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Use-of-uninitialized-value in SkMatrix::postConcat |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=5254093856833536 Fuzzer: inferno_canvas_wrecker Job Type: linux_msan_chrome Platform Id: linux Crash Type: Use-of-uninitialized-value Crash Address: Crash State: SkMatrix::postConcat TwoPointConicalEffect::Data::Data Gr2PtConicalGradientEffect::Make Sanitizer: memory (MSAN) Recommended Security Severity: Medium Regressed: https://clusterfuzz.com/revisions?job=linux_msan_chrome&range=525781:525806 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5254093856833536 Issue filed automatically. See https://github.com/google/clusterfuzz-tools for more information.
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Dec 31 2017
Automatically applying components based on crash stacktrace and information from OWNERS files. If this is incorrect, please apply the Test-Predator-Wrong-Components label.
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Dec 31 2017
Automatically assigning owner based on suspected regression changelist https://skia.googlesource.com/skia/+/915817b940b05882d85c220d2b2dc18ef184a6b4 (Guard the sqrt(temp) where temp < 0 in 2pt conical gradient). If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
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Dec 31 2017
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Jan 2 2018
The following revision refers to this bug: https://skia.googlesource.com/skia/+/e2d4e8f276ba8aee57f071e87e85f04a6a07addf commit e2d4e8f276ba8aee57f071e87e85f04a6a07addf Author: Yuqian Li <liyuqian@google.com> Date: Tue Jan 02 16:35:40 2018 Stronger fix for swapping r0, r1 in 2pt conical gradients Bug: chromium:798173 Change-Id: I2ac0ee94ecc6230fd450c17b6a0de9065f5b3f16 Reviewed-on: https://skia-review.googlesource.com/90202 Reviewed-by: Greg Daniel <egdaniel@google.com> Commit-Queue: Yuqian Li <liyuqian@google.com> [modify] https://crrev.com/e2d4e8f276ba8aee57f071e87e85f04a6a07addf/src/shaders/gradients/SkTwoPointConicalGradient_gpu.cpp
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Jan 3 2018
ClusterFuzz has detected this issue as fixed in range 526564:526566. Detailed report: https://clusterfuzz.com/testcase?key=5254093856833536 Fuzzer: inferno_canvas_wrecker Job Type: linux_msan_chrome Platform Id: linux Crash Type: Use-of-uninitialized-value Crash Address: Crash State: SkMatrix::postConcat TwoPointConicalEffect::Data::Data Gr2PtConicalGradientEffect::Make Sanitizer: memory (MSAN) Recommended Security Severity: Medium Regressed: https://clusterfuzz.com/revisions?job=linux_msan_chrome&range=525781:525806 Fixed: https://clusterfuzz.com/revisions?job=linux_msan_chrome&range=526564:526566 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5254093856833536 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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Jan 3 2018
ClusterFuzz testcase 5254093856833536 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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Jan 3 2018
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Jan 26 2018
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Mar 27 2018
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Apr 11 2018
This bug has been closed for more than 14 weeks. Removing security view restrictions. For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot |
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Comment 1 by ClusterFuzz
, Dec 31 2017