Public bug reported:
$ lsb_release -rd
Description:Ubuntu 19.10
Release:19.10
[Impact]
Devices affected:
* [1022:149c] USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Matisse
USB 3.0 Host Controller
* [1022:1487] Audio device [0403]: Advanced Micro Devices, Inc. [AMD]
apport information
** Tags added: apport-collected
** Description changed:
$ lsb_release -rd
Description:Ubuntu 19.10
Release:19.10
[Impact]
Devices affected:
* [1022:149c] USB controller [0c03]: Advanced Micro Devices, Inc. [AMD]
Matisse USB 3.0 Host
apport information
** Attachment added: "RfKill.txt"
https://bugs.launchpad.net/bugs/1865988/+attachment/5333481/+files/RfKill.txt
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Title:
apport information
** Attachment added: "ProcEnviron.txt"
https://bugs.launchpad.net/bugs/1865988/+attachment/5333477/+files/ProcEnviron.txt
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apport information
** Attachment added: "ProcCpuinfoMinimal.txt"
https://bugs.launchpad.net/bugs/1865988/+attachment/5333476/+files/ProcCpuinfoMinimal.txt
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apport information
** Attachment added: "CRDA.txt"
https://bugs.launchpad.net/bugs/1865988/+attachment/5333471/+files/CRDA.txt
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Title:
apport information
** Attachment added: "UdevDb.txt"
https://bugs.launchpad.net/bugs/1865988/+attachment/5333482/+files/UdevDb.txt
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Title:
Logs added
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Title:
Performing function level reset of AMD onboard USB and
apport information
** Attachment added: "CurrentDmesg.txt"
https://bugs.launchpad.net/bugs/1865988/+attachment/5333472/+files/CurrentDmesg.txt
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apport information
** Attachment added: "ProcInterrupts.txt"
https://bugs.launchpad.net/bugs/1865988/+attachment/5333478/+files/ProcInterrupts.txt
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apport information
** Attachment added: "WifiSyslog.txt"
https://bugs.launchpad.net/bugs/1865988/+attachment/5333483/+files/WifiSyslog.txt
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apport information
** Attachment added: "PulseList.txt"
https://bugs.launchpad.net/bugs/1865988/+attachment/5333480/+files/PulseList.txt
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apport information
** Attachment added: "Lsusb.txt"
https://bugs.launchpad.net/bugs/1865988/+attachment/5333475/+files/Lsusb.txt
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Title:
apport information
** Attachment added: "Lspci.txt"
https://bugs.launchpad.net/bugs/1865988/+attachment/5333474/+files/Lspci.txt
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Title:
apport information
** Attachment added: "IwConfig.txt"
https://bugs.launchpad.net/bugs/1865988/+attachment/5333473/+files/IwConfig.txt
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apport information
** Attachment added: "ProcModules.txt"
https://bugs.launchpad.net/bugs/1865988/+attachment/5333479/+files/ProcModules.txt
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Thanks for the suggestions. I agree that that this patch would benefit
the wider community, but I was hoping this particular fix would make it
into 20.04.
Is there a pathway for getting this patch into the kernel that
ultimately ships with 20.04? If so, what does that path look like?
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@marcos-scriven thanks for going through the process of putting together
an upstream patch. I'm still manually applying the patch and building a
kernel from Ubuntu (git) sources each time a new kernel becomes
available. So hopefully this makes is into Ubuntu's 5.4 kernel (and
potentially kernels
** Tags removed: verification-needed-eoan
** Tags added: verification-done-eoan
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Title:
Performing function level reset of AMD onboard USB and
The fix is also working for me under Focal. My system does not have a
'1022:148c' USB device, but I can't see a good reason why it wouldn't
work exactly the same as the other two devices. Additional verification
is welcome.
** Tags removed: verification-needed-focal
** Tags added:
I have tested the proposed update under 19.10 and can confirm that it
resolves the reset issue for affected devices in my system.
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Title:
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