[ 32.384798] audit: type=1800 audit(1576400756.959:33): pid=6905 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op="collect_data" cause="failed(directio)" comm="startpar" name="rc.local" dev="sda1" ino=2465 res=0 [ 32.411911] audit: type=1800 audit(1576400756.959:34): pid=6905 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op="collect_data" cause="failed(directio)" comm="startpar" name="rmnologin" dev="sda1" ino=2456 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 37.928279] random: sshd: uninitialized urandom read (32 bytes read) [ 38.407094] audit: type=1400 audit(1576400762.979:35): avc: denied { map } for pid=7080 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [ 38.447140] random: sshd: uninitialized urandom read (32 bytes read) [ 39.043018] random: sshd: uninitialized urandom read (32 bytes read) [ 39.238566] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.57' (ECDSA) to the list of known hosts. [ 44.753017] random: sshd: uninitialized urandom read (32 bytes read) 2019/12/15 09:06:09 parsed 1 programs [ 44.938687] audit: type=1400 audit(1576400769.509:36): avc: denied { map } for pid=7092 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 45.676261] random: cc1: uninitialized urandom read (8 bytes read) 2019/12/15 09:06:11 executed programs: 0 [ 46.486696] audit: type=1400 audit(1576400771.059:37): avc: denied { map } for pid=7092 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=15681 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 [ 46.536362] audit: type=1400 audit(1576400771.099:39): avc: denied { map } for pid=7092 comm="syz-execprog" path="/root/syzkaller-shm263934737" dev="sda1" ino=16485 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 46.584837] audit: type=1400 audit(1576400771.099:38): avc: denied { map } for pid=7092 comm="syz-execprog" path="/root/syzkaller-shm845861882" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 46.881047] IPVS: ftp: loaded support on port[0] = 21 [ 47.692523] IPVS: ftp: loaded support on port[0] = 21 [ 47.719386] chnl_net:caif_netlink_parms(): no params data found [ 47.769707] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.776716] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.784173] device bridge_slave_0 entered promiscuous mode [ 47.792281] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.798695] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.807141] device bridge_slave_1 entered promiscuous mode [ 47.814781] IPVS: ftp: loaded support on port[0] = 21 [ 47.844154] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 47.855833] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 47.907039] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 47.914736] team0: Port device team_slave_0 added [ 47.922546] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 47.929758] team0: Port device team_slave_1 added [ 47.937175] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.946907] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.954224] chnl_net:caif_netlink_parms(): no params data found [ 47.978532] IPVS: ftp: loaded support on port[0] = 21 [ 48.023067] device hsr_slave_0 entered promiscuous mode [ 48.060540] device hsr_slave_1 entered promiscuous mode [ 48.134178] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 48.149999] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 48.183684] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.190162] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.197298] device bridge_slave_0 entered promiscuous mode [ 48.228743] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.235199] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.242302] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.248644] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.256589] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.263172] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.269973] device bridge_slave_1 entered promiscuous mode [ 48.313028] chnl_net:caif_netlink_parms(): no params data found [ 48.333321] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 48.344579] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 48.384388] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 48.391616] team0: Port device team_slave_0 added [ 48.398128] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 48.405733] team0: Port device team_slave_1 added [ 48.418674] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.427129] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.434742] device bridge_slave_0 entered promiscuous mode [ 48.434918] IPVS: ftp: loaded support on port[0] = 21 [ 48.446235] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.453816] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.512094] device hsr_slave_0 entered promiscuous mode [ 48.550338] device hsr_slave_1 entered promiscuous mode [ 48.590739] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.597157] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.604479] device bridge_slave_1 entered promiscuous mode [ 48.622694] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 48.646327] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 48.665196] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 48.677834] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 48.735902] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.741001] IPVS: ftp: loaded support on port[0] = 21 [ 48.753893] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.773642] 8021q: adding VLAN 0 to HW filter on device bond0 [ 48.781129] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 48.788171] team0: Port device team_slave_0 added [ 48.796414] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 48.803701] team0: Port device team_slave_1 added [ 48.812096] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 48.822077] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 48.893003] device hsr_slave_0 entered promiscuous mode [ 48.960317] device hsr_slave_1 entered promiscuous mode [ 49.020860] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 49.028013] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 49.042028] chnl_net:caif_netlink_parms(): no params data found [ 49.050603] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 49.064116] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.077919] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 49.089993] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 