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https://chromium.googlesource.com/crosvm/crosvm
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ee723d5204
This eliminates the boilerplate for catching panics and creating a Rust slice from the fuzzer input data. BUG=None TEST=`USE='asan fuzzer' emerge-nami crosvm` Change-Id: I49666a344b02e3333ad6823bfa7dace08b66b290 Signed-off-by: Daniel Verkamp <dverkamp@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosvm/+/1879495 Reviewed-by: Dylan Reid <dgreid@chromium.org>
29 lines
890 B
Rust
29 lines
890 B
Rust
// Copyright 2019 The Chromium OS Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#![no_main]
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use cros_fuzz::fuzz_target;
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use sys_util::{GuestAddress, GuestMemory, SharedMemory};
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use std::fs::File;
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use std::io::Write;
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const MEM_SIZE: u64 = 256 * 1024 * 1024;
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fn make_elf_bin(elf_bytes: &[u8]) -> File {
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let mut shm = SharedMemory::anon().expect("failed to create shared memory");
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shm.set_size(elf_bytes.len() as u64)
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.expect("failed to set shared memory size");
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shm.write_all(elf_bytes)
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.expect("failed to write elf to shared memoy");
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shm.into()
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}
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fuzz_target!(|bytes| {
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let mut kimage = make_elf_bin(bytes);
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let mem = GuestMemory::new(&[(GuestAddress(0), MEM_SIZE)]).unwrap();
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let _ = kernel_loader::load_kernel(&mem, GuestAddress(0), &mut kimage);
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});
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