// https://syzkaller.appspot.com/bug?id=3f29897527f05137d8f4d26999bc587a02054b31
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE

#include <dirent.h>
#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <pthread.h>
#include <sched.h>
#include <signal.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/mount.h>
#include <sys/prctl.h>
#include <sys/resource.h>
#include <sys/stat.h>
#include <sys/syscall.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <time.h>
#include <unistd.h>

#include <linux/capability.h>
#include <linux/futex.h>

#ifndef __NR_bpf
#define __NR_bpf 321
#endif

static unsigned long long procid;

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 use_temporary_dir(void)
{
  char tmpdir_template[] = "./syzkaller.XXXXXX";
  char* tmpdir = mkdtemp(tmpdir_template);
  if (!tmpdir)
    exit(1);
  if (chmod(tmpdir, 0777))
    exit(1);
  if (chdir(tmpdir))
    exit(1);
}

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);
}

#define BITMASK(bf_off, bf_len) (((1ull << (bf_len)) - 1) << (bf_off))
#define STORE_BY_BITMASK(type, htobe, addr, val, bf_off, bf_len)               \
  *(type*)(addr) =                                                             \
      htobe((htobe(*(type*)(addr)) & ~BITMASK((bf_off), (bf_len))) |           \
            (((type)(val) << (bf_off)) & BITMASK((bf_off), (bf_len))))

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;
}

#define MAX_FDS 30

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)) {
  }
}

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();
  if (unshare(CLONE_NEWNET)) {
  }
  write_file("/proc/sys/net/ipv4/ping_group_range", "0 65535");
  sandbox_common_mount_tmpfs();
  loop();
  exit(1);
}

#define FS_IOC_SETFLAGS _IOW('f', 2, long)
static void remove_dir(const char* dir)
{
  int iter = 0;
  DIR* dp = 0;
  const int umount_flags = MNT_FORCE | UMOUNT_NOFOLLOW;

retry:
  while (umount2(dir, umount_flags) == 0) {
  }
  dp = opendir(dir);
  if (dp == NULL) {
    if (errno == EMFILE) {
      exit(1);
    }
    exit(1);
  }
  struct dirent* ep = 0;
  while ((ep = readdir(dp))) {
    if (strcmp(ep->d_name, ".") == 0 || strcmp(ep->d_name, "..") == 0)
      continue;
    char filename[FILENAME_MAX];
    snprintf(filename, sizeof(filename), "%s/%s", dir, ep->d_name);
    while (umount2(filename, umount_flags) == 0) {
    }
    struct stat st;
    if (lstat(filename, &st))
      exit(1);
    if (S_ISDIR(st.st_mode)) {
      remove_dir(filename);
      continue;
    }
    int i;
    for (i = 0;; i++) {
      if (unlink(filename) == 0)
        break;
      if (errno == EPERM) {
        int fd = open(filename, O_RDONLY);
        if (fd != -1) {
          long flags = 0;
          if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) {
          }
          close(fd);
          continue;
        }
      }
      if (errno == EROFS) {
        break;
      }
      if (errno != EBUSY || i > 100)
        exit(1);
      if (umount2(filename, umount_flags))
        exit(1);
    }
  }
  closedir(dp);
  for (int i = 0;; i++) {
    if (rmdir(dir) == 0)
      break;
    if (i < 100) {
      if (errno == EPERM) {
        int fd = open(dir, O_RDONLY);
        if (fd != -1) {
          long flags = 0;
          if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) {
          }
          close(fd);
          continue;
        }
      }
      if (errno == EROFS) {
        break;
      }
      if (errno == EBUSY) {
        if (umount2(dir, umount_flags))
          exit(1);
        continue;
      }
      if (errno == ENOTEMPTY) {
        if (iter < 100) {
          iter++;
          goto retry;
        }
      }
    }
    exit(1);
  }
}

