QCA6390 bluetooth doesn't work after warm boot or disable/reenable

[Wren Turkal]

+Kalle Valo since you have the same laptop

On 4/6/24 1:16 PM, Wren Turkal wrote:
> Sorry for the double send on the original message. I am still hoping to 
> get some help. I have added additional info below.
> 
> On 4/4/24 12:14 PM, Wren Turkal wrote:
>> Hey there ath11k/bluetooth folks,
>>
>> I am having a pretty major problem with QCA6930 for some time (maybe a 
>> year or two). I have this bluetooth device:
>>
>> 72:00.0 Unassigned class [ff00]: Qualcomm Technologies, Inc QCA6390 
>> Wireless Network Adapter
>>
>> This device appears to be driven by the ath11k module and others. I 
>> hope I am pinging the right lists.
>>
>> I am using Fedora Rawhide. Fully updated yesterday. My uname reports 
>> this:
>>
>> Linux braindead.localdomain 
>> 6.9.0-0.rc2.20240402git026e680b0a08.24.fc41.x86_64 #1 SMP 
>> PREEMPT_DYNAMIC Tue Apr  2 17:51:18 UTC 2024 x86_64 GNU/Linux
> 
> Updated today. Here's the new uname:
> 
> Linux braindead.localdomain 
> 6.9.0-0.rc2.20240405git8cb4a9a82b21.27.fc41.x86_64 #1 SMP 
> PREEMPT_DYNAMIC Fri Apr  5 16:48:07 UTC 2024 x86_64 GNU/Linux
> 
> I also noticed a new version of bluez. Here is the RPM package version: 
> bluez-5.73-3.fc41.x86_64
> 
>> My main bluetooth device is  a Logitech MX 3 Mac mouse that uses 
>> bluetooth. When bluetooth fails, so does the mouse. I have power cycle 
>> my laptop when that happens. I'd love to help find a fix for this.
>>
>> The problem is that I cannot disable and re-enable the bluetooth on my 
>> system. Bluetooth also doesn't work after a warm boot. I have to power 
>> cycle my laptop to recover bluetooth funcitonality. I have tried the 
>> following:
>>
>> * logging into KDE Plasma (bluetooth stops working)
>> * logging into GNOME (works on cold boot, fails on warm boot)
> 
> I did notice that the mouse seems to work in Plasma until a few sec 
> after I see the background image appears. I suspect that Plasma is 
> disabling and reenabling the bluetooth where Gnome does not do that.
> 
>> After logging into GNOME during a cold boot, I have also done 
>> "systemctl restart bluetooth.service". I get these journal logs during 
>> the stop;
>>
>> ➜  bt_kernel_bug cat journal-stop-bluetooth-service.log
>> Apr 04 10:14:41 braindead.localdomain NetworkManager[1120]: <info> 
>> [1712250881.7060] device (F0:5C:77:F2:60:FC): state change: 
>> disconnected -> unmanaged (reason 'removed', sys-iface-state: 'removed')
>> Apr 04 10:14:41 braindead.localdomain systemd[1]: Starting 
>> systemd-rfkill.service - Load/Save RF Kill Switch Status...
>> Apr 04 10:14:41 braindead.localdomain systemd[1]: Started 
>> systemd-rfkill.service - Load/Save RF Kill Switch Status.
>> Apr 04 10:14:41 braindead.localdomain audit[1]: SERVICE_START pid=1 
>> uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 
>> msg='unit=systemd-rfkill comm="systemd" exe="/usr/lib/systemd/systemd" 
>> hostname=? addr=? terminal=? res=success'
>> Apr 04 10:14:46 braindead.localdomain systemd[1]: 
>> systemd-rfkill.service: Deactivated successfully.
>> Apr 04 10:14:46 braindead.localdomain audit[1]: SERVICE_STOP pid=1 
>> uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 
>> msg='unit=systemd-rfkill comm="systemd" exe="/usr/lib/systemd/systemd" 
