| 1 | //===-- report_test.cpp -----------------------------------------*- C++ -*-===// |
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #include "tests/scudo_unit_test.h" |
| 10 | |
| 11 | #include "chunk.h" |
| 12 | #include "report.h" |
| 13 | |
| 14 | TEST(ScudoReportDeathTest, Check) { |
| 15 | CHECK_LT(-1, 1); |
| 16 | EXPECT_DEATH(CHECK_GT(-1, 1), |
| 17 | "\\(-1\\) > \\(1\\) \\(\\(u64\\)op1=18446744073709551615, " |
| 18 | "\\(u64\\)op2=1" ); |
| 19 | } |
| 20 | |
| 21 | TEST(ScudoReportDeathTest, Generic) { |
| 22 | // Potentially unused if EXPECT_DEATH isn't defined. |
| 23 | UNUSED void *P = reinterpret_cast<void *>(0x42424242U); |
| 24 | UNUSED scudo::Chunk::PackedHeader = {}; |
| 25 | EXPECT_DEATH(scudo::reportError("TEST123" ), "Scudo ERROR.*TEST123" ); |
| 26 | EXPECT_DEATH(scudo::reportInvalidFlag("ABC" , "DEF" ), "Scudo ERROR.*ABC.*DEF" ); |
| 27 | EXPECT_DEATH(scudo::reportHeaderCorruption(&Header, P), |
| 28 | "Scudo ERROR.*42424242" ); |
| 29 | EXPECT_DEATH(scudo::reportSanityCheckError("XYZ" ), "Scudo ERROR.*XYZ" ); |
| 30 | EXPECT_DEATH(scudo::reportAlignmentTooBig(123, 456), "Scudo ERROR.*123.*456" ); |
| 31 | EXPECT_DEATH(scudo::reportAllocationSizeTooBig(123, 456, 789), |
| 32 | "Scudo ERROR.*123.*456.*789" ); |
| 33 | EXPECT_DEATH(scudo::reportOutOfMemory(4242), "Scudo ERROR.*4242" ); |
| 34 | EXPECT_DEATH( |
| 35 | scudo::reportInvalidChunkState(scudo::AllocatorAction::Recycling, P), |
| 36 | "Scudo ERROR.*recycling.*42424242" ); |
| 37 | EXPECT_DEATH( |
| 38 | scudo::reportInvalidChunkState(scudo::AllocatorAction::Sizing, P), |
| 39 | "Scudo ERROR.*sizing.*42424242" ); |
| 40 | EXPECT_DEATH( |
| 41 | scudo::reportMisalignedPointer(scudo::AllocatorAction::Deallocating, P), |
| 42 | "Scudo ERROR.*deallocating.*42424242" ); |
| 43 | EXPECT_DEATH(scudo::reportDeallocTypeMismatch( |
| 44 | scudo::AllocatorAction::Reallocating, P, 0, 1), |
| 45 | "Scudo ERROR.*reallocating.*42424242" ); |
| 46 | EXPECT_DEATH(scudo::reportDeleteSizeMismatch(P, 123, 456), |
| 47 | "Scudo ERROR.*42424242.*123.*456" ); |
| 48 | } |
| 49 | |
| 50 | TEST(ScudoReportDeathTest, CSpecific) { |
| 51 | EXPECT_DEATH(scudo::reportAlignmentNotPowerOfTwo(123), "Scudo ERROR.*123" ); |
| 52 | EXPECT_DEATH(scudo::reportCallocOverflow(123, 456), "Scudo ERROR.*123.*456" ); |
| 53 | EXPECT_DEATH(scudo::reportInvalidPosixMemalignAlignment(789), |
| 54 | "Scudo ERROR.*789" ); |
| 55 | EXPECT_DEATH(scudo::reportPvallocOverflow(123), "Scudo ERROR.*123" ); |
| 56 | EXPECT_DEATH(scudo::reportInvalidAlignedAllocAlignment(123, 456), |
| 57 | "Scudo ERROR.*123.*456" ); |
| 58 | } |
| 59 | |
| 60 | TEST(ScudoReportDeathTest, HeaderCorruption) { |
| 61 | UNUSED void *P = reinterpret_cast<void *>(0x42424242U); |
| 62 | UNUSED scudo::Chunk::PackedHeader = {}; |
| 63 | EXPECT_DEATH(scudo::reportHeaderCorruption(&Header, P), |
| 64 | "Scudo ERROR.*corrupted chunk header at address 0x.*42424242: " |
| 65 | "chunk header is zero and might indicate memory " |
| 66 | "corruption or a double free" ); |
| 67 | Header = 10U; |
| 68 | EXPECT_DEATH(scudo::reportHeaderCorruption(&Header, P), |
| 69 | "Scudo ERROR.*corrupted chunk header at address 0x.*42424242: " |
| 70 | "most likely due to memory corruption" ); |
| 71 | } |
| 72 | |
| 73 | #if SCUDO_LINUX || SCUDO_TRUSTY || SCUDO_ANDROID |
| 74 | #include "report_linux.h" |
| 75 | |
| 76 | #include <errno.h> |
| 77 | #include <sys/mman.h> |
| 78 | |
| 79 | TEST(ScudoReportDeathTest, Linux) { |
| 80 | errno = ENOMEM; |
| 81 | EXPECT_DEATH(scudo::reportMapError(), |
| 82 | "Scudo ERROR:.*internal map failure \\(error desc=.*\\)" ); |
| 83 | errno = ENOMEM; |
| 84 | EXPECT_DEATH(scudo::reportMapError(1024U), |
| 85 | "Scudo ERROR:.*internal map failure \\(error desc=.*\\) " |
| 86 | "requesting 1KB" ); |
| 87 | errno = ENOMEM; |
| 88 | EXPECT_DEATH(scudo::reportUnmapError(0x1000U, 100U), |
| 89 | "Scudo ERROR:.*internal unmap failure \\(error desc=.*\\) Addr " |
| 90 | "0x1000 Size 100" ); |
| 91 | errno = ENOMEM; |
| 92 | EXPECT_DEATH(scudo::reportProtectError(0x1000U, 100U, PROT_READ), |
| 93 | "Scudo ERROR:.*internal protect failure \\(error desc=.*\\) " |
| 94 | "Addr 0x1000 Size 100 Prot 1" ); |
| 95 | } |
| 96 | #endif |
| 97 | |