03:45:09 executing program 3:
syz_mount_image$ext4(&(0x7f0000000380)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x8100000, 0x0, &(0x7f00000004c0), 0x0, &(0x7f0000000280)={[{@jqfmt_vfsold}, {@oldalloc}, {@lazytime}, {@max_batch_time={'max_batch_time', 0x3d, 0x7}}]}, 0x0)
panic: bad group arg size 168, should be <= 0 for &prog.GroupArg{ArgCommon:prog.ArgCommon{ref:0x2de, dir:0x0}, Inner:[]prog.Arg{}} type "array"

goroutine 30 [running]:
github.com/google/syzkaller/prog.foreachArgImpl({0x8b4158, 0xc0200acbe0}, 0xc01a3aa5c0, 0xc01e577d00)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:157 +0x5d9
github.com/google/syzkaller/prog.foreachArgImpl({0x8b4198, 0xc00ecaf110}, 0xc01a3aa5c0, 0xc00058fd00)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:164 +0x337
github.com/google/syzkaller/prog.ForeachArg(0xc0270b0960, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:123 +0x105
github.com/google/syzkaller/prog.(*Prog).MutateWithHints(0xc01b4da340, 0x0, 0xc00a850ae0, 0xc00058fd80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/hints.go:78 +0xaa
main.(*Proc).executeHintSeed(0xc01b4da340, 0x8, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:248 +0xd2
main.(*Proc).smashInput(0xc01b4da340, 0xc017459b00)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:214 +0x88
main.(*Proc).loop(0xc01b4da340)
	/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:307 +0x15a5