// https://syzkaller.appspot.com/bug?id=762e7debe9358b9fb086b72671bc0b97bc686a88
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE

#include <arpa/inet.h>
#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <netinet/in.h>
#include <pthread.h>
#include <sched.h>
#include <setjmp.h>
#include <signal.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <sys/mount.h>
#include <sys/prctl.h>
#include <sys/resource.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/syscall.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/uio.h>
#include <sys/wait.h>
#include <time.h>
#include <unistd.h>

#include <linux/capability.h>
#include <linux/futex.h>
#include <linux/genetlink.h>
#include <linux/if_addr.h>
#include <linux/if_ether.h>
#include <linux/if_link.h>
#include <linux/if_tun.h>
#include <linux/in6.h>
#include <linux/ip.h>
#include <linux/loop.h>
#include <linux/neighbour.h>
#include <linux/net.h>
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
#include <linux/tcp.h>
#include <linux/veth.h>

#ifndef __NR_bpf
#define __NR_bpf 321
#endif
#ifndef __NR_memfd_create
#define __NR_memfd_create 319
#endif

static unsigned long long procid;

static __thread int clone_ongoing;
static __thread int skip_segv;
static __thread jmp_buf segv_env;

static void segv_handler(int sig, siginfo_t* info, void* ctx)
{
  if (__atomic_load_n(&clone_ongoing, __ATOMIC_RELAXED) != 0) {
    exit(sig);
  }
  uintptr_t addr = (uintptr_t)info->si_addr;
  const uintptr_t prog_start = 1 << 20;
  const uintptr_t prog_end = 100 << 20;
  int skip = __atomic_load_n(&skip_segv, __ATOMIC_RELAXED) != 0;
  int valid = addr < prog_start || addr > prog_end;
  if (skip && valid) {
    _longjmp(segv_env, 1);
  }
  exit(sig);
}

static void install_segv_handler(void)
{
  struct sigaction sa;
  memset(&sa, 0, sizeof(sa));
  sa.sa_handler = SIG_IGN;
  syscall(SYS_rt_sigaction, 0x20, &sa, NULL, 8);
  syscall(SYS_rt_sigaction, 0x21, &sa, NULL, 8);
  memset(&sa, 0, sizeof(sa));
  sa.sa_sigaction = segv_handler;
  sa.sa_flags = SA_NODEFER | SA_SIGINFO;
  sigaction(SIGSEGV, &sa, NULL);
  sigaction(SIGBUS, &sa, NULL);
}

#define NONFAILING(...)                                                        \
  ({                                                                           \
    int ok = 1;                                                                \
    __atomic_fetch_add(&skip_segv, 1, __ATOMIC_SEQ_CST);                       \
    if (_setjmp(segv_env) == 0) {                                              \
      __VA_ARGS__;                                                             \
    } else                                                                     \
      ok = 0;                                                                  \
    __atomic_fetch_sub(&skip_segv, 1, __ATOMIC_SEQ_CST);                       \
    ok;                                                                        \
  })

static void sleep_ms(uint64_t ms)
{
  usleep(ms * 1000);
}

static uint64_t current_time_ms(void)
{
  struct timespec ts;
  if (clock_gettime(CLOCK_MONOTONIC, &ts))
    exit(1);
  return (uint64_t)ts.tv_sec * 1000 + (uint64_t)ts.tv_nsec / 1000000;
}

static void thread_start(void* (*fn)(void*), void* arg)
{
  pthread_t th;
  pthread_attr_t attr;
  pthread_attr_init(&attr);
  pthread_attr_setstacksize(&attr, 128 << 10);
  int i = 0;
  for (; i < 100; i++) {
    if (pthread_create(&th, &attr, fn, arg) == 0) {
      pthread_attr_destroy(&attr);
      return;
    }
    if (errno == EAGAIN) {
      usleep(50);
      continue;
    }
    break;
  }
  exit(1);
}

typedef struct {
  int state;
} event_t;

static void event_init(event_t* ev)
{
  ev->state = 0;
}

static void event_reset(event_t* ev)
{
  ev->state = 0;
}

static void event_set(event_t* ev)
{
  if (ev->state)
    exit(1);
  __atomic_store_n(&ev->state, 1, __ATOMIC_RELEASE);
  syscall(SYS_futex, &ev->state, FUTEX_WAKE | FUTEX_PRIVATE_FLAG, 1000000);
}

static void event_wait(event_t* ev)
{
  while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE))
    syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, 0);
}

static int event_isset(event_t* ev)
{
  return __atomic_load_n(&ev->state, __ATOMIC_ACQUIRE);
}

static int event_timedwait(event_t* ev, uint64_t timeout)
{
  uint64_t start = current_time_ms();
  uint64_t now = start;
  for (;;) {
    uint64_t remain = timeout - (now - start);
    struct timespec ts;
    ts.tv_sec = remain / 1000;
    ts.tv_nsec = (remain % 1000) * 1000 * 1000;
    syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, &ts);
    if (__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE))
      return 1;
    now = current_time_ms();
    if (now - start > timeout)
      return 0;
  }
}

static bool write_file(const char* file, const char* what, ...)
{
  char buf[1024];
  va_list args;
  va_start(args, what);
  vsnprintf(buf, sizeof(buf), what, args);
  va_end(args);
  buf[sizeof(buf) - 1] = 0;
  int len = strlen(buf);
  int fd = open(file, O_WRONLY | O_CLOEXEC);
  if (fd == -1)
    return false;
  if (write(fd, buf, len) != len) {
    int err = errno;
    close(fd);
    errno = err;
    return false;
  }
  close(fd);
  return true;
}

struct nlmsg {
  char* pos;
  int nesting;
  struct nlattr* nested[8];
  char buf[4096];
};

static void netlink_init(struct nlmsg* nlmsg, int typ, int flags,
                         const void* data, int size)
{
  memset(nlmsg, 0, sizeof(*nlmsg));
  struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
  hdr->nlmsg_type = typ;
  hdr->nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK | flags;
  memcpy(hdr + 1, data, size);
  nlmsg->pos = (char*)(hdr + 1) + NLMSG_ALIGN(size);
}

static void netlink_attr(struct nlmsg* nlmsg, int typ, const void* data,
                         int size)
{
  struct nlattr* attr = (struct nlattr*)nlmsg->pos;
  attr->nla_len = sizeof(*attr) + size;
  attr->nla_type = typ;
  if (size > 0)
    memcpy(attr + 1, data, size);
  nlmsg->pos += NLMSG_ALIGN(attr->nla_len);
}

static void netlink_nest(struct nlmsg* nlmsg, int typ)
{
  struct nlattr* attr = (struct nlattr*)nlmsg->pos;
  attr->nla_type = typ;
  nlmsg->pos += sizeof(*attr);
  nlmsg->nested[nlmsg->nesting++] = attr;
}

static void netlink_done(struct nlmsg* nlmsg)
{
  struct nlattr* attr = nlmsg->nested[--nlmsg->nesting];
  attr->nla_len = nlmsg->pos - (char*)attr;
}

static int netlink_send_ext(struct nlmsg* nlmsg, int sock, uint16_t reply_type,
                            int* reply_len, bool dofail)
{
  if (nlmsg->pos > nlmsg->buf + sizeof(nlmsg->buf) || nlmsg->nesting)
    exit(1);
  struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
  hdr->nlmsg_len = nlmsg->pos - nlmsg->buf;
  struct sockaddr_nl addr;
  memset(&addr, 0, sizeof(addr));
  addr.nl_family = AF_NETLINK;
  ssize_t n = sendto(sock, nlmsg->buf, hdr->nlmsg_len, 0,
                     (struct sockaddr*)&addr, sizeof(addr));
  if (n != (ssize_t)hdr->nlmsg_len) {
    if (dofail)
      exit(1);
    return -1;
  }
  n = recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0);
  if (reply_len)
    *reply_len = 0;
  if (n < 0) {
    if (dofail)
      exit(1);
    return -1;
  }
  if (n < (ssize_t)sizeof(struct nlmsghdr)) {
    errno = EINVAL;
    if (dofail)
      exit(1);
    return -1;
  }
  if (hdr->nlmsg_type == NLMSG_DONE)
    return 0;
  if (reply_len && hdr->nlmsg_type == reply_type) {
    *reply_len = n;
    return 0;
  }
  if (n < (ssize_t)(sizeof(struct nlmsghdr) + sizeof(struct nlmsgerr))) {
    errno = EINVAL;
    if (dofail)
      exit(1);
    return -1;
  }
  if (hdr->nlmsg_type != NLMSG_ERROR) {
    errno = EINVAL;
    if (dofail)
      exit(1);
    return -1;
  }
  errno = -((struct nlmsgerr*)(hdr + 1))->error;
  return -errno;
}

static int netlink_send(struct nlmsg* nlmsg, int sock)
{
  return netlink_send_ext(nlmsg, sock, 0, NULL, true);
}

static int netlink_query_family_id(struct nlmsg* nlmsg, int sock,
                                   const char* family_name, bool dofail)
{
  struct genlmsghdr genlhdr;
  memset(&genlhdr, 0, sizeof(genlhdr));
  genlhdr.cmd = CTRL_CMD_GETFAMILY;
  netlink_init(nlmsg, GENL_ID_CTRL, 0, &genlhdr, sizeof(genlhdr));
  netlink_attr(nlmsg, CTRL_ATTR_FAMILY_NAME, family_name,
               strnlen(family_name, GENL_NAMSIZ - 1) + 1);
  int n = 0;
  int err = netlink_send_ext(nlmsg, sock, GENL_ID_CTRL, &n, dofail);
  if (err < 0) {
    return -1;
  }
  uint16_t id = 0;
  struct nlattr* attr = (struct nlattr*)(nlmsg->buf + NLMSG_HDRLEN +
                                         NLMSG_ALIGN(sizeof(genlhdr)));
  for (; (char*)attr < nlmsg->buf + n;
       attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
    if (attr->nla_type == CTRL_ATTR_FAMILY_ID) {
      id = *(uint16_t*)(attr + 1);
      break;
    }
  }
  if (!id) {
    errno = EINVAL;
    return -1;
  }
  recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0);
  return id;
}

static int netlink_next_msg(struct nlmsg* nlmsg, unsigned int offset,
                            unsigned int total_len)
{
  struct nlmsghdr* hdr = (struct nlmsghdr*)(nlmsg->buf + offset);
  if (offset == total_len || offset + hdr->nlmsg_len > total_len)
    return -1;
  return hdr->nlmsg_len;
}

static unsigned int queue_count = 2;

static void netlink_add_device_impl(struct nlmsg* nlmsg, const char* type,
                                    const char* name, bool up)
{
  struct ifinfomsg hdr;
  memset(&hdr, 0, sizeof(hdr));
  if (up)
    hdr.ifi_flags = hdr.ifi_change = IFF_UP;
  netlink_init(nlmsg, RTM_NEWLINK, NLM_F_EXCL | NLM_F_CREATE, &hdr,
               sizeof(hdr));
  if (name)
    netlink_attr(nlmsg, IFLA_IFNAME, name, strlen(name));
  netlink_attr(nlmsg, IFLA_NUM_TX_QUEUES, &queue_count, sizeof(queue_count));
  netlink_attr(nlmsg, IFLA_NUM_RX_QUEUES, &queue_count, sizeof(queue_count));
  netlink_nest(nlmsg, IFLA_LINKINFO);
  netlink_attr(nlmsg, IFLA_INFO_KIND, type, strlen(type));
}

static void netlink_add_device(struct nlmsg* nlmsg, int sock, const char* type,
                               const char* name)
{
  netlink_add_device_impl(nlmsg, type, name, false);
  netlink_done(nlmsg);
  int err = netlink_send(nlmsg, sock);
  if (err < 0) {
  }
}

static void netlink_add_veth(struct nlmsg* nlmsg, int sock, const char* name,
                             const char* peer)
{
  netlink_add_device_impl(nlmsg, "veth", name, false);
  netlink_nest(nlmsg, IFLA_INFO_DATA);
  netlink_nest(nlmsg, VETH_INFO_PEER);
  nlmsg->pos += sizeof(struct ifinfomsg);
  netlink_attr(nlmsg, IFLA_IFNAME, peer, strlen(peer));
  netlink_attr(nlmsg, IFLA_NUM_TX_QUEUES, &queue_count, sizeof(queue_count));
  netlink_attr(nlmsg, IFLA_NUM_RX_QUEUES, &queue_count, sizeof(queue_count));
  netlink_done(nlmsg);
  netlink_done(nlmsg);
  netlink_done(nlmsg);
  int err = netlink_send(nlmsg, sock);
  if (err < 0) {
  }
}

static void netlink_add_xfrm(struct nlmsg* nlmsg, int sock, const char* name)
{
  netlink_add_device_impl(nlmsg, "xfrm", name, true);
  netlink_nest(nlmsg, IFLA_INFO_DATA);
  int if_id = 1;
  netlink_attr(nlmsg, 2, &if_id, sizeof(if_id));
  netlink_done(nlmsg);
  netlink_done(nlmsg);
  int err = netlink_send(nlmsg, sock);
  if (err < 0) {
  }
}

static void netlink_add_hsr(struct nlmsg* nlmsg, int sock, const char* name,
                            const char* slave1, const char* slave2)
{
  netlink_add_device_impl(nlmsg, "hsr", name, false);
  netlink_nest(nlmsg, IFLA_INFO_DATA);
  int ifindex1 = if_nametoindex(slave1);
  netlink_attr(nlmsg, IFLA_HSR_SLAVE1, &ifindex1, sizeof(ifindex1));
  int ifindex2 = if_nametoindex(slave2);
  netlink_attr(nlmsg, IFLA_HSR_SLAVE2, &ifindex2, sizeof(ifindex2));
  netlink_done(nlmsg);
  netlink_done(nlmsg);
  int err = netlink_send(nlmsg, sock);
  if (err < 0) {
  }
}

static void netlink_add_linked(struct nlmsg* nlmsg, int sock, const char* type,
                               const char* name, const char* link)
{
  netlink_add_device_impl(nlmsg, type, name, false);
  netlink_done(nlmsg);
  int ifindex = if_nametoindex(link);
  netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
  int err = netlink_send(nlmsg, sock);
  if (err < 0) {
  }
}

static void netlink_add_vlan(struct nlmsg* nlmsg, int sock, const char* name,
                             const char* link, uint16_t id, uint16_t proto)
{
  netlink_add_device_impl(nlmsg, "vlan", name, false);
  netlink_nest(nlmsg, IFLA_INFO_DATA);
  netlink_attr(nlmsg, IFLA_VLAN_ID, &id, sizeof(id));
  netlink_attr(nlmsg, IFLA_VLAN_PROTOCOL, &proto, sizeof(proto));
  netlink_done(nlmsg);
  netlink_done(nlmsg);
  int ifindex = if_nametoindex(link);
  netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
  int err = netlink_send(nlmsg, sock);
  if (err < 0) {
  }
}

static void netlink_add_macvlan(struct nlmsg* nlmsg, int sock, const char* name,
                                const char* link)
{
  netlink_add_device_impl(nlmsg, "macvlan", name, false);
  netlink_nest(nlmsg, IFLA_INFO_DATA);
  uint32_t mode = MACVLAN_MODE_BRIDGE;
  netlink_attr(nlmsg, IFLA_MACVLAN_MODE, &mode, sizeof(mode));
  netlink_done(nlmsg);
  netlink_done(nlmsg);
  int ifindex = if_nametoindex(link);
  netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
  int err = netlink_send(nlmsg, sock);
  if (err < 0) {
  }
}

static void netlink_add_geneve(struct nlmsg* nlmsg, int sock, const char* name,
                               uint32_t vni, struct in_addr* addr4,
                               struct in6_addr* addr6)
{
  netlink_add_device_impl(nlmsg, "geneve", name, false);
  netlink_nest(nlmsg, IFLA_INFO_DATA);
  netlink_attr(nlmsg, IFLA_GENEVE_ID, &vni, sizeof(vni));
  if (addr4)
    netlink_attr(nlmsg, IFLA_GENEVE_REMOTE, addr4, sizeof(*addr4));
  if (addr6)
    netlink_attr(nlmsg, IFLA_GENEVE_REMOTE6, addr6, sizeof(*addr6));
  netlink_done(nlmsg);
  netlink_done(nlmsg);
  int err = netlink_send(nlmsg, sock);
  if (err < 0) {
  }
}

