Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 30.798972] audit: type=1400 audit(1598815110.071:8): avc: denied { execmem } for pid=6420 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 30.809488] IPVS: ftp: loaded support on port[0] = 21 [ 31.218736] can: request_module (can-proto-0) failed. [ 31.804839] can: request_module (can-proto-0) failed. [ 31.813368] can: request_module (can-proto-0) failed. [ 31.838356] audit: type=1400 audit(1598815111.111:9): avc: denied { create } for pid=6398 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.0.220' (ECDSA) to the list of known hosts. 2020/08/30 19:18:37 parsed 1 programs 2020/08/30 19:18:38 executed programs: 0 [ 39.299762] audit: type=1400 audit(1598815118.575:10): avc: denied { execmem } for pid=6540 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 39.365330] IPVS: ftp: loaded support on port[0] = 21 [ 39.372276] IPVS: ftp: loaded support on port[0] = 21 [ 39.442487] IPVS: ftp: loaded support on port[0] = 21 [ 39.464863] IPVS: ftp: loaded support on port[0] = 21 [ 39.506646] IPVS: ftp: loaded support on port[0] = 21 [ 39.506837] IPVS: ftp: loaded support on port[0] = 21 [ 39.613233] chnl_net:caif_netlink_parms(): no params data found [ 39.646413] chnl_net:caif_netlink_parms(): no params data found [ 39.683934] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.690796] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.697841] device bridge_slave_0 entered promiscuous mode [ 39.727611] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.734910] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.742185] device bridge_slave_1 entered promiscuous mode [ 39.765114] bridge0: port 1(bridge_slave_0) entered blocking state [ 39.771534] bridge0: port 1(bridge_slave_0) entered disabled state [ 39.779280] device bridge_slave_0 entered promiscuous mode [ 39.786525] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.823839] chnl_net:caif_netlink_parms(): no params data found [ 39.831775] bridge0: port 2(bridge_slave_1) entered blocking state [ 39.841026] bridge0: port 2(bridge_slave_1) entered disabled state [ 39.847780] device bridge_slave_1 entered promiscuous mode [ 39.855940] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.920180] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 39.974408] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 39.983613] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 39.992942] team0: Port device team_slave_0 added [ 40.001176] chnl_net:caif_netlink_parms(): no params data found [ 40.044197] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.061210] team0: Port device team_slave_1 added [ 40.086134] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.092713] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.099979] device bridge_slave_0 entered promiscuous mode [ 40.112354] chnl_net:caif_netlink_parms(): no params data found [ 40.123410] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.132215] team0: Port device team_slave_0 added [ 40.137300] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.149077] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.156406] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.163692] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.171041] device bridge_slave_1 entered promiscuous mode [ 40.178973] chnl_net:caif_netlink_parms(): no params data found [ 40.189763] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.196873] team0: Port device team_slave_1 added [ 40.202396] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.209495] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.215819] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.225452] device bridge_slave_0 entered promiscuous mode [ 40.235765] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.243126] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.250228] device bridge_slave_1 entered promiscuous mode [ 40.268842] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.307616] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.325905] device hsr_slave_0 entered promiscuous mode [ 40.332502] device hsr_slave_1 entered promiscuous mode [ 40.342754] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.355282] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.374324] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.381479] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.389211] device bridge_slave_0 entered promiscuous mode [ 40.395535] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.407240] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.426360] device hsr_slave_0 entered promiscuous mode [ 40.432508] device hsr_slave_1 entered promiscuous mode [ 40.439324] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.445635] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.453647] device bridge_slave_1 entered promiscuous mode [ 40.465159] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.473511] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.480848] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.488553] device bridge_slave_0 entered promiscuous mode [ 40.498686] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.508871] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.515896] team0: Port device team_slave_0 added [ 40.527755] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.536356] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.553136] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.559881] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.566611] device bridge_slave_1 entered promiscuous mode [ 40.573067] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.580096] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.590991] team0: Port device team_slave_1 added [ 