syz_mount_image$msdos(&(0x7f0000000240), &(0x7f0000000000)='./file1\x00', 0x10002, 0x1, &(0x7f00000001c0)=[{&(0x7f0000000200)="04ff7f09000000006661740004040900020208e6fff001", 0x17}], 0x0, &(0x7f0000000080)=ANY=[], 0x0)
panic: bad group arg size 24, should be <= 0 for &prog.GroupArg{ArgCommon:prog.ArgCommon{ref:0x2de, dir:0x0}, Inner:[]prog.Arg{}} type "array"

goroutine 15 [running]:
github.com/google/syzkaller/prog.foreachArgImpl({0x8b4158, 0xc0214a09e0}, 0xc0214cb500, 0xc001cb1d00)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:157 +0x5d9
github.com/google/syzkaller/prog.foreachArgImpl({0x8b4198, 0xc021628570}, 0xc0214cb500, 0xc001cb1d00)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:164 +0x337
github.com/google/syzkaller/prog.ForeachArg(0xc02148fef0, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:123 +0x105
github.com/google/syzkaller/prog.(*Prog).MutateWithHints(0xc01e5b24c0, 0x0, 0xc0214c7ad0, 0xc001cb1d80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/hints.go:78 +0xaa
main.(*Proc).executeHintSeed(0xc01e5b24c0, 0x773, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:248 +0xd2
main.(*Proc).smashInput(0xc01e5b24c0, 0xc01b885cd0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:214 +0x88
main.(*Proc).loop(0xc01e5b24c0)
	/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