I just upgraded to 11.2
and my USB doesn’t work at all.
I’m hoping someone can help, this is a major problem!
no USB devices means no mouse/etc making my system unusable.
khub has lots of errors and “trace back”
full dmesg text here:
pastebin - collaborative debugging tool
the main errors start at line 951, as:
240.728332] INFO: task ksuspend_usbd:38 blocked for more than 120 seconds.
240.728344] “echo 0 > /proc/sys/kernel/hung_task_timeout_secs” disables this message.
240.728353] ksuspend_usbd D 0000000000000000 0 38 2 0x00000000
240.728366] ffff88023e82fca0 0000000000000046 0000000000000000 0000000000013a00
240.728378] 0000000000013a00 ffff88023e82c4f8 0000000000013a00 0000000000013a00
240.728390] 0000000000013a00 0000000000013a00 ffff88023e82c4f8 0000000000013a00
240.728403] Call Trace:
240.728425] <ffffffff815534d5>] schedule_timeout+0x1c5/0x220
240.728440] <ffffffff815547fd>] __down+0x7d/0xd0
240.728456] <ffffffff8109287a>] down+0x5a/0x70
240.728468] <ffffffff813ac4c6>] hcd_resume_work+0x36/0x80
240.728479] <ffffffff810858ca>] run_workqueue+0x9a/0x1e0
240.728491] <ffffffff8108781f>] worker_thread+0xaf/0x140
240.728502] <ffffffff8108c336>] kthread+0xb6/0xc0
240.728513] <ffffffff8100d7ba>] child_rip+0xa/0x20
240.728524] INFO: task khubd:39 blocked for more than 120 seconds.
240.728531] “echo 0 > /proc/sys/kernel/hung_task_timeout_secs” disables this message.
240.728539] khubd D ffff88023e833b80 0 39 2 0x00000000
240.728549] ffff88023e833af0 0000000000000046 ffff88023e833a70 0000000000013a00
240.728561] 0000000000013a00 ffff88023e830538 0000000000013a00 0000000000013a00
240.728572] 0000000000013a00 0000000000013a00 ffff88023e830538 0000000000013a00
240.728586] Call Trace:
240.728598] <ffffffff813aee65>] usb_kill_urb+0xa5/0xe0
240.728610] <ffffffff813b0f00>] usb_start_wait_urb+0x100/0x1e0
240.728622] <ffffffff813b12a1>] usb_control_msg+0x101/0x1d0
240.728634] <ffffffff813a8076>] hub_port_init+0x516/0xa10
240.728645] <ffffffff813aa0ef>] hub_port_connect_change+0x1ff/0xa70
240.728656] <ffffffff813aacea>] hub_events+0x38a/0x8e0
240.728667] <ffffffff813ab28a>] hub_thread+0x4a/0x1f0
240.728677] <ffffffff8108c336>] kthread+0xb6/0xc0
240.728691] <ffffffff8100d7ba>] child_rip+0xa/0x20