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 -- You received this bug notification because you are a member of Kernel 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 -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp