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串口打印这个信息，这是什么意思？应该是硬件问题，引起这个信息的硬件可能是什么？
data access
Exception current instruction address: 0x00184794
Machine Status Register: 0x0000b032
Data Access Register: 0xb6f579ae
Condition Register: 0x24004844
Data storage interrupt Register: 0x40000000
Task: 0xaff020 "tRootTask"
0xaff020 (tRootTask): task 0xaff020 has had a failure and has been stopped.
0xaff020 (tRootTask): fatal kernel task-level exception!
2017年12月27日 03点12分
1
data access
Exception current instruction address: 0x00184794
Machine Status Register: 0x0000b032
Data Access Register: 0xb6f579ae
Condition Register: 0x24004844
Data storage interrupt Register: 0x40000000
Task: 0xaff020 "tRootTask"
0xaff020 (tRootTask): task 0xaff020 has had a failure and has been stopped.
0xaff020 (tRootTask): fatal kernel task-level exception!
