Public bug reported:
[Impact]
The btrtl driver in the 5.15 jammy kernel sometimes doesn't (re-) load
firmware which results in the BT adapter running potentially old
firmware rather than the current version from /lib/firmware provided by
the linux-firmware package.
[Test Case]
TBD.
[Where Problems Could Occur]
Limited to Realtek USB bluetooth adapters that use the btrtl driver.
Issues could show up as Bluetooth connection/initialization problems.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux (Ubuntu Jammy)
Importance: Undecided
Status: Confirmed
** Also affects: linux (Ubuntu Jammy)
Importance: Undecided
Status: New
** Description changed:
[Impact]
The btrtl driver in the 5.15 jammy kernel sometimes doesn't (re-) load
firmware which results in the BT adapter running potentially old
firmware rather than the current version from /lib/firmware provided by
the linux-firmware package.
[Test Case]
TBD.
[Where Problems Could Occur]
- Limited to Realtek USB bluetooth adapters that use the btrl driver.
+ Limited to Realtek USB bluetooth adapters that use the btrtl driver.
Issues could show up as Bluetooth connection/initialization problems.
** Also affects: linux-hwe-5.15 (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: New
** Also affects: linux-hwe-5.15 (Ubuntu Focal)
Importance: Undecided
Status: New
** No longer affects: linux-hwe-5.15 (Ubuntu)
** No longer affects: linux (Ubuntu Focal)
** No longer affects: linux-hwe-5.15 (Ubuntu Focal)
** No longer affects: linux-hwe-5.15 (Ubuntu Jammy)
** Changed in: linux (Ubuntu Jammy)
Status: New => Confirmed
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Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/2026028
Title:
usbrtl sometimes doesn't reload firmware
Status in linux package in Ubuntu:
New
Status in linux source package in Jammy:
Confirmed
Bug description:
[Impact]
The btrtl driver in the 5.15 jammy kernel sometimes doesn't (re-) load
firmware which results in the BT adapter running potentially old
firmware rather than the current version from /lib/firmware provided
by the linux-firmware package.
[Test Case]
TBD.
[Where Problems Could Occur]
Limited to Realtek USB bluetooth adapters that use the btrtl driver.
Issues could show up as Bluetooth connection/initialization problems.
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2026028/+subscriptions
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