I have the same problem with the same model wireless adapter.
Code:
$ lsusb
Bus 002 Device 005: ID 050d:615a Belkin Components
Bus 002 Device 004: ID 04d9:048e Holtek Semiconductor, Inc.
Bus 002 Device 002: ID 8087:0020
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 8087:0020
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
$ sudo lshw -C network
*-network
description: Ethernet interface
product: RTL8111/8168B PCI Express Gigabit Ethernet controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:01:00.0
logical name: eth0
version: 03
serial: 00:26:18:fd:5b:77
size: 100MB/s
capacity: 1GB/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix vpd bus_master cap_list rom ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full ip=192.168.0.10 latency=0 link=yes multicast=yes port=MII speed=100MB/s
resources: irq:34 ioport:b800(size=256) memory:cffff000-cfffffff(prefetchable) memory:cfff8000-cfffbfff(prefetchable) memory:fbbf0000-fbbfffff(prefetchable)
$ dmesg | tail -n 30
[ 30.183420] groups: 2,6 (cpu_power = 1178) 3,7 (cpu_power = 1178) 0,4 (cpu_power = 1178) 1,5 (cpu_power = 1178)
[ 30.183433] CPU3 attaching sched-domain:
[ 30.183436] domain 0: span 3,7 level SIBLING
[ 30.183439] groups: 3 (cpu_power = 589) 7 (cpu_power = 589)
[ 30.183447] domain 1: span 0-7 level MC
[ 30.183451] groups: 3,7 (cpu_power = 1178) 0,4 (cpu_power = 1178) 1,5 (cpu_power = 1178) 2,6 (cpu_power = 1178)
[ 30.183464] CPU4 attaching sched-domain:
[ 30.183467] domain 0: span 0,4 level SIBLING
[ 30.183470] groups: 4 (cpu_power = 589) 0 (cpu_power = 589)
[ 30.183478] domain 1: span 0-7 level MC
[ 30.183481] groups: 0,4 (cpu_power = 1178) 1,5 (cpu_power = 1178) 2,6 (cpu_power = 1178) 3,7 (cpu_power = 1178)
[ 30.183495] CPU5 attaching sched-domain:
[ 30.183498] domain 0: span 1,5 level SIBLING
[ 30.183501] groups: 5 (cpu_power = 589) 1 (cpu_power = 589)
[ 30.183509] domain 1: span 0-7 level MC
[ 30.183512] groups: 1,5 (cpu_power = 1178) 2,6 (cpu_power = 1178) 3,7 (cpu_power = 1178) 0,4 (cpu_power = 1178)
[ 30.183525] CPU6 attaching sched-domain:
[ 30.183528] domain 0: span 2,6 level SIBLING
[ 30.183532] groups: 6 (cpu_power = 589) 2 (cpu_power = 589)
[ 30.183540] domain 1: span 0-7 level MC
[ 30.183543] groups: 2,6 (cpu_power = 1178) 3,7 (cpu_power = 1178) 0,4 (cpu_power = 1178) 1,5 (cpu_power = 1178)
[ 30.183556] CPU7 attaching sched-domain:
[ 30.183559] domain 0: span 3,7 level SIBLING
[ 30.183563] groups: 7 (cpu_power = 589) 3 (cpu_power = 589)
[ 30.183570] domain 1: span 0-7 level MC
[ 30.183574] groups: 3,7 (cpu_power = 1178) 0,4 (cpu_power = 1178) 1,5 (cpu_power = 1178) 2,6 (cpu_power = 1178)
[ 52.063545] hda-intel: IRQ timing workaround is activated for card #0. Suggest a bigger bdl_pos_adj.
[ 89.914983] usb 2-1.2: USB disconnect, address 3
[ 151.712470] usb 2-1.8: new high speed USB device using ehci_hcd and address 5
[ 151.807294] usb 2-1.8: configuration #1 chosen from 1 choice
(Last bit is probably from when I removed the device just now to see what the model was. Plugged it back in immediately afterward.)
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