[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[    5.839960] random: sshd: uninitialized urandom read (32 bytes read)
[?25l[?1c7[ ok 8[?25h[?0c.

Debian GNU/Linux 7 syzkaller ttyS0

syzkaller login: [   17.901275] random: sshd: uninitialized urandom read (32 bytes read)
[   18.260673] random: sshd: uninitialized urandom read (32 bytes read)
[   18.689729] random: sshd: uninitialized urandom read (32 bytes read)
[  610.992792] random: sshd: uninitialized urandom read (32 bytes read)
Warning: Permanently added '10.128.15.192' (ECDSA) to the list of known hosts.
executing program
[  616.359543] random: sshd: uninitialized urandom read (32 bytes read)
[  857.056099] INFO: task syz-executor864:4023 blocked for more than 140 seconds.
[  857.063509]       Not tainted 4.18.0-rc5+ #30
[  857.067989] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  857.075939] syz-executor864 D13536  4023   4020 0x00000004
[  857.081550] Call Trace:
[  857.084123]  __schedule+0x63a/0x880
[  857.087739]  ? prepare_to_wait_event+0x13a/0x150
[  857.092478]  schedule+0x57/0x80
[  857.095740]  __fuse_request_send+0x37a/0x570
[  857.100142]  ? init_wait_entry+0x30/0x30
[  857.104184]  fuse_simpl