#define IFLA_IPVLAN_FLAGS 2
#define IPVLAN_MODE_L3S 2
#undef IPVLAN_F_VEPA
#define IPVLAN_F_VEPA 2

static void netlink_add_ipvlan(struct nlmsg* nlmsg, int sock, const char* name,
                               const char* link, uint16_t mode, uint16_t flags)
{
  netlink_add_device_impl(nlmsg, "ipvlan", name, false);
  netlink_nest(nlmsg, IFLA_INFO_DATA);
  netlink_attr(nlmsg, IFLA_IPVLAN_MODE, &mode, sizeof(mode));
  netlink_attr(nlmsg, IFLA_IPVLAN_FLAGS, &flags, sizeof(flags));
  netlink_done(nlmsg);
  netlink_done(nlmsg);
  int ifindex = if_nametoindex(link);
  netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
  int err = netlink_send(nlmsg, sock);
  if (err < 0) {
  }
}

static void netlink_device_change(struct nlmsg* nlmsg, int sock,
                                  const char* name, bool up, const char* master,
                                  const void* mac, int macsize,
                                  const char* new_name)
{
  struct ifinfomsg hdr;
  memset(&hdr, 0, sizeof(hdr));
  if (up)
    hdr.ifi_flags = hdr.ifi_change = IFF_UP;
  hdr.ifi_index = if_nametoindex(name);
  netlink_init(nlmsg, RTM_NEWLINK, 0, &hdr, sizeof(hdr));
  if (new_name)
    netlink_attr(nlmsg, IFLA_IFNAME, new_name, strlen(new_name));
  if (master) {
    int ifindex = if_nametoindex(master);
    netlink_attr(nlmsg, IFLA_MASTER, &ifindex, sizeof(ifindex));
  }
  if (macsize)
    netlink_attr(nlmsg, IFLA_ADDRESS, mac, macsize);
  int err = netlink_send(nlmsg, sock);
  if (err < 0) {
  }
}

static int netlink_add_addr(struct nlmsg* nlmsg, int sock, const char* dev,
                            const void* addr, int addrsize)
{
  struct ifaddrmsg hdr;
  memset(&hdr, 0, sizeof(hdr));
  hdr.ifa_family = addrsize == 4 ? AF_INET : AF_INET6;
  hdr.ifa_prefixlen = addrsize == 4 ? 24 : 120;
  hdr.ifa_scope = RT_SCOPE_UNIVERSE;
  hdr.ifa_index = if_nametoindex(dev);
  netlink_init(nlmsg, RTM_NEWADDR, NLM_F_CREATE | NLM_F_REPLACE, &hdr,
               sizeof(hdr));
  netlink_attr(nlmsg, IFA_LOCAL, addr, addrsize);
  netlink_attr(nlmsg, IFA_ADDRESS, addr, addrsize);
  return netlink_send(nlmsg, sock);
}

static void netlink_add_addr4(struct nlmsg* nlmsg, int sock, const char* dev,
                              const char* addr)
{
  struct in_addr in_addr;
  inet_pton(AF_INET, addr, &in_addr);
  int err = netlink_add_addr(nlmsg, sock, dev, &in_addr, sizeof(in_addr));
  if (err < 0) {
  }
}

static void netlink_add_addr6(struct nlmsg* nlmsg, int sock, const char* dev,
                              const char* addr)
{
  struct in6_addr in6_addr;
  inet_pton(AF_INET6, addr, &in6_addr);
  int err = netlink_add_addr(nlmsg, sock, dev, &in6_addr, sizeof(in6_addr));
  if (err < 0) {
  }
}

static struct nlmsg nlmsg;

#define DEVLINK_FAMILY_NAME "devlink"

#define DEVLINK_CMD_PORT_GET 5
#define DEVLINK_ATTR_BUS_NAME 1
#define DEVLINK_ATTR_DEV_NAME 2
#define DEVLINK_ATTR_NETDEV_NAME 7

static struct nlmsg nlmsg2;

static void initialize_devlink_ports(const char* bus_name, const char* dev_name,
                                     const char* netdev_prefix)
{
  struct genlmsghdr genlhdr;
  int len, total_len, id, err, offset;
  uint16_t netdev_index;
  int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
  if (sock == -1)
    exit(1);
  int rtsock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
  if (rtsock == -1)
    exit(1);
  id = netlink_query_family_id(&nlmsg, sock, DEVLINK_FAMILY_NAME, true);
  if (id == -1)
    goto error;
  memset(&genlhdr, 0, sizeof(genlhdr));
  genlhdr.cmd = DEVLINK_CMD_PORT_GET;
  netlink_init(&nlmsg, id, NLM_F_DUMP, &genlhdr, sizeof(genlhdr));
  netlink_attr(&nlmsg, DEVLINK_ATTR_BUS_NAME, bus_name, strlen(bus_name) + 1);
  netlink_attr(&nlmsg, DEVLINK_ATTR_DEV_NAME, dev_name, strlen(dev_name) + 1);
  err = netlink_send_ext(&nlmsg, sock, id, &total_len, true);
  if (err < 0) {
    goto error;
  }
  offset = 0;
  netdev_index = 0;
  while ((len = netlink_next_msg(&nlmsg, offset, total_len)) != -1) {
    struct nlattr* attr = (struct nlattr*)(nlmsg.buf + offset + NLMSG_HDRLEN +
                                           NLMSG_ALIGN(sizeof(genlhdr)));
    for (; (char*)attr < nlmsg.buf + offset + len;
         attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
      if (attr->nla_type == DEVLINK_ATTR_NETDEV_NAME) {
        char* port_name;
        char netdev_name[IFNAMSIZ];
        port_name = (char*)(attr + 1);
        snprintf(netdev_name, sizeof(netdev_name), "%s%d", netdev_prefix,
                 netdev_index);
        netlink_device_change(&nlmsg2, rtsock, port_name, true, 0, 0, 0,
                              netdev_name);
        break;
      }
    }
    offset += len;
    netdev_index++;
  }
error:
  close(rtsock);
  close(sock);
}

#define DEV_IPV4 "172.20.20.%d"
#define DEV_IPV6 "fe80::%02x"
#define DEV_MAC 0x00aaaaaaaaaa

static void netdevsim_add(unsigned int addr, unsigned int port_count)
{
  write_file("/sys/bus/netdevsim/del_device", "%u", addr);
  if (write_file("/sys/bus/netdevsim/new_device", "%u %u", addr, port_count)) {
    char buf[32];
    snprintf(buf, sizeof(buf), "netdevsim%d", addr);
    initialize_devlink_ports("netdevsim", buf, "netdevsim");
  }
}

#define WG_GENL_NAME "wireguard"
enum wg_cmd {
  WG_CMD_GET_DEVICE,
  WG_CMD_SET_DEVICE,
};
enum wgdevice_attribute {
  WGDEVICE_A_UNSPEC,
  WGDEVICE_A_IFINDEX,
  WGDEVICE_A_IFNAME,
  WGDEVICE_A_PRIVATE_KEY,
  WGDEVICE_A_PUBLIC_KEY,
  WGDEVICE_A_FLAGS,
  WGDEVICE_A_LISTEN_PORT,
  WGDEVICE_A_FWMARK,
  WGDEVICE_A_PEERS,
};
enum wgpeer_attribute {
  WGPEER_A_UNSPEC,
  WGPEER_A_PUBLIC_KEY,
  WGPEER_A_PRESHARED_KEY,
  WGPEER_A_FLAGS,
  WGPEER_A_ENDPOINT,
  WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
  WGPEER_A_LAST_HANDSHAKE_TIME,
  WGPEER_A_RX_BYTES,
  WGPEER_A_TX_BYTES,
  WGPEER_A_ALLOWEDIPS,
  WGPEER_A_PROTOCOL_VERSION,
};
enum wgallowedip_attribute {
  WGALLOWEDIP_A_UNSPEC,
  WGALLOWEDIP_A_FAMILY,
  WGALLOWEDIP_A_IPADDR,
  WGALLOWEDIP_A_CIDR_MASK,
};

static void netlink_wireguard_setup(void)
{
  const char ifname_a[] = "wg0";
  const char ifname_b[] = "wg1";
  const char ifname_c[] = "wg2";
  const char private_a[] =
      "\xa0\x5c\xa8\x4f\x6c\x9c\x8e\x38\x53\xe2\xfd\x7a\x70\xae\x0f\xb2\x0f\xa1"
      "\x52\x60\x0c\xb0\x08\x45\x17\x4f\x08\x07\x6f\x8d\x78\x43";
  const char private_b[] =
      "\xb0\x80\x73\xe8\xd4\x4e\x91\xe3\xda\x92\x2c\x22\x43\x82\x44\xbb\x88\x5c"
      "\x69\xe2\x69\xc8\xe9\xd8\x35\xb1\x14\x29\x3a\x4d\xdc\x6e";
  const char private_c[] =
      "\xa0\xcb\x87\x9a\x47\xf5\xbc\x64\x4c\x0e\x69\x3f\xa6\xd0\x31\xc7\x4a\x15"
      "\x53\xb6\xe9\x01\xb9\xff\x2f\x51\x8c\x78\x04\x2f\xb5\x42";
  const char public_a[] =
      "\x97\x5c\x9d\x81\xc9\x83\xc8\x20\x9e\xe7\x81\x25\x4b\x89\x9f\x8e\xd9\x25"
      "\xae\x9f\x09\x23\xc2\x3c\x62\xf5\x3c\x57\xcd\xbf\x69\x1c";
  const char public_b[] =
      "\xd1\x73\x28\x99\xf6\x11\xcd\x89\x94\x03\x4d\x7f\x41\x3d\xc9\x57\x63\x0e"
      "\x54\x93\xc2\x85\xac\xa4\x00\x65\xcb\x63\x11\xbe\x69\x6b";
  const char public_c[] =
      "\xf4\x4d\xa3\x67\xa8\x8e\xe6\x56\x4f\x02\x02\x11\x45\x67\x27\x08\x2f\x5c"
      "\xeb\xee\x8b\x1b\xf5\xeb\x73\x37\x34\x1b\x45\x9b\x39\x22";
  const uint16_t listen_a = 20001;
  const uint16_t listen_b = 20002;
  const uint16_t listen_c = 20003;
  const uint16_t af_inet = AF_INET;
  const uint16_t af_inet6 = AF_INET6;
  const struct sockaddr_in endpoint_b_v4 = {
      .sin_family = AF_INET,
      .sin_port = htons(listen_b),
      .sin_addr = {htonl(INADDR_LOOPBACK)}};
  const struct sockaddr_in endpoint_c_v4 = {
      .sin_family = AF_INET,
      .sin_port = htons(listen_c),
      .sin_addr = {htonl(INADDR_LOOPBACK)}};
  struct sockaddr_in6 endpoint_a_v6 = {.sin6_family = AF_INET6,
                                       .sin6_port = htons(listen_a)};
  endpoint_a_v6.sin6_addr = in6addr_loopback;
  struct sockaddr_in6 endpoint_c_v6 = {.sin6_family = AF_INET6,
                                       .sin6_port = htons(listen_c)};
  endpoint_c_v6.sin6_addr = in6addr_loopback;
  const struct in_addr first_half_v4 = {0};
  const struct in_addr second_half_v4 = {(uint32_t)htonl(128 << 24)};
  const struct in6_addr first_half_v6 = {{{0}}};
  const struct in6_addr second_half_v6 = {{{0x80}}};
  const uint8_t half_cidr = 1;
  const uint16_t persistent_keepalives[] = {1, 3, 7, 9, 14, 19};
  struct genlmsghdr genlhdr = {.cmd = WG_CMD_SET_DEVICE, .version = 1};
  int sock;
  int id, err;
  sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
  if (sock == -1) {
    return;
  }
  id = netlink_query_family_id(&nlmsg, sock, WG_GENL_NAME, true);
  if (id == -1)
    goto error;
  netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
  netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_a, strlen(ifname_a) + 1);
  netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_a, 32);
  netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_a, 2);
  netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_b, 32);
  netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_b_v4,
               sizeof(endpoint_b_v4));
  netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
               &persistent_keepalives[0], 2);
  netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4,
               sizeof(first_half_v4));
  netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
  netlink_done(&nlmsg);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6,
               sizeof(first_half_v6));
  netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
  netlink_done(&nlmsg);
  netlink_done(&nlmsg);
  netlink_done(&nlmsg);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_c, 32);
  netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_c_v6,
               sizeof(endpoint_c_v6));
  netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
               &persistent_keepalives[1], 2);
  netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4,
               sizeof(second_half_v4));
  netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
  netlink_done(&nlmsg);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6,
               sizeof(second_half_v6));
  netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
  netlink_done(&nlmsg);
  netlink_done(&nlmsg);
  netlink_done(&nlmsg);
  netlink_done(&nlmsg);
  err = netlink_send(&nlmsg, sock);
  if (err < 0) {
  }
  netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
  netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_b, strlen(ifname_b) + 1);
  netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_b, 32);
  netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_b, 2);
  netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_a, 32);
  netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_a_v6,
               sizeof(endpoint_a_v6));
  netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
               &persistent_keepalives[2], 2);
  netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4,
               sizeof(first_half_v4));
  netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
  netlink_done(&nlmsg);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6,
               sizeof(first_half_v6));
  netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
  netlink_done(&nlmsg);
  netlink_done(&nlmsg);
  netlink_done(&nlmsg);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_c, 32);
  netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_c_v4,
               sizeof(endpoint_c_v4));
  netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
               &persistent_keepalives[3], 2);
  netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4,
               sizeof(second_half_v4));
  netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
  netlink_done(&nlmsg);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6,
               sizeof(second_half_v6));
  netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
  netlink_done(&nlmsg);
  netlink_done(&nlmsg);
  netlink_done(&nlmsg);
  netlink_done(&nlmsg);
  err = netlink_send(&nlmsg, sock);
  if (err < 0) {
  }
  netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
  netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_c, strlen(ifname_c) + 1);
  netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_c, 32);
  netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_c, 2);
  netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_a, 32);
  netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_a_v6,
               sizeof(endpoint_a_v6));
  netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
               &persistent_keepalives[4], 2);
  netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4,
               sizeof(first_half_v4));
  netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
  netlink_done(&nlmsg);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6,
               sizeof(first_half_v6));
  netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
  netlink_done(&nlmsg);
  netlink_done(&nlmsg);
  netlink_done(&nlmsg);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_b, 32);
  netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_b_v4,
               sizeof(endpoint_b_v4));
  netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
               &persistent_keepalives[5], 2);
  netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4,
               sizeof(second_half_v4));
  netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
  netlink_done(&nlmsg);
  netlink_nest(&nlmsg, NLA_F_NESTED | 0);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
  netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6,
               sizeof(second_half_v6));
  netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
  netlink_done(&nlmsg);
  netlink_done(&nlmsg);
  netlink_done(&nlmsg);
  netlink_done(&nlmsg);
  err = netlink_send(&nlmsg, sock);
  if (err < 0) {
  }

