r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000000c0), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000002c0)={0x38, r2, 0x9dbb0fcb9b149d5b, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @dev}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}]}, 0x38}}, 0x0)