49.096518] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.108359] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.123863] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.131357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.138807] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.146298] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.154035] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.161777] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.168116] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.175165] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 49.182944] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 49.190646] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.196980] bridge0: port 2(bridge_slave_1) entered forwarding state [ 49.243623] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.257245] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.268451] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 49.281425] chnl_net:caif_netlink_parms(): no params data found [ 49.299119] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.320986] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.331489] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 49.351210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 49.358991] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 49.367321] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 49.382401] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 49.394534] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.401075] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.407900] device bridge_slave_0 entered promiscuous mode [ 49.424464] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 49.432736] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 49.446312] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 49.469671] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.476387] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.483660] device bridge_slave_1 entered promiscuous mode [ 49.499452] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 49.506981] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 49.522465] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 49.544917] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.551622] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.558483] device bridge_slave_0 entered promiscuous mode [ 49.569744] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.576177] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.583380] device bridge_slave_1 entered promiscuous mode [ 49.595054] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 49.602577] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 49.612082] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.621030] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 49.629050] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 49.635999] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 49.647091] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.656531] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.670688] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 49.678855] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.686159] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.698985] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 49.719467] 8021q: adding VLAN 0 to HW filter on device bond0 [ 49.728912] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.737052] chnl_net:caif_netlink_parms(): no params data found [ 49.746910] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 49.754150] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 49.768657] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.788872] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 49.795636] 8021q: adding VLAN 0 to HW filter on device team0 [ 49.804254] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 49.811239] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 49.819978] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 49.826954] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 49.834667] team0: Port device team_slave_0 added [ 49.845278] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 49.853351] team0: Port device team_slave_1 added [ 49.865571] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.873406] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 49.881775] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 49.888870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 49.896747] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 49.904325] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.910765] bridge0: port 1(bridge_slave_0) entered forwarding state [ 49.917988] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 49.925768] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 49.933215] team0: Port device team_slave_0 added [ 49.939035] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 49.946659] team0: Port device team_slave_1 added [ 49.954032] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 49.961962] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 49.971326] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 49.990965] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 49.997042] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.012046] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.021229] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 50.036600] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 50.074494] device hsr_slave_0 entered promiscuous mode [ 50.110471] device hsr_slave_1 entered promiscuous mode [ 50.176793] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 50.185093] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.192866] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.201198] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.208801] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.215265] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.222223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 50.229872] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.238119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.245857] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.252256] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.259327] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.269091] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 50.285863] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 50.293595] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 50.307883] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 50.319242] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 50.327272] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.333815] bridge0: port 1(bridge_slave_0) entered disabled state [ 50.341160] device bridge_slave_0 entered promiscuous mode [ 