migration_end calls synchronize_rcu() within a critical section. That causes a deadlock; move the call after rcu_read_unlock().
Signed-off-by: Paolo Bonzini <[email protected]> --- migration/ram.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/migration/ram.c b/migration/ram.c index c696814..1e58cd3 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -1266,9 +1266,10 @@ static int ram_save_complete(QEMUFile *f, void *opaque) flush_compressed_data(f); ram_control_after_iterate(f, RAM_CONTROL_FINISH); - migration_end(); rcu_read_unlock(); + + migration_end(); qemu_put_be64(f, RAM_SAVE_FLAG_EOS); return 0; -- 2.4.3
