Note: Google Test filter = StorageMonitorLinuxTest.EjectDeviceDesyncEndIteratorDeref
[==========] Running 1 test from 1 test suite.
[----------] Global test environment set-up.
[----------] 1 test from StorageMonitorLinuxTest
[ RUN      ] StorageMonitorLinuxTest.EjectDeviceDesyncEndIteratorDeref
=================================================================
==5808==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x7c811d3e3070 at pc 0x556a94a4c0f4 bp 0x7ffe525e12b0 sp 0x7ffe525e12a8
READ of size 8 at 0x7c811d3e3070 thread T0
umount: /tmp/org.chromium.Chromium.scoped_dir.n6CsWX/mnt_a: not mounted.
    #0 0x556a94a4c0f3 in storage_monitor::StorageMonitorLinux::HandleDeviceMountedMultipleTimes(base::FilePath const&, base::FilePath const&) components/storage_monitor/storage_info.h:18:41
    #1 0x556a94a4ac9e in storage_monitor::StorageMonitorLinux::UpdateMtab(std::__Cr::map<base::FilePath, base::FilePath, std::__Cr::less<base::FilePath>, std::__Cr::allocator<std::__Cr::pair<base::FilePath const, base::FilePath>>> const&) components/storage_monitor/storage_monitor_linux.cc:383:9
    #2 0x556a8645a123 in storage_monitor::(anonymous namespace)::TestStorageMonitorLinux::UpdateMtab(std::__Cr::map<base::FilePath, base::FilePath, std::__Cr::less<base::FilePath>, std::__Cr::allocator<std::__Cr::pair<base::FilePath const, base::FilePath>>> const&) components/storage_monitor/storage_monitor_linux_unittest.cc:134:26
    #3 0x556a94a4e986 in base::internal::Invoker<base::internal::FunctorTraits<void (storage_monitor::StorageMonitorLinux::* const&)(std::__Cr::map<base::FilePath, base::FilePath, std::__Cr::less<base::FilePath>, std::__Cr::allocator<std::__Cr::pair<base::FilePath const, base::FilePath>>> const&), base::WeakPtr<storage_monitor::StorageMonitorLinux> const&>, base::internal::BindState<true, true, false, void (storage_monitor::StorageMonitorLinux::*)(std::__Cr::map<base::FilePath, base::FilePath, std::__Cr::less<base::FilePath>, std::__Cr::allocator<std::__Cr::pair<base::FilePath const, base::FilePath>>> const&), base::WeakPtr<storage_monitor::StorageMonitorLinux>>, void (std::__Cr::map<base::FilePath, base::FilePath, std::__Cr::less<base::FilePath>, std::__Cr::allocator<std::__Cr::pair<base::FilePath const, base::FilePath>>> const&)>::Run(base::internal::BindStateBase*, std::__Cr::map<base::FilePath, base::FilePath, std::__Cr::less<base::FilePath>, std::__Cr::allocator<std::__Cr::pair<base::FilePath const, base::FilePath>>> const&) base/functional/bind_internal.h:740:12
    #4 0x556a94a4dca6 in base::internal::Invoker<base::internal::FunctorTraits<base::RepeatingCallback<void (std::__Cr::map<base::FilePath, base::FilePath, std::__Cr::less<base::FilePath>, std::__Cr::allocator<std::__Cr::pair<base::FilePath const, base::FilePath>>> const&)>&&, std::__Cr::map<base::FilePath, base::FilePath, std::__Cr::less<base::FilePath>, std::__Cr::allocator<std::__Cr::pair<base::FilePath const, base::FilePath>>>&&>, base::internal::BindState<false, true, true, base::RepeatingCallback<void (std::__Cr::map<base::FilePath, base::FilePath, std::__Cr::less<base::FilePath>, std::__Cr::allocator<std::__Cr::pair<base::FilePath const, base::FilePath>>> const&)>, std::__Cr::map<base::FilePath, base::FilePath, std::__Cr::less<base::FilePath>, std::__Cr::allocator<std::__Cr::pair<base::FilePath const, base::FilePath>>>>, void ()>::RunOnce(base::internal::BindStateBase*) base/functional/callback.h:363:12
    #5 0x556a94b976d6 in base::TaskAnnotator::RunTaskImpl(base::PendingTask&) base/functional/callback.h:155:12
    #6 0x556a94c0d679 in base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::DoWorkImpl(base::LazyNow*) base/task/common/task_annotator.h:112:5
    #7 0x556a94c0c4ea in base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::DoWork() base/task/sequence_manager/thread_controller_with_message_pump_impl.cc:340:40
    #8 0x556a94ab8627 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) base/message_loop/message_pump_default.cc:42:55
    #9 0x556a94c0ed87 in base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool, base::TimeDelta) base/task/sequence_manager/thread_controller_with_message_pump_impl.cc:644:12
    #10 0x556a94b31cc0 in base::RunLoop::Run(base::Location const&) base/run_loop.cc:135:14
    #11 0x556a8645c24d in storage_monitor::(anonymous namespace)::StorageMonitorLinuxTest::WaitForMtabUpdate() components/storage_monitor/storage_monitor_linux_unittest.cc:259:14
    #12 0x556a8647b75d in storage_monitor::(anonymous namespace)::StorageMonitorLinuxTest_EjectDeviceDesyncEndIteratorDeref_Test::TestBody() components/storage_monitor/storage_monitor_linux_unittest.cc:206:5
    #13 0x556a948d94cb in testing::Test::Run() third_party/googletest/src/googletest/src/gtest.cc
    #14 0x556a948db6c7 in testing::TestInfo::Run() third_party/googletest/src/googletest/src/gtest.cc:2892:11
    #15 0x556a948dd7d3 in testing::TestSuite::Run() third_party/googletest/src/googletest/src/gtest.cc:3070:30
    #16 0x556a9490d62a in testing::internal::UnitTestImpl::RunAllTests() third_party/googletest/src/googletest/src/gtest.cc:6062:44
    #17 0x556a9490c08e in testing::UnitTest::Run() third_party/googletest/src/googletest/src/gtest.cc
    #18 0x556a94e23d6c in base::TestSuite::Run() base/test/test_suite.cc:440:16
    #19 0x556a94e148e1 in base::internal::Invoker<base::internal::FunctorTraits<int (base::TestSuite::*&&)(), base::(anonymous namespace)::BaseUnittestSuite*>, base::internal::BindState<true, true, false, int (base::TestSuite::*)(), base::internal::UnretainedWrapper<base::(anonymous namespace)::BaseUnittestSuite, base::unretained_traits::MayNotDangle, (partition_alloc::internal::RawPtrTraits)0>>, int ()>::RunOnce(base::internal::BindStateBase*) base/functional/bind_internal.h:740:12
    #20 0x556a94e3042b in base::(anonymous namespace)::LaunchUnitTestsInternal(base::OnceCallback<int ()>, unsigned long, int, unsigned long, bool, base::RepeatingCallback<void ()>, base::OnceCallback<void ()>) base/functional/callback.h:155:12
    #21 0x556a94e2fd4b in base::LaunchUnitTests(int, char**, base::OnceCallback<int ()>, unsigned long) base/test/launcher/unit_test_launcher.cc:337:10
    #22 0x556a94e145d0 in main base/test/run_all_unittests.cc:79:10
    #23 0x7f411eace249  (/lib/x86_64-linux-gnu/libc.so.6+0x27249) (BuildId: 6196744a316dbd57c0fd8968df1680aac482cec4)

