[ 47.076800] audit: type=1400 audit(1580256650.697:37): avc: denied { create } for pid=7239 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_crypto_socket permissive=1 [ 47.100471] audit: type=1400 audit(1580256650.697:38): avc: denied { create } for pid=7239 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 47.124324] audit: type=1400 audit(1580256650.697:39): avc: denied { create } for pid=7239 comm="syz-fuzzer" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 Warning: Permanently added '10.128.0.217' (ECDSA) to the list of known hosts. 2020/01/29 00:10:57 parsed 1 programs 2020/01/29 00:10:57 executed programs: 0 [ 54.410539] IPVS: ftp: loaded support on port[0] = 21 [ 54.423314] IPVS: ftp: loaded support on port[0] = 21 [ 54.467806] IPVS: ftp: loaded support on port[0] = 21 [ 54.482314] IPVS: ftp: loaded support on port[0] = 21 [ 54.532871] chnl_net:caif_netlink_parms(): no params data found [ 54.534925] IPVS: ftp: loaded support on port[0] = 21 [ 54.586530] IPVS: ftp: loaded support on port[0] = 21 [ 54.592211] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.601483] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.608520] device bridge_slave_0 entered promiscuous mode [ 54.617144] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.623666] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.630463] device bridge_slave_1 entered promiscuous mode [ 54.665260] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 54.689754] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 54.750534] chnl_net:caif_netlink_parms(): no params data found [ 54.766506] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 54.774630] team0: Port device team_slave_0 added [ 54.794697] chnl_net:caif_netlink_parms(): no params data found [ 54.803426] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 54.810689] team0: Port device team_slave_1 added [ 54.818183] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.842780] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.882921] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.889612] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.897820] device bridge_slave_0 entered promiscuous mode [ 54.965540] device hsr_slave_0 entered promiscuous mode [ 55.003342] device hsr_slave_1 entered promiscuous mode [ 55.078684] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.085242] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.092275] device bridge_slave_1 entered promiscuous mode [ 55.110356] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 55.120222] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 55.141390] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 55.156550] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 55.169673] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.176597] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.183856] device bridge_slave_0 entered promiscuous mode [ 55.190226] chnl_net:caif_netlink_parms(): no params data found [ 55.203626] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 55.210919] team0: Port device team_slave_0 added [ 55.217808] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 55.225476] team0: Port device team_slave_1 added [ 55.230591] chnl_net:caif_netlink_parms(): no params data found [ 55.239268] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.245958] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.252875] device bridge_slave_1 entered promiscuous mode [ 55.279475] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 55.289539] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 55.309578] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 55.329736] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 55.415433] device hsr_slave_0 entered promiscuous mode [ 55.453278] device hsr_slave_1 entered promiscuous mode [ 55.493818] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 55.502413] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 55.514556] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.520929] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.528296] device bridge_slave_0 entered promiscuous mode [ 55.537062] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.543602] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.550547] device bridge_slave_1 entered promiscuous mode [ 55.569321] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.575750] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.582746] device bridge_slave_0 entered promiscuous mode [ 55.590496] chnl_net:caif_netlink_parms(): no params data found [ 55.608427] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 55.615637] team0: Port device team_slave_0 added [ 55.625821] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.632198] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.640069] device bridge_slave_1 entered promiscuous mode [ 55.651739] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.662820] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 55.670708] team0: Port device team_slave_1 added [ 55.679352] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 55.688059] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 55.703284] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 55.712583] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 55.720539] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 55.737127] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 55.805324] device hsr_slave_0 entered promiscuous mode [ 55.853516] device hsr_slave_1 entered promiscuous mode [ 55.903630] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 55.910891] team0: Port device team_slave_0 added [ 55.930238] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.937357] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 55.945157] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 55.952320] team0: Port device team_slave_1 added [ 55.958058] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 55.966067] team0: Port device team_slave_0 added [ 55.972153] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 55.979692] team0: Port device team_slave_1 added [ 55.993183] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 56.000024] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.006586] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.013775] device bridge_slave_0 entered promiscuous mode [ 56.020383] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 56.028512] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 56.036437] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 56.048264] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.055148] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.062207] device bridge_slave_1 entered promiscuous mode [ 56.086104] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 