In qemuMigrationFinish mig->nbd can not be initialized by qemuMigrationEatCookie without a flag QEMU_MIGRATION_COOKIE_NBD. That cause qemuMigrationStopNBDServer return and the NBD server can not be stopped properly. Signed-off-by: Weiwei Li <nuonuoli(a)tencent.com&gt; Signed-off-by: Ján Tomko <jtomko(a)redhat.com&gt; --- src/qemu/qemu_migration.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c index 13239eb..9cb2a06 100644 --- a/src/qemu/qemu_migration.c +++ b/src/qemu/qemu_migration.c @@ -4822,7 +4822,8 @@ qemuMigrationFinish(virQEMUDriverPtr driver, VIR_FREE(priv->job.completed); cookie_flags = QEMU_MIGRATION_COOKIE_NETWORK | - QEMU_MIGRATION_COOKIE_STATS; + QEMU_MIGRATION_COOKIE_STATS | + QEMU_MIGRATION_COOKIE_NBD; if (flags & VIR_MIGRATE_PERSIST_DEST) cookie_flags |= QEMU_MIGRATION_COOKIE_PERSISTENT; -- 1.7.1