A new syscall rule needs to be added to the sandbox on iOS.
Created attachment 370286 [details] Patch
rdar://problem/50967271
Comment on attachment 370286 [details] Patch r=me
Comment on attachment 370286 [details] Patch Thanks for reviewing!
Comment on attachment 370286 [details] Patch Clearing flags on attachment: 370286 Committed r245542: <https://trac.webkit.org/changeset/245542>
All reviewed patches have been landed. Closing bug.