diff --git a/libunwindstack/Android.bp b/libunwindstack/Android.bp
index 19c22c8..8cc780a 100644
--- a/libunwindstack/Android.bp
+++ b/libunwindstack/Android.bp
@@ -341,6 +341,37 @@
 }
 
 //-------------------------------------------------------------------------
+// Fuzzers
+//-------------------------------------------------------------------------
+cc_defaults {
+    name: "libunwindstack_fuzz_defaults",
+    host_supported: true,
+    defaults: ["libunwindstack_flags"],
+    cflags: [
+        "-Wno-exit-time-destructors",
+        "-g",
+    ],
+    shared_libs: [
+        "libbase",
+        "liblog",
+        "liblzma",
+        "libunwindstack",
+        "libdexfile_support",
+    ],
+}
+
+cc_fuzz {
+    name: "libunwindstack_fuzz_unwinder",
+    defaults: ["libunwindstack_fuzz_defaults"],
+    srcs: [
+        "tests/MemoryFake.cpp",
+        "tests/ElfFake.cpp",
+        "tests/fuzz/UnwinderComponentCreator.cpp",
+        "tests/fuzz/UnwinderFuzz.cpp",
+    ],
+}
+
+//-------------------------------------------------------------------------
 // Tools
 //-------------------------------------------------------------------------
 cc_defaults {
@@ -458,3 +489,4 @@
         "tests/GenGnuDebugdata.cpp",
     ],
 }
+
diff --git a/libunwindstack/tests/fuzz/UnwinderComponentCreator.cpp b/libunwindstack/tests/fuzz/UnwinderComponentCreator.cpp
new file mode 100644
index 0000000..94f5a73
--- /dev/null
+++ b/libunwindstack/tests/fuzz/UnwinderComponentCreator.cpp
@@ -0,0 +1,356 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "UnwinderComponentCreator.h"
+
+std::unique_ptr<Regs> GetRegisters(ArchEnum arch) {
+  switch (arch) {
+    case unwindstack::ARCH_ARM: {
+      std::unique_ptr<unwindstack::RegsArm> regs = std::make_unique<unwindstack::RegsArm>();
+      return regs;
+    }
+    case unwindstack::ARCH_ARM64: {
+      std::unique_ptr<unwindstack::RegsArm64> regs = std::make_unique<unwindstack::RegsArm64>();
+      return regs;
+    }
+    case unwindstack::ARCH_X86: {
+      std::unique_ptr<unwindstack::RegsX86> regs = std::make_unique<unwindstack::RegsX86>();
+      return regs;
+    }
+    case unwindstack::ARCH_X86_64: {
+      std::unique_ptr<unwindstack::RegsX86_64> regs = std::make_unique<unwindstack::RegsX86_64>();
+      return regs;
+    }
+    case unwindstack::ARCH_MIPS: {
+      std::unique_ptr<unwindstack::RegsMips> regs = std::make_unique<unwindstack::RegsMips>();
+      return regs;
+    }
+    case unwindstack::ARCH_MIPS64: {
+      std::unique_ptr<unwindstack::RegsMips64> regs = std::make_unique<unwindstack::RegsMips64>();
+      return regs;
+    }
+    case unwindstack::ARCH_UNKNOWN:
+    default: {
+      std::unique_ptr<unwindstack::RegsX86_64> regs = std::make_unique<unwindstack::RegsX86_64>();
+      return regs;
+    }
+  }
+}
+
+ArchEnum GetArch(FuzzedDataProvider* data_provider) {
+  uint8_t arch = data_provider->ConsumeIntegralInRange<uint8_t>(1, kArchCount);
+  return static_cast<ArchEnum>(arch);
+}
+
+void ElfAddMapInfo(Maps* maps, uint64_t start, uint64_t end, uint64_t offset, uint64_t flags,
+                   const char* name, Elf* elf = nullptr) {
+  std::string str_name(name);
+  maps->Add(start, end, offset, flags, name, static_cast<uint64_t>(-1));
+  if (elf != nullptr) {
+    const auto& map_info = *--maps->end();
+    map_info->elf.reset(elf);
+  }
+}
+
+void ElfPushFakeFunctionData(FuzzedDataProvider* data_provider, ElfInterfaceFake* elf) {
+  uint8_t func_count = data_provider->ConsumeIntegralInRange<uint>(0, kMaxFuncCount);
+  for (uint8_t i = 0; i < func_count; i++) {
+    std::string func_name = data_provider->ConsumeRandomLengthString(kMaxFuncNameLen);
+    bool global = data_provider->ConsumeBool();
+    if (global) {
+      elf->FakeSetGlobalVariable(func_name, data_provider->ConsumeIntegral<uint64_t>());
+    } else {
+      ElfInterfaceFake::FakePushFunctionData(FunctionData(func_name, i));
+    }
+  }
+}
+void ElfPushFakeStepData(FuzzedDataProvider* data_provider) {
+  uint8_t step_count = data_provider->ConsumeIntegralInRange<uint>(0, kMaxStepCount);
+  for (uint8_t i = 0; i < step_count; i++) {
+    uint64_t pc = data_provider->ConsumeIntegral<uint64_t>();
+    uint64_t sp = data_provider->ConsumeIntegral<uint64_t>();
+    bool finished = i + 1 == step_count;
+    ElfInterfaceFake::FakePushStepData(StepData(pc, sp, finished));
+  }
+}
+
+ElfFake* PopulateElfFake(FuzzedDataProvider* data_provider) {
+  // This will be passed to a smart pointer in ElfAddMapInfo.