static void kill_and_wait(int pid, int* status)
{
  kill(-pid, SIGKILL);
  kill(pid, SIGKILL);
  for (int i = 0; i < 100; i++) {
    if (waitpid(-1, status, WNOHANG | __WALL) == pid)
      return;
    usleep(1000);
  }
  DIR* dir = opendir("/sys/fs/fuse/connections");
  if (dir) {
    for (;;) {
      struct dirent* ent = readdir(dir);
      if (!ent)
        break;
      if (strcmp(ent->d_name, ".") == 0 || strcmp(ent->d_name, "..") == 0)
        continue;
      char abort[300];
      snprintf(abort, sizeof(abort), "/sys/fs/fuse/connections/%s/abort",
               ent->d_name);
      int fd = open(abort, O_WRONLY);
      if (fd == -1) {
        continue;
      }
      if (write(fd, abort, 1) < 0) {
      }
      close(fd);
    }
    closedir(dir);
  } else {
  }
  while (waitpid(-1, status, __WALL) != pid) {
  }
}

static void setup_test()
{
  prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
  setpgrp();
  write_file("/proc/self/oom_score_adj", "1000");
  if (symlink("/dev/binderfs", "./binderfs")) {
  }
}

static void close_fds()
{
  for (int fd = 3; fd < MAX_FDS; fd++)
    close(fd);
}

static void setup_sysctl()
{
  int cad_pid = fork();
  if (cad_pid < 0)
    exit(1);
  if (cad_pid == 0) {
    for (;;)
      sleep(100);
  }
  char tmppid[32];
  snprintf(tmppid, sizeof(tmppid), "%d", cad_pid);
  struct {
    const char* name;
    const char* data;
  } files[] = {
      {"/sys/kernel/debug/x86/nmi_longest_ns", "10000000000"},
      {"/proc/sys/kernel/hung_task_check_interval_secs", "20"},
      {"/proc/sys/net/core/bpf_jit_kallsyms", "1"},
      {"/proc/sys/net/core/bpf_jit_harden", "0"},
      {"/proc/sys/kernel/kptr_restrict", "0"},
      {"/proc/sys/kernel/softlockup_all_cpu_backtrace", "1"},
      {"/proc/sys/fs/mount-max", "100"},
      {"/proc/sys/vm/oom_dump_tasks", "0"},
      {"/proc/sys/debug/exception-trace", "0"},
      {"/proc/sys/kernel/printk", "7 4 1 3"},
      {"/proc/sys/kernel/keys/gc_delay", "1"},
      {"/proc/sys/vm/oom_kill_allocating_task", "1"},
      {"/proc/sys/kernel/ctrl-alt-del", "0"},
      {"/proc/sys/kernel/cad_pid", tmppid},
  };
  for (size_t i = 0; i < sizeof(files) / sizeof(files[0]); i++) {
    if (!write_file(files[i].name, files[i].data)) {
    }
  }
  kill(cad_pid, SIGKILL);
  while (waitpid(cad_pid, NULL, 0) != cad_pid)
    ;
}

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 execute_one(void)
{
  if (write(1, "executing program\n", sizeof("executing program\n") - 1)) {
  }
  int i, call, thread;
  for (call = 0; call < 19; 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);
      if (call == 0 || call == 2 || call == 10 || call == 16)
        break;
      event_timedwait(&th->done, 50 + (call == 6 ? 500 : 0));
      break;
    }
  }
  for (i = 0; i < 100 && __atomic_load_n(&running, __ATOMIC_RELAXED); i++)
    sleep_ms(1);
  close_fds();
}

static void execute_one(void);

#define WAIT_FLAGS __WALL

static void loop(void)
{
  int iter = 0;
  for (;; iter++) {
    char cwdbuf[32];
    sprintf(cwdbuf, "./%d", iter);
    if (mkdir(cwdbuf, 0777))
      exit(1);
    int pid = fork();
    if (pid < 0)
      exit(1);
    if (pid == 0) {
      if (chdir(cwdbuf))
        exit(1);
      setup_test();
      execute_one();
      exit(0);
    }
    int status = 0;
    uint64_t start = current_time_ms();
    for (;;) {
      sleep_ms(10);
      if (waitpid(-1, &status, WNOHANG | WAIT_FLAGS) == pid)
        break;
      if (current_time_ms() - start < 5000)
        continue;
      kill_and_wait(pid, &status);
      break;
    }
    remove_dir(cwdbuf);
  }
}

