Known Issues
Safari might quit unexpectedly when opening the Start Page if Frequently Visited Sites are visible as thumbnails. (63945984)
Workaround:
Make the window wider, hide the sidebar, or Control-click on Frequently Visited Sites and choose View as Icons.
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run shell：cd /Users/<username>/Library/Preferences && rm -rf com.apple.Safari*.plist
i solve it!!!
Same problem here, the crashed maybe about launchpathforuserservice4coresim