0x7c811d3e3070 is located 120 bytes after 248-byte region [0x7c811d3e2f00,0x7c811d3e2ff8)
allocated by thread T0 here:
    #0 0x556a864523fd in operator new(unsigned long) (/chromium/chromium/src/out/asan/storage_monitor_linux_poc_test+0x7bcf3fd) (BuildId: e7da2297f6553610)
    #1 0x556a86454f1f in storage_monitor::(anonymous namespace)::StorageMonitorLinuxTest::SetUp() gen/third_party/libc++/src/include/__memory/unique_ptr.h:756:26
    #2 0x556a948d9361 in testing::Test::Run() third_party/googletest/src/googletest/src/gtest.cc
    #3 0x556a948db6c7 in testing::TestInfo::Run() third_party/googletest/src/googletest/src/gtest.cc:2892:11
    #4 0x556a948dd7d3 in testing::TestSuite::Run() third_party/googletest/src/googletest/src/gtest.cc:3070:30
    #5 0x556a9490d62a in testing::internal::UnitTestImpl::RunAllTests() third_party/googletest/src/googletest/src/gtest.cc:6062:44
    #6 0x556a9490c08e in testing::UnitTest::Run() third_party/googletest/src/googletest/src/gtest.cc
    #7 0x556a94e23d6c in base::TestSuite::Run() base/test/test_suite.cc:440:16
    #8 0x556a94e148e1 in base::internal::Invoker<base::internal::FunctorTraits<int (base::TestSuite::*&&)(), base::(anonymous namespace)::BaseUnittestSuite*>, base::internal::BindState<true, true, false, int (base::TestSuite::*)(), base::internal::UnretainedWrapper<base::(anonymous namespace)::BaseUnittestSuite, base::unretained_traits::MayNotDangle, (partition_alloc::internal::RawPtrTraits)0>>, int ()>::RunOnce(base::internal::BindStateBase*) base/functional/bind_internal.h:740:12
    #9 0x556a94e3042b in base::(anonymous namespace)::LaunchUnitTestsInternal(base::OnceCallback<int ()>, unsigned long, int, unsigned long, bool, base::RepeatingCallback<void ()>, base::OnceCallback<void ()>) base/functional/callback.h:155:12
    #10 0x556a94e2fd4b in base::LaunchUnitTests(int, char**, base::OnceCallback<int ()>, unsigned long) base/test/launcher/unit_test_launcher.cc:337:10
    #11 0x556a94e145d0 in main base/test/run_all_unittests.cc:79:10
    #12 0x7f411eace249  (/lib/x86_64-linux-gnu/libc.so.6+0x27249) (BuildId: 6196744a316dbd57c0fd8968df1680aac482cec4)

