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Issue metadata

Status: Verified
Owner:
Last visit > 30 days ago
Closed: Jan 2018
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 1
Type: Bug



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CHECK failure: frame.packets.Empty() || frame.packets.Max() == frame.largest_acked in quic_ack_

Project Member Reported by ClusterFuzz, Jan 12 2018

Issue description

Detailed report: https://clusterfuzz.com/testcase?key=5244593926045696

Fuzzer: libFuzzer_net_quic_stream_factory_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  frame.packets.Empty() || frame.packets.Max() == frame.largest_acked in quic_ack_
  net::LargestAcked
  net::QuicFramer::ProcessTimestampsInAckFrame
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=528550:528560

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5244593926045696

Issue filed automatically.

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

Comment 1 by ClusterFuzz, Jan 12 2018

Components: Internals>Network>QUIC
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, Jan 12 2018

Labels: Test-Predator-Auto-Owner
Owner: wangyix@chromium.org
Status: Assigned (was: Untriaged)
Automatically assigning owner based on suspected regression changelist https://chromium.googlesource.com/chromium/src/+/079ad54e478f307f2113feed39863a266709887c (Add HTTP/2 stream dependency info derived from RequestPriority to QUIC client headers).

If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
Project Member

Comment 3 by ClusterFuzz, Jan 22 2018

ClusterFuzz has detected this issue as fixed in range 530795:530796.

Detailed report: https://clusterfuzz.com/testcase?key=5244593926045696

Fuzzer: libFuzzer_net_quic_stream_factory_fuzzer
Job Type: libfuzzer_chrome_asan_debug
Platform Id: linux

Crash Type: CHECK failure
Crash Address: 
Crash State:
  frame.packets.Empty() || frame.packets.Max() == frame.largest_acked in quic_ack_
  net::LargestAcked
  net::QuicFramer::ProcessTimestampsInAckFrame
  
Sanitizer: address (ASAN)

Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=528550:528560
Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_asan_debug&range=530795:530796

Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5244593926045696

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.
Project Member

Comment 4 by ClusterFuzz, Jan 22 2018

Labels: ClusterFuzz-Verified
Status: Verified (was: Assigned)
ClusterFuzz testcase 5244593926045696 is verified as fixed, so closing issue as verified.

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

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