ConnectX-2 CQE remote access error (Protection Error on remote data buffer) vendor syndrome 0x88

Dell hardware running Oracle Solaris 11.3 serving as a storage appliance:

Kernel version: SunOS 5.11 11.3
Entire Version : 0.5.11-0.175.3.4.0.5.0
System Type:  Dell PowerEdge R730xd

pci bus 0x0081 cardnum 0x00 function 0x00: vendor 0x15b3 device 0x673c
  Mellanox Technologies MT26428 [ConnectX VPI PCIe 2.0 5GT/s - IB QDR / 10GigE]
  CardVendor 0x15b3 card 0x0021 (Mellanox Technologies, Card unknown)
   STATUS    0x0010  COMMAND 0x0046
   CLASS     0x02 0x80 0x00  REVISION 0xb0
   BIST      0x00  HEADER 0x00  LATENCY 0x00  CACHE 0x00
   BASE0     0x00000000c8000000 SIZE 1048576  MEM64
   BASE2     0x0000037fff800000 SIZE 8388608  MEM64 PREFETCHABLE
   MAX_LAT   0x00  MIN_GNT 0x00  INT_PIN 0x01  INT_LINE 0x0f

Mar 30 21:04:53 zfstgt-1 genunix: [ID 937861 kern.info] mcxnex0: CQE ERR: IB Client 'srpt'
Mar 30 21:04:53 zfstgt-1 genunix: [ID 204426 kern.warning] WARNING: mcxnex0: CQE ERR: cqe ffffa100fbff5fa0 QPN 0x40064 indx 0x1d81 status 0x13 vendor syndrome 0x88
Mar 30 21:04:53 zfstgt-1 genunix: [ID 158346 kern.info] mcxnex0: CQE remote access error

Mar 23 22:41:53 zfstgt-2 genunix: [ID 937861 kern.info] mcxnex0: CQE ERR: IB Client 'srpt'
Mar 23 22:41:53 zfstgt-2 genunix: [ID 204426 kern.warning] WARNING: mcxnex0: CQE ERR: cqe ffffa10004dd6e80 QPN 0x1c0057 indx 0x48d9 status 0x13 vendor syndrome 0x88
Mar 23 22:41:53 zfstgt-2 genunix: [ID 158346 kern.info] mcxnex0: CQE remote access error

MCXNEX_CONT(state, "CQE ERR: IB Client '%s'", ulp);

CQE = Completion Queue Entry

ulp = Upper Layer Protocol

srpt = SCSI RDMA Protocol Target Driver for Infiniband (IB)

QPN = Completion Queue Pair Number

MCXNEX_WARNING(state,

     "CQE ERR: cqe %p QPN 0x%x indx 0x%x status 0x%x "

     "vendor syndrome 0x%x", cqe,

     MCXNEX_CQE_QPNUM_GET(cq, cqe),

     MCXNEX_CQE_WQECNTR_GET(cq, cqe), status,

     MCXNEX_CQE_ERROR_VENDOR_SYNDROME_GET(cq, cqe));

status = #define    MCXNEX_CQE_REM_ACC_ERR    0x13

switch (status) {

     case MCXNEX_CQE_REM_ACC_ERR:

         MCXNEX_CONT(state, MCXNEX_FMA_REMACC);

         ibt_status = IBT_WC_REMOTE_ACCESS_ERR;

         break;

#define    MCXNEX_FMA_REMACC    "CQE remote access error"

#define    IBT_WC_REMOTE_ACCESS_ERR    23    /* Protection Error on remote data buffer */

Does vendor syndrome 0x88 add further context to this event or just confirm the protection error on remote data buffer?