uint64_t r[5] = {0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff,
                 0xffffffffffffffff, 0xffffffffffffffff};

void execute_call(int call)
{
  intptr_t res = 0;
  switch (call) {
  case 0:
    *(uint32_t*)0x400000000000 = 0;
    syscall(__NR_bpf, /*cmd=*/0x13ul, /*arg=*/0x400000000000ul, /*size=*/4ul);
    break;
  case 1:
    *(uint32_t*)0x400000000000 = 0;
    syscall(__NR_bpf, /*cmd=*/0x13ul, /*arg=*/0x400000000000ul, /*size=*/4ul);
    break;
  case 2:
    *(uint32_t*)0x400000000300 = 5;
    *(uint32_t*)0x400000000304 = 7;
    *(uint32_t*)0x400000000308 = 8;
    *(uint32_t*)0x40000000030c = 5;
    *(uint32_t*)0x400000000310 = 0x400;
    *(uint32_t*)0x400000000314 = -1;
    *(uint32_t*)0x400000000318 = 0;
    memset((void*)0x40000000031c, 0, 16);
    *(uint32_t*)0x40000000032c = 0;
    *(uint32_t*)0x400000000330 = -1;
    *(uint32_t*)0x400000000334 = 0;
    *(uint32_t*)0x400000000338 = 0;
    *(uint32_t*)0x40000000033c = 0;
    *(uint64_t*)0x400000000340 = 0;
    *(uint32_t*)0x400000000348 = 0;
    *(uint32_t*)0x40000000034c = 0;
    syscall(__NR_bpf, /*cmd=*/0ul, /*arg=*/0x400000000300ul, /*size=*/0x50ul);
    break;
  case 3:
    *(uint32_t*)0x400000000300 = 5;
    *(uint32_t*)0x400000000304 = 7;
    *(uint32_t*)0x400000000308 = 8;
    *(uint32_t*)0x40000000030c = 5;
    *(uint32_t*)0x400000000310 = 0x400;
    *(uint32_t*)0x400000000314 = -1;
    *(uint32_t*)0x400000000318 = 0;
    memset((void*)0x40000000031c, 0, 16);
    *(uint32_t*)0x40000000032c = 0;
    *(uint32_t*)0x400000000330 = -1;
    *(uint32_t*)0x400000000334 = 0;
    *(uint32_t*)0x400000000338 = 0;
    *(uint32_t*)0x40000000033c = 0;
    *(uint64_t*)0x400000000340 = 0;
    *(uint32_t*)0x400000000348 = 0;
    *(uint32_t*)0x40000000034c = 0;
    res = syscall(__NR_bpf, /*cmd=*/0ul, /*arg=*/0x400000000300ul,
                  /*size=*/0x50ul);
    if (res != -1)
      r[0] = res;
    break;
  case 4:
    *(uint32_t*)0x4000000000c0 = 0;
    *(uint32_t*)0x4000000000c4 = 0xc;
    *(uint64_t*)0x4000000000c8 = 0x400000000440;
    memcpy((void*)0x400000000440,
           "\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
           "\x18\x11\x00\x00",
           20);
    *(uint32_t*)0x400000000454 = r[0];
    memcpy(
        (void*)0x400000000458,
        "\x00\x00\x00\x00\x00\x00\x00\x00\xb7\x08\x00\x00\x00\x00\x00\x00\x7b"
        "\x8a\xf8\xff\x00\x00\x00\x00\xbf\xa2\x00\x00\x00\x00\x00\x00\x07\x02"
        "\x00\x00\xf8\xff\xff\xff\xb7\x03\x00\x00\x08\x00\x00\x00\xb7\x04\x00"
        "\x00\x00\x00\x00\x00\x85\x00\x00\x00\x01\x00\x00\x00\x95",
        65);
    *(uint64_t*)0x4000000000d0 = 0;
    *(uint32_t*)0x4000000000d8 = 0;
    *(uint32_t*)0x4000000000dc = 0;
    *(uint64_t*)0x4000000000e0 = 0;
    *(uint32_t*)0x4000000000e8 = 0;
    *(uint32_t*)0x4000000000ec = 0;
    memset((void*)0x4000000000f0, 0, 16);
    *(uint32_t*)0x400000000100 = 0;
    *(uint32_t*)0x400000000104 = 0;
    *(uint32_t*)0x400000000108 = -1;
    *(uint32_t*)0x40000000010c = 0;
    *(uint64_t*)0x400000000110 = 0;
    *(uint32_t*)0x400000000118 = 0;
    *(uint32_t*)0x40000000011c = 0;
    *(uint64_t*)0x400000000120 = 0;
    *(uint32_t*)0x400000000128 = 0;
    *(uint32_t*)0x40000000012c = 0;
    *(uint32_t*)0x400000000130 = 0;
    *(uint32_t*)0x400000000134 = 0;
    *(uint64_t*)0x400000000138 = 0;
    *(uint64_t*)0x400000000140 = 0;
    *(uint32_t*)0x400000000148 = 0;
    *(uint32_t*)0x40000000014c = 0;
    *(uint32_t*)0x400000000150 = 0;
    syscall(__NR_bpf, /*cmd=*/5ul, /*arg=*/0x4000000000c0ul, /*size=*/0x90ul);
    break;
  case 5:
    *(uint32_t*)0x4000000000c0 = 0x11;
    *(uint32_t*)0x4000000000c4 = 0xc;
    *(uint64_t*)0x4000000000c8 = 0x400000000440;
    *(uint64_t*)0x4000000000d0 = 0x400000000240;
    memcpy((void*)0x400000000240, "GPL\000", 4);
    *(uint32_t*)0x4000000000d8 = 0;
    *(uint32_t*)0x4000000000dc = 0;
    *(uint64_t*)0x4000000000e0 = 0;
    *(uint32_t*)0x4000000000e8 = 0;
    *(uint32_t*)0x4000000000ec = 0;
    memset((void*)0x4000000000f0, 0, 16);
    *(uint32_t*)0x400000000100 = 0;
    *(uint32_t*)0x400000000104 = 0;
    *(uint32_t*)0x400000000108 = -1;
    *(uint32_t*)0x40000000010c = 0;
    *(uint64_t*)0x400000000110 = 0;
    *(uint32_t*)0x400000000118 = 0;