error:
  close(sock);
}

static void initialize_netdevices(void)
{
  char netdevsim[16];
  sprintf(netdevsim, "netdevsim%d", (int)procid);
  struct {
    const char* type;
    const char* dev;
  } devtypes[] = {
      {"ip6gretap", "ip6gretap0"}, {"bridge", "bridge0"}, {"vcan", "vcan0"},
      {"bond", "bond0"},           {"team", "team0"},     {"dummy", "dummy0"},
      {"nlmon", "nlmon0"},         {"caif", "caif0"},     {"batadv", "batadv0"},
      {"vxcan", "vxcan1"},         {"veth", 0},           {"wireguard", "wg0"},
      {"wireguard", "wg1"},        {"wireguard", "wg2"},
  };
  const char* devmasters[] = {"bridge", "bond", "team", "batadv"};
  struct {
    const char* name;
    int macsize;
    bool noipv6;
  } devices[] = {
      {"lo", ETH_ALEN},
      {"sit0", 0},
      {"bridge0", ETH_ALEN},
      {"vcan0", 0, true},
      {"tunl0", 0},
      {"gre0", 0},
      {"gretap0", ETH_ALEN},
      {"ip_vti0", 0},
      {"ip6_vti0", 0},
      {"ip6tnl0", 0},
      {"ip6gre0", 0},
      {"ip6gretap0", ETH_ALEN},
      {"erspan0", ETH_ALEN},
      {"bond0", ETH_ALEN},
      {"veth0", ETH_ALEN},
      {"veth1", ETH_ALEN},
      {"team0", ETH_ALEN},
      {"veth0_to_bridge", ETH_ALEN},
      {"veth1_to_bridge", ETH_ALEN},
      {"veth0_to_bond", ETH_ALEN},
      {"veth1_to_bond", ETH_ALEN},
      {"veth0_to_team", ETH_ALEN},
      {"veth1_to_team", ETH_ALEN},
      {"veth0_to_hsr", ETH_ALEN},
      {"veth1_to_hsr", ETH_ALEN},
      {"hsr0", 0},
      {"dummy0", ETH_ALEN},
      {"nlmon0", 0},
      {"vxcan0", 0, true},
      {"vxcan1", 0, true},
      {"caif0", ETH_ALEN},
      {"batadv0", ETH_ALEN},
      {netdevsim, ETH_ALEN},
      {"xfrm0", ETH_ALEN},
      {"veth0_virt_wifi", ETH_ALEN},
      {"veth1_virt_wifi", ETH_ALEN},
      {"virt_wifi0", ETH_ALEN},
      {"veth0_vlan", ETH_ALEN},
      {"veth1_vlan", ETH_ALEN},
      {"vlan0", ETH_ALEN},
      {"vlan1", ETH_ALEN},
      {"macvlan0", ETH_ALEN},
      {"macvlan1", ETH_ALEN},
      {"ipvlan0", ETH_ALEN},
      {"ipvlan1", ETH_ALEN},
      {"veth0_macvtap", ETH_ALEN},
      {"veth1_macvtap", ETH_ALEN},
      {"macvtap0", ETH_ALEN},
      {"macsec0", ETH_ALEN},
      {"veth0_to_batadv", ETH_ALEN},
      {"veth1_to_batadv", ETH_ALEN},
      {"batadv_slave_0", ETH_ALEN},
      {"batadv_slave_1", ETH_ALEN},
      {"geneve0", ETH_ALEN},
      {"geneve1", ETH_ALEN},
      {"wg0", 0},
      {"wg1", 0},
      {"wg2", 0},
  };
  int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
  if (sock == -1)
    exit(1);
  unsigned i;
  for (i = 0; i < sizeof(devtypes) / sizeof(devtypes[0]); i++)
    netlink_add_device(&nlmsg, sock, devtypes[i].type, devtypes[i].dev);
  for (i = 0; i < sizeof(devmasters) / (sizeof(devmasters[0])); i++) {
    char master[32], slave0[32], veth0[32], slave1[32], veth1[32];
    sprintf(slave0, "%s_slave_0", devmasters[i]);
    sprintf(veth0, "veth0_to_%s", devmasters[i]);
    netlink_add_veth(&nlmsg, sock, slave0, veth0);
    sprintf(slave1, "%s_slave_1", devmasters[i]);
    sprintf(veth1, "veth1_to_%s", devmasters[i]);
    netlink_add_veth(&nlmsg, sock, slave1, veth1);
    sprintf(master, "%s0", devmasters[i]);
    netlink_device_change(&nlmsg, sock, slave0, false, master, 0, 0, NULL);
    netlink_device_change(&nlmsg, sock, slave1, false, master, 0, 0, NULL);
  }
  netlink_add_xfrm(&nlmsg, sock, "xfrm0");
  netlink_device_change(&nlmsg, sock, "bridge_slave_0", true, 0, 0, 0, NULL);
  netlink_device_change(&nlmsg, sock, "bridge_slave_1", true, 0, 0, 0, NULL);
  netlink_add_veth(&nlmsg, sock, "hsr_slave_0", "veth0_to_hsr");
  netlink_add_veth(&nlmsg, sock, "hsr_slave_1", "veth1_to_hsr");
  netlink_add_hsr(&nlmsg, sock, "hsr0", "hsr_slave_0", "hsr_slave_1");
  netlink_device_change(&nlmsg, sock, "hsr_slave_0", true, 0, 0, 0, NULL);
  netlink_device_change(&nlmsg, sock, "hsr_slave_1", true, 0, 0, 0, NULL);
  netlink_add_veth(&nlmsg, sock, "veth0_virt_wifi", "veth1_virt_wifi");
  netlink_add_linked(&nlmsg, sock, "virt_wifi", "virt_wifi0",
                     "veth1_virt_wifi");
  netlink_add_veth(&nlmsg, sock, "veth0_vlan", "veth1_vlan");
  netlink_add_vlan(&nlmsg, sock, "vlan0", "veth0_vlan", 0, htons(ETH_P_8021Q));
  netlink_add_vlan(&nlmsg, sock, "vlan1", "veth0_vlan", 1, htons(ETH_P_8021AD));
  netlink_add_macvlan(&nlmsg, sock, "macvlan0", "veth1_vlan");
  netlink_add_macvlan(&nlmsg, sock, "macvlan1", "veth1_vlan");
  netlink_add_ipvlan(&nlmsg, sock, "ipvlan0", "veth0_vlan", IPVLAN_MODE_L2, 0);
  netlink_add_ipvlan(&nlmsg, sock, "ipvlan1", "veth0_vlan", IPVLAN_MODE_L3S,
                     IPVLAN_F_VEPA);
  netlink_add_veth(&nlmsg, sock, "veth0_macvtap", "veth1_macvtap");
  netlink_add_linked(&nlmsg, sock, "macvtap", "macvtap0", "veth0_macvtap");
  netlink_add_linked(&nlmsg, sock, "macsec", "macsec0", "veth1_macvtap");
  char addr[32];
  sprintf(addr, DEV_IPV4, 14 + 10);
  struct in_addr geneve_addr4;
  if (inet_pton(AF_INET, addr, &geneve_addr4) <= 0)
    exit(1);
  struct in6_addr geneve_addr6;
  if (inet_pton(AF_INET6, "fc00::01", &geneve_addr6) <= 0)
    exit(1);
  netlink_add_geneve(&nlmsg, sock, "geneve0", 0, &geneve_addr4, 0);
  netlink_add_geneve(&nlmsg, sock, "geneve1", 1, 0, &geneve_addr6);
  netdevsim_add((int)procid, 4);
  netlink_wireguard_setup();
  for (i = 0; i < sizeof(devices) / (sizeof(devices[0])); i++) {
    char addr[32];
    sprintf(addr, DEV_IPV4, i + 10);
    netlink_add_addr4(&nlmsg, sock, devices[i].name, addr);
    if (!devices[i].noipv6) {
      sprintf(addr, DEV_IPV6, i + 10);
      netlink_add_addr6(&nlmsg, sock, devices[i].name, addr);
    }
    uint64_t macaddr = DEV_MAC + ((i + 10ull) << 40);
    netlink_device_change(&nlmsg, sock, devices[i].name, true, 0, &macaddr,
                          devices[i].macsize, NULL);
  }
  close(sock);
}
static void initialize_netdevices_init(void)
{
  int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
  if (sock == -1)
    exit(1);
  struct {
    const char* type;
    int macsize;
    bool noipv6;
    bool noup;
  } devtypes[] = {
      {"nr", 7, true},
      {"rose", 5, true, true},
  };
  unsigned i;
  for (i = 0; i < sizeof(devtypes) / sizeof(devtypes[0]); i++) {
    char dev[32], addr[32];
    sprintf(dev, "%s%d", devtypes[i].type, (int)procid);
    sprintf(addr, "172.30.%d.%d", i, (int)procid + 1);
    netlink_add_addr4(&nlmsg, sock, dev, addr);
    if (!devtypes[i].noipv6) {
      sprintf(addr, "fe88::%02x:%02x", i, (int)procid + 1);
      netlink_add_addr6(&nlmsg, sock, dev, addr);
    }
    int macsize = devtypes[i].macsize;
    uint64_t macaddr = 0xbbbbbb +
                       ((unsigned long long)i << (8 * (macsize - 2))) +
                       (procid << (8 * (macsize - 1)));
    netlink_device_change(&nlmsg, sock, dev, !devtypes[i].noup, 0, &macaddr,
                          macsize, NULL);
  }
  close(sock);
}

//% This code is derived from puff.{c,h}, found in the zlib development. The
//% original files come with the following copyright notice:

//% Copyright (C) 2002-2013 Mark Adler, all rights reserved
//% version 2.3, 21 Jan 2013
//% This software is provided 'as-is', without any express or implied
//% warranty.  In no event will the author be held liable for any damages
//% arising from the use of this software.
//% Permission is granted to anyone to use this software for any purpose,
//% including commercial applications, and to alter it and redistribute it
//% freely, subject to the following restrictions:
//% 1. The origin of this software must not be misrepresented; you must not
//%    claim that you wrote the original software. If you use this software
//%    in a product, an acknowledgment in the product documentation would be
//%    appreciated but is not required.
//% 2. Altered source versions must be plainly marked as such, and must not be
//%    misrepresented as being the original software.
//% 3. This notice may not be removed or altered from any source distribution.
//% Mark Adler    madler@alumni.caltech.edu

//% BEGIN CODE DERIVED FROM puff.{c,h}

#define MAXBITS 15
#define MAXLCODES 286
#define MAXDCODES 30
#define MAXCODES (MAXLCODES + MAXDCODES)
#define FIXLCODES 288

struct puff_state {
  unsigned char* out;
  unsigned long outlen;
  unsigned long outcnt;
  const unsigned char* in;
  unsigned long inlen;
  unsigned long incnt;
  int bitbuf;
  int bitcnt;
  jmp_buf env;
};
static int puff_bits(struct puff_state* s, int need)
{
  long val = s->bitbuf;
  while (s->bitcnt < need) {
    if (s->incnt == s->inlen)
      longjmp(s->env, 1);
    val |= (long)(s->in[s->incnt++]) << s->bitcnt;
    s->bitcnt += 8;
  }
  s->bitbuf = (int)(val >> need);
  s->bitcnt -= need;
  return (int)(val & ((1L << need) - 1));
}
static int puff_stored(struct puff_state* s)
{
  s->bitbuf = 0;
  s->bitcnt = 0;
  if (s->incnt + 4 > s->inlen)
    return 2;
  unsigned len = s->in[s->incnt++];
  len |= s->in[s->incnt++] << 8;
  if (s->in[s->incnt++] != (~len & 0xff) ||
      s->in[s->incnt++] != ((~len >> 8) & 0xff))
    return -2;
  if (s->incnt + len > s->inlen)
    return 2;
  if (s->outcnt + len > s->outlen)
    return 1;
  for (; len--; s->outcnt++, s->incnt++) {
    if (s->in[s->incnt])
      s->out[s->outcnt] = s->in[s->incnt];
  }
  return 0;
}
struct puff_huffman {
  short* count;
  short* symbol;
};
static int puff_decode(struct puff_state* s, const struct puff_huffman* h)
{
  int first = 0;
  int index = 0;
  int bitbuf = s->bitbuf;
  int left = s->bitcnt;
  int code = first = index = 0;
  int len = 1;
  short* next = h->count + 1;
  while (1) {
    while (left--) {
      code |= bitbuf & 1;
      bitbuf >>= 1;
      int count = *next++;
      if (code - count < first) {
        s->bitbuf = bitbuf;
        s->bitcnt = (s->bitcnt - len) & 7;
        return h->symbol[index + (code - first)];
      }
      index += count;
      first += count;
      first <<= 1;
      code <<= 1;
      len++;
    }
    left = (MAXBITS + 1) - len;
    if (left == 0)
      break;
    if (s->incnt == s->inlen)
      longjmp(s->env, 1);
    bitbuf = s->in[s->incnt++];
    if (left > 8)
      left = 8;
  }
  return -10;
}
static int puff_construct(struct puff_huffman* h, const short* length, int n)
{
  int len;
  for (len = 0; len <= MAXBITS; len++)
    h->count[len] = 0;
  int symbol;
  for (symbol = 0; symbol < n; symbol++)
    (h->count[length[symbol]])++;
  if (h->count[0] == n)
    return 0;
  int left = 1;
  for (len = 1; len <= MAXBITS; len++) {
    left <<= 1;
    left -= h->count[len];
    if (left < 0)
      return left;
  }
  short offs[MAXBITS + 1];
  offs[1] = 0;
  for (len = 1; len < MAXBITS; len++)
    offs[len + 1] = offs[len] + h->count[len];
  for (symbol = 0; symbol < n; symbol++)
    if (length[symbol] != 0)
      h->symbol[offs[length[symbol]]++] = symbol;
  return left;
}
static int puff_codes(struct puff_state* s, const struct puff_huffman* lencode,
                      const struct puff_huffman* distcode)
{
  static const short lens[29] = {3,  4,  5,  6,   7,   8,   9,   10,  11, 13,
                                 15, 17, 19, 23,  27,  31,  35,  43,  51, 59,
                                 67, 83, 99, 115, 131, 163, 195, 227, 258};
  static const short lext[29] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2,
                                 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 0};
  static const short dists[30] = {
      1,    2,    3,    4,    5,    7,    9,    13,    17,    25,
      33,   49,   65,   97,   129,  193,  257,  385,   513,   769,
      1025, 1537, 2049, 3073, 4097, 6145, 8193, 12289, 16385, 24577};
  static const short dext[30] = {0, 0, 0,  0,  1,  1,  2,  2,  3,  3,
                                 4, 4, 5,  5,  6,  6,  7,  7,  8,  8,
                                 9, 9, 10, 10, 11, 11, 12, 12, 13, 13};
  int symbol;
  do {
    symbol = puff_decode(s, lencode);
    if (symbol < 0)
      return symbol;
    if (symbol < 256) {
      if (s->outcnt == s->outlen)
        return 1;
      if (symbol)
        s->out[s->outcnt] = symbol;
      s->outcnt++;
    } else if (symbol > 256) {
      symbol -= 257;
      if (symbol >= 29)
        return -10;
      int len = lens[symbol] + puff_bits(s, lext[symbol]);
      symbol = puff_decode(s, distcode);
      if (symbol < 0)
        return symbol;
      unsigned dist = dists[symbol] + puff_bits(s, dext[symbol]);
      if (dist > s->outcnt)
        return -11;
      if (s->outcnt + len > s->outlen)
        return 1;
      while (len--) {
        if (dist <= s->outcnt && s->out[s->outcnt - dist])
          s->out[s->outcnt] = s->out[s->outcnt - dist];
        s->outcnt++;
      }
    }
  } while (symbol != 256);
  return 0;
}
static int puff_fixed(struct puff_state* s)
{
  static int virgin = 1;
  static short lencnt[MAXBITS + 1], lensym[FIXLCODES];
  static short distcnt[MAXBITS + 1], distsym[MAXDCODES];
  static struct puff_huffman lencode, distcode;
  if (virgin) {
    lencode.count = lencnt;
    lencode.symbol = lensym;
    distcode.count = distcnt;
    distcode.symbol = distsym;
    short lengths[FIXLCODES];
    int symbol;
    for (symbol = 0; symbol < 144; symbol++)
      lengths[symbol] = 8;
    for (; symbol < 256; symbol++)
      lengths[symbol] = 9;
    for (; symbol < 280; symbol++)
      lengths[symbol] = 7;
    for (; symbol < FIXLCODES; symbol++)
      lengths[symbol] = 8;
    puff_construct(&lencode, lengths, FIXLCODES);
    for (symbol = 0; symbol < MAXDCODES; symbol++)
      lengths[symbol] = 5;
    puff_construct(&distcode, lengths, MAXDCODES);
    virgin = 0;
  }
  return puff_codes(s, &lencode, &distcode);
}
static int puff_dynamic(struct puff_state* s)
{
  static const short order[19] = {16, 17, 18, 0, 8,  7, 9,  6, 10, 5,
                                  11, 4,  12, 3, 13, 2, 14, 1, 15};
  int nlen = puff_bits(s, 5) + 257;
  int ndist = puff_bits(s, 5) + 1;
  int ncode = puff_bits(s, 4) + 4;
  if (nlen > MAXLCODES || ndist > MAXDCODES)
    return -3;
  short lengths[MAXCODES];
  int index;
  for (index = 0; index < ncode; index++)
    lengths[order[index]] = puff_bits(s, 3);
  for (; index < 19; index++)
    lengths[order[index]] = 0;
  short lencnt[MAXBITS + 1], lensym[MAXLCODES];
  struct puff_huffman lencode = {lencnt, lensym};
  int err = puff_construct(&lencode, lengths, 19);
  if (err != 0)
    return -4;
  index = 0;
  while (index < nlen + ndist) {
    int symbol;
    int len;
    symbol = puff_decode(s, &lencode);
    if (symbol < 0)
      return symbol;
    if (symbol < 16)
      lengths[index++] = symbol;
    else {
      len = 0;
      if (symbol == 16) {
        if (index == 0)
          return -5;
        len = lengths[index - 1];
        symbol = 3 + puff_bits(s, 2);
      } else if (symbol == 17)
        symbol = 3 + puff_bits(s, 3);
      else
        symbol = 11 + puff_bits(s, 7);
      if (index + symbol > nlen + ndist)
        return -6;
      while (symbol--)
        lengths[index++] = len;
    }
  }
  if (lengths[256] == 0)
    return -9;
  err = puff_construct(&lencode, lengths, nlen);
  if (err && (err < 0 || nlen != lencode.count[0] + lencode.count[1]))
    return -7;
  short distcnt[MAXBITS + 1], distsym[MAXDCODES];
  struct puff_huffman distcode = {distcnt, distsym};
  err = puff_construct(&distcode, lengths + nlen, ndist);
  if (err && (err < 0 || ndist != distcode.count[0] + distcode.count[1]))
    return -8;
  return puff_codes(s, &lencode, &distcode);
}
static int puff(unsigned char* dest, unsigned long* destlen,
                const unsigned char* source, unsigned long sourcelen)
{
  struct puff_state s = {
      .out = dest,
      .outlen = *destlen,
      .outcnt = 0,
      .in = source,
      .inlen = sourcelen,
      .incnt = 0,
      .bitbuf = 0,
      .bitcnt = 0,
  };
  int err;
  if (setjmp(s.env) != 0)
    err = 2;
  else {
    int last;
    do {
      last = puff_bits(&s, 1);
      int type = puff_bits(&s, 2);
      err = type == 0 ? puff_stored(&s)
                      : (type == 1 ? puff_fixed(&s)
                                   : (type == 2 ? puff_dynamic(&s) : -1));
      if (err != 0)
        break;
    } while (!last);
  }
  *destlen = s.outcnt;
  return err;
}

