[Samsung Galaxy S7 Questions and Answers] Alonew0lfxx:
Update 10.08.20

I installed The Stock rom two days ago and now 15 minutes ago my phone rebooted it self while i'm watching video on youtube app.

then after rebooted I saw some app's data corrupted very bad :/

System started to give memtrack errors

Messages App's Database has been corrupted. I can't open messages app.

Android Account Manager's Database has been corrupted ("/data/system_ce/0/accounts_ce.db")

Look how badly google search app corrupted :/

https://imgur.com/a/jwE2v71

Memtrack errors

2020-08-10 16:37:56.853 3666-3704/? E/memtrack: Couldn't load memtrack module
2020-08-10 16:37:56.853 3666-3704/? W/android.os.Debug: failed to get memory consumption info: -1
2020-08-10 16:37:56.904 3666-3704/? E/memtrack: Couldn't load memtrack module
2020-08-10 16:37:56.904 3666-3704/? W/android.os.Debug: failed to get memory consumption info: -1
2020-08-10 16:37:56.944 3666-3704/? E/memtrack: Couldn't load memtrack module
2020-08-10 16:37:56.945 3666-3704/? W/android.os.Debug: failed to get memory consumption info: -1

and this's logcat output of messages app's crash;

2020-08-10 16:38:55.342 3666-4385/? E/SQLiteLog: (10) unixRead() /data/system_ce/0/accounts_ce.db fd (427) errno (5)
2020-08-10 16:38:55.343 3666-4385/? E/SQLiteLog: (266) statement aborts at 22: [SELECT key, value FROM ceDb.extras WHERE accounts_id=(select _id FROM accounts WHERE name=? AND type=?)] disk I/O error
2020-08-10 16:38:55.343 3666-4385/? E/SQLiteLog: (1) Force to rollback the active transaction caused by the special error (10), during 'SELECT key, value FROM ceDb.extras WHERE accounts_id=(select _id FROM accounts WHERE name=? AND type=?)'
2020-08-10 16:38:55.345 3666-4385/? E/SQLiteQuery: exception: disk I/O error (code 266)
#################################################################
Error Code : 266 (SQLITE_IOERR_READ)
Caused By : Disk I/O error occurred during 'read' operation.
(disk I/O error (code 266))
#################################################################; query: SELECT key, value FROM ceDb.extras WHERE accounts_id=(select _id FROM accounts WHERE name=? AND type=?)
2020-08-10 16:38:55.348 3666-4385/? E/AccountManagerService: Account Manager Crash
android.database.sqlite.SQLiteDiskIOException: disk I/O error (code 266)
#################################################################
Error Code : 266 (SQLITE_IOERR_READ)
Caused By : Disk I/O error occurred during 'read' operation.
(disk I/O error (code 266))
#################################################################
at android.database.sqlite.SQLiteConnection.nativeExecuteForCursorWindow(Native Method)
at android.database.sqlite.SQLiteConnection.executeForCursorWindow(SQLiteConnection.java:1018)
at android.database.sqlite.SQLiteSession.executeForCursorWindow(SQLiteSession.java:836)
at android.database.sqlite.SQLiteQuery.fillWindow(SQLiteQuery.java:62)
at android.database.sqlite.SQLiteCursor.fillWindow(SQLiteCursor.java:152)
at android.database.sqlite.SQLiteCursor.getCount(SQLiteCursor.java:141)
at android.database.AbstractCursor.moveToPosition(AbstractCursor.java:219)
at android.database.AbstractCursor.moveToNext(AbstractCursor.java:268)
at com.android.server.accounts.AccountsDb.findUserExtrasForAccount(AccountsDb.java:447)
at com.android.server.accounts.AccountManagerService.readUserDataInternal(AccountManagerService.java:6188)
at com.android.server.accounts.AccountManagerService.getUserData(AccountManagerService.java:1657)
at android.accounts.IAccountManager$Stub.onTransact(IAccountManager.java:76)
at com.android.server.accounts.AccountManagerService.onTransact(AccountManagerService.java:1094)
at android.os.Binder.execTransact(Binder.java:682)

Android Account Manager's error outputs:

