// https://syzkaller.appspot.com/bug?id=2d36e7f205f5655cb59ce49754c466cd6c0a2b22
// 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 <signal.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/prctl.h>
#include <sys/stat.h>
#include <sys/syscall.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <time.h>
#include <unistd.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 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;
}

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");
}

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)
{
  int i, call, thread;
  for (call = 0; call < 9; 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);
      break;
    }
  }
  for (i = 0; i < 100 && __atomic_load_n(&running, __ATOMIC_RELAXED); i++)
    sleep_ms(1);
}

static void execute_one(void);

#define WAIT_FLAGS __WALL

static void loop(void)
{
  int iter = 0;
  for (;; iter++) {
    int pid = fork();
    if (pid < 0)
      exit(1);
    if (pid == 0) {
      setup_test();
      execute_one();
      exit(0);
    }
    int status = 0;
    uint64_t start = current_time_ms();
    for (;;) {
      if (waitpid(-1, &status, WNOHANG | WAIT_FLAGS) == pid)
        break;
      sleep_ms(1);
      if (current_time_ms() - start < 5000)
        continue;
      kill_and_wait(pid, &status);
      break;
    }
  }
}

uint64_t r[4] = {0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff,
                 0xffffffffffffffff};

void execute_call(int call)
{
  intptr_t res = 0;
  switch (call) {
  case 0:
    *(uint32_t*)0x20000100 = 1;
    *(uint32_t*)0x20000104 = 3;
    *(uint64_t*)0x20000108 = 0x20000280;
    memcpy(
        (void*)0x20000280,
        "\x18\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00\x26\xd0\x00\x00\x95"
        "\x00\x2b\x00\x00\x00\x00\x00\x93\xad\xff\xa8\x7d\x22\x55\xf6\x74\x41"
        "\x2d\x02\x00\x00\x00\x00\x00\x00\x5a\xb5\x27\xee\x36\x97\xf1\xec\x44"
        "\x36\xdd\x11\x64\xb9\xb3\xf4\x27\xf6\xba\x6b\x34\xf9\x81\x25\xf3\x0e"
        "\x69\x26\x99\x6a\x3c\xfe\xe3\x30\x25\xa3\x0b\x27\x36\x83\x62\x6e\x00"
        "\xdc\x25\x4d\x57\x0d\xca\x6b\x78\xad\x83\x34\x88\xcf\xe4\x10\x9e\xaf"
        "\x00\x9e\xdd\x3e\x69\x61\x3d\x3c\xd6\xaa\xa3\x00\x00\x6e\xee\x85\x01"
        "\x00\x00\x00\x52\x0a\x00\x00\x15\x1d\x01\x00\x00\x00\x01\x00\xbf\x00"
        "\x00\x00\x00\xcc\x58\x74\x24\x36\x3d\xc6\xad\x7f\x3b\xbd\x42\x4c\x6e"
        "\x6c\xaf\xbe\x93\x09\xab\xa2\x18\xa5\x20\x01\xa3\xcd\x00\x00\x41\xf0"
        "\xdb\x74\x59\x6f\xd7\x2c\x00\x2a\x60\xc1\xbc\x7d\xc8\xc3\x8b\x7d\x2e"