//% END CODE DERIVED FROM puff.{c,h}

#define ZLIB_HEADER_WIDTH 2

static int puff_zlib_to_file(const unsigned char* source,
                             unsigned long sourcelen, int dest_fd)
{
  if (sourcelen < ZLIB_HEADER_WIDTH)
    return 0;
  source += ZLIB_HEADER_WIDTH;
  sourcelen -= ZLIB_HEADER_WIDTH;
  const unsigned long max_destlen = 132 << 20;
  void* ret = mmap(0, max_destlen, PROT_WRITE | PROT_READ,
                   MAP_PRIVATE | MAP_ANON, -1, 0);
  if (ret == MAP_FAILED)
    return -1;
  unsigned char* dest = (unsigned char*)ret;
  unsigned long destlen = max_destlen;
  int err = puff(dest, &destlen, source, sourcelen);
  if (err) {
    munmap(dest, max_destlen);
    errno = -err;
    return -1;
  }
  if (write(dest_fd, dest, destlen) != (ssize_t)destlen) {
    munmap(dest, max_destlen);
    return -1;
  }
  return munmap(dest, max_destlen);
}

static int setup_loop_device(unsigned char* data, unsigned long size,
                             const char* loopname, int* loopfd_p)
{
  int err = 0, loopfd = -1;
  int memfd = syscall(__NR_memfd_create, "syzkaller", 0);
  if (memfd == -1) {
    err = errno;
    goto error;
  }
  if (puff_zlib_to_file(data, size, memfd)) {
    err = errno;
    goto error_close_memfd;
  }
  loopfd = open(loopname, O_RDWR);
  if (loopfd == -1) {
    err = errno;
    goto error_close_memfd;
  }
  if (ioctl(loopfd, LOOP_SET_FD, memfd)) {
    if (errno != EBUSY) {
      err = errno;
      goto error_close_loop;
    }
    ioctl(loopfd, LOOP_CLR_FD, 0);
    usleep(1000);
    if (ioctl(loopfd, LOOP_SET_FD, memfd)) {
      err = errno;
      goto error_close_loop;
    }
  }
  close(memfd);
  *loopfd_p = loopfd;
  return 0;

error_close_loop:
  close(loopfd);
error_close_memfd:
  close(memfd);
error:
  errno = err;
  return -1;
}

static void reset_loop_device(const char* loopname)
{
  int loopfd = open(loopname, O_RDWR);
  if (loopfd == -1) {
    return;
  }
  if (ioctl(loopfd, LOOP_CLR_FD, 0)) {
  }
  close(loopfd);
}

static long syz_mount_image(volatile long fsarg, volatile long dir,
                            volatile long flags, volatile long optsarg,
                            volatile long change_dir,
                            volatile unsigned long size, volatile long image)
{
  unsigned char* data = (unsigned char*)image;
  int res = -1, err = 0, need_loop_device = !!size;
  char* mount_opts = (char*)optsarg;
  char* target = (char*)dir;
  char* fs = (char*)fsarg;
  char* source = NULL;
  char loopname[64];
  if (need_loop_device) {
    int loopfd;
    memset(loopname, 0, sizeof(loopname));
    snprintf(loopname, sizeof(loopname), "/dev/loop%llu", procid);
    if (setup_loop_device(data, size, loopname, &loopfd) == -1)
      return -1;
    close(loopfd);
    source = loopname;
  }
  mkdir(target, 0777);
  char opts[256];
  memset(opts, 0, sizeof(opts));
  if (strlen(mount_opts) > (sizeof(opts) - 32)) {
  }
  strncpy(opts, mount_opts, sizeof(opts) - 32);
  if (strcmp(fs, "iso9660") == 0) {
    flags |= MS_RDONLY;
  } else if (strncmp(fs, "ext", 3) == 0) {
    bool has_remount_ro = false;
    char* remount_ro_start = strstr(opts, "errors=remount-ro");
    if (remount_ro_start != NULL) {
      char after = *(remount_ro_start + strlen("errors=remount-ro"));
      char before = remount_ro_start == opts ? '\0' : *(remount_ro_start - 1);
      has_remount_ro = ((before == '\0' || before == ',') &&
                        (after == '\0' || after == ','));
    }
    if (strstr(opts, "errors=panic") || !has_remount_ro)
      strcat(opts, ",errors=continue");
  } else if (strcmp(fs, "xfs") == 0) {
    strcat(opts, ",nouuid");
  } else if (strncmp(fs, "gfs2", 4) == 0 &&
             (strstr(opts, "errors=panic") || strstr(opts, "debug"))) {
    strcat(opts, ",errors=withdraw");
  }
  res = mount(source, target, fs, flags, opts);
  if (res == -1) {
    err = errno;
    goto error_clear_loop;
  }
  res = open(target, O_RDONLY | O_DIRECTORY);
  if (res == -1) {
    err = errno;
    goto error_clear_loop;
  }
  if (change_dir) {
    res = chdir(target);
    if (res == -1) {
      err = errno;
    }
  }

error_clear_loop:
  if (need_loop_device)
    reset_loop_device(loopname);
  errno = err;
  return res;
}

static void setup_gadgetfs();
static void setup_binderfs();
static void setup_fusectl();
static void sandbox_common_mount_tmpfs(void)
{
  write_file("/proc/sys/fs/mount-max", "100000");
  if (mkdir("./syz-tmp", 0777))
    exit(1);
  if (mount("", "./syz-tmp", "tmpfs", 0, NULL))
    exit(1);
  if (mkdir("./syz-tmp/newroot", 0777))
    exit(1);
  if (mkdir("./syz-tmp/newroot/dev", 0700))
    exit(1);
  unsigned bind_mount_flags = MS_BIND | MS_REC | MS_PRIVATE;
  if (mount("/dev", "./syz-tmp/newroot/dev", NULL, bind_mount_flags, NULL))
    exit(1);
  if (mkdir("./syz-tmp/newroot/proc", 0700))
    exit(1);
  if (mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL))
    exit(1);
  if (mkdir("./syz-tmp/newroot/selinux", 0700))
    exit(1);
  const char* selinux_path = "./syz-tmp/newroot/selinux";
  if (mount("/selinux", selinux_path, NULL, bind_mount_flags, NULL)) {
    if (errno != ENOENT)
      exit(1);
    if (mount("/sys/fs/selinux", selinux_path, NULL, bind_mount_flags, NULL) &&
        errno != ENOENT)
      exit(1);
  }
  if (mkdir("./syz-tmp/newroot/sys", 0700))
    exit(1);
  if (mount("/sys", "./syz-tmp/newroot/sys", 0, bind_mount_flags, NULL))
    exit(1);
  if (mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL,
            bind_mount_flags, NULL) &&
      errno != ENOENT)
    exit(1);
  if (mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL,
            bind_mount_flags, NULL) &&
      errno != ENOENT)
    exit(1);
  if (mount("/proc/sys/fs/binfmt_misc",
            "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, bind_mount_flags,
            NULL) &&
      errno != ENOENT)
    exit(1);
  if (mkdir("./syz-tmp/newroot/syz-inputs", 0700))
    exit(1);
  if (mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL,
            bind_mount_flags | MS_RDONLY, NULL) &&
      errno != ENOENT)
    exit(1);
  if (mkdir("./syz-tmp/pivot", 0777))
    exit(1);
  if (syscall(SYS_pivot_root, "./syz-tmp", "./syz-tmp/pivot")) {
    if (chdir("./syz-tmp"))
      exit(1);
  } else {
    if (chdir("/"))
      exit(1);
    if (umount2("./pivot", MNT_DETACH))
      exit(1);
  }
  if (chroot("./newroot"))
    exit(1);
  if (chdir("/"))
    exit(1);
  setup_gadgetfs();
  setup_binderfs();
  setup_fusectl();
}

static void setup_gadgetfs()
{
  if (mkdir("/dev/gadgetfs", 0777)) {
  }
  if (mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL)) {
  }
}

static void setup_fusectl()
{
  if (mount(0, "/sys/fs/fuse/connections", "fusectl", 0, 0)) {
  }
}

static void setup_binderfs()
{
  if (mkdir("/dev/binderfs", 0777)) {
  }
  if (mount("binder", "/dev/binderfs", "binder", 0, NULL)) {
  }
  if (symlink("/dev/binderfs", "./binderfs")) {
  }
}

static void loop();

static void sandbox_common()
{
  prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
  if (getppid() == 1)
    exit(1);
  struct rlimit rlim;
  rlim.rlim_cur = rlim.rlim_max = (200 << 20);
  setrlimit(RLIMIT_AS, &rlim);
  rlim.rlim_cur = rlim.rlim_max = 32 << 20;
  setrlimit(RLIMIT_MEMLOCK, &rlim);
  rlim.rlim_cur = rlim.rlim_max = 136 << 20;
  setrlimit(RLIMIT_FSIZE, &rlim);
  rlim.rlim_cur = rlim.rlim_max = 1 << 20;
  setrlimit(RLIMIT_STACK, &rlim);
  rlim.rlim_cur = rlim.rlim_max = 128 << 20;
  setrlimit(RLIMIT_CORE, &rlim);
  rlim.rlim_cur = rlim.rlim_max = 256;
  setrlimit(RLIMIT_NOFILE, &rlim);
  if (unshare(CLONE_NEWNS)) {
  }
  if (mount(NULL, "/", NULL, MS_REC | MS_PRIVATE, NULL)) {
  }
  if (unshare(CLONE_NEWIPC)) {
  }
  if (unshare(0x02000000)) {
  }
  if (unshare(CLONE_NEWUTS)) {
  }
  if (unshare(CLONE_SYSVSEM)) {
  }
  typedef struct {
    const char* name;
    const char* value;
  } sysctl_t;
  static const sysctl_t sysctls[] = {
      {"/proc/sys/kernel/shmmax", "16777216"},
      {"/proc/sys/kernel/shmall", "536870912"},
      {"/proc/sys/kernel/shmmni", "1024"},
      {"/proc/sys/kernel/msgmax", "8192"},
      {"/proc/sys/kernel/msgmni", "1024"},
      {"/proc/sys/kernel/msgmnb", "1024"},
      {"/proc/sys/kernel/sem", "1024 1048576 500 1024"},
  };
  unsigned i;
  for (i = 0; i < sizeof(sysctls) / sizeof(sysctls[0]); i++)
    write_file(sysctls[i].name, sysctls[i].value);
}

static int wait_for_loop(int pid)
{
  if (pid < 0)
    exit(1);
  int status = 0;
  while (waitpid(-1, &status, __WALL) != pid) {
  }
  return WEXITSTATUS(status);
}

static void drop_caps(void)
{
  struct __user_cap_header_struct cap_hdr = {};
  struct __user_cap_data_struct cap_data[2] = {};
  cap_hdr.version = _LINUX_CAPABILITY_VERSION_3;
  cap_hdr.pid = getpid();
  if (syscall(SYS_capget, &cap_hdr, &cap_data))
    exit(1);
  const int drop = (1 << CAP_SYS_PTRACE) | (1 << CAP_SYS_NICE);
  cap_data[0].effective &= ~drop;
  cap_data[0].permitted &= ~drop;
  cap_data[0].inheritable &= ~drop;
  if (syscall(SYS_capset, &cap_hdr, &cap_data))
    exit(1);
}

static int do_sandbox_none(void)
{
  if (unshare(CLONE_NEWPID)) {
  }
  int pid = fork();
  if (pid != 0)
    return wait_for_loop(pid);
  sandbox_common();
  drop_caps();
  initialize_netdevices_init();
  if (unshare(CLONE_NEWNET)) {
  }
  write_file("/proc/sys/net/ipv4/ping_group_range", "0 65535");
  initialize_netdevices();
  sandbox_common_mount_tmpfs();
  loop();
  exit(1);
}

struct thread_t {
  int created, call;
  event_t ready, done;
};

static struct thread_t threads[16];
static void execute_call(int call);
static int running;

static void* thr(void* arg)
{
  struct thread_t* th = (struct thread_t*)arg;
  for (;;) {
    event_wait(&th->ready);
    event_reset(&th->ready);
    execute_call(th->call);
    __atomic_fetch_sub(&running, 1, __ATOMIC_RELAXED);
    event_set(&th->done);
  }
  return 0;
}

static void loop(void)
{
  if (write(1, "executing program\n", sizeof("executing program\n") - 1)) {
  }
  int i, call, thread;
  for (call = 0; call < 10; call++) {
    for (thread = 0; thread < (int)(sizeof(threads) / sizeof(threads[0]));
         thread++) {
      struct thread_t* th = &threads[thread];
      if (!th->created) {
        th->created = 1;
        event_init(&th->ready);
        event_init(&th->done);
        event_set(&th->done);
        thread_start(thr, th);
      }
      if (!event_isset(&th->done))
        continue;
      event_reset(&th->done);
      th->call = call;
      __atomic_fetch_add(&running, 1, __ATOMIC_RELAXED);
      event_set(&th->ready);
      event_timedwait(&th->done, 50 + (call == 0 ? 4000 : 0) +
                                     (call == 7 ? 4000 : 0) +
                                     (call == 9 ? 4000 : 0));
      break;
    }
  }
  for (i = 0; i < 100 && __atomic_load_n(&running, __ATOMIC_RELAXED); i++)
    sleep_ms(1);
}

uint64_t r[1] = {0xffffffffffffffff};

