[ 42.646665] audit: type=1800 audit(1547185349.872:29): pid=7932 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 42.673288] audit: type=1800 audit(1547185349.872:30): pid=7932 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.244' (ECDSA) to the list of known hosts. syzkaller login: [ 894.651104] kauditd_printk_skb: 5 callbacks suppressed [ 894.651117] audit: type=1400 audit(1547186201.872:36): avc: denied { map } for pid=8119 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2019/01/11 05:56:42 parsed 1 programs [ 895.346090] audit: type=1400 audit(1547186202.572:37): avc: denied { map } for pid=8119 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=15522 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 2019/01/11 05:56:44 executed programs: 0 [ 897.454867] IPVS: ftp: loaded support on port[0] = 21 [ 897.456176] IPVS: ftp: loaded support on port[0] = 21 [ 897.464667] IPVS: ftp: loaded support on port[0] = 21 [ 897.469701] IPVS: ftp: loaded support on port[0] = 21 [ 897.476978] IPVS: ftp: loaded support on port[0] = 21 [ 897.477230] IPVS: ftp: loaded support on port[0] = 21 [ 897.789984] chnl_net:caif_netlink_parms(): no params data found [ 897.850845] chnl_net:caif_netlink_parms(): no params data found [ 897.921318] bridge0: port 1(bridge_slave_0) entered blocking state [ 897.927901] bridge0: port 1(bridge_slave_0) entered disabled state [ 897.935863] device bridge_slave_0 entered promiscuous mode [ 897.945204] bridge0: port 2(bridge_slave_1) entered blocking state [ 897.951991] bridge0: port 2(bridge_slave_1) entered disabled state [ 897.958962] device bridge_slave_1 entered promiscuous mode [ 897.982062] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 897.992610] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 898.002711] chnl_net:caif_netlink_parms(): no params data found [ 898.022028] chnl_net:caif_netlink_parms(): no params data found [ 898.029943] chnl_net:caif_netlink_parms(): no params data found [ 898.054865] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 898.062224] team0: Port device team_slave_0 added [ 898.067326] chnl_net:caif_netlink_parms(): no params data found [ 898.090226] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 898.097549] team0: Port device team_slave_1 added [ 898.102879] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 898.125310] bridge0: port 1(bridge_slave_0) entered blocking state [ 898.132334] bridge0: port 1(bridge_slave_0) entered disabled state [ 898.139297] device bridge_slave_0 entered promiscuous mode [ 898.146272] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 898.174255] bridge0: port 2(bridge_slave_1) entered blocking state [ 898.180621] bridge0: port 2(bridge_slave_1) entered disabled state [ 898.187789] device bridge_slave_1 entered promiscuous mode [ 898.257607] bridge0: port 1(bridge_slave_0) entered blocking state [ 898.264153] bridge0: port 1(bridge_slave_0) entered disabled state [ 898.271195] device bridge_slave_0 entered promiscuous mode [ 898.324091] device hsr_slave_0 entered promiscuous mode [ 898.381297] device hsr_slave_1 entered promiscuous mode [ 898.455854] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 898.464531] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 898.472225] bridge0: port 1(bridge_slave_0) entered blocking state [ 898.478551] bridge0: port 1(bridge_slave_0) entered disabled state [ 898.486526] device bridge_slave_0 entered promiscuous mode [ 898.493169] bridge0: port 2(bridge_slave_1) entered blocking state [ 898.499519] bridge0: port 2(bridge_slave_1) entered disabled state [ 898.507442] device bridge_slave_1 entered promiscuous mode [ 898.513932] bridge0: port 1(bridge_slave_0) entered blocking state [ 898.520272] bridge0: port 1(bridge_slave_0) entered disabled state [ 898.527800] device bridge_slave_0 entered promiscuous mode [ 898.534497] bridge0: port 1(bridge_slave_0) entered blocking state [ 898.540836] bridge0: port 1(bridge_slave_0) entered disabled state [ 898.548675] device bridge_slave_0 entered promiscuous mode [ 898.556121] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 898.564121] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 898.571979] bridge0: port 2(bridge_slave_1) entered blocking state [ 898.578313] bridge0: port 2(bridge_slave_1) entered disabled state [ 898.585910] device bridge_slave_1 entered promiscuous mode [ 898.600975] bridge0: port 2(bridge_slave_1) entered blocking state [ 898.607350] bridge0: port 2(bridge_slave_1) entered disabled state [ 898.614578] device bridge_slave_1 entered promiscuous mode [ 898.620670] bridge0: port 2(bridge_slave_1) entered blocking state [ 898.627711] bridge0: port 2(bridge_slave_1) entered disabled state [ 898.634808] device bridge_slave_1 entered promiscuous mode [ 898.669390] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 898.684499] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 