Opened 13 years ago

Closed 13 years ago

Last modified 13 years ago

#11663 closed Bug Report - General (fixed)

cancelling MythDownloadManager can cause a crash

Reported by: JYA Owned by: cpinkham
Priority: critical Milestone: 0.27
Component: MythTV - General Version: Master Head
Severity: medium Keywords:
Cc: Ticket locked: no

Description

Using Qt compiled in debug mode runs additional test and safety; with plenty of asserts being enabled.

When the HLSRingBuffer has been interrupted and is attempting to cancel a download, it can occasionally crash.

The error being: 

    Q_ASSERT_X(currentThread == thr || !thr,
               "QCoreApplication::sendEvent",
               QString::fromLatin1("Cannot send events to objects owned by a different thread. "
                                   "Current thread %1. Receiver '%2' (of type '%3') was created in thread %4")
               .arg(QString::number((quintptr) currentThread, 16))

Attached is the full backtrace, crash is in thread 36, MythDownloadManager::cancelDownload

Attachments (2)

MDMcrash.gdb​ (71.9 KB ) - added by JYA 13 years ago.
crash in thread #36
0001-Ensure-cancelling-a-download-is-done-in-the-same-thr.patch​ (3.9 KB ) - added by JYA 13 years ago.
Fixes for crash

Download all attachments as: .zip

Change History (6)

by JYA, 13 years ago

Attachment: MDMcrash.gdb​ added

crash in thread #36

by JYA, 13 years ago

Attachment: 0001-Ensure-cancelling-a-download-is-done-in-the-same-thr.patch​ added

Fixes for crash

comment:1 by Jean-Yves Avenard <jyavenard@…>, 13 years ago

Resolution: → fixed
Status: new → closed

In 997f7aa10fca9adbe76a7bdf24d4d87398beeaa3/mythtv:

Error: Processor CommitTicketReference failed
GIT backend not available

comment:2 by paulh, 13 years ago

Milestone: unknown → 0.27
Version: Unspecified → Master Head

comment:3 by Jean-Yves Avenard <jyavenard@…>, 13 years ago

In 229a4267480a59b9a0de02e2d5ad4c9a971b7c9c/mythtv:

Error: Processor CommitTicketReference failed
GIT backend not available

comment:4 by Jean-Yves Avenard <jyavenard@…>, 13 years ago

In c4960e5e9b2eb84834b455a4ce0dc96fd08fe414/mythtv:

Error: Processor CommitTicketReference failed
GIT backend not available
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