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Issue 897528 link

Starred by 3 users

Issue metadata

Status: Duplicate
Merged: issue 873225
Owner:
Closed: Nov 5
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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ASSERT: get_def_use_mgr()->GetDef(after) && "'after' is not a registered def."

Project Member Reported by ClusterFuzz, Oct 21

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5144476568518656

Fuzzer: libFuzzer_spvtools_opt_legalization_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: ASSERT
Crash Address: 
Crash State:
  get_def_use_mgr()->GetDef(after) && "'after' is not a registered def."
  spvtools::opt::IRContext::ReplaceAllUsesWith
  spvtools::opt::SSARewriter::ApplyReplacements
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=589989:590303

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5144476568518656

Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
 
Project Member

Comment 1 by ClusterFuzz, Oct 21

Components: Internals>GPU>Internals
Labels: Test-Predator-Auto-Components
Automatically applying components based on crash stacktrace and information from OWNERS files.

If this is incorrect, please apply the Test-Predator-Wrong-Components label.
Project Member

Comment 2 by ClusterFuzz, Oct 21

Cc: dsinclair@chromium.org vmi...@chromium.org piman@chromium.org
Labels: ClusterFuzz-Auto-CC
Automatically adding ccs based on OWNERS file / target commit history.

If this is incorrect, please add ClusterFuzz-Wrong label.
Cc: stevenperron@google.com kkaluri@chromium.org
Labels: Test-Predator-Wrong CF-NeedsTriage
Unable to find actual suspect through code search and also observing no CL's under regression range, hence adding appropriate label

With reference to the  Issue 880040 , CC'ing stevenperron@

Thanks!
Cc: -stevenperron@google.com
Owner: stevenperron@google.com
Status: Assigned (was: Untriaged)
Labels: -CF-NeedsTriage M-71
Mergedinto: 873225
Status: Duplicate (was: Assigned)
Project Member

Comment 7 by ClusterFuzz, Nov 8

ClusterFuzz has detected this issue as fixed in range 606051:606061.

Detailed report: https://clusterfuzz.com/testcase?key=5144476568518656

Fuzzer: libFuzzer_spvtools_opt_legalization_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: ASSERT
Crash Address: 
Crash State:
  get_def_use_mgr()->GetDef(after) && "'after' is not a registered def."
  spvtools::opt::IRContext::ReplaceAllUsesWith
  spvtools::opt::SSARewriter::ApplyReplacements
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=589989:590303
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=606051:606061

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5144476568518656

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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