// https://syzkaller.appspot.com/bug?id=fa3539b02d4ae06b7f5a7d5d715e919d6b454744
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE

#include <dirent.h>
#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <setjmp.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>

#ifndef __NR_bpf
#define __NR_bpf 321
#endif
#ifndef __NR_fsconfig
#define __NR_fsconfig 431
#endif

static __thread int clone_ongoing;
static __thread int skip_segv;
static __thread jmp_buf segv_env;

static void segv_handler(int sig, siginfo_t* info, void* ctx)
{
  if (__atomic_load_n(&clone_ongoing, __ATOMIC_RELAXED) != 0) {
    exit(sig);
  }
  uintptr_t addr = (uintptr_t)info->si_addr;
  const uintptr_t prog_start = 1 << 20;
  const uintptr_t prog_end = 100 << 20;
  int skip = __atomic_load_n(&skip_segv, __ATOMIC_RELAXED) != 0;
  int valid = addr < prog_start || addr > prog_end;
  if (skip && valid) {
    _longjmp(segv_env, 1);
  }
  exit(sig);
}

static void install_segv_handler(void)
{
  struct sigaction sa;
  memset(&sa, 0, sizeof(sa));
  sa.sa_handler = SIG_IGN;
  syscall(SYS_rt_sigaction, 0x20, &sa, NULL, 8);
  syscall(SYS_rt_sigaction, 0x21, &sa, NULL, 8);
  memset(&sa, 0, sizeof(sa));
  sa.sa_sigaction = segv_handler;
  sa.sa_flags = SA_NODEFER | SA_SIGINFO;
  sigaction(SIGSEGV, &sa, NULL);
  sigaction(SIGBUS, &sa, NULL);
}

#define NONFAILING(...)                                                        \
  ({                                                                           \
    int ok = 1;                                                                \
    __atomic_fetch_add(&skip_segv, 1, __ATOMIC_SEQ_CST);                       \
    if (_setjmp(segv_env) == 0) {                                              \
      __VA_ARGS__;                                                             \
    } else                                                                     \
      ok = 0;                                                                  \
    __atomic_fetch_sub(&skip_segv, 1, __ATOMIC_SEQ_CST);                       \
    ok;                                                                        \
  })

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;
}

#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))))

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 long syz_open_dev(volatile long a0, volatile long a1, volatile long a2)
{
  if (a0 == 0xc || a0 == 0xb) {
    char buf[128];
    sprintf(buf, "/dev/%s/%d:%d", a0 == 0xc ? "char" : "block", (uint8_t)a1,
            (uint8_t)a2);
    return open(buf, O_RDWR, 0);
  } else {
    char buf[1024];
    char* hash;
    strncpy(buf, (char*)a0, sizeof(buf) - 1);
    buf[sizeof(buf) - 1] = 0;
    while ((hash = strchr(buf, '#'))) {
      *hash = '0' + (char)(a1 % 10);
      a1 /= 10;
    }
    return open(buf, a2, 0);
  }
}

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");
}

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 (;;) {
      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;
    }
  }
}

uint64_t r[3] = {0xffffffffffffffff, 0x0, 0xffffffffffffffff};

