okay installed kernel 6.8.0-7 from noble-proposed and bluetooth issue is gone
with this version.. no drops
so this appears fixed
** Changed in: linux (Ubuntu)
Status: New => Incomplete
** Changed in: linux (Ubuntu)
Status: Incomplete => Fix Released
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All on the same hardware .. just different install paritions..
a manjaro install with kernel 6.6.7 has no bluetooth issues even though
the latest Ubuntu 6.6.0-14-generic kernel still has bluetooth dropouts
.. up to date nobel install .. same install parition running
6.5.0-5-generic kernel no
no change with kernel 6.6.0-14
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https://bugs.launchpad.net/bugs/2038539
Title:
bluetooth connections are unstable with linux-image-6.5.0-6-generic
and above (MANTIC)
upgrade to kernel 6.6.0-13 slightly lessens the problem but does not
eliminate the drop outs again starting browsing seems to trigger drop
out to begin.. scheduler issue?
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the apparmor lines above are also present using the 6.5.0-5 kernel which
does NOT have glitches .. so that's a red herring ..
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Title:
tried tail -f /var/log/syslog -f /var/log/kern.log ..
nothing syncronizes with the sound glitchers although a regular event is
==> /var/log/syslog <==
2023-11-15T13:17:48.973884-05:00 zlite1c kernel: [ 938.056939] audit:
type=1400 audit(1700072268.965:142): apparmor="DENIED" operation="open"
There are a lot of stable and apparmor updates that went into 6.5.0-7.
Can you identify any kernel or system log events at the (exact) time
when the disconnects/dropouts happen?
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just did another fresh noble xubuntu daily install .. 11/14/2023
bluetooth sound is jittery .. even without a browser
started..vmlinux-6.5.0-9-generic .. is on the install media..
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comment #41 was with the 6.5.0-12 kernel version .. switching to the
older 6.5.0-5 kernel there are no issues (same software/hardware/just a
reboot to a different kernel)
.. so a definite kernel internal interaction appears indicated between
regular network and bluetooth network .. regular
note: disconnecting from the network stops dropouts considerably to a
much more tolerable level.
I tried using flight mode but that kills bluetooth as well and turning
it on again resulted in a struggle to reconnect the headphones. ..
as a side note .. latest audio updates had just been
** Changed in: linux (Ubuntu)
Status: Incomplete => New
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https://bugs.launchpad.net/bugs/2038539
Title:
bluetooth connections are unstable with
This bug has been reported on the Ubuntu ISO testing tracker.
A list of all reports related to this bug can be found here:
https://iso.qa.ubuntu.com/qatracker/reports/bugs/2038539
** Tags added: iso-testing
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FYI a test install of fedora 39beta upgraded to latest
vmlinuz-6.5.9-300.fc39.x86_64 kernel has no bluetooth audio issues .. on
the same hardware .. different partions only..
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intermittent behaviour still present in 6.5.0-10 .. just installed .. but
disconnects are less frequent.
audio drop-outs are frequent.. tracks play normally with linux-image-6.5.0-5 ..
manually marked .. to prevent removal..
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** Summary changed:
- bluetooth connections are unstable with linux-image-6.5.0-7-generic (MANTIC)
+ bluetooth connections are unstable with linux-image-6.5.0-6-generic and above
(MANTIC)
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