1//===-- asan_errors.cc ------------------------------------------*- C++ -*-===//
2//
3// This file is distributed under the University of Illinois Open Source
4// License. See LICENSE.TXT for details.
5//
6//===----------------------------------------------------------------------===//
7//
8// This file is a part of AddressSanitizer, an address sanity checker.
9//
10// ASan implementation for error structures.
11//===----------------------------------------------------------------------===//
12
13#include "asan_errors.h"
14#include "asan_descriptions.h"
15#include "asan_mapping.h"
16#include "asan_report.h"
17#include "asan_stack.h"
18#include "sanitizer_common/sanitizer_stackdepot.h"
19
20namespace __asan {
21
22static void OnStackUnwind(const SignalContext &sig,
23                          const void *callback_context,
24                          BufferedStackTrace *stack) {
25  bool fast = common_flags()->fast_unwind_on_fatal;
26#if SANITIZER_FREEBSD || SANITIZER_NETBSD
27  // On FreeBSD the slow unwinding that leverages _Unwind_Backtrace()
28  // yields the call stack of the signal's handler and not of the code
29  // that raised the signal (as it does on Linux).
30  fast = true;
31#endif
32  // Tests and maybe some users expect that scariness is going to be printed
33  // just before the stack. As only asan has scariness score we have no
34  // corresponding code in the sanitizer_common and we use this callback to
35  // print it.
36  static_cast<const ScarinessScoreBase *>(callback_context)->Print();
37  GetStackTrace(stack, kStackTraceMax, sig.pc, sig.bp, sig.context, fast);
38}
39
40void ErrorDeadlySignal::Print() {
41  ReportDeadlySignal(signal, tid, &OnStackUnwind, &scariness);
42}
43
44void ErrorDoubleFree::Print() {
45  Decorator d;
46  Printf("%s", d.Error());
47  Report(
48      "ERROR: AddressSanitizer: attempting %s on %p in thread %s:\n",
49      scariness.GetDescription(), addr_description.addr,
50      AsanThreadIdAndName(tid).c_str());
51  Printf("%s", d.Default());
52  scariness.Print();
53  GET_STACK_TRACE_FATAL(second_free_stack->trace[0],
54                        second_free_stack->top_frame_bp);
55  stack.Print();
56  addr_description.Print();
57  ReportErrorSummary(scariness.GetDescription(), &stack);
58}
59
60void ErrorNewDeleteTypeMismatch::Print() {
61  Decorator d;
62  Printf("%s", d.Error());
63  Report(
64      "ERROR: AddressSanitizer: %s on %p in thread %s:\n",
65      scariness.GetDescription(), addr_description.addr,
66      AsanThreadIdAndName(tid).c_str());
67  Printf("%s  object passed to delete has wrong type:\n", d.Default());
68  if (delete_size != 0) {
69    Printf(
70        "  size of the allocated type:   %zd bytes;\n"
71        "  size of the deallocated type: %zd bytes.\n",
72        addr_description.chunk_access.chunk_size, delete_size);
73  }
74  const uptr user_alignment =
75      addr_description.chunk_access.user_requested_alignment;
76  if (delete_alignment != user_alignment) {
77    char user_alignment_str[32];
78    char delete_alignment_str[32];
79    internal_snprintf(user_alignment_str, sizeof(user_alignment_str),
80                      "%zd bytes", user_alignment);
81    internal_snprintf(delete_alignment_str, sizeof(delete_alignment_str),
82                      "%zd bytes", delete_alignment);
83    static const char *kDefaultAlignment = "default-aligned";
84    Printf(
85        "  alignment of the allocated type:   %s;\n"
86        "  alignment of the deallocated type: %s.\n",
87        user_alignment > 0 ? user_alignment_str : kDefaultAlignment,
88        delete_alignment > 0 ? delete_alignment_str : kDefaultAlignment);
89  }
90  CHECK_GT(free_stack->size, 0);
91  scariness.Print();
92  GET_STACK_TRACE_FATAL(free_stack->trace[0], free_stack->top_frame_bp);
93  stack.Print();
94  addr_description.Print();