>> hostname=? addr=? terminal=? res=success'
>>
>> I get these journal logs during start:
>>
>> Apr 04 10:15:05 braindead.localdomain kernel: Bluetooth: hci0: setting 
>> up ROME/QCA6390
>> Apr 04 10:15:05 braindead.localdomain systemd[1]: Starting 
>> systemd-rfkill.service - Load/Save RF Kill Switch Status...
>> Apr 04 10:15:05 braindead.localdomain systemd[1]: Started 
>> systemd-rfkill.service - Load/Save RF Kill Switch Status.
>> Apr 04 10:15:05 braindead.localdomain audit[1]: SERVICE_START pid=1 
>> uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 
>> msg='unit=systemd-rfkill comm="systemd" exe="/usr/lib/systemd/systemd" 
>> hostname=? addr=? terminal=? res=success'
>> Apr 04 10:15:05 braindead.localdomain kernel: Bluetooth: hci0: QCA 
>> Product ID   :0x00000010
>> Apr 04 10:15:05 braindead.localdomain kernel: Bluetooth: hci0: QCA SOC 
>> Version  :0x400a0200
>> Apr 04 10:15:05 braindead.localdomain kernel: Bluetooth: hci0: QCA ROM 
>> Version  :0x00000200
>> Apr 04 10:15:05 braindead.localdomain kernel: Bluetooth: hci0: QCA 
>> Patch Version:0x00003ac0
>> Apr 04 10:15:05 braindead.localdomain kernel: Bluetooth: hci0: QCA 
>> controller version 0x02000200
>> Apr 04 10:15:05 braindead.localdomain kernel: Bluetooth: hci0: QCA 
>> Downloading qca/htbtfw20.tlv
>> Apr 04 10:15:06 braindead.localdomain kernel: Bluetooth: hci0: QCA 
>> Failed to send TLV segment (-110)
>> Apr 04 10:15:06 braindead.localdomain kernel: Bluetooth: hci0: QCA 
>> Failed to download patch (-110)
>> Apr 04 10:15:06 braindead.localdomain kernel: Bluetooth: hci0: Retry 
>> BT power ON:0
>> Apr 04 10:15:08 braindead.localdomain kernel: Bluetooth: hci0: command 
>> 0xfc00 tx timeout
>> Apr 04 10:15:08 braindead.localdomain kernel: Bluetooth: hci0: Reading 
>> QCA version information failed (-110)
>> Apr 04 10:15:08 braindead.localdomain kernel: Bluetooth: hci0: Retry 
>> BT power ON:1
>> Apr 04 10:15:10 braindead.localdomain systemd[1]: 
>> systemd-rfkill.service: Deactivated successfully.
>> Apr 04 10:15:10 braindead.localdomain audit[1]: SERVICE_STOP pid=1 
>> uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 
>> msg='unit=systemd-rfkill comm="systemd" exe="/usr/lib/systemd/systemd" 
>> hostname=? addr=? terminal=? res=success'
>> Apr 04 10:15:10 braindead.localdomain kernel: Bluetooth: hci0: command 
>> 0xfc00 tx timeout
>> Apr 04 10:15:10 braindead.localdomain kernel: Bluetooth: hci0: Reading 
>> QCA version information failed (-110)
>> Apr 04 10:15:10 braindead.localdomain kernel: Bluetooth: hci0: Retry 
>> BT power ON:2
>> Apr 04 10:15:13 braindead.localdomain bluetoothd[986]: Failed to set 
>> mode: Authentication Failed (0x05)
>> Apr 04 10:15:13 braindead.localdomain kernel: Bluetooth: hci0: command 
>> 0xfc00 tx timeout
>> Apr 04 10:15:13 braindead.localdomain kernel: Bluetooth: hci0: Reading 
>> QCA version information failed (-110)
>> Apr 04 10:15:15 braindead.localdomain chronyd[1065]: Selected source 
>> 204.17.205.8 (2.fedora.pool.ntp.org)
>> Apr 04 10:15:22 braindead.localdomain systemd[1687]: Created slice 
>> background.slice - User Background Tasks Slice.
>> Apr 04 10:15:22 braindead.localdomain systemd[1687]: Starting 
>> systemd-tmpfiles-clean.service - Cleanup of User's Temporary Files and 
>> Directories...
>> Apr 04 10:15:22 braindead.localdomain systemd[1687]: Finished 
