[ 2355.153350] virbr0: port 2(vnet0) entered blocking state
[ 2355.153352] virbr0: port 2(vnet0) entered disabled state
[ 2355.153377] device vnet0 entered promiscuous mode
[ 2355.153429] virbr0: port 2(vnet0) entered blocking state
[ 2355.153430] virbr0: port 2(vnet0) entered listening state
[ 2356.316830] vfio-pci 0000:06:00.0: enabling device (0000 -> 0003)
[ 2356.317120] vfio-pci 0000:06:00.0: vfio_ecap_init: hiding ecap 0x1e@0x258
[ 2356.317137] vfio-pci 0000:06:00.0: vfio_ecap_init: hiding ecap 0x19@0x900
[ 2356.332828] vfio-pci 0000:06:00.1: enabling device (0000 -> 0002)
[ 2357.204834] virbr0: port 2(vnet0) entered learning state
[ 2359.253824] virbr0: port 2(vnet0) entered forwarding state
[ 2359.253825] virbr0: topology change detected, propagating
[ 2646.407975] worker (8978) used greatest stack depth: 12224 bytes left
[ 3430.777683] worker (8884) used greatest stack depth: 12184 bytes left
[ 3430.779769] worker (8997) used greatest stack depth: 11840 bytes left
[ 3511.252757] kworker/dying (8160) used greatest stack depth: 11712 bytes left
[ 8449.497733] usb 1-2: USB disconnect, device number 2