        "\x13\xc5\x04\x24\xb9\xdd\x11\x45\xd0\x3f\xf4\x5f\x70\x68\x5c\x6b\xd9"
        "\xff\x41\xc6\x9b\x7d\xe4\x75\x8c\x10\x96\xa1\xdc\x52\xf2\x9e\x47\x0a"
        "\x00\x05\x17\xeb\xc4\x06\xe8\x9d\xcb\xb7\x67\x7e\x65\x28\xb0\x85\x6e"
        "\x31\xed\x94\x74\xac\x24\xcf\x60\x90\x68\xf6\x45\xce\x97\x1f\xc0\x48"
        "\x07\x37\xa5\x5e\xbb\x0b\xd7\x01\xf7\xff\x21\xe8\x8b\x3c\xfc\x22\xdf"
        "\x01\xe4\xba\xc9\xd9\x73\x28\xfa\x2a\x82\xb5\xe8\x74\x1e\x02\x05\x6d"
        "\x93\x3b\xed\x75\x9f\xf2\x32\xce\xbc\x68\xb9\x1a\xf5\x04\x79\x38\x74"
        "\x67\x82\x42\x62\x85\x2c\x79\x39\xdb\x56\x72\xd0\x7c\xdb\xe8\xe1\x4a"
        "\xbf\x56\x49\x7e\x5d\x56\xd0\x6c\x75\x51\xb8\x70\xb2\x85\x1c\x3f\x0a"
        "\x1a\xab\x71\x58\x7a\x21\xc8\xf1\xb3\x36\x9e\xbf\xcb\xa1\x05\xa6\xcc"
        "\xdd\x01\xb0\xf0\x4e\xdb\x25\x6c\x60\x4f\x06\x87\x73\xf6\xff\x00\x00"
        "\x00\x00\x00\x00\x00\x6f\xfb\xfe\x5c\xa3\x1b\x40\x83\x14\x55\x31\x45"
        "\x8b\x7d\x1e\x34\x1c\x6f\x86\x4f\x98\x3d\x74\x5f\x58\x65\xaa\xd4\x1d"
        "\x29\x15\xaa\xe7\x60\x2a\x2d\x6c\xd4\x15\xe8\x35\x1e\xbc\x42\x23\xf5"
        "\x4d\x6b\xec\x66\x48\x09\xff\x03\xf1\xaa\x3d\xc7\xf1\x58\x0a\xce\x9b"
        "\xf2\xaf\xd2\x8d\x71\x57\xe6\x7f\xb9\x8d\x12\x1a\xd6\xeb\x37\x27\x13"
        "\x25\x50\x12\xe0\x28\xcb\x26\x54\xd4\x93\xa0\xb4\xb3\x5f\xaa\xe1\x76"
        "\xc8\x9b\x74\x5e\xda\x29\x67\x19\x9c\xc9\x36\x85\x9a\x53\x7e\x8e\x48"
        "\x71\xd4\xac\xf3\xe3\xdc\x10\xe1\x3e\xf2\x27\xf6\x27\xa4\x00\x00\xad"
        "\x1f\xa2\x53\xd3\x3f\xa7\x4f\x17\x2d\x34\x07\xae\x4e\x1e\x34\x7c\x0c"
        "\xff\x28\x23\x5a\x3c\xbb\x5d\x33\xb0\x9b\xc3\x0c\xf2\x88\x0c\x58\x62"
        "\x72\xc3\xf4\xd7\x9b\xc3\x63\x05\x74\x5c\xb1\xcb\x38\x5e\x6a\xdd\x14"
        "\x65\x20\x03\xc7\xcd\xd3\x32\x4f\x07\xd1\x34\xd3\xed\x07\xf1\xc1\x09"
        "\x00\x00\x00\x09\xdd\x87\x2e\xc6\x6e\xa6\xc7\x18\xbb\xd1\xaa\x59\x11"
        "\x40\x00\xf0\xbe\x4c\x6f\x8d\xf0\x84\xc5\xe9\x73\x4a\xe3\x0a\xa9\xaf"
        "\xdc\x71\x9b\xf0\x1a\xb0\x3a\x9b\x10\x74\x40\x71\x36\xb4\x50\x60\x00"
        "\xf0\x91\x6a\x39\xd3\x05\x7d\x50\x18\x36\x12\xb3\x9e\x73\xae\xeb\x6e"
        "\xaf\x14\x65\x2d\xda\x68\xe9\x8e\xf9\x38\xe6\x51\x5a\x94\xa7\x18\x36"
        "\x46\x9e\x20\x51\xd9\xb7\xeb\x85\xf3\xf2\xd5\xae\x2c\x51\x94\x4d\xa8"
        "\xd7\x39\x1d\x6d\x6b\x97\x41\x9a\x3b\x76\x60\xdf\x4c\x51\x24\xca\x42"
        "\x5d\x37\x4b\x37\x18\x67\xa7\x9b\x31\xc6\x61\x7f\xc3\x32\x71\x91\xfb"
        "\xf5\x14\x57\x3f\x0e\x30\xd1\xd6\x0b\xe2\x16\x8f\xe6\xc2\xf3\xdc\xcd"
