Hello Girish, there's some errors in your dmesg that make me think you may have hardware problems. It's not clear, but it's possible. Also, there's some packages in the Dependencies.txt marked with [origin: unknown] that might be worth investigating.
Thanks ** Information type changed from Private Security to Public -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to udisks2 in Ubuntu. https://bugs.launchpad.net/bugs/1963714 Title: Internal hard disk partition cannot be mounted manually Status in udisks2 package in Ubuntu: New Bug description: system crashed suddently after hard stop and start it ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: udisks2 2.8.4-1ubuntu2 ProcVersionSignature: Ubuntu 4.15.0-136.140-generic 4.15.18 Uname: Linux 4.15.0-136-generic x86_64 ApportVersion: 2.20.11-0ubuntu27.21 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME CustomUdevRuleFiles: 70-snap.gnome-system-monitor.rules 60-vboxdrv.rules 70-snap.canonical-livepatch.rules 70-snap.core.rules 70-snap.gnome-characters.rules 70-snap.teams-for-linux.rules 70-snap.gnome-logs.rules 70-snap.gnome-calculator.rules Date: Sat Mar 5 00:06:18 2022 InstallationDate: Installed on 2018-10-31 (1220 days ago) InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426) MachineType: Acer Aspire ES1-521 ProcEnviron: PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_IN SHELL=/bin/bash ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-136-generic root=UUID=5088648c-9dc3-42d9-a5ab-30581e1951a4 ro quiet splash vt.handoff=1 SourcePackage: udisks2 Symptom: storage Title: Internal hard disk partition cannot be mounted manually UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 04/18/2016 dmi.bios.vendor: Insyde Corp. dmi.bios.version: V1.07 dmi.board.asset.tag: Base Board Asset Tag dmi.board.name: BELLEMERE_BE dmi.board.vendor: Acer dmi.board.version: V1.07 dmi.chassis.asset.tag: Chassis Asset Tag dmi.chassis.type: 9 dmi.chassis.vendor: Acer dmi.chassis.version: Chassis Version dmi.modalias: dmi:bvnInsydeCorp.:bvrV1.07:bd04/18/2016:svnAcer:pnAspireES1-521:pvrV1.07:rvnAcer:rnBELLEMERE_BE:rvrV1.07:cvnAcer:ct9:cvrChassisVersion: dmi.product.family: BE dmi.product.name: Aspire ES1-521 dmi.product.version: V1.07 dmi.sys.vendor: Acer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/udisks2/+bug/1963714/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp