[llvm-bugs] Issue 8861 in oss-fuzz: llvm/llvm-opt-fuzzer--x86_64-strength_reduce: ASSERT: !BaseReg->isZero() && "Zero allocated in a base register!"

2018-06-15 Thread ClusterFuzz-External via monorail via llvm-bugs

Updates:
Labels: ClusterFuzz-Verified
Status: Verified

Comment #3 on issue 8861 by ClusterFuzz-External:  
llvm/llvm-opt-fuzzer--x86_64-strength_reduce: ASSERT: !BaseReg->isZero()  
&& "Zero allocated in a base register!"

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=8861#c3

ClusterFuzz testcase 6195708003614720 is verified as fixed, so closing  
issue as verified.


If this is incorrect, please file a bug on  
https://github.com/google/oss-fuzz/issues/new


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[llvm-bugs] Issue 8861 in oss-fuzz: llvm/llvm-opt-fuzzer--x86_64-strength_reduce: ASSERT: !BaseReg->isZero() && "Zero allocated in a base register!"

2018-06-15 Thread ClusterFuzz-External via monorail via llvm-bugs


Comment #2 on issue 8861 by ClusterFuzz-External:  
llvm/llvm-opt-fuzzer--x86_64-strength_reduce: ASSERT: !BaseReg->isZero()  
&& "Zero allocated in a base register!"

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=8861#c2

ClusterFuzz has detected this issue as fixed in range  
201806130804:201806142218.


Detailed report: https://oss-fuzz.com/testcase?key=6195708003614720

Project: llvm
Fuzzer: libFuzzer_llvm_llvm-opt-fuzzer--x86_64-strength_reduce
Fuzz target binary: llvm-opt-fuzzer--x86_64-strength_reduce
Job Type: libfuzzer_asan_llvm
Platform Id: linux

Crash Type: ASSERT
Crash Address:
Crash State:
  !BaseReg->isZero() && "Zero allocated in a base register!"
  LSRInstance::InsertFormula
  LSRInstance::GenerateAllReuseFormulae

Sanitizer: address (ASAN)

Regressed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm=201806110750:201806120754
Fixed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm=201806130804:201806142218


Reproducer Testcase:  
https://oss-fuzz.com/download?testcase_id=6195708003614720


See https://github.com/google/oss-fuzz/blob/master/docs/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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[llvm-bugs] Issue 8861 in oss-fuzz: llvm/llvm-opt-fuzzer--x86_64-strength_reduce: ASSERT: !BaseReg->isZero() && "Zero allocated in a base register!"

2018-06-12 Thread ClusterFuzz-External via monorail via llvm-bugs

Status: New
Owner: 
CC: k...@google.com, masc...@google.com, jdevlieg...@apple.com,  
igm...@gmail.com, llvm-b...@lists.llvm.org, j...@chromium.org,  
v...@apple.com, mitchphi...@outlook.com, xpl...@gmail.com,  
akils...@apple.com
Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible  
Engine-libfuzzer Proj-llvm Reported-2018-06-13

Type: Bug

New issue 8861 by ClusterFuzz-External:  
llvm/llvm-opt-fuzzer--x86_64-strength_reduce: ASSERT: !BaseReg->isZero()  
&& "Zero allocated in a base register!"

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=8861

Detailed report: https://oss-fuzz.com/testcase?key=6195708003614720

Project: llvm
Fuzzer: libFuzzer_llvm_llvm-opt-fuzzer--x86_64-strength_reduce
Fuzz target binary: llvm-opt-fuzzer--x86_64-strength_reduce
Job Type: libfuzzer_asan_llvm
Platform Id: linux

Crash Type: ASSERT
Crash Address:
Crash State:
  !BaseReg->isZero() && "Zero allocated in a base register!"
  LSRInstance::InsertFormula
  LSRInstance::GenerateAllReuseFormulae

Sanitizer: address (ASAN)

Regressed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm=201806110750:201806120754


Reproducer Testcase:  
https://oss-fuzz.com/download?testcase_id=6195708003614720


Issue filed automatically.

See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for  
more information.


When you fix this bug, please
  * mention the fix revision(s).
  * state whether the bug was a short-lived regression or an old bug in any  
stable releases.

  * add any other useful information.
This information can help downstream consumers.

If you need to contact the OSS-Fuzz team with a question, concern, or any  
other feedback, please file an issue at  
https://github.com/google/oss-fuzz/issues.


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