Warning: Permanently added '10.128.0.253' (ECDSA) to the list of known hosts.
executing program
[   48.998497][ T8456] syz-executor577 uses obsolete (PF_INET,SOCK_PACKET)
executing program
[   56.035593][ T8455] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff88810df49700 (size 232):
  comm "syz-executor577", pid 8456, jiffies 4294942173 (age 13.940s)
  hex dump (first 32 bytes):
    a0 fc 4d 0d 81 88 ff ff a0 fc 4d 0d 81 88 ff ff  ..M.......M.....
    00 00 e3 0c 81 88 ff ff 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000f11f4e1d>] __alloc_skb+0x6d/0x280
    [<000000005d7b111b>] __napi_alloc_skb+0x67/0x170
    [<00000000ce9c6d39>] napi_get_frags+0x3c/0x80
    [<00000000449b1386>] tun_get_user+0xfda/0x1b40
    [<000000008c6401c6>] tun_chr_write_iter+0x84/0xe0
    [<000000003b3d4724>] new_sync_write+0x1d7/0x2b0
    [<00000000ba89a5b4>] vfs_write+0x34c/0x400
    [<0000000057f5d3c7>] ksys_write+0x9d/0x160
    [<00000000cca7071c>] do_syscall_64+0x2d/0x70
    [<00000000f33c4544>] entry_SYSCALL_64_after_hwframe+0x44/0xa9