Vitaly Kuznetsov writes:
> A hang on CPU0 onlining after a preceding offlining is observed. Trace
> shows that CPU0 is stuck in check_tsc_sync_target() waiting for source
> CPU to run check_tsc_sync_source() but this never happens. Source CPU,
> in its turn, is stuck on synchronize_sched() which
A hang on CPU0 onlining after a preceding offlining is observed. Trace
shows that CPU0 is stuck in check_tsc_sync_target() waiting for source
CPU to run check_tsc_sync_source() but this never happens. Source CPU,
in its turn, is stuck on synchronize_sched() which is called from
native_cpu_up() -> d
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