[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 15.622734] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. [ 16.005185] random: sshd: uninitialized urandom read (32 bytes read) [ 16.373502] random: sshd: uninitialized urandom read (32 bytes read) Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 17.100787] random: sshd: uninitialized urandom read (32 bytes read) [ 17.499780] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.50' (ECDSA) to the list of known hosts. [ 22.908300] random: sshd: uninitialized urandom read (32 bytes read) net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 [ 23.017328] IPVS: Creating netns size=2536 id=1 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 RTNETLINK answers: Operation not supported [ 23.048758] IPVS: Creating netns size=2536 id=2 RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported net.ipv6.conf.syz_tun.accept_dad = 0 RTNETLINK answers: Operation not supported net.ipv6.conf.syz_tun.router_solicitations = 0 [ 23.085978] IPVS: Creating netns size=2536 id=3 RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported net.ipv6.conf.syz_tun.accept_dad = 0 [ 23.132427] IPVS: Creating netns size=2536 id=4 net.ipv6.conf.syz_tun.router_solicitations = 0 RTNETLINK answers: Operation not supported [ 23.171019] IPVS: Creating netns size=2536 id=5 net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 RTNETLINK answers: Operation not supported Error: argument "bridge0" is wrong: Device does not exist [ 23.205411] IPVS: Creating netns size=2536 id=6 RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported net.ipv6.conf.syz_tun.accept_dad = 0 net.ipv6.conf.syz_tun.router_solicitations = 0 Error: argument "bridge0" is wrong: Device does not exist [ 23.266346] IPVS: Creating netns size=2536 id=7 RTNETLINK answers: Operation not supported 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 Error: argument "bridge0" is wrong: Device does not exist [ 23.317858] IPVS: Creating netns size=2536 id=8 [ 23.332668] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready 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 Error: argument "bridge0" is wrong: Device does not exist RTNETLINK answers: Operation not supported [ 23.382930] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported Error: argument "bond0" is wrong: Device does not exist [ 23.445809] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 23.485749] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported Error: argument "bond0" is wrong: Device does not exist RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported Error: argument "bond0" is wrong: Device does not exist Error: argument "bridge0" is wrong: Device does not exist RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 23.586159] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 23.620375] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready Error: argument "bond0" is wrong: Device does not exist Error: argument "bridge0" is wrong: Device does not exist RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported Error: argument "bridge0" is wrong: Device does not exist Error: argument "bridge0" is wrong: Device does not exist RTNETLINK answers: Operation not supported Error: argument "bridge0" is wrong: Device does not exist [ 23.699297] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 23.707232] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 23.729641] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready Error: argument "team0" is wrong: Device does not exist RTNETLINK answers: Operation not supported Error: argument "bridge0" is wrong: Device does not exist Error: argument "bridge0" is wrong: Device does not exist [ 23.775243] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 23.790774] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready Error: argument "team0" is wrong: Device does not exist Error: argument "bridge0" is wrong: Device does not exist RTNETLINK answers: Operation not supported Error: argument "bond0" is wrong: Device does not exist [ 23.837570] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 23.859516] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 23.866988] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready Error: argument "bridge0" is wrong: Device does not exist Error: argument "team0" is wrong: Device does not exist [ 23.884949] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready Error: argument "bond0" is wrong: Device does not exist Error: argument "bridge0" is wrong: Device does not exist Error: argument "team0" is wrong: Device does not exist [ 23.914397] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 23.924854] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 23.940903] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 23.950579] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 23.971377] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 23.999090] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 24.006684] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready Error: