numactl crashes while using --touch option

Solution Verified - Updated -

Issue

numactl crashes while using the --touch option. For example:

### On RHEL 8
# numactl --length=100M --file /dev/shm/data1 --interleave=all --touch
Segmentation fault (core dumped)

### On RHEL 7.7
# numactl --length=100M --file /dev/shm/data1 --interleave=all --touch
Segmentation fault (core dumped)

Environment

  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 7
  • numactl

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