// https://syzkaller.appspot.com/bug?id=2b6a5e7ed9c189aadc974fc5ff168b131c005947
// autogenerated by syzkaller (http://github.com/google/syzkaller)

#define _GNU_SOURCE

#include <pthread.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <sys/syscall.h>
#include <unistd.h>

static void test();

void loop()
{
  while (1) {
    test();
  }
}

long r[23];
void* thr(void* arg)
{
  switch ((long)arg) {
  case 0:
    r[0] = syscall(__NR_mmap, 0x20000000ul, 0xafe000ul, 0x3ul, 0x32ul,
                   0xfffffffffffffffful, 0x0ul);
    break;
  case 1:
    memcpy((void*)0x20aeb000, "\x2f\x64\x65\x76\x2f\x6b\x76\x6d\x00",
           9);
    r[2] = syscall(__NR_openat, 0xffffffffffffff9cul, 0x20aeb000ul,
                   0x1ul, 0x0ul);
    break;
  case 2:
    r[3] = syscall(__NR_ioctl, r[2], 0xae01ul, 0x0ul);
    break;
  case 3:
    r[4] = syscall(__NR_ioctl, r[3], 0xae41ul, 0x0ul);
    break;
  case 4:
    *(uint32_t*)0x20afd000 = (uint32_t)0xf0403;
    *(uint32_t*)0x20afd004 = (uint32_t)0x0;
    *(uint64_t*)0x20afd008 = (uint64_t)0x65;
    *(uint64_t*)0x20afd010 = (uint64_t)0x5;
    *(uint64_t*)0x20afd018 = (uint64_t)0xfffffffffffffffe;
    *(uint64_t*)0x20afd020 = (uint64_t)0xfff;
    *(uint64_t*)0x20afd028 = (uint64_t)0x1;
    *(uint64_t*)0x20afd030 = (uint64_t)0x2;
    *(uint64_t*)0x20afd038 = (uint64_t)0x2;
    *(uint64_t*)0x20afd040 = (uint64_t)0x2;
    r[15] = syscall(__NR_ioctl, r[4], 0x4048ae9bul, 0x20afd000ul);
    break;
  case 5:
    *(uint32_t*)0x20ae6fe0 = (uint32_t)0x0;
    *(uint32_t*)0x20ae6fe4 = (uint32_t)0x2;
    *(uint64_t*)0x20ae6fe8 = (uint64_t)0x0;
    *(uint64_t*)0x20ae6ff0 = (uint64_t)0x2000;
    *(uint64_t*)0x20ae6ff8 = (uint64_t)0x205b3000;
    r[21] = syscall(__NR_ioctl, r[3], 0x4020ae46ul, 0x20ae6fe0ul);
    break;
  case 6:
    r[22] = syscall(__NR_ioctl, r[4], 0xae80ul, 0x0ul);
    break;
  }
  return 0;
}

void test()
{
  long i;
  pthread_t th[14];

  memset(r, -1, sizeof(r));
  srand(getpid());
  for (i = 0; i < 7; i++) {
    pthread_create(&th[i], 0, thr, (void*)i);
    usleep(rand() % 10000);
  }
  for (i = 0; i < 7; i++) {
    pthread_create(&th[7 + i], 0, thr, (void*)i);
    if (rand() % 2)
      usleep(rand() % 10000);
  }
  usleep(rand() % 100000);
}

int main()
{
  int i;
  for (i = 0; i < 8; i++) {
    if (fork() == 0) {
      loop();
      return 0;
    }
  }
  sleep(1000000);
  return 0;
}