Hi Mao, I have looked at the PCI setup a bit more closely: the VGA card is behind a PCI bridge which does not advertise the PCI_BRIDGE_CTL_VGA capability, so it is not being picked up by the kernel as the default/boot card.
Is there anything special about the bridge or the hardware in this regard? Regards, Daniel -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1691991 Title: Xorg Segmentation fault on Hisilicon D05 board (arm64) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1691991/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs