On Monday, May 10, 2021 3:06 PM, rtl8821cerfe2 <rtl8821cerfe2@xxxxxxxxxxxxxx> wrote: > On Monday, May 10, 2021 4:16 AM, Larry Finger Larry.Finger@xxxxxxxxxxxx wrote: > > > The only splat that shows in either attachment is due to you not installing the > > regulatory database that sets the channels etc. for your domain. I do not know > > what it is called for your distro - it is wireless-regdb on mine. It is unlikely > > that this is the cause of your problem, but who knows? > > Larry > > I installed the wireless-regdb package. The error message about > regulatory.db went away, but the system still froze. > > I'll try the rtw_core parameter disable_lps_deep=1 now. disable_lps_deep=1 did not help.