56.101044] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 56.119458] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 56.155117] device hsr_slave_0 entered promiscuous mode [ 56.193415] device hsr_slave_1 entered promiscuous mode [ 56.285538] device hsr_slave_0 entered promiscuous mode [ 56.333426] device hsr_slave_1 entered promiscuous mode [ 56.387136] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 56.394307] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 56.403627] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 56.423951] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 56.431338] team0: Port device team_slave_0 added [ 56.438568] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 56.448257] team0: Port device team_slave_1 added [ 56.454040] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 56.461054] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 56.475597] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.482911] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.491705] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 56.500945] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.532484] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.540654] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.550632] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.560567] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 56.585004] device hsr_slave_0 entered promiscuous mode [ 56.623293] device hsr_slave_1 entered promiscuous mode [ 56.663893] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 56.671055] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 56.683678] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.692601] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 56.698862] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.708790] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.716953] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.727966] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 56.738754] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 56.745096] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.751779] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 56.759562] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.781048] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 56.792072] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 56.809103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.817073] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.824952] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.831403] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.838574] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.846589] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.854234] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.860587] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.867840] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.877499] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 56.891964] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.901925] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 56.910461] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.920769] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.929014] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.937163] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.943700] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.950739] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.960257] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.968700] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 56.979209] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 56.987661] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 56.995407] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.006178] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.014400] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.021936] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.028326] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.037913] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 57.046151] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 57.055691] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 57.064819] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.074015] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.082939] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 57.090287] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.097886] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.105790] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.113608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.120660] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.127634] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.135326] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.142185] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.158927] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 57.171193] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 57.178032] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.185262] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 57.200986] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.210141] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.218046] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.227628] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 57.237699] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 57.249170] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.257538] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.265362] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.271718] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.278710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.286740] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.294430] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.300760] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.308452] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 57.318604] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 57.329505] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 57.343060] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.350103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.357212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.364919] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.372348] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.380206] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.388407] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.396541] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.404175] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.410506] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.419602] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 