This bug has been copied from bug #1562750 and has been proposed to be backported to 7.5 z-stream (EUS).
Fix included in qemu-kvm-rhev-2.10.0-21.el7_5.7
Reproduce and verify in Liran's RHV env:
can reproduce the bug with reproduce rate: 1/4
don't hit this bug with test for 100 times.
1. Create 6 VMs.
2. Pin the VMs to one host.
3. Set IO Threads enable on each VM.
4. Start the 6VMs, check if they all start successfully.
5. Shutdown vms, then start them.
6. Repeat step5 for times.
Will do some regression tests later, and update test results as soon as possible.
Regression test has finished and no regression bugs, set bug's status to "Verified".
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.