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Issue metadata

Status: WontFix
Owner:
Closed: Jan 7
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Stack-overflow in blink::CSSCalcBinaryOperation::TypeWithCalcResolved

Project Member Reported by ClusterFuzz, Jan 4

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5398815863209984

Fuzzer: libFuzzer_html_preload_scanner_fuzzer
Fuzz target binary: html_preload_scanner_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: Stack-overflow
Crash Address: 0x7ffe75fcef90
Crash State:
  blink::CSSCalcBinaryOperation::TypeWithCalcResolved
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=583285:583294

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5398815863209984

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for instructions to reproduce this bug locally.
 
Project Member

Comment 1 by ClusterFuzz, Jan 4

Components: Blink>CSS
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, Jan 4

Cc: csharrison@chromium.org
Labels: ClusterFuzz-Auto-CC
Automatically adding ccs based on OWNERS file / target commit history.

If this is incorrect, please add ClusterFuzz-Wrong label.
Owner: futhark@chromium.org
Status: Assigned (was: Untriaged)
Stack overflow due to calc expression with thousands of operations. I suspect this is WontFix but over to futhark to confirm (and close as WontFix if they agree).

Status: WontFix (was: Assigned)
Project Member

Comment 5 by ClusterFuzz, Jan 9

ClusterFuzz has detected this issue as fixed in range 621021:621022.

Detailed report: https://clusterfuzz.com/testcase?key=5398815863209984

Fuzzer: libFuzzer_html_preload_scanner_fuzzer
Fuzz target binary: html_preload_scanner_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: Stack-overflow
Crash Address: 0x7ffe75fcef90
Crash State:
  blink::CSSCalcBinaryOperation::TypeWithCalcResolved
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=583285:583294
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=621021:621022

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5398815863209984

See https://github.com/google/clusterfuzz-tools for instructions to reproduce this bug locally.

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

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