argument "bridge0" is wrong: Device does not exist Error: argument "bond0" is wrong: Device does not exist Error: argument "bond0" is wrong: Device does not exist Error: argument "bridge0" is wrong: Device does not exist Error: argument "bond0" is wrong: Device does not exist [ 24.016964] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 24.025542] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 24.046729] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready Error: argument "bond0" is wrong: Device does not exist [ 24.088470] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 24.096491] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 24.117647] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 24.126778] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready Error: argument "team0" is wrong: Device does not exist Error: argument "bond0" is wrong: Device does not exist [ 24.138787] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 24.146793] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 24.158706] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 24.177888] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: 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 Error: argument "bond0" is wrong: Device does not exist [ 24.198674] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 24.219987] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 24.227493] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready Error: argument "team0" is wrong: Device does not exist Error: argument "team0" is wrong: Device does not exist [ 24.261869] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 24.282597] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 24.291132] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 24.300217] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready RTNETLINK answers: Operation not supported Error: argument "bond0" is wrong: Device does not exist Error: argument "team0" is wrong: Device does not exist Error: argument "team0" is wrong: Device does not exist [ 24.311965] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 24.329204] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 24.343043] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready Error: argument "bond0" is wrong: Device does not exist [ 24.357969] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 24.365560] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 24.380239] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 24.394801] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready Cannot find device "bridge0" [ 24.415474] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 24.431212] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 24.441689] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 24.450885] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready Error: argument "team0" is wrong: Device does not exist Cannot find device "bridge0" Error: argument "team0" is wrong: Device does not exist Error: argument "team0" is wrong: Device does not exist [ 24.460610] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 24.468387] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 24.477054] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 24.492305] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 24.503871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready Error: argument "team0" is wrong: Device does not exist [ 24.520471] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 24.527912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 24.535302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 24.544226] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 24.555674] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 24.563161] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready Cannot find device "bridge0" RTNETLINK answers: Operation not supported [ 24.571295] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 24.580224] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 24.597020] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 24.607250] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready Cannot find device "bridge0" [ 24.623356] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 24.634280] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 24.647115] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 24.654631] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready Error: argument "team0" is wrong: Device does not exist Cannot find device "vcan0" Cannot find device "bridge0" RTNETLINK answers: Operation not supported Cannot find device "vcan0" Cannot find device "bridge0" Error: argument "team0" is wrong: Device does not exist [ 24.670040] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 24.677164] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 24.692440] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 24.715247] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 24.740525] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 