Out-of-memory in gpu_fuzzer |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=5304958139498496 Fuzzer: libFuzzer_gpu_fuzzer Job Type: libfuzzer_chrome_msan Platform Id: linux Crash Type: Out-of-memory (exceeds 2048 MB) Crash Address: Crash State: gpu_fuzzer Sanitizer: memory (MSAN) Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_msan&range=466873:466895 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5304958139498496 Issue filed automatically. See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.
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Oct 13 2017
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Oct 17 2017
There's not really much here, just one way for the client to have the service allocate arbitrary amounts of memory (which it can do otherwise), using the debug markers API. It would be pretty easy to put a limit on that, both on the string size and the stack depth. I'll whip something up. I don't think this is security sensitive (there are many other ways by which clients can get the GPU to goo OOM, at which point it'll abort and restart), so lowering priority.
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Oct 19 2017
ClusterFuzz has detected this issue as fixed in range 509853:509885. Detailed report: https://clusterfuzz.com/testcase?key=5304958139498496 Fuzzer: libFuzzer_gpu_fuzzer Job Type: libfuzzer_chrome_msan Platform Id: linux Crash Type: Out-of-memory (exceeds 2048 MB) Crash Address: Crash State: gpu_fuzzer Sanitizer: memory (MSAN) Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_msan&range=466873:466895 Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_msan&range=509853:509885 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5304958139498496 See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md 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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Oct 19 2017
ClusterFuzz testcase 5304958139498496 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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Dec 15 2017
WontFix since nothing was done to fix this.
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Dec 15 2017
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Dec 15 2017
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Dec 15 2017
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Dec 18 2017
Issue 795657 has been merged into this issue.
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Dec 22 2017
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Comment 1 by pnangunoori@chromium.org
, Oct 10 2017Components: Internals>GPU
Labels: M-62 Test-Predator-Wrong CF-NeedsTriage