void execute_call(int call)
{
  intptr_t res = 0;
  switch (call) {
  case 0:
    //  syz_mount_image$ext4 arguments: [
    //    fs: ptr[in, buffer] {
    //      buffer: {65 78 74 34 00} (length 0x5)
    //    }
    //    dir: ptr[in, buffer] {
    //      buffer: {2e 2f 66 69 6c 65 32 00} (length 0x8)
    //    }
    //    flags: mount_flags = 0x404 (8 bytes)
    //    opts: ptr[in, fs_options[ext4_options]] {
    //      fs_options[ext4_options] {
    //        elems: array[fs_opt_elem[ext4_options]] {
    //          fs_opt_elem[ext4_options] {
    //            elem: union ext4_options {
    //              noblock_validity: buffer: {6e 6f 62 6c 6f 63 6b 5f 76 61 6c
    //              69 64 69 74 79} (length 0x10)
    //            }
    //            comma: const = 0x2c (1 bytes)
    //          }
    //          fs_opt_elem[ext4_options] {
    //            elem: union ext4_options {
    //              max_batch_time: fs_opt["max_batch_time", fmt[hex, int32]] {
    //                name: buffer: {6d 61 78 5f 62 61 74 63 68 5f 74 69 6d 65}
    //                (length 0xe) eq: const = 0x3d (1 bytes) val: int32 = 0x2
    //                (18 bytes)
    //              }
    //            }
    //            comma: const = 0x2c (1 bytes)
    //          }
    //          fs_opt_elem[ext4_options] {
    //            elem: union ext4_options {
    //              resuid: fs_opt["resuid", fmt[hex, uid]] {
    //                name: buffer: {72 65 73 75 69 64} (length 0x6)
    //                eq: const = 0x3d (1 bytes)
    //                val: uid (resource)
    //              }
    //            }
    //            comma: const = 0x2c (1 bytes)
    //          }
    //          fs_opt_elem[ext4_options] {
    //            elem: union ext4_options {
    //              block_validity: buffer: {62 6c 6f 63 6b 5f 76 61 6c 69 64 69
    //              74 79} (length 0xe)
    //            }
    //            comma: const = 0x2c (1 bytes)
    //          }
    //          fs_opt_elem[ext4_options] {
    //            elem: union ext4_options {
    //              stripe: fs_opt["stripe", fmt[hex, int32]] {
    //                name: buffer: {73 74 72 69 70 65} (length 0x6)
    //                eq: const = 0x3d (1 bytes)
    //                val: int32 = 0x9 (18 bytes)
    //              }
    //            }
    //            comma: const = 0x2c (1 bytes)
    //          }
    //          fs_opt_elem[ext4_options] {
    //            elem: union ext4_options {
    //              nombcache: buffer: {6e 6f 6d 62 63 61 63 68 65} (length 0x9)
    //            }
    //            comma: const = 0x2c (1 bytes)
    //          }
    //        }
    //        common: array[fs_opt_elem[fs_options_common]] {
    //        }
    //        null: const = 0x0 (1 bytes)
    //      }
    //    }
    //    chdir: int8 = 0x1 (1 bytes)
    //    size: len = 0x44f (8 bytes)
    //    img: ptr[in, buffer] {
    //      buffer: (compressed buffer with length 0x44f)
    //    }
    //  ]
    //  returns fd_dir
    NONFAILING(memcpy((void*)0x200000000180, "ext4\000", 5));
    NONFAILING(memcpy((void*)0x200000000200, "./file2\000", 8));
    NONFAILING(memcpy((void*)0x2000000002c0, "noblock_validity", 16));
    NONFAILING(*(uint8_t*)0x2000000002d0 = 0x2c);
    NONFAILING(memcpy((void*)0x2000000002d1, "max_batch_time", 14));
    NONFAILING(*(uint8_t*)0x2000000002df = 0x3d);
    NONFAILING(sprintf((char*)0x2000000002e0, "0x%016llx", (long long)2));
    NONFAILING(*(uint8_t*)0x2000000002f2 = 0x2c);
    NONFAILING(memcpy((void*)0x2000000002f3, "resuid", 6));
    NONFAILING(*(uint8_t*)0x2000000002f9 = 0x3d);
    NONFAILING(sprintf((char*)0x2000000002fa, "0x%016llx", (long long)0));
    NONFAILING(*(uint8_t*)0x20000000030c = 0x2c);
    NONFAILING(memcpy((void*)0x20000000030d, "block_validity", 14));
    NONFAILING(*(uint8_t*)0x20000000031b = 0x2c);
    NONFAILING(memcpy((void*)0x20000000031c, "stripe", 6));
    NONFAILING(*(uint8_t*)0x200000000322 = 0x3d);
    NONFAILING(sprintf((char*)0x200000000323, "0x%016llx", (long long)9));
    NONFAILING(*(uint8_t*)0x200000000335 = 0x2c);
    NONFAILING(memcpy((void*)0x200000000336, "nombcache", 9));
    NONFAILING(*(uint8_t*)0x20000000033f = 0x2c);
    NONFAILING(*(uint8_t*)0x200000000340 = 0);
    NONFAILING(memcpy(
        (void*)0x200000000640,
        "\x78\x9c\xec\xdb\xcb\x6f\x1b\xc5\x1f\x00\xf0\xef\xae\x93\xf6\xd7\xd7"
        "\x2f\xa1\x2a\x8f\x3e\x80\x40\x41\x54\x3c\x92\x26\x2d\xa5\x07\x2e\x20"
        "\x90\x38\x80\x84\x04\x87\x72\x0c\x49\x5a\x95\xba\x0d\x6a\x82\x44\xab"
        "\x08\x02\x42\xe5\x88\x2a\x71\x47\x1c\x91\xf8\x0b\x38\xc1\x05\x01\x27"
        "\x24\xae\x70\x47\x95\x2a\x14\x21\xb5\x70\x32\x5a\x7b\x37\xb1\x1d\xdb"
        "\x79\xd4\x89\xa1\xfe\x7c\xa4\x6d\x67\x76\xd7\x9d\xf9\x7a\x76\xbc\x33"
        "\x3b\xdd\x00\xfa\xd6\x48\xf6\x47\x12\xb1\x37\x22\x7e\x8d\x88\xa1\x5a"
        "\xb6\xf1\x84\x91\xda\x5f\xb7\x97\x16\xa6\xfe\x5a\x5a\x98\x4a\xa2\x52"
        "\x79\xe3\x8f\xa4\x7a\xde\xad\xa5\x85\xa9\xe2\xd4\xe2\x73\x7b\x8a\xcc"
        "\x40\x44\xfa\x49\x12\x87\x5b\x94\x3b\x77\xe5\xea\x85\xc9\x72\x79\xe6"
        "\x72\x9e\x1f\x9b\xbf\xf8\xee\xd8\xdc\x95\xab\xcf\x9c\xbf\x38\x79\x6e"
        "\xe6\xdc\xcc\xa5\x89\xd3\xa7\x4f\x9e\x18\x7f\xee\xd4\xc4\xb3\x5d\x89"
        "\x33\x8b\xeb\xd6\xa1\x0f\x66\x8f\x1c\x7c\xe5\xad\xeb\xaf\x4d\x9d\xb9"
        "\xfe\xf6\x8f\x5f\x27\x45\xfc\x4d\x71\x74\xc9\x48\xa7\x83\x8f\x57\x2a"
        "\x5d\x2e\xae\xb7\xf6\xd5\xa5\x93\x81\x1e\x56\x84\x0d\x29\xd5\xba\x69"
        "\x0c\x56\xfb\xff\x50\x94\x62\xa5\xf1\x86\xe2\xe5\x8f\x7b\x5a\x39\x60"
        "\x4b\x55\x2a\x95\xca\x7d\xed\x0f\x2f\x56\x80\xbb\x58\x12\xbd\xae\x01"
        "\xd0\x1b\xc5\x8d\x3e\x9b\xff\xe6\x5b\x71\xeb\xdf\x86\xd1\x47\xef\xdd"
        "\x7c\xa1\x36\x01\xca\x62\xbf\x9d\x6f\xb5\x23\x03\x91\xe6\xe7\x0c\x36"
        "\xcd\x6f\xbb\x69\x24\x22\xce\x2c\xfe\xfd\x45\xb6\xc5\x46\x9f\x43\xa4"
        "\x5b\x54\x29\x00\xe0\xae\xf6\x6d\x36\xfe\x79\xba\x61\xfc\x97\x8f\x3f"
        "\xd2\xa8\x7f\x2e\xf4\xff\x7c\x0d\x65\x38\x22\xee\x89\x88\xfd\x11\x71"
        "\x2a\x22\x0e\x44\xc4\xbd\x11\xd5\x73\xef\x8f\x88\x07\x5a\x15\x92\xb4"
        "\x2f\xbf\x79\x91\x64\xf5\xf8\x27\xbd\xb1\xe9\xe0\xd6\x21\x1b\xff\x3d"
        "\x9f\xaf\x6d\x35\x8e\xff\x96\x07\x57\xc3\xa5\x3c\xb7\xaf\x1a\xff\x60"
        "\x72\xf6\x7c\x79\xe6\x78\xfe\x9d\x1c\x8b\xc1\x9d\x59\x7e\xbc\x43\x19"
        "\xdf\xbd\xf4\xcb\x67\xed\x8e\xd5\x8f\xff\xb2\x2d\x2b\xbf\x18\x0b\xe6"
        "\xf5\xb8\x31\xb0\xb3\xf1\x33\xd3\x93\xf3\x93\x77\x12\x73\xbd\x9b\x1f"
        "\x45\x1c\x1a\x68\x15\x7f\xb2\xbc\x12\x90\x35\xdf\xc1\x88\x38\xb4\xc9"
        "\x32\xce\x3f\xf9\xd5\x91\x22\x7d\xb8\xd4\x78\x6c\xed\xf8\x3b\xe8\xc2"
        "\x3a\x53\xe5\xcb\x88\x27\x6a\xed\xbf\x18\x4d\xf1\x17\x92\xce\xeb\x93"
        "\x63\xff\x8b\xf2\xcc\xf1\xb1\xe2\xaa\x58\xed\xa7\x9f\xaf\xbd\xde\xae"
        "\xfc\x3b\x8a\xbf\x0b\xb2\xf6\xdf\xdd\xf2\xfa\x5f\x8e\x7f\x38\xa9\x5f"
        "\xaf\x9d\xdb\x78\x19\xd7\x7e\xfb\xb4\xed\x9c\x66\xb3\xd7\xff\x8e\xe4"
        "\xcd\x86\x7d\xef\x4f\xce\xcf\x5f\x1e\x8f\xd8\x91\xbc\x5a\xab\x74\xfd"
        "\xfe\x89\xa6\xf3\x26\x56\xce\xcf\xe2\x3f\x76\xb4\x75\xff\xdf\x1f\x2b"
        "\xdf\xc4\xe1\xec\xfa\x4f\x23\x1e\x8c\x88\x87\x22\xe2\xe1\xbc\xee\x8f"
        "\x44\xc4\xa3\x11\x71\xb4\x43\xfc\x3f\xbc\xf8\xd8\x3b\x1d\xe3\xff\xb3"
        "\x5d\xfc\x3b\x3b\xfc\xab\xdd\x91\xc5\x3f\xdd\xd0\xfe\xc5\x0f\x5f\xbb"
        "\xf6\x5f\x49\xec\x88\xe6\x3d\xad\x13\xa5\x0b\xdf\x7f\xd3\x50\xe8\x70"
        "\x53\xfc\x6b\xb6\xff\xc9\x6a\xea\x58\xbe\x67\x3d\xbf\x7f\xeb\xa9\xd7"
        "\xe6\xae\x66\x00\x00\x00\xf8\xef\xc9\x26\xfb\x7b\x23\x49\x47\x97\xd3"
        "\x69\x3a\x3a\x5a\xfb\x3f\xfc\x07\x62\x77\x5a\x9e\x9d\x9b\x7f\xea\xec"
        "\xec\x7b\x97\xa6\x6b\xef\x08\x0c\xc7\x60\x5a\x3c\xe9\x1a\xaa\x7b\x1e"
        "\x3a\x9e\x4f\xeb\x8b\xfc\x44\x53\xfe\x44\xfe\xdc\xf8\xf3\xd2\xae\x6a"
        "\x7e\x74\x6a\xb6\x3c\xdd\xeb\xe0\xa1\xcf\xed\x69\xd3\xff\x33\xbf\x97"
        "\x7a\x5d\x3b\x60\xcb\x79\x5f\x0b\xfa\x97\xfe\x0f\x7d\xab\xfe\x3d\x00"
        "\xa0\xcf\xb8\xff\x43\xff\x6a\xd1\xff\x77\xf5\xa2\x1e\xc0\xf6\x6b\x75"
        "\xff\xff\xb0\x07\xf5\x00\xb6\x5f\x53\xff\xb7\xec\x07\x7d\xc4\xfc\x1f"
        "\xfa\x97\xfe\x0f\xfd\x4b\xff\x87\xbe\x34\xb7\x2b\xd6\x7e\x49\x5e\x42"
        "\x62\x55\x22\xd2\x7f\x45\x35\x24\xb6\x28\xd1\xeb\x5f\x26\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x80\xee\xf8\x27\x00\x00\xff\xff\x05\xba\xea\xa8",
        1103));
    NONFAILING(syz_mount_image(/*fs=*/0x200000000180, /*dir=*/0x200000000200,
                               /*flags=MS_NODEV|MS_NOATIME*/ 0x404,
                               /*opts=*/0x2000000002c0, /*chdir=*/1,
                               /*size=*/0x44f, /*img=*/0x200000000640));
    break;
  case 1:
    //  chdir arguments: [
    //    dir: ptr[in, buffer] {
    //      buffer: {2e 2f 66 69 6c 65 30 00} (length 0x8)
    //    }
    //  ]
    NONFAILING(memcpy((void*)0x200000000040, "./file0\000", 8));
    syscall(__NR_chdir, /*dir=*/0x200000000040ul);
    break;
  case 2:
    //  openat$cgroup_ro arguments: [
    //    fd: fd_cgroup (resource)
    //    file: ptr[in, buffer] {
    //      buffer: {62 6c 6b 69 6f 2e 62 66 71 2e 69 64 6c 65 5f 74 69 6d 65
    //      00} (length 0x14)
    //    }
    //    flags: const = 0x275a (4 bytes)
    //    mode: const = 0x0 (2 bytes)
    //  ]
    //  returns fd
    NONFAILING(memcpy((void*)0x200000000200, "blkio.bfq.idle_time\000", 20));
    syscall(__NR_openat, /*fd=*/0xffffff9c, /*file=*/0x200000000200ul,
            /*flags=*/0x275a, /*mode=*/0);
    break;
  case 3:
    //  quotactl$Q_QUOTAON arguments: [
    //    cmd: quota_cmd_quota_on = 0xffffffff80000201 (8 bytes)
    //    special: ptr[in, blockdev_filename] {
    //      union blockdev_filename {
    //        loop: loop_filename {
    //          prefix: buffer: {2f 64 65 76 2f 6c 6f 6f 70} (length 0x9)
    //          id: proc = 0x0 (1 bytes)
    //          z: const = 0x0 (1 bytes)
    //        }
    //      }
    //    }
    //    id: uid (resource)
    //    addr: nil
    //  ]
    NONFAILING(memcpy((void*)0x200000000180, "/dev/loop", 9));
    NONFAILING(*(uint8_t*)0x200000000189 = 0x30);
    NONFAILING(*(uint8_t*)0x20000000018a = 0);
    syscall(__NR_quotactl, /*cmd=Q_QUOTAON_GRP*/ 0xffffffff80000201ul,
            /*special=*/0x200000000180ul, /*id=*/0, /*addr=*/0ul);
    break;
  case 4:
    //  mprotect arguments: [
    //    addr: VMA[0x3000]
    //    len: len = 0x3000 (8 bytes)
    //    prot: mmap_prot = 0x1 (8 bytes)
    //  ]
    syscall(__NR_mprotect, /*addr=*/0x200000000000ul, /*len=*/0x3000ul,
            /*prot=PROT_READ*/ 1ul);
    break;
  case 5:
    //  openat$cgroup_ro arguments: [
    //    fd: fd_cgroup (resource)
    //    file: ptr[in, buffer] {