+  ElfFake* elf = new ElfFake(new MemoryFake);
+
+  // This will be handled by a smart pointer within Elf.
+  ElfInterfaceFake* interface_fake = new ElfInterfaceFake(nullptr);
+  std::string build_id = data_provider->ConsumeRandomLengthString(kMaxBuildIdLen);
+  interface_fake->FakeSetBuildID(build_id);
+  std::string so_name = data_provider->ConsumeRandomLengthString(kMaxSoNameLen);
+  interface_fake->FakeSetSoname(so_name.c_str());
+
+  elf->FakeSetArch(GetArch(data_provider));
+  elf->FakeSetLoadBias(data_provider->ConsumeIntegral<uint64_t>());
+
+  ElfPushFakeFunctionData(data_provider, interface_fake);
+  ElfPushFakeStepData(data_provider);
+
+  elf->FakeSetInterface(interface_fake);
+  ElfInterfaceFake::FakeClear();
+  return elf;
+}
+
+std::unique_ptr<Maps> GetMaps(FuzzedDataProvider* data_provider) {
+  std::unique_ptr<Maps> maps = std::make_unique<Maps>();
+  uint8_t entry_count = data_provider->ConsumeIntegralInRange<uint8_t>(0, kMaxMapEntryCount);
+  for (uint8_t i = 0; i < entry_count; i++) {
+    uint64_t start = data_provider->ConsumeIntegral<uint64_t>();
+    uint64_t end = data_provider->ConsumeIntegralInRange<uint64_t>(start, UINT64_MAX);
+    uint64_t offset = data_provider->ConsumeIntegral<uint64_t>();
+    std::string map_info_name = data_provider->ConsumeRandomLengthString(kMaxMapInfoNameLen);
+    uint8_t flags = PROT_READ | PROT_WRITE;
+
+    bool exec = data_provider->ConsumeBool();
+    if (exec) {
+      flags |= PROT_EXEC;
+    }
+
+    bool shouldAddElf = data_provider->ConsumeBool();
+    if (shouldAddElf) {
+      ElfAddMapInfo(maps.get(), start, end, offset, flags, map_info_name.c_str(),
+                    PopulateElfFake(data_provider));
+    } else {
+      ElfAddMapInfo(maps.get(), start, end, offset, flags, map_info_name.c_str());
+    }
+  }
+  maps->Sort();
+  return maps;
+}
+
+// This code (until PutElfFilesInMemory) is pretty much directly copied from JitDebugTest.cpp
+// There's a few minor modifications, most notably, all methods accept a MemoryFake pointer, and
+// PutElfInMemory inserts JIT data when called.
