9 1e fb ff ff jmp 2884 <do_machine_check+0x2e4>
07c6 2d66: 48 8b 05 00 00 00 00 mov 0x0(%rip),%rax # 2d6d <do_machine_check+0x7cd> 2d69: R_X86_64_PC32 pcpu_hot+0x14
07cd 2d6d: 48 29 e0 sub %rsp,%rax
07d0 2d70: 48 3d ff 7f 00 00 cmp $0x7fff,%rax
07d6 2d76: 0f 87 0d 01 00 00 ja 2e89 <do_machine_check+0x8e9>
07dc 2d7c: f6 85 88 00 00 00 03 testb $0x3,0x88(%rbp)
07e3 2d83: 0f 84 00 01 00 00 je 2e89 <do_machine_check+0x8e9>
07e9 2d89: 48 89 df mov %rbx,%rdi
07ec 2d8c: e8 00 00 00 00 call 2d91 <do_machine_check+0x7f1> 2d8d: R_X86_64_PLT32 mce_usable_address-0x4
07f1 2d91: 84 c0 test %al,%al
07f3 2d93: 0f 85 be 00 00 00 jne 2e57 <do_machine_check+0x8b7>
07f9 2d99: 48 8b 74 24 20 mov 0x20(%rsp),%rsi
07fe 2d9e: 48 c7 c2 00 00 00 00 mov $0x0,%rdx 2da1: R_X86_64_32S .text+0xc5450
0805 2da5: 48 89 df mov %rbx,%rdi
0808 2da8: e8 00 00 00 00 call 2dad <do_machine_check+0x80d> 2da9: R_X86_64_PC32 .text+0xc6bdc
080d 2dad: e9 3f fd ff ff jmp 2af1 <do_machine_check+0x551>
0812 2db2: be 01 00 00 00 mov $0x1,%esi
0817 2db7: bf 04 00 00 00 mov $0x4,%edi
081c 2dbc: e8 00 00 00 00 call 2dc1 <do_machine_check+0x821> 2dbd: R_X86_64_PLT32 add_taint-0x4
0821 2dc1: e9 eb fc ff ff jmp 2ab1 <do_machine_check+0x511>
0826 2dc6: b9 01 00 00 00 mov $0x1,%ecx
082b 2dcb: 48 89 ee mov %rbp,%rsi
082e 2dce: 48 8d 54 24 20 lea 0x20(%rsp),%rdx
0833 2dd3: 48 89 df mov %rbx,%rdi
0836 2dd6: e8 00 00 00 00 call 2ddb <do_machine_check+0x83b> 2dd7: R_X86_64_PLT32 mce_severity-0x4
083b 2ddb: 48 8b 54 24 20 mov 0x20(%rsp),%rdx
0840 2de0: 48 89 de mov %rbx,%rsi
0843 2de3: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 2de6: R_X86_64_32S .rodata+0x3ace0
084a 2dea: e8 c1 ef ff ff call 1db0 <mce_panic>
084f 2def: 90 nop
0850 2df0: 45 85 e4 test %r12d,%r12d
0853 2df3: 0f 84 be fc ff ff je 2ab7 <do_machine_check+0x517>
0859 2df9: be 01 00 00 00 mov $0x1,%esi
085e 2dfe: bf 04 00 00 00 mov $0x4,%edi
0863 2e03: e8 00 00 00 00 call 2e08 <do_machine_check+0x868> 2e04: R_X86_64_PLT32 add_taint-0x4
0868 2e08: e9 aa fc ff ff jmp 2ab7 <do_machine_check+0x517>
086d 2e0d: 48 89 df mov %rbx,%rdi
0870 2e10: e8 00 00 00 00 call 2e15 <do_machine_check+0x875> 2e11: R_X86_64_PLT32 mce_usable_address-0x4
0875 2e15: 84 c0 test %al,%al
0877 2e17: 0f 84 d4 fc ff ff je 2af1 <do_machine_check+0x551>
087d 2e1d: 48 8b 7c 24 40 mov 0x40(%rsp),%rdi
0882 2e22: 48 c1 ef 0c shr $0xc,%rdi
0886 2e26: e8 00 00 00 00 call 2e2b <do_machine_check+0x88b> 2e27: R_X86_64_PLT32 pfn_to_online_page-0x4
088b 2e2b: 48 89 c3 mov %rax,%rbx
088e 2e2e: 48 85 c0 test %rax,%rax
0891 2e31: 0f 84 ba fc ff ff je 2af1 <do_machine_check+0x551>
0897 2e37: be 08 00 00 00 mov $0x8,%esi
089c 2e3c: 48 89 c7 mov %rax,%rdi
089f 2e3f: e8 00 00 00 00 call 2e44 <do_machine_check+0x8a4> 2e40: R_X86_64_PLT32 __kasan_check_write-0x4
08a4 2e44: 80 4b 02 20 orb $0x20,0x2(%rbx)
08a8 2e48: e9 a4 fc ff ff jmp 2af1 <do_machine_check+0x551>
08ad 2e4d: e8 2e ef ff ff call 1d80 <unexpected_machine_check.constprop.0>
08b2 2e52: e9 a7 fc ff ff jmp 2afe <do_machine_check+0x55e>
08b7 2e57: 48 8b 74 24 20 mov 0x20(%rsp),%rsi
08bc 2e5c: 48 c7 c2 00 00 00 00 mov $0x0,%rdx 2e5f: R_X86_64_32S .text+0xc54b0
08c3 2e63: 48 89 df mov %rbx,%rdi
08c6 2e66: e8 00 00 00 00 call 2e6b <do_machine_check+0x8cb> 2e67: R_X86_64_PC32 .text+0xc6bdc
08cb 2e6b: e9 81 fc ff ff jmp 2af1 <do_machine_check+0x551>
08d0 2e70: 48 8b 54 24 20 mov 0x20(%rsp),%rdx
08d5 2e75: 48 89 de mov %rbx,%rsi
08d8 2e78: 48 c7 c7 00 00 00 00 mov $0x0,%rdi 2e7b: R_X86_64_32S .rodata+0x3ad20
08df 2e7f: e8 2c ef ff ff call 1db0 <mce_panic>
08e4 2e84: e9 6d fe ff ff jmp 2cf6 <do_machine_check+0x756>
08e9 2e89: 90 nop
08ea 2e8a: 0f 0b ud2
08ec 2e8c: e8 00 00 00 00 call 2e91 <do_machine_check+0x8f1> 2e8d: R_X86_64_PLT32 __stack_chk_fail-0x4
08f1 2e91: 66 66 2e 0f 1f 84 00 00 00 00 00 data16 cs nopw 0x0(%rax,%rax,1)
08fc 2e9c: 0f 1f 40 00 nopl 0x0(%rax)
