// https://syzkaller.appspot.com/bug?id=150eb4d23e1836652f0680c967836e7eae85af10
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE

#include <sys/types.h>

#include <pwd.h>
#include <signal.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/endian.h>
#include <sys/syscall.h>
#include <sys/wait.h>
#include <time.h>
#include <unistd.h>

static void kill_and_wait(int pid, int* status)
{
  kill(pid, SIGKILL);
  while (waitpid(-1, status, 0) != pid) {
  }
}

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 execute_one(void);

#define WAIT_FLAGS 0

static void loop(void)
{
  int iter = 0;
  for (;; iter++) {
    int pid = fork();
    if (pid < 0)
      exit(1);
    if (pid == 0) {
      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[1] = {0xffffffffffffffff};

void execute_one(void)
{
  intptr_t res = 0;
  memcpy((void*)0x200000c0, "/dev/mdctl\000", 11);
  res = syscall(SYS_openat, 0xffffffffffffff9cul, 0x200000c0ul, 0ul, 0ul);
  if (res != -1)
    r[0] = res;
  *(uint32_t*)0x20000380 = 0;
  *(uint32_t*)0x20000384 = 0;
  *(uint32_t*)0x20000388 = 0;
  *(uint64_t*)0x20000390 = 0;
  *(uint64_t*)0x20000398 = 0x100;
  *(uint32_t*)0x200003a0 = 8;
  *(uint32_t*)0x200003a4 = 0;
  *(uint64_t*)0x200003a8 = 0xc3;
  *(uint32_t*)0x200003b0 = 2;
  *(uint32_t*)0x200003b4 = 0;
  *(uint64_t*)0x200003b8 = 0;
  *(uint32_t*)0x200003c0 = 0x20;
  *(uint32_t*)0x200003c4 = 0x1f;
  *(uint32_t*)0x200003c8 = 0x40;
  *(uint32_t*)0x200003cc = 0x80000001;
  *(uint32_t*)0x200003d0 = 6;
  *(uint32_t*)0x200003d4 = 7;
  *(uint32_t*)0x200003d8 = 0x1000;
  *(uint32_t*)0x200003dc = 0xffffffe0;
  *(uint32_t*)0x200003e0 = 4;
  *(uint32_t*)0x200003e4 = 3;
  *(uint32_t*)0x200003e8 = 3;
  *(uint32_t*)0x200003ec = 6;
  *(uint32_t*)0x200003f0 = 7;
  *(uint32_t*)0x200003f4 = 1;
  *(uint32_t*)0x200003f8 = 0x8000000;
  *(uint32_t*)0x200003fc = 2;
  *(uint32_t*)0x20000400 = 0x10001;
  *(uint32_t*)0x20000404 = 0x401;
  *(uint32_t*)0x20000408 = 1;
  *(uint32_t*)0x2000040c = 0xfffff801;
  *(uint32_t*)0x20000410 = 0x1000;
  *(uint32_t*)0x20000414 = 0;
  *(uint32_t*)0x20000418 = 0x9cf;
  *(uint32_t*)0x2000041c = 2;
  *(uint32_t*)0x20000420 = 0x8000;
  *(uint32_t*)0x20000424 = 0xff;
  *(uint32_t*)0x20000428 = 4;
  *(uint32_t*)0x2000042c = 0x101;
  *(uint32_t*)0x20000430 = 0xf94;
  *(uint32_t*)0x20000434 = 4;
  *(uint32_t*)0x20000438 = 3;
  *(uint32_t*)0x2000043c = 0x10000;
  *(uint32_t*)0x20000440 = 0x7f;
  *(uint32_t*)0x20000444 = 2;
  *(uint32_t*)0x20000448 = 0x81;
  *(uint32_t*)0x2000044c = 1;
  *(uint32_t*)0x20000450 = 0x70;
  *(uint32_t*)0x20000454 = 0;
  *(uint32_t*)0x20000458 = 5;
  *(uint32_t*)0x2000045c = 6;
  *(uint32_t*)0x20000460 = 2;
  *(uint32_t*)0x20000464 = 4;
  *(uint32_t*)0x20000468 = 0;
  *(uint32_t*)0x2000046c = 4;
  *(uint32_t*)0x20000470 = 4;
  *(uint32_t*)0x20000474 = 9;
  *(uint32_t*)0x20000478 = 9;
  *(uint32_t*)0x2000047c = 1;
  *(uint32_t*)0x20000480 = 0;
  *(uint32_t*)0x20000484 = 9;
  *(uint32_t*)0x20000488 = 0x3f;
  *(uint32_t*)0x2000048c = 4;
  *(uint32_t*)0x20000490 = 1;
  *(uint32_t*)0x20000494 = 5;
  *(uint32_t*)0x20000498 = 5;
  *(uint32_t*)0x2000049c = 3;
  *(uint32_t*)0x200004a0 = 2;
  *(uint32_t*)0x200004a4 = 5;
  *(uint32_t*)0x200004a8 = 2;
  *(uint32_t*)0x200004ac = 0xfffffe00;
  *(uint32_t*)0x200004b0 = 4;
  *(uint32_t*)0x200004b4 = 0x80;
  *(uint32_t*)0x200004b8 = -1;
  *(uint32_t*)0x200004bc = 9;
  *(uint32_t*)0x200004c0 = 0xfffffffb;
  *(uint32_t*)0x200004c4 = 9;
  *(uint32_t*)0x200004c8 = 0x200;
  *(uint32_t*)0x200004cc = 0xfffffffc;
  *(uint32_t*)0x200004d0 = 0x1000;
  *(uint32_t*)0x200004d4 = 2;
  *(uint32_t*)0x200004d8 = 0xe9;
  *(uint32_t*)0x200004dc = 0xe26;
  *(uint32_t*)0x200004e0 = 0x3ff;
  *(uint32_t*)0x200004e4 = 5;
  *(uint32_t*)0x200004e8 = 9;
  *(uint32_t*)0x200004ec = 8;
  *(uint32_t*)0x200004f0 = 0x400;
  *(uint32_t*)0x200004f4 = 5;
  *(uint32_t*)0x200004f8 = 0xd7;
  *(uint32_t*)0x200004fc = 0x2b3;
  *(uint32_t*)0x20000500 = 4;
  *(uint32_t*)0x20000504 = 0xffffffc1;
  *(uint32_t*)0x20000508 = 8;
  *(uint32_t*)0x2000050c = 0x10001;
  *(uint32_t*)0x20000510 = 6;
  *(uint32_t*)0x20000514 = 1;
  *(uint32_t*)0x20000518 = 7;
  *(uint32_t*)0x2000051c = 3;
  *(uint32_t*)0x20000520 = 5;
  *(uint32_t*)0x20000524 = 0x800;
  *(uint32_t*)0x20000528 = 8;
  *(uint32_t*)0x2000052c = 8;
  *(uint32_t*)0x20000530 = 2;
  *(uint32_t*)0x20000534 = 1;
  *(uint32_t*)0x20000538 = 9;
  *(uint32_t*)0x2000053c = 5;
  syscall(SYS_ioctl, r[0], 0xc1c06d00ul, 0x20000380ul);
}
int main(void)
{
  syscall(SYS_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x1012ul, -1, 0ul);
  loop();
  return 0;
}