57.428045] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.436599] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 57.449959] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.458385] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 57.468999] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.476817] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.486417] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 57.495072] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 57.504795] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 57.512262] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 57.522183] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 57.529692] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.537954] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.546805] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.553202] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.560093] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.568057] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.575660] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.583489] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.591639] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.600877] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 57.616320] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 57.624773] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.632583] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.640404] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.650068] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.661380] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.669431] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 57.678600] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 57.687112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.694269] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.701347] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.709543] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.718562] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.726406] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.736295] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 57.742382] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.750411] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 57.762524] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 57.771411] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.778703] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.787150] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.795042] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.802531] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.810323] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.820633] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 57.829352] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 57.836574] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 57.847562] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 57.853869] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.867459] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 57.875740] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 57.882449] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.892056] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.899861] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.907527] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.915357] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.922020] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.931552] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 57.945147] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 57.954964] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 57.962849] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.971911] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.979941] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.987691] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.995588] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.003521] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.009868] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.016782] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.024659] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.032120] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.038504] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.045784] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.052693] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.062035] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 58.072261] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.080700] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 58.091786] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 58.102052] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.108714] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.118384] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.126053] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.133739] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.141442] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.151105] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 58.158198] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.167114] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 58.176148] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 58.184492] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 58.194580] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 58.194648] audit: type=1400 audit(1580256661.817:40): avc: denied { associate } for pid=7334 comm="syz-executor.2" name="syz2" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 58.210307] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 58.234963] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.242501] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.257575] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.267531] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.279791] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.287879] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.294268] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.301334] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.309591] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.317244] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.323630] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.330587] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.340613] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 58.347196] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.357333] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 58.370796] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 