This bug is awaiting verification that the linux-mtk/5.15.0-1034.39
kernel in -proposed solves the problem. Please test the kernel and
update this bug with the results. If the problem is solved, change the
tag 'verification-needed-jammy-linux-mtk' to 'verification-done-jammy-
linux-mtk'. If the pro
This bug is awaiting verification that the linux-nvidia-
tegra-5.15/5.15.0-1027.27~20.04.1 kernel in -proposed solves the
problem. Please test the kernel and update this bug with the results. If
the problem is solved, change the tag 'verification-needed-focal-linux-
nvidia-tegra-5.15' to 'verificat
Doesn't affect tegra kernels
** Tags removed: verification-needed-jammy-linux-nvidia-tegra
verification-needed-jammy-linux-nvidia-tegra-igx
** Tags added: verification-done-jammy-linux-nvidia-tegra
verification-done-jammy-linux-nvidia-tegra-igx
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focal:linux-bluefield kernel has CONFIG_SOUND set to 'n' so this bug
doesn't affect it.
** Tags removed: verification-needed-focal-linux-bluefield
** Tags added: verification-done-focal-linux-bluefield
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Adding the "verification-done-focal-linux-aws-5.15" since this bug
doesn't affect focal:linux-azure-5.15
** Tags removed: kernel-spammed-bionic-linux-azure-5.4-v2
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verification-needed-focal-linux-aws-5.15
verifica
This bug is awaiting verification that the linux-
azure-5.4/5.4.0-1135.142~18.04.1 kernel in -proposed solves the problem.
Please test the kernel and update this bug with the results. If the
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azure-5.4' to 'verification-done-bionic
This bug is awaiting verification that the linux-
ibm-5.15/5.15.0-1060.63~20.04.1 kernel in -proposed solves the problem.
Please test the kernel and update this bug with the results. If the
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ibm-5.15' to 'verification-done-focal-lin
This bug is awaiting verification that the linux-azure/5.4.0-1135.142
kernel in -proposed solves the problem. Please test the kernel and
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tag 'verification-needed-focal-linux-azure' to 'verification-done-focal-
linux-azure'. If t
This bug is awaiting verification that the linux-
raspi-5.4/5.4.0-1114.126~18.04.1 kernel in -proposed solves the problem.
Please test the kernel and update this bug with the results. If the
problem is solved, change the tag 'verification-needed-bionic-linux-
raspi-5.4' to 'verification-done-bionic
This bug is awaiting verification that the linux-
gcp-5.4/5.4.0-1134.143~18.04.1 kernel in -proposed solves the problem.
Please test the kernel and update this bug with the results. If the
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gcp-5.4' to 'verification-done-bionic-lin
This bug is awaiting verification that the linux-bluefield/5.4.0-1090.97
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tag 'verification-needed-focal-linux-bluefield' to 'verification-done-
focal-linux-bluef
This bug is awaiting verification that the linux-
gkeop-5.15/5.15.0-1050.57~20.04.1 kernel in -proposed solves the
problem. Please test the kernel and update this bug with the results. If
the problem is solved, change the tag 'verification-needed-focal-linux-
gkeop-5.15' to 'verification-done-focal
This bug is awaiting verification that the linux-gcp-tcpx/5.15.0-1018.18
kernel in -proposed solves the problem. Please test the kernel and
update this bug with the results. If the problem is solved, change the
tag 'verification-needed-focal-linux-gcp-tcpx' to 'verification-done-
focal-linux-gcp-tc
This bug is awaiting verification that the linux-raspi/5.15.0-1060.63
kernel in -proposed solves the problem. Please test the kernel and
update this bug with the results. If the problem is solved, change the
tag 'verification-needed-jammy-linux-raspi' to 'verification-done-jammy-
linux-raspi'. If t
This bug is awaiting verification that the linux-
hwe-5.15/5.15.0-118.128~20.04.1 kernel in -proposed solves the problem.
Please test the kernel and update this bug with the results. If the
problem is solved, change the tag 'verification-needed-focal-linux-
hwe-5.15' to 'verification-done-focal-lin
This bug is awaiting verification that the linux-
aws-5.15/5.15.0-1067.73~20.04.1 kernel in -proposed solves the problem.
