Page Level corruption and Error 8905

One of my database got page level corruption in almost 1000 + tables.

Msg 8905, Level 16, State 1, Line 1
Extent (1:6160) in database ID 10 is marked allocated in the GAM, but no SGAM or IAM has allocated it.
Msg 8905, Level 16, State 1, Line 1
Extent (1:6168) in database ID 10 is marked allocated in the GAM, but no SGAM or IAM has allocated it.
Msg 8905, Level 16, State 1, Line 1
Extent (1:6208) in database ID 10 is marked allocated in the GAM, but no SGAM or IAM has allocated it.
Msg 8905, Level 16, State 1, Line 1
Extent (1:6216) in database ID 10 is marked allocated in the GAM, but no SGAM or IAM has allocated it.
Msg 8905, Level 16, State 1, Line 1
Extent (1:6224) in database ID 10 is marked allocated in the GAM, but no SGAM or IAM has allocated it.
Msg 8905, Level 16, State 1, Line 1
Extent (1:6240) in database ID 10 is marked allocated in...