    //      buffer: {6d 65 6d 6f 72 79 2e 63 75 72 72 65 6e 74 00} (length 0xf)
    //    }
    //    flags: const = 0x275a (4 bytes)
    //    mode: const = 0x0 (2 bytes)
    //  ]
    //  returns fd
    NONFAILING(memcpy((void*)0x200000000180, "memory.current\000", 15));
    res = syscall(__NR_openat, /*fd=*/(intptr_t)-1, /*file=*/0x200000000180ul,
                  /*flags=*/0x275a, /*mode=*/0);
    if (res != -1)
      r[0] = res;
    break;
  case 6:
    //  mmap arguments: [
    //    addr: VMA[0xb36000]
    //    len: len = 0xb36000 (4 bytes)
    //    prot: mmap_prot = 0xa (8 bytes)
    //    flags: mmap_flags = 0x28011 (8 bytes)
    //    fd: fd (resource)
    //    offset: intptr = 0x0 (8 bytes)
    //  ]
    syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*len=*/0xb36000,
            /*prot=PROT_SEM|PROT_WRITE*/ 0xaul,
            /*flags=MAP_STACK|MAP_POPULATE|MAP_FIXED|MAP_SHARED*/ 0x28011ul,
            /*fd=*/r[0], /*offset=*/0ul);
    break;
  case 7:
    //  syz_mount_image$exfat arguments: [
    //    fs: ptr[in, buffer] {
    //      buffer: {65 78 66 61 74 00} (length 0x6)
    //    }
    //    dir: ptr[in, buffer] {
    //      buffer: {13 13 77 c5 fc 35 d4 14 54 d5 d4 1d 29 ad 1a 60 29 59 81 46
    //      e6 be 16 6e 41 ad 0d bd 40 54 03 3c 9f 33 bb da 82 24 a2 f3 d7 72 e7
    //      63 6e 48 b3 3c bf 70 83 72 e8 f1 b9 93 3e c5 12 77 43 be 22 06 20 9e
    //      f0 2d f9 cb f2 f6 e8 80 d3 38 2f 00} (length 0x4e)
    //    }
    //    flags: mount_flags = 0x2000084c (8 bytes)
    //    opts: ptr[inout, array[ANYUNION]] {
    //      array[ANYUNION] {
    //        union ANYUNION {
    //          ANYBLOB: buffer: {69 6f 63 68 61 72 73 65 74 3d 61 73 63 69 69
    //          2c 64 69 73 63 61 72 64 2c 64 6d 61 73 6b 3d 30 30 30 30 30 30
    //          30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 37 2c 75 69 64
    //          3d} (length 0x3a)
    //        }
    //        union ANYUNION {
    //          ANYRESHEX: ANYRES64 (resource)
    //        }
    //        union ANYUNION {
    //          ANYRES8: ANYRES8 (resource)
    //        }
    //        union ANYUNION {
    //          ANYRESHEX: ANYRES64 (resource)
    //        }
    //        union ANYUNION {
    //          ANYBLOB: buffer: {56 96 bd 20 54 ed c7 ca db bc 09 1b 37 fe 88
    //          02 f8 d4 73 80 60 92 59 a7 01 b0 2c bf da 27 fc 3a 84 54 67 b8
    //          d6 5a 4a 36 8b 57 f2 f1 12 68 60 00 3e 90 b6 d7 f2 ce e6 7e 00
    //          cf} (length 0x3a)
    //        }
    //        union ANYUNION {
    //          ANYRESHEX: ANYRES64 (resource)
    //        }
    //        union ANYUNION {
    //          ANYBLOB: buffer: {2c 64 69 73 63 61 72 64 2c 00 fb 27 83 30 ab
    //          3b 48 84 d3 6a df 69 08 d1 1f 57 83 20 35 e9 6a 15 13 23 11 40
    //          da 18 2c a7 7a ee dc 49 2b bc 50 1d 94 f8 54 a7 e2 69 09 bd e6
    //          e6 98 d7 2a 15 ec 80 8a 86 c2 5d} (length 0x44)
    //        }
    //      }
    //    }
    //    chdir: int8 = 0x81 (1 bytes)
    //    size: len = 0x14f3 (8 bytes)
    //    img: ptr[in, buffer] {
    //      buffer: (compressed buffer with length 0x14f3)
    //    }
    //  ]
    //  returns fd_dir
    NONFAILING(memcpy((void*)0x200000000400, "exfat\000", 6));
    NONFAILING(memcpy(
        (void*)0x200000000240,
        "\023\023w\305\3745\324\024T\325\324\035)\255\032`)"
        "Y\201F\346\276\026nA\255\r\275@T\003<\2373\273\332\202$"
        "\242\363\327r\347cnH\263<\277p\203r\350\361\271\223>"
        "\305\022wC\276\"\006 \236\360-\371\313\362\366\350\200\3238/\000",
        78));
    NONFAILING(memcpy(
        (void*)0x200000000c00,
        "iocharset=ascii,discard,dmask=00000000000000000000007,uid=", 58));
    NONFAILING(sprintf((char*)0x200000000c3a, "0x%016llx", (long long)r[0]));
    NONFAILING(*(uint8_t*)0x200000000c4c = r[0]);
    NONFAILING(sprintf((char*)0x200000000c4d, "0x%016llx", (long long)-1));
    NONFAILING(
        memcpy((void*)0x200000000c5f,
               "\x56\x96\xbd\x20\x54\xed\xc7\xca\xdb\xbc\x09\x1b\x37\xfe\x88"
               "\x02\xf8\xd4\x73\x80\x60\x92\x59\xa7\x01\xb0\x2c\xbf\xda\x27"
               "\xfc\x3a\x84\x54\x67\xb8\xd6\x5a\x4a\x36\x8b\x57\xf2\xf1\x12"
               "\x68\x60\x00\x3e\x90\xb6\xd7\xf2\xce\xe6\x7e\x00\xcf",
               58));
    NONFAILING(sprintf((char*)0x200000000c99, "0x%016llx", (long long)0xee00));
    NONFAILING(memcpy(
        (void*)0x200000000cab,
        "\x2c\x64\x69\x73\x63\x61\x72\x64\x2c\x00\xfb\x27\x83\x30\xab\x3b\x48"
        "\x84\xd3\x6a\xdf\x69\x08\xd1\x1f\x57\x83\x20\x35\xe9\x6a\x15\x13\x23"
        "\x11\x40\xda\x18\x2c\xa7\x7a\xee\xdc\x49\x2b\xbc\x50\x1d\x94\xf8\x54"
        "\xa7\xe2\x69\x09\xbd\xe6\xe6\x98\xd7\x2a\x15\xec\x80\x8a\x86\xc2\x5d",
        68));
    NONFAILING(memcpy(
        (void*)0x200000001580,
        "\x78\x9c\xec\xdc\x0b\x98\x8e\x55\xbb\x38\xf0\x75\xaf\xb5\x1e\xc6\x34"
        "\xe9\x6d\x92\xc3\xb0\xee\x75\x3f\xbc\x69\x68\x99\x24\xc9\x21\xa7\x1c"
        "\x92\x24\x09\x49\x4e\x09\x49\x93\x24\x09\x89\x71\x96\x34\x24\x21\xc7"
        "\x49\x72\x18\x92\xe4\x30\x8d\x49\xe3\x7c\x3e\xe4\x9c\x34\xf9\xa4\x49"
        "\x92\x90\x90\x64\xfd\x2f\xd5\xde\xbe\x6f\xf7\x7d\xbb\xbd\xff\xdf\xf7"
        "\xff\xdb\xd7\x9e\xfb\x77\x5d\xeb\xb2\x6e\xcf\x73\xdf\xef\x5a\x73\xcf"
        "\x35\xef\x7a\xde\xeb\x9a\xf9\xb6\xd7\x98\x7a\x2d\xeb\xd7\x6e\x46\x44"
        "\xe2\x9f\x02\xbf\xfd\x93\x22\x84\x88\x11\x42\x8c\x10\x42\x5c\x27\x84"
        "\x08\x84\x10\x15\xe3\x2b\xc6\x5f\xbe\x5e\x40\x41\xca\x3f\xf7\x22\xec"
        "\x5f\xab\x79\xfa\xd5\x5e\x01\xbb\x9a\xb8\xff\x79\x1b\xf7\x3f\x6f\xe3"
        "\xfe\xe7\x6d\xdc\xff\xbc\x8d\xfb\x9f\xb7\x71\xff\xf3\x36\xee\x7f\xde"
        "\xc6\xfd\x67\x2c\x2f\xdb\x31\xaf\xd8\xf5\x3c\xf2\xee\xe0\xcf\xff\xf3"
        "\x32\x7e\xff\xff\x5f\x24\xb7\xdc\xd4\x2f\x37\x95\xbb\xb1\xf7\x7f\x23"
        "\x85\xfb\x9f\xb7\x71\xff\xf3\x36\xee\x7f\xde\xc6\xfd\xcf\xdb\xb8\xff"
        "\x79\x1b\xf7\xff\x7f\xbf\x5a\xff\xc9\x35\xee\x7f\xde\xc6\xfd\x67\x2c"
        "\x2f\xbb\xda\x9f\x3f\xf3\xb8\xba\xe3\x6a\x7f\xff\x31\xc6\x18\x63\x8c"
        "\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6"
        "\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63"
        "\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31"
        "\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18"
        "\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c"
        "\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6"
        "\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63"
        "\x8c\x31\xc6\x18\xcb\x1b\xce\xfb\x2b\xb4\x10\xe2\xdf\xe6\xff\x30\xe1"
        "\xe7\x3f\xbb\x81\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\xff\xd3\xf8\xfc"
        "\x57\x7b\x05\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\xfb\x7f\x0f\x84\x14"
        "\x4a\x68\x11\x88\x7c\x22\xbf\x88\x11\x05\x44\xac\xb8\x46\xc4\x89\x6b"
        "\x45\x41\x71\x9d\x88\x88\xeb\x45\xbc\xb8\x41\x14\x12\x37\x8a\xc2\xa2"
        "\x88\x28\x2a\x8a\x89\x04\x51\x5c\x94\x10\x46\xa0\xb0\x82\x44\x28\x4a"
        "\x8a\x52\x22\x2a\x6e\x12\xa5\xc5\xcd\x22\x51\x94\x11\x65\xc5\x2d\xc2"
        "\x89\x72\x22\x49\xdc\x2a\xca\x8b\xdb\x44\x05\x71\xbb\xa8\x28\xee\x10"
        "\x95\xc4\x9d\xa2\xb2\xa8\x22\xaa\x8a\x6a\xe2\x2e\x51\x5d\xd4\x10\x35"
        "\x45\x2d\x51\x5b\xdc\x2d\xea\x88\xba\xa2\x9e\xa8\x2f\xee\x11\x0d\xc4"
        "\xbd\xa2\xa1\xb8\x4f\x34\x12\xf7\x8b\xc6\xe2\x01\xd1\x44\x3c\x28\x9a"
        "\x8a\x87\x44\x33\xd1\x5c\xb4\x10\x0f\x8b\x96\xe2\x11\xd1\x4a\x3c\x2a"
        "\x5a\x8b\x36\xa2\xad\x68\x27\xda\xff\x5f\xe5\xbf\x28\xfa\x89\x97\x44"
        "\x7f\x31\x40\xa4\x88\x81\x62\x90\x18\x2c\x86\x88\xa1\x62\x98\x18\x2e"
        "\x46\x88\x97\xc5\x48\xf1\x8a\x18\x25\x5e\x15\xa9\x62\xb4\x18\x23\x5e"
        "\x13\x63\xc5\xeb\x62\x9c\x78\x43\x8c\x17\x13\xc4\x44\xf1\xa6\x98\x24"
        "\x26\x8b\x29\x62\xaa\x98\x26\xa6\x8b\x34\xf1\x96\x98\x21\xde\x16\x33"
        "\xc5\x3b\x62\x96\x98\x2d\xe6\x88\xb9\x22\x5d\xcc\x13\xf3\xc5\xbb\x62"
        "\x81\x78\x4f\x2c\x14\xef\x8b\x45\xe2\x03\xb1\x58\x2c\x11\x4b\xc5\x32"
        "\x91\x21\x3e\x14\x99\x62\xb9\xc8\x12\x1f\x89\x15\xe2\x63\x91\x2d\x56"
        "\x8a\x55\x62\xb5\x58\x23\xd6\x8a\x75\x62\xbd\xd8\x20\x36\x8a\x4d\x62"
        "\xb3\xd8\x22\xb6\x8a\x6d\x62\xbb\xd8\x21\x3e\x11\x3b\xc5\x2e\xb1\x5b"
        "\xec\x11\x7b\xc5\x3e\xb1\x5f\x7c\x2a\x0e\x88\xcf\xc4\x41\xf1\xb9\xc8"
        "\x11\x5f\xfc\x37\xf3\xcf\xfd\x87\xfc\xde\x20\x40\x80\x04\x09\x1a\x34"
        "\xe4\x83\x7c\x10\x03\x31\x10\x0b\xb1\x10\x07\x71\x50\x10\x0a\x42\x04"
        "\x22\x10\x0f\xf1\x50\x08\x0a\x41\x61\x28\x0c\x45\xa1\x28\x24\x40\x02"
        "\x94\x80\x12\x80\x80\x40\x40\x50\x12\x4a\x42\x14\xa2\x50\x1a\x4a\x43"
        "\x22\x24\x42\x59\x28\x0b\x0e\x1c\x24\x41\x12\x94\x87\xdb\xa0\x02\x54"
        "\x80\x8a\x50\x11\x2a\x41\x25\xa8\x0c\x55\xa0\x0a\x54\x83\x6a\x50\x1d"
        "\xaa\x43\x4d\xa8\x09\xb5\xa1\x36\xd4\x81\x3a\x50\x0f\xea\xc1\x3d\x70"
        "\x0f\xdc\x0b\x0d\xa1\x21\x34\x82\x46\xd0\x18\x1a\x43\x13\x68\x02\x4d"
        "\xa1\x29\x34\x83\x66\xd0\x02\x5a\x40\x4b\x68\x09\xad\xa0\x15\xb4\x86"
        "\xd6\xd0\x16\xda\x42\x7b\x68\x0f\x1d\xa0\x03\x74\x84\x8e\xd0\x19\x3a"
        "\x43\x17\xe8\x02\x5d\xa1\x2b\x24\x43\x32\x74\x83\x6e\xd0\x1d\xba\x43"
        "\x0f\xe8\x01\x3d\xa1\x27\xf4\x82\x5e\xd0\x1b\xfa\x40\x1f\x78\x11\x5e"
        "\x84\x97\xe0\x25\x18\x00\x75\xe4\x40\x18\x04\x83\x60\x08\x0c\x81\x61"
        "\x30\x1c\x86\xc3\xcb\x30\x12\x5e\x81\x57\xe0\x55\x48\x85\xd1\x30\x06"
        "\x5e\x83\xd7\xe0\x75\x18\x07\x67\x61\x3c\x4c\x80\x89\x30\x11\xaa\xcb"
        "\xc9\x30\x05\xa6\x02\xc9\xe9\x90\x06\x69\x30\x03\x66\xc0\x4c\x98\x09"
        "\xb3\x60\x36\xcc\x86\xb9\x90\x0e\xf3\x60\x3e\xcc\x87\x05\xf0\x1e\xbc"
        "\x07\xef\xc3\x22\xf8\x00\x3e\x80\x25\xb0\x04\x96\x41\x06\x64\x40\x26"
        "\x2c\x87\x2c\xc8\x82\x15\x70\x0e\xb2\x61\x25\xac\x82\xd5\xb0\x06\xd6"
        "\xc2\x1a\x58\x0f\x1b\x60\x3d\x6c\x82\xcd\xb0\x09\xb6\xc2\x56\xd8\x0e"
        "\xdb\xe1\x13\xf8\x04\x76\xc1\x2e\xd8\x03\x7b\x60\x1f\xec\x83\x4f\xe1"
        "\x53\xf8\x0c\x3e\x83\x54\xc8\x81\x1c\x38\x04\x87\xe0\x30\x1c\x86\x23"
        "\x70\x04\x72\x21\x17\x8e\xc2\x51\x38\x06\xc7\xe0\x38\x1c\x87\x13\x70"
        "\x02\x4e\xc2\x29\x38\x0d\xa7\xe0\x0c\x9c\x81\xb3\x70\x0e\xce\xc3\x79"
        "\xb8\x00\x17\xe0\x22\x3c\x9f\xf0\x75\x8b\x7d\x65\x36\xa6\x0a\x79\x99"
        "\x96\x5a\xe6\x93\xf9\x64\x8c\x8c\x91\xb1\x32\x56\xc6\xc9\x38\x59\x50"
        "\x16\x94\x11\x19\x91\xf1\x32\x5e\x16\x92\x85\x64\x61\x59\x58\x16\x95"
        "\x45\x65\x82\x4c\x90\x25\x64\x09\x89\x12\x25\xc9\x50\x96\x94\x25\x65"
        "\x54\x46\x65\x69\x59\x5a\x26\xca\x44\x59\x56\x96\x95\x4e\x3a\x99\x24"
        "\x93\x64\x79\x59\x5e\x56\x90\x15\x64\x45\x79\x87\xac\x24\xef\x94\x95"
