[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 20.655663] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 24.120639] random: sshd: uninitialized urandom read (32 bytes read) [ 24.530765] random: sshd: uninitialized urandom read (32 bytes read) [ 25.304526] random: sshd: uninitialized urandom read (32 bytes read) [ 32.828407] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.33' (ECDSA) to the list of known hosts. [ 38.255590] random: sshd: uninitialized urandom read (32 bytes read) [ 38.360289] IPVS: ftp: loaded support on port[0] = 21 [ 38.362666] IPVS: ftp: loaded support on port[0] = 21 [ 38.368507] IPVS: ftp: loaded support on port[0] = 21 [ 38.373040] IPVS: ftp: loaded support on port[0] = 21 [ 38.379275] IPVS: ftp: loaded support on port[0] = 21 [ 38.385122] IPVS: ftp: loaded support on port[0] = 21 [ 38.389235] IPVS: ftp: loaded support on port[0] = 21 [ 38.394187] IPVS: ftp: loaded support on port[0] = 21 [ 38.921807] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.928309] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.940257] device bridge_slave_0 entered promiscuous mode [ 38.949274] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.955680] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.963075] device bridge_slave_0 entered promiscuous mode [ 38.974708] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.981099] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.989385] device bridge_slave_0 entered promiscuous mode [ 38.996143] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.002550] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.010275] device bridge_slave_0 entered promiscuous mode [ 39.023776] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.030146] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.037087] device bridge_slave_1 entered promiscuous mode [ 39.044820] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.051290] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.058684] device bridge_slave_1 entered promiscuous mode [ 39.065769] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.072149] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.079499] device bridge_slave_0 entered promiscuous mode [ 39.091373] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.097764] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.107376] device bridge_slave_0 entered promiscuous mode [ 39.115690] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.122067] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.129366] device bridge_slave_1 entered promiscuous mode [ 39.140705] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.147100] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.156683] device bridge_slave_1 entered promiscuous mode [ 39.164535] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.170933] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.177872] device bridge_slave_1 entered promiscuous mode [ 39.185258] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.191642] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.199853] device bridge_slave_1 entered promiscuous mode [ 39.206793] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.215174] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.222920] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.229307] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.239572] device bridge_slave_0 entered promiscuous mode [ 39.247261] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.255090] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.261456] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.268799] device bridge_slave_0 entered promiscuous mode [ 39.276361] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.284657] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.292083] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.301495] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.309348] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.317832] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.325242] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.331753] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.344716] device bridge_slave_1 entered promiscuous mode [ 39.351808] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.360108] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.385959] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.394387] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.400778] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.414790] device bridge_slave_1 entered promiscuous mode [ 39.421254] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.452216] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.459658] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 39.492315] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.512554] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 39.524889] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.534356] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.544678] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.563243] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.571915] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.596919] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.612552] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.621736] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.631619] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.640998] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.667119] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.675995] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.683138] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.693946] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.700821] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.720347] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.729123] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.737390] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.745943] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.754893] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 39.762961] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 39.769860] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.777501] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.786952] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.794901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.805123] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.814139] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.822499] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.831406] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.839400] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 39.846739] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.854484] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.865884] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 39.872826] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.887352] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.896962] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.908983] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.917452] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 39.924842] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.947722] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 39.955389] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 39.974818] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 39.981732] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 39.993275] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 40.000293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 40.020538] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.028901] team0: Port device team_slave_0 added [ 40.077958] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.088709] team0: Port device team_slave_0 added [ 40.094724] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.102261] team0: Port device team_slave_0 added [ 40.113567] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.122391] team0: Port device team_slave_0 added [ 40.132189] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.142185] team0: Port device team_slave_0 added [ 40.152734] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.161185] team0: Port device team_slave_1 added [ 