898.697258] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 898.717254] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 898.726057] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 898.747090] bridge0: port 2(bridge_slave_1) entered blocking state [ 898.753602] bridge0: port 2(bridge_slave_1) entered forwarding state [ 898.761187] bridge0: port 1(bridge_slave_0) entered blocking state [ 898.767539] bridge0: port 1(bridge_slave_0) entered forwarding state [ 898.776442] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 898.784093] team0: Port device team_slave_0 added [ 898.795254] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 898.804094] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 898.816019] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 898.837747] bridge0: port 1(bridge_slave_0) entered disabled state [ 898.845148] bridge0: port 2(bridge_slave_1) entered disabled state [ 898.857988] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 898.867399] team0: Port device team_slave_1 added [ 898.873212] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 898.880444] team0: Port device team_slave_0 added [ 898.890295] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 898.897491] team0: Port device team_slave_1 added [ 898.908099] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 898.916713] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 898.924551] team0: Port device team_slave_0 added [ 898.930618] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 898.938051] team0: Port device team_slave_1 added [ 898.943568] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 898.952395] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 898.964359] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 898.972850] team0: Port device team_slave_0 added [ 898.978106] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 898.990189] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 899.002843] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 899.010101] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 899.017271] team0: Port device team_slave_0 added [ 899.022933] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 899.030090] team0: Port device team_slave_1 added [ 899.053681] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 899.060816] team0: Port device team_slave_1 added [ 899.066629] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 899.074215] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 899.081586] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 899.162873] device hsr_slave_0 entered promiscuous mode [ 899.232145] device hsr_slave_1 entered promiscuous mode [ 899.342946] device hsr_slave_0 entered promiscuous mode [ 899.401195] device hsr_slave_1 entered promiscuous mode [ 899.451710] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 899.514357] device hsr_slave_0 entered promiscuous mode [ 899.572173] device hsr_slave_1 entered promiscuous mode [ 899.615133] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 899.622805] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 899.629844] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 899.674062] device hsr_slave_0 entered promiscuous mode [ 899.701152] device hsr_slave_1 entered promiscuous mode [ 899.761768] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 899.768681] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 899.834201] device hsr_slave_0 entered promiscuous mode [ 899.891654] device hsr_slave_1 entered promiscuous mode [ 899.941690] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 899.948584] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 899.960274] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 899.968482] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 899.991145] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 900.014557] 8021q: adding VLAN 0 to HW filter on device bond0 [ 900.024612] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 900.040656] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 900.055097] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 900.064708] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 900.075355] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 900.084327] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 900.096718] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 900.104100] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 900.115245] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 900.124894] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 900.131801] 8021q: adding VLAN 0 to HW filter on device team0 [ 900.173076] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 900.187750] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 900.195893] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 