204034 2019-11-08 17:20:39 -0800 [WebAuthN] Crash when interacting with USB devices 2019-11-08 17:26:17 -0800 1 1 1 Unclassified WebKit WebCore Misc. WebKit Nightly Build iPhone / iPad iOS 13 RESOLVED DUPLICATE 203830 P2 Normal --- 181943 1 jonathan webkit-unassigned alex.gaynor jiewen_tan oldest_to_newest 1588912 0 jonathan 2019-11-08 17:20:39 -0800 Version: iOS 13.3 (17C5032d) / developer beta 1 Safari crashes ~85% of the time when creating a new credential or authenticating with USB security keys (I tested over USB-C on iPad Pro with various Yubikeys and many other devices). Full debug details are in FB7428936. Detected over-release of a CFTypeRef Thread 0 name: Dispatch queue: com.apple.main-thread Thread 0 Crashed: 0 CoreFoundation 0x00000001b02e42b0 0x1b0233000 + 725680 1 CoreFoundation 0x00000001b03bfc64 0x1b0233000 + 1625188 2 IOHIDLib 0x00000001d9ec9ae8 0x1d9ebc000 + 56040 3 IOHIDLib 0x00000001d9ec0638 0x1d9ebc000 + 17976 1588917 1 jiewen_tan 2019-11-08 17:25:47 -0800 *** This bug has been marked as a duplicate of bug 203830 *** 1588919 2 jiewen_tan 2019-11-08 17:26:17 -0800 (In reply to Jonathan Rudenberg from comment #0) > Version: iOS 13.3 (17C5032d) / developer beta 1 > > Safari crashes ~85% of the time when creating a new credential or > authenticating with USB security keys (I tested over USB-C on iPad Pro with > various Yubikeys and many other devices). > > Full debug details are in FB7428936. > > > Detected over-release of a CFTypeRef > > Thread 0 name: Dispatch queue: com.apple.main-thread > Thread 0 Crashed: > 0 CoreFoundation 0x00000001b02e42b0 0x1b0233000 + 725680 > 1 CoreFoundation 0x00000001b03bfc64 0x1b0233000 + > 1625188 > 2 IOHIDLib 0x00000001d9ec9ae8 0x1d9ebc000 + 56040 > 3 IOHIDLib 0x00000001d9ec0638 0x1d9ebc000 + 17976 Thanks for reporting the bug.