Comment # 3 on bug 1179869 from fcicq

now upgraded to 5.10.1-1-default. no longer oops but it says busy workqueues.


[17265.144211] Bluetooth: hci0: command 0x0406 tx timeout
[17268.536609] usb 1-8: reset full-speed USB device number 3 using xhci_hcd
[17270.168081] Bluetooth: hci0: command 0x0c03 tx timeout
[17278.391900] Bluetooth: hci0: HCI reset during shutdown failed
[17284.151840] usb 1-8: device descriptor read/64, error -110
[17296.370979] wlp1s0: deauthenticating from MASKED by local choice (Reason:
3=DEAUTH_LEAVING)
[17297.094601] PM: suspend entry (deep)
[17297.200514] Filesystems sync: 0.105 seconds
[17297.239967] Freezing user space processes ... (elapsed 0.002 seconds) done.
[17297.242420] OOM killer disabled.
[17297.242421] Freezing remaining freezable tasks ... 
[17299.767783] usb 1-8: device descriptor read/64, error -110
[17300.003569] usb 1-8: reset full-speed USB device number 3 using xhci_hcd
[17315.383370] usb 1-8: device descriptor read/64, error -110

[17317.248611] Freezing of tasks failed after 20.006 seconds (0 tasks refusing
to freeze, wq_busy=1):
[17317.248621] Showing busy workqueues and worker pools:
[17317.248625] workqueue events: flags=0x0
[17317.248628]   pwq 6: cpus=3 node=0 flags=0x0 nice=0 active=1/256 refcnt=3
[17317.248647]     in-flight: 4410:btusb_waker [btusb] BAR(3433)
[17317.248675] workqueue pm: flags=0x4
[17317.248678]   pwq 6: cpus=3 node=0 flags=0x0 nice=0 active=0/0 refcnt=2
[17317.248690]     delayed: pm_runtime_work
[17317.248703]   pwq 4: cpus=2 node=0 flags=0x0 nice=0 active=0/0 refcnt=3
[17317.248715]     delayed: pm_runtime_work, pm_runtime_work
[17317.248728]   pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=0/0 refcnt=2
[17317.248740]     delayed: pm_runtime_work
[17317.248758] workqueue usb_hub_wq: flags=0x4
[17317.248761]   pwq 4: cpus=2 node=0 flags=0x0 nice=0 active=1/0 refcnt=2
[17317.248773]     in-flight: 103:hub_event [usbcore]
[17317.248826] workqueue hci0: flags=0xa0012
[17317.248830]   pwq 9: cpus=0-3 flags=0x4 nice=-20 active=1/1 refcnt=4
[17317.248841]     in-flight: 3433:hci_power_off [bluetooth]
[17317.248902]     delayed: hci_power_on [bluetooth]
[17317.248959] pool 4: cpus=2 node=0 flags=0x0 nice=0 hung=3s workers=3 idle:
4497 3809
[17317.248978] pool 6: cpus=3 node=0 flags=0x0 nice=0 hung=0s workers=5 idle:
4537 4500 4439 4451
[17317.249002] pool 9: cpus=0-3 flags=0x4 nice=-20 hung=20s workers=3 idle:
4498 124

[17317.249186] Restarting kernel threads ... done.
[17317.249737] OOM killer enabled.
[17317.249739] Restarting tasks ... done.
[17317.431005] PM: suspend exit
[17317.431141] PM: suspend entry (s2idle)
[17317.989563] Filesystems sync: 0.558 seconds
[17317.990021] Freezing user space processes ... (elapsed 0.002 seconds) done.
[17317.992300] OOM killer disabled.
[17317.992302] Freezing remaining freezable tasks ...