    *(uint32_t*)0x40000000011c = 0;
    *(uint64_t*)0x400000000120 = 0;
    *(uint32_t*)0x400000000128 = 0;
    *(uint32_t*)0x40000000012c = 0;
    *(uint32_t*)0x400000000130 = 0;
    *(uint32_t*)0x400000000134 = 0;
    *(uint64_t*)0x400000000138 = 0;
    *(uint64_t*)0x400000000140 = 0;
    *(uint32_t*)0x400000000148 = 0;
    *(uint32_t*)0x40000000014c = 0;
    *(uint32_t*)0x400000000150 = 0;
    res = syscall(__NR_bpf, /*cmd=*/5ul, /*arg=*/0x4000000000c0ul,
                  /*size=*/0x90ul);
    if (res != -1)
      r[1] = res;
    break;
  case 6:
    *(uint64_t*)0x400000000200 = 0x400000000500;
    memcpy((void*)0x400000000500, "percpu_free_percpu\000", 19);
    *(uint32_t*)0x400000000208 = r[1];
    *(uint32_t*)0x40000000020c = 0;
    *(uint64_t*)0x400000000210 = 0;
    syscall(__NR_bpf, /*cmd=*/0x11ul, /*arg=*/0x400000000200ul,
            /*size=*/0x10ul);
    break;
  case 7:
    *(uint32_t*)0x4000000012c0 = 1;
    *(uint32_t*)0x4000000012c4 = 0x80;
    *(uint8_t*)0x4000000012c8 = 0;
    *(uint8_t*)0x4000000012c9 = 0;
    *(uint8_t*)0x4000000012ca = 0;
    *(uint8_t*)0x4000000012cb = 0;
    *(uint32_t*)0x4000000012cc = 0;
    *(uint64_t*)0x4000000012d0 = 0x200;
    *(uint64_t*)0x4000000012d8 = 0x20;
    *(uint64_t*)0x4000000012e0 = 1;
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 0, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 1, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 2, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 3, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 4, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 5, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 6, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 7, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 8, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 9, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 10, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 11, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 12, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 13, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 14, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 15, 2);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 17, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 18, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 19, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 20, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 21, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 22, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 23, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 24, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 25, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 26, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 27, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 28, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 29, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 30, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 31, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 32, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 33, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 34, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 35, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 36, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 37, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000012e8, 0, 38, 26);
    *(uint32_t*)0x4000000012f0 = 0;
    *(uint32_t*)0x4000000012f4 = 0;
    *(uint64_t*)0x4000000012f8 = 0;
    *(uint64_t*)0x400000001300 = 0;
    *(uint64_t*)0x400000001308 = 0xa0;
    *(uint64_t*)0x400000001310 = 0;
    *(uint32_t*)0x400000001318 = 0;
    *(uint32_t*)0x40000000131c = 0;
    *(uint64_t*)0x400000001320 = 0;
    *(uint32_t*)0x400000001328 = 0;
    *(uint16_t*)0x40000000132c = 0;
    *(uint16_t*)0x40000000132e = 0;
    *(uint32_t*)0x400000001330 = 0;
    *(uint32_t*)0x400000001334 = 0;
    *(uint64_t*)0x400000001338 = 0;
    res = syscall(__NR_perf_event_open, /*attr=*/0x4000000012c0ul, /*pid=*/0,
                  /*cpu=*/-1, /*group=*/-1, /*flags=*/0ul);
    if (res != -1)
      r[2] = res;
    break;
  case 8:
    *(uint32_t*)0x400000000500 = 2;
