00000008d95e8a0530561a8ac1f17bd32e31979bc389afd4c0545365f8b3dd8055ee2ae54f098bdd7b95409e2d12790ccfed53de5c9b1707d3111482713c79adba946935aa630bef90cc9f97d296020d7d69f30fc91", 0x472, 0x140fe}], 0x0, &(0x7f0000000140)={[{@iocharset={'iocharset', 0x3d, 'iso8859-13'}}, {@check_relaxed}, {@iocharset={'iocharset', 0x3d, 'cp861'}}, {@check_strict}, {@unhide}], [{@smackfsroot}, {@smackfstransmute={'smackfstransmute', 0x3d, 'iso9660\x00'}}]}, 0x1)
panic: bad group arg size 48, should be <= 24 for &prog.GroupArg{ArgCommon:prog.ArgCommon{ref:0x2dc, dir:0x0}, Inner:[]prog.Arg{(*prog.GroupArg)(0x40188e45c0)}} type "array"

goroutine 22 [running]:
github.com/google/syzkaller/prog.foreachArgImpl({0x4c7838, 0x40188e4500}, 0x4021454a00, 0x4017899d80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:157 +0x5cc
github.com/google/syzkaller/prog.foreachArgImpl({0x4c7878, 0x40215042d0}, 0x4021454a00, 0x4018cedd80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:164 +0x304
github.com/google/syzkaller/prog.ForeachArg(0x401d6d8500, 0x4017899d80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:123 +0x130
github.com/google/syzkaller/prog.(*Prog).MutateWithHints(0x401513c4c0, 0x0, 0x40211d9d40, 0x4018ceddf8)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/hints.go:78 +0x9c
main.(*Proc).executeHintSeed(0x40155502c0, 0x401513c4c0, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:248 +0xf8
main.(*Proc).smashInput(0x40155502c0, 0x40051bb0b0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:214 +0x8c
main.(*Proc).loop(0x40155502c0)
	/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