Null-dereference READ in base::CommandLine::HasSwitch |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=5033473088946176 Fuzzer: libFuzzer_gpu_fuzzer Job Type: libfuzzer_chrome_asan Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x000000000038 Crash State: base::CommandLine::HasSwitch base::CommandLine::HasSwitch base::SysInfo::AmountOfPhysicalMemory Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=509901:509932 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5033473088946176 Issue filed automatically. See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reproducing.md for more information.
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Oct 19 2017
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/840b7a60cc3c5f802ca271bd167e888e7494e8aa ([Re-Land] Use GPU Discardable in Image Decode Cache). If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
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Oct 20 2017
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Oct 20 2017
We initialize the ServiceDiscardableManager before the command line in the fuzzers. Easy fix, I have a patch.
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Oct 24 2017
For more information, please see https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md. The link referenced in the description is no longer valid.
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Oct 24 2017
The following revision refers to this bug: https://chromium.googlesource.com/chromium/src.git/+/1a72ba63243487773d433c75541a19098cce5d07 commit 1a72ba63243487773d433c75541a19098cce5d07 Author: Antoine Labour <piman@chromium.org> Date: Tue Oct 24 22:05:18 2017 Fix gpu_*_fuzzer They crash on startup because the ServiceDiscardableManager was initialized before the command line. Easy fix. Bug: 776267 Cq-Include-Trybots: master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel Change-Id: Ie4e4c4cac8bfc342cd13bbb424e0fa6f05bdf90a Reviewed-on: https://chromium-review.googlesource.com/731376 Reviewed-by: Eric Karl <ericrk@chromium.org> Commit-Queue: Antoine Labour <piman@chromium.org> Cr-Commit-Position: refs/heads/master@{#511276} [modify] https://crrev.com/1a72ba63243487773d433c75541a19098cce5d07/gpu/command_buffer/tests/fuzzer_main.cc
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Oct 25 2017
ClusterFuzz has detected this issue as fixed in range 511274:511297. Detailed report: https://clusterfuzz.com/testcase?key=5033473088946176 Fuzzer: libFuzzer_gpu_fuzzer Job Type: libfuzzer_chrome_asan Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x000000000038 Crash State: base::CommandLine::HasSwitch base::CommandLine::HasSwitch base::SysInfo::AmountOfPhysicalMemory Sanitizer: address (ASAN) Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=509901:509932 Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan&range=511274:511297 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5033473088946176 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.
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Oct 26 2017
ClusterFuzz testcase 5033473088946176 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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Nov 7 2017
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Nov 7 2017
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Comment 1 by ClusterFuzz
, Oct 19 2017Labels: Test-Predator-AutoComponents