// autogenerated by syzkaller (http://github.com/google/syzkaller)

#define _GNU_SOURCE

#include <fcntl.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/syscall.h>
#include <unistd.h>

#include <stdint.h>
#include <string.h>

static uintptr_t syz_open_procfs(uintptr_t a0, uintptr_t a1)
{

  char buf[128];
  memset(buf, 0, sizeof(buf));
  if (a0 == 0) {
    snprintf(buf, sizeof(buf), "/proc/self/%s", (char*)a1);
  } else if (a0 == (uintptr_t)-1) {
    snprintf(buf, sizeof(buf), "/proc/thread-self/%s", (char*)a1);
  } else {
    snprintf(buf, sizeof(buf), "/proc/self/task/%d/%s", (int)a0,
             (char*)a1);
  }
  int fd = open(buf, O_RDWR);
  if (fd == -1)
    fd = open(buf, O_RDONLY);
  return fd;
}

static void test();

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

#ifndef __NR_mmap
#define __NR_mmap 192
#endif
#ifndef __NR_preadv
#define __NR_preadv 333
#endif
#ifndef __NR_socket
#define __NR_socket 359
#endif
#ifndef __NR_setsockopt
#define __NR_setsockopt 366
#endif
#undef __NR_mmap
#define __NR_mmap __NR_mmap2

long r[43];
void* thr(void* arg)
{
  switch ((long)arg) {
  case 0:
    r[0] = syscall(__NR_mmap, 0x20000000ul, 0xfff000ul, 0x3ul, 0x32ul,
                   0xfffffffffffffffful, 0x0ul);
    break;
  case 1:
    memcpy((void*)0x209fefef, "\x6e\x65\x74\x2f\x69\x70\x36\x5f\x6d\x72"
                              "\x5f\x63\x61\x63\x68\x65\x00",
           17);
    r[2] = syz_open_procfs(0x0ul, 0x209fefeful);
    break;
  case 2:
    *(uint32_t*)0x20a3afb0 = (uint32_t)0x20128000;
    *(uint32_t*)0x20a3afb4 = (uint32_t)0x2;
    r[5] = syscall(__NR_preadv, r[2], 0x20a3afb0ul, 0x1ul, 0x67ul);
    break;
  case 3:
    r[6] = syscall(__NR_socket, 0xaul, 0x3ul, 0x3aul);
    break;
  case 4:
    *(uint16_t*)0x20f07000 = (uint16_t)0xa;
    *(uint16_t*)0x20f07002 = (uint16_t)0x224e;
    *(uint32_t*)0x20f07004 = (uint32_t)0xffffffff;
    *(uint64_t*)0x20f07008 = (uint64_t)0x0;
    *(uint64_t*)0x20f07010 = (uint64_t)0x100000000000000;
    *(uint32_t*)0x20f07018 = (uint32_t)0x6;
    *(uint16_t*)0x20f0701c = (uint16_t)0xa;
    *(uint16_t*)0x20f0701e = (uint16_t)0x204e;
    *(uint32_t*)0x20f07020 = (uint32_t)0x4;
    *(uint8_t*)0x20f07024 = (uint8_t)0x0;
    *(uint8_t*)0x20f07025 = (uint8_t)0x0;
    *(uint8_t*)0x20f07026 = (uint8_t)0x0;
    *(uint8_t*)0x20f07027 = (uint8_t)0x0;
    *(uint8_t*)0x20f07028 = (uint8_t)0x0;
    *(uint8_t*)0x20f07029 = (uint8_t)0x0;
    *(uint8_t*)0x20f0702a = (uint8_t)0x0;
    *(uint8_t*)0x20f0702b = (uint8_t)0x0;
    *(uint8_t*)0x20f0702c = (uint8_t)0x0;
    *(uint8_t*)0x20f0702d = (uint8_t)0x0;
    *(uint8_t*)0x20f0702e = (uint8_t)0x0;
    *(uint8_t*)0x20f0702f = (uint8_t)0x0;
    *(uint8_t*)0x20f07030 = (uint8_t)0x0;
    *(uint8_t*)0x20f07031 = (uint8_t)0x0;
    *(uint8_t*)0x20f07032 = (uint8_t)0x0;
    *(uint8_t*)0x20f07033 = (uint8_t)0x0;
    *(uint32_t*)0x20f07034 = (uint32_t)0x5;
    *(uint16_t*)0x20f07038 = (uint16_t)0x1;
    *(uint32_t*)0x20f0703c = (uint32_t)0x7fffffff;
    *(uint32_t*)0x20f07040 = (uint32_t)0x61;
    *(uint32_t*)0x20f07044 = (uint32_t)0xfff;
    *(uint32_t*)0x20f07048 = (uint32_t)0x0;
    *(uint32_t*)0x20f0704c = (uint32_t)0x0;
    *(uint32_t*)0x20f07050 = (uint32_t)0x4;
    *(uint32_t*)0x20f07054 = (uint32_t)0x100000001;
    *(uint32_t*)0x20f07058 = (uint32_t)0x6;
    r[42] = syscall(__NR_setsockopt, r[6], 0x29ul, 0xccul, 0x20f07000ul,
                    0x5cul);
    break;
  }
  return 0;
}

void test()
{
  long i;
  pthread_t th[10];

  memset(r, -1, sizeof(r));
  srand(getpid());
  for (i = 0; i < 5; i++) {
    pthread_create(&th[i], 0, thr, (void*)i);
    usleep(rand() % 10000);
  }
  for (i = 0; i < 5; i++) {
    pthread_create(&th[5 + i], 0, thr, (void*)i);
    if (rand() % 2)
      usleep(rand() % 10000);
  }
  usleep(rand() % 100000);
}

int main()
{
  loop();
  return 0;
}