[ 34.133329] audit: type=1400 audit(1575253996.309:37): avc: denied { map } for pid=6570 comm="syz-fuzzer" path="/root/syzkaller-shm157616021" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 34.390828] IPVS: ftp: loaded support on port[0] = 21 [ 35.637656] can: request_module (can-proto-0) failed. [ 35.646344] can: request_module (can-proto-0) failed. [ 35.802067] audit: type=1400 audit(1575253997.979:38): avc: denied { create } for pid=6570 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 [ 35.825600] audit: type=1400 audit(1575253997.979:39): avc: denied { create } for pid=6570 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 [ 35.849536] audit: type=1400 audit(1575253997.979:40): avc: denied { create } for pid=6570 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 [ 36.114860] random: sshd: uninitialized urandom read (32 bytes read) [ 36.809634] random: sshd: uninitialized urandom read (32 bytes read) [ 37.006796] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.3' (ECDSA) to the list of known hosts. 2019/12/02 02:33:25 parsed 1 programs 2019/12/02 02:33:25 executed programs: 0 [ 43.780907] IPVS: ftp: loaded support on port[0] = 21 [ 44.586170] IPVS: ftp: loaded support on port[0] = 21 [ 44.632222] chnl_net:caif_netlink_parms(): no params data found [ 44.648897] IPVS: ftp: loaded support on port[0] = 21 [ 44.671908] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.678294] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.685128] device bridge_slave_0 entered promiscuous mode [ 44.692043] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.698388] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.705336] device bridge_slave_1 entered promiscuous mode [ 44.725400] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.736251] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.755227] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.762436] team0: Port device team_slave_0 added [ 44.785197] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.792269] team0: Port device team_slave_1 added [ 44.803259] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.813713] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.825931] chnl_net:caif_netlink_parms(): no params data found [ 44.882996] device hsr_slave_0 entered promiscuous mode [ 44.950220] device hsr_slave_1 entered promiscuous mode [ 45.033338] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.043034] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.054390] IPVS: ftp: loaded support on port[0] = 21 [ 45.058292] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.066026] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.072940] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.079302] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.107073] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.113689] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.120808] device bridge_slave_0 entered promiscuous mode [ 45.129923] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.137319] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.144100] device bridge_slave_1 entered promiscuous mode [ 45.167114] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.185865] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.218497] chnl_net:caif_netlink_parms(): no params data found [ 45.242678] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.249687] team0: Port device team_slave_0 added [ 45.259180] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.266511] team0: Port device team_slave_1 added [ 45.271735] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.283877] IPVS: ftp: loaded support on port[0] = 21 [ 45.299837] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.319851] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.327316] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.335314] device bridge_slave_0 entered promiscuous mode [ 45.349252] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.355841] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.362617] device bridge_slave_1 entered promiscuous mode [ 45.422407] device hsr_slave_0 entered promiscuous mode [ 45.460324] device hsr_slave_1 entered promiscuous mode [ 45.521042] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.528791] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.555095] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.562893] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.578376] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.585815] team0: Port device team_slave_0 added [ 45.598570] chnl_net:caif_netlink_parms(): no params data found [ 45.611275] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 45.617436] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.623738] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.632197] team0: Port device team_slave_1 added [ 45.638977] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.655231] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.671115] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.677888] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.684772] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 45.710831] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.751743] IPVS: ftp: loaded support on port[0] = 21 [ 45.760962] device hsr_slave_0 entered promiscuous mode [ 45.800352] device hsr_slave_1 entered promiscuous mode [ 45.840590] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.847632] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.855864] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.876350] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.898738] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.905760] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.916382] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.924982] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.931165] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.939207] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.946036] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.953028] device bridge_slave_0 entered promiscuous mode [ 45.985997] chnl_net:caif_netlink_parms(): no params data found [ 46.001663] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.008009] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.015153] device bridge_slave_1 entered promiscuous mode [ 46.022435] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.040347] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.053731] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.061459] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.068973] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.075328] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.091645] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.118121] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.127970] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.138725] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.151634] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.159237] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.167280] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.173638] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.180875] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.194733] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.201837] team0: Port device team_slave_0 added [ 46.208763] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.215774] team0: Port device team_slave_1 added [ 46.223813] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.231373] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.240260] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 46.256232] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.263342] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.270414] device bridge_slave_0 entered promiscuous mode [ 46.278279] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.284741] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.291793] device bridge_slave_1 entered promiscuous mode [ 46.298473] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.308545] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 46.373171] device hsr_slave_0 entered promiscuous mode [ 46.410330] device hsr_slave_1 entered promiscuous mode [ 46.452283] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.464202] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.471719] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.481679] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.488396] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.497397] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.520811] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 46.527109] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.537002] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.544590] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.552748] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.562999] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.571748] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.585492] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 46.591837] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.599342] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.608471] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.616119] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.623655] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.631336] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.638763] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.645110] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.652152] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.660434] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.675303] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 