[okular] [Bug 468349] New: crash while resizing into KDE (by dragging to a corner)

[Gilles]

https://bugs.kde.org/show_bug.cgi?id=468349

            Bug ID: 468349
           Summary: crash while resizing into KDE (by dragging to a
                    corner)
    Classification: Applications
           Product: okular
           Version: 21.12.3
          Platform: Ubuntu
                OS: Linux
            Status: REPORTED
          Severity: normal
          Priority: NOR
         Component: general
          Assignee: okular-devel at kde.org
          Reporter: gilles.gaido at wanadoo.fr
  Target Milestone: ---

Created attachment 157989
  --> https://bugs.kde.org/attachment.cgi?id=157989&action=edit
backtrace is attached (okular-20230410-095150.kcrash)

SUMMARY
***
backtrace with debug symbols is ATTACHED.
***


STEPS TO REPRODUCE
1. launch dropbox
2. open several PDF files with KDE located into the dropbox folder
3. resize the window of any of these files by dragging it to the corner

OBSERVED RESULT
sometimes Okular crashes

EXPECTED RESULT
the Okular window is resized to the half screen

SOFTWARE/OS VERSIONS

Linux/KDE Plasma: Kubuntu 22.04
(available in About System)
KDE Plasma Version: 5.24.7
KDE Frameworks Version: 5.92.0
Qt Version: 5.15.3

ADDITIONAL INFORMATION
Operating System: Kubuntu 22.04
KDE Plasma Version: 5.24.7
KDE Frameworks Version: 5.92.0
Qt Version: 5.15.3
Kernel Version: 5.15.0-69-generic (64-bit)
Graphics Platform: X11
Processors: 4 × Intel® Core™ i5-4690T CPU @ 2.50GHz
Memory: 15,6 GiB of RAM
Graphics Processor: NV106

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