panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x10 pc=0x5d3d24]

goroutine 1 [running]:
github.com/google/syzkaller/prog.(*Target).BuildChoiceTable(0xc0000a8ea0, 0xc008780000, 0x6c2f, 0x7800, 0xc008413e48, 0x3)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prio.go:213 +0x354
main.main()
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:276 +0x13af


FreeBSD/amd64 (ci-freebsd-i386-1.c.syzkaller.internal) (ttyu0)

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