fit-IoT Users Forum

I found the answer. There is a bug in the 3.2.x Linux kernel. The beacon count is what triggers the runaway log messages and the crash of the network interfaces. This bug is fixed no later than kernel version 3.5.x. Unfortunately, there is no way to stay on Llnux Mint and get this bug resolved becau...

Under a variety of circumstances I start getting rapid-fire messages in /var/log/syslog like this: Nov 5 02:57:01 fitpc3 kernel: [ 5178.471617] DMA: Out of SW-IOMMU space for 162 bytes at device 0000:05:00.0 When this starts occurring the network interfaces (eth0 and perhaps wlan0) lose their IPv4 i...