40.603445] bridge0: port 2(bridge_slave_1) entered blocking state [ 40.609862] bridge0: port 2(bridge_slave_1) entered forwarding state [ 40.616684] bridge0: port 1(bridge_slave_0) entered blocking state [ 40.623060] bridge0: port 1(bridge_slave_0) entered forwarding state [ 40.632454] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.640810] team0: Port device team_slave_0 added [ 40.649929] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.660978] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.668153] team0: Port device team_slave_0 added [ 40.674208] bridge0: port 1(bridge_slave_0) entered disabled state [ 40.681532] bridge0: port 2(bridge_slave_1) entered disabled state [ 40.693761] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.707383] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.715839] team0: Port device team_slave_1 added [ 40.721945] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.730904] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.738773] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.745776] team0: Port device team_slave_1 added [ 40.755248] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.764507] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 40.773441] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 40.793081] device hsr_slave_0 entered promiscuous mode [ 40.798699] device hsr_slave_1 entered promiscuous mode [ 40.804389] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.817917] device hsr_slave_0 entered promiscuous mode [ 40.823860] device hsr_slave_1 entered promiscuous mode [ 40.830839] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.846399] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.853705] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.864993] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 40.874271] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 40.881514] team0: Port device team_slave_0 added [ 40.886932] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 40.896950] team0: Port device team_slave_1 added [ 40.916594] device hsr_slave_0 entered promiscuous mode [ 40.922347] device hsr_slave_1 entered promiscuous mode [ 40.931585] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 40.940425] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 40.949217] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 40.955606] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 40.965792] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 40.992298] device hsr_slave_0 entered promiscuous mode [ 40.998097] device hsr_slave_1 entered promiscuous mode [ 41.003800] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.029900] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.036045] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.043633] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.054441] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.073041] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.082969] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.102756] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 41.116109] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.134810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.142563] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.161970] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.174245] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.180747] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.190369] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.199475] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.208618] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.217937] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.226387] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.232989] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.242228] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.255983] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.266028] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.272489] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.280115] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.286868] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.294694] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.303400] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.309784] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.317507] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.323939] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.330849] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.340033] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.349724] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.360043] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 41.368877] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.378799] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 41.386313] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.394539] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.402340] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.408722] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.415522] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.423422] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.430959] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.437327] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.444129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.451841] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.459578] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.467026] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.473389] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.480101] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.489801] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 