zram02 from ubuntu_ltp_kernel_misc fails on bionic arm64 node scobee-kernel (unexpected num of devices: 6)

[Kleber Sacilotto de Souza]

zram02 from ubuntu_ltp_kernel_misc fails on bionic/linux 4.15.0-162.170 arm64 node scobee-kernel:

06:26:32 INFO | ERROR ubuntu_ltp_kernel_misc.zram02 ubuntu_ltp_kernel_misc.zram02 timestamp=1635920792 localtime=Nov 03 06:26:32 Command </opt/ltp/runltp -f /tmp/target -q -C /dev/null -l /dev/null -T /dev/null> failed, rc=1, Command returned non-zero exit status
  * Command:
      /opt/ltp/runltp -f /tmp/target -q -C /dev/null -l /dev/null -T /dev/null
  Exit status: 1
  Duration: 0.202307939529

  stdout:
  Checking for required user/group ids

  'nobody' user id and group found.
  'bin' user id and group found.
  'daemon' user id and group found.
  Users group found.
  Sys group found.
  Required users/groups exist.
  no big block device was specified on commandline.
  Tests which require a big block device are disabled.
  You can specify it with option -z
  INFO: Test start time: Wed Nov 3 06:26:30 UTC 2021
  COMMAND: /opt/ltp/bin/ltp-pan -q -e -S -a 50927 -n 50927 -f /tmp/ltp-VjPYn3bJPg/alltests -l /dev/null -C /dev/null -T /dev/null
  LOG File: /dev/null
  FAILED COMMAND File: /dev/null
  TCONF COMMAND File: /dev/null
  Running tests.......
  zram02 1 TINFO: timeout per run is 0h 5m 0s
  zram02 1 TINFO: timeout per run is 0h 7m 30s
  zram02 1 TINFO: create '1' zram device(s)
  zram02 1 TFAIL: unexpected num of devices: 6
  sh: echo: I/O error
  zram02 1 TINFO: AppArmor enabled, this may affect test results
  zram02 1 TINFO: it can be disabled with TST_DISABLE_APPARMOR=1 (requires super/root)
  zram02 1 TINFO: loaded AppArmor profiles: none

  Summary:
  passed 0
  failed 1
  broken 0
  skipped 0
  warnings 0
  INFO: ltp-pan reported some tests FAIL
  LTP Version: 20210927
  INFO: Test end time: Wed Nov 3 06:26:31 UTC 2021
06:26:32 INFO | END ERROR ubuntu_ltp_kernel_misc.zram02 ubuntu_ltp_kernel_misc.zram02 timestamp=1635920792 localtime=Nov 03 06:26:32