    *(uint32_t*)0x400000000504 = 0x80;
    *(uint8_t*)0x400000000508 = 0xda;
    *(uint8_t*)0x400000000509 = 0;
    *(uint8_t*)0x40000000050a = 0;
    *(uint8_t*)0x40000000050b = 0;
    *(uint32_t*)0x40000000050c = 0;
    *(uint64_t*)0x400000000510 = 0;
    *(uint64_t*)0x400000000518 = 0;
    *(uint64_t*)0x400000000520 = 4;
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 0, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 1, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 2, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 3, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 4, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 5, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 6, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 7, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 8, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 9, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 10, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 11, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 12, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 13, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 14, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 15, 2);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 17, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 18, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 19, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 20, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 21, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 22, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 23, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 24, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 25, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 26, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 27, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 28, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 29, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 30, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 31, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 32, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 33, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 34, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 35, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 36, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 37, 1);
    STORE_BY_BITMASK(uint64_t, , 0x400000000528, 0, 38, 26);
    *(uint32_t*)0x400000000530 = 0x81;
    *(uint32_t*)0x400000000534 = 0;
    *(uint64_t*)0x400000000538 = 0;
    *(uint64_t*)0x400000000540 = 0;
    *(uint64_t*)0x400000000548 = 0;
    *(uint64_t*)0x400000000550 = 0;
    *(uint32_t*)0x400000000558 = 0;
    *(uint32_t*)0x40000000055c = 0;
    *(uint64_t*)0x400000000560 = 0;
    *(uint32_t*)0x400000000568 = 0;
    *(uint16_t*)0x40000000056c = 3;
    *(uint16_t*)0x40000000056e = 0;
    *(uint32_t*)0x400000000570 = 0;
    *(uint32_t*)0x400000000574 = 0;
    *(uint64_t*)0x400000000578 = 0;
    res = syscall(__NR_perf_event_open, /*attr=*/0x400000000500ul, /*pid=*/0,
                  /*cpu=*/0xfffffdfffffffffful, /*group=*/-1, /*flags=*/0ul);
    if (res != -1)
      r[3] = res;
    break;
  case 9:
    syscall(__NR_ioctl, /*fd=*/r[3], /*cmd=*/0x2405, /*other=*/r[2]);
    break;
  case 10:
    *(uint32_t*)0x400000000180 = 2;
    *(uint32_t*)0x400000000184 = 0;
    *(uint32_t*)0x400000000188 = 0;
    *(uint32_t*)0x40000000018c = 0;
    syscall(__NR_ioctl, /*fd=*/r[2], /*cmd=*/0xc008240a,
            /*arg=*/0x400000000180ul);
    break;
  case 11:
    *(uint32_t*)0x400000000180 = 2;
    *(uint32_t*)0x400000000184 = 0;
    *(uint32_t*)0x400000000188 = 0;
    *(uint32_t*)0x40000000018c = 0;
    syscall(__NR_ioctl, /*fd=*/r[2], /*cmd=*/0xc008240a,
            /*arg=*/0x400000000180ul);
    break;
  case 12:
    syscall(__NR_bpf, /*cmd=*/0ul, /*arg=*/0ul, /*size=*/0ul);
    break;
  case 13:
    *(uint32_t*)0x400000000780 = r[0];
    *(uint64_t*)0x400000000788 = 0x400000000700;
    *(uint32_t*)0x400000000700 = 0;
    *(uint64_t*)0x400000000790 = 0x400000000740;
    *(uint32_t*)0x400000000740 = r[1];
    *(uint64_t*)0x400000000798 = 0;