41.500552] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 41.509735] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.515832] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.523870] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.531368] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.539841] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 41.549568] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 41.558290] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 41.566228] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.574661] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.582954] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.591327] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.599350] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.606695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 41.614573] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 41.622202] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.629113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.636500] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.644413] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.651992] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.658379] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.665538] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.672593] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 41.679576] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.688455] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 41.695480] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.702220] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.710309] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 41.720604] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.729360] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.736985] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.744515] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.752459] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.760354] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.767429] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.775723] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 41.783931] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 41.792407] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 41.803484] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 41.811293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 41.818769] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 41.825523] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 41.833516] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 41.841200] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 41.849116] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 41.856692] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 41.864434] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.871567] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.878537] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 41.886868] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 41.896006] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.903619] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 41.913539] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 41.921403] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.929429] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.936805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 41.944476] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 41.951841] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 41.959807] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 41.967370] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.973686] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.981282] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 41.988351] 8021q: adding VLAN 0 to HW filter on device team0 [ 41.996349] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.007435] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.015312] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.026651] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.032791] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.043426] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.052040] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.060912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.068685] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.074997] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.082251] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.089911] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.097581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.104924] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.112493] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.120922] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.128986] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.137582] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.146144] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.158027] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.165724] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.172535] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.178983] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.185891] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.194150] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.202847] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.210600] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.216911] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.224035] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.231922] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.241464] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.251195] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.261351] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.269931] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.276802] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.285509] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.293366] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.301285] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.309074] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.315692] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.323403] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.331566] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.341113] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.353084] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 