syzkaller-repros/linux/5373bb773a0d4b3094ebd4d662be28ecb2ca4c8e.c

// INFO: trying to register non-static key in rhashtable_walk_enter
// https://syzkaller.appspot.com/bug?id=5373bb773a0d4b3094ebd4d662be28ecb2ca4c8e
// status:fixed
// 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/syscall.h>
#include <sys/types.h>
#include <unistd.h>

uint64_t r[1] = {0xffffffffffffffff};

int main(void)
{
  syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0);
  intptr_t res = 0;
  res = syscall(__NR_socket, 0x10, 2, 4);
  if (res != -1)
    r[0] = res;
  *(uint64_t*)0x20000040 = 0;
  *(uint32_t*)0x20000048 = 0;
  *(uint64_t*)0x20000050 = 0x20000140;
  *(uint64_t*)0x20000140 = 0x20001540;
  memcpy((void*)0x20001540, "\x39\x00\x00\x00\x14\x00\x81\xae\x00\x00\xdc\x67"
                            "\x6f\x97\xda\xf0\x1e\x23\x57\x81\x34\x66\x2c\x30"
                            "\x0b\x2c\x00\x05\x00\x01\x87\x01\x54\x6f\xab\xca"
                            "\x1b\x4e\x7d\x06\xa6\x58\x0e\x88\x37\x02\x00\xc5"
                            "\x4c\x19\x60\xb8\x9c\x40\xeb\xb3\x73",
         57);
  *(uint64_t*)0x20000148 = 0x39;
  *(uint64_t*)0x20000058 = 1;
  *(uint64_t*)0x20000060 = 0;
  *(uint64_t*)0x20000068 = 0;
  *(uint32_t*)0x20000070 = 0;
  syscall(__NR_sendmsg, r[0], 0x20000040, 0);
  return 0;
}