https://bugs.kde.org/show_bug.cgi?id=511057

            Bug ID: 511057
           Summary: Trying to drag the Side Padding column header crashes
                    dolphin
    Classification: Applications
           Product: dolphin
      Version First 25.08.2
       Reported In:
          Platform: Arch Linux
                OS: Linux
            Status: REPORTED
          Severity: crash
          Priority: NOR
         Component: view-engine: details mode
          Assignee: [email protected]
          Reporter: [email protected]
                CC: [email protected]
  Target Milestone: ---

Created attachment 186115
  --> https://bugs.kde.org/attachment.cgi?id=186115&action=edit
gdb log file with backtrace

SUMMARY

Dolphin crashes when trying to click and drag the Side Padding column header.

STEPS TO REPRODUCE
1. Make sure "Side Padding" is enabled (right click any column -> check "Side
Padding".
2. Hover the mouse over the left or right side padding header
3. Click and hold the left mouse button
4. Move the mouse while holding the left button

OBSERVED RESULT

dolphin will crash

EXPECTED RESULT

no effect (trying to drag from the Side Padding header should do nothing)

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Arch Linux
KDE Plasma Version: 6.4.5
KDE Frameworks Version: 6.19.0
Qt Version: 6.10.0

ADDITIONAL INFORMATION

Running on Wayland.

backtrace attached as gdb.txt file.

>From the gdb stop triggered by SIGSEGV:

QArrayDataPointer<char>::ref (this=0x7fffffffb9b0) at
/usr/include/qt6/QtCore/qarraydatapointer.h:451
451         void ref() noexcept { if (d) d->ref(); }
(gdb) p d
$1 = (QArrayDataPointer<char>::Data *) 0x111

d is not null but is also not valid.

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