Get address sanitizer mostly working

This commit is contained in:
Justine Tunney 2020-09-03 05:44:37 -07:00
parent 1f1f3cd477
commit 7327c345f9
149 changed files with 3777 additions and 3457 deletions

279
libc/stubs/asan.S Normal file
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/*-*- mode:unix-assembly; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│
vi: set et ft=asm ts=8 tw=8 fenc=utf-8 :vi
Copyright 2020 Justine Alexandra Roberts Tunney
This program is free software; you can redistribute it and/or modify │
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License. │
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of │
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software │
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "libc/macros.h"
.source __FILE__
/ @fileoverview Address Sanitizer Linker Poison
__asan_addr_is_in_fake_stack:
ud2
.endfn __asan_addr_is_in_fake_stack,weak
__asan_after_dynamic_init:
ud2
.endfn __asan_after_dynamic_init,weak
__asan_alloca_poison:
ud2
.endfn __asan_alloca_poison,weak
__asan_allocas_unpoison:
ud2
.endfn __asan_allocas_unpoison,weak
__asan_before_dynamic_init:
ud2
.endfn __asan_before_dynamic_init,weak
__asan_get_current_fake_stack:
ud2
.endfn __asan_get_current_fake_stack,weak
__asan_handle_no_return:
ud2
.endfn __asan_handle_no_return,weak
__asan_init:
ud2
.endfn __asan_init,weak
__asan_load1:
ud2
.endfn __asan_load1,weak
__asan_load2:
ud2
.endfn __asan_load2,weak
__asan_load4:
ud2
.endfn __asan_load4,weak
__asan_load8:
ud2
.endfn __asan_load8,weak
__asan_load16:
ud2
.endfn __asan_load16,weak
__asan_load32:
ud2
.endfn __asan_load32,weak
__asan_noreentry:
ud2
.endfn __asan_noreentry,weak
__asan_option_detect_stack_use_after_return:
ud2
.endfn __asan_option_detect_stack_use_after_return,weak
__asan_poison_stack_memory:
ud2
.endfn __asan_poison_stack_memory,weak
__asan_register_globals:
ud2
.endfn __asan_register_globals,weak
__asan_report_load1:
ud2
.endfn __asan_report_load1,weak
__asan_report_load2:
ud2
.endfn __asan_report_load2,weak
__asan_report_load4:
ud2
.endfn __asan_report_load4,weak
__asan_report_load8:
ud2
.endfn __asan_report_load8,weak
__asan_report_load16:
ud2
.endfn __asan_report_load16,weak
__asan_report_load_n:
ud2
.endfn __asan_report_load_n,weak
__asan_report_store1:
ud2
.endfn __asan_report_store1,weak
__asan_report_store2:
ud2
.endfn __asan_report_store2,weak
__asan_report_store4:
ud2
.endfn __asan_report_store4,weak
__asan_report_store8:
ud2
.endfn __asan_report_store8,weak
__asan_report_store16:
ud2
.endfn __asan_report_store16,weak
__asan_report_store32:
ud2
.endfn __asan_report_store32,weak
__asan_report_store_n:
ud2
.endfn __asan_report_store_n,weak
__asan_stack_free:
ud2
.endfn __asan_stack_free,weak
__asan_stack_free_0:
ud2
.endfn __asan_stack_free_0,weak
__asan_stack_free_1:
ud2
.endfn __asan_stack_free_1,weak
__asan_stack_free_10:
ud2
.endfn __asan_stack_free_10,weak
__asan_stack_free_2:
ud2
.endfn __asan_stack_free_2,weak
__asan_stack_free_3:
ud2
.endfn __asan_stack_free_3,weak
__asan_stack_free_4:
ud2
.endfn __asan_stack_free_4,weak
__asan_stack_free_5:
ud2
.endfn __asan_stack_free_5,weak
__asan_stack_free_6:
ud2
.endfn __asan_stack_free_6,weak
__asan_stack_free_7:
ud2
.endfn __asan_stack_free_7,weak
__asan_stack_free_8:
ud2
.endfn __asan_stack_free_8,weak
__asan_stack_free_9:
ud2
.endfn __asan_stack_free_9,weak
__asan_stack_malloc:
ud2
.endfn __asan_stack_malloc,weak
__asan_stack_malloc_0:
ud2
.endfn __asan_stack_malloc_0,weak
__asan_stack_malloc_1:
ud2
.endfn __asan_stack_malloc_1,weak
__asan_stack_malloc_2:
ud2
.endfn __asan_stack_malloc_2,weak
__asan_stack_malloc_3:
ud2
.endfn __asan_stack_malloc_3,weak
__asan_stack_malloc_4:
ud2