40.176832] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.187178] team0: Port device team_slave_1 added [ 40.195859] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.205353] team0: Port device team_slave_1 added [ 40.211048] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.218624] team0: Port device team_slave_1 added [ 40.226367] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.237292] team0: Port device team_slave_0 added [ 40.246228] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.254179] team0: Port device team_slave_1 added [ 40.260731] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.268111] team0: Port device team_slave_0 added [ 40.275119] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.283499] team0: Port device team_slave_0 added [ 40.290989] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.302767] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.309922] team0: Port device team_slave_1 added [ 40.320213] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.327673] team0: Port device team_slave_1 added [ 40.337889] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.350508] team0: Port device team_slave_1 added [ 40.360460] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.373420] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.381167] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.388752] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.398096] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.405509] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.413433] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.422607] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.433233] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.446892] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.462255] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.478184] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.499604] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.507139] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.514841] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.522597] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.530104] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.537565] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.545083] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 40.555404] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.564899] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.573984] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.583346] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.591788] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.600594] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.614470] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.628157] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.635588] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.643379] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.651108] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.658791] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.666438] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.674282] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.681936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.689747] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.697484] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 40.706550] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.715173] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.722253] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.734183] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.742625] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.750403] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.762233] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.769428] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.780525] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.790714] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.798806] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.818686] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.833647] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.850470] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.859619] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.867673] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.875630] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.883420] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.891281] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.898957] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 40.906750] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 40.926684] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.937490] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 40.955666] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 40.975829] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.997230] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.023658] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes 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 [ 41.524505] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.531055] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.538065] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.544462] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.557517] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.568820] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.575210] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.581822] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.588188] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.595963] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.604685] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.611097] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.617804] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.624180] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.631969] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.646089] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.652475] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.659154] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.665510] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.682933] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.712384] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready RTNETLINK answers: No buffer space available [ 41.728582] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.744474] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.751610] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready RTNETLINK answers: No buffer space available [ 41.774627] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.781061] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.787738] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.794146] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.812794] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.820798] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.827197] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.833854] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.840232] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.848290] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.856458] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.862848] bridge0: port 2(bridge_slave_1) entered forwarding state RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported [ 41.869464] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.875811] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.883748] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.900779] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.907202] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.913899] bridge0: port 1(bridge_slave_0) entered blocking state RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 41.920291] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.931357] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available 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 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 RTNETLINK answers: Operation not supported [ 42.720252] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.732693] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.749103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.756822] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes 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 RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument [ 44.306674] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.334624] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.403595] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.414803] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.491682] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.507833] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.517230] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.547369] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.582192] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.598302] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.640695] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.705884] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.755329] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.762514] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.769233] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.777591] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.816923] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.826596] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.879386] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.885608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.893135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.903926] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.910461] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.919136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.929258] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.006286] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.012625] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.020579] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.046859] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.054332] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.066408] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.120767] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.127057] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.134609] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.147100] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.166359] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.175468] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.187490] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.236567] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.261181] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.287795] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.305992] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.312300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.323524] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.339599] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.388383] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.417803] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.530895] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.674723] FAULT_INJECTION: forcing a failure. [ 46.674723] name failslab, interval 1, probability 0, space 0, times 1 [ 46.686348] CPU: 1 PID: 4542 Comm: syz-executor940 Not tainted 4.17.0-rc6+ #66 [ 46.693720] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.703078] Call Trace: [ 46.705683] dump_stack+0x1b9/0x294 [ 46.709324] ? dump_stack_print_info.cold.2+0x52/0x52 [ 46.714526] ? find_held_lock+0x36/0x1c0 [ 46.718609] should_fail.cold.4+0xa/0x1a [ 46.722675] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 46.727784] ? kasan_check_read+0x11/0x20 [ 46.731940] ? rcu_is_watching+0x85/0x140 [ 46.736095] ? graph_lock+0x170/0x170 [ 46.739920] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 46.745121] ? find_held_lock+0x36/0x1c0 [ 46.748393] FAULT_INJECTION: forcing a failure. [ 46.748393] name failslab, interval 1, probability 0, space 0, times 1 [ 46.749243] ? __lock_is_held+0xb5/0x140 [ 46.749272] ? check_same_owner+0x320/0x320 [ 46.768799] ? rcu_note_context_switch+0x710/0x710 [ 46.773728] __should_failslab+0x124/0x180 [ 46.777966] should_failslab+0x9/0x14 [ 46.781765] kmem_cache_alloc_trace+0x2cb/0x780 [ 46.786430] ? __sys_sendmmsg+0x240/0x6f0 [ 46.790571] ? __x64_sys_sendmmsg+0x9d/0x100 [ 46.794976] ? do_syscall_64+0x1b1/0x800 [ 46.799034] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 46.804402] dccp_feat_entry_new+0x241/0x470 [ 46.808809] ? dccp_feat_nn_get+0x3a0/0x3a0 [ 46.813124] ? ip_fragment.constprop.49+0x240/0x240 [ 46.818134] ? kasan_check_read+0x11/0x20 [ 46.822278] ? rcu_is_watching+0x85/0x140 [ 46.826426] dccp_feat_push_confirm+0x33/0x250 [ 46.831010] dccp_feat_parse_options+0x18a2/0x1f80 [ 46.835945] ? dccp_feat_server_ccid_dependencies+0x2a0/0x2a0 [ 46.841827] ? kmem_cache_alloc_trace+0x616/0x780 [ 46.846666] ? graph_lock+0x170/0x170 [ 46.850476] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 46.856020] ? dccp_ackvec_parsed_add+0x256/0x310 [ 46.860863] ? dccp_ackvec_purge_records+0x1e0/0x1e0 [ 46.865964] ? find_held_lock+0x36/0x1c0 [ 46.870041] dccp_parse_options+0xb38/0x11f0 [ 46.874451] ? ccid2_hc_tx_packet_sent+0xb00/0xb00 [ 46.879387] dccp_rcv_established+0x44/0xb0 [ 46.883702] dccp_v4_do_rcv+0x153/0x180 [ 46.887671] __release_sock+0x12f/0x3a0 [ 46.891646] release_sock+0xa4/0x2b0 [ 46.895355] ? __release_sock+0x3a0/0x3a0 [ 46.899495] ? dccp_qpolicy_top+0x73/0x90 [ 46.903638] ? dccp_write_xmit+0x174/0x1f0 [ 46.907869] dccp_sendmsg+0x771/0x1020 [ 46.911756] ? dccp_getsockopt+0xf0/0xf0 [ 46.915811] ? rw_copy_check_uvector+0x2d3/0x3a0 [ 46.920567] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 46.926095] ? import_iovec+0x24b/0x420 [ 46.930239] ? dup_iter+0x270/0x270 [ 46.933863] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 46.939397] ? _copy_from_user+0xdf/0x150 [ 46.943546] inet_sendmsg+0x19f/0x690 [ 46.947343] ? copy_msghdr_from_user+0x3bc/0x560 [ 46.952100] ? ipip_gro_receive+0x100/0x100 [ 46.956419] ? move_addr_to_kernel.part.18+0x100/0x100 [ 46.961694] ? security_socket_sendmsg+0x94/0xc0 [ 46.966444] ? ipip_gro_receive+0x100/0x100 [ 46.970768] sock_sendmsg+0xd5/0x120 [ 46.974484] ___sys_sendmsg+0x525/0x940 [ 46.978456] ? check_same_owner+0x320/0x320 [ 46.982778] ? copy_msghdr_from_user+0x560/0x560 [ 46.987538] ? find_held_lock+0x36/0x1c0 [ 46.991602] ? lock_downgrade+0x8e0/0x8e0 [ 46.995746] ? save_stack+0xa9/0xd0 [ 46.999379] ? rcu_note_context_switch+0x710/0x710 [ 47.004303] ? check_same_owner+0x320/0x320 [ 47.008619] ? __might_sleep+0x95/0x190 [ 47.012592] __sys_sendmmsg+0x240/0x6f0 [ 47.016568] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 47.020885] ? __lock_is_held+0xb5/0x140 [ 47.024957] ? vfs_write+0x2a8/0x560 [ 47.028669] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 47.034202] ? ksys_write+0x1a6/0x250 [ 47.037997] ? __ia32_sys_read+0xb0/0xb0 [ 47.042058] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 47.046898] __x64_sys_sendmmsg+0x9d/0x100 [ 47.051129] do_syscall_64+0x1b1/0x800 [ 47.055019] ? syscall_return_slowpath+0x5c0/0x5c0 [ 47.059950] ? syscall_return_slowpath+0x30f/0x5c0 [ 47.064881] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 47.070244] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.075087] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.080269] RIP: 0033:0x441819 [ 47.083453] RSP: 002b:00007ffdb9a9df08 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 47.091153] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441819 [ 47.098419] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 47.105683] RBP: 00007ffdb9a9df20 R08: 0000000000000002 R09: 0000000000000000 [ 47.112945] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 47.120204] R13: 04000000000001e6 R14: 0000000000000006 R15: 0000000000000000 [ 47.127484] CPU: 0 PID: 4537 Comm: syz-executor940 Not tainted 4.17.0-rc6+ #66 [ 47.127656] dccp_parse_options: DCCP( (ptrval)): Option 32 (len=7) error=9 [ 47.134836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.134841] Call Trace: [ 47.134859] dump_stack+0x1b9/0x294 [ 47.134878] ? dump_stack_print_info.cold.2+0x52/0x52 [ 47.163191] ? debug_check_no_locks_freed+0x310/0x310 [ 47.168405] should_fail.cold.4+0xa/0x1a [ 47.172485] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 47.177617] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 