I launched c8f8e07 commit with set offset for iOS 12.0 on iPad Air 2 (A8X '4k' CPU) running iOS 12.1.1 an it passed until setValue(0) message. So this 0xdd0 offset can possibly work from iOS12.0 to iOS 12.1.1
KERNEL: Darwin Kernel Version 18.2.0: Mon Nov 12 20:32:02 PST 2018; root:xnu-4903.232.2~1/RELEASE_ARM64_T7001
I launched c8f8e07 commit with set offset for iOS 12.0 on iPad Air 2 (A8X '4k' CPU) running iOS 12.1.1 an it passed until setValue(0) message. So this 0xdd0 offset can possibly work from iOS12.0 to iOS 12.1.1 KERNEL: Darwin Kernel Version 18.2.0: Mon Nov 12 20:32:02 PST 2018; root:xnu-4903.232.2~1/RELEASE_ARM64_T7001
(ends with panic btw)