    syscall(__NR_bpf, /*cmd=*/2ul, /*arg=*/0x400000000780ul, /*size=*/0x20ul);
    break;
  case 14:
    memcpy((void*)0x400000000080, "/dev/net/tun\000", 13);
    res = syscall(__NR_openat, /*fd=*/0xffffffffffffff9cul,
                  /*file=*/0x400000000080ul, /*flags=*/0, /*mode=*/0);
    if (res != -1)
      r[4] = res;
    break;
  case 15:
    memcpy((void*)0x400000000100, "macvtap0\000\000\000\000\000\000\000\000",
           16);
    *(uint16_t*)0x400000000110 = 2;
    syscall(__NR_ioctl, /*fd=*/r[4], /*cmd=*/0x400454ca,
            /*arg=*/0x400000000100ul);
    break;
  case 16:
    *(uint32_t*)0x4000000002c0 = 1;
    *(uint32_t*)0x4000000002c4 = 0x80;
    *(uint8_t*)0x4000000002c8 = 0;
    *(uint8_t*)0x4000000002c9 = 0;
    *(uint8_t*)0x4000000002ca = 0;
    *(uint8_t*)0x4000000002cb = 0;
    *(uint32_t*)0x4000000002cc = 0;
    *(uint64_t*)0x4000000002d0 = 0x200;
    *(uint64_t*)0x4000000002d8 = 0;
    *(uint64_t*)0x4000000002e0 = 0;
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 0, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 1, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 2, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 3, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 4, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 5, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 6, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 7, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 8, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 9, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 10, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 11, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 12, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 13, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 14, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 15, 2);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 17, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 18, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 19, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 20, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 21, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 22, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 23, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 24, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 25, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 26, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 27, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 28, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 29, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 30, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 31, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 32, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 33, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 34, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 35, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 36, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 37, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 38, 26);
    *(uint32_t*)0x4000000002f0 = 0;
    *(uint32_t*)0x4000000002f4 = 0;
    *(uint64_t*)0x4000000002f8 = 0;
    *(uint64_t*)0x400000000300 = 0xa;
    *(uint64_t*)0x400000000308 = 0;
    *(uint64_t*)0x400000000310 = 0;
    *(uint32_t*)0x400000000318 = 0;
    *(uint32_t*)0x40000000031c = 0;
    *(uint64_t*)0x400000000320 = 0;
    *(uint32_t*)0x400000000328 = 0;
    *(uint16_t*)0x40000000032c = 0;
    *(uint16_t*)0x40000000032e = 0;
    *(uint32_t*)0x400000000330 = 0;
    *(uint32_t*)0x400000000334 = 0;
    *(uint64_t*)0x400000000338 = 0;
    syscall(__NR_perf_event_open, /*attr=*/0x4000000002c0ul, /*pid=*/0,
            /*cpu=*/-1, /*group=*/-1, /*flags=*/0ul);
    break;
  case 17:
    *(uint32_t*)0x4000000002c0 = 1;
    *(uint32_t*)0x4000000002c4 = 0x80;
    *(uint8_t*)0x4000000002c8 = 0;
    *(uint8_t*)0x4000000002c9 = 0;
    *(uint8_t*)0x4000000002ca = 0;
    *(uint8_t*)0x4000000002cb = 0;
    *(uint32_t*)0x4000000002cc = 0;
    *(uint64_t*)0x4000000002d0 = 0x200;
    *(uint64_t*)0x4000000002d8 = 0;
    *(uint64_t*)0x4000000002e0 = 0;
