Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 0059c82f9dd9e8dc5779de33bebd99e625956be2
      
https://github.com/WebKit/WebKit/commit/0059c82f9dd9e8dc5779de33bebd99e625956be2
  Author: Claudio Saavedra <[email protected]>
  Date:   2026-03-18 (Wed, 18 Mar 2026)

  Changed paths:
    M Source/WebKit/UIProcess/gtk/WebPopupMenuProxyGtk.cpp

  Log Message:
  -----------
  [GTK] fast/forms/implicit-submit.html is a flaky crash
https://bugs.webkit.org/show_bug.cgi?id=310099

Reviewed by Carlos Garcia Campos.

hidePopupMenu() has a reentrancy issue, in that its gtk_popover_popdown()
call will trigger a GtkPopover:closed emission that will reenter 
hidePopupMenu(),
causing it to be removed from its parent before the parent call to
gtk_popover_popdown() has finished, which will cause a dangling object
to be used.

This can be tentatively fixed by disconnecting the handlers in hidePopupMenu()
directly, instead of cancelTracking(). Not verified locally as I can't reproduce
the crash.

* Source/WebKit/UIProcess/gtk/WebPopupMenuProxyGtk.cpp:
(WebKit::WebPopupMenuProxyGtk::hidePopupMenu):
(WebKit::WebPopupMenuProxyGtk::cancelTracking):

Canonical link: https://commits.webkit.org/309468@main



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