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Issue metadata

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



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Undefined-shift in sqlite3Fts3GetVarint

Project Member Reported by ClusterFuzz, Feb 9 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5880925782278144

Fuzzer: libFuzzer_sqlite3_ossfuzz_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Undefined-shift
Crash Address: 
Crash State:
  sqlite3Fts3GetVarint
  fts3SegReaderFirstDocid
  sqlite3Fts3SegReaderStep
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=433990:434098

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5880925782278144

Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
 
Project Member

Comment 1 by ClusterFuzz, Feb 9 2018

Components: Blink>Storage
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, Feb 9 2018

ClusterFuzz has detected this issue as fixed in range 535444:535460.

Detailed report: https://clusterfuzz.com/testcase?key=5880925782278144

Fuzzer: libFuzzer_sqlite3_ossfuzz_fuzzer
Job Type: libfuzzer_chrome_ubsan
Platform Id: linux

Crash Type: Undefined-shift
Crash Address: 
Crash State:
  sqlite3Fts3GetVarint
  fts3SegReaderFirstDocid
  sqlite3Fts3SegReaderStep
  
Sanitizer: undefined (UBSAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=433990:434098
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=535444:535460

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5880925782278144

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md 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 3 by ClusterFuzz, Feb 9 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Untriaged)
ClusterFuzz testcase 5880925782278144 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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