46.682865] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.691443] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.699975] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 46.711536] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.718877] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.727127] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.734921] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.742540] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.748849] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.755612] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.762501] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.769385] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.776686] team0: Port device team_slave_0 added [ 46.786233] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 46.792757] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.799386] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.836272] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.844711] team0: Port device team_slave_1 added [ 46.849977] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.859639] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.869306] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.888443] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.896184] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.904578] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 46.914726] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.920973] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.927667] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.935428] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.943018] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.949333] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.956189] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.963962] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.971643] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.981388] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.990702] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.999244] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.008961] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.019314] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.026922] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.034892] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.042432] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.048783] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.055766] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.063405] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.075248] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.084651] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.095201] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.111216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.118742] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.126640] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.134164] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.141836] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.148576] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.155930] chnl_net:caif_netlink_parms(): no params data found [ 47.165676] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.211945] device hsr_slave_0 entered promiscuous mode [ 47.250274] device hsr_slave_1 entered promiscuous mode [ 47.292468] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.300344] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 47.308235] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.327680] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.334435] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.342524] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.353462] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 47.361769] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.369918] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.380412] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 47.393686] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.402733] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.410395] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.417763] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.425255] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.432978] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.440501] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.447763] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.455340] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.467375] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.476341] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.488216] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 47.495448] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.503353] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.513228] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.528534] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 47.535102] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.549091] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.556336] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.562880] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.569592] device bridge_slave_0 entered promiscuous mode [ 47.577061] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 47.588550] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.598315] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.605392] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.612896] device bridge_slave_1 entered promiscuous mode [ 47.618966] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.626879] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.634318] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.642046] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.649570] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.655929] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.663258] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.674592] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.687521] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.716164] audit: type=1804 audit(1575254009.889:41): pid=6698 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="open_writers" comm="syz-executor.2" name="/root/syzkaller-testdir110500347/syzkaller.i78P6V/0/file0/file0" dev="sda1" ino=16527 res=1 [ 47.718538] ------------[ cut here ]------------ [ 47.745304] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 47.748517] WARNING: CPU: 0 PID: 6698 at fs/overlayfs/dir.c:523 ovl_create_or_link+0x545/0x13b0 [ 47.755094] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.763267] Kernel panic - not syncing: panic_on_warn set ... [ 47.763267] [ 47.763275] CPU: 0 PID: 6698 Comm: syz-executor.2 Not tainted 4.14.157-syzkaller #0 [ 47.763278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.763281] Call Trace: [ 47.763291] dump_stack+0xf7/0x13b [ 47.763299] ? ovl_create_or_link+0x545/0x13b0 [ 47.763304] panic+0x1b0/0x358 [ 47.763308] ? add_taint.cold.5+0x11/0x11 [ 47.763319] ? ovl_create_or_link+0x545/0x13b0 [ 47.777644] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.784964] __warn.cold.8+0x25/0x2c [ 47.784971] ? mark_held_locks+0xc7/0x130 [ 47.784977] ? ovl_create_or_link+0x545/0x13b0 [ 47.784984] report_bug+0x1a4/0x1f3 [ 47.784992] do_error_trap+0x1bd/0x310 [ 47.798273] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.800416] ? math_error+0x300/0x300 [ 47.800425] ? debug_object_activate+0x251/0x4b0 [ 47.800435] ? mark_held_locks+0xc7/0x130 [ 47.800443] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.800450] do_invalid_op+0x1b/0x20 [ 47.805422] kobject: 'vlan0' (ffff88808b3ccb00): kobject_add_internal: parent: 'mesh', set: '' [ 47.808182] invalid_op+0x1b/0x40 [ 47.808188] RIP: 0010:ovl_create_or_link+0x545/0x13b0 [ 47.808191] RSP: 0018:ffff88808bbdfb00 EFLAGS: 00010202 [ 47.893317] RAX: 0000000000000000 RBX: ffff8880878ff3b0 RCX: ffff88809a327544 [ 47.900561] RDX: 1ffff11010f1fe77 RSI: ffff8880a11f4ca0 RDI: ffff8880878ff3b8 [ 47.907809] RBP: ffff88808bbdfcb8 R08: ffff8880a11f4cc0 R09: 0000000000000000 [ 47.915061] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 47.922304] R13: 0000000000000000 R14: 1ffff1101177bf6e R15: ffff88807f163310 [ 47.929571] ? mutex_lock_io_nested+0x1380/0x1380 [ 47.934391] ? ovl_unlink+0x10/0x10 [ 47.938069] ? lock_downgrade+0x7f0/0x7f0 [ 47.942202] ? dput.part.27+0x25/0x610 [ 47.946077] ? dput.part.27+0x25/0x610 [ 47.949941] ? creds_are_invalid+0x43/0xd0 [ 47.954155] ? mutex_lock_interruptible_nested+0x16/0x20 [ 47.959589] ? mutex_lock_interruptible_nested+0x16/0x20 [ 47.965011] ? ovl_nlink_start+0x211/0x420 [ 47.969219] ovl_link+0x151/0x19d [ 47.972649] ? ovl_create+0x20/0x20 [ 47.976308] vfs_link+0x646/0xa10 [ 47.979739] SyS_link+0x2f8/0x4b0 [ 47.983167] ? SyS_linkat+0x550/0x550 [ 47.986980] ? SyS_clock_gettime+0x115/0x160 [ 47.991367] ? SyS_clock_settime+0x1a0/0x1a0 [ 47.995755] ? do_syscall_64+0x4c/0x5b0 [ 47.999746] ? SyS_linkat+0x550/0x550 [ 48.003522] do_syscall_64+0x1c7/0x5b0 [ 48.007383] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.012202] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 48.017366] RIP: 0033:0x4597c9 [ 48.020536] RSP: 002b:00007f5d11482c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000056 [ 48.028221] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00000000004597c9 [ 48.035465] RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000020000140 [ 48.042709] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 48.049954] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5d114836d4 [ 48.057210] R13: 00000000004f53e2 R14: 00000000004d9f08 R15: 00000000ffffffff [ 48.065788] Kernel Offset: disabled [ 48.069457] Rebooting in 86400 seconds..