From: Borislav Petkov <[email protected]> Call stack is:
check_preemption_disabled ? x2apic_prepare_cpu x2apic_dead_cpu cpuhp_invoke_callback ? cpuhp_kick_ap_work ? cpumask_next _cpu_down freeze_secondary_cpus hibernation_snapshot ... i.e., box is doing suspend-to-disk. Signed-off-by: Borislav Petkov <[email protected]> --- arch/x86/kernel/apic/x2apic_cluster.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/apic/x2apic_cluster.c b/arch/x86/kernel/apic/x2apic_cluster.c index 3da94277140f..6050c5364bdc 100644 --- a/arch/x86/kernel/apic/x2apic_cluster.c +++ b/arch/x86/kernel/apic/x2apic_cluster.c @@ -156,7 +156,7 @@ static int x2apic_dead_cpu(unsigned int dead_cpu) { struct cluster_mask *cmsk = per_cpu(cluster_masks, dead_cpu); - cpumask_clear_cpu(smp_processor_id(), &cmsk->mask); + cpumask_clear_cpu(dead_cpu, &cmsk->mask); free_cpumask_var(per_cpu(ipi_mask, dead_cpu)); return 0; } -- 2.13.0
