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Issue metadata

Status: Duplicate
Merged: issue 834696
Owner:
Closed: Apr 2018
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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Null-dereference READ in sh::TIntermSymbol::variable

Project Member Reported by ClusterFuzz, Apr 19 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5221446260097024

Fuzzer: inferno_flicker
Job Type: linux_debug_chrome
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000018
Crash State:
  sh::TIntermSymbol::variable
  sh::TOutputGLSLBase::visitDeclaration
  sh::TIntermTraverser::traverseDeclaration
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_debug_chrome&range=551460:551464

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5221446260097024

Issue filed automatically.

See https://github.com/google/clusterfuzz-tools for more information.
 
Project Member

Comment 1 by ClusterFuzz, Apr 19 2018

Labels: Test-Predator-Auto-Owner
Owner: jmad...@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/angle/angle/+/aed1b56aac8e5d14f4a5101f0f85135717a3d744 (Prerequisite code for simpler GlslangWrapper.).

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.
Mergedinto: 834696
Status: Duplicate (was: Assigned)
Project Member

Comment 3 by ClusterFuzz, Apr 19 2018

ClusterFuzz has detected this issue as fixed in range 551490:551492.

Detailed report: https://clusterfuzz.com/testcase?key=5221446260097024

Fuzzer: inferno_flicker
Job Type: linux_debug_chrome
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000018
Crash State:
  sh::TIntermSymbol::variable
  sh::TOutputGLSLBase::visitDeclaration
  sh::TIntermTraverser::traverseDeclaration
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=linux_debug_chrome&range=551460:551464
Fixed: https://clusterfuzz.com/revisions?job=linux_debug_chrome&range=551490:551492

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5221446260097024

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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