.endfn __asan_stack_malloc_4,weak
__asan_stack_malloc_5:
ud2
.endfn __asan_stack_malloc_5,weak
__asan_stack_malloc_6:
ud2
.endfn __asan_stack_malloc_6,weak
__asan_stack_malloc_7:
ud2
.endfn __asan_stack_malloc_7,weak
__asan_stack_malloc_8:
ud2
.endfn __asan_stack_malloc_8,weak
__asan_stack_malloc_9:
ud2
.endfn __asan_stack_malloc_9,weak
__asan_stack_malloc_10:
ud2
.endfn __asan_stack_malloc_10,weak
__asan_store1:
ud2
.endfn __asan_store1,weak
__asan_store2:
ud2
.endfn __asan_store2,weak
__asan_store4:
ud2
.endfn __asan_store4,weak
__asan_store8:
ud2
.endfn __asan_store8,weak
__asan_store16:
ud2
.endfn __asan_store16,weak
__asan_store32:
ud2
.endfn __asan_store32,weak
__asan_unpoison_stack_memory:
ud2
.endfn __asan_unpoison_stack_memory,weak
__asan_unregister_globals:
ud2
.endfn __asan_unregister_globals,weak
__asan_version_mismatch_check_v8:
ud2
.endfn __asan_version_mismatch_check_v8,weak

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/*-*- mode:unix-assembly; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│
vi: set et ft=asm ts=8 tw=8 fenc=utf-8 :vi
Copyright 2020 Justine Alexandra Roberts Tunney
This program is free software; you can redistribute it and/or modify │
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License. │
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of │
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software │
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "libc/macros.h"
.source __FILE__
__asan_addr_is_in_fake_stack:
__asan_alloca_poison:
__asan_allocas_unpoison:
__asan_get_current_fake_stack:
__asan_handle_no_return:
__asan_init:
__asan_loadN:
__asan_register_globals:
__asan_report_load_n:
__asan_report_store_n:
__asan_stack_free:
__asan_stack_malloc:
__asan_storeN:
__asan_unregister_globals:
__asan_version_mismatch_check_v8:
xor %eax,%eax
ret
.endfn __asan_addr_is_in_fake_stack,globl,weak
.endfn __asan_alloca_poison,globl,weak
.endfn __asan_allocas_unpoison,globl,weak
.endfn __asan_get_current_fake_stack,globl,weak
.endfn __asan_handle_no_return,globl,weak
.endfn __asan_init,globl,weak
.endfn __asan_loadN,globl,weak
.endfn __asan_register_globals,globl,weak
.endfn __asan_report_load_n,globl,weak
.endfn __asan_report_store_n,globl,weak
.endfn __asan_stack_free,globl,weak
.endfn __asan_stack_malloc,globl,weak
.endfn __asan_storeN,globl,weak
.endfn __asan_unregister_globals,globl,weak
.endfn __asan_version_mismatch_check_v8,globl,weak

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@ -1,260 +0,0 @@
/*-*- mode:unix-assembly; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│
vi: set et ft=asm ts=8 tw=8 fenc=utf-8 :vi
Copyright 2020 Justine Alexandra Roberts Tunney
This program is free software; you can redistribute it and/or modify │
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License. │
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of │
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software │
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "libc/macros.h"
.privileged
.source __FILE__
__asan_load1:
push $1
jmp OnLoad
.endfn __asan_load1,globl
__asan_load2:
push $2
jmp OnLoad
.endfn __asan_load2,globl
__asan_load4:
push $4
jmp OnLoad
.endfn __asan_load4,globl
__asan_load8:
push $8
jmp OnLoad
.endfn __asan_load8,globl
__asan_load16:
push $16
jmp OnLoad
.endfn __asan_load16,globl
__asan_load32:
push $32
/ fallthrough
.endfn __asan_load32,globl
OnLoad: pop %rsi
.globl __asan_loadN
.weak __asan_loadN
ezlea __asan_loadN,ax
jmp OnAsan
.endfn OnStore
__asan_store1:
push $1
jmp OnStore
.endfn __asan_store1,globl
__asan_store2:
push $2
jmp OnStore
.endfn __asan_store2,globl
__asan_store4:
push $4
jmp OnStore
.endfn __asan_store4,globl
