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Issue metadata

Status: Verified
Owner:
Closed: Mar 2017
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Crash in gpu::gles2::GLES2DecoderPassthroughImpl::HandleGetBufferSubDataAsyncCHROMIUM

Project Member Reported by ClusterFuzz, Mar 21 2017

Issue description

Components: Internals>GPU>ANGLE
Labels: Test-Predator-Correct-CLs M-59
Owner: geoffl...@chromium.org
Status: Assigned (was: Untriaged)
The result is a list of CLs that change the crashed files. 

Author: geofflang
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src/+/547de958066823514c34b264b0711bb24eb31dc6
Time: Mon Mar 20 17:05:49 2017
File fuzzer_main.cc is changed in this cl (and is part of stack frame #5, "gpu::"; frame #6, "RunCommandBuffer")
Minimum distance from crash line to modified line: 26. (file: fuzzer_main.cc, crashed on: 259, modified: 285).
Cc: cwallez@chromium.org jmad...@chromium.org
Project Member

Comment 3 by ClusterFuzz, Mar 23 2017

ClusterFuzz has detected this issue as fixed in range 458806:458856.

Detailed report: https://clusterfuzz.com/testcase?key=5263855359098880

Fuzzer: afl_gpu_angle_passthrough_fuzzer
Job Type: afl_chrome_asan
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x00000000011d
Crash State:
  gpu::gles2::GLES2DecoderPassthroughImpl::HandleGetBufferSubDataAsyncCHROMIUM
  gpu::gles2::GLES2DecoderPassthroughImpl::DoCommands
  gpu::CommandParser::ProcessCommands
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=458074:458115
Fixed: https://clusterfuzz.com/revisions?job=afl_chrome_asan&range=458806:458856

Reproducer Testcase: https://clusterfuzz.com/download/AMIfv96775BM9CBlDV2W8nRgCFaApv7SE-cRSeMIHhWjSplwlheA-aRpD5brWFQBhjqvfyrNr9I5WPfLei78foCxWRdRZ0U-iLDHHqJHEv7pIudWbGGHI8vrXnorPY8OPryUGtFwNF2aU30rI-N0KRf3imPi445i6awHPM56sE3oHkOTAkb47bGeI_brVJDk_sJRD3DMgBpNbgRxx_I83u9_1hrrP0lQjMaF9UgEY9gIBi5CojHz12spgTmVJMdUFX28RqrH6tTZxty9AIMpH2s4hhlg7iUWewXagv5S_iQpBhL5bXn-t8zFTD4tt3gWEHElJsyw7laVEQhKuSSFVujOifchWDUI08wuy3dsLZsT74_TCa_QQ9ymj6pjVfU7oga5w0NP6eEUxy1hDoL6U6syhnvxi0gMbw?testcase_id=5263855359098880


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.
Project Member

Comment 4 by ClusterFuzz, Mar 23 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5263855359098880 is verified as fixed, so closing issue.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.

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