900.203668] bridge0: port 1(bridge_slave_0) entered blocking state [ 900.210007] bridge0: port 1(bridge_slave_0) entered forwarding state [ 900.219136] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 900.238466] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 900.246683] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 900.254400] bridge0: port 2(bridge_slave_1) entered blocking state [ 900.260739] bridge0: port 2(bridge_slave_1) entered forwarding state [ 900.273074] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 900.299852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 900.308497] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 900.318227] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 900.329863] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 900.340308] 8021q: adding VLAN 0 to HW filter on device bond0 [ 900.349779] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 900.357850] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 900.366209] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 900.373838] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 900.381491] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 900.389114] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 900.409944] 8021q: adding VLAN 0 to HW filter on device bond0 [ 900.424439] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 900.433808] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 900.446260] 8021q: adding VLAN 0 to HW filter on device bond0 [ 900.453438] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 900.461723] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 900.472514] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 900.483325] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 900.491999] 8021q: adding VLAN 0 to HW filter on device bond0 [ 900.498985] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 900.507307] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 900.515717] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 900.523507] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 900.530315] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 900.538357] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 900.544456] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 900.555457] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 900.563071] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 900.571762] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 900.588220] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 900.595516] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 900.602941] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 900.609776] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 900.617672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 900.625832] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 900.632401] 8021q: adding VLAN 0 to HW filter on device team0 [ 900.640210] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 900.646560] 8021q: adding VLAN 0 to HW filter on device team0 [ 900.654352] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 900.664533] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 900.671110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 900.678003] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 900.694105] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 900.703875] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 900.711664] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 900.720229] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 900.728033] bridge0: port 1(bridge_slave_0) entered blocking state [ 900.734377] bridge0: port 1(bridge_slave_0) entered forwarding state [ 900.743772] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 900.749838] 8021q: adding VLAN 0 to HW filter on device team0 [ 900.757452] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 900.767877] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 900.780074] audit: type=1400 audit(1547186208.002:38): avc: denied { associate } for pid=8139 comm="syz-executor2" name="syz2" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 900.811076] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 900.819293] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 900.830017] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 900.841182] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 900.848896] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 900.856996] bridge0: port 1(bridge_slave_0) entered blocking state [ 900.863378] bridge0: port 1(bridge_slave_0) entered forwarding state [ 900.870383] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 900.878545] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 900.886191] bridge0: port 2(bridge_slave_1) entered blocking state [ 900.892559] bridge0: port 2(bridge_slave_1) entered