INIT: Entering runlevel: 2

[info] Using makefile-style concurrent boot in runlevel 2.
[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c.

Debian GNU/Linux 7 syzkaller ttyS0

Warning: Permanently added '10.128.10.34' (ECDSA) to the list of known hosts.
net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
syzkaller login: [   31.692094] ip (3593) used greatest stack depth: 54312 bytes left
[   31.808809] bridge0: port 1(bridge_slave_0) entered blocking state
[   31.815245] bridge0: port 1(bridge_slave_0) entered disabled state
[   31.822528] device bridge_slave_0 entered promiscuous mode
[   31.842802] bridge0: port 2(bridge_slave_1) entered blocking state
[   31.849209] bridge0: port 2(bridge_slave_1) entered disabled state
[   31.856507] device bridge_slave_1 entered promiscuous mode
[   31.876100] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[   31.897223] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
Error: argument "bond0" is wrong: Device does not exist

Error: argument "bond0" is wrong: Device does not exist

Error: argument "team0" is wrong: Device does not exist

[   31.975884] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
[   31.996626] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
Error: argument "team0" is wrong: Device does not exist

[   32.075281] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
[   32.096270] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
[   32.117667] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[   32.142314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
RTNETLINK answers: Operation not supported
[   32.207167] ip (3654) used greatest stack depth: 54256 bytes left
Cannot find device "vcan0"
Cannot find device "vcan0"
Cannot find device "vcan0"
[   32.316146] bridge0: port 2(bridge_slave_1) entered blocking state
[   32.322561] bridge0: port 2(bridge_slave_1) entered forwarding state
[   32.329347] bridge0: port 1(bridge_slave_0) entered blocking state
[   32.335743] bridge0: port 1(bridge_slave_0) entered forwarding state
Cannot find device "vcan0"
Cannot find device "tunl0"
Cannot find device "tunl0"
Cannot find device "tunl0"
Cannot find device "tunl0"
Cannot find device "gre0"
Cannot find device "gre0"
Cannot find device "gre0"
Cannot find device "gre0"
Cannot find device "gretap0"
Cannot find device "gretap0"
Cannot find device "gretap0"
Cannot find device "gretap0"
Cannot find device "ip_vti0"
Cannot find device "ip_vti0"
Cannot find device "ip_vti0"
Cannot find device "ip_vti0"
Cannot find device "ip6_vti0"
Cannot find device "ip6_vti0"
Cannot find device "ip6_vti0"
Cannot find device "ip6_vti0"
Cannot find device "ip6tnl0"
Cannot find device "ip6tnl0"
Cannot find device "ip6tnl0"
Cannot find device "ip6tnl0"
Cannot find device "ip6gre0"
Cannot find device "ip6gre0"
Cannot find device "ip6gre0"
Cannot find device "ip6gre0"
Cannot find device "ip6gretap0"
Cannot find device "ip6gretap0"
Cannot find device "ip6gretap0"
Cannot find device "ip6gretap0"
Cannot find device "erspan0"
Cannot find device "erspan0"
Cannot find device "erspan0"
Cannot find device "erspan0"
Cannot find device "bond0"
Cannot find device "bond0"
Cannot find device "bond0"
Cannot find device "bond0"
[   33.031748] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
Cannot find device "team0"
Cannot find device "team0"
Cannot find device "team0"
[   33.091694] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   33.097905] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   33.105934] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
Cannot find device "team0"
executing program
umount(./0/file0) failed (errno 22)
[   33.561399] device bridge_slave_1 left promiscuous mode
[   33.567135] bridge0: port 2(bridge_slave_1) entered disabled state
[   33.574581] device bridge_slave_0 left promiscuous mode
[   33.580273] bridge0: port 1(bridge_slave_0) entered disabled state
net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
[   34.519523] bridge0: port 1(bridge_slave_0) entered blocking state
[   34.525950] bridge0: port 1(bridge_slave_0) entered disabled state
[   34.533242] device bridge_slave_0 entered promiscuous mode
[   34.553297] bridge0: port 2(bridge_slave_1) entered blocking state
[   34.559701] bridge0: port 2(bridge_slave_1) entered disabled state
[   34.566889] device bridge_slave_1 entered promiscuous mode
[   34.586643] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[   34.606716] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
Error: argument "bond0" is wrong: Device does not exist

Error: argument "bond0" is wrong: Device does not exist

Error: argument "team0" is wrong: Device does not exist

[   34.683639] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
[   34.703767] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
Error: argument "team0" is wrong: Device does not exist

