[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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https://bugs.launchpad.net/bugs/1881213
Switching the ports so that the WD15 dock is connected to the USB-C port
closer to the power socket and the display is connected to the other
USB-C port fixed the issue. Apple USB-C to HDMI dongle exhibited the
same issue when plugged into the same port. When the WD15 was connected
to the port
I still find it weird that no issues occur in Windows. Will try to
reproduce with kernel 5.7 and attach dmesg.
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Title:
System hangs at reboot or
Can you please attach full dmesg for v5.7?
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Title:
System hangs at reboot or poweroff. kworker blocked at dp_altmode_work
To manage
Use the same BIOS, on KDE of 20.04.
Attach a USB-C to DP monitor and a Lenovo dock.
This issue is not reproduced.
Probably it is caused by usb-c to DP dongle or dock.
Could you try unplug one or both of them?
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@kaihengfeng
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Title:
System hangs at reboot or poweroff. kworker blocked at dp_altmode_work
To manage notifications about this bug go to:
@kaifengheng
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Title:
System hangs at reboot or poweroff. kworker blocked at dp_altmode_work
To manage notifications about this bug go to:
Issue still occurs on latest mainline kernel without nvidia proprietary
drivers. Attached another picture as logging is shutdown when issue
occurs. The attached display is only connected to the dedicated GPU and
is not outputted to at all in this configuration.
** Attachment added: "Picture of
Please test latest mainline kernel:
https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.7-rc7/
** Changed in: linux (Ubuntu)
Status: Confirmed => Incomplete
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Additional information:
Philips PHL276E8V attached via USB-C to DP1.2 cable
Dell WD15 Dock attached via USB-C cable
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Title:
System hangs at
** Package changed: xorg (Ubuntu) => linux (Ubuntu)
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Title:
System hangs at reboot or poweroff. kworker blocked at dp_altmode_work
To manage
** Package changed: ubuntu => xorg (Ubuntu)
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Title:
System hangs at reboot or poweroff. kworker blocked at dp_altmode_work
To manage
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