58.378262] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 58.390983] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 58.415393] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 58.423872] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 58.430581] audit: type=1400 audit(1580256662.047:41): avc: denied { write } for pid=7356 comm="syz-executor.2" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 58.459693] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.459742] audit: type=1400 audit(1580256662.057:42): avc: denied { read } for pid=7356 comm="syz-executor.2" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 58.467665] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.499665] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.506540] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.514830] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.521546] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.535607] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 58.544755] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 58.557996] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 58.570325] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.577224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.586014] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.594426] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.601137] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.609016] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.617717] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.626962] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 58.636633] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.645145] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 58.654449] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.663960] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.671744] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.686114] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.694840] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.705366] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 58.713668] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.720591] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.728666] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.748457] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 58.763313] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 58.770724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.785132] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.814525] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.824086] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.845449] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 58.851550] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.892106] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 58.915273] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.928093] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.952436] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 58.966197] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.995754] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 59.004195] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.018456] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 59.025746] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.038350] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.062111] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 59.079155] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.089876] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.101681] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.110257] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 59.124596] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 59.131955] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.139890] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.176797] 8021q: adding VLAN 0 to HW filter on device batadv0 2020/01/29 00:11:03 executed programs: 17 2020/01/29 00:11:08 executed programs: 156 2020/01/29 00:11:13 executed programs: 298 2020/01/29 00:11:18 executed programs: 444 2020/01/29 00:11:23 executed programs: 589 2020/01/29 00:11:28 executed programs: 730 2020/01/29 00:11:33 executed programs: 872 2020/01/29 00:11:38 executed programs: 1016 [ 98.890217] [ 98.891904] ===================================== [ 98.896725] WARNING: bad unlock balance detected! [ 98.901617] 4.19.99-syzkaller #0 Not tainted [ 98.906010] ------------------------------------- [ 98.910858] syz-executor.2/20316 is trying to release lock (&file->mut) at: [ 98.917951] [] ucma_destroy_id+0x240/0x400 [ 98.923736] but there are no more locks to release! [ 98.928781] [ 98.928781] other info that might help us debug this: [ 98.935430] 1 lock held by syz-executor.2/20316: [ 98.940769] #0: 00000000d0eb5230 (&file->mut){+.+.}, at: ucma_destroy_id+0x1e0/0x400 [ 98.948732] [ 98.948732] stack backtrace: [ 98.953224] CPU: 0 PID: 20316 Comm: syz-executor.2 Not tainted 4.19.99-syzkaller #0 [ 98.961038] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.970374] Call Trace: [ 98.972945] dump_stack+0x123/0x177 [ 98.976557] ? ucma_destroy_id+0x240/0x400 [ 98.980855] print_unlock_imbalance_bug.cold.50+0x114/0x123 [ 98.986558] lock_release+0x685/0x850 [ 98.990419] ? ucma_destroy_id+0x240/0x400 [ 98.994649] ? lock_downgrade+0x860/0x860 [ 98.998815] ? mutex_trylock+0x1e0/0x1e0 [ 99.002867] __mutex_unlock_slowpath+0x8e/0x6a0 [ 99.007523] ? wait_for_completion+0x460/0x460 [ 99.012224] mutex_unlock+0xd/0x10 [ 99.015745] ucma_destroy_id+0x240/0x400 [ 99.019782] ? ucma_close+0x2e0/0x2e0 [ 99.023567] ? kasan_check_write+0x14/0x20 [ 99.028753] ucma_write+0x203/0x2d0 [ 99.032362] ? ucma_open+0x260/0x260 [ 99.036064] ? find_held_lock+0x36/0x1d0 [ 99.040125] __vfs_write+0xe3/0x890 [ 99.043745] ? kernel_read+0x130/0x130 [ 99.047633] ? __might_sleep+0x95/0x190 [ 99.051790] ? __inode_security_revalidate+0x9d/0xc0 [ 99.056890] ? selinux_file_permission+0x326/0x3f0 [ 99.062939] ? security_file_permission+0x46/0x190 [ 99.067941] ? rw_verify_area+0xb8/0x2b0 [ 99.072050] vfs_write+0x150/0x4d0 [ 99.075585] ksys_write+0x103/0x260 [ 99.079213] ? __ia32_sys_read+0xa0/0xa0 [ 99.083255] ? do_syscall_64+0x21/0x4e0 [ 99.087216] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.092594] __x64_sys_write+0x6e/0xb0 [ 99.096486] do_syscall_64+0xd0/0x4e0 [ 99.100281] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.105459] RIP: 0033:0x45a679 [ 99.108631] Code: ad 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 99.127520] RSP: 002b:00007f29c6844c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 99.135226] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 [ 99.143356] RDX: 0000000000000018 RSI: 0000000020000140 