[   34.782109] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
[   34.802625] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
[   34.824293] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[   34.831327] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   34.839410] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[   34.856624] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[   34.863649] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   34.871747] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
RTNETLINK answers: Operation not supported
Cannot find device "vcan0"
Cannot find device "vcan0"
Cannot find device "vcan0"
[   35.037851] bridge0: port 2(bridge_slave_1) entered blocking state
[   35.044270] bridge0: port 2(bridge_slave_1) entered forwarding state
[   35.051104] bridge0: port 1(bridge_slave_0) entered blocking state
[   35.057503] bridge0: port 1(bridge_slave_0) entered forwarding state
[   35.065183] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
Cannot find device "vcan0"
Cannot find device "tunl0"
Cannot find device "tunl0"
Cannot find device "tunl0"
Cannot find device "tunl0"
Cannot find device "gre0"
Cannot find device "gre0"
Cannot find device "gre0"
Cannot find device "gre0"
Cannot find device "gretap0"
Cannot find device "gretap0"
Cannot find device "gretap0"
Cannot find device "gretap0"
Cannot find device "ip_vti0"
Cannot find device "ip_vti0"
Cannot find device "ip_vti0"
Cannot find device "ip_vti0"
Cannot find device "ip6_vti0"
Cannot find device "ip6_vti0"
Cannot find device "ip6_vti0"
Cannot find device "ip6_vti0"
Cannot find device "ip6tnl0"
Cannot find device "ip6tnl0"
Cannot find device "ip6tnl0"
Cannot find device "ip6tnl0"
Cannot find device "ip6gre0"
Cannot find device "ip6gre0"
Cannot find device "ip6gre0"
Cannot find device "ip6gre0"
Cannot find device "ip6gretap0"
Cannot find device "ip6gretap0"
Cannot find device "ip6gretap0"
Cannot find device "ip6gretap0"
Cannot find device "erspan0"
Cannot find device "erspan0"
Cannot find device "erspan0"
Cannot find device "erspan0"
Cannot find device "bond0"
Cannot find device "bond0"
Cannot find device "bond0"
Cannot find device "bond0"
[   35.756013] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
Cannot find device "team0"
Cannot find device "team0"
Cannot find device "team0"
Cannot find device "team0"
[   35.816311] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   35.822495] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[   35.830482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   35.839106] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
executing program
umount(./0/file0) failed (errno 22)
[   36.280366] device bridge_slave_1 left promiscuous mode
[   36.285968] bridge0: port 2(bridge_slave_1) entered disabled state
[   36.293535] device bridge_slave_0 left promiscuous mode
[   36.299231] bridge0: port 1(bridge_slave_0) entered disabled state
net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
RTNETLINK answers: Operation not supported
[   37.236407] bridge0: port 1(bridge_slave_0) entered blocking state
[   37.242821] bridge0: port 1(bridge_slave_0) entered disabled state
[   37.250155] device bridge_slave_0 entered promiscuous mode
[   37.270417] bridge0: port 2(bridge_slave_1) entered blocking state
[   37.276821] bridge0: port 2(bridge_slave_1) entered disabled state
[   37.283938] device bridge_slave_1 entered promiscuous mode
[   37.303360] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[   37.324123] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
Error: argument "bond0" is wrong: Device does not exist

Error: argument "bond0" is wrong: Device does not exist

Error: argument "team0" is wrong: Device does not exist

[   37.402146] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
[   37.422445] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
Error: argument "team0" is wrong: Device does not exist

[   37.500923] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
[   37.522119] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
[   37.543330] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[   37.566868] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
RTNETLINK answers: Operation not supported
Cannot find device "vcan0"
Cannot find device "vcan0"
Cannot find device "vcan0"
[   37.739748] bridge0: port 2(bridge_slave_1) entered blocking state
[   37.746170] bridge0: port 2(bridge_slave_1) entered forwarding state
[   37.752972] bridge0: port 1(bridge_slave_0) entered blocking state
[   37.759372] bridge0: port 1(bridge_slave_0) entered forwarding state
Cannot find device "vcan0"
Cannot find device "tunl0"
Cannot find device "tunl0"
Cannot find device "tunl0"
Cannot find device "tunl0"
Cannot find device "gre0"
Cannot find device "gre0"
Cannot find device "gre0"
Cannot find device "gre0"
Cannot find device "gretap0"
Cannot find device "gretap0"
Cannot find device "gretap0"
Cannot find device "gretap0"
Cannot find device "ip_vti0"
Cannot find device "ip_vti0"
Cannot find device "ip_vti0"
Cannot find device "ip_vti0"
Cannot find device "ip6_vti0"
Cannot find device "ip6_vti0"
Cannot find device "ip6_vti0"
Cannot find device "ip6_vti0"
Cannot find device "ip6tnl0"
Cannot find device "ip6tnl0"
Cannot find device "ip6tnl0"
Cannot find device "ip6tnl0"
Cannot find device "ip6gre0"
Cannot find device "ip6gre0"
Cannot find device "ip6gre0"
Cannot find device "ip6gre0"
Cannot find device "ip6gretap0"
Cannot find device "ip6gretap0"
Cannot find device "ip6gretap0"
Cannot find device "ip6gretap0"
Cannot find device "erspan0"
Cannot find device "erspan0"
Cannot find device "erspan0"
Cannot find device "erspan0"
Cannot find device "bond0"
Cannot find device "bond0"
Cannot find device "bond0"
Cannot find device "bond0"
[   38.432226] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
Cannot find device "team0"
Cannot find device "team0"
Cannot find device "team0"
[   38.491249] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[   38.497417] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[   38.504920] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
Cannot find device "team0"
executing program
umount(./0/file0) failed (errno 22)
[   38.956329] device bridge_slave_1 left promiscuous mode
[   38.961946] bridge0: port 2(bridge_slave_1) entered disabled state
[   38.969562] device bridge_slave_0 left promiscuous mode
[   38.975276] bridge0: port 1(bridge_slave_0) entered disabled state
[   49.247159] unregister_netdevice: waiting for lo to become free. Usage count = 3