forwarding state [ 900.899546] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 900.907802] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 900.915731] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 900.923292] bridge0: port 2(bridge_slave_1) entered blocking state [ 900.929609] bridge0: port 2(bridge_slave_1) entered forwarding state [ 900.937911] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 900.944802] 8021q: adding VLAN 0 to HW filter on device team0 [ 900.953607] 8021q: adding VLAN 0 to HW filter on device bond0 [ 900.963989] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 900.975745] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 900.984075] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 900.998644] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 901.006193] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 901.028273] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 901.036933] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 901.060710] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 901.074466] bridge0: port 1(bridge_slave_0) entered blocking state [ 901.080825] bridge0: port 1(bridge_slave_0) entered forwarding state [ 901.103626] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 901.113772] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 901.123411] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 901.141446] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 901.149358] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 901.156969] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 901.164359] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 901.172897] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 901.180564] bridge0: port 1(bridge_slave_0) entered blocking state [ 901.186952] bridge0: port 1(bridge_slave_0) entered forwarding state [ 901.205241] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 901.221661] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 901.229431] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 901.257383] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 901.265180] bridge0: port 2(bridge_slave_1) entered blocking state [ 901.271542] bridge0: port 2(bridge_slave_1) entered forwarding state [ 901.278434] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 901.288023] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 901.297347] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 901.307835] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 901.317707] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 901.325391] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 901.332569] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 901.339395] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 901.346337] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 901.354354] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 901.362200] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 901.375069] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 901.382131] 8021q: adding VLAN 0 to HW filter on device team0 [ 901.389974] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 901.398652] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 901.408579] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 901.419846] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 901.428822] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 901.436671] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 901.444403] bridge0: port 2(bridge_slave_1) entered blocking state [ 901.450722] bridge0: port 2(bridge_slave_1) entered forwarding state [ 901.457622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 901.465374] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 901.473472] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 901.480996] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 901.488368] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 901.499309] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 901.507885] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 901.519482] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 901.530031] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 901.537516] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 901.545620] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 901.553709] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 901.561389] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 901.569107] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 901.577429] bridge0: port 1(bridge_slave_0) entered blocking state [ 901.583807] bridge0: port 1(bridge_slave_0) entered forwarding state [ 901.592366] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 901.602535] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 901.610197] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 