[Bug 211095] New: Linux accidentally hangs at EHCI HCD initialization at VirtualBox

[bugzilla-daemon@xxxxxxxxxxxxxxxxxxx]

https://bugzilla.kernel.org/show_bug.cgi?id=211095

            Bug ID: 211095
           Summary: Linux accidentally hangs at EHCI HCD initialization at
                    VirtualBox
           Product: Drivers
           Version: 2.5
    Kernel Version: 5.4
          Hardware: x86-64
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: USB
          Assignee: drivers_usb@xxxxxxxxxxxxxxxxxxxxxx
          Reporter: ekorenevsky@xxxxxxxxxxxxx
        Regression: No

Created attachment 294575
  --> https://bugzilla.kernel.org/attachment.cgi?id=294575&action=edit
dmesg of hung EHCI HCD initialization

VirtualBox 6.1.8 r137981
Guest: Xubuntu 20.04, kernel 5.4.0-33-generic

Steps to reproduce: try to boot several times. The guest hangs at least in 10%
cases.


Last dmesg messages:


[    0.000000] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    0.000000] ehci-pci: EHCI PCI platform driver
[    0.000000] ehci-pci 0000:00:0b.0: EHCI Host Controller
[    0.000000] ehci-pci 0000:00:0b.0: new USB bus registered, assigned bus
number 1
[    0.000000] ehci-pci 0000:00:0b.0: irq 19, io mem 0xf1840000

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