24.748157] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 24.756435] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 24.764671] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 24.772423] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready Cannot find device "bridge0" Cannot find device "vcan0" Cannot find device "bridge0" [ 24.784149] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 24.792733] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 24.800366] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 24.807815] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 24.822538] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready Cannot find device "bridge0" Cannot find device "vcan0" Cannot find device "bridge0" [ 24.864215] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 24.881778] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 24.891600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 24.901503] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready Cannot find device "bridge0" RTNETLINK answers: Operation not supported Cannot find device "vcan0" RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 24.915115] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 24.923638] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready Cannot find device "bridge0" Cannot find device "vcan0" RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported Cannot find device "bridge0" Cannot find device "gre0" Cannot find device "vcan0" Cannot find device "bridge0" Cannot find device "vcan0" Cannot find device "vcan0" Cannot find device "bridge0" Cannot find device "bridge0" Cannot find device "bridge0" Cannot find device "gre0" Cannot find device "vcan0" Cannot find device "bridge0" RTNETLINK answers: Operation not supported Cannot find device "vcan0" Cannot find device "bridge0" Cannot find device "bridge0" Cannot find device "bridge0" Cannot find device "gre0" Cannot find device "bridge0" Cannot find device "bridge0" Cannot find device "bridge0" Cannot find device "vcan0" Cannot find device "bridge0" Cannot find device "bridge0" RTNETLINK answers: Operation not supported Cannot find device "bridge0" Cannot find device "gre0" Cannot find device "vcan0" Cannot find device "bridge0" Cannot find device "vcan0" Cannot find device "bridge0" Cannot find device "gretap0" Cannot find device "gre0" RTNETLINK answers: Operation not supported Cannot find device "vcan0" Cannot find device "bridge0" Cannot find device "vcan0" Cannot find device "vcan0" Cannot find device "bridge0" Cannot find device "gretap0" Cannot find device "vcan0" Cannot find device "vcan0" Cannot find device "gre0" Cannot find device "vcan0" Cannot find device "vcan0" Cannot find device "bridge0" Cannot find device "gre0" Cannot find device "vcan0" Cannot find device "gretap0" Cannot find device "vcan0" Cannot find device "vcan0" Cannot find device "vcan0" Cannot find device "gre0" Cannot find device "vcan0" Cannot find device "gre0" Cannot find device "gretap0" Cannot find device "vcan0" Cannot find device "vcan0" Cannot find device "gre0" Cannot find device "vcan0" RTNETLINK answers: Operation not supported Cannot find device "gre0" RTNETLINK answers: Operation not supported Cannot find device "vcan0" Cannot find device "ip_vti0" Cannot find device "gretap0" Cannot find device "vcan0" RTNETLINK answers: Operation not supported Cannot find device "gretap0" Cannot find device "gre0" Cannot find device "ip_vti0" Cannot find device "gre0" Cannot find device "vcan0" Cannot find device "gre0" Cannot find device "gretap0" Cannot find device "gretap0" RTNETLINK answers: Operation not supported Cannot find device "gre0" Cannot find device "ip_vti0" Cannot find device "gre0" RTNETLINK answers: Operation not supported Cannot find device "gre0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "gre0" Cannot find device "gre0" Cannot find device "gre0" Cannot find device "ip_vti0" Cannot find device "gre0" Cannot find device "gretap0" Cannot find device "ip_vti0" Cannot find device "gre0" Cannot find device "gre0" Cannot find device "gre0" Cannot find device "ip6_vti0" Cannot find device "gre0" Cannot find device "ip_vti0" Cannot find device "gre0" Cannot find device "gretap0" Cannot find device "gre0" Cannot find device "gre0" Cannot find device "ip6_vti0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "gre0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "gre0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "ip6_vti0" Cannot find device "gre0" Cannot find device "ip_vti0" Cannot find device "gretap0" Cannot find device "gre0" Cannot find device "ip_vti0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "ip_vti0" Cannot find device "ip6_vti0" Cannot find device "gretap0" Cannot find device "ip6_vti0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "ip_vti0" Cannot find device "ip6tnl0" Cannot find device "ip_vti0" Cannot find device "gretap0" Cannot find device "ip6_vti0" Cannot find device "gretap0" Cannot find device "gretap0" Cannot find device "ip_vti0" Cannot find device "ip6_vti0" Cannot find device "ip_vti0" Cannot find device "ip6tnl0" Cannot find device "ip_vti0" Cannot find device "gretap0" Cannot find device "ip6_vti0" Cannot find device "gretap0" Cannot find device "ip_vti0" Cannot find device "ip6_vti0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "ip_vti0" Cannot find device "ip6tnl0" Cannot find device "ip_vti0" Cannot find device "ip6tnl0" Cannot find device "ip_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "ip_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6gre0" Cannot find device "ip_vti0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip_vti0" Cannot find device "ip6gre0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "ip_vti0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6gre0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6gre0" Cannot find device "ip6_vti0" Cannot find device "ip6gre0" Cannot find device "ip6tnl0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip6tnl0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6tnl0" Cannot find device "ip6gretap0" Cannot find device "ip6tnl0" Cannot find device "ip6gre0" Cannot find device "ip6tnl0" Cannot find device "ip6gre0" Cannot find device "ip6_vti0" Cannot find device "ip6_vti0" Cannot find device "ip6tnl0" Cannot find device "ip6gretap0" Cannot find device "ip6tnl0" Cannot find device "ip6tnl0" Cannot find device "ip6gre0" Cannot find device "ip6gre0" Cannot find device "ip6tnl0" Cannot find device "ip6tnl0" Cannot find device "ip6tnl0" Cannot find device "ip6gretap0" Cannot find device "ip6tnl0" Cannot find device "ip6tnl0" Cannot find device "ip6gre0" Cannot find device "ip6gre0" Cannot find device "ip6tnl0" Cannot find device "ip6gre0" Cannot find device "ip6tnl0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "ip6tnl0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "ip6tnl0" Cannot find device "ip6tnl0" Cannot find device "ip6gre0" Cannot find device "erspan0" Cannot find device "ip6gre0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "ip6gretap0" Cannot find device "ip6tnl0" Cannot find device "ip6tnl0" Cannot find device "ip6gre0" Cannot find device "ip6gre0" Cannot find device "erspan0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "ip6gre0" Cannot find device "ip6gre0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "ip6gre0" Cannot find device "ip6gre0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "ip6gretap0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "ip6gretap0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "ip6gre0" Cannot find device "bond0" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "ip6gre0" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "bond0" Cannot find device "ip6gretap0" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "ip6gretap0" Cannot find device "bond0" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "ip6gretap0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "bond0" Cannot find device "bond0" [ 27.189127] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "erspan0" Cannot find device "erspan0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "team0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "erspan0" [ 27.346268] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 27.354334] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 27.361787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 27.371306] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready Cannot find device "bond0" Cannot find device "team0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "erspan0" [ 27.435823] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready Cannot find device "bond0" Cannot find device "bond0" Cannot find device "team0" Cannot find device "bond0" Cannot find device "team0" [ 27.478690] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 27.488632] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 27.495359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 27.509534] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready Cannot find device "team0" Cannot find device "bond0" Cannot find device "bond0" Cannot find device "team0" [ 27.570081] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 27.582220] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 27.607498] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready Cannot find device "bond0" Cannot find device "team0" Cannot find device "team0" [ 27.615539] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready Cannot find device "team0" Cannot find device "bond0" Cannot find device "team0" [ 27.682800] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 27.689884] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 27.696547] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 27.708642] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 27.721792] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready Cannot find device "team0" Cannot find device "team0" Cannot find device "team0" [ 27.733526] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 