diff --git a/arch/x86/include/asm/mce.h b/arch/x86/include/asm/mce.h index 3ad29b128943..ba2b3a5f999e 100644 --- a/arch/x86/include/asm/mce.h +++ b/arch/x86/include/asm/mce.h @@ -187,6 +187,14 @@ enum mce_notifier_prios { MCE_PRIO_HIGHEST = MCE_PRIO_CEC }; +/** + * struct mce_hw_err - Hardware Error Record. + * @m: Machine Check record. + */ +struct mce_hw_err { + struct mce m; +}; + struct notifier_block; extern void mce_register_decode_chain(struct notifier_block *nb); extern void mce_unregister_decode_chain(struct notifier_block *nb); @@ -222,7 +230,7 @@ static inline int apei_smca_report_x86_error(struct cper_ia_proc_ctx *ctx_info, #endif void mce_setup(struct mce *m); -void mce_log(struct mce *m); +void mce_log(struct mce_hw_err *err); DECLARE_PER_CPU(struct device *, mce_device); /* Maximum number of MCA banks per CPU. */ diff --git a/arch/x86/kernel/cpu/mce/amd.c b/arch/x86/kernel/cpu/mce/amd.c index 9a0133ef7e20..cb7dc0b1aa50 100644 --- a/arch/x86/kernel/cpu/mce/amd.c +++ b/arch/x86/kernel/cpu/mce/amd.c @@ -778,29 +778,32 @@ bool amd_mce_usable_address(struct mce *m) static void __log_error(unsigned int bank, u64 status, u64 addr, u64 misc) { - struct mce m; + struct mce_hw_err err; + struct mce *m = &err.m; - mce_setup(&m); + memset(&err, 0, sizeof(struct mce_hw_err)); - m.status = status; - m.misc = misc; - m.bank = bank; - m.tsc = rdtsc(); + mce_setup(m); - if (m.status & MCI_STATUS_ADDRV) { - m.addr = addr; + m->status = status; + m->misc = misc; + m->bank = bank; + m->tsc = rdtsc(); - smca_extract_err_addr(&m); + if (m->status & MCI_STATUS_ADDRV) { + m->addr = addr; + + smca_extract_err_addr(m); } if (mce_flags.smca) { - rdmsrl(MSR_AMD64_SMCA_MCx_IPID(bank), m.ipid); + rdmsrl(MSR_AMD64_SMCA_MCx_IPID(bank), m->ipid); - if (m.status & MCI_STATUS_SYNDV) - rdmsrl(MSR_AMD64_SMCA_MCx_SYND(bank), m.synd); + if (m->status & MCI_STATUS_SYNDV) + rdmsrl(MSR_AMD64_SMCA_MCx_SYND(bank), m->synd); } - mce_log(&m); + mce_log(&err); } DEFINE_IDTENTRY_SYSVEC(sysvec_deferred_error) diff --git a/arch/x86/kernel/cpu/mce/apei.c b/arch/x86/kernel/cpu/mce/apei.c index 7f7309ff67d0..b8f4e75fb8a7 100644 --- a/arch/x86/kernel/cpu/mce/apei.c +++ b/arch/x86/kernel/cpu/mce/apei.c @@ -28,9 +28,12 @@ void apei_mce_report_mem_error(int severity, struct cper_sec_mem_err *mem_err) { - struct mce m; + struct mce_hw_err err; + struct mce *m = &err.m; int lsb; + memset(&err, 0, sizeof(struct mce_hw_err)); + if (!(mem_err->validation_bits & CPER_MEM_VALID_PA)) return; @@ -44,30 +47,33 @@ void apei_mce_report_mem_error(int severity, struct cper_sec_mem_err *mem_err) else lsb = PAGE_SHIFT; - mce_setup(&m); - m.bank = -1; + mce_setup(m); + m->bank = -1; /* Fake a memory read error with unknown channel */ - m.status = MCI_STATUS_VAL | MCI_STATUS_EN | MCI_STATUS_ADDRV | MCI_STATUS_MISCV | 0x9f; - m.misc = (MCI_MISC_ADDR_PHYS << 6) | lsb; + m->status = MCI_STATUS_VAL | MCI_STATUS_EN | MCI_STATUS_ADDRV | MCI_STATUS_MISCV | 0x9f; + m->misc = (MCI_MISC_ADDR_PHYS << 6) | lsb; if (severity >= GHES_SEV_RECOVERABLE) - m.status |= MCI_STATUS_UC; + m->status |= MCI_STATUS_UC; if (severity >= GHES_SEV_PANIC) { - m.status |= MCI_STATUS_PCC; - m.tsc = rdtsc(); + m->status |= MCI_STATUS_PCC; + m->tsc = rdtsc(); } - m.addr = mem_err->physical_addr; - mce_log(&m); + m->addr = mem_err->physical_addr; + mce_log(&err); } EXPORT_SYMBOL_GPL(apei_mce_report_mem_error); int apei_smca_report_x86_error(struct cper_ia_proc_ctx *ctx_info, u64 lapic_id) { const u64 *i_mce = ((const u64 *) (ctx_info + 1)); + struct mce_hw_err err; + struct mce *m = &err.m; unsigned int cpu; - struct mce m; + + memset(&err, 0, sizeof(struct mce_hw_err)); if (!boot_cpu_has(X86_FEATURE_SMCA)) return -EINVAL; @@ -97,29 +103,29 @@ int apei_smca_report_x86_error(struct cper_ia_proc_ctx *ctx_info, u64 lapic_id) if (ctx_info->reg_arr_size < 48) return -EINVAL; - mce_setup(&m); + mce_setup(m); - m.extcpu = -1; - m.socketid = -1; + m->extcpu = -1; + m->socketid = -1; for_each_possible_cpu(cpu) { if (cpu_data(cpu).topo.initial_apicid == lapic_id) { - m.extcpu = cpu; - m.socketid = cpu_data(m.extcpu).topo.pkg_id; + m->extcpu = cpu; + m->socketid = cpu_data(m->extcpu).topo.pkg_id; break; } } - m.apicid = lapic_id; - m.bank = (ctx_info->msr_addr >> 4) & 0xFF; - m.status = *i_mce; - m.addr = *(i_mce + 1); - m.misc = *(i_mce + 2); + m->apicid = lapic_id; + m->bank = (ctx_info->msr_addr >> 4) & 0xFF; + m->status = *i_mce; + m->addr = *(i_mce + 1); + m->misc = *(i_mce + 2); /* Skipping MCA_CONFIG */ - m.ipid = *(i_mce + 4); - m.synd = *(i_mce + 5); + m->ipid = *(i_mce + 4); + m->synd = *(i_mce + 5); - mce_log(&m); + mce_log(&err); return 0; } diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c index b85ec7a4ec9e..ab9f1d606438 100644 --- a/arch/x86/kernel/cpu/mce/core.c +++ b/arch/x86/kernel/cpu/mce/core.c @@ -88,7 +88,7 @@ struct mca_config mca_cfg __read_mostly = { .monarch_timeout = -1 }; -static DEFINE_PER_CPU(struct mce, mces_seen); +static DEFINE_PER_CPU(struct