        "\x65\x15\xd9\xc9\x55\x93\xd5\x64\x75\xd9\xd9\xd5\x94\xb5\x64\x6d\x59"
        "\x5b\xd6\x91\x75\x65\x3d\x59\x5f\xd6\x97\x0d\x64\x03\xd9\x50\x36\x94"
        "\x8d\x64\x23\xd9\x58\x36\x96\x4d\xe4\x83\xb2\xa9\x1c\x08\xc3\xa0\xb9"
        "\xbc\xdc\x99\x96\x72\x34\xb4\x92\x63\xa0\xb5\x6c\x23\xdb\xca\x76\xf2"
        "\x75\x78\x4c\x76\x90\xe3\xa0\xa3\xec\x24\x3b\xcb\x27\xe4\x04\x18\x0f"
        "\x5d\x65\x07\x97\x2c\x9f\x96\xdd\xe4\x14\xe8\x2e\x9f\x95\x53\xe1\x39"
        "\xd9\x53\x4e\x87\x5e\xf2\x05\xd9\x5b\xf6\x91\x7d\xe5\x8b\xb2\x9f\xec"
        "\xe8\xfa\xcb\x01\x72\x16\x0c\x94\x83\xe4\x5c\x18\x22\x87\xca\x61\x72"
        "\xb8\x5c\x00\x75\xe5\xe5\x8e\xd5\x93\xaf\xca\x54\x39\x5a\x8e\x91\xaf"
        "\xc9\x65\xf0\xba\x1c\x27\xdf\x90\xe3\xe5\x04\x39\x51\xbe\x29\x27\xc9"
        "\xc9\x72\x8a\x9c\x2a\xa7\xc9\xe9\x32\x4d\xbe\x25\x67\xc8\xb7\xe5\x4c"
        "\xf9\x8e\x9c\x25\x67\xcb\x39\x72\xae\x4c\x97\xf3\xe4\x7c\xf9\xae\x5c"
        "\x20\xdf\x93\x0b\xe5\xfb\x72\x91\xfc\x40\x2e\x96\x4b\xe4\x52\xb9\x4c"
        "\x66\xc8\x0f\x65\xa6\x5c\x2e\xb3\xe4\x47\x72\x85\xfc\x58\x66\xcb\x95"
        "\x72\x95\x5c\x2d\xd7\xc8\xb5\x72\x9d\x5c\x2f\x37\xc8\x8d\x72\x93\xdc"
        "\x2c\xb7\xc8\xad\x72\x9b\xdc\x2e\x77\xc8\x4f\xe4\x4e\xb9\x4b\xee\x96"
        "\x7b\xe4\x5e\xb9\x4f\xee\x97\x9f\xca\x03\xf2\x33\x79\x50\x7e\x2e\x73"
        "\xe4\x17\xf2\x90\xfc\x8b\x3c\x2c\xbf\x94\x47\xe4\x57\x32\x57\x7e\x2d"
        "\x8f\xca\x6f\xe4\x31\xf9\xad\x3c\x2e\xbf\x93\x27\xe4\xf7\xf2\xa4\x3c"
        "\x25\x4f\xcb\x1f\xe4\x19\xf9\xa3\x3c\x2b\xcf\xc9\xf3\xf2\x27\x79\x41"
        "\xfe\x2c\x2f\xca\x5f\xe4\x25\xe9\xa5\x50\xa0\xa4\x52\x4a\xab\x40\xe5"
        "\x53\xf9\x55\x8c\x2a\xa0\x62\xd5\x35\x2a\x4e\x5d\xab\x0a\xaa\xeb\x54"
        "\x44\x5d\xaf\xe2\xd5\x0d\xaa\x90\xba\x51\x15\x56\x45\x54\x51\x55\x4c"
        "\x25\xa8\xe2\xaa\x84\x32\x0a\x95\x55\xa4\x42\x55\x52\x95\x52\x51\x75"
        "\x93\x2a\xad\x6e\x56\x89\xaa\x8c\x2a\xab\x6e\x51\x4e\x95\x53\x49\xea"
        "\x56\x55\x5e\xdd\xa6\x2a\xa8\xdb\x55\x45\x75\x87\xaa\xa4\xee\x54\x95"
        "\x55\x15\x55\x55\x55\x53\x77\xa9\xea\xaa\x86\xaa\xa9\x6a\xa9\xda\xea"
        "\x6e\x55\x47\xd5\x55\xf5\x54\x7d\x75\x8f\x6a\xa0\xee\x55\x0d\xd5\x7d"
        "\xaa\x91\xba\x5f\x35\x56\x0f\xa8\x26\xea\x41\xd5\x54\x3d\xa4\x9a\xa9"
        "\xe6\xaa\x85\x7a\x58\xb5\x54\x8f\xa8\x56\xea\x51\xd5\x5a\xb5\x51\x6d"
        "\x55\x3b\xd5\x5e\x3d\xa6\x3a\xa8\xc7\x55\x47\xd5\x49\x75\x56\x4f\xa8"
        "\x2e\xea\x49\xd5\x55\x3d\xa5\x92\xd5\xd3\xaa\x9b\x7a\x46\x75\x57\xcf"
        "\xaa\x1e\xea\x39\xd5\x53\x3d\xaf\x7a\xa9\x17\x54\x6f\xd5\x47\xf5\x55"
        "\xbf\xa8\x4b\xca\xab\xfe\x6a\x80\x4a\x51\x03\xd5\x20\x35\x58\x0d\x51"
        "\x43\xd5\x30\x35\x5c\x8d\x50\x2f\xab\x91\xea\x15\x35\x4a\xbd\xaa\x52"
        "\xd5\x68\x35\x46\xbd\xa6\xc6\xaa\xd7\xd5\x38\xf5\x86\x1a\xaf\x26\xa8"
        "\x89\xea\x4d\x35\x49\x4d\x56\x53\xd4\x54\x35\x4d\x4d\x57\x69\xea\x2d"
        "\x35\x43\xbd\xad\x66\xaa\x77\xd4\x2c\x35\x5b\xcd\x51\x73\x55\xba\x9a"
        "\xa7\x86\xfd\x5e\x69\xe1\x7f\x21\xff\xed\xbf\x93\x3f\xea\xd7\x57\xdf"
        "\xae\x76\xa8\x4f\xd4\x4e\xb5\x4b\xed\x56\x7b\xd4\x5e\xb5\x4f\xed\x57"
        "\xfb\xd5\x01\x75\x40\x1d\x54\x07\x55\x8e\xca\x51\x87\xd4\x21\x75\x58"
        "\x1d\x56\x47\xd4\x11\x95\xab\x72\xd5\x51\x75\x54\x1d\x53\xc7\xd4\x71"
        "\x75\x5c\x9d\x50\x27\xd4\x49\x75\x4a\xfd\xa4\x7e\x50\x67\xd4\x8f\xea"
        "\xac\x3a\xa7\xce\xa9\x9f\xd4\x05\x75\x41\x5d\xfc\xfd\x6b\x20\x34\x68"
        "\xa9\x95\xd6\x3a\xd0\xf9\x74\x7e\x1d\xa3\x0b\xe8\x58\x7d\x8d\x8e\xd3"
        "\xd7\xea\x82\xfa\x3a\x1d\xd1\xd7\xeb\x78\x7d\x83\x2e\xa4\x6f\xd4\x85"
        "\x75\x11\x5d\x54\x17\xd3\x09\xba\xb8\x2e\xa1\x8d\x46\x6d\x35\xe9\x50"
        "\x97\xd4\xa5\x74\x54\xdf\xa4\x4b\xeb\x9b\x75\xa2\x2e\xa3\xcb\xea\x5b"
        "\xb4\xd3\xe5\x74\x92\xbe\xf5\x9f\xce\xff\xb3\xf5\xb5\xd7\xed\x75\x07"
        "\xdd\x41\x77\xd4\x1d\x75\x67\xdd\x59\x77\xd1\x5d\x74\x57\xdd\x55\x27"
        "\xeb\x64\xdd\x4d\x77\xd3\xdd\x75\x77\xdd\x43\xf7\xd0\x3d\x75\x4f\xdd"
        "\x4b\xf7\xd2\xbd\x75\x6f\xdd\x57\xf7\xd5\xfd\x74\x3f\xdd\x5f\xf7\xd7"
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        "\x0b\xef\xc6\xbb\xb1\x2e\xd6\xc5\xfa\x58\x1f\x1b\x60\x03\x6c\x88\x0d"
        "\xb1\x11\x36\xc2\xc6\xd8\x18\x9b\x60\x13\x6c\x8a\x4d\xb1\x19\x36\xc3"
        "\x16\xd8\x02\x5b\x62\x4b\x6c\x85\xad\xb0\x35\xb6\xc6\xb6\xd8\x16\xdb"
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        "\x5d\x31\x19\x93\xb1\x1b\x76\xc3\xee\xd8\x1d\x7b\x60\x0f\xec\x89\x3d"
        "\xb1\x17\xf6\xc2\xde\xd8\x1b\xfb\x62\x5f\xec\x87\xfd\xb0\x3f\xf6\xc7"
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        "\x0e\xc7\xe3\x04\x9c\x88\x6f\xe2\x24\x9c\x8c\x53\x70\x2a\x4e\xc3\xe9"
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        "\x8e\xe9\x38\x1f\xe7\xe3\x02\x5c\x80\x0b\x71\x21\x2e\xc2\x45\xb8\x18"
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        "\x66\x63\x36\xae\xc2\x55\xb8\x06\xd7\xe0\x3a\x5c\x87\x1b\x70\x03\x6e"
        "\xc2\x4d\xb8\x05\xb7\xe0\x36\xdc\x86\x3b\x70\x07\xee\xc4\x9d\xb8\x1b"
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        "\xf0\x0c\x9e\xc5\xb3\x78\x1e\xcf\xe3\x05\xfc\x19\x2f\xe2\x2f\x78\x09"
        "\x3d\xc6\x58\x29\x62\xed\x35\x36\xce\x5e\x6b\x0b\xda\xeb\x6c\x8c\x2d"
        "\x60\xff\x3a\x2e\x6a\x8b\xd9\x04\x5b\xdc\x96\xb0\xc6\x16\xb6\x45\xfe"
        "\x26\x46\x6b\x6d\xa2\x2d\x63\xcb\xda\x5b\xac\xb3\xe5\x6c\x92\xbd\xf5"
        "\x0f\x71\x65\x5b\xc5\x56\xb5\xd5\xec\x5d\xb6\xba\xad\x61\x6b\xfe\x21"
        "\x6e\x60\xef\xb5\x0d\xed\x7d\xb6\x91\xbd\xdf\xd6\xb7\xf7\xfc\x4d\xdc"
        "\xd8\x3e\x60\x9b\xd8\x47\x6c\x53\xfb\xa8\x6d\x66\xdb\xd8\x16\xb6\x9d"
        "\x6d\x69\x1f\xb1\xad\xec\xa3\xb6\xb5\x6d\x63\xdb\xda\x76\xb6\x8b\x7d"
        "\xd2\x76\xb5\x4f\xd9\x64\xfb\xb4\xed\x66\x9f\xf9\x43\x9c\x69\x97\xdb"
        "\x0d\x76\xa3\xdd\x64\x37\xdb\x03\xf6\x33\x7b\xde\xfe\x64\x8f\xd9\x6f"
        "\xed\x05\xfb\xb3\xed\x6f\x07\xd8\x11\xf6\x65\x3b\xd2\xbe\x62\x47\xd9"
        "\x57\x6d\xaa\x1d\xfd\x87\x78\xa2\x7d\xd3\x4e\xb2\x93\xed\x14\x3b\xd5"
        "\x4e\xb3\xd3\xff\x10\xcf\xb1\x73\x6d\xba\x9d\x67\xe7\xdb\x77\xed\x02"
        "\xfb\xde\x1f\xe2\x0c\xfb\xa1\x5d\x64\xb3\xec\x62\xbb\xc4\x2e\xb5\xcb"
        "\x7e\x8d\x2f\xaf\x29\xcb\x7e\x64\x57\xd8\x8f\x6d\xb6\x5d\x69\x57\xd9"
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        "\xdb\xfd\xf6\x53\xbb\xd3\xee\xb2\xbb\xed\x1e\xbb\xd7\xee\xfb\x35\xbe"
        "\xbc\x8f\x83\xf6\x73\x9b\x63\xbf\xb0\x47\xed\x37\xf6\xb0\xfd\xd2\x1e"
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        "\x3d\x69\x4f\xd9\xd3\xf6\x07\x7b\xc6\xfe\x68\xcf\xda\x73\xbf\xee\xff"
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        "\xe5\xa7\x18\x2a\x40\xb1\x74\x0d\xc5\xd1\xb5\x54\x90\xae\xa3\x08\x5d"
        "\x4f\xf1\x74\x03\x15\xa2\x1b\xa9\x30\x15\xa1\xa2\x54\x8c\x12\xa8\x38"
        "\x95\x20\x43\x48\x96\x88\x42\x2a\x49\xa5\x28\x4a\x37\x51\x69\xba\x99"
        "\x12\xa9\x0c\x95\xa5\x5b\xc8\x51\x39\x4a\xa2\x5b\xa9\x3c\xdd\x46\x15"
        "\xe8\x76\xaa\x48\x77\x50\x25\xba\x93\x2a\x53\x15\xaa\x4a\xd5\xe8\x2e"
        "\xaa\x4e\x35\xa8\x26\xd5\xa2\xda\x74\x37\xd5\xa1\xba\x54\x8f\xea\xd3"
        "\x3d\xd4\x80\xee\xa5\x86\x74\x1f\x35\xa2\xfb\xa9\x31\x3d\x40\x4d\xe8"
        "\x41\x6a\x4a\x0f\x51\x33\x6a\x4e\x2d\xe8\x61\x6a\x49\x8f\x50\x2b\x7a"
        "\x94\x5a\x53\x1b\x6a\x4b\xed\xa8\x3d\x3d\x46\x1d\xe8\x71\xea\x48\x9d"
        "\xa8\x33\x3d\x41\x5d\xe8\x49\xea\x4a\x4f\x51\x32\x3d\x4d\xdd\xe8\x19"
        "\xea\x4e\xcf\x52\x0f\x7a\x8e\x7a\xd2\xf3\xd4\x8b\x5e\xa0\xde\xd4\x87"
        "\xfa\xd2\x8b\xd4\x8f\x5e\xa2\xfe\x34\x80\x52\x68\x20\x0d\xa2\xc1\x34"
        "\x84\x86\xd2\x30\x1a\x4e\x23\xe8\x65\x1a\x49\xaf\xd0\x28\x7a\x95\x52"
        "\x69\x34\x8d\xa1\xd7\x68\x2c\xbd\x4e\xe3\xe8\x0d\x1a\x4f\x13\x68\x22"
        "\xbd\x49\x93\x68\x32\x4d\xa1\xa9\x34\x8d\xa6\x53\x1a\xbd\x45\x33\xe8"
        "\x6d\x9a\x49\xef\xd0\x2c\x9a\x4d\x73\x68\x2e\xa5\xd3\x3c\x9a\x4f\xef"
        "\xd2\x02\x7a\x8f\x16\xd2\xfb\xb4\x88\x3e\xa0\xc5\xb4\x84\x96\xd2\x32"
        "\xca\xa0\x0f\x29\x93\x96\x53\x16\x7d\x44\x2b\xe8\x63\xca\xa6\x95\xb4"
        "\x8a\x56\xd3\x1a\x5a\x4b\xeb\x68\x3d\x6d\xa0\x8d\xb4\x89\x36\xd3\x16"
        "\xda\x4a\xdb\x68\x3b\xed\xa0\x4f\x68\x27\xed\xa2\xdd\xb4\x87\xf6\xd2"
        "\x3e\xda\x4f\x9f\xd2\x01\xfa\x8c\x0e\xd2\xe7\x94\x43\x5f\xd0\x21\xfa"
        "\x0b\x1d\xa6\x2f\xe9\x08\x7d\x45\xb9\xf4\x35\x1d\xa5\x6f\xe8\x18\x7d"
        "\x4b\xc7\xe9\x3b\x3a\x41\xdf\xd3\x49\x3a\x45\xa7\xe9\x07\x3a\x43\x3f"
        "\xd2\x59\x3a\x47\xe7\xe9\x27\xba\x40\x3f\xd3\x45\xfa\x85\x2e\x91\x27"
        "\x11\x42\x28\x43\x15\xea\x30\x08\xf3\x85\xf9\xc3\x98\xb0\x40\x18\x1b"
        "\x5e\x13\xc6\x85\xd7\x86\x05\xc3\xeb\xc2\x48\x78\x7d\x18\x1f\xde\x10"
        "\x16\x0a\x6f\x0c\x0b\x87\x45\xc2\xa2\x61\xb1\x30\x21\x2c\x1e\x96\x08"
        "\x4d\x88\xa1\x0d\x29\x0c\xc3\x92\x61\xa9\x30\x1a\xde\x14\x96\x0e\x6f"
        "\x0e\x13\xc3\x32\x61\xd9\xf0\x96\xd0\x85\xe5\xc2\xa4\xf0\xd6\xb0\x7c"
        "\x78\x5b\x58\x21\xbc\x3d\xac\x18\xde\x11\x56\x0a\xef\x0c\x2b\x87\x55"
        "\xc2\x47\xee\xaf\x16\xde\x15\x56\x0f\x6b\x84\x35\xc3\x5a\x61\xed\xf0"
        "\xee\xb0\x4e\x58\x37\xac\x17\xd6\x0f\xef\x09\x1b\x84\xf7\x86\x0d\xc3"
        "\xfb\xc2\x46\xe1\xfd\x61\x85\xf0\x81\xb0\x49\xf8\x60\xd8\x34\x7c\x28"
        "\x6c\x16\x36\x0f\x5b\x84\x0f\x87\x2d\xc3\x47\xc2\x56\xe1\xa3\x61\xeb"
        "\xb0\x4d\xd8\x36\x6c\x17\xb6\x0f\x1f\x0b\x3b\x84\x8f\x87\x1d\xc3\x4e"
        "\x61\xe7\xf0\x89\xb0\x4b\xf8\x64\xd8\x35\x7c\x2a\x4c\x0e\x9f\x0e\xbb"
        "\x85\xcf\xfc\xe9\xf5\x94\x70\x60\x38\x28\x1c\x1c\x0e\x0e\xbd\xbf\x4f"
        "\x2d\x8d\x2e\x8b\x66\x44\x3f\x8c\x66\x46\x97\x47\xb3\xa2\x1f\x45\x57"
        "\x44\x3f\x8e\x66\x47\x57\x46\x57\x45\x57\x47\xd7\x44\xd7\x46\xd7\x45"
        "\xd7\x47\x37\x44\x37\x46\x37\x45\x37\x47\xb7\x44\xb7\x46\xb7\x45\xb7"
        "\x47\xbd\xaf\x9f\x5f\x38\x70\xd2\x29\xa7\x5d\xe0\xf2\xb9\xfc\x2e\xc6"
        "\x15\x70\xb1\xee\x1a\x17\xe7\xae\x75\x05\xdd\x75\x2e\xe2\xae\x77\xf1"
        "\xee\x06\x57\xc8\xdd\xe8\x0a\xbb\x22\xae\xa8\x2b\xe6\x12\x5c\x71\x57"
        "\xc2\x19\x87\xce\x3a\x72\xa1\x2b\xe9\x4a\xb9\xa8\xbb\xc9\x95\x76\x37"
        "\xbb\x44\x37\xb8\xf9\x6f\x07\x88\x72\x2e\xc9\xb5\x73\xed\x5d\x7b\xd7"
        "\xc1\x3d\xee\x3a\xba\x4e\xae\xb3\x7b\xc2\x3d\xe1\x9e\x74\x4f\xba\xa7"
        "\xdc\x53\xee\x69\xd7\xcd\x3d\xe3\xba\xbb\x67\x5d\x0f\xf7\x9c\xeb\xe9"
        "\x9e\x77\xcf\xbb\x17\x5c\x6f\xd7\xc7\xf5\x75\x2f\xba\x7e\xee\x25\xd7"
        "\xdf\x0d\x70\x29\x2e\xc5\x0d\x72\x83\xdc\x10\x37\xc4\x0d\x73\xc3\xdc"
        "\x08\x37\xc2\x8d\x74\x23\xdd\x28\x37\xca\xa5\xba\x54\x37\xc6\x8d\x71"
        "\x63\xdd\x58\x37\xce\x8d\x73\xe3\xdd\x78\x37\xd1\x4d\x74\x93\xdc\x24"
        "\x37\xc5\x4d\x71\xd3\xdc\x34\x97\xe6\xd2\xdc\x0c\x37\xc3\xcd\x74\x33"
