recvmmsg(r0, &(0x7f00000037c0)=[{{&(0x7f0000000400)=@ethernet={0x0, @random}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000040)=""/68, 0x44}, {&(0x7f0000000140)=""/85, 0x55}, {&(0x7f0000000fc0)=""/4093, 0xffd}, {&(0x7f00000000c0)=""/94, 0x5e}, {&(0x7f0000000740)=""/73, 0x49}, {&(0x7f0000000200)=""/64, 0x40}, {&(0x7f0000000900)=""/166, 0xa6}, {&(0x7f0000000000)=""/22, 0x16}], 0x8, &(0x7f0000000280)=""/191, 0xbf, 0x40000000}}], 0x1, 0x0, &(0x7f0000003700)={0x77359400})
panic: bad group arg size 48, should be <= 24 for &prog.GroupArg{ArgCommon:prog.ArgCommon{ref:0x2dc, dir:0x0}, Inner:[]prog.Arg{(*prog.GroupArg)(0x401daf7980)}} type "array"

goroutine 9 [running]:
github.com/google/syzkaller/prog.foreachArgImpl({0x4c7838, 0x401daf7920}, 0x401dafc7c0, 0x401ff29d80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:157 +0x5cc
github.com/google/syzkaller/prog.foreachArgImpl({0x4c7878, 0x401de15b30}, 0x401dafc7c0, 0x400009dd80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:164 +0x304
github.com/google/syzkaller/prog.ForeachArg(0x401daf3630, 0x401ff29d80)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/analysis.go:123 +0x130
github.com/google/syzkaller/prog.(*Prog).MutateWithHints(0x402ab4e180, 0x0, 0x401dafbc80, 0x400009ddf8)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/hints.go:78 +0x9c
main.(*Proc).executeHintSeed(0x401c2f6100, 0x402ab4e180, 0x0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:248 +0xf8
main.(*Proc).smashInput(0x401c2f6100, 0x401d0c7620)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:214 +0x8c
main.(*Proc).loop(0x401c2f6100)
	/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