PANIC：CPUX 处发生无法纠正的机器检查错误
适用于
- 所有 AFF 平台
- 所有 FAS 平台
- ONTAP 9
问题描述
由于无法纠正的机器检查错误，控制器发生故障：
callhome.sfo.takeover.panic: Call home for CONTROLLER TAKEOVER COMPLETE PANIC
sk.panic: Panic String: Uncorrectable Machine Check Error at CPU35. SKL_DCU Error: STATUS<0xbb80000000000174>(VALID,UC,EN,MISCV,PCC,S,AR,Corrected_Error_Status_Indicator(0),CORRECTED_ERR_COUNT(0),MSCOD(0),MCACOD(0x174))
MISC<0x0000000000000086>(ADDRMODE(0x2),RECADDRLSB(0x6)) in SK process wafl_exempt19 on release 9.7P11 (C) on Sat, Mar 06 13:23:48 2021 +0100
sk.panic: Panic String: Uncorrectable Machine Check Error at CPU11. SKL_Core_DTLB Error: STATUS<0xb200000000010019>(VALID,UC,EN,PCC,CORRECTED_ERR_COUNT(0),MSCOD(0x1),MCACOD(0x19)). in SK process wafl_exempt07 on release 9.16.1P9 (C)
PANIC: Uncorrectable Machine Check Error at CPU26. SKL_IIO Error: STATUS<0xbb80000000000e0b>(VALID,UC,EN,MISCV,PCC,S,AR,CORR_ERR_STATUS(0),CORR_ERR_CNT(0),MSCOD(0),MCACOD(0xe0b))MISC<0x00000000ae000000>(UCR_BUS_LOG(174),UCR_DEVICE_LOG(0),UCR_FUNCTION_LOG(0),UCR_SEGMENT_LOG(0))IIO Machine Check from device(s):RPT(174,0,0):ErrSrcID(CorrSrc(0),UCorrSrc(0xae00)), Br[2030](174,0,0): Link down. in process idle