关键LOG . 如下，
Exception Type: EXC_BAD_ACCESS (SIGSEGV)
Exception Subtype: KERN_INVALID_ADDRESS at 0x0000000100000010
Triggered by Thread: 10
Thread 10 Crashed:
0 CSMJ 0x000000010029b110 0x1000b8000 + 1978640
1 CSMJ 0x00000001001be7c0 0x1000b8000 + 1075136
2 CSMJ 0x00000001001be2c0 0x1000b8000 + 1073856
3 libsystem_pthread.dylib 0x0000000194cd3e7c 0x194cd0000 + 15996
4 libsystem_pthread.dylib 0x0000000194cd3dd8 0x194cd0000 + 15832
5 libsystem_pthread.dylib 0x0000000194cd0fac 0x194cd0000 + 4012
Thread 10 crashed with ARM Thread State (64-bit):
x0: 0x0000000100000000 x1: 0x0000000000200002 x2: 0x0000000054fa57b8 x3: 0x000000000007ecff
x4: 0x000000010bbc7b00 x5: 0x0000000000000020 x6: 0x000000000000000a x7: 0x00000001740076e0
x8: 0x00000000000000c8 x9: 0x00000000000000c8 x10: 0x000000010027e798 x11: 0x0000000000300002
x12: 0x0000000000000001 x13: 0x0000000000000040 x14: 0x0000000002000048 x15: 0x0000000000000040
x16: 0x0000000194c328e0 x17: 0x0000000000008a20 x18: 0x0000000000000000 x19: 0x0000000100000000
x20: 0x0000000100430920 x21: 0x00000001004309d0 x22: 0x0000000100430990 x23: 0x00000001001be444
x24: 0x00000001700edb80 x25: 0x00000000ffffffff x26: 0x00000001004308d0 x27: 0x0000000000000001
x28: 0x00000001700edba8 fp: 0x000000010bbc7e10 lr: 0x00000001001be7c4
sp: 0x000000010bbc7e00 pc: 0x000000010029b110 cpsr: 0x60000000