Reproducible: always
Platform-specific: no
Regression: yes
Introduced in version: 8u60b01 (works fine in 8u51b34)
Steps to reproduce (sample attached):
1. Create TabPane with N tabs.
2. Focus on any of them and press Home or End key.
Expected result: Home activates first tab, End activated N-ths tab.

Actual result:
1. N > 3. Home activates second tab, End activates (N-1)-ths tab.
2. N = 3. Both End and Home are activating second tab.
3. No tabs: Exception in thread "JavaFX Application Thread" java.lang.ArithmeticException: / by zero.