        "\x59\x9a\x2c\xb7\x7f\x12\x4e\x22\xf8\x76\x73\x67\x58\x05\x49\x4d\xb8"
        "\x21\xf3\x9b\x50\xd9\x38\xd5\xfd\x8c\x6b\x2a\x3a\x32\x4c\x25\x7b\x84"
        "\x00\x00\x00\xb7\x49\xcc\xd7\x40\x89\xed\x6b\x86\xf8\x1c\xa3\xd2\x47"
        "\xd8\xf7\x1d\x29\x0e\xd1\xb1\xa1\x1f\x7a\x67\x12\x51\x70\xc8\x8c\x3b"
        "\x6a\x50\x69\x63\x32\x22\x64\x01\xb1\x10\xda\x9c\x78\x6e\xec\xa2\x2d"
        "\xeb\xc9\x93\x35\x58\x3b\x54\xc1\x3c\x31\x30\x97\x8f\xa0\x69\xaf\x82"
        "\x23\xb3\x8c\xed\x73\x5c\x2d\x90\x5f\x51\xca\x85\xff\xa4\xad\xd5\x64"
        "\x74\x89\xb3\x96\x01\x27\x69\x6c\xf2\xf1\x66\x25\xc0\xc1\x02\x00\x00"
        "\x00\x00\x00\x00\x00\x9e\xf5\x21\x34\x84\x2e\x64\x17\x1f\x39\x63\x84"
        "\x10\x86\xe3\x79\x7a\x48\x25\xd0\x81\xf2\xd9\x87\xf0\x5c\x53\x41\x87"
        "\x73\x86\x55\xd7\xdc\x95\x8f\xd2\x35\xd6\x07\x16\x19\xa6\x5d\x4b\x82"
        "\xd9\xc1\x62\xf3\x55\x60\x76\xb8\x05\x50\xd9\x61\xca\x74\xf1\xff\xda"
        "\xcc\xf0\xea\x5f\x02\xe0\xfc\xa8\xb2\x7f\xf3\x98\x3a\xb7\x4f\xd3\xd5"
        "\x60\x70\x0a\x1f\xbb\x44\xe7\x7e\x31\x2b\x3b\x12\x9e\x00\x03\x02\xd6"
        "\x13\x91\x6c\x9b\xcf\x9f\x00\x00\xfa\xc7\x3a\x5b\x6b\xfb\x27\xf8\x8d"
        "\xba\x81\x60\x20\xbe\x76\x0f\x7b\x45\xe0\x01\xef\xad\xa8\x00\x00\x00"
        "\x00\x00\x00\x00\xfd\xaf\x46\x60\x40\x2f\x7b\x3b\x79\xa4\x33\xe0\x80"
        "\x74\xea\x24\x62\x97\x4a\xb2\xcb\xd2\x47\xeb\x1c\xfa\x26\x38\xf5\x6d"
        "\xae\xe5\x7e\xd1\x4b\xc7\x4d\xe0\xfd\x87\xa9\xce\x63\x81\x90\xf3\x57"
        "\x0e\x0b\x4c\x80\xef\x68\x2d\xf2\x22\x37\x27\x09\x55\xaf\xb6\x00\x88"
        "\x46\x55\x7e\xe3\xbc\x09\xfd\xa6\xdb\xb6\x55\x2e\x59\x73\x00\xeb\x82"
        "\xa1\x84\xc9\x6f\xfd\xe5\xa3\x0e\x54\x33\xd8\x66\x66\xcb\x04\x5b\xdd"
        "\x02\xc8\x04\xc2\x2f\xf2\x63\x5c\x7b\xfb\xf5\xc0\xd5\x86\xcd\xa5\xb4"
        "\x5f\xd0\x0d\xed\xe1\xe8\x8a\x4d\x41\xde\xe7\xcc\x76\xf8\x22\x27\x8d"
        "\x12\x46\x38\xfe\xc5\x8f\xae\xb4\x8a\xfe\x32\x43\x69\xcc\x51\x20\x41"
        "\x58\xbb\x44\x0d\xf2\xa6\x94\xf4\xcd\xca\xa4\xf6\x5c\x22\xf0\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xd5\x03\xd7\x99\x06\x95"
        "\x81\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x1f\xff\xf0\xef\x89"
        "\xb2\xa6\x8d\x2b\xb2\xdd\x16\x3e\x86\x33\x15\xe8\x44\x98\xdf\xb5\x2b"
        "\x7f\x54\xda\x63\x98\xcb\xed\xaa\x42\xcc\x17\xc4\x56\x3c\x85\x96\x56"
        "\xa3\x57\x77\x02\x89\xa6\x1f\xaa\x95\xa8\x2b\xf1\xcf\xb7\xf2\xfd\x72"
        "\x52\xe9\x32\x2a\xbe\x28\x2c\x33\x44\xfc\x67\x38\xb4\x46\x78\x93\xb9"
        "\xbf\x0d\x1c\x81\x30\xae\x6b\x22\x69\x00\x11\x06\x35\x37\x64\x13\xc2"
