Sometimes my system become full black screen and just completely turn off or keep gets suspending.(Not everytime). I am new to a linux distro , so i dont have any further knowledge to describe it. Although here are the logs,
6:40:05 PM kernel: PM: suspend entry (deep)
6:40:05 PM systemd-sleep: Entering sleep state 'suspend'...
6:40:05 PM systemd: Starting systemd-suspend.service - System Suspend...
6:40:04 PM wpa_supplicant: nl80211: deinit ifname=wlp2s0 disabled_11b_rates=0
6:40:04 PM chronyd: Source 195.176.26.206 offline
6:40:04 PM NetworkManager: <info> [1671887404.6221] device (wlp2s0): set-hw-addr: reset MAC address to 80:30:49:57:1C:AF (unmanage)
6:40:04 PM firewalld: NETFILTER_CFG table=firewalld:7 family=1 entries=5 op=nft_unregister_rule pid=813 subj=system_u:system_r:firewalld_t:s0 comm="firewalld"
6:40:04 PM NetworkManager: <info> [1671887404.6101] device (wlp2s0): state change: disconnected -> unmanaged (reason 'sleeping', sys-iface-state: 'managed')
6:40:04 PM avahi-daemon: Interface wlp2s0.IPv4 no longer relevant for mDNS.
6:40:04 PM systemd-resolve: wlp2s0: Bus client reset DNS server list.
6:40:04 PM avahi-daemon: Withdrawing address record for 192.168.1.7 on wlp2s0.
6:40:04 PM systemd-resolve: wlp2s0: Bus client set default route setting: no
6:40:04 PM avahi-daemon: Registering new address record for 192.168.1.7 on wlp2s0.IPv4.
6:40:04 PM gnome-shell: An active wireless connection, in infrastructure mode, involves no access point?
6:40:04 PM NetworkManager: <info> [1671887404.5862] device (wlp2s0): set-hw-addr: set MAC address to 56:05:22:D2:63:BA (scanning)
6:40:04 PM avahi-daemon: Withdrawing address record for 192.168.1.7 on wlp2s0.
6:40:04 PM NetworkManager: <info> [1671887404.5726] dhcp6 (wlp2s0): state changed no lease
6:40:04 PM wpa_supplicant: wlp2s0: CTRL-EVENT-REGDOM-CHANGE init=USER type=COUNTRY alpha2=IN
6:40:04 PM avahi-daemon: Interface wlp2s0.IPv6 no longer relevant for mDNS.
6:40:04 PM NetworkManager: <info> [1671887404.5643] device (wlp2s0): state change: deactivating -> disconnected (reason 'sleeping', sys-iface-state: 'managed')
6:40:04 PM wpa_supplicant: wlp2s0: CTRL-EVENT-DSCP-POLICY clear_all
6:40:04 PM kernel: SERVICE_START pid=1 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 msg='unit=NetworkManager-dispatcher comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
6:40:04 PM systemd: Started NetworkManager-dispatcher.service - Network Manager Script Dispatcher Service.
6:40:04 PM NetworkManager: <info> [1671887404.0417] device (wlp2s0): state change: activated -> deactivating (reason 'sleeping', sys-iface-state: 'managed')
6:40:04 PM kernel: ACPI Error: No installed handler for fixed event - PowerButton (2), disabling (20220331/evevent-255)
6:40:03 PM systemd-logind: Power key pressed short.
6:40:03 PM systemd: Stopped cgroupify@app-glib-google\x2dchrome-3152.scope.service.
6:38:59 PM kernel: BPF prog-id=0 op=UNLOAD
6:38:59 PM kernel: SERVICE_STOP pid=1 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 msg='unit=systemd-timedated comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
6:38:59 PM systemd: systemd-timedated.service: Deactivated successfully.
6:38:59 PM gnome-character: JS LOG: Characters Application exiting
6:38:51 PM systemd: Started dbus-:1.2-org.gnome.Logs@0.service.
6:38:50 PM dleyna-renderer: dLeyna: Exit
6:38:49 PM packagekitd: resolve transaction /2509_ebdcadbb from uid 1000 finished with success after 20ms
6:38:49 PM dleyna-renderer: Client :1.115 lost
6:38:49 PM systemd: Started dbus-:1.2-com.intel.dleyna\x2drenderer@1.service.
6:38:49 PM gnome-character: JS LOG: Characters Application started
6:38:48 PM nautilus: Source ID 175 was not found when attempting to remove it
6:38:48 PM gnome-shell: Received error from D-Bus search provider firefox.desktop: Gio.DBusError: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name is not activatable
6:38:48 PM systemd: Started gnome-terminal-server.service - GNOME Terminal Server.
6:38:48 PM gnome-shell: Received error from D-Bus search provider firefox.desktop: Gio.DBusError: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name is not activatable
6:38:48 PM systemd: Starting gnome-terminal-server.service - GNOME Terminal Server...
6:38:48 PM gnome-shell: Received error from D-Bus search provider firefox.desktop: Gio.DBusError: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name is not activatable
6:38:48 PM kernel: BPF prog-id=0 op=UNLOAD
6:38:48 PM kernel: SERVICE_STOP pid=1 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:init_t:s0 msg='unit=systemd-localed comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'
6:38:48 PM systemd: systemd-localed.service: Deactivated successfully.
6:38:43 PM dleyna-renderer: dLeyna: Exit
6:38:43 PM tracker-miner-f: Could not add mark for path '/home/adithyan/.local/share/applications': Invalid cross-device link
6:38:42 PM dleyna-renderer: Client :1.102 lost
6:38:42 PM tracker-miner-f: Endpoint failed to fully write cursor: Interrupted
6:38:41 PM gnome-character: JS LOG: Characters Application exiting