95  ReportErrorSummary(scariness.GetDescription(), &stack);
96  Report(
97      "HINT: if you don't care about these errors you may set "
98      "ASAN_OPTIONS=new_delete_type_mismatch=0\n");
99}
100
101void ErrorFreeNotMalloced::Print() {
102  Decorator d;
103  Printf("%s", d.Error());
104  Report(
105      "ERROR: AddressSanitizer: attempting free on address "
106      "which was not malloc()-ed: %p in thread %s\n",
107      addr_description.Address(), AsanThreadIdAndName(tid).c_str());
108  Printf("%s", d.Default());
109  CHECK_GT(free_stack->size, 0);
110  scariness.Print();
111  GET_STACK_TRACE_FATAL(free_stack->trace[0], free_stack->top_frame_bp);
112  stack.Print();
113  addr_description.Print();
114  ReportErrorSummary(scariness.GetDescription(), &stack);
115}
116
117void ErrorAllocTypeMismatch::Print() {
118  static const char *alloc_names[] = {"INVALID", "malloc", "operator new",
119                                      "operator new []"};
120  static const char *dealloc_names[] = {"INVALID", "free", "operator delete",
121                                        "operator delete []"};
122  CHECK_NE(alloc_type, dealloc_type);
123  Decorator d;
124  Printf("%s", d.Error());
125  Report("ERROR: AddressSanitizer: %s (%s vs %s) on %p\n",
126         scariness.GetDescription(), alloc_names[alloc_type],
127         dealloc_names[dealloc_type], addr_description.Address());
128  Printf("%s", d.Default());
129  CHECK_GT(dealloc_stack->size, 0);
130  scariness.Print();
131  GET_STACK_TRACE_FATAL(dealloc_stack->trace[0], dealloc_stack->top_frame_bp);
132  stack.Print();
133  addr_description.Print();
134  ReportErrorSummary(scariness.GetDescription(), &stack);
135  Report(
136      "HINT: if you don't care about these errors you may set "
137      "ASAN_OPTIONS=alloc_dealloc_mismatch=0\n");
138}
139
140void ErrorMallocUsableSizeNotOwned::Print() {
141  Decorator d;
142  Printf("%s", d.Error());
143  Report(
144      "ERROR: AddressSanitizer: attempting to call malloc_usable_size() for "
145      "pointer which is not owned: %p\n",
146      addr_description.Address());
147  Printf("%s", d.Default());
148  stack->Print();
149  addr_description.Print();
150  ReportErrorSummary(scariness.GetDescription(), stack);
151}
152
153void ErrorSanitizerGetAllocatedSizeNotOwned::Print() {
154  Decorator d;
155  Printf("%s", d.Error());
156  Report(
157      "ERROR: AddressSanitizer: attempting to call "
158      "__sanitizer_get_allocated_size() for pointer which is not owned: %p\n",
159      addr_description.Address());
160  Printf("%s", d.Default());
161  stack->Print();
162  addr_description.Print();
163  ReportErrorSummary(scariness.GetDescription(), stack);
164}
165
166void ErrorCallocOverflow::Print() {
167  Decorator d;
168  Printf("%s", d.Error());
169  Report(
170      "ERROR: AddressSanitizer: calloc parameters overflow: count * size "
171      "(%zd * %zd) cannot be represented in type size_t (thread %s)\n",
172      count, size, AsanThreadIdAndName(tid).c_str());
173  Printf("%s", d.Default());
174  stack->Print();
175  PrintHintAllocatorCannotReturnNull();
176  ReportErrorSummary(scariness.GetDescription(), stack);
177}
178
179void ErrorPvallocOverflow::Print() {
180  Decorator d;
181  Printf("%s", d.Error());
182  Report(
183      "ERROR: AddressSanitizer: pvalloc parameters overflow: size 0x%zx "
184      "rounded up to system page size 0x%zx cannot be represented in type "
185      "size_t (thread %s)\n",
186      size, GetPageSizeCached(), AsanThreadIdAndName(tid).c_str());
187  Printf("%s", d.Default());
188  stack->Print();
189  PrintHintAllocatorCannotReturnNull();
190  ReportErrorSummary(scariness.GetDescription(), stack);
191}
192
193void ErrorInvalidAllocationAlignment::Print() {
194  Decorator d;
195  Printf("%s", d.Error());
196  Report(
197      "ERROR: AddressSanitizer: invalid allocation alignment: %zd, "