901.619011] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 901.627752] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 901.637385] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 901.644346] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 901.655600] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 901.663288] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 901.670753] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 901.678447] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 901.686128] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 901.694036] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 901.702574] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 901.710087] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 901.717918] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 901.725460] bridge0: port 2(bridge_slave_1) entered blocking state [ 901.731856] bridge0: port 2(bridge_slave_1) entered forwarding state [ 901.739578] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 901.749514] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 901.757573] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 901.765268] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 901.775294] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 901.789519] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 901.797566] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 901.807016] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 901.815554] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 901.828440] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 901.840040] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 901.847758] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 901.855979] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 901.864467] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 901.872443] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 901.879776] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 901.887721] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 901.895363] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 901.903496] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 901.912496] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 901.918506] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 901.928611] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 901.945296] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 901.953087] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 901.960620] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 901.972069] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 901.979761] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 901.994150] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 902.004631] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 902.014390] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 902.022605] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 902.030169] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 902.038112] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 902.045678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 902.053653] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 902.069165] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 902.076332] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 902.087441] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 902.097590] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 902.106383] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 902.115547] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 902.124006] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 902.131999] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 902.139411] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 902.148727] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 902.163577] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 902.175146] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 902.182083] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 902.189600] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 902.197313] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 902.205258] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 902.214249] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 902.220259] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 902.232078] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 902.240719] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 902.246811] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 902.272826] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 902.284075] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 902.294376] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 