I've been running a new ax86S for the last 4 days and it's self rebooted twice already. Firmware 3.0.0.4.386_49599-g8352df7
Only intersting thing in logs is
May 5 06:05:04 kernel: print_rst_status: Last RESET due to SW reset
May 5 06:05:04 kernel: print_rst_status: RESET reason: 0x00000000...