mce_hw_err, hw_errs_seen); static unsigned long mce_need_notify; /* @@ -136,9 +136,9 @@ void mce_setup(struct mce *m) DEFINE_PER_CPU(struct mce, injectm); EXPORT_PER_CPU_SYMBOL_GPL(injectm); -void mce_log(struct mce *m) +void mce_log(struct mce_hw_err *err) { - if (!mce_gen_pool_add(m)) + if (!mce_gen_pool_add(err)) irq_work_queue(&mce_irq_work); } EXPORT_SYMBOL_GPL(mce_log); @@ -159,8 +159,10 @@ void mce_unregister_decode_chain(struct notifier_block *nb) } EXPORT_SYMBOL_GPL(mce_unregister_decode_chain); -static void __print_mce(struct mce *m) +static void __print_mce(struct mce_hw_err *err) { + struct mce *m = &err->m; + pr_emerg(HW_ERR "CPU %d: Machine Check%s: %Lx Bank %d: %016Lx\n", m->extcpu, (m->mcgstatus & MCG_STATUS_MCIP ? " Exception" : ""), @@ -202,9 +204,11 @@ static void __print_mce(struct mce *m) m->microcode); } -static void print_mce(struct mce *m) +static void print_mce(struct mce_hw_err *err) { - __print_mce(m); + struct mce *m = &err->m; + + __print_mce(err); if (m->cpuvendor != X86_VENDOR_AMD && m->cpuvendor != X86_VENDOR_HYGON) pr_emerg_ratelimited(HW_ERR "Run the above through 'mcelog --ascii'\n"); @@ -239,7 +243,7 @@ static const char *mce_dump_aux_info(struct mce *m) return NULL; } -static noinstr void mce_panic(const char *msg, struct mce *final, char *exp) +static noinstr void mce_panic(const char *msg, struct mce_hw_err *final, char *exp) { struct llist_node *pending; struct mce_evt_llist *l; @@ -270,20 +274,22 @@ static noinstr void mce_panic(const char *msg, struct mce *final, char *exp) pending = mce_gen_pool_prepare_records(); /* First print corrected ones that are still unlogged */ llist_for_each_entry(l, pending, llnode) { - struct mce *m = &l->mce; + struct mce_hw_err *err = &l->err; + struct mce *m = &err->m; if (!(m->status & MCI_STATUS_UC)) { - print_mce(m); + print_mce(err); if (!apei_err) apei_err = apei_write_mce(m); } } /* Now print uncorrected but with the final one last */ llist_for_each_entry(l, pending, llnode) { - struct mce *m = &l->mce; + struct mce_hw_err *err = &l->err; + struct mce *m = &err->m; if (!(m->status & MCI_STATUS_UC)) continue; - if (!final || mce_cmp(m, final)) { - print_mce(m); + if (!final || mce_cmp(m, &final->m)) { + print_mce(err); if (!apei_err) apei_err = apei_write_mce(m); } @@ -291,12 +297,12 @@ static noinstr void mce_panic(const char *msg, struct mce *final, char *exp) if (final) { print_mce(final); if (!apei_err) - apei_err = apei_write_mce(final); + apei_err = apei_write_mce(&final->m); } if (exp) pr_emerg(HW_ERR "Machine check: %s\n", exp); - memmsg = mce_dump_aux_info(final); + memmsg = mce_dump_aux_info(&final->m); if (memmsg) pr_emerg(HW_ERR "Machine check: %s\n", memmsg); @@ -311,9 +317,9 @@ static noinstr void mce_panic(const char *msg, struct mce *final, char *exp) * panic. */ if (kexec_crash_loaded()) { - if (final && (final->status & MCI_STATUS_ADDRV)) { + if (final && (final->m.status & MCI_STATUS_ADDRV)) { struct page *p; - p = pfn_to_online_page(final->addr >> PAGE_SHIFT); + p = pfn_to_online_page(final->m.addr >> PAGE_SHIFT); if (p) SetPageHWPoison(p); } @@ -562,13 +568,13 @@ EXPORT_SYMBOL_GPL(mce_is_correctable); static int mce_early_notifier(struct notifier_block *nb, unsigned long val, void *data) { - struct mce *m = (struct mce *)data; + struct mce_hw_err *err = (struct mce_hw_err *)data; - if (!m) + if (!err) return NOTIFY_DONE; /* Emit the trace record: */ - trace_mce_record(m); + trace_mce_record(err); set_bit(0, &mce_need_notify); @@ -585,7 +591,8 @@ static struct notifier_block early_nb = { static int uc_decode_notifier(struct notifier_block *nb, unsigned long val, void *data) { - struct mce *mce = (struct mce *)data; + struct mce_hw_err *err = (struct mce_hw_err *)data; + struct mce *mce = &err->m; unsigned long pfn; if (!mce || !mce_usable_address(mce)) @@ -612,13 +619,13 @@ static struct notifier_block mce_uc_nb = { static int mce_default_notifier(struct notifier_block *nb, unsigned long val, void *data) { - struct mce *m = (struct mce *)data; + struct mce_hw_err *err = (struct mce_hw_err *)data; - if (!m) + if (!err) return NOTIFY_DONE; - if (mca_cfg.print_all || !m->kflags) - __print_mce(m); + if (mca_cfg.print_all || !