50.348074] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.354615] bridge0: port 2(bridge_slave_1) entered disabled state [ 50.361727] device bridge_slave_1 entered promiscuous mode [ 50.375407] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.385716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.394222] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.402376] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.408768] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.416013] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.425086] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.433552] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.486283] device hsr_slave_0 entered promiscuous mode [ 50.543867] device hsr_slave_1 entered promiscuous mode [ 50.570955] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 50.578219] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 50.610533] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 50.625956] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 50.651150] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.659394] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 50.675307] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 50.684240] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.696239] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.708022] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 50.727954] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 50.728671] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.731637] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 50.742272] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 50.742886] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 50.743213] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.743539] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.743846] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.748913] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 50.835905] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 50.854641] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 50.874536] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.887493] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.902029] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.919591] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 50.927903] team0: Port device team_slave_0 added [ 50.942881] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.975611] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.983297] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.983686] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.998808] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 51.007094] team0: Port device team_slave_1 added [ 51.013749] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 51.014982] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 51.049450] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 51.062098] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 51.062416] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 51.081401] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.098520] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 51.122211] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.136136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.155225] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.192097] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 51.203798] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.220872] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.228759] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.231435] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.275007] device hsr_slave_0 entered promiscuous mode [ 51.330441] device hsr_slave_1 entered promiscuous mode [ 51.372387] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 51.378514] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.392945] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 51.401168] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 51.411101] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 51.418060] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 51.428295] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 51.440717] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 51.449488] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 51.456633] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.468819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.491287] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.491617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.491943] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.494791] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 51.494800] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.497348] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 51.499756] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.500481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.500857] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.501125] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.501165] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.501411] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.501716] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.502735] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.596713] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.602188] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 51.621604] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.630868] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.636155] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 51.645800] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 51.656667] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.667614] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.675325] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.675895] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 51.675975] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 51.676046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.676364] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.676621] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.676649] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.676970] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.690674] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.744133] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.750666] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 51.758672] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 