198      "alignment must be a power of two (thread %s)\n",
199      alignment, AsanThreadIdAndName(tid).c_str());
200  Printf("%s", d.Default());
201  stack->Print();
202  PrintHintAllocatorCannotReturnNull();
203  ReportErrorSummary(scariness.GetDescription(), stack);
204}
205
206void ErrorInvalidAlignedAllocAlignment::Print() {
207  Decorator d;
208  Printf("%s", d.Error());
209#if SANITIZER_POSIX
210  Report("ERROR: AddressSanitizer: invalid alignment requested in "
211         "aligned_alloc: %zd, alignment must be a power of two and the "
212         "requested size 0x%zx must be a multiple of alignment "
213         "(thread %s)\n", alignment, size, AsanThreadIdAndName(tid).c_str());
214#else
215  Report("ERROR: AddressSanitizer: invalid alignment requested in "
216         "aligned_alloc: %zd, the requested size 0x%zx must be a multiple of "
217         "alignment (thread %s)\n", alignment, size,
218         AsanThreadIdAndName(tid).c_str());
219#endif
220  Printf("%s", d.Default());
221  stack->Print();
222  PrintHintAllocatorCannotReturnNull();
223  ReportErrorSummary(scariness.GetDescription(), stack);
224}
225
226void ErrorInvalidPosixMemalignAlignment::Print() {
227  Decorator d;
228  Printf("%s", d.Error());
229  Report(
230      "ERROR: AddressSanitizer: invalid alignment requested in posix_memalign: "
231      "%zd, alignment must be a power of two and a multiple of sizeof(void*) "
232      "== %zd (thread %s)\n",
233      alignment, sizeof(void*), AsanThreadIdAndName(tid).c_str());  // NOLINT
234  Printf("%s", d.Default());
235  stack->Print();
236  PrintHintAllocatorCannotReturnNull();
237  ReportErrorSummary(scariness.GetDescription(), stack);
238}
239
240void ErrorAllocationSizeTooBig::Print() {
241  Decorator d;
242  Printf("%s", d.Error());
243  Report(
244      "ERROR: AddressSanitizer: requested allocation size 0x%zx (0x%zx after "
245      "adjustments for alignment, red zones etc.) exceeds maximum supported "
246      "size of 0x%zx (thread %s)\n",
247      user_size, total_size, max_size, AsanThreadIdAndName(tid).c_str());
248  Printf("%s", d.Default());
249  stack->Print();
250  PrintHintAllocatorCannotReturnNull();
251  ReportErrorSummary(scariness.GetDescription(), stack);
252}
253
254void ErrorRssLimitExceeded::Print() {
255  Decorator d;
256  Printf("%s", d.Error());
257  Report(
258      "ERROR: AddressSanitizer: specified RSS limit exceeded, currently set to "
259      "soft_rss_limit_mb=%zd\n", common_flags()->soft_rss_limit_mb);
260  Printf("%s", d.Default());
261  stack->Print();
262  PrintHintAllocatorCannotReturnNull();
263  ReportErrorSummary(scariness.GetDescription(), stack);
264}
265
266void ErrorOutOfMemory::Print() {
267  Decorator d;
268  Printf("%s", d.Error());
269  Report(
270      "ERROR: AddressSanitizer: allocator is out of memory trying to allocate "
271      "0x%zx bytes\n", requested_size);
272  Printf("%s", d.Default());
273  stack->Print();
274  PrintHintAllocatorCannotReturnNull();
275  ReportErrorSummary(scariness.GetDescription(), stack);
276}
277
278void ErrorStringFunctionMemoryRangesOverlap::Print() {
279  Decorator d;
280  char bug_type[100];
281  internal_snprintf(bug_type, sizeof(bug_type), "%s-param-overlap", function);
282  Printf("%s", d.Error());
283  Report(
284      "ERROR: AddressSanitizer: %s: memory ranges [%p,%p) and [%p, %p) "
285      "overlap\n",
286      bug_type, addr1_description.Address(),
287      addr1_description.Address() + length1, addr2_description.Address(),
288      addr2_description.Address() + length2);
289  Printf("%s", d.Default());
290  scariness.Print();
291  stack->Print();
292  addr1_description.Print();
293  addr2_description.Print();
294  ReportErrorSummary(bug_type, stack);
295}
296
297void ErrorStringFunctionSizeOverflow::Print() {
298  Decorator d;
299  Printf("%s", d.Error());
