Am Dienstag, den 13.04.2021, 13:57 -0700 schrieb Thiago Macieira:
> This has been happening for at least a year but I've only now decided to
> report it.
>
> Kernel 5.11.11
> Symptom:
> - partial kernel freeze
> - some kernel tasks end up in state D and never leave it
> (notably ipv6_addrconf)
> - problem propagates as other userspace processes try to use
> networking, such as /sbin/ip trying to set the device down
> - normal reboot impossible, Alt+SysRq,B is necessary
>
> Steps to reproduce: use device for a few hours. I'm using it in a bonded
> connection, but I don't think that's a required condition.
>
> Workaround: disable power management on the device via PowerTop before the
> problem occurs.
Hi,
is this device part of a docking station?
Regards
Oliver
