[  OK  ] Reached target Login Prompts.
[  OK  ] Reached target Multi-User System.
[  OK  ] Reached target Graphical Interface.
         Starting Update UTMP about System Runlevel Changes...
[  OK  ] Started Update UTMP about System Runlevel Changes.

Debian GNU/Linux 9 syzkaller ttyS0

Warning: Permanently added '10.128.0.181' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   56.926293][ T8414] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff8881016a5f00 (size 232):
  comm "kworker/u4:2", pid 8417, jiffies 4294942278 (age 8.370s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    e0 6b 41 01 81 88 ff ff 80 31 53 0f 81 88 ff ff  .kA......1S.....
  backtrace:
    [<0000000054b3030f>] __alloc_file+0x1f/0xf0
    [<00000000df9637f8>] alloc_empty_file+0x69/0x120
    [<000000009b3d1991>] alloc_file+0x33/0x1b0
    [<00000000d9539d13>] alloc_file_pseudo+0xb2/0x140
    [<00000000e62832e0>] create_pipe_files+0x138/0x2e0
    [<000000001658bf89>] umd_setup+0x33/0x220
    [<00000000197435e7>] call_usermodehelper_exec_async+0xb4/0x1b0
    [<000000009c3c4a6c>] ret_from_fork+0x1f/0x30