Public bug reported:
[Impact]
Bluetooth keyboard cannot be connected to Realtek BT controller.
[Fix]
It's a regression from Ubuntu-6.5.0-20.20 and Ubuntu-oem-6.5-6.5.0-1016.17
The bad commit:
c7f59461f5a78 ("Bluetooth: Fix a refcnt underflow problem for hci_conn")
Fix:
7e74aa53a68bf ("Bluetooth: hci_event: Fix handling of HCI_EV_IO_CAPA_REQUEST")
[Test]
Tested on hardware, the bt3.0 keyboard connects to host well.
[Where problems could occur]
It may break bluetooth.
The commit is already in v6.8-rc7,
SRU oem-6.5 and mantic.
** Affects: hwe-next
Importance: High
Assignee: AaronMa (mapengyu)
Status: In Progress
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux-oem-6.5 (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux (Ubuntu Jammy)
Importance: Undecided
Status: Invalid
** Affects: linux-oem-6.5 (Ubuntu Jammy)
Importance: High
Status: In Progress
** Affects: linux (Ubuntu Mantic)
Importance: High
Status: In Progress
** Affects: linux-oem-6.5 (Ubuntu Mantic)
Importance: Undecided
Status: Invalid
** Tags: oem-priority originate-from-2058356 sutton
** Tags added: oem-priority originate-from-2058356 sutton
** Also affects: linux-oem-6.5 (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Jammy)
Importance: Undecided
Status: New
** Also affects: linux-oem-6.5 (Ubuntu Jammy)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Mantic)
Importance: Undecided
Status: New
** Also affects: linux-oem-6.5 (Ubuntu Mantic)
Importance: Undecided
Status: New
** Changed in: linux-oem-6.5 (Ubuntu Mantic)
Status: New => Invalid
** Changed in: linux (Ubuntu Jammy)
Status: New => Invalid
** Changed in: linux (Ubuntu Mantic)
Status: New => In Progress
** Changed in: linux-oem-6.5 (Ubuntu Jammy)
Status: New => In Progress
** Changed in: hwe-next
Assignee: (unassigned) => AaronMa (mapengyu)
** Changed in: hwe-next
Importance: Undecided => High
** Changed in: linux (Ubuntu Mantic)
Importance: Undecided => High
** Changed in: linux-oem-6.5 (Ubuntu Jammy)
Importance: Undecided => High
** Changed in: hwe-next
Status: New => In Progress
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https://bugs.launchpad.net/bugs/2063067
Title:
Fix bluetooth connections with 3.0 device
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