RDI: 0000000000000003 [ 99.150734] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 99.158000] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f29c68456d4 [ 99.165551] R13: 00000000004d2b20 R14: 00000000004e3ba8 R15: 00000000ffffffff [ 99.176251] ================================================================== [ 99.183638] BUG: KASAN: use-after-free in ucma_destroy_id+0x3ce/0x400 [ 99.190332] Read of size 8 at addr ffff88809b9a5328 by task syz-executor.2/20316 [ 99.197937] [ 99.199563] CPU: 0 PID: 20316 Comm: syz-executor.2 Not tainted 4.19.99-syzkaller #0 [ 99.207353] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.216701] Call Trace: [ 99.219296] dump_stack+0x123/0x177 [ 99.222959] print_address_description.cold.8+0x9/0x1ff [ 99.228329] kasan_report.cold.9+0x242/0x309 [ 99.232730] ? ucma_destroy_id+0x3ce/0x400 [ 99.236979] __asan_report_load8_noabort+0x14/0x20 [ 99.241909] ucma_destroy_id+0x3ce/0x400 [ 99.245972] ? ucma_close+0x2e0/0x2e0 [ 99.249767] ? kasan_check_write+0x14/0x20 [ 99.253999] ucma_write+0x203/0x2d0 [ 99.257626] ? ucma_open+0x260/0x260 [ 99.261333] ? find_held_lock+0x36/0x1d0 [ 99.265657] __vfs_write+0xe3/0x890 [ 99.269283] ? kernel_read+0x130/0x130 [ 99.273193] ? __might_sleep+0x95/0x190 [ 99.277221] ? __inode_security_revalidate+0x9d/0xc0 [ 99.282578] ? selinux_file_permission+0x326/0x3f0 [ 99.287592] ? security_file_permission+0x46/0x190 [ 99.292523] ? rw_verify_area+0xb8/0x2b0 [ 99.296568] vfs_write+0x150/0x4d0 [ 99.300107] ksys_write+0x103/0x260 [ 99.303715] ? __ia32_sys_read+0xa0/0xa0 [ 99.307776] ? do_syscall_64+0x21/0x4e0 [ 99.311747] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.317099] __x64_sys_write+0x6e/0xb0 [ 99.321071] do_syscall_64+0xd0/0x4e0 [ 99.324867] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.330270] RIP: 0033:0x45a679 [ 99.333477] Code: ad 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 99.352369] RSP: 002b:00007f29c6844c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 99.360306] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 [ 99.367572] RDX: 0000000000000018 RSI: 0000000020000140 RDI: 0000000000000003 [ 99.374825] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 99.382079] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f29c68456d4 [ 99.389404] R13: 00000000004d2b20 R14: 00000000004e3ba8 R15: 00000000ffffffff [ 99.396671] [ 99.398289] Allocated by task 20316: [ 99.402496] save_stack+0x43/0xd0 [ 99.405930] kasan_kmalloc+0xc7/0xe0 [ 99.409631] kmem_cache_alloc_trace+0x152/0x740 [ 99.414297] ucma_alloc_ctx+0x4c/0x490 [ 99.418295] ucma_create_id+0xeb/0x560 [ 99.422267] ucma_write+0x203/0x2d0 [ 99.425876] __vfs_write+0xe3/0x890 [ 99.429492] vfs_write+0x150/0x4d0 [ 99.433020] ksys_write+0x103/0x260 [ 99.436639] __x64_sys_write+0x6e/0xb0 [ 99.440617] do_syscall_64+0xd0/0x4e0 [ 99.444417] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.449715] [ 99.451336] Freed by task 20302: [ 99.454695] save_stack+0x43/0xd0 [ 99.458156] __kasan_slab_free+0x102/0x150 [ 99.462388] kasan_slab_free+0xe/0x10 [ 99.466178] kfree+0xcf/0x220 [ 99.469385] ucma_free_ctx+0x750/0xcd0 [ 99.473346] ucma_close+0x109/0x2e0 [ 99.476959] __fput+0x249/0x7f0 [ 99.480231] ____fput+0x9/0x10 [ 99.483406] task_work_run+0x108/0x180 [ 99.487281] exit_to_usermode_loop+0x1a9/0x200 [ 99.491967] do_syscall_64+0x413/0x4e0 [ 99.495852] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.501178] [ 99.502805] The buggy address belongs to the object at ffff88809b9a52c0 [ 99.502805] which belongs to the cache kmalloc-256 of size 256 [ 99.515455] The buggy address is located 104 bytes inside of [ 99.515455] 256-byte region [ffff88809b9a52c0, ffff88809b9a53c0) [ 99.527320] The buggy address belongs to the page: [ 99.532244] page:ffffea00026e6940 count:1 mapcount:0 mapping:ffff88812c31c7c0 index:0x0 [ 99.540625] flags: 0xfffe0000000100(slab) [ 99.544763] raw: 00fffe0000000100 ffffea0002693708 ffffea0001f7ae08 ffff88812c31c7c0 [ 99.552640] raw: 0000000000000000 ffff88809b9a5040 000000010000000c 0000000000000000 [ 99.560517] page dumped because: kasan: bad access detected [ 99.566334] [ 99.567937] Memory state around the buggy address: [ 99.572853] ffff88809b9a5200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 99.580201] ffff88809b9a5280: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 99.587553] >ffff88809b9a5300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 99.595022] ^ [ 99.599764] ffff88809b9a5380: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 99.607119] ffff88809b9a5400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 99.614469] ================================================================== [ 99.625321] Kernel panic - not syncing: panic_on_warn set ... [ 99.625321] [ 99.632728] CPU: 0 PID: 20316 Comm: syz-executor.2 Tainted: G B 4.19.99-syzkaller #0 [ 99.641934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.651323] Call Trace: [ 99.653907] dump_stack+0x123/0x177 [ 99.657538] panic+0x1cd/0x375 [ 99.660847] ? __warn_printk+0xd6/0xd6 [ 99.664731] ? ___preempt_schedule+0x16/0x18 [ 99.669183] kasan_end_report+0x47/0x4f [ 99.673140] kasan_report.cold.9+0x76/0x309 [ 99.677462] ? ucma_destroy_id+0x3ce/0x400 [ 99.681695] __asan_report_load8_noabort+0x14/0x20 [ 99.686616] ucma_destroy_id+0x3ce/0x400 [ 99.690689] ? ucma_close+0x2e0/0x2e0 2020/01/29 00:11:43 executed programs: 1146 [ 99.694486] ? kasan_check_write+0x14/0x20 [ 99.698900] ucma_write+0x203/0x2d0 [ 99.702516] ? ucma_open+0x260/0x260 [ 99.706249] ? find_held_lock+0x36/0x1d0 [ 99.710305] __vfs_write+0xe3/0x890 [ 99.713928] ? kernel_read+0x130/0x130 [ 99.718154] ? __might_sleep+0x95/0x190 [ 99.722114] ? __inode_security_revalidate+0x9d/0xc0 [ 99.727323] ? selinux_file_permission+0x326/0x3f0 [ 99.732269] ? security_file_permission+0x46/0x190 [ 99.737197] ? rw_verify_area+0xb8/0x2b0 [ 99.741314] vfs_write+0x150/0x4d0 [ 99.744852] ksys_write+0x103/0x260 [ 99.748460] ? __ia32_sys_read+0xa0/0xa0 [ 99.752510] ? do_syscall_64+0x21/0x4e0 [ 99.756477] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.761950] __x64_sys_write+0x6e/0xb0 [ 99.765827] do_syscall_64+0xd0/0x4e0 [ 99.769673] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.774850] RIP: 0033:0x45a679 [ 99.778023] Code: ad 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 99.796930] RSP: 002b:00007f29c6844c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 99.804650] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 [ 99.812081] RDX: 0000000000000018 RSI: 0000000020000140 RDI: 0000000000000003 [ 99.819338] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 99.826593] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f29c68456d4 [ 99.833848] R13: 00000000004d2b20 R14: 00000000004e3ba8 R15: 00000000ffffffff [ 99.842782] Kernel Offset: disabled [ 99.846413] Rebooting in 86400 seconds..