Null-dereference WRITE in chrome |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=6275060203257856 Fuzzer: ifratric-browserfuzzer-v3 Job Type: linux_cfi_chrome Platform Id: linux Crash Type: Null-dereference WRITE Crash Address: 0x000000000050 Crash State: chrome blink::SetStaticPositions blink::LineBreaker::SkipLeadingWhitespace Sanitizer: cfi (CFI) Regressed: https://clusterfuzz.com/revisions?job=linux_cfi_chrome&range=613675:613699 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6275060203257856 Issue filed automatically. See https://github.com/google/clusterfuzz-tools for more information.
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Dec 5
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/acc79f1cd39645d800757d7cfb09e4740a89ceab (Clamp contents visual overflow for LayoutSVGRoot). 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.
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Dec 5
Looks like 11c6ace549bab9d81dfd5949ab4b5d02cb07a54c is the culprit (verified by reverting; also the TC contains "will-change: position").
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Dec 5
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Dec 5
Fix coming up shorty....
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Dec 6
Reverting will-change: position cause of this. Nice job, clusterfuzz https://chromium-review.googlesource.com/c/chromium/src/+/1365882
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Dec 7
ClusterFuzz has detected this issue as fixed in range 614449:614472. Detailed report: https://clusterfuzz.com/testcase?key=6275060203257856 Fuzzer: ifratric-browserfuzzer-v3 Job Type: linux_cfi_chrome Platform Id: linux Crash Type: Null-dereference WRITE Crash Address: 0x000000000050 Crash State: chrome blink::SetStaticPositions blink::LineBreaker::SkipLeadingWhitespace Sanitizer: cfi (CFI) Regressed: https://clusterfuzz.com/revisions?job=linux_cfi_chrome&range=613675:613699 Fixed: https://clusterfuzz.com/revisions?job=linux_cfi_chrome&range=614449:614472 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6275060203257856 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.
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Dec 7
ClusterFuzz testcase 6275060203257856 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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Comment 1 by ClusterFuzz
, Dec 5Labels: Test-Predator-Auto-Components