902.308709] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 902.317669] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/01/11 05:56:49 executed programs: 14 [ 902.367757] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/01/11 05:56:54 executed programs: 64 2019/01/11 05:56:59 executed programs: 119 2019/01/11 05:57:04 executed programs: 173 2019/01/11 05:57:09 executed programs: 231 2019/01/11 05:57:15 executed programs: 285 2019/01/11 05:57:20 executed programs: 342 2019/01/11 05:57:25 executed programs: 399 2019/01/11 05:57:30 executed programs: 454 2019/01/11 05:57:35 executed programs: 508 2019/01/11 05:57:40 executed programs: 565 2019/01/11 05:57:45 executed programs: 621 2019/01/11 05:57:50 executed programs: 677 2019/01/11 05:57:55 executed programs: 732 2019/01/11 05:58:00 executed programs: 783 2019/01/11 05:58:06 executed programs: 840 2019/01/11 05:58:11 executed programs: 893 2019/01/11 05:58:16 executed programs: 945 2019/01/11 05:58:21 executed programs: 1001 2019/01/11 05:58:26 executed programs: 1055 [ 1003.103070] [ 1003.103074] ------------[ cut here ]------------ [ 1003.109570] DEBUG_LOCKS_WARN_ON(current->hardirq_context) [ 1003.109581] ------------[ cut here ]------------ [ 1003.119940] Bad or missing usercopy whitelist? Kernel memory overwrite attempt detected to SLAB object 'task_struct' (offset 912, size 2)! [ 1003.120914] ================================================================== [ 1003.132804] WARNING: CPU: 0 PID: -1455013312 at mm/usercopy.c:78 usercopy_warn+0xeb/0x110 [ 1003.139997] BUG: KASAN: stack-out-of-bounds in do_raw_spin_lock+0x303/0x360 [ 1003.148230] Kernel panic - not syncing: panic_on_warn set ... [ 1003.155309] Read of size 4 at addr ffff8880a9466a44 by task syz-executor5/12547 [ 1003.161252] CPU: 0 PID: -1455013312 Comm: Not tainted 5.0.0-rc1+ #19 [ 1003.168750] [ 1003.175300] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1003.186225] Call Trace: [ 1003.188794] CPU: 1 PID: 12547 Comm: syz-executor5 Not tainted 5.0.0-rc1+ #19 [ 1003.196063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1003.205394] Call Trace: [ 1003.207954] [ 1003.210133] dump_stack+0x1db/0x2d0 [ 1003.213746] ? dump_stack_print_info.cold+0x20/0x20 [ 1003.218760] ? do_raw_spin_lock+0x303/0x360 [ 1003.223120] print_address_description.cold+0x7c/0x20d [ 1003.228378] ? do_raw_spin_lock+0x303/0x360 [ 1003.232681] ? do_raw_spin_lock+0x303/0x360 [ 1003.237079] kasan_report.cold+0x1b/0x40 [ 1003.241126] ? do_raw_spin_lock+0x303/0x360 [ 1003.245538] __asan_report_load4_noabort+0x14/0x20 [ 1003.250453] do_raw_spin_lock+0x303/0x360 [ 1003.254682] ? lock_release+0xc40/0xc40 [ 1003.258659] ? rwlock_bug.part.0+0x90/0x90 [ 1003.262907] ? trace_hardirqs_on_caller+0x310/0x310 [ 1003.267910] _raw_spin_lock_irqsave+0x9d/0xcd [ 1003.272412] ? try_to_wake_up+0xb9/0x1480 [ 1003.276628] try_to_wake_up+0xb9/0x1480 [ 1003.280667] ? mark_held_locks+0x100/0x100 [ 1003.285124] ? check_preemption_disabled+0x48/0x290 [ 1003.290250] ? rcu_read_unlock_special+0x380/0x380 [ 1003.295164] ? migrate_swap_stop+0x920/0x920 [ 1003.299554] ? lock_acquire+0x1db/0x570 [ 1003.303538] ? call_timer_fn+0x1b4/0x900 [ 1003.307582] ? lock_release+0xc40/0xc40 [ 1003.311547] ? kasan_check_read+0x11/0x20 [ 1003.315687] wake_up_process+0x10/0x20 [ 1003.319578] process_timeout+0x31/0x40 [ 1003.323447] call_timer_fn+0x254/0x900 [ 1003.327408] ? __next_timer_interrupt+0x1a0/0x1a0 [ 1003.332250] ? process_timeout+0x40/0x40 [ 1003.336293] ? debug_object_deactivate+0x1d7/0x4b0 [ 1003.341214] ? trace_hardirqs_on+0xbd/0x310 [ 1003.345532] ? kasan_check_read+0x11/0x20 [ 1003.349665] ? trace_hardirqs_off_caller+0x300/0x300 [ 1003.354749] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 1003.359851] ? __next_timer_interrupt+0x1a0/0x1a0 [ 1003.364678] ? __next_timer_interrupt+0x1a0/0x1a0 [ 1003.369529] __run_timers+0x6fc/0xd50 [ 1003.373323] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 1003.378674] ? enqueue_hrtimer+0x1ae/0x570 [ 1003.382893] ? do_raw_spin_lock+0x156/0x360 [ 1003.387231] ? pvclock_read_flags+0x160/0x160 [ 1003.391714] ? pvclock_read_flags+0x160/0x160 [ 1003.396204] ? trace_hardirqs_on+0xbd/0x310 [ 1003.400530] ? kvm_sched_clock_read+0x9/0x20 [ 1003.404936] ? irq_exit+0x180/0x1d0 [ 1003.408564] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1003.414089] ? check_preemption_disabled+0x48/0x290 [ 1003.419089] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1003.424612] run_timer_softirq+0x52/0xb0 [ 1003.428664] ? __this_cpu_preempt_check+0x1d/0x30 [ 1003.433510] __do_softirq+0x30b/0xb11 [ 1003.437389] ? __irqentry_text_end+0x1f96d2/0x1f96d2 [ 1003.442509] ? clockevents_program_event+0x147/0x380 [ 1003.447598] ? kvm_clock_read+0x18/0x30 [ 1003.451559] ? kvm_sched_clock_read+0x9/0x20 [ 1003.455976] ? sched_clock+0x2e/0x50 [ 