47.178208] FAULT_INJECTION: forcing a failure. [ 47.178208] name failslab, interval 1, probability 0, space 0, times 0 [ 47.183160] ? __lock_acquire+0x7f5/0x5140 [ 47.183179] ? __lock_is_held+0xb5/0x140 [ 47.202609] ? debug_check_no_locks_freed+0x310/0x310 [ 47.207791] ? ip_fragment.constprop.49+0x240/0x240 [ 47.212800] ? kasan_check_read+0x11/0x20 [ 47.216942] ? rcu_is_watching+0x85/0x140 [ 47.221084] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 47.226268] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 47.231277] ? mod_timer+0x5eb/0x13b0 [ 47.235069] ? find_held_lock+0x36/0x1c0 [ 47.239126] __should_failslab+0x124/0x180 [ 47.243356] should_failslab+0x9/0x14 [ 47.247151] kmem_cache_alloc_trace+0x4b/0x780 [ 47.251723] ? graph_lock+0x170/0x170 [ 47.255522] dccp_ackvec_parsed_add+0xa1/0x310 [ 47.260101] ? dccp_ackvec_purge_records+0x1e0/0x1e0 [ 47.265199] ? find_held_lock+0x36/0x1c0 [ 47.269256] ccid2_hc_tx_parse_options+0x9a/0xb0 [ 47.274014] dccp_parse_options+0x658/0x11f0 [ 47.278424] ? ccid2_hc_tx_packet_sent+0xb00/0xb00 [ 47.283357] dccp_rcv_established+0x44/0xb0 [ 47.287679] dccp_v4_do_rcv+0x153/0x180 [ 47.291651] __release_sock+0x12f/0x3a0 [ 47.295626] release_sock+0xa4/0x2b0 [ 47.299335] ? __release_sock+0x3a0/0x3a0 [ 47.303475] ? dccp_qpolicy_top+0x73/0x90 [ 47.307617] ? dccp_write_xmit+0x174/0x1f0 [ 47.311849] dccp_sendmsg+0x771/0x1020 [ 47.315736] ? dccp_getsockopt+0xf0/0xf0 [ 47.319796] ? rw_copy_check_uvector+0x2d3/0x3a0 [ 47.324555] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 47.330087] ? import_iovec+0x24b/0x420 [ 47.334062] ? dup_iter+0x270/0x270 [ 47.337690] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 47.343221] ? _copy_from_user+0xdf/0x150 [ 47.347366] inet_sendmsg+0x19f/0x690 [ 47.351163] ? copy_msghdr_from_user+0x3bc/0x560 [ 47.355933] ? ipip_gro_receive+0x100/0x100 [ 47.360248] ? move_addr_to_kernel.part.18+0x100/0x100 [ 47.365522] ? security_socket_sendmsg+0x94/0xc0 [ 47.370273] ? ipip_gro_receive+0x100/0x100 [ 47.374591] sock_sendmsg+0xd5/0x120 [ 47.378301] ___sys_sendmsg+0x525/0x940 [ 47.382271] ? check_same_owner+0x320/0x320 [ 47.386593] ? copy_msghdr_from_user+0x560/0x560 [ 47.391356] ? find_held_lock+0x36/0x1c0 [ 47.395419] ? lock_downgrade+0x8e0/0x8e0 [ 47.399565] ? save_stack+0xa9/0xd0 [ 47.403197] ? rcu_note_context_switch+0x710/0x710 [ 47.408124] ? check_same_owner+0x320/0x320 [ 47.412440] ? __might_sleep+0x95/0x190 [ 47.416418] __sys_sendmmsg+0x240/0x6f0 [ 47.420392] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 47.424710] ? __lock_is_held+0xb5/0x140 [ 47.428779] ? vfs_write+0x2a8/0x560 [ 47.432495] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 47.438037] ? ksys_write+0x1a6/0x250 [ 47.441834] ? __ia32_sys_read+0xb0/0xb0 [ 47.445892] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 47.450739] __x64_sys_sendmmsg+0x9d/0x100 [ 47.454974] do_syscall_64+0x1b1/0x800 [ 47.458856] ? syscall_return_slowpath+0x5c0/0x5c0 [ 47.463783] ? syscall_return_slowpath+0x30f/0x5c0 [ 47.468709] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 47.474072] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.478920] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.484105] RIP: 0033:0x441819 [ 47.487284] RSP: 002b:00007ffdb9a9df08 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 47.494985] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441819 [ 47.502250] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 47.509510] RBP: 00007ffdb9a9df20 R08: 0000000000000002 R09: 0000000000000000 [ 47.516769] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 47.524031] R13: 04000000000001e6 R14: 0000000000000006 R15: 0000000000000000 [ 47.531312] CPU: 1 PID: 4544 Comm: syz-executor940 Not tainted 4.17.0-rc6+ #66 [ 47.531352] dccp_parse_options: DCCP( (ptrval)): Option 38 (len=1) error=5 [ 47.538668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.538673] Call Trace: [ 47.538694] dump_stack+0x1b9/0x294 [ 47.538713] ? dump_stack_print_info.cold.2+0x52/0x52 [ 47.567030] ? lock_downgrade+0x8e0/0x8e0 [ 47.571187] should_fail.cold.4+0xa/0x1a [ 47.575248] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 47.580362] ? __lock_acquire+0x7f5/0x5140 [ 47.584610] ? graph_lock+0x170/0x170 [ 47.588433] ? depot_save_stack+0x26b/0x450 [ 47.592775] ? find_held_lock+0x36/0x1c0 [ 47.596852] ? __lock_is_held+0xb5/0x140 [ 47.600933] ? check_same_owner+0x320/0x320 [ 47.605265] ? rcu_note_context_switch+0x710/0x710 [ 47.610200] ? rcu_is_watching+0x85/0x140 [ 47.614362] __should_failslab+0x124/0x180 [ 47.618623] should_failslab+0x9/0x14 [ 47.622438] kmem_cache_alloc_trace+0x2cb/0x780 [ 47.627116] ? is_bpf_text_address+0xd7/0x170 [ 47.631621] ? kernel_text_address+0x79/0xf0 [ 47.636039] ? __unwind_start+0x166/0x330 [ 47.640199] dccp_feat_entry_new+0x241/0x470 [ 47.644614] ? dccp_feat_nn_get+0x3a0/0x3a0 [ 47.648946] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 47.651986] FAULT_INJECTION: forcing a failure. [ 47.651986] name failslab, interval 1, probability 0, space 0, times 0 [ 47.654145] dccp_feat_push_change+0x42/0x230 [ 47.654161] dccp_feat_signal_nn_change+0x58c/0x6f0 [ 47.654181] ? dccp_rcv_established+0x7c/0xb0 [ 47.679293] ? dccp_v4_do_rcv+0x153/0x180 [ 47.683440] ? dccp_hdlr_ackvec+0x160/0x160 [ 47.687754] ? __x64_sys_sendmmsg+0x9d/0x100 [ 47.692156] ? do_syscall_64+0x1b1/0x800 [ 47.696212] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.701579] ? do_raw_spin_trylock+0x1b0/0x1b0 [ 47.706163] ? kasan_check_write+0x14/0x20 [ 47.710399] ? graph_lock+0x170/0x170 [ 47.714199] ccid2_change_l_ack_ratio+0xc9/0xf0 [ 47.718863] ccid2_hc_tx_packet_recv+0x1d47/0x275e [ 47.723789] ? __lock_is_held+0xb5/0x140 [ 47.727855] ? ccid2_hc_tx_rto_expire+0x680/0x680 [ 47.732697] ? dccp_ackvec_clear_state+0x255/0x970 [ 47.737623] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 47.743153] ? dccp_ackvec_add_new.constprop.3+0x2dc/0x590 [ 47.748778] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 47.754309] ? ccid2_hc_rx_packet_recv+0x121/0x1b0 [ 47.759236] ? ccid2_hc_tx_rto_expire+0x680/0x680 [ 47.764078] dccp_deliver_input_to_ccids+0x203/0x280 [ 47.769181] dccp_rcv_established+0x87/0xb0 [ 47.773499] dccp_v4_do_rcv+0x153/0x180 [ 47.777470] __release_sock+0x12f/0x3a0 [ 47.781443] release_sock+0xa4/0x2b0 [ 47.785154] ? __release_sock+0x3a0/0x3a0 [ 47.789298] ? dccp_qpolicy_top+0x73/0x90 [ 47.793439] ? dccp_write_xmit+0x174/0x1f0 [ 47.797668] dccp_sendmsg+0x771/0x1020 [ 47.801555] ? dccp_getsockopt+0xf0/0xf0 [ 47.805612] ? rw_copy_check_uvector+0x2d3/0x3a0 [ 47.810371] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 47.815904] ? import_iovec+0x24b/0x420 [ 47.819874] ? dup_iter+0x270/0x270 [ 47.823500] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 47.829033] ? _copy_from_user+0xdf/0x150 [ 47.833181] inet_sendmsg+0x19f/0x690 [ 47.836976] ? copy_msghdr_from_user+0x3bc/0x560 [ 47.841726] ? ipip_gro_receive+0x100/0x100 [ 47.846043] ? move_addr_to_kernel.part.18+0x100/0x100 [ 47.851321] ? security_socket_sendmsg+0x94/0xc0 [ 47.856071] ? ipip_gro_receive+0x100/0x100 [ 47.860394] sock_sendmsg+0xd5/0x120 [ 47.864109] ___sys_sendmsg+0x525/0x940 [ 47.868077] ? check_same_owner+0x320/0x320 [ 47.872402] ? copy_msghdr_from_user+0x560/0x560 [ 47.877163] ? find_held_lock+0x36/0x1c0 [ 47.881226] ? lock_downgrade+0x8e0/0x8e0 [ 47.885371] ? save_stack+0xa9/0xd0 [ 47.889006] ? rcu_note_context_switch+0x710/0x710 [ 47.893931] ? check_same_owner+0x320/0x320 [ 47.898247] ? __might_sleep+0x95/0x190 [ 47.902223] __sys_sendmmsg+0x240/0x6f0 [ 47.906198] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 47.910513] ? __lock_is_held+0xb5/0x140 [ 47.914581] ? vfs_write+0x2a8/0x560 [ 47.918297] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 47.923828] ? ksys_write+0x1a6/0x250 [ 47.927624] ? __ia32_sys_read+0xb0/0xb0 [ 47.931679] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 47.936518] __x64_sys_sendmmsg+0x9d/0x100 [ 47.940752] do_syscall_64+0x1b1/0x800 [ 47.944636] ? syscall_return_slowpath+0x5c0/0x5c0 [ 47.949559] ? syscall_return_slowpath+0x30f/0x5c0 [ 47.954486] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 47.959846] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.964684] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 47.969864] RIP: 0033:0x441819 [ 47.973040] RSP: 002b:00007ffdb9a9df08 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 