void execute_one(void)
{
  intptr_t res = 0;
  if (write(1, "executing program\n", sizeof("executing program\n") - 1)) {
  }
  syscall(__NR_fsconfig, /*fd=*/-1, /*cmd=*/6ul, /*key=*/0ul, /*value=*/0ul,
          /*aux=*/0ul);
  syscall(__NR_openat, /*fd=*/0xffffffffffffff9cul, /*file=*/0ul, /*flags=*/0,
          /*mode=*/0);
  syscall(__NR_bpf, /*cmd=*/0ul, /*arg=*/0ul, /*size=*/0x48ul);
  NONFAILING(*(uint32_t*)0x20000240 = 2);
  NONFAILING(*(uint32_t*)0x20000244 = 4);
  NONFAILING(*(uint32_t*)0x20000248 = 8);
  NONFAILING(*(uint32_t*)0x2000024c = 1);
  NONFAILING(*(uint32_t*)0x20000250 = 0x80);
  NONFAILING(*(uint32_t*)0x20000254 = 0);
  NONFAILING(*(uint32_t*)0x20000258 = 0);
  NONFAILING(memset((void*)0x2000025c, 0, 16));
  NONFAILING(*(uint32_t*)0x2000026c = 0);
  NONFAILING(*(uint32_t*)0x20000270 = 0);
  NONFAILING(*(uint32_t*)0x20000274 = 0);
  NONFAILING(*(uint32_t*)0x20000278 = 0);
  NONFAILING(*(uint32_t*)0x2000027c = 0);
  NONFAILING(*(uint64_t*)0x20000280 = 0);
  NONFAILING(*(uint32_t*)0x20000288 = 0);
  NONFAILING(*(uint32_t*)0x2000028c = 0);
  res = syscall(__NR_bpf, /*cmd=*/0ul, /*arg=*/0x20000240ul, /*size=*/0x48ul);
  if (res != -1)
    r[0] = res;
  syscall(__NR_socket, /*domain=*/0x10ul, /*type=*/3ul, /*proto=*/0xc);
  NONFAILING(*(uint64_t*)0x20000140 = 8);
  NONFAILING(*(uint64_t*)0x20000148 = 0x93);
  syscall(__NR_prlimit64, /*pid=*/0, /*res=RLIMIT_RTPRIO*/ 0xeul,
          /*new=*/0x20000140ul, /*old=*/0ul);
  NONFAILING(*(uint32_t*)0x20000080 = 6);
  syscall(__NR_sched_setscheduler, /*pid=*/0, /*policy=SCHED_RR*/ 2ul,
          /*prio=*/0x20000080ul);
  syscall(__NR_prctl, /*option=*/0x3eul, /*cmd=*/1ul, /*pid=*/0, /*type=*/0ul,
          /*uaddr=*/0ul);
  res = syscall(__NR_getpid);
  if (res != -1)
    r[1] = res;
  syscall(__NR_sched_setscheduler, /*pid=*/r[1], /*policy=SCHED_RR*/ 2ul,
          /*prio=*/0ul);
  NONFAILING(syz_open_dev(/*dev=*/0, /*id=*/0xa7, /*flags=*/0));
  syscall(__NR_connect, /*fd=*/-1, /*addr=*/0ul, /*addrlen=*/0ul);
  syscall(__NR_sendmmsg, /*fd=*/-1, /*mmsg=*/0ul, /*vlen=*/0ul, /*f=*/0ul);
  NONFAILING(*(uint32_t*)0x200007c0 = 0x1b);
  NONFAILING(*(uint32_t*)0x200007c4 = 0);
  NONFAILING(*(uint32_t*)0x200007c8 = 0);
  NONFAILING(*(uint32_t*)0x200007cc = 0x40000);
  NONFAILING(*(uint32_t*)0x200007d0 = 0);
  NONFAILING(*(uint32_t*)0x200007d4 = 0);
  NONFAILING(*(uint32_t*)0x200007d8 = 0);
  NONFAILING(memset((void*)0x200007dc, 0, 16));
  NONFAILING(*(uint32_t*)0x200007ec = 0);
  NONFAILING(*(uint32_t*)0x200007f0 = 0);
  NONFAILING(*(uint32_t*)0x200007f4 = 0);
  NONFAILING(*(uint32_t*)0x200007f8 = 0);
  NONFAILING(*(uint32_t*)0x200007fc = 0);
  NONFAILING(*(uint64_t*)0x20000800 = 0);
  NONFAILING(*(uint32_t*)0x20000808 = 0);
  NONFAILING(*(uint32_t*)0x2000080c = 0);
  res = syscall(__NR_bpf, /*cmd=*/0ul, /*arg=*/0x200007c0ul, /*size=*/0x48ul);
  if (res != -1)
    r[2] = res;
  NONFAILING(*(uint32_t*)0x20000840 = 8);
  NONFAILING(*(uint32_t*)0x20000844 = 0x1c);
  NONFAILING(*(uint64_t*)0x20000848 = 0x20000d80);
  NONFAILING(*(uint8_t*)0x20000d80 = 0x18);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000d81, 8, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000d81, 0, 4, 4));
  NONFAILING(*(uint16_t*)0x20000d82 = 0);
  NONFAILING(*(uint32_t*)0x20000d84 = 0);
  NONFAILING(*(uint8_t*)0x20000d88 = 0);
  NONFAILING(*(uint8_t*)0x20000d89 = 0);
  NONFAILING(*(uint16_t*)0x20000d8a = 0);
  NONFAILING(*(uint32_t*)0x20000d8c = 0);
  NONFAILING(*(uint8_t*)0x20000d90 = 0x18);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000d91, 1, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000d91, 1, 4, 4));
  NONFAILING(*(uint16_t*)0x20000d92 = 0);
  NONFAILING(*(uint32_t*)0x20000d94 = r[2]);
  NONFAILING(*(uint8_t*)0x20000d98 = 0);
  NONFAILING(*(uint8_t*)0x20000d99 = 0);
  NONFAILING(*(uint16_t*)0x20000d9a = 0);
  NONFAILING(*(uint32_t*)0x20000d9c = 0);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000da0, 7, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000da0, 0, 3, 1));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000da0, 0xb, 4, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000da1, 6, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000da1, 0, 4, 4));
  NONFAILING(*(uint16_t*)0x20000da2 = 0);
  NONFAILING(*(uint32_t*)0x20000da4 = 0x14);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000da8, 7, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000da8, 0, 3, 1));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000da8, 0xb, 4, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000da9, 3, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000da9, 0, 4, 4));