(err->m.kflags)) + __print_mce(err); return NOTIFY_DONE; } @@ -632,8 +639,10 @@ static struct notifier_block mce_default_nb = { /* * Read ADDR and MISC registers. */ -static noinstr void mce_read_aux(struct mce *m, int i) +static noinstr void mce_read_aux(struct mce_hw_err *err, int i) { + struct mce *m = &err->m; + if (m->status & MCI_STATUS_MISCV) m->misc = mce_rdmsrl(mca_msr_reg(i, MCA_MISC)); @@ -680,26 +689,29 @@ DEFINE_PER_CPU(unsigned, mce_poll_count); void machine_check_poll(enum mcp_flags flags, mce_banks_t *b) { struct mce_bank *mce_banks = this_cpu_ptr(mce_banks_array); - struct mce m; + struct mce_hw_err err; + struct mce *m = &err.m; int i; + memset(&err, 0, sizeof(struct mce_hw_err)); + this_cpu_inc(mce_poll_count); - mce_gather_info(&m, NULL); + mce_gather_info(m, NULL); if (flags & MCP_TIMESTAMP) - m.tsc = rdtsc(); + m->tsc = rdtsc(); for (i = 0; i < this_cpu_read(mce_num_banks); i++) { if (!mce_banks[i].ctl || !test_bit(i, *b)) continue; - m.misc = 0; - m.addr = 0; - m.bank = i; + m->misc = 0; + m->addr = 0; + m->bank = i; barrier(); - m.status = mce_rdmsrl(mca_msr_reg(i, MCA_STATUS)); + m->status = mce_rdmsrl(mca_msr_reg(i, MCA_STATUS)); /* * Update storm tracking here, before checking for the @@ -709,17 +721,17 @@ void machine_check_poll(enum mcp_flags flags, mce_banks_t *b) * storm status. */ if (!mca_cfg.cmci_disabled) - mce_track_storm(&m); + mce_track_storm(m); /* If this entry is not valid, ignore it */ - if (!(m.status & MCI_STATUS_VAL)) + if (!(m->status & MCI_STATUS_VAL)) continue; /* * If we are logging everything (at CPU online) or this * is a corrected error, then we must log it. */ - if ((flags & MCP_UC) || !(m.status & MCI_STATUS_UC)) + if ((flags & MCP_UC) || !(m->status & MCI_STATUS_UC)) goto log_it; /* @@ -729,20 +741,20 @@ void machine_check_poll(enum mcp_flags flags, mce_banks_t *b) * everything else. */ if (!mca_cfg.ser) { - if (m.status & MCI_STATUS_UC) + if (m->status & MCI_STATUS_UC) continue; goto log_it; } /* Log "not enabled" (speculative) errors */ - if (!(m.status & MCI_STATUS_EN)) + if (!(m->status & MCI_STATUS_EN)) goto log_it; /* * Log UCNA (SDM: 15.6.3 "UCR Error Classification") * UC == 1 && PCC == 0 && S == 0 */ - if (!(m.status & MCI_STATUS_PCC) && !(m.status & MCI_STATUS_S)) + if (!(m->status & MCI_STATUS_PCC) && !(m->status & MCI_STATUS_S)) goto log_it; /* @@ -756,20 +768,20 @@ void machine_check_poll(enum mcp_flags flags, mce_banks_t *b) if (flags & MCP_DONTLOG) goto clear_it; - mce_read_aux(&m, i); - m.severity = mce_severity(&m, NULL, NULL, false); + mce_read_aux(&err, i); + m->severity = mce_severity(m, NULL, NULL, false); /* * Don't get the IP here because it's unlikely to * have anything to do with the actual error location. */ - if (mca_cfg.dont_log_ce && !mce_usable_address(&m)) + if (mca_cfg.dont_log_ce && !mce_usable_address(m)) goto clear_it; if (flags & MCP_QUEUE_LOG) - mce_gen_pool_add(&m); + mce_gen_pool_add(&err); else - mce_log(&m); + mce_log(&err); clear_it: /* @@ -893,9 +905,10 @@ static __always_inline void quirk_zen_ifu(int bank, struct mce *m, struct pt_reg * Do a quick check if any of the events requires a panic. * This decides if we keep the events around or clear them. */ -static __always_inline int mce_no_way_out(struct mce *m, char **msg, unsigned long *validp, +static __always_inline int mce_no_way_out(struct mce_hw_err *err, char **msg, unsigned long *validp, struct pt_regs *regs) { + struct mce *m = &err->m; char *tmp = *msg; int i; @@ -913,7 +926,7 @@ static __always_inline int mce_no_way_out(struct mce *m, char **msg, unsigned lo m->bank = i; if (mce_severity(m, regs, &tmp, true) >= MCE_PANIC_SEVERITY) { - mce_read_aux(m, i); + mce_read_aux(err, i); *msg = tmp; return 1; } @@ -1005,6 +1018,7 @@ static noinstr int mce_timed_out(u64 *t, const char *msg) static void mce_reign(void) { int cpu; + struct mce_hw_err *err = NULL; struct mce *m = NULL; int global_worst = 0; char *msg = NULL; @@ -1015,11 +1029,13 @@ static void mce_reign(void) * Grade the severity of the errors of all the CPUs. */ for_each_possible_cpu(cpu) { - struct mce *mtmp = &per_cpu(mces_seen, cpu); + struct mce_hw_err *etmp = &per_cpu(hw_errs_seen, cpu); + struct mce *mtmp = &etmp->m; if (mtmp->severity > global_worst) { global_worst = mtmp->severity; - m = &per_cpu(mces_seen, cpu); + err = &per_cpu(hw_errs_seen, cpu); + m = &err->m; } } @@ -1031,7 +1047,7 @@ static void mce_reign(void) if (m && global_worst >= MCE_PANIC_SEVERITY) { /* call mce_severity() to get "msg" for panic */ mce_severity(m, NULL, &msg, true); - mce_panic("Fatal machine check", m, msg); + mce_panic("Fatal machine