楼主看下你的/private/var/log中的两个日志authd,system(日志按天归档成gz)我找到了几个可疑的地方,貌似是Dock引起的问题。
authd.log
Apr 15 15:53:24 nil.local com.apple.authd[39]: Succeeded authorizing right 'com.apple.uninstalld.uninstall' by client '/System/Library/CoreServices/Dock.app' [442] for authorization created by '/System/Library/CoreServices/Dock.app' [442] (3,0)
Apr 15 15:53:24 nil.local com.apple.authd[39]: Succeeded authorizing right 'com.apple.uninstalld.uninstall' by client '/System/Library/PrivateFrameworks/Uninstall.framework/Versions/A/Resources/uni nstalld' [17037] for authorization created by '/System/Library/CoreServices/Dock.app' [442] (12,0)
system.log
Apr 15 15:54:19 nil.local uninstalld[17037]: Failed to delete path: /Users/ /Library/Application Support
Apr 15 15:54:19 nil.local Dock[442]: LaunchPad: LPDatabaseException: -[LPStorage _removeItem:]:2299 disk I/O error (10)
Apr 15 15:54:19 nil.local Dock[442]: LaunchPad: Database is corrupt attempting to remove and recreate it
Apr 15 15:54:19 nil.local Dock[442]: LaunchPad: Fatal error. Database will not be written to anymore. No changes will be saved.