<Swing Dev> JDK 16 Linux Swing segfault

[Philip Race]

Looks like https://bugs.openjdk.java.net/browse/JDK-8255790 which has 
not been
seen on any of our supported Linux configs - what are you using ?

-phil

On 12/7/20, 1:20 PM, Ty Young wrote:
> Hi,
>
>
> Just sending this to report that as of right now there is somekind of 
> regression in the GTK bindings code that is causing a segfault and as 
> a result Netbeans (or presumably any other IDE) will not run on JDK 16 
> on Linux. This doesn't happen with Java 11. Here is the error trace 
> that Netbeans spits out after segfaulting:
>
>
> Current thread (0x00007f5cdc1364e0):  JavaThread "AWT-EventQueue-0" 
> [_thread_in_native, id=181601, 
> stack(0x00007f5cd5c2e000,0x00007f5cd5e2f000)]
>
> Stack: [0x00007f5cd5c2e000,0x00007f5cd5e2f000], 
> sp=0x00007f5cd5e2c058,  free space=2040k
> Native frames: (J=compiled Java code, A=aot compiled Java code, 
> j=interpreted, Vv=VM code, C=native code)
> C  0x00007f5c80de40cc
>
> Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
> j  com.sun.java.swing.plaf.gtk.GTKStyle.nativeGetXThickness(I)I+0 
> java.desktop at 16-internal
> j 
> com.sun.java.swing.plaf.gtk.GTKStyle.<init>(Ljava/awt/Font;Lcom/sun/java/swing/plaf/gtk/GTKEngine$WidgetType;)V+24 
> java.desktop at 16-internal
> j 
> com.sun.java.swing.plaf.gtk.GTKStyleFactory.getStyle(Ljavax/swing/JComponent;Ljavax/swing/plaf/synth/Region;)Ljavax/swing/plaf/synth/SynthStyle;+310 
> java.desktop at 16-internal
> j 
> com.sun.java.swing.plaf.gtk.GTKLookAndFeel.initSystemColorDefaults(Ljavax/swing/UIDefaults;)V+53 
> java.desktop at 16-internal
> j 
> com.sun.java.swing.plaf.gtk.GTKLookAndFeel.getDefaults()Ljavax/swing/UIDefaults;+33 
> java.desktop at 16-internal
> j javax.swing.UIManager.setLookAndFeel(Ljavax/swing/LookAndFeel;)V+66 
> java.desktop at 16-internal
> j  javax.swing.UIManager.setLookAndFeel(Ljava/lang/String;)V+34 
> java.desktop at 16-internal
> j  org.netbeans.swing.plaf.Startup.initialize()V+106
> j  org.netbeans.swing.plaf.Startup.<init>()V+25
> j 
> org.netbeans.swing.plaf.Startup.run(Ljava/lang/Class;ILjava/net/URL;Ljava/util/ResourceBundle;)V+44
> j  org.netbeans.core.CoreBridgeImpl$1$1.run()V+23
> J 3088 c1 java.awt.event.InvocationEvent.dispatch()V 
> java.desktop at 16-internal (69 bytes) @ 0x00007f5d593829ac 
> [0x00007f5d59382780+0x000000000000022c]
> J 3071 c1 
> java.awt.EventQueue.dispatchEventImpl(Ljava/awt/AWTEvent;Ljava/lang/Object;)V 
> java.desktop at 16-internal (136 bytes) @ 0x00007f5d593786dc 
> [0x00007f5d59376b80+0x0000000000001b5c]
> J 3070 c1 java.awt.EventQueue$4.run()Ljava/lang/Void; 
> java.desktop at 16-internal (60 bytes) @ 0x00007f5d593747bc 
> [0x00007f5d59374680+0x000000000000013c]
> J 3065 c1 java.awt.EventQueue.dispatchEvent(Ljava/awt/AWTEvent;)V 
> java.desktop at 16-internal (80 bytes) @ 0x00007f5d59375424 
> [0x00007f5d59374e60+0x00000000000005c4]
> J 3074 c1 java.awt.EventDispatchThread.pumpOneEventForFilters(I)V 
> java.desktop at 16-internal (113 bytes) @ 0x00007f5d5937c934 
> [0x00007f5d5937c2a0+0x0000000000000694]
> j 
> java.awt.EventDispatchThread.pumpEventsForFilter(ILjava/awt/Conditional;Ljava/awt/EventFilter;)V+35 
> java.desktop at 16-internal
> j 
> java.awt.EventDispatchThread.pumpEventsForHierarchy(ILjava/awt/Conditional;Ljava/awt/Component;)V+11 
> java.desktop at 16-internal
> j java.awt.EventDispatchThread.pumpEvents(ILjava/awt/Conditional;)V+4 
> java.desktop at 16-internal
> j java.awt.EventDispatchThread.pumpEvents(Ljava/awt/Conditional;)V+3 
> java.desktop at 16-internal
> j  java.awt.EventDispatchThread.run()V+9 java.desktop at 16-internal
> v  ~StubRoutines::call_stub
>
>
> Much appreciated if this could be fixed.
>
>
>