check", err, msg); } /* @@ -1048,11 +1064,11 @@ static void mce_reign(void) mce_panic("Fatal machine check from unknown source", NULL, NULL); /* - * Now clear all the mces_seen so that they don't reappear on + * Now clear all the hw_errs_seen so that they don't reappear on * the next mce. */ for_each_possible_cpu(cpu) - memset(&per_cpu(mces_seen, cpu), 0, sizeof(struct mce)); + memset(&per_cpu(hw_errs_seen, cpu), 0, sizeof(struct mce_hw_err)); } static atomic_t global_nwo; @@ -1256,12 +1272,13 @@ static noinstr bool mce_check_crashing_cpu(void) } static __always_inline int -__mc_scan_banks(struct mce *m, struct pt_regs *regs, struct mce *final, +__mc_scan_banks(struct mce_hw_err *err, struct pt_regs *regs, struct mce *final, unsigned long *toclear, unsigned long *valid_banks, int no_way_out, int *worst) { struct mce_bank *mce_banks = this_cpu_ptr(mce_banks_array); struct mca_config *cfg = &mca_cfg; + struct mce *m = &err->m; int severity, i, taint = 0; for (i = 0; i < this_cpu_read(mce_num_banks); i++) { @@ -1307,7 +1324,7 @@ __mc_scan_banks(struct mce *m, struct pt_regs *regs, struct mce *final, if (severity == MCE_NO_SEVERITY) continue; - mce_read_aux(m, i); + mce_read_aux(err, i); /* assuming valid severity level != 0 */ m->severity = severity; @@ -1317,7 +1334,7 @@ __mc_scan_banks(struct mce *m, struct pt_regs *regs, struct mce *final, * done in #MC context, where instrumentation is disabled. */ instrumentation_begin(); - mce_log(m); + mce_log(err); instrumentation_end(); if (severity > *worst) { @@ -1387,8 +1404,9 @@ static void kill_me_never(struct callback_head *cb) set_mce_nospec(pfn); } -static void queue_task_work(struct mce *m, char *msg, void (*func)(struct callback_head *)) +static void queue_task_work(struct mce_hw_err *err, char *msg, void (*func)(struct callback_head *)) { + struct mce *m = &err->m; int count = ++current->mce_count; /* First call, save all the details */ @@ -1402,11 +1420,12 @@ static void queue_task_work(struct mce *m, char *msg, void (*func)(struct callba /* Ten is likely overkill. Don't expect more than two faults before task_work() */ if (count > 10) - mce_panic("Too many consecutive machine checks while accessing user data", m, msg); + mce_panic("Too many consecutive machine checks while accessing user data", + err, msg); /* Second or later call, make sure page address matches the one from first call */ if (count > 1 && (current->mce_addr >> PAGE_SHIFT) != (m->addr >> PAGE_SHIFT)) - mce_panic("Consecutive machine checks to different user pages", m, msg); + mce_panic("Consecutive machine checks to different user pages", err, msg); /* Do not call task_work_add() more than once */ if (count > 1) @@ -1455,8 +1474,14 @@ noinstr void do_machine_check(struct pt_regs *regs) int worst = 0, order, no_way_out, kill_current_task, lmce, taint = 0; DECLARE_BITMAP(valid_banks, MAX_NR_BANKS) = { 0 }; DECLARE_BITMAP(toclear, MAX_NR_BANKS) = { 0 }; - struct mce m, *final; + struct mce_hw_err *final; + struct mce_hw_err err; char *msg = NULL; + struct mce *m; + + memset(&err, 0, sizeof(struct mce_hw_err)); + + m = &err.m; if (unlikely(mce_flags.p5)) return pentium_machine_check(regs); @@ -1494,13 +1519,13 @@ noinstr void do_machine_check(struct pt_regs *regs) this_cpu_inc(mce_exception_count); - mce_gather_info(&m, regs); - m.tsc = rdtsc(); + mce_gather_info(m, regs); + m->tsc = rdtsc(); - final = this_cpu_ptr(&mces_seen); - *final = m; + final = this_cpu_ptr(&hw_errs_seen); + final->m = *m; - no_way_out = mce_no_way_out(&m, &msg, valid_banks, regs); + no_way_out = mce_no_way_out(&err, &msg, valid_banks, regs); barrier(); @@ -1509,15 +1534,15 @@ noinstr void do_machine_check(struct pt_regs *regs) * Assume the worst for now, but if we find the * severity is MCE_AR_SEVERITY we have other options. */ - if (!(m.mcgstatus & MCG_STATUS_RIPV)) + if (!