If some fields are empty or look unusual you may have an old version. Compare to the current minimal requirements in Documentation/Changes. Linux zarya 5.6.0-rc3-1-gru #1 SMP PREEMPT Mon Feb 24 10:51:44 CET 2020 aarch64 GNU/Linux GNU C 9.2.0 GNU Make 4.3 Binutils 2.33.1 Util-linux 2.35.1 Mount 2.35.1 Module-init-tools 26 E2fsprogs 1.45.5 PPP 2.4.8 Bison 3.5.2 Flex 2.6.4 Dynamic linker (ldd) 64 Procps 3.3.16 Kbd 2.2.0 Console-tools 2.2.0 Sh-utils 8.31 Udev 243 Wireless-tools 30 Modules Loaded aes_ce_blk aes_ce_ccm analogix_dp arc4 cfbcopyarea cfbfillrect cfbimgblt cfg80211 cpufreq_dt crct10dif_ce cros_ec_sensors cros_ec_sensors_core cros_ec_sysfs cros_usbpd_charger cros_usbpd_logger des_generic drm drm_kms_helper drm_panel_orientation_quirks dw_hdmi dw_mipi_dsi fb_sys_fops fuse gpio_keys i2c_hid industrialio_triggered_buffer ip6_udp_tunnel libarc4 libblake2s libblake2s_generic libchacha20poly1305 libcurve25519_generic libdes md4 mtd mwifiex mwifiex_pcie ntc_thermistor ofpart panel_simple poly1305_neon ppp_async ppp_generic rockchip_saradc rockchip_thermal rockchipdrm sbs_battery sch_codel sch_fq_codel sha1_ce sha2_ce slhc snd_soc_da7219 snd_soc_hdmi_codec snd_soc_max98357a snd_soc_rk3399_gru_sound snd_soc_rl6231 snd_soc_rockchip_i2s snd_soc_rockchip_pcm snd_soc_rt5514 snd_soc_rt5514_spi spi_nor syscopyarea sysfillrect sysimgblt tpm tpm_i2c_infineon udp_tunnel wireguard