        "\x9f\x7c\x6f\x7b\x7e\x29\xb9\xf4\xbd\xdd\x5e\x32\x86\x61\xf4\x04\x6e"
        "\x01\xf7\xd7\xdc\x22\x17\x4e\x5e\x62\x7a\x6f\x60\x8a\xd5\x3a\x41\x68"
        "\xd4\xd8\xf7\xfb\xc7\x11\x04\x51\x2e\xfe\x8e\x5d\x7d\x93\x4a\xa2\x89"
        "\xb4\xdb\x2b\x87\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x9b\x77\x78\x83\xa0\x2f\x05\x93\xdf"
        "\xc4\xcb\x41\x14\xb9\xf9\xcf\x4a\xd1\x55\x11\x0c\xd3\xac\xe2\xb3\x22"
        "\xac\x31\xbf\xa2\x78\x47\xc7\x99\xc8\xa6\x9a\x1e\xa5\xb9\x8e\x52\x5e"
        "\x63\x83\xad\x7f\xd9\x79\x51\x70\xe7\xb1\x1e\x4f\xa9\x90\xb9\x38\x69"
        "\x10\xa6\xa1\xa6\x6a\x70\xea\xff\x01\x24\x76\x03\xc2\xff\x49\xd3\x97"
        "\x96\x76\xbf\xfb\x30\x49\x16\x6a\xb8\x4a\x0f\x06\x19\x91\xbd\x57\xc2"
        "\x56\x6c\x10\xc2\x82\x35\x2a\x51\x05\xb6\x16\x4e\x3f\x24\x91\xe4\x79"
        "\x3e\x59\x0d\xcc\x71\xde\x10\xda\x96\xfd\xff\x40\xdd\x44\xa2\xc9\x88"
        "\x2d\x3a\xa0\xf8\xa7\x97\xb8\xfe\xa6\xef\xcf\xb5\x27\x6b\x76\x79\xf1"
        "\x55\x59\xcd\xaa\x97\x75\x04\xcc\x0b\x2f\x77\x7a\xcb\x90\x7e\xbf\x5f"
        "\xc1\x4a\xdd\x71\xd0\xbc\xa3\x74\x05\xde\xd6\x9b\x77\xab\x4a\x3d\x74"
        "\x87\xfd\x50\xc5\xe2\x2a\xde\x17\x55\x6a\xbb\x72\x2d\x9c\x08\x5b\x18"
        "\x9b\x5f\xd1\xf3\x0e\x8d\xc8\x13\xf6\x08\x70\xfd\xe1\xf8\x8d\x83\x0b"
        "\x11\x00\x21\x35\xe8\xe7\x26\x2f\x29\x9e\xd7\x92\x3b\xfb\xe0\x0a\xd8"
        "\x8b\xe1\x79\xe5\x6b\x41\xff\x37\x92\xce\xe2\xfc\x37\xee\xe7\x39\xc3"
        "\xe3\xaf\x92\x3e\x87\x38\xd9\x3d\x58\x3a\x9c\xf0\x0b\x94\x69\x60\xfc"
        "\x38\xcf\x85\xaa\xe7\xcf\x70\x8f\x9a\x9d\x16\x6f\x2e\x35\x2a\x06\xd9"
        "\x9b\x8b\xe4\x76\xd1\xcc\x2a\x53\xa8\x59\xae\x4f\xda\xb2\xa9\x87\x92"
        "\x5d\x12\x42\x24\x74\xac\x04\x4f\xfe\x9f\xe2\xbf\x9b\xf9\xbb\xdf\x36"
        "\xc4\xca\x89\xc5\x16\x64\x75\x42\xac\x45\x54\x53\x37\x82\x9d\xa7\x03"
        "\x9d\x15\x5e\xbd\xa4\x02\x00\x00\x00\xca\x7f\x8b\x5d\x58\x42\x65\x8c"
        "\x62\xd0\xa0\x30\x92\xb9\x4f\xa1\xb1\x9f\x19\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x9e\x75\xa3\x2b\x9f\xaf\xef\xfd"
        "\x89\x0f\x27\x59\xb0\xfe\x3a\xdd\x33\x5d\x43\xa4\xc3\x99\x54\x58\xf8"
        "\x6a\x92\x6a\xd5\x6b\x23\x57\x1c\x46\x72\x8c\x03\x9c\xd3\xb4\xbb\x7d"
        "\x69\xdf\xa2\x77\x82\xb9\x53\xa7\xb8\x1c\xc1\x61\x91\x2b\x3e\x57\x16"
        "\x36\x06\x86\xe1\x26\x31\x1a\x7e\x21\xbf\xa2\xef\xd0\xf5\x7b\x90\xc2"
        "\x03\x52\x8c\x8f\x62\x0d\x3c\x7b\x31\xc7\xab\xcf\xfa\xe3\x82\xf5\x35"
        "\x00\xf7\xcd\x5d\x00\x15\x9e\x5f\x74\x1d\x3e\x2d\x2c\xbd\x1a\x04\xb3"
