syzkaller login: [ 36.106469] kauditd_printk_skb: 9 callbacks suppressed [ 36.106474] audit: type=1400 audit(1578840915.806:35): avc: denied { map } for pid=7073 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 [ 42.444970] audit: type=1400 audit(1578840922.146:36): avc: denied { map } for pid=7084 comm="syz-fuzzer" path="/root/syz-fuzzer" 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 [ 43.151752] IPVS: ftp: loaded support on port[0] = 21 [ 43.559691] can: request_module (can-proto-0) failed. [ 44.669016] can: request_module (can-proto-0) failed. [ 44.834002] audit: type=1400 audit(1578840924.536:37): avc: denied { create } for pid=7084 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 [ 44.857777] audit: type=1400 audit(1578840924.536:38): avc: denied { create } for pid=7084 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 [ 44.882015] audit: type=1400 audit(1578840924.536:39): avc: denied { create } for pid=7084 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 '10.128.10.26' (ECDSA) to the list of known hosts. 2020/01/12 14:55:31 parsed 1 programs 2020/01/12 14:55:31 executed programs: 0 [ 52.073715] IPVS: ftp: loaded support on port[0] = 21 [ 52.076667] IPVS: ftp: loaded support on port[0] = 21 [ 52.089436] IPVS: ftp: loaded support on port[0] = 21 [ 52.102339] IPVS: ftp: loaded support on port[0] = 21 [ 52.114635] IPVS: ftp: loaded support on port[0] = 21 [ 52.127238] IPVS: ftp: loaded support on port[0] = 21 [ 52.322856] chnl_net:caif_netlink_parms(): no params data found [ 52.350495] chnl_net:caif_netlink_parms(): no params data found [ 52.393037] chnl_net:caif_netlink_parms(): no params data found [ 52.406789] chnl_net:caif_netlink_parms(): no params data found [ 52.462678] chnl_net:caif_netlink_parms(): no params data found [ 52.499596] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.506393] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.513377] device bridge_slave_0 entered promiscuous mode [ 52.536023] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.543280] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.550111] device bridge_slave_0 entered promiscuous mode [ 52.559450] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.565849] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.573058] device bridge_slave_1 entered promiscuous mode [ 52.583841] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.590238] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.597547] device bridge_slave_1 entered promiscuous mode [ 52.603672] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.610014] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.617452] device bridge_slave_0 entered promiscuous mode [ 52.625787] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.632205] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.639174] device bridge_slave_1 entered promiscuous mode [ 52.668314] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.677117] chnl_net:caif_netlink_parms(): no params data found [ 52.709829] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.717882] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.724824] device bridge_slave_0 entered promiscuous mode [ 52.732267] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.739862] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.746561] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.753873] device bridge_slave_1 entered promiscuous mode [ 52.761258] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.778201] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.795831] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.817142] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.838257] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.845878] team0: Port device team_slave_0 added [ 52.851855] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.858242] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.865414] device bridge_slave_0 entered promiscuous mode [ 52.880562] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.888290] team0: Port device team_slave_0 added [ 52.898099] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 52.906003] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.913670] team0: Port device team_slave_1 added [ 52.918885] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.925419] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.934681] device bridge_slave_1 entered promiscuous mode [ 52.941291] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.948433] team0: Port device team_slave_1 added [ 52.959146] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 52.966319] team0: Port device team_slave_0 added [ 52.972177] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 52.979958] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 52.987546] team0: Port device team_slave_1 added [ 52.992801] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.004193] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.012052] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.019053] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.025497] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.032481] device bridge_slave_0 entered promiscuous mode [ 53.043668] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.057378] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.064871] team0: Port device team_slave_0 added [ 53.070087] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.077571] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.084655] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.091341] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.098134] device bridge_slave_1 entered promiscuous mode [ 53.114056] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.122333] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.129497] team0: Port device team_slave_1 added [ 53.135018] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.145766] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.205913] device hsr_slave_0 entered promiscuous mode [ 53.251864] device hsr_slave_1 entered promiscuous mode [ 53.292321] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.300141] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.353466] device hsr_slave_0 entered promiscuous mode [ 53.394623] device hsr_slave_1 entered promiscuous mode [ 53.473612] device hsr_slave_0 entered promiscuous mode [ 53.541101] device hsr_slave_1 entered promiscuous mode [ 53.592223] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.600270] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.611535] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.627034] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.634702] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.647300] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.712376] device hsr_slave_0 entered promiscuous mode [ 53.771080] device hsr_slave_1 entered promiscuous mode [ 53.841330] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.848332] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 53.858693] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 53.866564] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.874069] team0: Port device team_slave_0 added [ 53.888714] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.900962] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.908202] team0: Port device team_slave_1 added [ 53.914177] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.921741] team0: Port device team_slave_0 added [ 53.929816] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 53.937229] team0: Port device team_slave_1 added [ 53.944988] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.953055] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 