[4.3.0.12] [Xperia X 10 II] Fragile bluetooth stack

[deloptes]

REPRODUCIBILITY (% or how often): 100%
BUILD ID = OS VERSION (Settings > About product): 4.3.0.12
HARDWARE (XA2, X10, X10 II, …): X10 II
UI LANGUAGE: English
REGRESSION: (compared to previous public release: Yes, No, ?): Most probably (on 3.3.0.16 this is not observed)

DESCRIPTION:

Even when BT is disabled in the Sailfish OS, the device is being discovered/is discoverable.
I assume this has something to do with the AlienDalvik/Android

PRECONDITIONS:

Disable BT
Make sure with rfkill list that it shows hci0 as blocked

STEPS TO REPRODUCE:

1. start discovery on one other BT device
2. Xperia X 10 II shows up

EXPECTED RESULT:

Xperia X 10 II is not showing up

ACTUAL RESULT:

Xperia X 10 II shows up

ADDITIONAL INFORMATION:

(Please ALWAYS attach relevant data such as logs, screenshots, etc…)

[Alex]

This seems to be a duplicate of:

Device still discoverable even if bluetooth interface is closed

REPRODUCIBILITY (% or how often): no idea, i remark it for the 1st time. Repro is not that easy BUILD ID: v3.3.0.16 HARDWARE (Jolla1, Tablet, XA2,…): sony xperia xa2+ UI LANGUAGE: french REGRESSION: (compared to previous public release: Yes, No, ?): DESCRIPTION: Related to the following tjc-thread. After using my device with ny divacore true wireless headset came to the issue of a huge battery drain, which give an only one day autonomy to my device instead of 5. Today I got a further info…

[deloptes]

This is strange because I have two devices on 3.3.0.16 and I do not observe the issue on them.

[deloptes]

when restarting bluetooth it stops

in fact restarting of bluetooth (systemctl restart bluetooth) is necessary in many other cases not part of this issue.
this explains why I am frustrated over bluetooth in Sailfish X, but I do not want to risk being banned for another week because of bad language and attitude .