Hello everyone,
I'll add the DMESG file so you can see how the dongle should ideally be
loaded. I also saw in the boot log of Windows that the driver fwlanusb6
is addressed, maybe this information is helpful for troubleshooting..
It seems to me that the stick checks if the operating system is
Hello Robert,
Please excuse my late reply. I now have the Ubuntu Studio version
20.04.3 LTS (Kernel 5.4) and the error unfortunately occurs again. But I
found out something interesting: If you "cold boot" Ubuntu Studio with
the WiFi adapter plugged in, the "dmesg error" flooding occurs and the
Public bug reported:
When the installation of Ubuntu Studio 20.04.3 LTS was almost complete,
the GRUB error occurred.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: ubiquity 20.04.15.17
ProcVersionSignature: Ubuntu 5.11.0-27.29~20.04.1-lowlatency 5.11.22
Uname: Linux 5.11.0-27-lowlatency
Hello Kai-Heng Feng!
The upgrade to the mainline kernel ver. 5.3rc3 fixed the problem, now
it's working OOTB! Thank you everyone for your hints and support!
** Changed in: linux (Ubuntu)
Status: Confirmed => Fix Released
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I've replaced the line "mt76x0u.disable_usb_sg=1" with "options mt76x0u
disable_usb_sg=1" and did a reboot, same result. The AC430 is booting
right into Dongle-mode instead of USB-Storage-mode, but the error still
appears.
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I've created a wireless.conf in the /etc/modprobe.d directory with the
following line: 'mt76x0u.disable_usb_sg=1'.
Now the AC430 is booting right into Dongle-mode instead of USB-Storage-
mode, but the error still appears.
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Here is the output of 'cat:
/sys/module/mt76x0u/parameters/disable_usb_sg'
cat: /sys/module/mt76x0u/parameters/disable_usb_sg: No such file or
directory
It seems the only directory where the module is located is
I've modified the /etc/sysctl.conf with
mt76x0u.disable_usb_sg=1
but the error still appears.
** Attachment added: "Modified sysctl.conf"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1824650/+attachment/5256019/+files/sysctl.conf
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** Attachment added: "dmesg logfile"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1824650/+attachment/5255641/+files/dmesg
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Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1824650
Title:
** Tags added: kernel-bug-exists-upstream
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1824650
Title:
Ubuntu freezes when AC
apport information
** Tags added: apport-collected cosmic
** Description changed:
Ubuntu crashes after a short time after plugging in the WiFi stick
"AC430". The kernel fails to load the driver and the following message
appears repeatedly:
[ 800.177462] mt76x0u 1-1.1.3.2:1.0: rx urb
apport information
** Attachment added: "ProcEnviron.txt"
https://bugs.launchpad.net/bugs/1824650/+attachment/5255630/+files/ProcEnviron.txt
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https://bugs.launchpad.net/bugs/1824650
Public bug reported:
Ubuntu crashes after a short time after plugging in the WiFi stick
"AC430". The kernel fails to load the driver and the following message
appears repeatedly:
[ 800.177462] mt76x0u 1-1.1.3.2:1.0: rx urb failed: -32
[ 800.177711] mt76x0u 1-1.1.3.2:1.0: rx urb failed: -32
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