FIXED via adding following file for all versions of Ubuntu tried in the
last year:


#!/bin/sh
# File: "/etc/pm/sleep.d/20_custom-ehci_hcd". FIX for IDEAPAD-Y530
case "${1}" in
        hibernate|suspend)
              # Unbind ehci_hcd for first device 0000:00:1a.7:
               echo -n "0000:00:1a.7" | tee /sys/bus/pci/drivers/ehci_hcd/unbind
              # Unbind ehci_hcd for second device 0000:00:1d.7:
               echo -n "0000:00:1d.7" | tee /sys/bus/pci/drivers/ehci_hcd/unbind
        ;;
        resume|thaw)
              # Bind ehci_hcd for first device 0000:00:1a.7:
              echo -n "0000:00:1a.7" | tee /sys/bus/pci/drivers/ehci_hcd/bind
              # Bind ehci_hcd for second device 0000:00:1d.7:
              echo -n "0000:00:1d.7" | tee /sys/bus/pci/drivers/ehci_hcd/bind
        ;;
esac

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https://bugs.launchpad.net/bugs/335570

Title:
  [LENOVO 7454CTO] suspend/resume failure

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