  NONFAILING(*(uint16_t*)0x20000daa = 0);
  NONFAILING(*(uint32_t*)0x20000dac = 0);
  NONFAILING(*(uint8_t*)0x20000db0 = 0x85);
  NONFAILING(*(uint8_t*)0x20000db1 = 0);
  NONFAILING(*(uint16_t*)0x20000db2 = 0);
  NONFAILING(*(uint32_t*)0x20000db4 = 5);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000db8, 4, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000db8, 1, 3, 1));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000db8, 0xb, 4, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000db9, 9, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000db9, 0, 4, 4));
  NONFAILING(*(uint16_t*)0x20000dba = 0);
  NONFAILING(*(uint32_t*)0x20000dbc = 0);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000dc0, 5, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000dc0, 0, 3, 1));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000dc0, 3, 4, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000dc1, 9, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000dc1, 0, 4, 4));
  NONFAILING(*(uint16_t*)0x20000dc2 = 1);
  NONFAILING(*(uint32_t*)0x20000dc4 = 0);
  NONFAILING(*(uint8_t*)0x20000dc8 = 0x95);
  NONFAILING(*(uint8_t*)0x20000dc9 = 0);
  NONFAILING(*(uint16_t*)0x20000dca = 0);
  NONFAILING(*(uint32_t*)0x20000dcc = 4);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000dd0, 7, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000dd0, 0, 3, 1));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000dd0, 0xb, 4, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000dd1, 2, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000dd1, 0, 4, 4));
  NONFAILING(*(uint16_t*)0x20000dd2 = 0);
  NONFAILING(*(uint32_t*)0x20000dd4 = 0);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000dd8, 3, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000dd8, 3, 3, 2));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000dd8, 3, 5, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000dd9, 0xa, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000dd9, 6, 4, 4));
  NONFAILING(*(uint16_t*)0x20000dda = 0xfff8);
  NONFAILING(*(uint32_t*)0x20000ddc = 0);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000de0, 5, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000de0, 0, 3, 1));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000de0, 0xb, 4, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000de1, 9, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000de1, 0, 4, 4));
  NONFAILING(*(uint16_t*)0x20000de2 = 4);
  NONFAILING(*(uint32_t*)0x20000de4 = 0);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000de8, 3, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000de8, 3, 3, 2));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000de8, 3, 5, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000de9, 0xa, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000de9, 0xa, 4, 4));
  NONFAILING(*(uint16_t*)0x20000dea = 0xfff0);
  NONFAILING(*(uint32_t*)0x20000dec = 0);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000df0, 7, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000df0, 1, 3, 1));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000df0, 0xb, 4, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000df1, 9, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000df1, 0xa, 4, 4));
  NONFAILING(*(uint16_t*)0x20000df2 = 0);
  NONFAILING(*(uint32_t*)0x20000df4 = 0);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000df8, 7, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000df8, 0, 3, 1));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000df8, 0, 4, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000df9, 8, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000df9, 0, 4, 4));
  NONFAILING(*(uint16_t*)0x20000dfa = 0);
  NONFAILING(*(uint32_t*)0x20000dfc = 0xfffffff8);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e00, 7, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e00, 1, 3, 1));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e00, 0xb, 4, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e01, 4, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e01, 6, 4, 4));
  NONFAILING(*(uint16_t*)0x20000e02 = 0);
  NONFAILING(*(uint32_t*)0x20000e04 = 0);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e08, 7, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e08, 0, 3, 1));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e08, 0, 4, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e09, 4, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e09, 0, 4, 4));
  NONFAILING(*(uint16_t*)0x20000e0a = 0);
