syzkaller-repros/linux/14f436c026f915d8e006d27ce219cb6c27c9dfe2.c

// KMSAN: uninit-value in tipc_nl_compat_bearer_enable (2)
// https://syzkaller.appspot.com/bug?id=14f436c026f915d8e006d27ce219cb6c27c9dfe2
// 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);
  long res = 0;
  res = syscall(__NR_socket, 0x10, 0x4000000002, 0x10);
  if (res != -1)
    r[0] = res;
  *(uint64_t*)0x20000140 = 0;
  *(uint32_t*)0x20000148 = 0;
  *(uint64_t*)0x20000150 = 0x20000100;
  *(uint64_t*)0x20000100 = 0x20000280;
  memcpy((void*)0x20000280, "\x2e\x00\x00\x00\x2b\x00\x81\x2d\xe4\x5a\xe0\x87"
                            "\x18\x50\x82\xcf\x01\x24\xb0\xeb\xa0\x6e\xc2\x4b"
                            "\x01\x41\x00\x00\x00\x00\x00\x17\x00\x00\x40\x03"
                            "\x00\x00\x00\x00\x51\x89\x4d\xd6\x5b\x2f\x48\x4b"
                            "\xc8\x3c\x03\x41\xa0\xc0\xd6\x84",
         56);
  *(uint64_t*)0x20000108 = 0x38;
  *(uint64_t*)0x20000158 = 1;
  *(uint64_t*)0x20000160 = 0;
  *(uint64_t*)0x20000168 = 0;
  *(uint32_t*)0x20000170 = 0;
  syscall(__NR_sendmsg, r[0], 0x20000140, 0);
  return 0;
}