        "\xf3\x9b\x51\xa4\x68\x3d\xaa\x7d\x11\x7b\x7f\x4a\x14\x9c\x95\x4d\x69"
        "\xd8\xab\x00\x13\x39\xe4\x64\xc8\xeb\x5f\x0c\x63\x89\x90\x10\x75\x7c"
        "\x9a\x3b\x69\xf4\x92\x05\x31\xb8\x3f\x71\xd5\xa3\x4e\xf9\x40\x58\x19"
        "\x2f\xee\x15\xb7\x7c\x01\x5e\xa7\x55\xc9\x51\x27\xff\x22\x74\xbb\x9a"
        "\x84\x63\xce\x4b\x8c\x08\xad\x70\x59\x6a\xd2\xb2\xb0\x44\xe6\x60\xed"
        "\x14\x4b\x9d\xce\x37\x24\x50\xea\x69\xd2\x5d\xa2\xb6\xde\xed\x67\xfa"
        "\xc2\x6e\x76\x5a\x5d\xb5\xfd\x98\x47\xe9\x60\x51\x46\x4b\x97\x6c\xa7"
        "\xd5\x53\x2b\xa1\x04\x4f\x62\xdb\x04\x94\x86\xac\xde\x22\x94\x12\x7c"
        "\xb7\x67\xc2\x3d\xa7\xd8\xf9\x84\x4d\x3b\xe5\xb5\xaa\x83\xee\x4c\xe1"
        "\x87\x6a\xf5\x13\x0e\xfe\x1b\x64\xcc\xb6\xbb\xd3\x49\xbc\xc0\xe8\xde"
        "\xec\x8a\xb3\xbd\x1b\x35\xbb\xc8\xab\x8a\x15\x27\x71\x74\x4b\xaa\x57"
        "\x6b\x92\x23\xd2\x6b\x56\x03\xa7\xf0\x91\xbe\x12\x64\xca\xba\xf6\x61"
        "\xfe\x2d\xbe\x79\x90\xa6\x1f\x71\x0f\x92\x3f\x23\x37\x81\x8a\x39\x83"
        "\xd0\x6c\x11\xa6\xbe\xe7\xfc\xcb\x78\xa5\x3c\x56\xdb\x5c\x18\xf9\x20"
        "\xd2\x19\x43\x74\xdb\x66\x5d\xca\xdf\x51\xb8\xd0\x01\x4e\x68\x2e\xc7"
        "\x21\xd6\x7a\x7a\xb6\xc8\x17\xfe\x53\xc8\x6f\x89\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x60\xb7\xb8\x27\xc5\x6e\x97"
        "\x3a\x2a\xb5\xbc\x5c\x55\x8a\xda\x68\xc4\xec\x37\x62\xf5\x95\x7b\x20"
        "\xb9\x19\xaf\x5d\x53\xc8\x7d\xe0\x56\xa3\x97\xbd\xcb\x61\x4c\x34\x76"
        "\x1e\x2c\x81\x56\x98\xe1\xf9\xf5\x52\x1a\x38\x5c\x29\x10\x85\x09\x29"
        "\x04\x0a\x4e\xba\x57\x3e\x91\xca\x21\xfc\x85\x53\x58\x12\x0e\xcd\x79"
        "\xa5\xd7\x00\x76\x93\xef\x3f\xf9\xd2\xb9\x93\xd1\x14\x44\x3d\x53\xc5"
        "\x30\x94\xe5\x16\xf6\x75\xb2\xa7\x07\x45\x84\x71\x4e\x7a\x20\x15\xe0"
        "\x5e\x50\x78\x11\xb4\xca\x89\xc3\x92\x81\xc9\xad\xa5\xf5\x8c\xeb\x55"
        "\x89\x3c\xca\x78\x3a\xb0\x9c\x9a\x19\x83\x6a\x3a\x2c\x71\x5b\x10\x43"
        "\x6a\x57\x31\x54\x9e\x36\x46\x79\xec\xd8\x46\x1a\x68\x43\x3a\xb5\x2b"
        "\x11\x08\x83\x1e\xdb\x96\x54\xdc\x60\x21\x83\xc1\x17\x0d\x68\x81\x64"
        "\x7f\x6d\xca\x15\xd5\x7f\xb7\x63\x57\xd8\x15\xc5\xf1\xbd\x2f\x36\x4c"
        "\xa6\x87\xc3\x0e\x4e\xc0\x75",
        2336);
    *(uint64_t*)0x20000110 = 0x202bf000;
    memcpy((void*)0x202bf000, "syzkaller\000", 10);
    *(uint32_t*)0x20000118 = 4;
    *(uint32_t*)0x2000011c = 0x436;
    *(uint64_t*)0x20000120 = 0x20000040;
    *(uint32_t*)0x20000128 = 0;
    *(uint32_t*)0x2000012c = 0;