53.963889] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.971302] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 53.978412] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 53.985806] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.042484] device hsr_slave_0 entered promiscuous mode [ 54.091163] device hsr_slave_1 entered promiscuous mode [ 54.132464] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 54.141019] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.160248] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.173151] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 54.204245] device hsr_slave_0 entered promiscuous mode [ 54.241224] device hsr_slave_1 entered promiscuous mode [ 54.281494] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 54.288856] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 54.299245] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.307923] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.323884] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.329973] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.337904] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.346030] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.357616] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.368407] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 54.379248] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.391881] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.399617] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.408071] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.414561] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.423181] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.437933] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.449860] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.461892] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.474717] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.485544] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 54.492868] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.500583] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.511439] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.517850] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.525227] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.533436] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.540266] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 54.564258] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.572690] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.578777] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.587984] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 54.599446] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 54.608904] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.616273] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 54.624677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 54.632452] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.639867] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 54.651281] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.665638] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.675534] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.682209] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.689281] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.697487] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.704589] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.711905] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.719474] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.734055] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.744130] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.752645] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.762326] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 54.769852] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.778416] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.786289] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.792684] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.799557] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.807833] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.815524] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.821906] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.828599] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 54.836229] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 54.844014] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.851129] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.860361] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.867882] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.876585] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 54.886146] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.893963] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.900715] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 54.908469] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 54.918083] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.926260] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.932877] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.941481] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.949354] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.958441] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.966712] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 54.973078] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 54.981897] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.989794] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 54.997095] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.003644] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.011568] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.019135] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.025498] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.032589] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.040428] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.047996] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.054360] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.061677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.069697] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.077661] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.084199] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.091047] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.097882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.104844] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.115671] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 55.124424] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 55.137273] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 55.147099] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 55.154905] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.163113] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.172562] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.178899] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.185710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.193602] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.203329] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 55.212824] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 55.220561] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 55.229566] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 55.239024] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 55.248781] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.256757] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.264693] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.272546] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.280248] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.288052] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.295763] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.304493] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.314497] audit: