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Issue 782413 link

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Issue metadata

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



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DCHECK failure in slot == stack_state.end() in liftoff-assembler.cc

Project Member Reported by ClusterFuzz, Nov 7 2017

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=6607290462633984

Fuzzer: libFuzzer_v8_wasm_compile_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: DCHECK failure
Crash Address: 
Crash State:
  slot == stack_state.end() in liftoff-assembler.cc
  v8::internal::wasm::LiftoffAssembler::CacheState::InitMerge
  Br
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=514360:514382

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6607290462633984

Issue filed automatically.

See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
 
Cc: ahaas@chromium.org
Components: Blink>JavaScript
Owner: clemensh@chromium.org
Status: Assigned (was: Untriaged)
clemensh, can you take a look at this please?
Might be related to  Issue 782277 
Project Member

Comment 3 by ClusterFuzz, Nov 8 2017

Components: Blink>JavaScript>WebAssembly
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 4 by ClusterFuzz, Nov 8 2017

ClusterFuzz has detected this issue as fixed in range 514517:514547.

Detailed report: https://clusterfuzz.com/testcase?key=6607290462633984

Fuzzer: libFuzzer_v8_wasm_compile_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: DCHECK failure
Crash Address: 
Crash State:
  slot == stack_state.end() in liftoff-assembler.cc
  v8::internal::wasm::LiftoffAssembler::CacheState::InitMerge
  Br
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=514360:514382
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=514517:514547

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=6607290462633984

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.
Status: Fixed (was: Assigned)
This was fixed in https://chromium-review.googlesource.com/c/v8/v8/+/756705.
Project Member

Comment 6 by ClusterFuzz, Nov 8 2017

Labels: ClusterFuzz-Verified
Status: Verified (was: Fixed)
ClusterFuzz testcase 6607290462633984 is verified as fixed, so closing issue as verified.

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

Comment 7 by sheriffbot@chromium.org, Nov 8 2017

Labels: -Restrict-View-SecurityTeam Restrict-View-SecurityNotify
Project Member

Comment 8 by sheriffbot@chromium.org, Feb 14 2018

Labels: -Restrict-View-SecurityNotify allpublic
This bug has been closed for more than 14 weeks. Removing security view restrictions.

For more details visit https://www.chromium.org/issue-tracking/autotriage - Your friendly Sheriffbot
Project Member

Comment 9 by sheriffbot@chromium.org, Jul 28

Labels: Pri-1

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