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While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1833698
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.
** Changed in: linux (Ubuntu)
Status: New => Incomplete
** Tags added: xenial
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https://bugs.launchpad.net/bugs/1833698
Title:
Bluetooth regressions with Xenial kernel 4.4.0-152.179
Status in linux package in Ubuntu:
Incomplete
Status in linux source package in Xenial:
Confirmed
Bug description:
[Impact]
The Certification Team is reporting regressions with the Bluetooth testcases
with all Xenial kernels derivatives of 4.4.0-152.179.
The suspected commit is "d5bb334a8e17 Bluetooth: Align minimum
encryption key size for LE and BR/EDR connections".
https://www.spinics.net/lists/linux-bluetooth/msg80148.html
https://lkml.org/lkml/2019/6/13/1037
[Test Case]
Certification Team test suite (currently the revert is to be verified to fix
the issue).
[Fix]
Revert the introducing commit, as done upstream on stable branch linux-5.1.y
by Greg K-H:
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-5.1.y&id=b528880e8b0167c34cb36c1b4e6165192f76267c
[Regression Risk]
Low. Reverts a commit that's known to have cause problems.
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