(m->mcgstatus & MCG_STATUS_RIPV)) kill_current_task = 1; /* * Check if this MCE is signaled to only this logical processor, * on Intel, Zhaoxin only. */ - if (m.cpuvendor == X86_VENDOR_INTEL || - m.cpuvendor == X86_VENDOR_ZHAOXIN) - lmce = m.mcgstatus & MCG_STATUS_LMCES; + if (m->cpuvendor == X86_VENDOR_INTEL || + m->cpuvendor == X86_VENDOR_ZHAOXIN) + lmce = m->mcgstatus & MCG_STATUS_LMCES; /* * Local machine check may already know that we have to panic. @@ -1528,12 +1553,12 @@ noinstr void do_machine_check(struct pt_regs *regs) */ if (lmce) { if (no_way_out) - mce_panic("Fatal local machine check", &m, msg); + mce_panic("Fatal local machine check", &err, msg); } else { order = mce_start(&no_way_out); } - taint = __mc_scan_banks(&m, regs, final, toclear, valid_banks, no_way_out, &worst); + taint = __mc_scan_banks(&err, regs, &final->m, toclear, valid_banks, no_way_out, &worst); if (!no_way_out) mce_clear_state(toclear); @@ -1548,7 +1573,7 @@ noinstr void do_machine_check(struct pt_regs *regs) no_way_out = worst >= MCE_PANIC_SEVERITY; if (no_way_out) - mce_panic("Fatal machine check on current CPU", &m, msg); + mce_panic("Fatal machine check on current CPU", &err, msg); } } else { /* @@ -1560,8 +1585,8 @@ noinstr void do_machine_check(struct pt_regs *regs) * make sure we have the right "msg". */ if (worst >= MCE_PANIC_SEVERITY) { - mce_severity(&m, regs, &msg, true); - mce_panic("Local fatal machine check!", &m, msg); + mce_severity(m, regs, &msg, true); + mce_panic("Local fatal machine check!", &err, msg); } } @@ -1579,16 +1604,16 @@ noinstr void do_machine_check(struct pt_regs *regs) goto out; /* Fault was in user mode and we need to take some action */ - if ((m.cs & 3) == 3) { + if ((m->cs & 3) == 3) { /* If this triggers there is no way to recover. Die hard. */ BUG_ON(!on_thread_stack() || !user_mode(regs)); - if (!mce_usable_address(&m)) - queue_task_work(&m, msg, kill_me_now); + if (!mce_usable_address(m)) + queue_task_work(&err, msg, kill_me_now); else - queue_task_work(&m, msg, kill_me_maybe); + queue_task_work(&err, msg, kill_me_maybe); - } else if (m.mcgstatus & MCG_STATUS_SEAM_NR) { + } else if (m->mcgstatus & MCG_STATUS_SEAM_NR) { /* * Saved RIP on stack makes it look like the machine check * was taken in the kernel on the instruction following @@ -1600,8 +1625,8 @@ noinstr void do_machine_check(struct pt_regs *regs) * not occur there. Mark the page as poisoned so it won't * be added to free list when the guest is terminated. */ - if (mce_usable_address(&m)) { - struct page *p = pfn_to_online_page(m.addr >> PAGE_SHIFT); + if (mce_usable_address(m)) { + struct page *p = pfn_to_online_page(m->addr >> PAGE_SHIFT); if (p) SetPageHWPoison(p); @@ -1616,13 +1641,13 @@ noinstr void do_machine_check(struct pt_regs *regs) * corresponding exception handler which would do that is the * proper one. */ - if (m.kflags & MCE_IN_KERNEL_RECOV) { + if (m->kflags & MCE_IN_KERNEL_RECOV) { if (!fixup_exception(regs, X86_TRAP_MC, 0, 0)) - mce_panic("Failed kernel mode recovery", &m, msg); + mce_panic("Failed kernel mode recovery", &err, msg); } - if (m.kflags & MCE_IN_KERNEL_COPYIN) - queue_task_work(&m, msg, kill_me_never); + if (m->kflags & MCE_IN_KERNEL_COPYIN) + queue_task_work(&err, msg, kill_me_never); } out: diff --git a/arch/x86/kernel/cpu/mce/dev-mcelog.c b/arch/x86/kernel/cpu/mce/dev-mcelog.c index a05ac0716ecf..4a0e3bb4a4fb 100644 --- a/arch/x86/kernel/cpu/mce/dev-mcelog.c +++ b/arch/x86/kernel/cpu/mce/dev-mcelog.c @@ -36,7 +36,7 @@ static DECLARE_WAIT_QUEUE_HEAD(mce_chrdev_wait); static int dev_mce_log(struct notifier_block *nb, unsigned long val, void *data) { - struct mce *mce = (struct mce *)data; + struct mce *mce = &((struct mce_hw_err *)data)->m; unsigned int entry; if (mce->kflags & MCE_HANDLED_CEC) diff --git a/arch/x86/kernel/cpu/mce/genpool.c b/arch/x86/kernel/cpu/mce/genpool.c index 4284749ec803..3337ea5c428d 100644 --- a/arch/x86/kernel/cpu/mce/genpool.c +++ b/arch/x86/kernel/cpu/mce/genpool.c @@ -31,15 +31,15 @@ static LLIST_HEAD(mce_event_llist); */ static bool is_duplicate_mce_record(struct mce_evt_llist *t, struct mce_evt_llist *l) { + struct mce_hw_err *err1, *err2; struct mce_evt_llist *node; - struct mce *m1, *m2; - m1 = &t->mce; + err1 = &t->err; llist_for_each_entry(node, &l->llnode, llnode) { - m2 = &node->mce; + err2 = &node->err; - if (!mce_cmp(m1, m2)) + if (!mce_cmp(&err1->m, &err2->m)) return true; } return false; @@ -73,9 +73,9 @@ struct llist_node *mce_gen_pool_prepare_records(void) void mce_gen_pool_process(struct work_struct *__unused) { + struct mce_hw_err *err; struct llist_node *head; struct mce_evt_llist *node, *tmp; - struct mce *mce; head = llist_del_all(&mce_event_llist); if (!head) @@ -83,8 +83,8 @@ void mce_gen_pool_process(struct work_struct *__unused) head = llist_reverse_order(head); llist_for_each_entry_safe(node, tmp, head, llnode) { - mce = &node->mce; - blocking_notifier_call_chain(&x86_mce_decoder_chain, 0, mce); + err = &node->err; + blocking_notifier_call_chain(&x86_mce_decoder_chain, 0, err); gen_pool_free(mce_evt_pool, (unsigned long)node, sizeof(*node)); } } @@ -94,11 +94,11 @@ bool mce_gen_pool_empty(void) return llist_empty(&mce_event_llist); } -int mce_gen_pool_add(struct mce *mce) +int mce_gen_pool_add(struct mce_hw_err *err) { struct mce_evt_llist *node; - if (filter_mce(mce)) + if (filter_mce(&err->m)) return -EINVAL; if (!mce_evt_pool) @@ -110,7 +110,7 @@ int mce_gen_pool_add(struct mce *mce) return -ENOMEM; } - memcpy(&node->mce, mce, sizeof(*mce)); + memcpy(&node->err, err, sizeof(*err)); llist_add(&node->llnode, &mce_event_llist); return 0; diff --git a/arch/x86/kernel/cpu/mce/inject.c b/arch/x86/kernel/cpu/mce/inject.c index 49ed3428785d..c65a5c4e2f22 100644 --- a/arch/x86/kernel/cpu/mce/inject.c +++ b/arch/x86/kernel/cpu/mce/inject.c @@ -502,6 +502,7 @@ static void prepare_msrs(void *info) static void do_inject(void) { + struct mce_hw_err err; u64 mcg_status = 0; unsigned int cpu = i_mce.extcpu; u8 b = i_mce.bank; @@ -517,7 +518,8 @@ static void do_inject(void) i_mce.status |= MCI_STATUS_SYNDV; if (inj_type == SW_INJ) { - mce_log(&i_mce); + err.m = i_mce; + mce_log(&err); return; } diff --git a/arch/x86/kernel/cpu/mce/internal.h b/arch/x86/kernel/cpu/mce/internal.h index 01f8f03969e6..c79cb5b00e4c 100644 --- a/arch/x86/kernel/cpu/mce/internal.h +++ b/arch/x86/kernel/cpu/mce/internal.h @@ -26,12 +26,12 @@ extern struct blocking_notifier_head x86_mce_decoder_chain; struct mce_evt_llist { struct llist_node llnode; - struct mce mce; + struct mce_hw_err err; }; void mce_gen_pool_process(struct work_struct *__unused); bool mce_gen_pool_empty(void); -int mce_gen_pool_add(struct mce *mce); +int mce_gen_pool_add(struct mce_hw_err *err); int mce_gen_pool_init(void); struct llist_node *mce_gen_pool_prepare_records(void); diff --git a/drivers/acpi/acpi_extlog.c b/drivers/acpi/acpi_extlog.c index ca87a0939135..4864191918db 100644 --- a/drivers/acpi/acpi_extlog.c +++ b/drivers/acpi/acpi_extlog.c @@ -134,7 +134,7 @@ static int print_extlog_rcd(const char *pfx, static int extlog_print(struct notifier_block *nb, unsigned long val, void *data) { - struct mce *mce = (struct mce *)data; + struct mce *mce = &((struct mce_hw_err *)data)->m; int bank = mce->bank; int cpu = mce->extcpu; struct acpi_hest_generic_status *estatus, *tmp; diff --git a/drivers/acpi/nfit/mce.c b/drivers/acpi/nfit/mce.c index d48a388b796e..b917988db794 100644 --- a/drivers/acpi/nfit/mce.c +++ b/drivers/acpi/nfit/mce.c @@ -13,7 +13,7 @@ static int nfit_handle_mce(struct notifier_block *nb, unsigned long val, void *data) { - struct mce *mce = (struct mce *)data; + struct mce *mce = &((struct mce_hw_err *)data)->m; struct acpi_nfit_desc *acpi_desc; struct nfit_spa *nfit_spa; diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c index 91e0a88ef904..d1e47cba0ff2 100644 --- a/drivers/edac/i7core_edac.c +++ b/drivers/edac/i7core_edac.c @@ -1810,7 +1810,7 @@ static void i7core_check_error(struct mem_ctl_info *mci, struct mce *m) static int i7core_mce_check_error(struct notifier_block *nb, unsigned long val, void *data) { - struct mce *mce = (struct mce *)data; + struct mce *mce = &((struct mce_hw_err *)data)->m; struct i7core_dev *i7_dev; struct mem_ctl_info *mci; diff --git a/drivers/edac/igen6_edac.c b/drivers/edac/igen6_edac.c index 0fe75eed8973..d73e9f0600ee 100644 --- a/drivers/edac/igen6_edac.c +++ b/drivers/edac/igen6_edac.c @@ -919,7 +919,7 @@ static int ecclog_nmi_handler(unsigned int cmd, struct pt_regs *regs) static int ecclog_mce_handler(struct notifier_block *nb, unsigned long val, void *data) { - struct mce *mce = (struct mce *)data; + struct mce *mce = &((struct mce_hw_err *)data)->m; char *type; if (mce->kflags & MCE_HANDLED_CEC) diff --git a/drivers/edac/mce_amd.c b/drivers/edac/mce_amd.c index 8130c3dc64da..c5fae99de781 100644 --- a/drivers/edac/mce_amd.c +++ b/drivers/edac/mce_amd.c @@ -792,7 +792,7 @@ static const char *decode_error_status(struct mce *m) static int amd_decode_mce(struct notifier_block *nb, unsigned long val, void *data) { - struct mce *m = (struct mce *)data; + struct mce *m = &((struct mce_hw_err *)data)->m; unsigned int fam = x86_family(m->cpuid); int ecc; diff --git a/drivers/edac/pnd2_edac.c b/drivers/edac/pnd2_edac.c index f93f2f2b1cf2..a3008f6eb2b1 100644 --- a/drivers/edac/pnd2_edac.c +++ b/drivers/edac/pnd2_edac.c @@ -1366,7 +1366,7 @@ static void pnd2_unregister_mci(struct