diff --git a/cmd/zfs/zfs_main.c b/cmd/zfs/zfs_main.c index 6f0c846fdd..00d5d847d0 100644 --- a/cmd/zfs/zfs_main.c +++ b/cmd/zfs/zfs_main.c @@ -2480,7 +2480,7 @@ upgrade_set_callback(zfs_handle_t *zhp, void *data) /* upgrade */ if (version < cb->cb_version) { - char verstr[16]; + char verstr[24]; (void) snprintf(verstr, sizeof (verstr), "%llu", (u_longlong_t)cb->cb_version); if (cb->cb_lastfs[0] && !same_pool(zhp, cb->cb_lastfs)) {