[Interest] Crash in QAbstractEventDispatcher::filterNativeEvent when trying to show a QMessageBox
rainer_wiesenfarth at trimble.com
Fri Apr 15 00:13:21 CEST 2022
On Thu, Apr 14, 2022 at 11:54 PM Henry Skoglund <henry at tungware.se> wrote:
> On 2022-04-14 23:15, Thiago Macieira wrote:
> > [...]
> > You can't trust that data dump. The very first pointer in it is
> >> - d 0x0000020000030600
> > That doesn't look like a valid pointer to me. [...]
> > ...
> Indeed it looks weird (it's pointing into 2TB territory) but I believe
> it's just an effect of Microsoft's Control Flow Guard (tm) being active
> for that .exe.
I think it is rather due to the custom memory allocator we use -
Microsoft's default allocator performs badly when many (>20) threads and
large memory (>10GB) is involved... 😉
Senior Software Engineer
Rotebühlstr. 81, 70178 Stuttgart
Rainer_Wiesenfarth at trimble.com
Trimble Germany GmbH, Am Prime Parc 11, 65479 Raunheim, Eingetragen beim
Amtsgericht Darmstadt unter HRB 83893, Geschäftsführer: Rob Reeder, Jürgen
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