        "\xdd\x2c\x37\xcb\xcd\x71\x73\x5c\xba\x4b\x77\xf3\xdd\x7c\xb7\xc0\x2d"
        "\x70\x0b\xdd\x42\xb7\x28\x71\x91\x5b\xec\x16\xbb\xa5\x6e\xa9\xcb\x70"
        "\x19\x2e\xd3\x65\xba\x2c\x97\xe5\x56\xb8\x15\x2e\xdb\x65\xbb\x55\x6e"
        "\x95\x5b\xe3\xd6\xb8\x75\x6e\x9d\xdb\xe0\x36\xb8\x4d\x6e\x93\xdb\xe2"
        "\xb6\xb8\x6d\x6e\x9b\xdb\xe1\x76\xb8\x9d\x6e\xa7\xdb\xed\x76\xbb\xbd"
        "\x6e\xaf\xdb\xef\xf6\xbb\x03\xee\x80\x3b\xe8\x0e\xba\x1c\x97\xe3\x0e"
        "\xb9\x43\xee\xb0\x3b\xec\x8e\xb8\xaf\x5c\xae\xfb\xda\x1d\x75\xdf\xb8"
        "\x63\xee\x5b\x77\xdc\x7d\xe7\x4e\xb8\xef\xdd\x49\x77\xca\x9d\x76\x3f"
        "\xb8\x33\xee\x47\x77\xd6\x9d\x73\xe7\xdd\x4f\xee\x82\xfb\xd9\x5d\x74"
        "\xbf\xb8\x4b\xce\xbb\xb4\xc8\x5b\x91\x19\x91\xb7\x23\x33\x23\xef\x44"
        "\x66\x45\x66\x47\xe6\x44\xe6\x46\xd2\x23\xf3\x22\xf3\x23\xef\x46\x16"
        "\x44\xde\x8b\x2c\x8c\xbc\x1f\x59\x14\xf9\x20\xb2\x38\xb2\x24\xb2\x34"
        "\xb2\x2c\x92\x11\xf9\x30\x92\x19\x59\x1e\xc9\x8a\x7c\x14\x59\x11\xf9"
        "\x38\x92\x1d\x59\x19\x59\x15\x59\x1d\x59\x13\x59\x1b\xf1\xbe\xf8\xce"
        "\xd0\x97\xf4\xa5\x7c\xd4\xdf\xe4\x4b\xfb\x9b\x7d\xa2\x2f\xe3\xcb\xfa"
        "\x5b\xbc\xf3\xe5\x7c\x92\xbf\xd5\x97\xf7\xb7\xf9\x0a\xfe\x76\x5f\xd1"
        "\xdf\xe1\x2b\xf9\x3b\x7d\x65\x5f\xc5\x57\xf5\x8f\xfa\xd6\xbe\x8d\x6f"
        "\xeb\xdb\xf9\xf6\xfe\x31\xdf\xc1\x3f\xee\x3b\xfa\x4e\xbe\xb3\x7f\xc2"
        "\x77\xf1\x4f\xfa\xae\xfe\x29\x9f\xec\x9f\xf6\xdd\xfc\x33\xbe\xbb\x7f"
        "\xd6\xf7\xf0\xcf\xf9\x9e\xfe\x79\xdf\xcb\xbf\xe0\x7b\xfb\x3e\xbe\xaf"
        "\x7f\xd1\xf7\xf3\x2f\xf9\xfe\x7e\x80\x4f\xf1\x03\xfd\x20\x3f\xd8\x0f"
        "\xf1\x43\xfd\x30\x3f\xdc\x8f\xf0\x2f\xfb\x91\xfe\x15\x3f\xca\xbf\xea"
        "\x53\xfd\x68\x3f\xc6\xbf\xe6\xc7\xfa\xd7\xfd\x38\xff\x86\x1f\xef\x27"
        "\xf8\x89\xfe\x4d\x3f\xc9\x4f\xf6\x53\xfc\x54\x3f\xcd\x4f\xf7\x69\xfe"
        "\x2d\x3f\xc3\xbf\xed\x67\xfa\x77\xfc\x2c\x3f\xdb\xcf\xf1\x73\x7d\xba"
        "\x9f\xe7\xe7\xfb\x77\xfd\x02\xff\x9e\x5f\xe8\xdf\xf7\x8b\xfc\x07\x7e"
        "\xb1\x5f\xe2\x97\xfa\x65\x3e\xc3\x7f\xe8\x33\xfd\x72\x9f\xe5\x3f\xf2"
        "\x2b\xfc\xc7\x3e\xdb\xaf\xf4\xab\xfc\x6a\xbf\xc6\xaf\xf5\xeb\xfc\x7a"
        "\xbf\xc1\x6f\xf4\x9b\xfc\x66\xbf\xc5\x6f\xf5\xdb\xfc\x76\xbf\xc3\x7f"
        "\xe2\x77\xfa\x5d\x7e\xb7\xdf\xe3\xf7\xfa\x7d\x7e\xbf\xff\xd4\x1f\xf0"
        "\x9f\xf9\x83\xfe\x73\x9f\xe3\xbf\xf0\x87\xfc\x5f\xfc\x61\xff\xa5\x3f"
        "\xe2\xbf\xf2\xb9\xfe\x6b\x7f\xd4\x7f\xe3\x8f\xf9\x6f\xfd\x71\xff\x9d"
        "\x3f\xe1\xbf\xf7\x27\xfd\x29\x7f\xda\xff\xe0\xcf\xf8\x1f\xfd\x59\x7f"
        "\xce\x9f\xf7\x3f\xf9\x0b\xfe\x67\x7f\xd1\xff\xe2\x2f\xf1\xaf\xa4\x31"
        "\xc6\x18\x63\x8c\xfd\x97\xa8\x3f\xb9\x3e\xf0\xef\xfc\x9f\xfc\x7d\x5c"
        "\x36\x48\x08\x71\xed\xae\x62\xb9\xff\xb1\xe6\x96\xc2\xbf\xcd\x87\xca"
        "\x84\x2e\x11\x21\xc4\xd3\x03\x7a\x35\xff\xb7\x51\xa7\x4e\x4a\x4a\xca"
        "\xef\xf7\x66\x2b\x11\x94\x5a\x22\x84\x88\x5c\xc9\xcf\x27\xae\xc4\x2b"
        "\x45\x67\xf1\xa4\x48\x16\x9d\x44\xf9\xbf\xbb\xbe\xa1\xb2\xcf\x05\xfa"
        "\x93\xfa\xd1\x3b\x84\x88\xfd\xab\x9c\x18\x71\x25\xbe\x52\xff\xb6\x7f"
        "\x50\xff\xb1\x27\x26\x66\x56\x0a\xcf\xc7\xff\x27\xf5\x97\x08\x91\x58"
        "\xea\x4a\x4e\x01\x71\x25\xbe\x52\xbf\xc2\x3f\xa8\x5f\xa4\xc3\x9f\xac"
        "\xbf\xc0\x97\x69\x42\x74\xfc\xab\x9c\x38\x71\x25\xbe\x52\x3f\x49\x3c"
        "\x2e\x9e\x11\xc9\x7f\x73\x27\x63\x8c\x31\xc6\x18\x63\x8c\x31\xf6\x9b"
        "\xa1\xb2\x6a\x8f\x3f\x7b\x7e\xbe\xfc\x7c\x9e\xa0\xaf\xe4\xe4\x17\x57"
        "\xe2\x3f\x7b\x3e\x67\x8c\x31\xc6\x18\x63\x8c\x31\xc6\xd8\xd5\xf7\x5c"
        "\x9f\xbe\x4f\x3d\x96\x9c\xdc\xa9\x07\x4f\x78\xc2\x13\x9e\xfc\xfb\xe4"
        "\x6a\xff\x64\x62\x8c\x31\xc6\x18\x63\x8c\xfd\xab\x5d\x39\xf4\x5f\xed"
        "\x95\x30\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31"
        "\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18"
        "\x63\x8c\x31\xc6\x18\x63\x79\xd7\xff\x8f\x3f\x27\x76\xb5\xf7\xc8\x18"
        "\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c"
        "\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6"
        "\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x5d\x6d\xff\x27"
        "\x00\x00\xff\xff\x2c\x76\x40\xb9",
        5363));
    NONFAILING(syz_mount_image(
        /*fs=*/0x200000000400, /*dir=*/0x200000000240,
        /*flags=MS_NOEXEC|MS_NODIRATIME|MS_NODEV|MS_MANDLOCK|0x20000000*/
        0x2000084c, /*opts=*/0x200000000c00, /*chdir=*/0x81, /*size=*/0x14f3,
        /*img=*/0x200000001580));
    break;
  case 8:
    //  bpf$PROG_LOAD arguments: [
    //    cmd: const = 0x5 (8 bytes)
    //    arg: ptr[in, bpf_prog_t[flags[bpf_prog_type, int32],
    //    bpf_prog_attach_types, bpf_btf_id[opt], fd_bpf_prog[opt]]] {
    //      bpf_prog_t[flags[bpf_prog_type, int32], bpf_prog_attach_types,
    //      bpf_btf_id[opt], fd_bpf_prog[opt]] {
    //        type: bpf_prog_type = 0x1 (4 bytes)
    //        ninsn: bytesize8 = 0x3 (4 bytes)
    //        insns: ptr[inout, array[ANYUNION]] {
    //          array[ANYUNION] {
    //            union ANYUNION {
    //              ANYBLOB: buffer: {85 00 00 00 2e 00 00 00 84 00 00 00 00 00
    //              00 00} (length 0x10)
    //            }
    //          }
    //        }
    //        license: nil
    //        loglev: int32 = 0x0 (4 bytes)
    //        logsize: len = 0x0 (4 bytes)
    //        log: nil
    //        kern_version: bpf_kern_version = 0x0 (4 bytes)
    //        flags: bpf_prog_load_flags = 0x0 (4 bytes)
    //        prog_name: buffer: {00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
    //        00} (length 0x10) prog_ifindex: ifindex (resource)
    //        expected_attach_type: union bpf_prog_attach_types {
    //          fallback: bpf_attach_types = 0x0 (4 bytes)
    //        }
    //        btf_fd: fd_btf (resource)
    //        func_info_rec_size: const = 0x8 (4 bytes)
    //        func_info: nil
    //        func_info_cnt: len = 0x0 (4 bytes)
    //        line_info_rec_size: const = 0x10 (4 bytes)
    //        line_info: nil
    //        line_info_cnt: len = 0x0 (4 bytes)
    //        attach_btf_id: bpf_btf_id (resource)
    //        attach_prog_fd: fd_bpf_prog (resource)
    //        core_relo_cnt: len = 0x0 (4 bytes)
    //        fd_array: nil
    //        core_relos: nil
    //        core_relo_rec_size: const = 0x10 (4 bytes)
    //        log_true_size: int32 = 0x0 (4 bytes)
    //        prog_token_fd: union _bpf_prog_t[flags[bpf_prog_type, int32],
    //        bpf_prog_attach_types, bpf_btf_id[opt],
    //        fd_bpf_prog[opt]]_prog_token_fd_wrapper {
    //          void: buffer: {} (length 0x0)
    //        }
    //        pad: union _bpf_prog_t[flags[bpf_prog_type, int32],
    //        bpf_prog_attach_types, bpf_btf_id[opt],
    //        fd_bpf_prog[opt]]_pad_wrapper {
    //          value: const = 0x0 (4 bytes)
    //        }
    //      }
    //    }
    //    size: len = 0x94 (8 bytes)
    //  ]
    //  returns fd_bpf_prog
    NONFAILING(*(uint32_t*)0x200000000100 = 1);
    NONFAILING(*(uint32_t*)0x200000000104 = 3);
    NONFAILING(*(uint64_t*)0x200000000108 = 0x200000001fd8);
    NONFAILING(memcpy(
        (void*)0x200000001fd8,
        "\x85\x00\x00\x00\x2e\x00\x00\x00\x84\x00\x00\x00\x00\x00\x00\x00",
        16));
    NONFAILING(*(uint64_t*)0x200000000110 = 0);
    NONFAILING(*(uint32_t*)0x200000000118 = 0);
    NONFAILING(*(uint32_t*)0x20000000011c = 0);
    NONFAILING(*(uint64_t*)0x200000000120 = 0);
    NONFAILING(*(uint32_t*)0x200000000128 = 0);
    NONFAILING(*(uint32_t*)0x20000000012c = 0);
    NONFAILING(memset((void*)0x200000000130, 0, 16));
    NONFAILING(*(uint32_t*)0x200000000140 = 0);
    NONFAILING(*(uint32_t*)0x200000000144 = 0);
    NONFAILING(*(uint32_t*)0x200000000148 = -1);
    NONFAILING(*(uint32_t*)0x20000000014c = 8);
    NONFAILING(*(uint64_t*)0x200000000150 = 0);
    NONFAILING(*(uint32_t*)0x200000000158 = 0);
    NONFAILING(*(uint32_t*)0x20000000015c = 0x10);
    NONFAILING(*(uint64_t*)0x200000000160 = 0);
    NONFAILING(*(uint32_t*)0x200000000168 = 0);
    NONFAILING(*(uint32_t*)0x20000000016c = 0);
    NONFAILING(*(uint32_t*)0x200000000170 = -1);
    NONFAILING(*(uint32_t*)0x200000000174 = 0);
    NONFAILING(*(uint64_t*)0x200000000178 = 0);
    NONFAILING(*(uint64_t*)0x200000000180 = 0);
    NONFAILING(*(uint32_t*)0x200000000188 = 0x10);
    NONFAILING(*(uint32_t*)0x20000000018c = 0);
    NONFAILING(*(uint32_t*)0x200000000190 = 0);
    syscall(__NR_bpf, /*cmd=*/5ul, /*arg=*/0x200000000100ul, /*size=*/0x94ul);
    break;
  case 9:
    //  syz_mount_image$vfat arguments: [
    //    fs: ptr[in, buffer] {
    //      buffer: {76 66 61 74 00} (length 0x5)
    //    }
    //    dir: ptr[in, buffer] {
    //      buffer: {13 13 77 c5 fc 35 d4 14 54 d5 d4 1d 29 ad 1a 60 29 59 81 46
    //      e6 be 16 6e 41 ad 0d bd 40 54 03 3c 9f 33 bb da 82 24 a2 f3 d7 72 e7
    //      63 6e 48 b3 3c bf 70 83 72 e8 f1 b9 93 3e c5 12 77 43 be 22 06 20 9e
    //      f0 2d f9 cb f2 f6 e8 80 d3 38 2f 00} (length 0x4e)
    //    }
    //    flags: mount_flags = 0x399446c (8 bytes)
    //    opts: nil
    //    chdir: int8 = 0x1 (1 bytes)
    //    size: len = 0x0 (8 bytes)
    //    img: ptr[in, buffer] {
    //      buffer: (compressed buffer with length 0x0)
    //    }
    //  ]
    //  returns fd_dir
    NONFAILING(memcpy((void*)0x200000000140, "vfat\000", 5));
    NONFAILING(memcpy(
        (void*)0x200000000080,
        "\023\023w\305\3745\324\024T\325\324\035)\255\032`)"
        "Y\201F\346\276\026nA\255\r\275@T\003<\2373\273\332\202$"
        "\242\363\327r\347cnH\263<\277p\203r\350\361\271\223>"
        "\305\022wC\276\"\006 \236\360-\371\313\362\366\350\200\3238/\000",
        78));
    NONFAILING(syz_mount_image(
        /*fs=*/0x200000000140, /*dir=*/0x200000000080,
        /*flags=MS_LAZYTIME|MS_I_VERSION|MS_SHARED|MS_SLAVE|MS_POSIXACL|MS_REC|MS_STRICTATIME|0x46c*/
        0x399446c, /*opts=*/0, /*chdir=*/1, /*size=*/0,
        /*img=*/0x200000000080));
    break;
  }
}
int main(void)
{
  syscall(__NR_mmap, /*addr=*/0x1ffffffff000ul, /*len=*/0x1000, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul,
          /*fd=*/(intptr_t)-1, /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*len=*/0x1000000,
          /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/ 7ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul,
          /*fd=*/(intptr_t)-1, /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x200001000000ul, /*len=*/0x1000, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul,
          /*fd=*/(intptr_t)-1, /*offset=*/0ul);
  const char* reason;
  (void)reason;
  install_segv_handler();
  do_sandbox_none();
  return 0;
}