[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 17.380990] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 19.309246] random: sshd: uninitialized urandom read (32 bytes read) [ 19.712525] random: sshd: uninitialized urandom read (32 bytes read) [ 20.429324] random: sshd: uninitialized urandom read (32 bytes read) [ 20.562594] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.47' (ECDSA) to the list of known hosts. [ 25.979521] random: sshd: uninitialized urandom read (32 bytes read) 2018/07/25 15:56:04 parsed 1 programs [ 27.061166] random: cc1: uninitialized urandom read (8 bytes read) 2018/07/25 15:56:06 executed programs: 0 [ 28.354833] IPVS: ftp: loaded support on port[0] = 21 [ 28.369339] IPVS: ftp: loaded support on port[0] = 21 [ 28.374530] IPVS: ftp: loaded support on port[0] = 21 [ 28.381909] IPVS: ftp: loaded support on port[0] = 21 [ 28.385183] IPVS: ftp: loaded support on port[0] = 21 [ 28.397438] IPVS: ftp: loaded support on port[0] = 21 [ 28.397604] IPVS: ftp: loaded support on port[0] = 21 [ 28.423723] IPVS: ftp: loaded support on port[0] = 21 [ 29.150748] ================================================================== [ 29.158161] BUG: KASAN: stack-out-of-bounds in notify_die+0x2c2/0x2e0 [ 29.164744] Write of size 8 at addr ffff8801a9d0f1f8 by task syz-executor0/4504 [ 29.172191] [ 29.173826] CPU: 1 PID: 4504 Comm: syz-executor0 Not tainted 4.18.0-rc6-next-20180725+ #18 [ 29.182211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.191545] Call Trace: [ 29.194105] [ 29.195718] The buggy address belongs to the page: [ 2