27.746384] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 27.755965] 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" [ 27.801054] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 27.855916] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 27.870155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 27.876868] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 27.890431] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready Cannot find device "team0" Cannot find device "team0" Cannot find device "team0" Cannot find device "team0" Cannot find device "team0" [ 27.902863] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 27.910951] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready Cannot find device "team0" Cannot find device "team0" Cannot find device "team0" Cannot find device "team0" Cannot find device "team0" [ 28.006501] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 28.017856] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 28.024584] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready Cannot find device "team0" Cannot find device "team0" Cannot find device "team0" Cannot find device "team0" Cannot find device "team0" executing program executing program executing program [ 28.477974] protocol 0800 is buggy, dev sit0 [ 28.482544] ================================================================== [ 28.489914] BUG: KASAN: use-after-free in iptunnel_handle_offloads+0x462/0x520 [ 28.497266] Read of size 2 at addr ffff8801ced39742 by task syz-executor259/3809 [ 28.504786] [ 28.506410] CPU: 0 PID: 3809 Comm: syz-executor259 Not tainted 4.9.97-g1321d42 #13 [ 28.514112] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 executing program executing program [ 28.523459] ffff8801d97d72e0 ffffffff81eb0b69 ffffea00073b4e00 ffff8801ced39742 [ 28.531526] 0000000000000000 ffff8801ced39742 ffff8801cbc2fac8 ffff8801d97d7318 [ 28.539587] ffffffff8156540b ffff8801ced39742 0000000000000002 0000000000000000 [ 28.547654] Call Trace: [ 28.550237] [] dump_stack+0xc1/0x128 [ 28.555601] [] print_address_description+0x6c/0x234 [ 28.562259] [] kasan_report.cold.6+0x242/0x2fe [ 28.569165] [] ? iptunnel_handle_offloads+0x462/0x520 [ 28.576001] [] __asan_report_load2_noabort+0x14/0x20 [ 28.582749] [] iptunnel_handle_offloads+0x462/0x520 [ 28.589417] [] sit_tunnel_xmit+0x15b/0x2590 [ 28.595382] [] ? consume_skb+0xd3/0x340 [ 28.601003] [] ? check_preemption_disabled+0x3b/0x170 [ 28.607841] [] ? ipip_rcv+0x490/0x490 [ 28.613286] [] ? dev_queue_xmit_nit+0x5f3/0x820 [ 28.619606] [] ? run_filter+0x290/0x290 executing program [ 28.625228] [] ? __lock_is_held+0xa2/0xf0 [ 28.631021] [] dev_hard_start_xmit+0x197/0x8b0 [ 28.637249] [] __dev_queue_xmit+0x19a5/0x2080 [ 28.643396] [] ? __dev_queue_xmit+0x1e2/0x2080 [ 28.649630] [] ? netdev_pick_tx+0x2c0/0x2c0 [ 28.655600] [] ? __cap_capable+0x168/0x1c0 [ 28.661487] [] ? selinux_capable+0x36/0x40 [ 28.667368] [] ? security_capable+0x94/0xc0 [ 28.673334] [] dev_queue_xmit+0x17/0x20 executing program [ 28.678964] [] packet_sendmsg+0x1eff/0x4470 [ 28.684930] [] ? debug_check_no_locks_freed+0x210/0x210 [ 28.691947] [] ? packet_cached_dev_get+0x1f0/0x1f0 [ 28.698520] [] ? sock_has_perm+0x292/0x3e0 [ 28.704400] [] ? sock_has_perm+0x9f/0x3e0 [ 28.710194] [] ? selinux_file_send_sigiotask+0x310/0x310 [ 28.717292] [] ? selinux_socket_sendmsg+0x3f/0x50 [ 28.723780] [] ? security_socket_sendmsg+0x8f/0xc0 [ 28.730356] [] ? packet_cached_dev_get+0x1f0/0x1f0 [ 28.736931] [] sock_sendmsg+0xcc/0x110 [ 28.742466] [] ___sys_sendmsg+0x47a/0x840 [ 28.748261] [] ? get_page_from_freelist+0xcb6/0x1a00 [ 28.755015] [] ? copy_msghdr_from_user+0x560/0x560 [ 28.761592] [] ? debug_check_no_locks_freed+0x210/0x210 [ 28.768603] [] ? __activate_page+0x790/0x790 [ 28.774666] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 28.781589] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 28.788418] [] __sys_sendmmsg+0x161/0x3d0 [ 28.794192] [] ? SyS_sendmsg+0x50/0x50 [ 28.799704] [] ? handle_mm_fault+0x6a4/0x28e0 [ 28.805825] [] ? packet_bind+0x13f/0x190 [ 28.811507] [] ? vm_insert_mixed+0x200/0x200 [ 28.817536] [] ? up_read+0x1a/0x40 [ 28.822698] [] ? __do_page_fault+0x183/0xd50 [ 28.828732] [] SyS_sendmmsg+0x35/0x60 [ 28.834155] [] ? __sys_sendmmsg+0x3d0/0x3d0 [ 28.840101] [] do_syscall_64+0x1a6/0x490 [ 28.845784] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 28.852681] [ 28.854284] Allocated by task 3809: [ 28.857895] save_stack_trace+0x16/0x20 [ 28.861848] save_stack+0x43/0xd0 [ 28.865268] kasan_kmalloc+0xc7/0xe0 [ 28.868953] kasan_slab_alloc+0x12/0x20 [ 28.872899] __kmalloc_track_caller+0xdc/0x2b0 [ 28.877452] __kmalloc_reserve.isra.37+0x33/0xc0 [ 28.882183] __alloc_skb+0x11a/0x600 [ 28.885869] alloc_skb_with_frags+0xaf/0x520 [ 28.890252] sock_alloc_send_pskb+0x5a9/0x750 [ 28.894718] packet_sendmsg+0x1581/0x4470 [ 28.898841] sock_sendmsg+0xcc/0x110 [ 28.902526] ___sys_sendmsg+0x47a/0x840 [ 28.906476] __sys_sendmmsg+0x161/0x3d0 [ 28.910420] SyS_sendmmsg+0x35/0x60 [ 28.914021] do_syscall_64+0x1a6/0x490 [ 28.917882] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 