__asan_store8:
push $8
jmp OnStore
.endfn __asan_store8,globl
__asan_store16:
push $16
jmp OnStore
.endfn __asan_store16,globl
__asan_store32:
push $32
/ fallthrough
.endfn __asan_store32,globl
OnStore:pop %rsi
.globl __asan_storeN
.weak __asan_storeN
ezlea __asan_storeN,ax
jmp OnAsan
.endfn OnStore
__asan_report_load1:
push $1
jmp OnReportLoad
.endfn __asan_report_load1,globl
__asan_report_load2:
push $2
jmp OnReportLoad
.endfn __asan_report_load2,globl
__asan_report_load4:
push $4
jmp OnReportLoad
.endfn __asan_report_load4,globl
__asan_report_load8:
push $8
jmp OnReportLoad
.endfn __asan_report_load8,globl
__asan_report_load16:
push $16
/ fallthrough
.endfn __asan_report_load16,globl
OnReportLoad:
pop %rsi
.globl __asan_report_load_n
.weak __asan_report_load_n
ezlea __asan_report_load_n,ax
jmp OnAsan
.endfn OnReportLoad
__asan_report_store1:
push $1
jmp ReportStore
.endfn __asan_report_store1,globl
__asan_report_store2:
push $2
jmp ReportStore
.endfn __asan_report_store2,globl
__asan_report_store4:
push $4
jmp ReportStore
.endfn __asan_report_store4,globl
__asan_report_store8:
push $8
jmp ReportStore
.endfn __asan_report_store8,globl
__asan_report_store16:
push $16
jmp ReportStore
.endfn __asan_report_store16,globl
__asan_report_store32:
push $32
/ fallthrough
.endfn __asan_report_store32,globl
ReportStore:
pop %rsi
.globl __asan_report_store_n
.weak __asan_report_store_n
ezlea __asan_report_store_n,ax
/ fallthrough
.endfn ReportStore
OnAsan: test %rax,%rax
jz 1f
jmp *%rax
1: ret
.endfn OnAsan
__asan_stack_free_0:
push $0
/ fallthrough
.endfn __asan_stack_free_0,globl
OnStackFree:
pop %rdx
.globl __asan_stack_free
.weak __asan_stack_free
ezlea __asan_stack_free,ax
jmp OnAsan
.endfn OnStackFree
__asan_stack_free_1:
push $1
jmp OnStackFree
.endfn __asan_stack_free_1,globl
__asan_stack_free_2:
push $2
jmp OnStackFree
.endfn __asan_stack_free_2,globl
__asan_stack_free_3:
push $3
jmp OnStackFree
.endfn __asan_stack_free_3,globl
__asan_stack_free_4:
push $4
jmp OnStackFree
.endfn __asan_stack_free_4,globl
__asan_stack_free_5:
push $5
jmp OnStackFree
.endfn __asan_stack_free_5,globl
__asan_stack_free_6:
push $6
jmp OnStackFree
.endfn __asan_stack_free_6,globl
__asan_stack_free_7:
push $7
jmp OnStackFree
.endfn __asan_stack_free_7,globl
__asan_stack_free_8:
push $8
jmp OnStackFree
.endfn __asan_stack_free_8,globl
__asan_stack_free_9:
push $9
jmp OnStackFree
.endfn __asan_stack_free_9,globl
__asan_stack_free_10:
push $10
jmp OnStackFree
.endfn __asan_stack_free_10,globl
__asan_stack_malloc_0:
push $0
/ fallthrough
.endfn __asan_stack_malloc_0,globl
OnStackMalloc:
pop %rsi
.globl __asan_stack_malloc
.weak __asan_stack_malloc
ezlea __asan_stack_malloc,ax
jmp OnAsan
.endfn OnStackMalloc
__asan_stack_malloc_1:
push $1
jmp OnStackMalloc
.endfn __asan_stack_malloc_1,globl
__asan_stack_malloc_2:
push $2
jmp OnStackMalloc
.endfn __asan_stack_malloc_2,globl
__asan_stack_malloc_3:
push $3
jmp OnStackMalloc
.endfn __asan_stack_malloc_3,globl
__asan_stack_malloc_4:
push $4
jmp OnStackMalloc
.endfn __asan_stack_malloc_4,globl
__asan_stack_malloc_5:
push $5
jmp OnStackMalloc
.endfn __asan_stack_malloc_5,globl
__asan_stack_malloc_6:
push $6
jmp OnStackMalloc
.endfn __asan_stack_malloc_6,globl
__asan_stack_malloc_7:
push $7
jmp OnStackMalloc
.endfn __asan_stack_malloc_7,globl
__asan_stack_malloc_8:
push $8
jmp OnStackMalloc
.endfn __asan_stack_malloc_8,globl
__asan_stack_malloc_9:
push $9
jmp OnStackMalloc
.endfn __asan_stack_malloc_9,globl
__asan_stack_malloc_10:
push $10
jmp OnStackMalloc
.endfn __asan_stack_malloc_10,globl
.rodata.cst4
__asan_option_detect_stack_use_after_return:
.long 1
.endobj __asan_option_detect_stack_use_after_return,globl
.previous