SUMMARY: AddressSanitizer: heap-buffer-overflow components/storage_monitor/storage_info.h:18:41 in storage_monitor::StorageMonitorLinux::HandleDeviceMountedMultipleTimes(base::FilePath const&, base::FilePath const&)
Shadow bytes around the buggy address:
  0x7c811d3e2d80: fc 00 00 00 00 01 fc 00 00 fa fa fa fa fa fa fa
  0x7c811d3e2e00: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x7c811d3e2e80: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x7c811d3e2f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x7c811d3e2f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fa
=>0x7c811d3e3000: fa fa fa fa fa fa fa fa fa fa fa fa fa fa[fa]fa
  0x7c811d3e3080: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x7c811d3e3100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
  0x7c811d3e3180: 00 00 00 00 00 00 00 00 00 00 fa fa fa fa fa fa
  0x7c811d3e3200: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x7c811d3e3280: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
Shadow byte legend (one shadow byte represents 8 application bytes):
  Addressable:           00
  Partially addressable: 01 02 03 04 05 06 07 
  Heap left redzone:       fa
  Freed heap region:       fd
  Stack left redzone:      f1
  Stack mid redzone:       f2
  Stack right redzone:     f3
  Stack after return:      f5
  Stack use after scope:   f8
  Global redzone:          f9
  Global init order:       f6
  Poisoned by user:        f7
  Container overflow:      fc
  Array cookie:            ac
  Intra object redzone:    bb
  ASan internal:           fe
  Left alloca redzone:     ca
  Right alloca redzone:    cb

==5808==ADDITIONAL INFO

==5808==Note: Please include this section with the ASan report.
Task trace:
    #0 0x556a94a4d25f in storage_monitor::(anonymous namespace)::BounceMtabUpdateToStorageMonitorTaskRunner(scoped_refptr<base::SequencedTaskRunner>, base::RepeatingCallback<void (std::__Cr::map<base::FilePath, base::FilePath, std::__Cr::less<base::FilePath>, std::__Cr::allocator<std::__Cr::pair<base::FilePath const, base::FilePath>>> const&)> const&, std::__Cr::map<base::FilePath, base::FilePath, std::__Cr::less<base::FilePath>, std::__Cr::allocator<std::__Cr::pair<base::FilePath const, base::FilePath>>> const&) components/storage_monitor/storage_monitor_linux.cc:165:41
    #1 0x556a94d283d7 in base::(anonymous namespace)::InotifyReaderThreadDelegate::ThreadMain() base/files/file_path_watcher_inotify.cc:435:9


==5808==END OF ADDITIONAL INFO

==5808==ABORTING