ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f0000000180)=0x8) (async)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000000)=0x7) (async)
ioctl$TIOCVHANGUP(r0, 0x8926, 0x0)
panic: bad group arg size 48, should be <= 24 for &prog.GroupArg{ArgCommon:prog.ArgCommon{ref:0x2de, dir:0x0}, Inner:[]prog.Arg{(*prog.GroupArg)(0xc02c09af40)}} type "array"

goroutine 13 [running]:
github.com/google/syzkaller/prog.foreachArgImpl({0x8b44d8, 0xc02c09aee0}, 0xc0188a0640, 0xc0002c3d00)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:157 +0x5d9
github.com/google/syzkaller/prog.foreachArgImpl({0x8b4518, 0xc0189cd620}, 0xc0188a0640, 0xc017e15d00)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:164 +0x337
github.com/google/syzkaller/prog.ForeachArg(0xc0187245f0, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:123 +0x105
github.com/google/syzkaller/prog.(*Prog).MutateWithHints(0xc01f7fa300, 0x0, 0xc0182e3da0, 0xc017e15d80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/hints.go:78 +0xaa
main.(*Proc).executeHintSeed(0xc01f7fa300, 0x1, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:248 +0xd2
main.(*Proc).smashInput(0xc01f7fa300, 0xc0296fed10)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:214 +0x88
main.(*Proc).loop(0xc01f7fa300)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:78 +0x125
created by main.main
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:310 +0x15e5