[Bug 1926062] Re: [hirsute/impish] Can't turn bluetooth on again after turning it off

** Description changed:

+ [Impact]
+
+ * On/off of Bluetooth in gnome-control-center will not work properly.
+
+ * Devices are not refreshed in the list anymore.
+
+ * The passed struct will depend on the length of the submitted read() and the
+ kernel version.
+
+ [Test Plan]
+
+ * Open gnome-control-center and select Bluetooth
+
+ * turn off Bluetooth via UI
+
+ * turn on Bluetooth via UI
+
+ [Where problems could occur]
+
+ * If user install newer kernel such as 5.13, they may have this issue.
+
+ * Tested on Intel AX201 and Intel 6235 with kernel version
+ 5.13.0-1003-oem.
+
+ * Upstream bug in gnome-bluetooth
+ https://gitlab.gnome.org/GNOME/gnome-bluetooth/-/issues/38
+
+ * Discussion in linux-bluetooth
+ https://marc.info/?t=162004758900003&r=1&w=2
+
+ [Original bug report]
+
When ever i Turn on my system or restart bluetooth is open any it
connects to any device. But when i turn off bluetooth and try to turn it
on again. it neither turns on nor scans/connects to any device. This is
happening since I updated my system to ubuntu 21.04 LTS

- Bluetooth: hci0: HCI reset during shutdown failed
+   Bluetooth: hci0: HCI reset during shutdown failed

ProblemType: Bug
DistroRelease: Ubuntu 21.04
Package: bluetooth (not installed)
ProcVersionSignature: Ubuntu 5.11.0-16.17-generic 5.11.12
Uname: Linux 5.11.0-16-generic x86_64
ApportVersion: 2.20.11-0ubuntu65
Architecture: amd64
CasperMD5CheckResult: unknown
CurrentDesktop: ubuntu:GNOME
Date: Sun Apr 25 15:09:23 2021
InstallationDate: Installed on 2020-12-15 (130 days ago)
InstallationMedia: Ubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
InterestingModules: rfcomm bnep btusb bluetooth
MachineType: LENOVO 80TR
ProcEnviron:
 LANGUAGE=en_IN:en
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_IN
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.11.0-16-generic root=UUID=7c507bd4-c66c-4233-a64e-804f6df5412b ro quiet splash vt.handoff=7
SourcePackage: bluez
UpgradeStatus: Upgraded to hirsute on 2021-04-22 (2 days ago)
dmi.bios.date: 07/31/2017
dmi.bios.release: 1.29
dmi.bios.vendor: LENOVO
dmi.bios.version: 3UCN29WW
dmi.board.asset.tag: No Asset Tag
dmi.board.name: Nano 5B1
dmi.board.vendor: LENOVO
dmi.board.version: No DPK
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Lenovo ideapad 110-15AST
dmi.ec.firmware.release: 1.29
dmi.modalias: dmi:bvnLENOVO:bvr3UCN29WW:bd07/31/2017:br1.29:efr1.29:svnLENOVO:pn80TR:pvrLenovoideapad110-15AST:rvnLENOVO:rnNano5B1:rvrNoDPK:cvnLENOVO:ct10:cvrLenovoideapad110-15AST:
dmi.product.family: IDEAPAD
dmi.product.name: 80TR
dmi.product.sku: LENOVO_MT_80TR_BU_idea_FM_Lenovo ideapad 110-15AST
dmi.product.version: Lenovo ideapad 110-15AST
dmi.sys.vendor: LENOVO
hciconfig:
 hci0: Type: Primary Bus: USB
  BD Address: C8:3D:D4:84:E0:06 ACL MTU: 820:8 SCO MTU: 255:16
  DOWN
  RX bytes:744804 acl:76 sco:0 events:105989 errors:0
  TX bytes:51871528 acl:113157 sco:0 commands:192 errors:0

** Tags added: regression-release

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https://bugs.launchpad.net/bugs/1926062

Title:
[hirsute/impish] Can't turn bluetooth on again after turning it off

Status in GNOME Bluetooth:
Unknown
Status in bluez package in Ubuntu:
In Progress
Status in gnome-settings-daemon package in Ubuntu:
Fix Released
Status in linux package in Ubuntu:
Invalid

Bug description:
[Impact]

* On/off of Bluetooth in gnome-control-center will not work properly.

* Devices are not refreshed in the list anymore.

* The passed struct will depend on the length of the submitted read() and the
kernel version.

[Test Plan]

* Open gnome-control-center and select Bluetooth

* turn off Bluetooth via UI

* turn on Bluetooth via UI

[Where problems could occur]

* If user install newer kernel such as 5.13, they may have this
issue.

* Tested on Intel AX201 and Intel 6235 with kernel version
5.13.0-1003-oem.

* Upstream bug in gnome-bluetooth
https://gitlab.gnome.org/GNOME/gnome-bluetooth/-/issues/38

* Discussion in linux-bluetooth
https://marc.info/?t=162004758900003&r=1&w=2

[Original bug report]

When ever i Turn on my system or restart bluetooth is open any it
connects to any device. But when i turn off bluetooth and try to turn
it on again. it neither turns on nor scans/connects to any device.
This is happening since I updated my system to ubuntu 21.04 LTS

  Bluetooth: hci0: HCI reset during shutdown failed

ProblemType: Bug
DistroRelease: Ubuntu 21.04
Package: bluetooth (not installed)
ProcVersionSignature: Ubuntu 5.11.0-16.17-generic 5.11.12
Uname: Linux 5.11.0-16-generic x86_64
ApportVersion: 2.20.11-0ubuntu65
Architecture: amd64
CasperMD5CheckResult: unknown
CurrentDesktop: ubuntu:GNOME
Date: Sun Apr 25 15:09:23 2021
InstallationDate: Installed on 2020-12-15 (130 days ago)
InstallationMedia: Ubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
InterestingModules: rfcomm bnep btusb bluetooth
MachineType: LENOVO 80TR
ProcEnviron:
 LANGUAGE=en_IN:en
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_IN
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.11.0-16-generic root=UUID=7c507bd4-c66c-4233-a64e-804f6df5412b ro quiet splash vt.handoff=7
SourcePackage: bluez
UpgradeStatus: Upgraded to hirsute on 2021-04-22 (2 days ago)
dmi.bios.date: 07/31/2017
dmi.bios.release: 1.29
dmi.bios.vendor: LENOVO
dmi.bios.version: 3UCN29WW
dmi.board.asset.tag: No Asset Tag
dmi.board.name: Nano 5B1
dmi.board.vendor: LENOVO
dmi.board.version: No DPK
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Lenovo ideapad 110-15AST
dmi.ec.firmware.release: 1.29
dmi.modalias: dmi:bvnLENOVO:bvr3UCN29WW:bd07/31/2017:br1.29:efr1.29:svnLENOVO:pn80TR:pvrLenovoideapad110-15AST:rvnLENOVO:rnNano5B1:rvrNoDPK:cvnLENOVO:ct10:cvrLenovoideapad110-15AST:
dmi.product.family: IDEAPAD
dmi.product.name: 80TR
dmi.product.sku: LENOVO_MT_80TR_BU_idea_FM_Lenovo ideapad 110-15AST
dmi.product.version: Lenovo ideapad 110-15AST
dmi.sys.vendor: LENOVO
hciconfig:
 hci0: Type: Primary Bus: USB
  BD Address: C8:3D:D4:84:E0:06 ACL MTU: 820:8 SCO MTU: 255:16
  DOWN
  RX bytes:744804 acl:76 sco:0 events:105989 errors:0
  TX bytes:51871528 acl:113157 sco:0 commands:192 errors:0

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