51.758715] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.759129] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.759437] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.759679] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.759887] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.759907] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.778289] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 51.781511] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.781902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.782193] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.784357] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 51.785939] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 51.801017] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 51.887642] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.895609] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.903440] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.911735] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.922130] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 51.943297] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 51.950859] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.958452] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.966404] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.974164] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.982002] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.990490] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 51.996684] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.007885] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 52.021323] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.029055] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.046288] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.056908] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 52.067951] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.076239] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.086966] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 52.096329] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 52.107085] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.118307] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 52.124603] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.138032] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.146026] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.154364] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 52.167012] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 52.175193] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.183111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.194281] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 52.203270] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 52.213001] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 52.219229] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.226429] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 52.233971] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.245360] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.255880] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 52.263702] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 52.272615] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 52.279365] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.286332] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.294691] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.303086] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.309882] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.317804] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.329202] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 52.337818] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.346720] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.355133] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.361524] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.371329] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 52.385510] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.397248] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.417377] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 52.428188] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.454449] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 52.456953] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 52.459534] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 52.485484] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 52.487234] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network 2019/12/15 09:06:17 executed programs: 14 [ 52.503393] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.514315] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 52.527132] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.535865] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.544149] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.552143] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.552552] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.552855] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.553311] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.553614] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.554340] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.554651] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.560806] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 52.636417] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 52.643692] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 52.643779] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.674890] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 54.425320] ================================================================== [ 54.433377] BUG: KASAN: use-after-free in n_tty_receive_buf_common+0x1feb/0x2410 [ 54.433388] Read of size 1 at addr ffff888094cc1381 by task syz-executor.3/7445 [ 54.448507] [ 54.448520] CPU: 0 PID: 7445 Comm: syz-executor.3 Not tainted 4.14.158-syzkaller #0 [ 54.448524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.448527] Call Trace: [ 54.448545] dump_stack+0x142/0x197 [ 54.448562] ? n_tty_receive_buf_common+0x1feb/0x2410 [ 54.448572] print_address_description.cold+0x7c/0x1dc [ 54.448581] ? n_tty_receive_buf_common+0x1feb/0x2410 [ 54.448587] kasan_report.cold+0xa9/0x2af [ 54.448597] __asan_report_load1_noabort+0x14/0x20 [ 54.448605] n_tty_receive_buf_common+0x1feb/0x2410 [ 54.448628] n_tty_receive_buf2+0x34/0x40 [ 54.448636] ? n_tty_receive_buf_common+0x2410/0x2410 [ 54.448643] tty_ldisc_receive_buf+0xa5/0x1a0 [ 54.448652] paste_selection+0x1e6/0x3f2 [ 54.448660] ? find_held_lock+0x35/0x130 [ 