A cluster node was fenced after corosync crashed with the following error: `trap divide error`

Solution In Progress - Updated -

Issue

  • The following crash of corosync caused the cluster node to be fenced off:
Aug  8 17:30:58 node42 kernel: traps: corosync[29277] trap divide error ip:7f21bc202526 sp:7ffdbb4a5170 error:0 in libqb.so.0.18.0[7f21bc1f8000+23000]
Aug  8 17:30:58 node42 abrt-hook-ccpp: Process 29277 (corosync) of user 0 killed by SIGFPE - dumping core

Environment

  • Red Hat Enterprise Linux Server 7 (with the High Availability Add On)

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