300  Report("ERROR: AddressSanitizer: %s: (size=%zd)\n",
301         scariness.GetDescription(), size);
302  Printf("%s", d.Default());
303  scariness.Print();
304  stack->Print();
305  addr_description.Print();
306  ReportErrorSummary(scariness.GetDescription(), stack);
307}
308
309void ErrorBadParamsToAnnotateContiguousContainer::Print() {
310  Report(
311      "ERROR: AddressSanitizer: bad parameters to "
312      "__sanitizer_annotate_contiguous_container:\n"
313      "      beg     : %p\n"
314      "      end     : %p\n"
315      "      old_mid : %p\n"
316      "      new_mid : %p\n",
317      beg, end, old_mid, new_mid);
318  uptr granularity = SHADOW_GRANULARITY;
319  if (!IsAligned(beg, granularity))
320    Report("ERROR: beg is not aligned by %d\n", granularity);
321  stack->Print();
322  ReportErrorSummary(scariness.GetDescription(), stack);
323}
324
325void ErrorODRViolation::Print() {
326  Decorator d;
327  Printf("%s", d.Error());
328  Report("ERROR: AddressSanitizer: %s (%p):\n", scariness.GetDescription(),
329         global1.beg);
330  Printf("%s", d.Default());
331  InternalScopedString g1_loc(256), g2_loc(256);
332  PrintGlobalLocation(&g1_loc, global1);
333  PrintGlobalLocation(&g2_loc, global2);
334  Printf("  [1] size=%zd '%s' %s\n", global1.size,
335         MaybeDemangleGlobalName(global1.name), g1_loc.data());
336  Printf("  [2] size=%zd '%s' %s\n", global2.size,
337         MaybeDemangleGlobalName(global2.name), g2_loc.data());
338  if (stack_id1 && stack_id2) {
339    Printf("These globals were registered at these points:\n");
340    Printf("  [1]:\n");
341    StackDepotGet(stack_id1).Print();
342    Printf("  [2]:\n");
343    StackDepotGet(stack_id2).Print();
344  }
345  Report(
346      "HINT: if you don't care about these errors you may set "
347      "ASAN_OPTIONS=detect_odr_violation=0\n");
348  InternalScopedString error_msg(256);
349  error_msg.append("%s: global '%s' at %s", scariness.GetDescription(),
350                   MaybeDemangleGlobalName(global1.name), g1_loc.data());
351  ReportErrorSummary(error_msg.data());
352}
353
354void ErrorInvalidPointerPair::Print() {
355  Decorator d;
356  Printf("%s", d.Error());
357  Report("ERROR: AddressSanitizer: %s: %p %p\n", scariness.GetDescription(),
358         addr1_description.Address(), addr2_description.Address());
359  Printf("%s", d.Default());
360  GET_STACK_TRACE_FATAL(pc, bp);
361  stack.Print();
362  addr1_description.Print();
363  addr2_description.Print();
364  ReportErrorSummary(scariness.GetDescription(), &stack);
365}
366
367static bool AdjacentShadowValuesAreFullyPoisoned(u8 *s) {
368  return s[-1] > 127 && s[1] > 127;
369}
370
371ErrorGeneric::ErrorGeneric(u32 tid, uptr pc_, uptr bp_, uptr sp_, uptr addr,
372                           bool is_write_, uptr access_size_)
373    : ErrorBase(tid),
374      addr_description(addr, access_size_, /*shouldLockThreadRegistry=*/false),
375      pc(pc_),
376      bp(bp_),
377      sp(sp_),
378      access_size(access_size_),
379      is_write(is_write_),
380      shadow_val(0) {
381  scariness.Clear();
382  if (access_size) {
383    if (access_size <= 9) {
384      char desr[] = "?-byte";
385      desr[0] = '0' + access_size;
386      scariness.Scare(access_size + access_size / 2, desr);
387    } else if (access_size >= 10) {
388      scariness.Scare(15, "multi-byte");
389    }
390    is_write ? scariness.Scare(20, "write") : scariness.Scare(1, "read");
391
392    // Determine the error type.
393    bug_descr = "unknown-crash";
394    if (AddrIsInMem(addr)) {
395      u8 *shadow_addr = (u8 *)MemToShadow(addr);
396      // If we are accessing 16 bytes, look at the second shadow byte.
397      if (*shadow_addr == 0 && access_size > SHADOW_GRANULARITY) shadow_addr++;
398      // If we are in the partial right redzone, look at the next shadow byte.
