0000081000000000000000018110000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000000000000850000008200000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000bc0)={&(0x7f0000000040)='kmem_cache_free\x00', r1}, 0x10)
write$cgroup_subtree(0xffffffffffffffff, 0x0, 0x1a000)
panic: replaceArg: group fields don't match: 0/2

goroutine 14 [running]:
github.com/google/syzkaller/prog.replaceArg({0xe56770?, 0xc0225cab00?}, {0xe56770?, 0xc023285da0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prog.go:377 +0x425
github.com/google/syzkaller/prog.replaceArg({0xe56770?, 0xc0225cab20?}, {0xe56770?, 0xc023285d60?})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prog.go:382 +0x345
github.com/google/syzkaller/prog.replaceArg({0xe56770?, 0xc0225cab40?}, {0xe56770?, 0xc023285d40?})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prog.go:382 +0x345
github.com/google/syzkaller/prog.replaceArg({0xe56770?, 0xc0225cb220?}, {0xe56770?, 0xc023285540?})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prog.go:382 +0x345
github.com/google/syzkaller/prog.replaceArg({0xe56770?, 0xc0225cb240?}, {0xe56770?, 0xc0232850c0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prog.go:382 +0x345
github.com/google/syzkaller/prog.replaceArg({0xe56770?, 0xc0225cb280?}, {0xe56770?, 0xc0232850a0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prog.go:382 +0x345
github.com/google/syzkaller/prog.replaceArg({0xe56770?, 0xc0225cb2c0?}, {0xe56770?, 0xc022cb7380?})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prog.go:382 +0x345
github.com/google/syzkaller/prog.replaceArg({0xe56770?, 0xc0225cb300?}, {0xe56770?, 0xc022cb7340?})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prog.go:382 +0x345
github.com/google/syzkaller/prog.replaceArg({0xe56770?, 0xc0225cb320?}, {0xe56770?, 0xc022cb7320?})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prog.go:382 +0x345
github.com/google/syzkaller/prog.replaceArg({0xe56770?, 0xc0225cb340?}, {0xe56770?, 0xc022cb7300?})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prog.go:382 +0x345
github.com/google/syzkaller/prog.replaceArg({0xe56770?, 0xc0225cb360?}, {0xe56770?, 0xc022cb72c0?})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/prog.go:382 +0x345
github.com/google/syzkaller/prog.(*StructType).mutate(0x16d44a0, 0xc0222d5c20, 0xc02350fb30, {0xe56770, 0xc0225cb380?}, {0xc02350f598, {0x1db72e0, 0x4, 0x4}, 0xc0259775f0, ...})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:490 +0x185
github.com/google/syzkaller/prog.(*Target).mutateArg(0x7fe184129bd8?, 0x7fe1d373f108?, 0x40?, {0xe56770, 0xc0225cb380}, {0xc02350f598, {0x1db72e0, 0x4, 0x4}, 0xc0259775f0, ...}, ...)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:245 +0xe2
github.com/google/syzkaller/prog.(*mutator).mutateArg(0xc02a975d60)
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:196 +0x245
github.com/google/syzkaller/prog.(*Prog).Mutate(0xc02caa6180, {0xe52aa8?, 0xc01b51edb0}, 0x1e, 0xc026b5c0c0, 0xc000094840, {0xc0177d0000, 0xf392, 0x11000})
	/syzkaller/gopath/src/github.com/google/syzkaller/prog/mutation.go:51 +0x2ba
main.(*Proc).smashInput(0xc026b5c1c0, 0xc00e9161a0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:221 +0x165
main.(*Proc).loop(0xc026b5c1c0)
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:78 +0xf2
created by main.main in goroutine 1
	/syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:336 +0x1665