Hi to all, I found hung tasks that not permit to shut down the rpi4 and sometiems I can't reboot too. tmpfs was checked and is not full. and the SD card passed a test and an fsck. and the load is stuck at 4.0 or higher: top - 00:46:07 up 1:24, 3 users, load average: 4.01, 4.10, 4.08: [ 243.674357] ...