[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 19.325710] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 23.167769] random: sshd: uninitialized urandom read (32 bytes read) [ 23.504754] random: sshd: uninitialized urandom read (32 bytes read) [ 24.403958] random: sshd: uninitialized urandom read (32 bytes read) [ 24.563258] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.31' (ECDSA) to the list of known hosts. [ 29.994170] random: sshd: uninitialized urandom read (32 bytes read) 2018/07/28 07:01:21 parsed 1 programs [ 31.214200] random: cc1: uninitialized urandom read (8 bytes read) 2018/07/28 07:01:23 executed programs: 0 [ 32.384089] IPVS: ftp: loaded support on port[0] = 21 [ 32.474405] ip (4439) used greatest stack depth: 16648 bytes left [ 32.576371] bridge0: port 1(bridge_slave_0) entered blocking state [ 32.582861] bridge0: port 1(bridge_slave_0) entered disabled state [ 32.590324] device bridge_slave_0 entered promiscuous mode [ 32.606934] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.613296] bridge0: port 2(bridge_slave_1) entered disabled state [ 32.620541] device bridge_slave_1 entered promiscuous mode [ 32.635593] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 32.651076] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 32.690942] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 32.708596] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 32.770343] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 32.777647] team0: Port device team_slave_0 added [ 32.792121] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 32.799439] team0: Port device team_slave_1 added [ 32.814574] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 32.831892] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 32.848540] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 32.865777] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 32.982917] bridge0: port 2(bridge_slave_1) entered blocking state [ 32.989370] bridge0: port 2(bridge_slave_1) entered forwarding state [ 32.997050] bridge0: port 1(bridge_slave_0) entered blocking state [ 33.003409] bridge0: port 1(bridge_slave_0) entered forwarding state [ 33.409643] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 33.415754] 8021q: adding VLAN 0 to HW filter on device bond0 [ 33.456987] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 33.499816] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 33.507938] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 33.546181] 8021q: adding VLAN 0 to HW filter on device team0 2018/07/28 07:01:28 executed programs: 81 2018/07/28 07:01:33 executed programs: 198 [ 43.037433] kasan: CONFIG_KASAN_INLINE enabled [ 43.037438] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 43.037442] general protection fault: 0000 [#1] SMP KASAN [ 43.037447] CPU: 0 PID: 5535 Comm: syz-executor0 Not tainted 4.18.0-rc6+ #165 [ 43.037454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.037457] RIP: 0010:vmx_vcpu_run+0x1328/0x2600 [ 43.037460] Code: 91 00 00 00 e8 59 da 5c 00 48 8b 54 24 08 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 8c 10 00 0