1270303 - Assertion failure: aStart <= aEnd in [@mozilla::WebMDemuxer::GetBuffered()]

Status: RESOLVED WORKSFORME

(Core :: Audio/Video: Playback, defect, P3)

Description

[Tyson Smith [:tsmith]]

Attachment: test_case.webm

I'm not sure if this is a dup of 1256707 or not.

Assertion failure: aStart <= aEnd, at /builds/slave/m-cen-l64-asan-d-ntly-00000000/build/src/obj-firefox/dist/include/Intervals.h:56

==42875==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x7fa3aac11764 sp 0x7fa36a4d9470 bp 0x7fa36a4d9490 T55)
    #0 0x7fa3aac11763 in mozilla::media::Interval<mozilla::media::TimeUnit>::Interval<mozilla::media::TimeUnit&, mozilla::media::TimeUnit&>(mozilla::media::TimeUnit&, mozilla::media::TimeUnit&) /builds/slave/m-cen-l64-asan-d-ntly-00000000/build/src/obj-firefox/dist/include/Intervals.h:56
    #1 0x7fa3aadb32c9 in mozilla::WebMDemuxer::GetBuffered() /builds/slave/m-cen-l64-asan-d-ntly-00000000/build/src/dom/media/webm/WebMDemuxer.cpp:795
    #2 0x7fa3aadb5e4c in mozilla::WebMTrackDemuxer::GetBuffered() /builds/slave/m-cen-l64-asan-d-ntly-00000000/build/src/dom/media/webm/WebMDemuxer.cpp:1020
    #3 0x7fa3aaa7be22 in mozilla::MediaFormatReader::OnDemuxerInitDone(nsresult) /builds/slave/m-cen-l64-asan-d-ntly-00000000/build/src/dom/media/MediaFormatReader.cpp:295
    #4 0x7fa3aab1d4a6 in _ZN7mozilla10MozPromiseI8nsresultNS_20DemuxerFailureReasonELb1EE20InvokeCallbackMethodINS_17MediaFormatReaderEMS5_FvS1_ERKS1_EENS_8EnableIfIXaasr12ReturnTypeIsIT0_vEE5valuesr13TakesArgumentISB_EE5valueE16already_AddRefedIS3_EE4TypeEPT_SB_OT1_ /builds/slave/m-cen-l64-asan-d-ntly-00000000/build/src/obj-firefox/dist/include/mozilla/MozPromise.h:457
...
See attached log.

Comment 1

[Tyson Smith [:tsmith]]

Attachment: log.txt

Comment 2

[Anthony Jones (:ajones, :kentuckyfriedtakahe, :k17e)]

Mass change P2 -> P3

Comment 3

[Ryan VanderMeulen [:RyanVM]]

I can't reproduce any asserts on this testcase with debug builds as far back as a year ago (which is as far back as mozregression can go). Can you, jya? Otherwise, maybe we should just close it as WFM.

Comment 4

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/mozilla-inbound/rev/f221fa3e30df
Add crashtest. r=me

Comment 5

[Ryan VanderMeulen [:RyanVM]]

https://hg.mozilla.org/mozilla-central/rev/f221fa3e30df