r0 = syz_mount_image$msdos(&(0x7f00000000c0), &(0x7f00000002c0)='./file0\x00', 0x8100000, 0x2, &(0x7f0000000240)=[{&(0x7f0000000040)="040800090000ff01e66174000404090a0200027400f8", 0x16}, {&(0x7f0000000140)="dbed7d4cac17", 0x6, 0x1f}], 0x0, &(0x7f0000000940)=ANY=[@ANYBLOB="74696d655f6f66667365743d30786662f89f07eda372a6666666ffaee9cf37eac263e18ba9747509eed7761522975080c01bdca556828b30d0059485ed12d2650d94b42da7db7b91ae1bf67daeee8300"/89], 0x0)
mkdirat(r0, &(0x7f0000000100)='./file0\x00', 0x0)
panic: bad group arg size 120, should be <= 96 for &prog.GroupArg{ArgCommon:prog.ArgCommon{ref:0x2dc, dir:0x0}, Inner:[]prog.Arg{(*prog.GroupArg)(0x40170a45c0), (*prog.GroupArg)(0x40170a4780), (*prog.GroupArg)(0x40170a5600), (*prog.GroupArg)(0x401714e3a0)}} type "array"

goroutine 33 [running]:
github.com/google/syzkaller/prog.foreachArgImpl({0x4c7838, 0x401705bfe0}, 0x401cb34d40, 0x40068cbd80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:157 +0x5cc
github.com/google/syzkaller/prog.foreachArgImpl({0x4c7878, 0x4019a87f80}, 0x401cb34d40, 0x4000bcfd80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:164 +0x304
github.com/google/syzkaller/prog.ForeachArg(0x40119b0870, 0x40068cbd80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:123 +0x130
github.com/google/syzkaller/prog.(*Prog).MutateWithHints(0x4017c3b200, 0x0, 0x40187ed500, 0x4000bcfdf8)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/hints.go:78 +0x9c
main.(*Proc).executeHintSeed(0x4020828800, 0x4017c3b200, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:248 +0xf8
main.(*Proc).smashInput(0x4020828800, 0x4016682190)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:214 +0x8c
main.(*Proc).loop(0x4020828800)
	/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