Look at this log
driver-btm-c5.c:13421:bitmain_c5_init: Chain[J6] has 0 asic
driver-btm-c5.c:13449:bitmain_c5_init: retry Chain[J6] has 0 asic
driver-btm-c5.c:13449:bitmain_c5_init: retry Chain[J6] has 0 asic
driver-btm-c5.c:13449:bitmain_c5_init: retry Chain[J6] has 0 asic
driver-btm-c5.c:13449:bitmain_c5_init: retry Chain[J6] has 0 asic
driver-btm-c5.c:13449:bitmain_c5_init: retry Chain[J6] has 0 asic
driver-btm-c5.c:13449:bitmain_c5_init: retry Chain[J6] has 0 asic
driver-btm-c5.c:13421:bitmain_c5_init: Chain[J7] has 63 asic
driver-btm-c5.c:13421:bitmain_c5_init: Chain[J8] has 63 asic
0 asic there might be a connection issue on this hashboard would you mind to try run all hashboard one by one?
You can follow the guide from this link "
Test hash board one by one"
Don't forget to switch or swap cables to another hashboard to test if that hashboard is totally broken.