1003.459789] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1003.465310] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1003.470834] ? check_preemption_disabled+0x48/0x290 [ 1003.475924] irq_exit+0x180/0x1d0 [ 1003.479362] smp_apic_timer_interrupt+0x1b7/0x760 [ 1003.484212] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1003.489143] ? smp_call_function_single_interrupt+0x640/0x640 [ 1003.495007] ? trace_hardirqs_off+0x310/0x310 [ 1003.499514] ? task_prio+0x50/0x50 [ 1003.503236] ? check_preemption_disabled+0x48/0x290 [ 1003.508244] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1003.513101] apic_timer_interrupt+0xf/0x20 [ 1003.517315] [ 1003.519539] RIP: 0010:update_stack_state+0x4b3/0x680 [ 1003.524630] Code: 0e ff ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 e9 48 c1 e9 03 80 3c 01 00 0f 85 7d 01 00 00 4c 8d a5 78 ff ff ff 4d 8b 6d 00 <48> b8 00 00 00 00 00 fc ff df 4c 89 e1 48 c1 e9 03 80 3c 01 00 0f [ 1003.543775] RSP: 0018:ffff88807e87e820 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1003.551463] RAX: dffffc0000000000 RBX: ffff88807e87ff48 RCX: 1ffff1100fd0ffea [ 1003.558715] RDX: ffff88807e878000 RSI: 1ffff1100fd0fd00 RDI: ffff88807e87ea38 [ 1003.565964] RBP: ffff88807e87e908 R08: 0000000000000001 R09: ffff88807e87ea60 [ 1003.573219] R10: ffff88807e87ea38 R11: ffff88807e87ea48 R12: ffff88807e87e880 [ 1003.580486] R13: ffffffff8800007d R14: ffff88807e87ea50 R15: ffff88807e87ea10 [ 1003.587744] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1003.593107] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 1003.599009] ? do_syscall_64+0x1a3/0x800 [ 1003.603149] ? rcu_read_unlock_special+0x380/0x380 [ 1003.608073] unwind_next_frame.part.0+0x1ae/0xa90 [ 1003.612903] ? unwind_dump+0x190/0x190 [ 1003.616780] ? unwind_dump+0x190/0x190 [ 1003.620659] unwind_next_frame+0x3b/0x50 [ 1003.624705] __save_stack_trace+0x7a/0xf0 [ 1003.629281] ? do_syscall_64+0x1a3/0x800 [ 1003.633339] save_stack_trace+0x1a/0x20 [ 1003.637299] save_stack+0x45/0xd0 [ 1003.640744] ? save_stack+0x45/0xd0 [ 1003.644358] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 1003.649554] ? kasan_kmalloc+0x9/0x10 [ 1003.653347] ? __kmalloc_node_track_caller+0x4e/0x70 [ 1003.658505] ? __kmalloc_reserve.isra.0+0x40/0xe0 [ 1003.663345] ? __alloc_skb+0x12d/0x730 [ 1003.667304] ? alloc_skb_with_frags+0x13a/0x770 [ 1003.671958] ? sock_alloc_send_pskb+0x8c9/0xad0 [ 1003.676621] ? sock_alloc_send_skb+0x32/0x40 [ 1003.681077] ? __ip6_append_data.isra.0+0x2556/0x3f20 [ 1003.686250] ? ip6_make_skb+0x391/0x5f0 [ 1003.690224] ? udpv6_sendmsg+0x2b58/0x3550 [ 1003.694473] ? inet_sendmsg+0x1af/0x740 [ 1003.698449] ? sock_sendmsg+0xdd/0x130 [ 1003.702328] ? ___sys_sendmsg+0x409/0x910 [ 1003.706463] ? __sys_sendmmsg+0x246/0x730 [ 1003.710683] ? __x64_sys_sendmmsg+0x9d/0x100 [ 1003.715092] ? do_syscall_64+0x1a3/0x800 [ 1003.719190] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 1003.724494] ? lock_acquire+0x1db/0x570 [ 1003.728716] ? ___might_sleep+0x1e7/0x310 [ 1003.732851] ? trace_hardirqs_on+0xbd/0x310 [ 1003.737164] ? __kmalloc_node_track_caller+0x3d/0x70 [ 1003.742254] ? kasan_unpoison_shadow+0x35/0x50 [ 1003.747099] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 1003.752213] ? kasan_kmalloc+0x9/0x10 [ 1003.756005] ? kasan_unpoison_shadow+0x35/0x50 [ 1003.760573] __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 1003.765487] kasan_kmalloc+0x9/0x10 [ 1003.769106] __kmalloc_node_track_caller+0x4e/0x70 [ 1003.774025] __kmalloc_reserve.isra.0+0x40/0xe0 [ 1003.778676] __alloc_skb+0x12d/0x730 [ 1003.782372] ? lock_downgrade+0x910/0x910 [ 1003.786507] ? skb_scrub_packet+0x440/0x440 [ 1003.790811] ? rcu_read_unlock_special+0x380/0x380 [ 1003.795820] ? rcu_softirq_qs+0x20/0x20 [ 1003.799790] alloc_skb_with_frags+0x13a/0x770 [ 1003.804323] ? __kernel_text_address+0xd/0x40 [ 1003.808804] ? unwind_get_return_address+0x61/0xa0 [ 1003.813718] ? skb_complete_wifi_ack+0x1b0/0x1b0 [ 1003.818461] ? mark_held_locks+0x100/0x100 [ 1003.822685] sock_alloc_send_pskb+0x8c9/0xad0 [ 1003.827259] ? udpv6_sendmsg+0x2b58/0x3550 [ 1003.831486] ? ___sys_sendmsg+0x409/0x910 [ 1003.835620] ? __sys_sendmmsg+0x246/0x730 [ 1003.839769] ? __x64_sys_sendmmsg+0x9d/0x100 [ 1003.844160] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1003.849507] ? __sys_sendmmsg+0x246/0x730 [ 1003.853636] ? sock_wmalloc+0x1f0/0x1f0 [ 1003.857595] ? trace_hardirqs_off_caller+0x300/0x300 [ 1003.862682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1003.868199] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1003.873719] ? should_fail+0x1e6/0xd22 [ 1003.877595] ? fault_create_debugfs_attr+0x1e0/0x1e0 [ 1003.882685] ? lock_acquire+0x1db/0x570 [ 1003.886640] ? ip6_mtu+0x1ef/0x520 [ 1003.890165] sock_alloc_send_skb+0x32/0x40 [ 1003.894397] __ip6_append_data.isra.0+0x2556/0x3f20 [ 1003.899397] ? rcu_read_unlock_special+0x380/0x380 [ 1003.904351] ? ip_reply_glue_bits+0xc0/0xc0 [ 