  NONFAILING(*(uint32_t*)0x20000e0c = 0xfffffff0);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e10, 7, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e10, 0, 3, 1));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e10, 0xb, 4, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e11, 2, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e11, 0, 4, 4));
  NONFAILING(*(uint16_t*)0x20000e12 = 0);
  NONFAILING(*(uint32_t*)0x20000e14 = 8);
  NONFAILING(*(uint8_t*)0x20000e18 = 0x18);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e19, 6, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e19, 2, 4, 4));
  NONFAILING(*(uint16_t*)0x20000e1a = 0);
  NONFAILING(*(uint32_t*)0x20000e1c = r[0]);
  NONFAILING(*(uint8_t*)0x20000e20 = 0);
  NONFAILING(*(uint8_t*)0x20000e21 = 0);
  NONFAILING(*(uint16_t*)0x20000e22 = 0);
  NONFAILING(*(uint32_t*)0x20000e24 = 0);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e28, 7, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e28, 0, 3, 1));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e28, 0xb, 4, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e29, 5, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e29, 0, 4, 4));
  NONFAILING(*(uint16_t*)0x20000e2a = 0);
  NONFAILING(*(uint32_t*)0x20000e2c = 8);
  NONFAILING(*(uint8_t*)0x20000e30 = 0x46);
  NONFAILING(*(uint8_t*)0x20000e31 = 8);
  NONFAILING(*(uint16_t*)0x20000e32 = 0xfff0);
  NONFAILING(*(uint32_t*)0x20000e34 = 0x76);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e38, 7, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e38, 1, 3, 1));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e38, 0xb, 4, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e39, 8, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e39, 9, 4, 4));
  NONFAILING(*(uint16_t*)0x20000e3a = 0);
  NONFAILING(*(uint32_t*)0x20000e3c = 0);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e40, 6, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e40, 0, 3, 1));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e40, 5, 4, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e41, 8, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e41, 0, 4, 4));
  NONFAILING(*(uint16_t*)0x20000e42 = 0);
  NONFAILING(*(uint32_t*)0x20000e44 = 0);
  NONFAILING(*(uint8_t*)0x20000e48 = 0x85);
  NONFAILING(*(uint8_t*)0x20000e49 = 0);
  NONFAILING(*(uint16_t*)0x20000e4a = 0);
  NONFAILING(*(uint32_t*)0x20000e4c = 7);
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e50, 7, 0, 3));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e50, 0, 3, 1));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e50, 0xb, 4, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e51, 0, 0, 4));
  NONFAILING(STORE_BY_BITMASK(uint8_t, , 0x20000e51, 0, 4, 4));
  NONFAILING(*(uint16_t*)0x20000e52 = 0);
  NONFAILING(*(uint32_t*)0x20000e54 = 0);
  NONFAILING(*(uint8_t*)0x20000e58 = 0x95);
  NONFAILING(*(uint8_t*)0x20000e59 = 0);
  NONFAILING(*(uint16_t*)0x20000e5a = 0);
  NONFAILING(*(uint32_t*)0x20000e5c = 0);
  NONFAILING(*(uint64_t*)0x20000850 = 0x20000980);
  NONFAILING(memcpy((void*)0x20000980, "GPL\000", 4));
  NONFAILING(*(uint32_t*)0x20000858 = 0);
  NONFAILING(*(uint32_t*)0x2000085c = 0);
  NONFAILING(*(uint64_t*)0x20000860 = 0);
  NONFAILING(*(uint32_t*)0x20000868 = 0);
  NONFAILING(*(uint32_t*)0x2000086c = 0);
  NONFAILING(memset((void*)0x20000870, 0, 16));
  NONFAILING(*(uint32_t*)0x20000880 = 0);
  NONFAILING(*(uint32_t*)0x20000884 = 0);
  NONFAILING(*(uint32_t*)0x20000888 = 0);
  NONFAILING(*(uint32_t*)0x2000088c = 0);
  NONFAILING(*(uint64_t*)0x20000890 = 0);
  NONFAILING(*(uint32_t*)0x20000898 = 0);
  NONFAILING(*(uint32_t*)0x2000089c = 0);
  NONFAILING(*(uint64_t*)0x200008a0 = 0);
  NONFAILING(*(uint32_t*)0x200008a8 = 0);
  NONFAILING(*(uint32_t*)0x200008ac = 0);
  NONFAILING(*(uint32_t*)0x200008b0 = 0);
  NONFAILING(*(uint32_t*)0x200008b4 = 0);
  NONFAILING(*(uint64_t*)0x200008b8 = 0);
  NONFAILING(*(uint64_t*)0x200008c0 = 0);
  NONFAILING(*(uint32_t*)0x200008c8 = 0);
  NONFAILING(*(uint32_t*)0x200008cc = 0);
  NONFAILING(*(uint32_t*)0x200008d0 = 0);
  syscall(__NR_bpf, /*cmd=*/5ul, /*arg=*/0x20000840ul, /*size=*/0x90ul);
}
int main(void)
{
  syscall(__NR_mmap, /*addr=*/0x1ffff000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1,
          /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x20000000ul, /*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=*/0x21000000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1,
          /*offset=*/0ul);
  const char* reason;
  (void)reason;
  install_segv_handler();
  loop();
  return 0;
}