47.980742] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441819 [ 47.988003] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 47.995261] RBP: 00007ffdb9a9df20 R08: 0000000000000002 R09: 0000000000000000 [ 48.002520] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 48.009779] R13: 04000000000001e6 R14: 0000000000000006 R15: 0000000000000000 [ 48.017058] CPU: 0 PID: 4543 Comm: syz-executor940 Not tainted 4.17.0-rc6+ #66 [ 48.024425] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.033777] Call Trace: [ 48.036377] dump_stack+0x1b9/0x294 [ 48.040010] ? dump_stack_print_info.cold.2+0x52/0x52 [ 48.045208] ? debug_check_no_locks_freed+0x310/0x310 [ 48.049381] FAULT_INJECTION: forcing a failure. [ 48.049381] name failslab, interval 1, probability 0, space 0, times 0 [ 48.050406] should_fail.cold.4+0xa/0x1a [ 48.050427] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 48.070721] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 48.076253] ? __lock_acquire+0x7f5/0x5140 [ 48.080480] ? __lock_is_held+0xb5/0x140 [ 48.084539] ? debug_check_no_locks_freed+0x310/0x310 [ 48.089720] ? ip_fragment.constprop.49+0x240/0x240 [ 48.094728] ? kasan_check_read+0x11/0x20 [ 48.098867] ? rcu_is_watching+0x85/0x140 [ 48.103007] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 48.108192] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 48.113197] ? mod_timer+0x5eb/0x13b0 [ 48.116996] ? find_held_lock+0x36/0x1c0 [ 48.121051] __should_failslab+0x124/0x180 [ 48.125280] should_failslab+0x9/0x14 [ 48.129069] kmem_cache_alloc_trace+0x4b/0x780 [ 48.133641] ? graph_lock+0x170/0x170 [ 48.137436] dccp_ackvec_parsed_add+0xa1/0x310 [ 48.142009] ? dccp_ackvec_purge_records+0x1e0/0x1e0 [ 48.147105] ? find_held_lock+0x36/0x1c0 [ 48.151160] ccid2_hc_tx_parse_options+0x9a/0xb0 [ 48.155911] dccp_parse_options+0x658/0x11f0 [ 48.160311] ? ccid2_hc_tx_packet_sent+0xb00/0xb00 [ 48.165239] dccp_rcv_established+0x44/0xb0 [ 48.169552] dccp_v4_do_rcv+0x153/0x180 [ 48.173519] __release_sock+0x12f/0x3a0 [ 48.177491] release_sock+0xa4/0x2b0 [ 48.181194] ? __release_sock+0x3a0/0x3a0 [ 48.185334] ? dccp_qpolicy_top+0x73/0x90 [ 48.189474] ? dccp_write_xmit+0x174/0x1f0 [ 48.193698] dccp_sendmsg+0x771/0x1020 [ 48.197580] ? dccp_getsockopt+0xf0/0xf0 [ 48.201632] ? rw_copy_check_uvector+0x2d3/0x3a0 [ 48.206384] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 48.211911] ? import_iovec+0x24b/0x420 [ 48.215884] ? dup_iter+0x270/0x270 [ 48.219503] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 48.225030] ? _copy_from_user+0xdf/0x150 [ 48.229171] inet_sendmsg+0x19f/0x690 [ 48.232962] ? copy_msghdr_from_user+0x3bc/0x560 [ 48.237708] ? ipip_gro_receive+0x100/0x100 [ 48.242020] ? move_addr_to_kernel.part.18+0x100/0x100 [ 48.247292] ? security_socket_sendmsg+0x94/0xc0 [ 48.252042] ? ipip_gro_receive+0x100/0x100 [ 48.256355] sock_sendmsg+0xd5/0x120 [ 48.260060] ___sys_sendmsg+0x525/0x940 [ 48.264029] ? check_same_owner+0x320/0x320 [ 48.268345] ? copy_msghdr_from_user+0x560/0x560 [ 48.273099] ? find_held_lock+0x36/0x1c0 [ 48.277159] ? lock_downgrade+0x8e0/0x8e0 [ 48.281300] ? save_stack+0xa9/0xd0 [ 48.284930] ? rcu_note_context_switch+0x710/0x710 [ 48.289853] ? check_same_owner+0x320/0x320 [ 48.294164] ? __might_sleep+0x95/0x190 [ 48.298133] __sys_sendmmsg+0x240/0x6f0 [ 48.302102] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 48.306413] ? __lock_is_held+0xb5/0x140 [ 48.310475] ? vfs_write+0x2a8/0x560 [ 48.314185] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 48.319710] ? ksys_write+0x1a6/0x250 [ 48.323505] ? __ia32_sys_read+0xb0/0xb0 [ 48.327557] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 48.332395] __x64_sys_sendmmsg+0x9d/0x100 [ 48.336624] do_syscall_64+0x1b1/0x800 [ 48.340504] ? syscall_return_slowpath+0x5c0/0x5c0 [ 48.345423] ? syscall_return_slowpath+0x30f/0x5c0 [ 48.350349] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 48.355706] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.360543] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.365718] RIP: 0033:0x441819 [ 48.368897] RSP: 002b:00007ffdb9a9df08 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 48.376597] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441819 [ 48.383869] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 48.391125] RBP: 00007ffdb9a9df20 R08: 0000000000000002 R09: 0000000000000000 [ 48.398391] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 48.405650] R13: 04000000000001e6 R14: 0000000000000006 R15: 0000000000000000 [ 48.412928] CPU: 1 PID: 4534 Comm: syz-executor940 Not tainted 4.17.0-rc6+ #66 [ 48.412969] dccp_parse_options: DCCP( (ptrval)): Option 38 (len=1) error=5 [ 48.420281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.420286] Call Trace: [ 48.420306] dump_stack+0x1b9/0x294 [ 48.420324] ? dump_stack_print_info.cold.2+0x52/0x52 [ 48.448644] ? print_usage_bug+0xc0/0xc0 [ 48.452725] should_fail.cold.4+0xa/0x1a [ 48.456801] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 48.461914] ? lock_downgrade+0x8e0/0x8e0 [ 48.463544] FAULT_INJECTION: forcing a failure. [ 48.463544] name failslab, interval 1, probability 0, space 0, times 0 [ 48.466065] ? graph_lock+0x170/0x170 [ 48.466076] ? mark_held_locks+0xc9/0x160 [ 48.466095] ? find_held_lock+0x36/0x1c0 [ 48.489225] ? check_same_owner+0x320/0x320 [ 48.493538] ? __lock_acquire+0x7f5/0x5140 [ 48.497767] ? rcu_note_context_switch+0x710/0x710 [ 48.502687] ? print_usage_bug+0xc0/0xc0 [ 48.506744] __should_failslab+0x124/0x180 [ 48.510974] should_failslab+0x9/0x14 [ 48.514771] kmem_cache_alloc_node+0x272/0x780 [ 48.519349] ? debug_check_no_locks_freed+0x310/0x310 [ 48.524527] ? lock_downgrade+0x8e0/0x8e0 [ 48.528673] __alloc_skb+0x111/0x780 [ 48.532383] ? skb_scrub_packet+0x580/0x580 [ 48.536700] ? debug_check_no_locks_freed+0x310/0x310 [ 48.541881] ? mod_timer+0x5eb/0x13b0 [ 48.545674] ? find_held_lock+0x36/0x1c0 [ 48.549742] alloc_skb_with_frags+0x137/0x760 [ 48.554229] ? rcu_is_watching+0x85/0x140 [ 48.558374] ? skb_complete_wifi_ack+0x1e0/0x1e0 [ 48.563126] ? debug_check_no_locks_freed+0x310/0x310 [ 48.568330] sock_alloc_send_pskb+0x87a/0xae0 [ 48.572829] ? sock_wmalloc+0x1e0/0x1e0 [ 48.576799] ? lock_downgrade+0x8e0/0x8e0 [ 48.580945] ? kasan_check_read+0x11/0x20 [ 48.585085] ? do_raw_spin_unlock+0x9e/0x2e0 [ 48.589486] ? __local_bh_enable_ip+0x161/0x230 [ 48.594147] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 48.599155] ? release_sock+0x1e2/0x2b0 [ 48.603121] ? trace_hardirqs_on+0xd/0x10 [ 48.607261] ? __local_bh_enable_ip+0x161/0x230 [ 48.611927] ? _raw_spin_unlock_bh+0x30/0x40 [ 48.616333] ? release_sock+0x1e2/0x2b0 [ 48.620301] ? __release_sock+0x3a0/0x3a0 [ 48.624449] sock_alloc_send_skb+0x32/0x40 [ 48.628677] dccp_sendmsg+0x2c2/0x1020 [ 48.632561] ? dccp_getsockopt+0xf0/0xf0 [ 48.636613] ? rw_copy_check_uvector+0x2d3/0x3a0 [ 48.641370] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 48.646897] ? import_iovec+0x24b/0x420 [ 48.650864] ? dup_iter+0x270/0x270 [ 48.654488] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 48.660018] ? _copy_from_user+0xdf/0x150 [ 48.664162] inet_sendmsg+0x19f/0x690 [ 48.667959] ? copy_msghdr_from_user+0x3bc/0x560 [ 48.672710] ? ipip_gro_receive+0x100/0x100 [ 48.677027] ? move_addr_to_kernel.part.18+0x100/0x100 [ 48.682299] ? security_socket_sendmsg+0x94/0xc0 [ 48.687049] ? ipip_gro_receive+0x100/0x100 [ 48.691367] sock_sendmsg+0xd5/0x120 [ 48.695077] ___sys_sendmsg+0x525/0x940 [ 48.699042] ? check_same_owner+0x320/0x320 [ 48.703360] ? copy_msghdr_from_user+0x560/0x560 [ 48.708124] ? find_held_lock+0x36/0x1c0 [ 48.712182] ? lock_downgrade+0x8e0/0x8e0 [ 48.716324] ? save_stack+0xa9/0xd0 [ 48.719953] ? rcu_note_context_switch+0x710/0x710 [ 48.724878] ? check_same_owner+0x320/0x320 [ 48.729190] ? __might_sleep+0x95/0x190 [ 48.733162] __sys_sendmmsg+0x240/0x6f0 [ 48.737136] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 48.741452] ? __lock_is_held+0xb5/0x140 [ 48.745515] ? vfs_write+0x2a8/0x560 [ 48.749224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 48.754750] ? ksys_write+0x1a6/0x250 [ 48.758542] ? __ia32_sys_read+0xb0/0xb0 [ 48.762599] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 48.767435] __x64_sys_sendmmsg+0x9d/0x100 [ 48.771663] do_syscall_64+0x1b1/0x800 [ 48.775542] ? syscall_return_slowpath+0x5c0/0x5c0 [ 48.780462] ? syscall_return_slowpath+0x30f/0x5c0 [ 