1003.908668] ? dst_output+0x180/0x180 [ 1003.912457] ? ip6_setup_cork+0x136e/0x1ae0 [ 1003.917257] ? ip6_autoflowlabel.part.0+0x70/0x70 [ 1003.922095] ip6_make_skb+0x391/0x5f0 [ 1003.925896] ? ip_reply_glue_bits+0xc0/0xc0 [ 1003.930201] ? ip_reply_glue_bits+0xc0/0xc0 [ 1003.934509] ? ip6_push_pending_frames+0xf0/0xf0 [ 1003.939250] ? rcu_read_unlock_special+0x380/0x380 [ 1003.944165] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1003.949344] ? ip6_dst_hoplimit+0xd1/0x4c0 [ 1003.953565] ? ipv6_select_ident+0x170/0x170 [ 1003.957969] udpv6_sendmsg+0x2b58/0x3550 [ 1003.962038] ? ip_reply_glue_bits+0xc0/0xc0 [ 1003.966363] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 1003.971752] ? avc_has_perm_noaudit+0x630/0x630 [ 1003.976437] ? __might_fault+0x12b/0x1e0 [ 1003.980497] ? lock_acquire+0x1db/0x570 [ 1003.984461] ? lock_release+0xc40/0xc40 [ 1003.988417] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1003.994039] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1003.999564] inet_sendmsg+0x1af/0x740 [ 1004.003348] ? udp6_unicast_rcv_skb.isra.0+0x2f0/0x2f0 [ 1004.008624] ? inet_sendmsg+0x1af/0x740 [ 1004.012583] ? ipip_gro_receive+0x100/0x100 [ 1004.016886] ? selinux_socket_sendmsg+0x36/0x40 [ 1004.021538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1004.027061] ? security_socket_sendmsg+0x93/0xc0 [ 1004.031802] ? ipip_gro_receive+0x100/0x100 [ 1004.036110] sock_sendmsg+0xdd/0x130 [ 1004.039819] ___sys_sendmsg+0x409/0x910 [ 1004.043777] ? copy_msghdr_from_user+0x570/0x570 [ 1004.048528] ? add_lock_to_list.isra.0+0x450/0x450 [ 1004.053445] ? __might_fault+0x12b/0x1e0 [ 1004.057595] ? find_held_lock+0x35/0x120 [ 1004.061643] ? lock_acquire+0x1db/0x570 [ 1004.065600] ? __might_fault+0xfb/0x1e0 [ 1004.069557] ? lock_downgrade+0x910/0x910 [ 1004.073690] ? lock_release+0xc40/0xc40 [ 1004.077649] ? ___might_sleep+0x1e7/0x310 [ 1004.081783] ? arch_local_save_flags+0x50/0x50 [ 1004.086355] __sys_sendmmsg+0x246/0x730 [ 1004.090318] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1004.094626] ? _copy_to_user+0xc9/0x120 [ 1004.098585] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1004.104104] ? put_timespec64+0x115/0x1b0 [ 1004.108242] ? nsecs_to_jiffies+0x30/0x30 [ 1004.112375] ? do_syscall_64+0x8c/0x800 [ 1004.116334] ? do_syscall_64+0x8c/0x800 [ 1004.120298] ? trace_hardirqs_on+0xbd/0x310 [ 1004.124604] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1004.130128] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1004.135472] ? trace_hardirqs_off_caller+0x300/0x300 [ 1004.140559] __x64_sys_sendmmsg+0x9d/0x100 [ 1004.144776] do_syscall_64+0x1a3/0x800 [ 1004.148648] ? syscall_return_slowpath+0x5f0/0x5f0 [ 1004.153559] ? prepare_exit_to_usermode+0x232/0x3b0 [ 1004.158734] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1004.163567] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1004.169005] RIP: 0033:0x457ec9 [ 1004.172189] Code: 6d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 3b b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1004.191596] RSP: 002b:00007f2a9c831c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1004.199373] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000457ec9 [ 1004.206626] RDX: 0136a88c8311572c RSI: 0000000020007e00 RDI: 0000000000000003 [ 1004.214078] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 1004.221344] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2a9c8326d4 [ 1004.228597] R13: 00000000004c4ce5 R14: 00000000004d85d8 R15: 00000000ffffffff [ 1004.235854] [ 1004.237464] Allocated by task 2839968544: [ 1004.241607] BUG: unable to handle kernel paging request at ffffffff8cf149c0 [ 1004.248680] #PF error: [normal kernel read fault] [ 1004.253519] PGD 9874067 P4D 9874067 PUD 9875063 PMD 0 [ 1004.258792] Oops: 0000 [#1] PREEMPT SMP KASAN [ 1004.263297] CPU: 1 PID: 12547 Comm: syz-executor5 Not tainted 5.0.0-rc1+ #19 [ 1004.270466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1004.279821] RIP: 0010:depot_fetch_stack+0x10/0x30 [ 1004.284657] Code: 76 93 22 fe e9 20 fe ff ff 48 89 df e8 69 93 22 fe e9 f1 fd ff ff 90 90 90 90 89 f8 c1 ef 11 25 ff ff 1f 00 81 e7 f0 3f 00 00 <48> 03 3c c5 c0 05 f5 8b 8b 47 0c 48 83 c7 18 c7 46 10 00 00 00 00 [ 1004.303543] RSP: 0018:ffff8880ae707640 EFLAGS: 00010006 [ 1004.308886] RAX: 00000000001f8880 RBX: ffff8880a9467a44 RCX: 0000000000000000 [ 1004.316312] RDX: 0000000000000000 RSI: ffff8880ae707648 RDI: 0000000000003ff0 [ 1004.323562] RBP: ffff8880ae707670 R08: 000000000000001d R09: ffffed1015ce3ef9 [ 1004.330818] R10: ffffed1015ce3ef8 R11: ffff8880ae71f7c7 R12: ffffea0002a51980 [ 1004.338071] R13: ffff8880a9466a44 R14: ffff88821bc407c0 R15: ffff8880a9467a40 [ 1004.345325] FS: 00007f2a9c832700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 1004.353540] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1004.358175] Shutting down cpus with NMI