Segmentation fault (core dumped)

Created by: china-zyy

运行make sdcard、 $ make sdcard sd=/dev/sdc flashing into sd card... 524288+0 records in 524288+0 records out 268435456 bytes (268 MB, 256 MiB) copied, 0.974044 s, 276 MB/s

连接板子，make run, $ make run 0+1 records in 0+1 records out 53335 bytes (53 kB, 52 KiB) copied, 0.00043795 s, 122 MB/s Segmentation fault (core dumped) make: *** [Makefile:148: run] Error 139