    memset((void*)0x20000130, 0, 16);
    *(uint32_t*)0x20000140 = 0;
    *(uint32_t*)0x20000144 = 0;
    *(uint32_t*)0x20000148 = -1;
    *(uint32_t*)0x2000014c = 8;
    *(uint64_t*)0x20000150 = 0x20000000;
    *(uint32_t*)0x20000000 = 0;
    *(uint32_t*)0x20000004 = 0;
    *(uint32_t*)0x20000158 = 7;
    *(uint32_t*)0x2000015c = 0x10;
    *(uint64_t*)0x20000160 = 0x20000000;
    *(uint32_t*)0x20000000 = 0;
    *(uint32_t*)0x20000004 = 0;
    *(uint32_t*)0x20000008 = 0;
    *(uint32_t*)0x2000000c = 0;
    *(uint32_t*)0x20000168 = 0;
    *(uint32_t*)0x2000016c = 0;
    *(uint32_t*)0x20000170 = -1;
    *(uint32_t*)0x20000174 = 0;
    *(uint64_t*)0x20000178 = 0;
    res = syscall(__NR_bpf, 5ul, 0x20000100ul, 0x48ul);
    if (res != -1)
      r[0] = res;
    break;
  case 1:
    res = syscall(__NR_socket, 0x29ul, 5ul, 0);
    if (res != -1)
      r[1] = res;
    break;
  case 2:
    res = syscall(__NR_socket, 0xaul, 0x803ul, 6);
    if (res != -1)
      r[2] = res;
    break;
  case 3:
    *(uint16_t*)0x20000240 = 0xa;
    *(uint16_t*)0x20000242 = htobe16(0);
    *(uint32_t*)0x20000244 = htobe32(0);
    *(uint64_t*)0x20000248 = htobe64(0);
    *(uint64_t*)0x20000250 = htobe64(1);
    *(uint32_t*)0x20000258 = 0;
    syscall(__NR_connect, r[2], 0x20000240ul, 0x1cul);
    break;
  case 4:
    *(uint32_t*)0x20000180 = r[2];
    *(uint32_t*)0x20000184 = r[0];
    syscall(__NR_ioctl, r[1], 0x89e0, 0x20000180ul);
    break;
  case 5:
    *(uint64_t*)0x20002940 = 0;
    *(uint32_t*)0x20002948 = 0;
    *(uint64_t*)0x20002950 = 0x20002800;
    *(uint64_t*)0x20002800 = 0x20002980;
    *(uint64_t*)0x20002808 = 0xfffffde7;
    *(uint64_t*)0x20002958 = 1;
    *(uint64_t*)0x20002960 = 0;
    *(uint64_t*)0x20002968 = 0;
    *(uint32_t*)0x20002970 = 0;
    syscall(__NR_sendmsg, r[1], 0x20002940ul, 0ul);
    break;
  case 6:
    memcpy((void*)0x200001c0, "cgroup.controllers\000", 19);
    res = syscall(__NR_openat, 0xffffff9c, 0x200001c0ul, 0x275aul, 0ul);
    if (res != -1)
      r[3] = res;
    break;
  case 7:
    syscall(__NR_mmap, 0x20000000ul, 0xb36000ul, 2ul, 0x28011ul, r[3], 0ul);
    break;
  case 8:
    syscall(__NR_write, r[1], 0ul, 0ul);
    break;
  }
}
int main(void)
{
  syscall(__NR_mmap, 0x1ffff000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);
  syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x32ul, -1, 0ul);
  syscall(__NR_mmap, 0x21000000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);
  for (procid = 0; procid < 6; procid++) {
    if (fork() == 0) {
      loop();
    }
  }
  sleep(1000000);
  return 0;
}