[  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 '10.128.10.13' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   68.475192][ T8427] netlink: 'syz-executor036': attribute type 4 has an invalid length.
executing program
[   74.561864][ T8428] netlink: 'syz-executor036': attribute type 4 has an invalid length.
[   80.529278][ T8426] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)
BUG: memory leak
unreferenced object 0xffff888109a213e0 (size 32):
  comm "syz-executor036", pid 8427, jiffies 4294944118 (age 14.190s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 02 00  ................
  backtrace:
    [<000000005e4f4b7e>] ip_mc_add_src+0x348/0x450
    [<00000000ed68d6ae>] ip_mc_source+0x3d4/0x610
    [<0000000099b4ec4a>] ip_setsockopt+0x15d8/0x1f70
    [<00000000e78ff8dd>] tcp_setsockopt+0x70/0x13f0
    [<00000000c5946fc4>] __sys_setsockopt+0x1b0/0x360
    [<00000000ca7a7cd5>] __x64_sys_setsockopt+0x22/0x30
    [<0000000062050479>] do_syscall_64+0x2d/0x70
    [<00000000dca440cc>] entry_SYSCALL_64_after_hwframe+0x44/0xa9