+void WriteDescriptor32(MemoryFake* memory, uint64_t addr, uint32_t entry) {
+  // Format of the 32 bit JITDescriptor structure:
+  //   uint32_t version
+  memory->SetData32(addr, 1);
+  //   uint32_t action_flag
+  memory->SetData32(addr + 4, 0);
+  //   uint32_t relevant_entry
+  memory->SetData32(addr + 8, 0);
+  //   uint32_t first_entry
+  memory->SetData32(addr + 12, entry);
+}
+
+void WriteDescriptor64(MemoryFake* memory, uint64_t addr, uint64_t entry) {
+  // Format of the 64 bit JITDescriptor structure:
+  //   uint32_t version
+  memory->SetData32(addr, 1);
+  //   uint32_t action_flag
+  memory->SetData32(addr + 4, 0);
+  //   uint64_t relevant_entry
+  memory->SetData64(addr + 8, 0);
+  //   uint64_t first_entry
+  memory->SetData64(addr + 16, entry);
+}
+
+void WriteEntry32Pack(MemoryFake* memory, uint64_t addr, uint32_t prev, uint32_t next,
+                      uint32_t elf_addr, uint64_t elf_size) {
+  // Format of the 32 bit JITCodeEntry structure:
+  //   uint32_t next
+  memory->SetData32(addr, next);
+  //   uint32_t prev
+  memory->SetData32(addr + 4, prev);
+  //   uint32_t symfile_addr
+  memory->SetData32(addr + 8, elf_addr);
+  //   uint64_t symfile_size
+  memory->SetData64(addr + 12, elf_size);
+}
+
+void WriteEntry32Pad(MemoryFake* memory, uint64_t addr, uint32_t prev, uint32_t next,
+                     uint32_t elf_addr, uint64_t elf_size) {
+  // Format of the 32 bit JITCodeEntry structure:
+  //   uint32_t next
+  memory->SetData32(addr, next);
+  //   uint32_t prev
+  memory->SetData32(addr + 4, prev);
+  //   uint32_t symfile_addr
+  memory->SetData32(addr + 8, elf_addr);
+  //   uint32_t pad
+  memory->SetData32(addr + 12, 0);
+  //   uint64_t symfile_size
+  memory->SetData64(addr + 16, elf_size);
+}
+
+void WriteEntry64(MemoryFake* memory, uint64_t addr, uint64_t prev, uint64_t next,
+                  uint64_t elf_addr, uint64_t elf_size) {
+  // Format of the 64 bit JITCodeEntry structure:
+  //   uint64_t next
+  memory->SetData64(addr, next);
+  //   uint64_t prev
+  memory->SetData64(addr + 8, prev);
+  //   uint64_t symfile_addr
+  memory->SetData64(addr + 16, elf_addr);
+  //   uint64_t symfile_size
+  memory->SetData64(addr + 24, elf_size);
+}
+
+template <typename EhdrType, typename ShdrType>
+void PutElfInMemory(MemoryFake* memory, uint64_t offset, uint8_t class_type, uint8_t machine_type,
+                    uint32_t pc, uint32_t size) {
+  EhdrType ehdr;
+  memset(&ehdr, 0, sizeof(ehdr));
+  uint64_t sh_offset = sizeof(ehdr);
+  memcpy(ehdr.e_ident, ELFMAG, SELFMAG);
+  ehdr.e_ident[EI_CLASS] = class_type;
+  ehdr.e_machine = machine_type;
+  ehdr.e_shstrndx = 1;
+  ehdr.e_shoff = sh_offset;
+  ehdr.e_shentsize = sizeof(ShdrType);
+  ehdr.e_shnum = 3;
+  memory->SetMemory(offset, &ehdr, sizeof(ehdr));
+
+  ShdrType shdr;
+  memset(&shdr, 0, sizeof(shdr));
+  shdr.sh_type = SHT_NULL;
+  memory->SetMemory(offset + sh_offset, &shdr, sizeof(shdr));
+
+  sh_offset += sizeof(shdr);
+  memset(&shdr, 0, sizeof(shdr));
+  shdr.sh_type = SHT_STRTAB;
+  shdr.sh_name = 1;
+  shdr.sh_offset = 0x500;
+  shdr.sh_size = 0x100;
+  memory->SetMemory(offset + sh_offset, &shdr, sizeof(shdr));
+  memory->SetMemory(offset + 0x500, ".debug_frame");
+
+  sh_offset += sizeof(shdr);
+  memset(&shdr, 0, sizeof(shdr));
+  shdr.sh_type = SHT_PROGBITS;
+  shdr.sh_name = 0;
+  shdr.sh_addr = 0x600;
+  shdr.sh_offset = 0x600;
+  shdr.sh_size = 0x200;
+  memory->SetMemory(offset + sh_offset, &shdr, sizeof(shdr));
+
+  // Now add a single cie/fde.
+  uint64_t dwarf_offset = offset + 0x600;
+  if (class_type == ELFCLASS32) {
+    // CIE 32 information.
