Above was the results of apport-collect for both 16.04 (kernel 4.2) and 14.04 (kernel 4.2)
installed /~kernel-ppa/mainline/v4.6-yakkety g-Precision-7510:~$ uname -a Linux g-Precision-7510 4.6.0-040600-generic #201605151930 SMP Sun May 15 23:32:59 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux the pcsc errors have disappeared, however the xhc error remain dmesg snippet [ 254.902220] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 1 ep 4 with no TDs queued? [ 255.128099] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 1 ep 4 with no TDs queued? [ 255.144777] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 1 ep 4 with no TDs queued? [ 255.168487] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 1 ep 4 with no TDs queued? [ 261.308501] xhci_hcd 0000:00:14.0: WARN Event TRB for slot 1 ep 4 with no TDs queued? ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1579918 Title: Smart Card Reader BCM 5880 with kernel 4.2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1579918/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs