// https://syzkaller.appspot.com/bug?id=247316d113c933a256c79d09a4a9fd012f1b6a8e
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE

#include <endian.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/mount.h>
#include <sys/syscall.h>
#include <sys/types.h>
#include <unistd.h>

uint64_t r[1] = {0xffffffffffffffff};

int main(void)
{
  syscall(__NR_mmap, /*addr=*/0x1ffffffff000ul, /*len=*/0x1000, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul,
          /*fd=*/(intptr_t)-1, /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*len=*/0x1000000,
          /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/ 7ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul,
          /*fd=*/(intptr_t)-1, /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x200001000000ul, /*len=*/0x1000, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul,
          /*fd=*/(intptr_t)-1, /*offset=*/0ul);
  const char* reason;
  (void)reason;
  intptr_t res = 0;
  if (write(1, "executing program\n", sizeof("executing program\n") - 1)) {
  }
  //  mkdirat arguments: [
  //    fd: fd_dir (resource)
  //    path: ptr[in, buffer] {
  //      buffer: {2e 2f 73 79 73 00} (length 0x6)
  //    }
  //    mode: open_mode = 0x1ff (8 bytes)
  //  ]
  memcpy((void*)0x200000000000, "./sys\000", 6);
  syscall(
      __NR_mkdirat, /*fd=*/0xffffff9c, /*path=*/0x200000000000ul,
      /*mode=S_IXOTH|S_IWOTH|S_IROTH|S_IXGRP|S_IWGRP|S_IRGRP|S_IXUSR|S_IWUSR|0x100*/
      0x1fful);
  //  mount arguments: [
  //    src: nil
  //    dst: ptr[in, buffer] {
  //      buffer: {2e 2f 73 79 73 00} (length 0x6)
  //    }
  //    type: ptr[in, buffer] {
  //      buffer: {73 79 73 66 73 00} (length 0x6)
  //    }
  //    flags: mount_flags = 0x0 (8 bytes)
  //    data: nil
  //  ]
  memcpy((void*)0x200000000080, "./sys\000", 6);
  memcpy((void*)0x2000000000c0, "sysfs\000", 6);
  syscall(__NR_mount, /*src=*/0ul, /*dst=*/0x200000000080ul,
          /*type=*/0x2000000000c0ul, /*flags=*/0ul, /*data=*/0ul);
  //  openat arguments: [
  //    fd: fd_dir (resource)
  //    file: ptr[in, buffer] {
  //      buffer: {2e 2f 73 79 73 2f 6d 6f 64 75 6c 65 2f 66 69 72 6d 77 61 72
  //      65 5f 63 6c 61 73 73 2f 70 61 72 61 6d 65 74 65 72 73 2f 70 61 74 68
  //      00} (length 0x2c)
  //    }
  //    flags: open_flags = 0x101002 (4 bytes)
  //    mode: open_mode = 0x0 (2 bytes)
  //  ]
  //  returns fd
  memcpy((void*)0x2000000003c0,
         "./sys/module/firmware_class/parameters/path\000", 44);
  res = syscall(__NR_openat, /*fd=*/0xffffff9c, /*file=*/0x2000000003c0ul,
                /*flags=O_SYNC|O_RDWR*/ 0x101002, /*mode=*/0);
  if (res != -1)
    r[0] = res;
  //  read$FUSE arguments: [
  //    fd: fd_fuse (resource)
  //    buf: ptr[out, fuse_in[read_buffer]] {
  //      fuse_in[read_buffer] {
  //        len: len = 0x2020 (4 bytes)
  //        opcode: int32 = 0x0 (4 bytes)
  //        unique: fuse_unique (resource)
  //        uid: uid (resource)
  //        gid: gid (resource)
  //        pid: pid (resource)
  //        padding: int32 = 0x0 (4 bytes)
  //        payload: buffer: (DirOut)
  //      }
  //    }
  //    len: bytesize = 0x204e (8 bytes)
  //  ]
  syscall(__NR_read, /*fd=*/r[0], /*buf=*/0x200000002440ul, /*len=*/0x204eul);
  return 0;
}