+    memory->SetData32(dwarf_offset, 0xfc);
+    memory->SetData32(dwarf_offset + 0x4, 0xffffffff);
+    memory->SetData8(dwarf_offset + 0x8, 1);
+    memory->SetData8(dwarf_offset + 0x9, '\0');
+    memory->SetData8(dwarf_offset + 0xa, 0x4);
+    memory->SetData8(dwarf_offset + 0xb, 0x4);
+    memory->SetData8(dwarf_offset + 0xc, 0x1);
+
+    // FDE 32 information.
+    memory->SetData32(dwarf_offset + 0x100, 0xfc);
+    memory->SetData32(dwarf_offset + 0x104, 0);
+    memory->SetData32(dwarf_offset + 0x108, pc);
+    memory->SetData32(dwarf_offset + 0x10c, size);
+  } else {
+    // CIE 64 information.
+    memory->SetData32(dwarf_offset, 0xffffffff);
+    memory->SetData64(dwarf_offset + 4, 0xf4);
+    memory->SetData64(dwarf_offset + 0xc, 0xffffffffffffffffULL);
+    memory->SetData8(dwarf_offset + 0x14, 1);
+    memory->SetData8(dwarf_offset + 0x15, '\0');
+    memory->SetData8(dwarf_offset + 0x16, 0x4);
+    memory->SetData8(dwarf_offset + 0x17, 0x4);
+    memory->SetData8(dwarf_offset + 0x18, 0x1);
+
+    // FDE 64 information.
+    memory->SetData32(dwarf_offset + 0x100, 0xffffffff);
+    memory->SetData64(dwarf_offset + 0x104, 0xf4);
+    memory->SetData64(dwarf_offset + 0x10c, 0);
+    memory->SetData64(dwarf_offset + 0x114, pc);
+    memory->SetData64(dwarf_offset + 0x11c, size);
+  }
+}
+
+void PutElfFilesInMemory(MemoryFake* memory, FuzzedDataProvider* data_provider) {
+  uint8_t elf_file_count = data_provider->ConsumeIntegralInRange<uint8_t>(0, kMaxJitElfFiles);
+  int entry_offset = 0;
+  int prev_jit_addr = 0;
+  for (uint8_t i = 0; i < elf_file_count; i++) {
+    uint64_t offset = data_provider->ConsumeIntegral<uint64_t>();
+    // Technically the max valid value is ELFCLASSNUM - 1 (2), but
+    // we want to test values outside of that range.
+    uint8_t class_type = data_provider->ConsumeIntegral<uint8_t>();
+    // Same here, EM_NUM is 253, max valid machine type is 252
+    uint8_t machine_type = data_provider->ConsumeIntegral<uint8_t>();
+    uint32_t pc = data_provider->ConsumeIntegral<uint32_t>();
+    uint32_t size = data_provider->ConsumeIntegral<uint32_t>();
+    bool sixty_four_bit = data_provider->ConsumeBool();
+    bool write_jit = data_provider->ConsumeBool();
+    if (sixty_four_bit) {
+      PutElfInMemory<Elf64_Ehdr, Elf64_Shdr>(memory, offset, class_type, machine_type, pc, size);
+    } else {
+      PutElfInMemory<Elf32_Ehdr, Elf32_Shdr>(memory, offset, class_type, machine_type, pc, size);
+    }
+    if (write_jit) {
+      bool use_pad = data_provider->ConsumeBool();
+      // It is possible this will overwrite part of the ELF.
+      // This provides an interesting test of how malformed ELF
+      // data is handled.
+      uint64_t cur_descriptor_addr = 0x11800 + entry_offset;
+      uint64_t cur_jit_addr = 0x200000 + entry_offset;
+      uint64_t next_jit_addr = cur_jit_addr + size;
+      if (sixty_four_bit) {
+        WriteDescriptor64(memory, 0x11800, cur_jit_addr);
+        WriteEntry64(memory, cur_jit_addr, prev_jit_addr, next_jit_addr, pc, size);
+      } else {
+        // Loop back. Again, this may corrupt data,
+        // but that will allow for testing edge cases with
+        // malformed JIT data.
+        if (cur_jit_addr > UINT32_MAX) {
+          entry_offset = 0;
+          cur_jit_addr = 0x200000;
+          cur_descriptor_addr = 0x11800;
+          next_jit_addr = cur_jit_addr + size;
+        }
+        WriteDescriptor32(memory, cur_descriptor_addr, cur_jit_addr);
+        if (use_pad) {
+          WriteEntry32Pad(memory, cur_jit_addr, prev_jit_addr, next_jit_addr, pc, size);
+        } else {
+          WriteEntry32Pack(memory, cur_jit_addr, prev_jit_addr, next_jit_addr, pc, size);
+        }
+      }
+      entry_offset += size;
+      prev_jit_addr = cur_jit_addr;
+    }
+  }
+}
+
+std::vector<std::string> GetStringList(FuzzedDataProvider* data_provider, uint max_str_len,
+                                       uint max_strings) {
+  uint str_count = data_provider->ConsumeIntegralInRange<uint>(0, max_strings);
+  std::vector<std::string> strings;
+  for (uint i = 0; i < str_count; i++) {
+    strings.push_back(data_provider->ConsumeRandomLengthString(max_str_len));
+  }
+  return strings;
+}
+
+std::unique_ptr<DexFiles> GetDexFiles(FuzzedDataProvider* data_provider,
+                                      std::shared_ptr<Memory> memory, uint max_library_length,
+                                      uint max_libraries) {
+  std::vector<std::string> search_libs =
+      GetStringList(data_provider, max_library_length, max_libraries);
+  if (search_libs.size() <= 0) {
+    return std::make_unique<DexFiles>(memory);
+  }
+
+  return std::make_unique<DexFiles>(memory, search_libs);
+}
diff --git a/libunwindstack/tests/fuzz/UnwinderComponentCreator.h b/libunwindstack/tests/fuzz/UnwinderComponentCreator.h
new file mode 100644
index 0000000..09b3379
--- /dev/null
+++ b/libunwindstack/tests/fuzz/UnwinderComponentCreator.h
@@ -0,0 +1,83 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef _LIBUNWINDSTACK_UNWINDERCOMPONENTCREATOR_H
+#define _LIBUNWINDSTACK_UNWINDERCOMPONENTCREATOR_H
+
+#include <elf.h>
+#include <sys/mman.h>
+
+#include <memory>
+#include <string>
+#include <vector>
+
+#include <fuzzer/FuzzedDataProvider.h>
+#include <unwindstack/DexFiles.h>
+#include <unwindstack/Maps.h>
+#include <unwindstack/Regs.h>
+#include <unwindstack/RegsArm.h>
+#include <unwindstack/RegsArm64.h>
+#include <unwindstack/RegsMips.h>
+#include <unwindstack/RegsMips64.h>
+#include <unwindstack/RegsX86.h>
+#include <unwindstack/RegsX86_64.h>
+
+#include "../ElfFake.h"
+#include "../MemoryFake.h"
+
+#include "fuzzer/FuzzedDataProvider.h"
+
+using unwindstack::ArchEnum;
+using unwindstack::DexFiles;
+using unwindstack::Elf;
+using unwindstack::ElfFake;
+using unwindstack::ElfInterfaceFake;
+using unwindstack::FunctionData;
+using unwindstack::Maps;
+using unwindstack::Memory;
+using unwindstack::MemoryFake;
+using unwindstack::Regs;
+using unwindstack::StepData;
+
+static constexpr uint8_t kArchCount = 6;
+
+static constexpr uint8_t kMaxSoNameLen = 150;
+
+static constexpr uint8_t kMaxFuncNameLen = 50;
+static constexpr uint8_t kMaxFuncCount = 100;
+
+static constexpr uint8_t kMaxJitElfFiles = 20;
+static constexpr uint8_t kJitElfPadding = 32;
+
+static constexpr uint8_t kMaxStepCount = 100;
+static constexpr uint8_t kMaxMapEntryCount = 50;
+static constexpr uint8_t kMaxBuildIdLen = 100;
+static constexpr uint8_t kMaxMapInfoNameLen = 150;
+
+std::unique_ptr<unwindstack::Regs> GetRegisters(unwindstack::ArchEnum arch);
+std::unique_ptr<unwindstack::Maps> GetMaps(FuzzedDataProvider* data_provider);
+std::vector<std::string> GetStringList(FuzzedDataProvider* data_provider, uint max_str_len,
+                                       uint max_strings);
+unwindstack::ArchEnum GetArch(FuzzedDataProvider* data_provider);
+
