Signs that my phone is really broken: no-one else on the Internet has ever seen this error.
panic(cpu 0 caller 0xfffffff006c1edb8): "could not instantiate ppl environment: 0x60"@/BuildRoot/Library/Caches/com.apple.xbs/Sources/AppleImage4/AppleImage4-1.200.12/include/abort.h:24