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 0, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 1, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 2, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 3, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 4, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 5, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 6, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 7, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 8, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 9, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 10, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 11, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 12, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 13, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 14, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 15, 2);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 17, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 18, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 19, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 20, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 21, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 22, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 23, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 24, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 25, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 26, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 27, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 28, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 29, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 30, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 31, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 32, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 33, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 34, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 35, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 36, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 37, 1);
    STORE_BY_BITMASK(uint64_t, , 0x4000000002e8, 0, 38, 26);
    *(uint32_t*)0x4000000002f0 = 0;
    *(uint32_t*)0x4000000002f4 = 0;
    *(uint64_t*)0x4000000002f8 = 0;
    *(uint64_t*)0x400000000300 = 0xa;
    *(uint64_t*)0x400000000308 = 0;
    *(uint64_t*)0x400000000310 = 0;
    *(uint32_t*)0x400000000318 = 0;
    *(uint32_t*)0x40000000031c = 0;
    *(uint64_t*)0x400000000320 = 0;
    *(uint32_t*)0x400000000328 = 0;
    *(uint16_t*)0x40000000032c = 0;
    *(uint16_t*)0x40000000032e = 0;
    *(uint32_t*)0x400000000330 = 0;
    *(uint32_t*)0x400000000334 = 0;
    *(uint64_t*)0x400000000338 = 0;
    syscall(__NR_perf_event_open, /*attr=*/0x4000000002c0ul, /*pid=*/0,
            /*cpu=*/-1, /*group=*/-1, /*flags=*/0ul);
    break;
  case 18:
    *(uint32_t*)0x400000000840 = 0xa;
    *(uint32_t*)0x400000000844 = 0x101;
    *(uint32_t*)0x400000000848 = 0x7fff;
    *(uint32_t*)0x40000000084c = 0xcc;
    *(uint32_t*)0x400000000850 = 0;
    *(uint32_t*)0x400000000854 = -1;
    *(uint32_t*)0x400000000858 = 0;
    memset((void*)0x40000000085c, 0, 16);
    *(uint32_t*)0x40000000086c = 0;
    *(uint32_t*)0x400000000870 = -1;
    *(uint32_t*)0x400000000874 = 0;
    *(uint32_t*)0x400000000878 = 4;
    *(uint32_t*)0x40000000087c = 0;
    *(uint64_t*)0x400000000880 = 0;
    *(uint32_t*)0x400000000888 = 0;
    *(uint32_t*)0x40000000088c = 0;
    syscall(__NR_bpf, /*cmd=*/0ul, /*arg=*/0x400000000840ul, /*size=*/0x50ul);
    break;
  }
}
int main(void)
{
  syscall(__NR_mmap, /*addr=*/0x3ffffffff000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1,
          /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x400000000000ul, /*len=*/0x1000000ul,
          /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/ 7ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1,
          /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x400001000000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1,
          /*offset=*/0ul);
  setup_sysctl();
  const char* reason;
  (void)reason;
  for (procid = 0; procid < 5; procid++) {
    if (fork() == 0) {
      use_temporary_dir();
      do_sandbox_none();
    }
  }
  sleep(1000000);
  return 0;
}