+void AddMapInfo(uint64_t start, uint64_t end, uint64_t offset, uint64_t flags, const char* name,
+                Elf* elf = nullptr);
+void PutElfFilesInMemory(MemoryFake* memory, FuzzedDataProvider* data_provider);
+
+std::unique_ptr<unwindstack::DexFiles> GetDexFiles(FuzzedDataProvider* data_provider,
+                                                   std::shared_ptr<unwindstack::Memory> memory,
+                                                   uint max_libraries, uint max_library_length);
+#endif  // _LIBUNWINDSTACK_UNWINDERCOMPONENTCREATOR_H
diff --git a/libunwindstack/tests/fuzz/UnwinderFuzz.cpp b/libunwindstack/tests/fuzz/UnwinderFuzz.cpp
new file mode 100644
index 0000000..2f4986a
--- /dev/null
+++ b/libunwindstack/tests/fuzz/UnwinderFuzz.cpp
@@ -0,0 +1,99 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <functional>
+#include <iostream>
+#include <vector>
+
+#include <unwindstack/JitDebug.h>
+#include <unwindstack/Maps.h>
+#include <unwindstack/Memory.h>
+#include <unwindstack/Unwinder.h>
+
+#include "../MemoryFake.h"
+#include "UnwinderComponentCreator.h"
+#include "fuzzer/FuzzedDataProvider.h"
+
+namespace unwindstack {
+
+static constexpr int kMaxUnwindStringLen = 50;
+static constexpr int kMaxUnwindStrings = 50;
+
+void PerformUnwind(FuzzedDataProvider* data_provider, Unwinder* unwinder) {
+  // 0 = don't set any values
+  // 1 = set initial_map_names_to_skip
+  // 2 = set map_suffixes_to_ignore
+  // 3 = set both
+  uint8_t set_values = data_provider->ConsumeIntegral<uint8_t>() % 4;
+  if (set_values == 0) {
+    unwinder->Unwind();
+  } else if (set_values == 1) {
+    // Only setting initial_map_names_to_skip
+    std::vector<std::string> skip_names =
+        GetStringList(data_provider, kMaxUnwindStringLen, kMaxUnwindStrings);
+
+    unwinder->Unwind(&skip_names, nullptr);
+  } else if (set_values == 2) {
+    // Only setting map_suffixes_to_ignore
+    std::vector<std::string> ignore_suffixes =
+        GetStringList(data_provider, kMaxUnwindStringLen, kMaxUnwindStrings);
+
+    unwinder->Unwind(nullptr, &ignore_suffixes);
+  } else if (set_values == 3) {
+    // Setting both values
+    std::vector<std::string> skip_names =
+        GetStringList(data_provider, kMaxUnwindStringLen, kMaxUnwindStrings);
+    std::vector<std::string> ignore_suffixes =
+        GetStringList(data_provider, kMaxUnwindStringLen, kMaxUnwindStrings);
+
+    unwinder->Unwind(&skip_names, &ignore_suffixes);
+  }
+}
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
+  FuzzedDataProvider data_provider(data, size);
+
+  // We need to construct an unwinder.
+  // Generate the Maps:
+  std::unique_ptr<Maps> maps = GetMaps(&data_provider);
+
+  // Generate the Regs:
+  uint8_t arch_val = data_provider.ConsumeIntegralInRange<uint8_t>(1, kArchCount);
+  ArchEnum arch = static_cast<ArchEnum>(arch_val);
+  std::unique_ptr<Regs> regs = GetRegisters(arch);
+
+  // Generate memory:
+  std::shared_ptr<Memory> memory = std::make_shared<MemoryFake>();
+  PutElfFilesInMemory(reinterpret_cast<MemoryFake*>(memory.get()), &data_provider);
+
+  size_t max_frames = data_provider.ConsumeIntegralInRange<size_t>(0, 5000);
+
+  std::unique_ptr<JitDebug> jit_debug_ptr = std::make_unique<JitDebug>(memory);
+
+  // Create instance
+  Unwinder unwinder(max_frames, maps.get(), regs.get(), memory);
+  unwinder.SetJitDebug(jit_debug_ptr.get(), arch);
+  unwinder.SetResolveNames(data_provider.ConsumeBool());
+  // Call unwind
+  PerformUnwind(&data_provider, &unwinder);
+
+  // Run some additional logic that changes after unwind
+  uint64_t pc = data_provider.ConsumeIntegral<uint64_t>();
+  unwinder.BuildFrameFromPcOnly(pc);
+  unwinder.ConsumeFrames();
+  return 0;
+}
+}  // namespace unwindstack