42.362241] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.371472] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.380026] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.388025] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.395371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.403436] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 42.410415] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.417640] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.424965] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.432610] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.441849] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.451798] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.460596] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.469266] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.476600] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.484508] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.492148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.500181] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.511786] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.520989] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.527581] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.533582] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.541183] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.549093] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.556429] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.565285] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.574547] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.581453] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.590260] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.598382] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.607611] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.616267] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.623743] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.631598] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.639189] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.645817] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.652775] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.660303] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.667713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.675325] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.682904] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.689355] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.696233] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.704067] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.711759] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.718260] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.725459] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 42.737273] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 42.750322] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.756336] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.772366] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.780155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.800901] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.801634] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.803337] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.804016] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.805886] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.805933] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 42.805955] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 42.806415] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.811353] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.811682] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.812174] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.812569] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.812837] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.813112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.813488] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.813896] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.814435] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.814661] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.833042] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.837825] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.839798] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.852556] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.853126] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.853479] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.854002] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.861680] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.863421] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.866415] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 42.872069] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.872402] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.872677] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.872738] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.873357] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.873380] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 42.882016] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 42.882255] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 42.882320] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 42.887511] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 43.158938] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.170387] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.178517] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 43.179559] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.183020] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.187606] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.197692] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.201371] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.201485] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.201553] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.201613] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.291659] ================================================================== [ 43.291687] BUG: KASAN: use-after-free in soft_cursor+0x430/0xc70 [ 43.291692] Read of size 9 at addr ffff88808efd4711 by task syz-executor.2/7443 [ 43.291694] [ 43.291701] CPU: 1 PID: 7443 Comm: syz-executor.2 Not tainted 4.19.142-syzkaller #0 [ 43.291704] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.291707] Call Trace: [ 43.291716] dump_stack+0x123/0x177 [ 43.291728] print_address_description.cold.8+0x9/0x1ff [ 43.291737] kasan_report.cold.9+0x242/0x309 [ 43.291741] ? soft_cursor+0x430/0xc70 [ 43.291749] check_memory_region+0x13e/0x1b0 [ 43.291756] memcpy+0x23/0x50 [ 43.291762] soft_cursor+0x430/0xc70 [ 43.291768] ? lockdep_hardirqs_on+0x421/0x5c0 [ 43.291773] ? kfree+0x107/0x220 [ 43.291785] bit_cursor+0xcd6/0x2190 [ 43.291798] ? bit_clear+0x630/0x630 [ 43.291811] ? fb_get_color_depth+0x49/0x60 [ 43.291818] ? get_color+0x30/0x340 [ 43.291823] ? bit_clear+0x630/0x630 [ 43.291830] fbcon_cursor+0x3d8/0x6b0 [ 43.291841] hide_cursor+0x73/0x2b0 [ 43.291847] redraw_screen+0x287/0x820 [ 43.291854] ? kasan_check_write+0x14/0x20 [ 43.291860] ? con_flush_chars+0x60/0x60 [ 43.291869] ? mutex_unlock+0xd/0x10 [ 43.291878] vc_do_resize+0xf63/0x1350 [ 43.291897] ? vt_console_print+0xef0/0xef0 [ 43.291902] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 43.291911] ? lock_acquire+0x173/0x3d0 [ 43.291915] ? vt_ioctl+0xeeb/0x2310 [ 43.291934] vc_resize+0x3d/0x60 [ 43.291940] ? console_lock+0x41/0x70 [ 43.291944] vt_ioctl+0xfc0/0x2310 [ 43.291953] ? complete_change_console+0x300/0x300 [ 43.291960] ? find_held_lock+0x36/0x1d0 [ 43.291972] ? avc_has_extended_perms+0x4c5/0x1170 [ 43.291977] ? lock_downgrade+0x860/0x860 [ 43.291984] ? kasan_check_read+0x11/0x20 [ 43.291997] tty_ioctl+0x452/0x1290 [ 43.292004] ? tty_vhangup+0x20/0x20 [ 43.292010] ? avc_ss_reset+0x130/0x130 [ 43.292021] ? mark_held_locks+0x130/0x130 [ 43.292026] ? mark_held_locks+0x130/0x130 [ 43.292049] do_vfs_ioctl+0x196/0x10c0 [ 43.292057] ? ioctl_preallocate+0x1c0/0x1c0 [ 43.292064] ? selinux_file_mprotect+0x5f0/0x5f0 [ 43.292076] ? ksys_dup3+0x2e0/0x2e0 [ 43.292082] ? put_timespec64+0xa9/0x100 [ 43.292087] ? nsecs_to_jiffies+0x20/0x20 [ 43.292095] ? security_file_ioctl+0x4a/0x90 [ 43.292100] ? __fget_light+0x174/0x1e0 [ 43.292108] ksys_ioctl+0x62/0x90 [ 43.292113] ? lockdep_hardirqs_on+0x421/0x5c0 [ 43.292119] __x64_sys_ioctl+0x6e/0xb0 [ 43.292127] do_syscall_64+0xd0/0x4e0 [ 43.292135] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 43.292140] RIP: 0033:0x45a6f9 [ 43.292145] Code: 2d b6 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 43.292148] RSP: 002b:00007fc5670fac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.292154] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a6f9 [ 43.292157] RDX: 00000000200002c0 RSI: 000000000000560a RDI: 0000000000000004 [ 43.292159] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 43.292162] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5670fb6d4 [ 43.292165] R13: 00000000004c6d62 R14: 00000000004dd350 R15: 00000000ffffffff [ 43.292177] [ 43.292180] Allocated by task 6599: [ 43.292185] save_stack+0x43/0xd0 [ 43.292189] kasan_kmalloc+0xc7/0xe0 [ 43.292194] __kmalloc_node_track_caller+0x50/0x70 [ 43.292199] __kmalloc_reserve.isra.41+0x2c/0xc0 [ 43.292204] pskb_expand_head+0x111/0xd90 [ 43.292211] netlink_trim+0x1a7/0x200 [ 43.292214] netlink_broadcast_filtered+0x57/0x920 [ 43.292218] nlmsg_notify+0x77/0x120 [ 43.292224] rtnl_notify+0x86/0xe0 [ 43.292229] rtmsg_fib+0x2f2/0x460 [ 43.292232] fib_table_insert+0x691/0x16c0 [ 43.292236] fib_magic.isra.22+0x33f/0x4e0 [ 43.292240] fib_add_ifaddr+0x3c9/0x480 [ 43.292243] fib_netdev_event+0x192/0x310 [ 43.292247] notifier_call_chain+0x8a/0x160 [ 43.292252] raw_notifier_call_chain+0x11/0x20 [ 43.292256] call_netdevice_notifiers_info+0x28/0x60 [ 43.292260] __dev_notify_flags+0xda/0x240 [ 43.292265] dev_change_flags+0xe6/0x150 [ 43.292268] do_setlink+0x11e7/0x2e10 [ 43.292271] rtnl_newlink+0xa1d/0x1320 [ 43.292274] rtnetlink_rcv_msg+0x34f/0x8f0 [ 43.292277] netlink_rcv_skb+0x13e/0x3d0 [ 43.292282] rtnetlink_rcv+0x10/0x20 [ 43.292285] netlink_unicast+0x443/0x650 [ 43.292289] netlink_sendmsg+0x765/0xc40 [ 43.292292] sock_sendmsg+0xb5/0xf0 [ 43.292296] __sys_sendto+0x1f2/0x2e0 [ 43.292299] __x64_sys_sendto+0xdc/0x1a0 [ 43.292303] do_syscall_64+0xd0/0x4e0 [ 43.292307] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 43.292309] [ 43.292312] Freed by task 6599: [ 