Please test the kernel and update this bug with the results. If the
problem is solved, change the tag 'verification-needed-focal-linux-
aws-5.15' to 'verification-done-focal-lin
This bug is awaiting verification that the linux-oracle/5.15.0-1065.71
kernel in -proposed solves the problem. Please test the kernel and
update this bug with the results. If the problem is solved, change the
tag 'verification-needed-jammy-linux-oracle' to 'verification-done-
jammy-linux-oracle'. I
This bug is awaiting verification that the linux-ibm/5.15.0-1060.63
kernel in -proposed solves the problem. Please test the kernel and
update this bug with the results. If the problem is solved, change the
tag 'verification-needed-jammy-linux-ibm' to 'verification-done-jammy-
linux-ibm'. If the pro
This bug is awaiting verification that the linux-azure/5.15.0-1070.79
kernel in -proposed solves the problem. Please test the kernel and
update this bug with the results. If the problem is solved, change the
tag 'verification-needed-jammy-linux-azure' to 'verification-done-jammy-
linux-azure'. If t
This bug is awaiting verification that the linux-nvidia-tegra-
igx/5.15.0-1015.15 kernel in -proposed solves the problem. Please test
the kernel and update this bug with the results. If the problem is
solved, change the tag 'verification-needed-jammy-linux-nvidia-tegra-
igx' to 'verification-done-j
This bug is awaiting verification that the linux-nvidia-
tegra/5.15.0-1027.27 kernel in -proposed solves the problem. Please test
the kernel and update this bug with the results. If the problem is
solved, change the tag 'verification-needed-jammy-linux-nvidia-tegra' to
'verification-done-jammy-linu
Ubuntu 23.10 (Mantic Minotaur) has reached end of life, so this bug will
not be fixed for that specific release.
** Changed in: linux-signed-hwe-6.5 (Ubuntu Mantic)
Status: Fix Committed => Won't Fix
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Seems I was mistaken. This happens on 6.8 as well.
** Attachment added: "kern.log"
https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe-6.5/+bug/2061091/+attachment/5773507/+files/kern.log
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Thanks for the update, could you bisect which commit fixes the issue
since upstream 6.8 works?
https://git-scm.com/docs/git-bisect
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Ok, I reproduced this on a rebuild of 6.5.0-34 with
CONFIG_PROVE_LOCKING. Here are some relevant-looking bits of the logs.
It looks like the wireplumber process and the usb_disconnect process
have deadlocked?
[Thinking about this further, possibly the action that triggers it is to
disconnect the d
Oddly, I don't seem to be able to reproduce this problem on an upstream
6.8 kernel. I'll try with a rebuild of 6.5.0-27-generic instead.
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> And this call trace looks is related to current issue, I guess
snd_power_ref_and_wait was waiting for snd_card_disconnect which wakes
up power_sleep at the end of the code, but snd_card_disconnect ->
snd_device_disconnect_all -> snd_pcm_dev_disconnect was blocked for some
reason.
Yes, interestin
Looks suspend/resume can be completed sometimes.
Apr 15 12:49:26 xps9320 kernel: [10214.971688] Freezing user space processes
completed (elapsed 0.002 seconds)
Apr 15 21:45:23 xps9320 kernel: [30355.137512] Freezing user space processes
completed (elapsed 0.015 seconds)
Apr 15 23:02:59 xps9320 k
And this call trace looks is related to current issue, I guess
snd_power_ref_and_wait was waiting for snd_card_disconnect which wakes
up power_sleep at the end of the code, but snd_card_disconnect ->
snd_device_disconnect_all -> snd_pcm_dev_disconnect was blocked for some
reason.
Apr 15 21:48:23 x
There is another calltrace in kern.log which might be another issue
(probably need a separated bug report).
Apr 15 21:45:23 xps9320 kernel: [43079.109011]
Apr 15 21:45:23 xps9320 kernel: [43079.112281] UBSAN: shift-o
Here's the kern.log since the last-but-one reboot.
** Attachment added: "kern.log"
https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe-6.5/+bug/2061091/+attachment/5766127/+files/kern.log.gz
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rav@xps9320:~$ cat /proc/asound/modules
0 snd_soc_sof_sdw
1 snd_usb_audio
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Title:
Freezing user space processes fai
Could you share which audio driver is used in the affected system by
"cat /proc/asound/modules"? And pls attach the full kern.log to check if
something is suspicious here.
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** Changed in: linux-signed-hwe-6.5 (Ubuntu)
Assignee: Anthony Wong (anthonywong) => GuoqingJiang (guoqingjiang)
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** Changed in: linux-signed-hwe-6.5 (Ubuntu)
Assignee: (unassigned) => Anthony Wong (anthonywong)
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Title:
Freezi
I found a very similar report at
https://discussion.fedoraproject.org/t/freezing-user-space-processes-
failed-after-20-000-seconds-2-tasks-refusing-to-freeze-wq-busy-0/92672,
but no resolution there.
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