r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000003c0), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NLBL_MGMT_C_ADDDEF(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000000c0)={0x38, r1, 0x839, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_MGMT_A_PROTOCOL={0x8}]}, 0x38}}, 0x0)