28.922952] [ 28.924552] Freed by task 3809: [ 28.927806] save_stack_trace+0x16/0x20 [ 28.931749] save_stack+0x43/0xd0 [ 28.935172] kasan_slab_free+0x72/0xc0 [ 28.939043] kfree+0xfb/0x310 [ 28.942130] skb_free_head+0x8b/0xb0 [ 28.945819] skb_release_data+0x329/0x400 [ 28.949938] skb_release_all+0x4a/0x60 [ 28.953796] consume_skb+0xc6/0x340 [ 28.957397] packet_rcv+0xe2/0x11e0 [ 28.961015] dev_queue_xmit_nit+0x5d7/0x820 [ 28.965307] dev_hard_start_xmit+0xa6/0x8b0 [ 28.969608] __dev_queue_xmit+0x19a5/0x2080 [ 28.973908] dev_queue_xmit+0x17/0x20 [ 28.977683] packet_sendmsg+0x1eff/0x4470 [ 28.981812] sock_sendmsg+0xcc/0x110 [ 28.985500] ___sys_sendmsg+0x47a/0x840 [ 28.989450] __sys_sendmmsg+0x161/0x3d0 [ 28.993396] SyS_sendmmsg+0x35/0x60 [ 28.996994] do_syscall_64+0x1a6/0x490 [ 29.000856] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 29.005944] [ 29.007543] The buggy address belongs to the object at ffff8801ced39680 [ 29.007543] which belongs to the cache kmalloc-512 of size 512 [ 29.020169] The buggy address is located 194 bytes inside of [ 29.020169] 512-byte region [ffff8801ced39680, ffff8801ced39880) [ 29.032012] The buggy address belongs to the page: [ 29.036921] page:ffffea00073b4e00 count:1 mapcount:0 mapping: (null) index:0x0 compound_mapcount: 0 [ 29.047099] flags: 0x8000000000004080(slab|head) [ 29.051833] page dumped because: kasan: bad access detected [ 29.057514] [ 29.059114] Memory state around the buggy address: [ 29.064017] ffff8801ced39600: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 29.071346] ffff8801ced39680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 29.078678] >ffff8801ced39700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 29.086009] ^ [ 29.091433] ffff8801ced39780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 29.098766] ffff8801ced39800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 29.106093] ================================================================== [ 29.113425] Disabling lock debugging due to kernel taint [ 29.118890] Kernel panic - not syncing: panic_on_warn set ... [ 29.118890] [ 29.126246] CPU: 0 PID: 3809 Comm: syz-executor259 Tainted: G B 4.9.97-g1321d42 #13 [ 29.135143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.144473] ffff8801d97d7240 ffffffff81eb0b69 ffffffff843c4d05 00000000ffffffff [ 29.152454] 0000000000000000 0000000000000000 ffff8801cbc2fac8 ffff8801d97d7300 [ 29.160445] ffffffff8141f975 0000000041b58ab3 ffffffff843b8408 ffffffff8141f7b6 [ 29.168432] Call Trace: [ 29.170994] [] dump_stack+0xc1/0x128 [ 29.176332] [] panic+0x1bf/0x3bc [ 29.181322] [] ? add_taint.cold.6+0x16/0x16 [ 29.187264] [] kasan_end_report+0x47/0x4f [ 29.193036] [] kasan_report.cold.6+0x76/0x2fe [ 29.199158] [] ? iptunnel_handle_offloads+0x462/0x520 [ 29.205969] [] __asan_report_load2_noabort+0x14/0x20 [ 29.212696] [] iptunnel_handle_offloads+0x462/0x520 [ 29.219343] [] sit_tunnel_xmit+0x15b/0x2590 [ 29.225288] [] ? consume_skb+0xd3/0x340 [ 29.230889] [] ? check_preemption_disabled+0x3b/0x170 [ 29.237708] [] ? ipip_rcv+0x490/0x490 [ 29.243136] [] ? dev_queue_xmit_nit+0x5f3/0x820 [ 29.249429] [] ? run_filter+0x290/0x290 [ 29.255025] [] ? __lock_is_held+0xa2/0xf0 [ 29.260799] [] dev_hard_start_xmit+0x197/0x8b0 [ 29.267001] [] __dev_queue_xmit+0x19a5/0x2080 [ 29.273121] [] ? __dev_queue_xmit+0x1e2/0x2080 [ 29.279328] [] ? netdev_pick_tx+0x2c0/0x2c0 [ 29.285271] [] ? __cap_capable+0x168/0x1c0 [ 29.291133] [] ? selinux_capable+0x36/0x40 [ 29.296988] [] ? security_capable+0x94/0xc0 [ 29.302930] [] dev_queue_xmit+0x17/0x20 [ 29.308530] [] packet_sendmsg+0x1eff/0x4470 [ 29.314475] [] ? debug_check_no_locks_freed+0x210/0x210 [ 29.321461] [] ? packet_cached_dev_get+0x1f0/0x1f0 [ 29.328012] [] ? sock_has_perm+0x292/0x3e0 [ 29.333871] [] ? sock_has_perm+0x9f/0x3e0 [ 29.339639] [] ? selinux_file_send_sigiotask+0x310/0x310 [ 29.346723] [] ? selinux_socket_sendmsg+0x3f/0x50 [ 29.353190] [] ? security_socket_sendmsg+0x8f/0xc0 [ 29.359746] [] ? packet_cached_dev_get+0x1f0/0x1f0 [ 29.366299] [] sock_sendmsg+0xcc/0x110 [ 29.371812] [] ___sys_sendmsg+0x47a/0x840 [ 29.377584] [] ? get_page_from_freelist+0xcb6/0x1a00 [ 29.384312] [] ? copy_msghdr_from_user+0x560/0x560 [ 29.390867] [] ? debug_check_no_locks_freed+0x210/0x210 [ 29.397854] [] ? __activate_page+0x790/0x790 [ 29.403889] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 29.410788] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 29.417604] [] __sys_sendmmsg+0x161/0x3d0 [ 29.423374] [] ? SyS_sendmsg+0x50/0x50 [ 29.428894] [] ? handle_mm_fault+0x6a4/0x28e0 [ 29.435014] [] ? packet_bind+0x13f/0x190 [ 29.440697] [] ? vm_insert_mixed+0x200/0x200 [ 29.446725] [] ? up_read+0x1a/0x40 [ 29.451886] [] ? __do_page_fault+0x183/0xd50 [ 29.457921] [] SyS_sendmmsg+0x35/0x60 [ 29.463344] [] ? __sys_sendmmsg+0x3d0/0x3d0 [ 29.469292] [] do_syscall_64+0x1a6/0x490 [ 29.474975] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 29.482336] Dumping ftrace buffer: [ 29.485851] (ftrace buffer empty) [ 29.489535] Kernel Offset: disabled [ 29.493134] Rebooting in 86400 seconds..