type=1400 audit(1578840935.016:40): avc: denied { associate } for pid=7179 comm="syz-executor.1" name="syz1" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 55.315764] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 55.357955] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.365826] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 55.375279] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 55.383667] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.391803] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.400445] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.406830] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.413724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.421864] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.429298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.437093] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.445809] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 55.455333] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.476046] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 55.485952] kasan: CONFIG_KASAN_INLINE enabled [ 55.487917] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 55.497759] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 55.505295] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.508672] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 55.513460] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.520014] CPU: 0 PID: 7199 Comm: syz-executor.1 Not tainted 4.19.95-syzkaller #0 [ 55.526887] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.534169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.534180] RIP: 0010:do_blockdev_direct_IO+0x1c8d/0x6d00 [ 55.534184] Code: 41 ff 0c 24 0f 85 46 ff ff ff 4c 89 ef e8 5b 0c d6 ff e9 39 ff ff ff 48 8b 84 24 f0 00 00 00 48 8d 78 08 48 89 f8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 7f 40 00 00 48 8b b4 24 f0 00 00 00 48 8b 46 [ 55.534187] RSP: 0018:ffff888077267450 EFLAGS: 00010202 [ 55.534191] RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff81a68be2 [ 55.534193] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000008 [ 55.534196] RBP: ffff888077267790 R08: fffff940003ecfc7 R09: fffff940003ecfc6 [ 55.534200] R10: fffff940003ecfc6 R11: ffffea0001f67e37 R12: dffffc0000000000 [ 55.541834] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.550720] R13: ffffea0001f67e00 R14: ffffea0001f67e34 R15: ffff88809f0b1a40 [ 55.550724] FS: 00007f7c8e4d9700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 55.550726] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.550729] CR2: 00007f7873371000 CR3: 000000008b6d7000 CR4: 00000000001406f0 [ 55.550734] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.550736] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.550738] Call Trace: [ 55.550757] ? sb_init_dio_done_wq+0x80/0x80 [ 55.556652] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.575187] ? ext4_dio_get_block_unwritten_sync+0xb0/0xb0 [ 55.575194] ? ext4_direct_IO+0xbd7/0x16b0 [ 55.575201] __blockdev_direct_IO+0x72/0xd9 [ 55.575207] ext4_direct_IO+0x85c/0x16b0 [ 55.581011] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.587814] ? preempt_count_add+0xbc/0x1b0 [ 55.587825] generic_file_direct_write+0x1ee/0x410 [ 55.595471] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.602338] __generic_file_write_iter+0x270/0x580 [ 55.602345] ext4_file_write_iter+0x281/0xe80 [ 55.602350] ? __lock_is_held+0xb5/0x140 [ 55.602358] ? ext4_file_mmap+0x370/0x370 [ 55.610022] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.616727] ? __might_sleep+0x95/0x190 [ 55.616735] do_iter_readv_writev+0x4ae/0x960 [ 55.616741] ? vfs_dedupe_file_range+0x5a0/0x5a0 [ 55.616745] ? rw_verify_area+0xb8/0x2b0 [ 55.616750] do_iter_write+0x12a/0x510 [ 55.616756] ? rcu_read_lock_sched_held+0x108/0x120 [ 55.616762] ? __kmalloc+0x5f1/0x770 [ 55.625486] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 55.632362] vfs_iter_write+0x5b/0xb0 [ 55.632371] iter_file_splice_write+0x558/0xc30 [ 55.632379] ? page_cache_pipe_buf_steal+0x300/0x300 [ 55.639670] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 55.645530] ? rcu_sync_lockdep_assert+0x6d/0xb0 [ 55.645537] ? __sb_start_write+0x1f3/0x2a0 [ 55.645545] do_splice+0x4fd/0x12d0 [ 55.656365] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 55.660234] ? ksys_dup3+0x2e0/0x2e0 [ 55.660244] ? opipe_prep.part.13+0x320/0x320 [ 55.660249] ? __fget_light+0x174/0x1e0 [ 55.660254] __x64_sys_splice+0x248/0x300 [ 55.660263] do_syscall_64+0xd0/0x4e0 [ 55.664703] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 55.667256] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 55.667263] RIP: 0033:0x459ef9 [ 55.667268] 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 [ 55.667270] RSP: 002b:00007f7c8e4d8c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000113 [ 55.675510] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 55.680068] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000459ef9 [ 55.680071] RDX: 0000000000000007 RSI: 0000000000000000 RDI: 0000000000000004 [ 55.680073] RBP: 000000000075bf20 R08: 00000000ffffffff R09: 0000000000000000 [ 55.680075] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7c8e4d96d4 [ 55.680077] R13: 00000000004c9b4f R14: 00000000004e0710 R15: 00000000ffffffff [ 55.680085] Modules linked in: [ 55.684371] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 55.939648] ---[ end trace 39536d37a957fd21 ]--- [ 55.941719] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 55.945105] RIP: 0010:do_blockdev_direct_IO+0x1c8d/0x6d00 [ 55.957578] Code: 41 ff 0c 24 0f 85 46 ff ff ff 4c 89 ef e8 5b 0c d6 ff e9 39 ff ff ff 48 8b 84 24 f0 00 00 00 48 8d 78 08 48 89 f8 48 c1 e8 03 <42> 80 3c 20 00 0f 85 7f 40 00 00 48 8b b4 24 f0 00 00 00 48 8b 46 [ 55.960163] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.977567] RSP: 0018:ffff888077267450 EFLAGS: 00010202 [ 55.985871] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 55.988305] RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff81a68be2 [ 55.996494] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 56.009299] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000008 [ 56.016917] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.017767] RBP: ffff888077267790 R08: fffff940003ecfc7 R09: fffff940003ecfc6 [ 56.023902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.033054] R10: fffff940003ecfc6 R11: ffffea0001f67e37 R12: dffffc0000000000 [ 56.038665] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.045838] R13: ffffea0001f67e00 R14: ffffea0001f67e34 R15: ffff88809f0b1a40 [ 56.053570] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.060549] FS: 00007f7c8e4d9700(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 [ 56.067836] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.069354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.076214] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.084609] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.089967] CR2: 00007f7873371000 CR3: 000000008b6d7000 CR4: 00000000001406f0 [ 56.096350] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.104496] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.110944] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.117560] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.126931] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.132008] Kernel panic - not syncing: Fatal exception [ 56.139499] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.147417] Kernel Offset: disabled [ 56.163404] Rebooting in 86400 seconds..