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Issue metadata

Status: Verified
Owner:
Closed: Jun 2018
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 2
Type: Bug



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Float-cast-overflow in Do<long>

Project Member Reported by ClusterFuzz, May 25 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5725906723930112

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  Do<long>
  base::internal::CheckedNumeric<long>& base::internal::CheckedNumeric<long>::Math
  base::TimeDelta base::TimeDelta::operator*<double>
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=560510:560511

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5725906723930112

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Project Member

Comment 1 by ClusterFuzz, May 25 2018

Components: Internals
Labels: Test-Predator-Auto-Components
Automatically applying components based on crash stacktrace and information from OWNERS files.

If this is incorrect, please apply the Test-Predator-Wrong-Components label.
Project Member

Comment 2 by ClusterFuzz, May 25 2018

Labels: Test-Predator-Auto-Owner
Owner: yhirano@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/b3e41e67541fcb9e13bde7db301402f675f38e92 (InterProcessTimeTicksConverter miscellaneous refactorings and bug fixes).

If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label. If you aren't the correct owner for this issue, please unassign yourself as soon as possible so it can be re-triaged.
Components: -Internals Blink>Loader
Project Member

Comment 4 by ClusterFuzz, Jun 28 2018

ClusterFuzz has detected this issue as fixed in range 570839:570840.

Detailed report: https://clusterfuzz.com/testcase?key=5725906723930112

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  Do<long>
  base::internal::CheckedNumeric<long>& base::internal::CheckedNumeric<long>::Math
  base::TimeDelta base::TimeDelta::operator*<double>
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=560510:560511
Fixed: https://clusterfuzz.com/revisions?job=linux_ubsan_chrome&range=570839:570840

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5725906723930112

See https://github.com/google/clusterfuzz-tools for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
Project Member

Comment 5 by ClusterFuzz, Jun 28 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5725906723930112 is verified as fixed, so closing issue as verified.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.

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