mem_ctl_info *mci) */ static int pnd2_mce_check_error(struct notifier_block *nb, unsigned long val, void *data) { - struct mce *mce = (struct mce *)data; + struct mce *mce = &((struct mce_hw_err *)data)->m; struct mem_ctl_info *mci; struct dram_addr daddr; char *type; diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c index e5c05a876947..4dadb9975b23 100644 --- a/drivers/edac/sb_edac.c +++ b/drivers/edac/sb_edac.c @@ -3255,7 +3255,7 @@ static void sbridge_mce_output_error(struct mem_ctl_info *mci, static int sbridge_mce_check_error(struct notifier_block *nb, unsigned long val, void *data) { - struct mce *mce = (struct mce *)data; + struct mce *mce = &((struct mce_hw_err *)data)->m; struct mem_ctl_info *mci; char *type; diff --git a/drivers/edac/skx_common.c b/drivers/edac/skx_common.c index 8d18099fd528..21f9d2c22c81 100644 --- a/drivers/edac/skx_common.c +++ b/drivers/edac/skx_common.c @@ -644,7 +644,7 @@ static bool skx_error_in_mem(const struct mce *m) int skx_mce_check_error(struct notifier_block *nb, unsigned long val, void *data) { - struct mce *mce = (struct mce *)data; + struct mce *mce = &((struct mce_hw_err *)data)->m; struct decoded_addr res; struct mem_ctl_info *mci; char *type; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index d0307c55da50..fea085ef663e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -4158,7 +4158,7 @@ static struct amdgpu_device *find_adev(uint32_t node_id) static int amdgpu_bad_page_notifier(struct notifier_block *nb, unsigned long val, void *data) { - struct mce *m = (struct mce *)data; + struct mce *m = &((struct mce_hw_err *)data)->m; struct amdgpu_device *adev = NULL; uint32_t gpu_id = 0; uint32_t umc_inst = 0, ch_inst = 0; diff --git a/drivers/ras/amd/fmpm.c b/drivers/ras/amd/fmpm.c index 90de737fbc90..78dd4b192992 100644 --- a/drivers/ras/amd/fmpm.c +++ b/drivers/ras/amd/fmpm.c @@ -400,7 +400,7 @@ static void retire_dram_row(u64 addr, u64 id, u32 cpu) static int fru_handle_mem_poison(struct notifier_block *nb, unsigned long val, void *data) { - struct mce *m = (struct mce *)data; + struct mce *m = &((struct mce_hw_err *)data)->m; struct fru_rec *rec; if (!mce_is_memory_error(m)) diff --git a/drivers/ras/cec.c b/drivers/ras/cec.c index e440b15fbabc..be785746f587 100644 --- a/drivers/ras/cec.c +++ b/drivers/ras/cec.c @@ -534,7 +534,7 @@ static int __init create_debugfs_nodes(void) static int cec_notifier(struct notifier_block *nb, unsigned long val, void *data) { - struct mce *m = (struct mce *)data; + struct mce *m = &((struct mce_hw_err *)data)->m; if (!m) return NOTIFY_DONE; diff --git a/include/trace/events/mce.h b/include/trace/events/mce.h index f0f7b3cb2041..65aba1afcd07 100644 --- a/include/trace/events/mce.h +++ b/include/trace/events/mce.h @@ -19,9 +19,9 @@ TRACE_EVENT(mce_record, - TP_PROTO(struct mce *m), + TP_PROTO(struct mce_hw_err *err), - TP_ARGS(m), + TP_ARGS(err), TP_STRUCT__entry( __field( u64, mcgcap ) @@ -46,25 +46,25 @@ TRACE_EVENT(mce_record, ), TP_fast_assign( - __entry->mcgcap = m->mcgcap; - __entry->mcgstatus = m->mcgstatus; - __entry->status = m->status; - __entry->addr = m->addr; - __entry->misc = m->misc; - __entry->synd = m->synd; - __entry->ipid = m->ipid; - __entry->ip = m->ip; - __entry->tsc = m->tsc; - __entry->ppin = m->ppin; - __entry->walltime = m->time; - __entry->cpu = m->extcpu; - __entry->cpuid = m->cpuid; - __entry->apicid = m->apicid; - __entry->socketid = m->socketid; - __entry->cs = m->cs; - __entry->bank = m->bank; - __entry->cpuvendor = m->cpuvendor; - __entry->microcode = m->microcode; + __entry->mcgcap = err->m.mcgcap; + __entry->mcgstatus = err->m.mcgstatus; + __entry->status = err->m.status; + __entry->addr = err->m.addr; + __entry->misc = err->m.misc; + __entry->synd = err->m.synd; + __entry->ipid = err->m.ipid; + __entry->ip = err->m.ip; + __entry->tsc = err->m.tsc; + __entry->ppin = err->m.ppin; + __entry->walltime = err->m.time; + __entry->cpu = err->m.extcpu; + __entry->cpuid = err->m.cpuid; + __entry->apicid = err->m.apicid; + __entry->socketid = err->m.socketid; + __entry->cs = err->m.cs; + __entry->bank = err->m.bank; + __entry->cpuvendor = err->m.cpuvendor; + __entry->microcode = err->m.microcode; ), TP_printk("CPU: %d, MCGc/s: %llx/%llx, MC%d: %016Lx, IPID: %016Lx, ADDR: %016Lx, MISC: %016Lx, SYND: %016Lx, RIP: %02x:<%016Lx>, TSC: %llx, PPIN: %llx, vendor: %u, CPUID: %x, time: %llu, socket: %u, APIC: %x, microcode: %x",