43.292322] save_stack+0x43/0xd0 [ 43.292327] __kasan_slab_free+0x102/0x150 [ 43.292331] kasan_slab_free+0xe/0x10 [ 43.292334] kfree+0xcf/0x220 [ 43.292339] skb_free_head+0x74/0x90 [ 43.292342] skb_release_data+0x50e/0x790 [ 43.292345] skb_release_all+0x3d/0x50 [ 43.292349] consume_skb+0x91/0x270 [ 43.292352] netlink_broadcast_filtered+0x285/0x920 [ 43.292356] nlmsg_notify+0x77/0x120 [ 43.292360] rtnl_notify+0x86/0xe0 [ 43.292363] rtmsg_fib+0x2f2/0x460 [ 43.292367] fib_table_insert+0x691/0x16c0 [ 43.292371] fib_magic.isra.22+0x33f/0x4e0 [ 43.292374] fib_add_ifaddr+0x3c9/0x480 [ 43.292378] fib_netdev_event+0x192/0x310 [ 43.292382] notifier_call_chain+0x8a/0x160 [ 43.292386] raw_notifier_call_chain+0x11/0x20 [ 43.292390] call_netdevice_notifiers_info+0x28/0x60 [ 43.292394] __dev_notify_flags+0xda/0x240 [ 43.292398] dev_change_flags+0xe6/0x150 [ 43.292402] do_setlink+0x11e7/0x2e10 [ 43.292405] rtnl_newlink+0xa1d/0x1320 [ 43.292409] rtnetlink_rcv_msg+0x34f/0x8f0 [ 43.292412] netlink_rcv_skb+0x13e/0x3d0 [ 43.292416] rtnetlink_rcv+0x10/0x20 [ 43.292420] netlink_unicast+0x443/0x650 [ 43.292423] netlink_sendmsg+0x765/0xc40 [ 43.292426] sock_sendmsg+0xb5/0xf0 [ 43.292429] __sys_sendto+0x1f2/0x2e0 [ 43.292432] __x64_sys_sendto+0xdc/0x1a0 [ 43.292437] do_syscall_64+0xd0/0x4e0 [ 43.292440] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 43.292443] [ 43.292447] The buggy address belongs to the object at ffff88808efd4540 [ 43.292447] which belongs to the cache kmalloc-512 of size 512 [ 43.292451] The buggy address is located 465 bytes inside of [ 43.292451] 512-byte region [ffff88808efd4540, ffff88808efd4740) [ 43.292453] The buggy address belongs to the page: [ 43.292457] page:ffffea00023bf500 count:1 mapcount:0 mapping:ffff88812c29c940 index:0x0 [ 43.292462] flags: 0xfffe0000000100(slab) [ 43.292468] raw: 00fffe0000000100 ffffea00022f1b08 ffffea000238f148 ffff88812c29c940 [ 43.292473] raw: 0000000000000000 ffff88808efd4040 0000000100000006 0000000000000000 [ 43.292475] page dumped because: kasan: bad access detected [ 43.292477] [ 43.292479] Memory state around the buggy address: [ 43.292483] ffff88808efd4600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 43.292486] ffff88808efd4680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 43.292490] >ffff88808efd4700: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 43.292492] ^ [ 43.292496] ffff88808efd4780: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 43.292499] ffff88808efd4800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 43.292502] ================================================================== [ 43.292504] Disabling lock debugging due to kernel taint [ 43.292621] Kernel panic - not syncing: panic_on_warn set ... [ 43.292621] [ 43.292625] CPU: 1 PID: 7443 Comm: syz-executor.2 Tainted: G B 4.19.142-syzkaller #0 [ 43.292628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.292629] Call Trace: [ 43.292635] dump_stack+0x123/0x177 [ 43.292640] panic+0x1cd/0x375 [ 43.292643] ? __warn_printk+0xd6/0xd6 [ 43.292648] ? ___preempt_schedule+0x16/0x18 [ 43.292656] kasan_end_report+0x47/0x4f [ 43.292660] kasan_report.cold.9+0x76/0x309 [ 43.292664] ? soft_cursor+0x430/0xc70 [ 43.292668] check_memory_region+0x13e/0x1b0 [ 43.292673] memcpy+0x23/0x50 [ 43.292676] soft_cursor+0x430/0xc70 [ 43.292680] ? lockdep_hardirqs_on+0x421/0x5c0 [ 43.292684] ? kfree+0x107/0x220 [ 43.292691] bit_cursor+0xcd6/0x2190 [ 43.292698] ? bit_clear+0x630/0x630 [ 43.292706] ? fb_get_color_depth+0x49/0x60 [ 43.292710] ? get_color+0x30/0x340 [ 43.292713] ? bit_clear+0x630/0x630 [ 43.292718] fbcon_cursor+0x3d8/0x6b0 [ 43.292725] hide_cursor+0x73/0x2b0 [ 43.292730] redraw_screen+0x287/0x820 [ 43.292735] ? kasan_check_write+0x14/0x20 [ 43.292739] ? con_flush_chars+0x60/0x60 [ 43.292745] ? mutex_unlock+0xd/0x10 [ 43.292751] vc_do_resize+0xf63/0x1350 [ 43.292762] ? vt_console_print+0xef0/0xef0 [ 43.292766] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 43.292771] ? lock_acquire+0x173/0x3d0 [ 43.292775] ? vt_ioctl+0xeeb/0x2310 [ 43.292781] vc_resize+0x3d/0x60 [ 43.292785] ? console_lock+0x41/0x70 [ 43.292789] vt_ioctl+0xfc0/0x2310 [ 43.292794] ? complete_change_console+0x300/0x300 [ 43.292799] ? find_held_lock+0x36/0x1d0 [ 43.292806] ? avc_has_extended_perms+0x4c5/0x1170 [ 43.292810] ? lock_downgrade+0x860/0x860 [ 43.292815] ? kasan_check_read+0x11/0x20 [ 43.292823] tty_ioctl+0x452/0x1290 [ 43.292827] ? tty_vhangup+0x20/0x20 [ 43.292832] ? avc_ss_reset+0x130/0x130 [ 43.292838] ? mark_held_locks+0x130/0x130 [ 43.292842] ? mark_held_locks+0x130/0x130 [ 43.292856] do_vfs_ioctl+0x196/0x10c0 [ 43.292861] ? ioctl_preallocate+0x1c0/0x1c0 [ 43.292866] ? selinux_file_mprotect+0x5f0/0x5f0 [ 43.292874] ? ksys_dup3+0x2e0/0x2e0 [ 43.292877] ? put_timespec64+0xa9/0x100 [ 43.292881] ? nsecs_to_jiffies+0x20/0x20 [ 43.292887] ? security_file_ioctl+0x4a/0x90 [ 43.292891] ? __fget_light+0x174/0x1e0 [ 43.292896] ksys_ioctl+0x62/0x90 [ 43.292900] ? lockdep_hardirqs_on+0x421/0x5c0 [ 43.292904] __x64_sys_ioctl+0x6e/0xb0 [ 43.292909] do_syscall_64+0xd0/0x4e0 [ 43.292914] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 43.292918] RIP: 0033:0x45a6f9 [ 43.292927] Code: 2d b6 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 fb b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 43.292930] RSP: 002b:00007fc5670fac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 43.292934] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a6f9 [ 43.292937] RDX: 00000000200002c0 RSI: 000000000000560a RDI: 0000000000000004 [ 43.292939] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 43.292942] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc5670fb6d4 [ 43.292944] R13: 00000000004c6d62 R14: 00000000004dd350 R15: 00000000ffffffff [ 43.294176] Kernel Offset: disabled