48.785389] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 48.790746] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.795585] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 48.800765] RIP: 0033:0x441819 [ 48.803943] RSP: 002b:00007ffdb9a9df08 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 48.811644] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441819 [ 48.818901] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 48.826158] RBP: 00007ffdb9a9df20 R08: 0000000000000002 R09: 0000000000000000 [ 48.833418] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 48.840676] R13: 04000000000001e6 R14: 0000000000000006 R15: 0000000000000000 [ 48.847952] CPU: 0 PID: 4546 Comm: syz-executor940 Not tainted 4.17.0-rc6+ #66 [ 48.855319] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.864677] Call Trace: [ 48.867275] dump_stack+0x1b9/0x294 [ 48.870911] ? dump_stack_print_info.cold.2+0x52/0x52 [ 48.876112] ? debug_check_no_locks_freed+0x310/0x310 [ 48.881314] should_fail.cold.4+0xa/0x1a [ 48.885393] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 48.890510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 48.896059] ? __lock_acquire+0x7f5/0x5140 [ 48.900310] ? __lock_is_held+0xb5/0x140 [ 48.904395] ? debug_check_no_locks_freed+0x310/0x310 [ 48.905906] FAULT_INJECTION: forcing a failure. [ 48.905906] name failslab, interval 1, probability 0, space 0, times 0 [ 48.909588] ? ip_fragment.constprop.49+0x240/0x240 [ 48.909612] ? kasan_check_read+0x11/0x20 [ 48.929899] ? rcu_is_watching+0x85/0x140 [ 48.934042] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 48.939227] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 48.944234] ? mod_timer+0x5eb/0x13b0 [ 48.948025] ? find_held_lock+0x36/0x1c0 [ 48.952083] __should_failslab+0x124/0x180 [ 48.956310] should_failslab+0x9/0x14 [ 48.960101] kmem_cache_alloc_trace+0x4b/0x780 [ 48.964674] ? graph_lock+0x170/0x170 [ 48.968473] dccp_ackvec_parsed_add+0xa1/0x310 [ 48.973045] ? dccp_ackvec_purge_records+0x1e0/0x1e0 [ 48.978138] ? find_held_lock+0x36/0x1c0 [ 48.982195] ccid2_hc_tx_parse_options+0x9a/0xb0 [ 48.986948] dccp_parse_options+0x658/0x11f0 [ 48.991347] ? ccid2_hc_tx_packet_sent+0xb00/0xb00 [ 48.996276] dccp_rcv_established+0x44/0xb0 [ 49.000594] dccp_v4_do_rcv+0x153/0x180 [ 49.004565] __release_sock+0x12f/0x3a0 [ 49.008540] release_sock+0xa4/0x2b0 [ 49.012249] ? __release_sock+0x3a0/0x3a0 [ 49.016386] ? dccp_qpolicy_top+0x73/0x90 [ 49.020525] ? dccp_write_xmit+0x174/0x1f0 [ 49.024755] dccp_sendmsg+0x771/0x1020 [ 49.028641] ? dccp_getsockopt+0xf0/0xf0 [ 49.032693] ? rw_copy_check_uvector+0x2d3/0x3a0 [ 49.037448] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 49.042975] ? import_iovec+0x24b/0x420 [ 49.046942] ? dup_iter+0x270/0x270 [ 49.050561] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 49.056089] ? _copy_from_user+0xdf/0x150 [ 49.060230] inet_sendmsg+0x19f/0x690 [ 49.064022] ? copy_msghdr_from_user+0x3bc/0x560 [ 49.068772] ? ipip_gro_receive+0x100/0x100 [ 49.073088] ? move_addr_to_kernel.part.18+0x100/0x100 [ 49.078360] ? security_socket_sendmsg+0x94/0xc0 [ 49.083105] ? ipip_gro_receive+0x100/0x100 [ 49.087419] sock_sendmsg+0xd5/0x120 [ 49.091126] ___sys_sendmsg+0x525/0x940 [ 49.095091] ? check_same_owner+0x320/0x320 [ 49.099408] ? copy_msghdr_from_user+0x560/0x560 [ 49.104164] ? find_held_lock+0x36/0x1c0 [ 49.108226] ? lock_downgrade+0x8e0/0x8e0 [ 49.112367] ? save_stack+0xa9/0xd0 [ 49.115995] ? rcu_note_context_switch+0x710/0x710 [ 49.120921] ? check_same_owner+0x320/0x320 [ 49.125235] ? __might_sleep+0x95/0x190 [ 49.129203] __sys_sendmmsg+0x240/0x6f0 [ 49.133172] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 49.137483] ? __lock_is_held+0xb5/0x140 [ 49.141555] ? vfs_write+0x2a8/0x560 [ 49.145268] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 49.150809] ? ksys_write+0x1a6/0x250 [ 49.154603] ? __ia32_sys_read+0xb0/0xb0 [ 49.158660] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 49.163500] __x64_sys_sendmmsg+0x9d/0x100 [ 49.167738] do_syscall_64+0x1b1/0x800 [ 49.171616] ? syscall_return_slowpath+0x5c0/0x5c0 [ 49.176539] ? syscall_return_slowpath+0x30f/0x5c0 [ 49.181462] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 49.186823] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 49.191661] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.196840] RIP: 0033:0x441819 [ 49.200016] RSP: 002b:00007ffdb9a9df08 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 49.207715] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441819 [ 49.214976] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 49.222231] RBP: 00007ffdb9a9df20 R08: 0000000000000002 R09: 0000000000000000 [ 49.229487] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 49.236744] R13: 04000000000001e6 R14: 0000000000000006 R15: 0000000000000000 [ 49.244032] CPU: 1 PID: 4541 Comm: syz-executor940 Not tainted 4.17.0-rc6+ #66 [ 49.244066] dccp_parse_options: DCCP( (ptrval)): Option 38 (len=1) error=5 [ 49.251389] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.251393] Call Trace: [ 49.251412] dump_stack+0x1b9/0x294 [ 49.251430] ? dump_stack_print_info.cold.2+0x52/0x52 [ 49.267778] ================================================================== [ 49.268363] ? debug_check_no_locks_freed+0x310/0x310 [ 49.268384] should_fail.cold.4+0xa/0x1a [ 49.270997] BUG: KASAN: use-after-free in ccid2_hc_tx_packet_recv+0x2383/0x275e [ 49.274597] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 49.279754] Read of size 1 at addr ffff8801ba4911c2 by task syz-executor940/4542 [ 49.279760] [ 49.287108] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 49.323430] ? __lock_acquire+0x7f5/0x5140 [ 49.327652] ? __lock_is_held+0xb5/0x140 [ 49.331713] ? debug_check_no_locks_freed+0x310/0x310 [ 49.336891] ? ip_fragment.constprop.49+0x240/0x240 [ 49.341985] ? kasan_check_read+0x11/0x20 [ 49.346120] ? rcu_is_watching+0x85/0x140 [ 49.350259] ? rcu_bh_force_quiescent_state+0x20/0x20 [ 49.355448] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 49.360450] ? mod_timer+0x5eb/0x13b0 [ 49.364236] ? find_held_lock+0x36/0x1c0 [ 49.368293] __should_failslab+0x124/0x180 [ 49.372517] should_failslab+0x9/0x14 [ 49.376317] kmem_cache_alloc_trace+0x4b/0x780 [ 49.380895] ? graph_lock+0x170/0x170 [ 49.384690] dccp_ackvec_parsed_add+0xa1/0x310 [ 49.389262] ? dccp_ackvec_purge_records+0x1e0/0x1e0 [ 49.394352] ? find_held_lock+0x36/0x1c0 [ 49.398404] ccid2_hc_tx_parse_options+0x9a/0xb0 [ 49.403174] dccp_parse_options+0x658/0x11f0 [ 49.407577] ? ccid2_hc_tx_packet_sent+0xb00/0xb00 [ 49.412503] dccp_rcv_established+0x44/0xb0 [ 49.416822] dccp_v4_do_rcv+0x153/0x180 [ 49.420789] __release_sock+0x12f/0x3a0 [ 49.424761] release_sock+0xa4/0x2b0 [ 49.428466] ? __release_sock+0x3a0/0x3a0 [ 49.432601] ? dccp_qpolicy_top+0x73/0x90 [ 49.436741] ? dccp_write_xmit+0x174/0x1f0 [ 49.440974] dccp_sendmsg+0x771/0x1020 [ 49.444864] ? dccp_getsockopt+0xf0/0xf0 [ 49.448912] ? rw_copy_check_uvector+0x2d3/0x3a0 [ 49.453661] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 49.459183] ? import_iovec+0x24b/0x420 [ 49.463147] ? dup_iter+0x270/0x270 [ 49.466766] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 49.472291] ? _copy_from_user+0xdf/0x150 [ 49.476429] inet_sendmsg+0x19f/0x690 [ 49.480305] ? copy_msghdr_from_user+0x3bc/0x560 [ 49.485059] ? ipip_gro_receive+0x100/0x100 [ 49.489369] ? move_addr_to_kernel.part.18+0x100/0x100 [ 49.494638] ? security_socket_sendmsg+0x94/0xc0 [ 49.499383] ? ipip_gro_receive+0x100/0x100 [ 49.503694] sock_sendmsg+0xd5/0x120 [ 49.507401] ___sys_sendmsg+0x525/0x940 [ 49.511364] ? check_same_owner+0x320/0x320 [ 49.515681] ? copy_msghdr_from_user+0x560/0x560 [ 49.520434] ? find_held_lock+0x36/0x1c0 [ 49.524491] ? lock_downgrade+0x8e0/0x8e0 [ 49.528624] ? save_stack+0xa9/0xd0 [ 49.532251] ? rcu_note_context_switch+0x710/0x710 [ 49.537171] ? check_same_owner+0x320/0x320 [ 49.541480] ? __might_sleep+0x95/0x190 [ 49.545452] __sys_sendmmsg+0x240/0x6f0 [ 49.549417] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 49.553730] ? __lock_is_held+0xb5/0x140 [ 49.557789] ? vfs_write+0x2a8/0x560 [ 49.561496] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 49.567028] ? ksys_write+0x1a6/0x250 [ 49.570817] ? __ia32_sys_read+0xb0/0xb0 [ 49.574873] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 49.579708] __x64_sys_sendmmsg+0x9d/0x100 [ 49.583936] do_syscall_64+0x1b1/0x800 [ 49.587820] ? syscall_return_slowpath+0x5c0/0x5c0 [ 49.592740] ? syscall_return_slowpath+0x30f/0x5c0 [ 49.597659] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 49.603015] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 49.607853] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.613026] RIP: 0033:0x441819 [ 49.616201] RSP: 002b:00007ffdb9a9df08 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 49.623899] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441819 [ 49.631232] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 49.638497] RBP: 00007ffdb9a9df20 R08: 0000000000000002 R09: 0000000000000000 [ 49.645751] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 49.653012] R13: 04000000000001e6 R14: 0000000000000006 R15: 0000000000000000 [ 49.660293] CPU: 0 PID: 4542 Comm: syz-executor940 Not tainted 4.17.0-rc6+ #66 [ 49.661220] dccp_parse_options: DCCP( (ptrval)): Option 38 (len=1) error=5 [ 49.667647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.667652] Call Trace: [ 49.667673] dump_stack+0x1b9/0x294 [ 49.667692] ? dump_stack_print_info.cold.2+0x52/0x52 [ 49.695994] ? printk+0x9e/0xba [ 49.699277] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 49.704024] ? kasan_check_write+0x14/0x20 [ 49.708244] print_address_description+0x6c/0x20b [ 49.713070] ? ccid2_hc_tx_packet_recv+0x2383/0x275e [ 49.718151] kasan_report.cold.7+0x242/0x2fe [ 49.722550] __asan_report_load1_noabort+0x14/0x20 [ 49.727455] ccid2_hc_tx_packet_recv+0x2383/0x275e [ 49.732372] ? __lock_is_held+0xb5/0x140 [ 49.736432] ? dccp_ackvec_clear_state+0x4cb/0x970 [ 49.741342] ? ccid2_hc_tx_rto_expire+0x680/0x680 [ 49.746166] ? dccp_ackvec_clear_state+0x255/0x970 [ 49.751076] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 49.756600] ? dccp_ackvec_add_new.constprop.3+0x2dc/0x590 [ 49.762210] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 49.767739] ? ccid2_hc_rx_packet_recv+0x121/0x1b0 [ 49.772653] ? ccid2_hc_tx_rto_expire+0x680/0x680 [ 49.777476] dccp_deliver_input_to_ccids+0x203/0x280 [ 49.782558] dccp_rcv_established+0x87/0xb0 [ 49.786864] dccp_v4_do_rcv+0x153/0x180 [ 49.790818] __release_sock+0x12f/0x3a0 [ 49.794776] release_sock+0xa4/0x2b0 [ 49.798470] ? __release_sock+0x3a0/0x3a0 [ 49.802596] ? dccp_qpolicy_top+0x73/0x90 [ 49.806725] ? dccp_write_xmit+0x174/0x1f0 [ 49.810938] dccp_sendmsg+0x771/0x1020 [ 49.814805] ? dccp_getsockopt+0xf0/0xf0 [ 49.818843] ? rw_copy_check_uvector+0x2d3/0x3a0 [ 49.823581] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 49.829097] ? import_iovec+0x24b/0x420 [ 49.833049] ? dup_iter+0x270/0x270 [ 49.836658] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 49.842183] ? _copy_from_user+0xdf/0x150 [ 49.846313] inet_sendmsg+0x19f/0x690 [ 49.850094] ? copy_msghdr_from_user+0x3bc/0x560 [ 49.854829] ? ipip_gro_receive+0x100/0x100 [ 49.859130] ? move_addr_to_kernel.part.18+0x100/0x100 [ 49.864480] ? security_socket_sendmsg+0x94/0xc0 [ 49.869316] ? ipip_gro_receive+0x100/0x100 [ 49.873619] sock_sendmsg+0xd5/0x120 [ 49.877316] ___sys_sendmsg+0x525/0x940 [ 49.881271] ? check_same_owner+0x320/0x320 [ 49.885576] ? copy_msghdr_from_user+0x560/0x560 [ 49.890315] ? find_held_lock+0x36/0x1c0 [ 49.894357] ? lock_downgrade+0x8e0/0x8e0 [ 49.898482] ? save_stack+0xa9/0xd0 [ 49.902093] ? rcu_note_context_switch+0x710/0x710 [ 49.907011] ? check_same_owner+0x320/0x320 [ 49.911319] ? __might_sleep+0x95/0x190 [ 49.915275] __sys_sendmmsg+0x240/0x6f0 [ 49.919231] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 49.923533] ? __lock_is_held+0xb5/0x140 [ 49.927584] ? vfs_write+0x2a8/0x560 [ 49.931286] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 49.936803] ? ksys_write+0x1a6/0x250 [ 49.940583] ? __ia32_sys_read+0xb0/0xb0 [ 49.944625] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 49.949448] __x64_sys_sendmmsg+0x9d/0x100 [ 49.953662] do_syscall_64+0x1b1/0x800 [ 49.957529] ? syscall_return_slowpath+0x5c0/0x5c0 [ 49.962435] ? syscall_return_slowpath+0x30f/0x5c0 [ 49.967347] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 49.972691] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 49.977515] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 49.982683] RIP: 0033:0x441819 [ 49.985852] RSP: 002b:00007ffdb9a9df08 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 49.993537] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441819 [ 50.000782] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 50.008032] RBP: 00007ffdb9a9df20 R08: 0000000000000002 R09: 0000000000000000 [ 50.015287] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 50.022534] R13: 04000000000001e6 R14: 0000000000000006 R15: 0000000000000000 [ 50.029785] [ 50.031390] Allocated by task 4542: [ 50.034998] save_stack+0x43/0xd0 [ 50.038435] kasan_kmalloc+0xc4/0xe0 [ 50.042124] __kmalloc_node_track_caller+0x47/0x70 [ 50.047037] __kmalloc_reserve.isra.38+0x3a/0xe0 [ 50.051771] __alloc_skb+0x14d/0x780 [ 50.055466] dccp_send_ack+0xd2/0x340 [ 50.059242] ccid2_hc_rx_packet_recv+0x139/0x1b0 [ 50.063973] dccp_deliver_input_to_ccids+0xf0/0x280 [ 50.068964] dccp_rcv_established+0x87/0xb0 [ 50.073261] dccp_v4_do_rcv+0x153/0x180 [ 50.077210] __sk_receive_skb+0x3a2/0xd60 [ 50.081336] dccp_v4_rcv+0x10e5/0x1f3f [ 50.085205] ip_local_deliver_finish+0x2e3/0xd80 [ 50.089936] ip_local_deliver+0x1e1/0x720 [ 50.094059] ip_rcv_finish+0x81b/0x2200 [ 50.098013] ip_rcv+0xb70/0x143d [ 50.101364] __netif_receive_skb_core+0x26f5/0x3630 [ 50.106355] __netif_receive_skb+0x2c/0x1e0 [ 50.110653] process_backlog+0x219/0x760 [ 50.114691] net_rx_action+0x7b7/0x1930 [ 50.118647] __do_softirq+0x2e0/0xaf5 [ 50.123031] [ 50.124649] Freed by task 4542: [ 50.127906] save_stack+0x43/0xd0 [ 50.131334] __kasan_slab_free+0x11a/0x170 [ 50.135545] kasan_slab_free+0xe/0x10 [ 50.139320] kfree+0xd9/0x260 [ 50.142409] skb_free_head+0x99/0xc0 [ 50.146099] skb_release_data+0x690/0x860 [ 50.150224] skb_release_all+0x4a/0x60 [ 50.154090] kfree_skb+0x195/0x560 [ 50.157607] dccp_v4_do_rcv+0x12b/0x180 [ 50.161559] __release_sock+0x12f/0x3a0 [ 50.165508] release_sock+0xa4/0x2b0 [ 50.169196] dccp_sendmsg+0x771/0x1020 [ 50.173062] inet_sendmsg+0x19f/0x690 [ 50.176842] sock_sendmsg+0xd5/0x120 [ 50.180530] ___sys_sendmsg+0x525/0x940 [ 50.184479] __sys_sendmmsg+0x240/0x6f0 [ 50.188428] __x64_sys_sendmmsg+0x9d/0x100 [ 50.192639] do_syscall_64+0x1b1/0x800 [ 50.196503] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.201663] [ 50.203269] The buggy address belongs to the object at ffff8801ba490d40 [ 50.203269] which belongs to the cache kmalloc-2048 of size 2048 [ 50.216078] The buggy address is located 1154 bytes inside of [ 50.216078] 2048-byte region [ffff8801ba490d40, ffff8801ba491540) [ 50.228098] The buggy address belongs to the page: [ 50.233004] page:ffffea0006e92400 count:1 mapcount:0 mapping:ffff8801ba4904c0 index:0x0 compound_mapcount: 0 [ 50.242958] flags: 0x2fffc0000008100(slab|head) [ 50.247612] raw: 02fffc0000008100 ffff8801ba4904c0 0000000000000000 0000000100000003 [ 50.255472] raw: ffffea0006ed9a20 ffffea0006fa5fa0 ffff8801da800c40 0000000000000000 [ 50.263331] page dumped because: kasan: bad access detected [ 50.269022] [ 50.270630] Memory state around the buggy address: [ 50.275537] ffff8801ba491080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 50.282870] ffff8801ba491100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 50.290206] >ffff8801ba491180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 50.297538] ^ [ 50.302963] ffff8801ba491200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 50.310299] ffff8801ba491280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 50.317631] ================================================================== [ 50.324964] Disabling lock debugging due to kernel taint [ 50.331965] Kernel panic - not syncing: panic_on_warn set ... [ 50.331965] [ 50.339352] CPU: 0 PID: 4542 Comm: syz-executor940 Tainted: G B 4.17.0-rc6+ #66 [ 50.348097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.356098] FAULT_INJECTION: forcing a failure. [ 50.356098] name failslab, interval 1, probability 0, space 0, times 0 [ 50.357441] Call Trace: [ 50.357460] dump_stack+0x1b9/0x294 [ 50.357481] ? dump_stack_print_info.cold.2+0x52/0x52 [ 50.379973] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 50.384716] ? ccid2_hc_tx_packet_recv+0x2340/0x275e [ 50.389807] panic+0x22f/0x4de [ 50.392983] ? add_taint.cold.5+0x16/0x16 [ 50.397129] ? do_raw_spin_unlock+0x9e/0x2e0 [ 50.401526] ? do_raw_spin_unlock+0x9e/0x2e0 [ 50.405921] ? ccid2_hc_tx_packet_recv+0x2383/0x275e [ 50.411012] kasan_end_report+0x47/0x4f [ 50.414969] kasan_report.cold.7+0x76/0x2fe [ 50.419277] __asan_report_load1_noabort+0x14/0x20 [ 50.424203] ccid2_hc_tx_packet_recv+0x2383/0x275e [ 50.429134] ? __lock_is_held+0xb5/0x140 [ 50.433181] ? dccp_ackvec_clear_state+0x4cb/0x970 [ 50.438096] ? ccid2_hc_tx_rto_expire+0x680/0x680 [ 50.442923] ? dccp_ackvec_clear_state+0x255/0x970 [ 50.447843] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 50.453368] ? dccp_ackvec_add_new.constprop.3+0x2dc/0x590 [ 50.458985] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 50.464505] ? ccid2_hc_rx_packet_recv+0x121/0x1b0 [ 50.469420] ? ccid2_hc_tx_rto_expire+0x680/0x680 [ 50.474249] dccp_deliver_input_to_ccids+0x203/0x280 [ 50.479338] dccp_rcv_established+0x87/0xb0 [ 50.483650] dccp_v4_do_rcv+0x153/0x180 [ 50.487615] __release_sock+0x12f/0x3a0 [ 50.491577] release_sock+0xa4/0x2b0 [ 50.495275] ? __release_sock+0x3a0/0x3a0 [ 50.499409] ? dccp_qpolicy_top+0x73/0x90 [ 50.503542] ? dccp_write_xmit+0x174/0x1f0 [ 50.507761] dccp_sendmsg+0x771/0x1020 [ 50.511636] ? dccp_getsockopt+0xf0/0xf0 [ 50.515688] ? rw_copy_check_uvector+0x2d3/0x3a0 [ 50.520436] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 50.525965] ? import_iovec+0x24b/0x420 [ 50.529924] ? dup_iter+0x270/0x270 [ 50.533541] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 50.539063] ? _copy_from_user+0xdf/0x150 [ 50.543203] inet_sendmsg+0x19f/0x690 [ 50.546990] ? copy_msghdr_from_user+0x3bc/0x560 [ 50.551732] ? ipip_gro_receive+0x100/0x100 [ 50.556042] ? move_addr_to_kernel.part.18+0x100/0x100 [ 50.561305] ? security_socket_sendmsg+0x94/0xc0 [ 50.566706] ? ipip_gro_receive+0x100/0x100 [ 50.571019] sock_sendmsg+0xd5/0x120 [ 50.574722] ___sys_sendmsg+0x525/0x940 [ 50.578684] ? check_same_owner+0x320/0x320 [ 50.582991] ? copy_msghdr_from_user+0x560/0x560 [ 50.587736] ? find_held_lock+0x36/0x1c0 [ 50.591785] ? lock_downgrade+0x8e0/0x8e0 [ 50.595922] ? save_stack+0xa9/0xd0 [ 50.599539] ? rcu_note_context_switch+0x710/0x710 [ 50.604452] ? check_same_owner+0x320/0x320 [ 50.608759] ? __might_sleep+0x95/0x190 [ 50.612721] __sys_sendmmsg+0x240/0x6f0 [ 50.616684] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 50.620998] ? __lock_is_held+0xb5/0x140 [ 50.625051] ? vfs_write+0x2a8/0x560 [ 50.628754] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 50.634276] ? ksys_write+0x1a6/0x250 [ 50.638064] ? __ia32_sys_read+0xb0/0xb0 [ 50.642111] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 50.646941] __x64_sys_sendmmsg+0x9d/0x100 [ 50.651161] do_syscall_64+0x1b1/0x800 [ 50.655035] ? syscall_return_slowpath+0x5c0/0x5c0 [ 50.659959] ? syscall_return_slowpath+0x30f/0x5c0 [ 50.664879] ? entry_SYSCALL_64_after_hwframe+0x59/0xbe [ 50.670231] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.675062] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 50.680232] RIP: 0033:0x441819 [ 50.683404] RSP: 002b:00007ffdb9a9df08 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 50.691095] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441819 [ 50.698348] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 50.705599] RBP: 00007ffdb9a9df20 R08: 0000000000000002 R09: 0000000000000000 [ 50.712860] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 50.720114] R13: 04000000000001e6 R14: 0000000000000006 R15: 0000000000000000 [ 50.727380] CPU: 1 PID: 4545 Comm: syz-executor940 Tainted: G B 4.17.0-rc6+ #66 [ 50.736118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.745446] Call Trace: [ 50.748017] dump_stack+0x1b9/0x294 [ 50.751627] ? dump_stack_print_info.cold.2+0x52/0x52 [ 50.756799] ? debug_check_no_locks_freed+0x310/0x310 [ 50.761974] should_fail.cold.4+0xa/0x1a [ 50.766016] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 50.771103] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 50.776622] ? save_stack+0x43/0xd0 [ 50.780232] ? kasan_kmalloc+0xc4/0xe0 [ 50.784100] ? kasan_slab_alloc+0x12/0x20 [ 50.788228] ? kmem_cache_alloc+0x12e/0x760 [ 50.792530] ? dccp_ackvec_update_records+0x7c/0x4f0 [ 50.797614] ? dccp_insert_options+0x7b5/0xca0 [ 50.802179] ? debug_check_no_locks_freed+0x310/0x310 [ 50.807351] ? ip_fragment.constprop.49+0x240/0x240 [ 50.812349] ? ip_vs_remote_request4+0xc0/0xc0 [ 50.816914] ? ip_vs_remote_request4+0x86/0xc0 [ 50.821478] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 50.826650] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 50.831647] ? mod_timer+0x5eb/0x13b0 [ 50.835438] __should_failslab+0x124/0x180 [ 50.839662] should_failslab+0x9/0x14 [ 50.843441] kmem_cache_alloc_trace+0x4b/0x780 [ 50.848007] ? __sk_dst_check+0x1ed/0x400 [ 50.852140] dccp_ackvec_parsed_add+0xa1/0x310 [ 50.856704] ? dccp_ackvec_purge_records+0x1e0/0x1e0 [ 50.861787] ? ip_local_out+0xcc/0x1b0 [ 50.865660] ccid2_hc_tx_parse_options+0x9a/0xb0 [ 50.870400] dccp_parse_options+0x658/0x11f0 [ 50.874790] ? ccid2_hc_tx_packet_sent+0xb00/0xb00 [ 50.879706] dccp_rcv_established+0x44/0xb0 [ 50.884010] dccp_v4_do_rcv+0x153/0x180 [ 50.887965] __release_sock+0x12f/0x3a0 [ 50.891928] release_sock+0xa4/0x2b0 [ 50.895625] ? __release_sock+0x3a0/0x3a0 [ 50.899754] ? dccp_qpolicy_top+0x73/0x90 [ 50.903883] ? dccp_write_xmit+0x174/0x1f0 [ 50.908098] dccp_sendmsg+0x771/0x1020 [ 50.911965] ? lock_acquire+0x1dc/0x520 [ 50.915919] ? dccp_getsockopt+0xf0/0xf0 [ 50.919960] ? rw_copy_check_uvector+0x2d3/0x3a0 [ 50.924699] ? mntput_no_expire+0x186/0xba0 [ 50.929001] ? do_raw_spin_lock+0xc1/0x200 [ 50.933219] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 50.938744] ? import_iovec+0x24b/0x420 [ 50.942699] ? dup_iter+0x270/0x270 [ 50.946312] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 50.951830] ? _copy_from_user+0xdf/0x150 [ 50.955966] inet_sendmsg+0x19f/0x690 [ 50.959747] ? copy_msghdr_from_user+0x3bc/0x560 [ 50.964483] ? ipip_gro_receive+0x100/0x100 [ 50.968786] ? move_addr_to_kernel.part.18+0x100/0x100 [ 50.974046] ? security_socket_sendmsg+0x94/0xc0 [ 50.978784] ? ipip_gro_receive+0x100/0x100 [ 50.983091] sock_sendmsg+0xd5/0x120 [ 50.986787] ___sys_sendmsg+0x525/0x940 [ 50.990745] ? check_same_owner+0x320/0x320 [ 50.995049] ? copy_msghdr_from_user+0x560/0x560 [ 50.999787] ? lock_acquire+0x1dc/0x520 [ 51.003739] ? get_pid_task+0xd8/0x1a0 [ 51.007609] ? lock_downgrade+0x8e0/0x8e0 [ 51.011743] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 51.017261] ? lock_acquire+0x1dc/0x520 [ 51.021215] ? __might_fault+0x12b/0x1e0 [ 51.025255] ? lock_downgrade+0x8e0/0x8e0 [ 51.029386] ? save_stack+0xa9/0xd0 [ 51.032992] ? lock_release+0xa10/0xa10 [ 51.036947] ? check_same_owner+0x320/0x320 [ 51.041250] ? proc_fail_nth_write+0x96/0x1f0 [ 51.045728] ? rcu_note_context_switch+0x710/0x710 [ 51.050640] ? check_same_owner+0x320/0x320 [ 51.054943] ? __might_sleep+0x95/0x190 [ 51.058900] __sys_sendmmsg+0x240/0x6f0 [ 51.062856] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 51.067158] ? fsnotify+0xfc0/0xfc0 [ 51.070764] ? fsnotify_first_mark+0x330/0x330 [ 51.075330] ? vfs_write+0x2a8/0x560 [ 51.079025] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 51.084538] ? ksys_write+0x1a6/0x250 [ 51.088321] ? __ia32_sys_read+0xb0/0xb0 [ 51.092363] ? syscall_slow_exit_work+0x4f0/0x4f0 [ 51.097188] __x64_sys_sendmmsg+0x9d/0x100 [ 51.101402] do_syscall_64+0x1b1/0x800 [ 51.105272] ? syscall_return_slowpath+0x5c0/0x5c0 [ 51.110183] ? syscall_return_slowpath+0x30f/0x5c0 [ 51.115093] ? prepare_exit_to_usermode+0x285/0x390 [ 51.120092] ? perf_trace_sys_enter+0xaf0/0xaf0 [ 51.124747] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.129575] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 51.134746] RIP: 0033:0x441819 [ 51.137916] RSP: 002b:00007ffdb9a9df08 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 51.145606] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441819 [ 51.152855] RDX: 04000000000001e6 RSI: 0000000020000c00 RDI: 0000000000000005 [ 51.160103] RBP: 00007ffdb9a9df20 R08: 0000000000000002 R09: 0000000000000000 [ 51.167354] R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff [ 51.174603] R13: 04000000000001e6 R14: 0000000000000006 R15: 0000000000000000 [ 51.182316] Dumping ftrace buffer: [ 51.185834] (ftrace buffer empty) [ 51.189517] Kernel Offset: disabled [ 51.193119] Rebooting in 86400 seconds..