panic: bad group arg size 144, should be <= 0 for &prog.GroupArg{ArgCommon:prog.ArgCommon{ref:0x2dc, dir:0x0}, Inner:[]prog.Arg{}} type "array"

goroutine 27 [running]:
github.com/google/syzkaller/prog.foreachArgImpl({0x4c7838, 0x401636cee0}, 0x4016733780, 0x4012a41d80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:157 +0x5cc
github.com/google/syzkaller/prog.foreachArgImpl({0x4c7878, 0x40167e0c90}, 0x4016733780, 0x401e8cfd80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:164 +0x304
github.com/google/syzkaller/prog.ForeachArg(0x401634d540, 0x4012a41d80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:123 +0x130
github.com/google/syzkaller/prog.(*Prog).MutateWithHints(0x40108624c0, 0x0, 0x4016377e60, 0x401e8cfdf8)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/hints.go:78 +0x9c
main.(*Proc).executeHintSeed(0x40184d8040, 0x40108624c0, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:248 +0xf8
main.(*Proc).smashInput(0x40184d8040, 0x40095540e0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:214 +0x8c
main.(*Proc).loop(0x40184d8040)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:78 +0x168
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:307 +0x170c