- The VM running on KVM is getting crash/reboot after hot-plug vCPU.
- If the kdump is disabled, the reboot/panic does not happen.
- If the kdump is enabled, the reboot/panic does occur.
[root@localhost ~]# [ 187.085693] CPU3 has been hot-added [ 187.112636] smpboot: Booting Node 0 Processor 3 APIC 0x3 [ 187.117065] kvm-clock: cpu 3, msr 354010c1, secondary cpu clock [ 187.118081] smpboot: CPU 3 Converting physical 0 to logical die 3 [ 187.141450] kvm-guest: stealtime: cpu 3, msr 5b6ec080 [ 187.143160] Will online and init hotplugged CPU: 3
- Red Hat Enterprise Linux 8
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