[Interest] ideas how to debug this crash?

Thiago Macieira thiago.macieira at intel.com
Tue Dec 8 01:56:17 CET 2015


On Tuesday 08 December 2015 00:12:27 René J.V. Bertin wrote:
> Any ideas how to figure out the culprit?

The culprit is plugin unloading coupled with QStringLiteral. I'm fixing Qt so 
that it doesn't unload plugins.

See https://codereview.qt-project.org/140750.

> NB: this involves a QPlatformPlugin which accesses the DBus, but a priori
> the same accesses are made in applications that never crash.
> 
> If possible I'd like to avoid using valgrind, because that's been a great
> tool mostly to cause KPs :-/

Remove the offending plugin, if possible. It might not be: the offending 
plugin might be the XCB plugin.

-- 
Thiago Macieira - thiago.macieira (AT) intel.com
  Software Architect - Intel Open Source Technology Center




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