54.448671] ? set_selection+0xe30/0xe30 [ 54.448681] ? lock_downgrade+0x740/0x740 [ 54.448689] ? wake_up_q+0xf0/0xf0 [ 54.448701] tioclinux+0x10e/0x400 [ 54.448709] vt_ioctl+0x180c/0x2170 [ 54.448718] ? avc_has_extended_perms+0x8ec/0xe40 [ 54.448727] ? complete_change_console+0x360/0x360 [ 54.448734] ? avc_ss_reset+0x110/0x110 [ 54.448745] ? __lock_acquire+0x5f7/0x4620 [ 54.448758] ? tty_jobctrl_ioctl+0x44/0xc10 [ 54.567049] ? complete_change_console+0x360/0x360 [ 54.567062] tty_ioctl+0x841/0x1320 [ 54.575625] ? tty_vhangup+0x30/0x30 [ 54.575636] ? __might_fault+0x110/0x1d0 [ 54.575650] ? __might_sleep+0x93/0xb0 [ 54.587378] ? __fget+0x210/0x370 [ 54.587395] ? tty_vhangup+0x30/0x30 [ 54.587405] do_vfs_ioctl+0x7ae/0x1060 [ 54.587417] ? selinux_file_mprotect+0x5d0/0x5d0 [ 54.587428] ? lock_downgrade+0x740/0x740 [ 54.587437] ? ioctl_preallocate+0x1c0/0x1c0 [ 54.587446] ? __fget+0x237/0x370 [ 54.587460] ? security_file_ioctl+0x7d/0xb0 [ 54.587466] ? security_file_ioctl+0x89/0xb0 [ 54.587482] SyS_ioctl+0x8f/0xc0 [ 54.587489] ? do_vfs_ioctl+0x1060/0x1060 [ 54.587500] do_syscall_64+0x1e8/0x640 [ 54.587507] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.587521] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 54.645557] RIP: 0033:0x45a909 [ 54.645562] RSP: 002b:00007f7acfb85c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.656467] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a909 [ 54.656472] RDX: 0000000020000140 RSI: 000000000000541c RDI: 0000000000000004 [ 54.656476] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 54.656480] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7acfb866d4 [ 54.656486] R13: 00000000004c5c62 R14: 00000000004dbf18 R15: 00000000ffffffff [ 54.693144] [ 54.693152] Allocated by task 7448: [ 54.693168] save_stack_trace+0x16/0x20 [ 54.693177] save_stack+0x45/0xd0 [ 54.693183] kasan_kmalloc+0xce/0xf0 [ 54.693188] __kmalloc+0x15d/0x7a0 [ 54.693197] set_selection+0x79a/0xe30 [ 54.693202] tioclinux+0xf7/0x400 [ 54.693208] vt_ioctl+0x180c/0x2170 [ 54.693217] tty_ioctl+0x841/0x1320 [ 54.693226] do_vfs_ioctl+0x7ae/0x1060 [ 54.693232] SyS_ioctl+0x8f/0xc0 [ 54.693241] do_syscall_64+0x1e8/0x640 [ 54.693250] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 54.693252] [ 54.693255] Freed by task 7439: [ 54.693261] save_stack_trace+0x16/0x20 [ 54.693266] save_stack+0x45/0xd0 [ 54.693272] kasan_slab_free+0x75/0xc0 [ 54.693276] kfree+0xcc/0x270 [ 54.693281] set_selection+0x7b7/0xe30 [ 54.693285] tioclinux+0xf7/0x400 [ 54.693290] vt_ioctl+0x180c/0x2170 [ 54.693295] tty_ioctl+0x841/0x1320 [ 54.693300] do_vfs_ioctl+0x7ae/0x1060 [ 54.693305] SyS_ioctl+0x8f/0xc0 [ 54.693310] do_syscall_64+0x1e8/0x640 [ 54.693317] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 54.693319] [ 54.693324] The buggy address belongs to the object at ffff888094cc1380 [ 54.693324] which belongs to the cache kmalloc-8192 of size 8192 [ 54.693333] The buggy address is located 1 bytes inside of [ 54.693333] 8192-byte region [ffff888094cc1380, ffff888094cc3380) [ 54.824121] The buggy address belongs to the page: [ 54.824136] page:ffffea0002533000 count:1 mapcount:0 mapping:ffff888094cc1380 index:0x0 compound_mapcount: 0 [ 54.829094] flags: 0xfffe0000008100(slab|head) [ 54.829105] raw: 00fffe0000008100 ffff888094cc1380 0000000000000000 0000000100000001 [ 54.829113] raw: ffffea0002545520 ffffea00024e9220 ffff8880aa802080 0000000000000000 [ 54.829117] page dumped because: kasan: bad access detected [ 54.829120] [ 54.829123] Memory state around the buggy address: [ 54.829130] ffff888094cc1280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 54.829136] ffff888094cc1300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 54.829140] >ffff888094cc1380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 54.829144] ^ [ 54.829148] ffff888094cc1400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 54.829152] ffff888094cc1480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 54.829154] ================================================================== [ 54.829157] Disabling lock debugging due to kernel taint [ 54.832587] Kernel panic - not syncing: panic_on_warn set ... [ 54.832587] [ 54.932160] CPU: 0 PID: 7445 Comm: syz-executor.3 Tainted: G B 4.14.158-syzkaller #0 [ 54.932167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.950559] Call Trace: [ 54.950575] dump_stack+0x142/0x197 [ 54.950590] ? n_tty_receive_buf_common+0x1feb/0x2410 [ 54.950600] panic+0x1f9/0x42d [ 54.950606] ? add_taint.cold+0x16/0x16 [ 54.950617] ? ___preempt_schedule+0x16/0x18 [ 54.950630] kasan_end_report+0x47/0x4f [ 54.950637] kasan_report.cold+0x130/0x2af [ 54.950645] __asan_report_load1_noabort+0x14/0x20 [ 54.950652] n_tty_receive_buf_common+0x1feb/0x2410 [ 54.950667] n_tty_receive_buf2+0x34/0x40 [ 54.950674] ? n_tty_receive_buf_common+0x2410/0x2410 [ 54.950679] tty_ldisc_receive_buf+0xa5/0x1a0 [ 54.950688] paste_selection+0x1e6/0x3f2 [ 54.950700] ? find_held_lock+0x35/0x130 [ 54.950706] ? set_selection+0xe30/0xe30 [ 54.950714] ? lock_downgrade+0x740/0x740 [ 54.950723] ? wake_up_q+0xf0/0xf0 [ 54.950733] tioclinux+0x10e/0x400 [ 54.950740] vt_ioctl+0x180c/0x2170 [ 54.950749] ? avc_has_extended_perms+0x8ec/0xe40 [ 54.950755] ? complete_change_console+0x360/0x360 [ 54.950761] ? avc_ss_reset+0x110/0x110 [ 54.950768] ? __lock_acquire+0x5f7/0x4620 [ 54.950777] ? tty_jobctrl_ioctl+0x44/0xc10 [ 54.950783] ? complete_change_console+0x360/0x360 [ 54.950790] tty_ioctl+0x841/0x1320 [ 54.950796] ? tty_vhangup+0x30/0x30 [ 54.950806] ? __might_fault+0x110/0x1d0 [ 54.950816] ? __might_sleep+0x93/0xb0 [ 54.950824] ? __fget+0x210/0x370 [ 54.950833] ? tty_vhangup+0x30/0x30 [ 54.950841] do_vfs_ioctl+0x7ae/0x1060 [ 54.950848] ? selinux_file_mprotect+0x5d0/0x5d0 [ 54.950854] ? lock_downgrade+0x740/0x740 [ 54.950861] ? ioctl_preallocate+0x1c0/0x1c0 [ 54.950868] ? __fget+0x237/0x370 [ 54.950884] ? security_file_ioctl+0x7d/0xb0 [ 54.950890] ? security_file_ioctl+0x89/0xb0 [ 54.950898] SyS_ioctl+0x8f/0xc0 [ 54.950904] ? do_vfs_ioctl+0x1060/0x1060 [ 54.950912] do_syscall_64+0x1e8/0x640 [ 54.950918] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.950928] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 54.950935] RIP: 0033:0x45a909 [ 54.950940] RSP: 002b:00007f7acfb85c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.950950] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a909 [ 54.950955] RDX: 0000000020000140 RSI: 000000000000541c RDI: 0000000000000004 [ 54.950959] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 54.950964] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7acfb866d4 [ 54.950969] R13: 00000000004c5c62 R14: 00000000004dbf18 R15: 00000000ffffffff [ 54.952560] Kernel Offset: disabled