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$netlbl_mgmt(&(0x7f0000001540), r1) sendmsg$NLBL_MGMT_C_ADDDEF(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)={0x1c, r2, 0x901, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}]}, 0x1c}}, 0x0)