399      if (*shadow_addr > 0 && *shadow_addr < 128) shadow_addr++;
400      bool far_from_bounds = false;
401      shadow_val = *shadow_addr;
402      int bug_type_score = 0;
403      // For use-after-frees reads are almost as bad as writes.
404      int read_after_free_bonus = 0;
405      switch (shadow_val) {
406        case kAsanHeapLeftRedzoneMagic:
407        case kAsanArrayCookieMagic:
408          bug_descr = "heap-buffer-overflow";
409          bug_type_score = 10;
410          far_from_bounds = AdjacentShadowValuesAreFullyPoisoned(shadow_addr);
411          break;
412        case kAsanHeapFreeMagic:
413          bug_descr = "heap-use-after-free";
414          bug_type_score = 20;
415          if (!is_write) read_after_free_bonus = 18;
416          break;
417        case kAsanStackLeftRedzoneMagic:
418          bug_descr = "stack-buffer-underflow";
419          bug_type_score = 25;
420          far_from_bounds = AdjacentShadowValuesAreFullyPoisoned(shadow_addr);
421          break;
422        case kAsanInitializationOrderMagic:
423          bug_descr = "initialization-order-fiasco";
424          bug_type_score = 1;
425          break;
426        case kAsanStackMidRedzoneMagic:
427        case kAsanStackRightRedzoneMagic:
428          bug_descr = "stack-buffer-overflow";
429          bug_type_score = 25;
430          far_from_bounds = AdjacentShadowValuesAreFullyPoisoned(shadow_addr);
431          break;
432        case kAsanStackAfterReturnMagic:
433          bug_descr = "stack-use-after-return";
434          bug_type_score = 30;
435          if (!is_write) read_after_free_bonus = 18;
436          break;
437        case kAsanUserPoisonedMemoryMagic:
438          bug_descr = "use-after-poison";
439          bug_type_score = 20;
440          break;
441        case kAsanContiguousContainerOOBMagic:
442          bug_descr = "container-overflow";
443          bug_type_score = 10;
444          break;
445        case kAsanStackUseAfterScopeMagic:
446          bug_descr = "stack-use-after-scope";
447          bug_type_score = 10;
448          break;
449        case kAsanGlobalRedzoneMagic:
450          bug_descr = "global-buffer-overflow";
451          bug_type_score = 10;
452          far_from_bounds = AdjacentShadowValuesAreFullyPoisoned(shadow_addr);
453          break;
454        case kAsanIntraObjectRedzone:
455          bug_descr = "intra-object-overflow";
456          bug_type_score = 10;
457          break;
458        case kAsanAllocaLeftMagic:
459        case kAsanAllocaRightMagic:
460          bug_descr = "dynamic-stack-buffer-overflow";
461          bug_type_score = 25;
462          far_from_bounds = AdjacentShadowValuesAreFullyPoisoned(shadow_addr);
463          break;
464      }
465      scariness.Scare(bug_type_score + read_after_free_bonus, bug_descr);
466      if (far_from_bounds) scariness.Scare(10, "far-from-bounds");
467    }
468  }
469}
470
471static void PrintContainerOverflowHint() {
472  Printf("HINT: if you don't care about these errors you may set "
473         "ASAN_OPTIONS=detect_container_overflow=0.\n"
474         "If you suspect a false positive see also: "
475         "https://github.com/google/sanitizers/wiki/"
476         "AddressSanitizerContainerOverflow.\n");
477}
478
479static void PrintShadowByte(InternalScopedString *str, const char *before,
480    u8 byte, const char *after = "\n") {
481  PrintMemoryByte(str, before, byte, /*in_shadow*/true, after);
482}
483
484static void PrintLegend(InternalScopedString *str) {
485  str->append(
486      "Shadow byte legend (one shadow byte represents %d "
487      "application bytes):\n",
488      (int)SHADOW_GRANULARITY);
489  PrintShadowByte(str, "  Addressable:           ", 0);
490  str->append("  Partially addressable: ");
491  for (u8 i = 1; i < SHADOW_GRANULARITY; i++) PrintShadowByte(str, "", i, " ");
492  str->append("\n");
493  PrintShadowByte(str, "  Heap left redzone:       ",
494                  kAsanHeapLeftRedzoneMagic);