>> systemd-tmpfiles-clean.service - Cleanup of User's Temporary Files and 
>> Directories.
>> Apr 04 10:15:38 braindead.localdomain audit: BPF prog-id=86 op=LOAD
>> Apr 04 10:15:38 braindead.localdomain systemd[1]: Starting 
>> plocate-updatedb.service - Update the plocate database...
>> Apr 04 10:15:41 braindead.localdomain systemd[1687]: Started 
>> vte-spawn-21527424-cb2d-479f-af17-22251e2b37a0.scope - VTE child 
>> process 5144 launched by gnome-terminal-server process 4668.
>> Apr 04 10:15:53 braindead.localdomain systemd[1]: 
>> plocate-updatedb.service: Deactivated successfully.
>> Apr 04 10:15:53 braindead.localdomain systemd[1]: Finished 
>> plocate-updatedb.service - Update the plocate database.
>> Apr 04 10:15:53 braindead.localdomain systemd[1]: 
>> plocate-updatedb.service: Consumed 6.802s CPU time.
>> Apr 04 10:15:53 braindead.localdomain audit[1]: SERVICE_START pid=1 
>> uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 
>> msg='unit=plocate-updatedb comm="systemd" 
>> exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>> Apr 04 10:15:53 braindead.localdomain audit[1]: SERVICE_STOP pid=1 
>> uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 
>> msg='unit=plocate-updatedb comm="systemd" 
>> exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
>> Apr 04 10:15:54 braindead.localdomain audit: BPF prog-id=86 op=UNLOAD
>> Apr 04 10:16:13 braindead.localdomain baloo_file_extractor[5251]: 
>> kf.idletime: Could not find any system poller plugin
>> Apr 04 10:16:13 braindead.localdomain baloo_file_extractor[5251]: 
>> qt.core.qobject.connect: QObject::connect(KAbstractIdleTimePoller, 
>> KIdleTime): invalid nullptr parameter
>> Apr 04 10:16:13 braindead.localdomain baloo_file_extractor[5251]: 
>> qt.core.qobject.connect: QObject::connect(KAbstractIdleTimePoller, 
>> KIdleTime): invalid nullptr parameter
>>
>> There's a bunch of errors in those logs starting with these two 
>> seemingly important lines:
>>
>> Apr 04 10:15:06 braindead.localdomain kernel: Bluetooth: hci0: QCA 
>> Failed to send TLV segment (-110)
>> Apr 04 10:15:06 braindead.localdomain kernel: Bluetooth: hci0: QCA 
>> Failed to download patch (-110)
> 
> Logs are mostly unchanges when restarting the bluetooth service after a 
> cold boot with the bluetooth originally working.
> 
>> FWIW, I get similar logs after logging into KDE Plasma. I also get 
>> similar logs after a warm boot.
>>
>> This appears to be some kind of bug in the initialization of the 
>> hardware. Is there any additional information I can provide to help 
>> troubleshoot this problem.
> 
> I will also say that the bluetooth appears to work throught a 
> suspend/resume cycle as long as I don't restart the bluetooth service.
> 
> Oh, and my laptop is a Dell 9310 if that helps.

Kalle, I noticed that you reported having a Dell 9310 in 2021 in a 
message on this very mailing list. Do you happen to still have that 
laptop? If so, so you still test on that laptop at all? I am curious if 
it is having the same issue I am experiencing?

> Is there any other info I could collect that might be useful?
> 
> I'm pretty new to troubleshooting a problem like this and would be happy 
> to have any advice anyone might want to share.
> 
> Thanks,
> wt
> 

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