Sporadic fail of librpma_[gpspm/aof_sw]_server

[osalyk]

Description of the bug

server: (g=0): rw=read, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=librpma_gpspm_server, iodepth=2
...
fio-3.25-181-g1cb66
Starting 24 threads
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
fio: size of memory mapped from the file /dev/dax1.0: 12681478144
munmap_chunk(): invalid pointer

Environment

• CentOS Linux 8 (Core)
• Kernel 4.18.0-193.28.1.el8_2.x86_64
• FIO
  • https://github.com/pmem/fio/tree/rpma
  • fio-3.23-419-g79ae6

Reproduction steps

./rpma_fio_bench $SERVER_IP gpspm write bw-mt-cpu
./rpma_fio_bench $SERVER_IP aof_sw write bw_th