495  PrintShadowByte(str, "  Freed heap region:       ", kAsanHeapFreeMagic);
496  PrintShadowByte(str, "  Stack left redzone:      ",
497                  kAsanStackLeftRedzoneMagic);
498  PrintShadowByte(str, "  Stack mid redzone:       ",
499                  kAsanStackMidRedzoneMagic);
500  PrintShadowByte(str, "  Stack right redzone:     ",
501                  kAsanStackRightRedzoneMagic);
502  PrintShadowByte(str, "  Stack after return:      ",
503                  kAsanStackAfterReturnMagic);
504  PrintShadowByte(str, "  Stack use after scope:   ",
505                  kAsanStackUseAfterScopeMagic);
506  PrintShadowByte(str, "  Global redzone:          ", kAsanGlobalRedzoneMagic);
507  PrintShadowByte(str, "  Global init order:       ",
508                  kAsanInitializationOrderMagic);
509  PrintShadowByte(str, "  Poisoned by user:        ",
510                  kAsanUserPoisonedMemoryMagic);
511  PrintShadowByte(str, "  Container overflow:      ",
512                  kAsanContiguousContainerOOBMagic);
513  PrintShadowByte(str, "  Array cookie:            ",
514                  kAsanArrayCookieMagic);
515  PrintShadowByte(str, "  Intra object redzone:    ",
516                  kAsanIntraObjectRedzone);
517  PrintShadowByte(str, "  ASan internal:           ", kAsanInternalHeapMagic);
518  PrintShadowByte(str, "  Left alloca redzone:     ", kAsanAllocaLeftMagic);
519  PrintShadowByte(str, "  Right alloca redzone:    ", kAsanAllocaRightMagic);
520  PrintShadowByte(str, "  Shadow gap:              ", kAsanShadowGap);
521}
522
523static void PrintShadowBytes(InternalScopedString *str, const char *before,
524                             u8 *bytes, u8 *guilty, uptr n) {
525  Decorator d;
526  if (before) str->append("%s%p:", before, bytes);
527  for (uptr i = 0; i < n; i++) {
528    u8 *p = bytes + i;
529    const char *before =
530        p == guilty ? "[" : (p - 1 == guilty && i != 0) ? "" : " ";
531    const char *after = p == guilty ? "]" : "";
532    PrintShadowByte(str, before, *p, after);
533  }
534  str->append("\n");
535}
536
537static void PrintShadowMemoryForAddress(uptr addr) {
538  if (!AddrIsInMem(addr)) return;
539  uptr shadow_addr = MemToShadow(addr);
540  const uptr n_bytes_per_row = 16;
541  uptr aligned_shadow = shadow_addr & ~(n_bytes_per_row - 1);
542  InternalScopedString str(4096 * 8);
543  str.append("Shadow bytes around the buggy address:\n");
544  for (int i = -5; i <= 5; i++) {
545    uptr row_shadow_addr = aligned_shadow + i * n_bytes_per_row;
546    // Skip rows that would be outside the shadow range. This can happen when
547    // the user address is near the bottom, top, or shadow gap of the address
548    // space.
549    if (!AddrIsInShadow(row_shadow_addr)) continue;
550    const char *prefix = (i == 0) ? "=>" : "  ";
551    PrintShadowBytes(&str, prefix, (u8 *)row_shadow_addr, (u8 *)shadow_addr,
552                     n_bytes_per_row);
553  }
554  if (flags()->print_legend) PrintLegend(&str);
555  Printf("%s", str.data());
556}
557
558void ErrorGeneric::Print() {
559  Decorator d;
560  Printf("%s", d.Error());
561  uptr addr = addr_description.Address();
562  Report("ERROR: AddressSanitizer: %s on address %p at pc %p bp %p sp %p\n",
563         bug_descr, (void *)addr, pc, bp, sp);
564  Printf("%s", d.Default());
565
566  Printf("%s%s of size %zu at %p thread %s%s\n", d.Access(),
567         access_size ? (is_write ? "WRITE" : "READ") : "ACCESS", access_size,
568         (void *)addr, AsanThreadIdAndName(tid).c_str(), d.Default());
569
570  scariness.Print();
571  GET_STACK_TRACE_FATAL(pc, bp);
572  stack.Print();
573
574  // Pass bug_descr because we have a special case for
575  // initialization-order-fiasco
576  addr_description.Print(bug_descr);
577  if (shadow_val == kAsanContiguousContainerOOBMagic)
578    PrintContainerOverflowHint();
579  ReportErrorSummary(bug_descr, &stack);
580  PrintShadowMemoryForAddress(addr);
581}
582
583}  // namespace __asan
584