2020-08-10 17:06:48.003 3666-3919/? E/SQLiteLog: (10) unixRead() /data/system_ce/0/accounts_ce.db fd (427) errno (5)
2020-08-10 17:06:48.004 3666-3919/? E/SQLiteLog: (266) statement aborts at 22: [SELECT key, value FROM ceDb.extras WHERE accounts_id=(select _id FROM accounts WHERE name=? AND type=?)] disk I/O error
2020-08-10 17:06:48.004 3666-3919/? E/SQLiteLog: (1) Force to rollback the active transaction caused by the special error (10), during 'SELECT key, value FROM ceDb.extras WHERE accounts_id=(select _id FROM accounts WHERE name=? AND type=?)'
2020-08-10 17:06:48.007 3666-3919/? E/SQLiteQuery: exception: disk I/O error (code 266)
#################################################################
Error Code : 266 (SQLITE_IOERR_READ)
Caused By : Disk I/O error occurred during 'read' operation.
(disk I/O error (code 266))
#################################################################; query: SELECT key, value FROM ceDb.extras WHERE accounts_id=(select _id FROM accounts WHERE name=? AND type=?)
2020-08-10 17:06:48.009 3666-3919/? E/AccountManagerService: Account Manager Crash
android.database.sqlite.SQLiteDiskIOException: disk I/O error (code 266)
#################################################################
Error Code : 266 (SQLITE_IOERR_READ)
Caused By : Disk I/O error occurred during 'read' operation.
(disk I/O error (code 266))
#################################################################
at android.database.sqlite.SQLiteConnection.nativeExecuteForCursorWindow(Native Method)
at android.database.sqlite.SQLiteConnection.executeForCursorWindow(SQLiteConnection.java:1018)
at android.database.sqlite.SQLiteSession.executeForCursorWindow(SQLiteSession.java:836)
at android.database.sqlite.SQLiteQuery.fillWindow(SQLiteQuery.java:62)
at android.database.sqlite.SQLiteCursor.fillWindow(SQLiteCursor.java:152)
at android.database.sqlite.SQLiteCursor.getCount(SQLiteCursor.java:141)
at android.database.AbstractCursor.moveToPosition(AbstractCursor.java:219)
at android.database.AbstractCursor.moveToNext(AbstractCursor.java:268)
at com.android.server.accounts.AccountsDb.findUserExtrasForAccount(AccountsDb.java:447)
at com.android.server.accounts.AccountManagerService.readUserDataInternal(AccountManagerService.java:6188)
at com.android.server.accounts.AccountManagerService.getUserData(AccountManagerService.java:1657)
at android.accounts.IAccountManager$Stub.onTransact(IAccountManager.java:76)
at com.android.server.accounts.AccountManagerService.onTransact(AccountManagerService.java:1094)
at android.os.Binder.execTransact(Binder.java:682)

2020-08-10 17:06:48.012 3666-3919/? E/JavaBinder: *** Uncaught remote exception! (Exceptions are not yet supported across processes.)
android.database.sqlite.SQLiteDiskIOException: disk I/O error (code 266)
#################################################################
Error Code : 266 (SQLITE_IOERR_READ)
Caused By : Disk I/O error occurred during 'read' operation.
(disk I/O error (code 266))
#################################################################
at android.database.sqlite.SQLiteConnection.nativeExecuteForCursorWindow(Native Method)
at android.database.sqlite.SQLiteConnection.executeForCursorWindow(SQLiteConnection.java:1018)
at android.database.sqlite.SQLiteSession.executeForCursorWindow(SQLiteSession.java:836)
at android.database.sqlite.SQLiteQuery.fillWindow(SQLiteQuery.java:62)
at android.database.sqlite.SQLiteCursor.fillWindow(SQLiteCursor.java:152)
at android.database.sqlite.SQLiteCursor.getCount(SQLiteCursor.java:141)
at android.database.AbstractCursor.moveToPosition(AbstractCursor.java:219)
at android.database.AbstractCursor.moveToNext(AbstractCursor.java:268)
at com.android.server.accounts.AccountsDb.findUserExtrasForAccount(AccountsDb.java:447)
at com.android.server.accounts.AccountManagerService.readUserDataInternal(AccountManagerService.java:6188)
at com.android.server.accounts.AccountManagerService.getUserData(AccountManagerService.java:1657)
at android.accounts.IAccountManager$Stub.onTransact(IAccountManager.java:76)
at com.android.server.accounts.AccountManagerService.onTransact(AccountManagerService.java:1094)
at android.os.Binder.execTransact(Binder.java:682)
2020-08-10 17:06:48.013 4585-5402/? W/GLSActivity: [GmsAccountAuthenticatorImpl] [B]Services not available!	[/B]

I'm thinking this as a hardware problem.