[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 33.788361] random: sshd: uninitialized urandom read (32 bytes read) [ 34.109178] kauditd_printk_skb: 9 callbacks suppressed [ 34.109188] audit: type=1400 audit(1555797031.968:35): avc: denied { map } for pid=6857 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 [ 34.166056] random: sshd: uninitialized urandom read (32 bytes read) [ 34.695796] random: sshd: uninitialized urandom read (32 bytes read) [ 34.878908] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.1.35' (ECDSA) to the list of known hosts. [ 40.404779] random: sshd: uninitialized urandom read (32 bytes read) [ 40.597856] audit: type=1400 audit(1555797038.458:36): avc: denied { map } for pid=6870 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2019/04/20 21:50:39 parsed 1 programs [ 41.562054] audit: type=1400 audit(1555797039.428:37): avc: denied { map } for pid=6870 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=13811 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 [ 41.890836] random: cc1: uninitialized urandom read (8 bytes read) 2019/04/20 21:50:40 executed programs: 0 [ 42.462103] audit: type=1400 audit(1555797040.318:39): avc: denied { map } for pid=6870 comm="syz-execprog" path="/root/syzkaller-shm530766092" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 42.495305] audit: type=1400 audit(1555797040.318:38): avc: denied { map } for pid=6870 comm="syz-execprog" path="/root/syzkaller-shm965370619" dev="sda1" ino=16485 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 43.250319] IPVS: ftp: loaded support on port[0] = 21 [ 43.583485] chnl_net:caif_netlink_parms(): no params data found [ 43.592714] IPVS: ftp: loaded support on port[0] = 21 [ 43.637754] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.644789] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.652325] device bridge_slave_0 entered promiscuous mode [ 43.661359] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.667714] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.675043] device bridge_slave_1 entered promiscuous mode [ 43.698036] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.707287] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.727935] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.736690] IPVS: ftp: loaded support on port[0] = 21 [ 43.737673] team0: Port device team_slave_0 added [ 43.747930] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.755357] team0: Port device team_slave_1 added [ 43.760776] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.772260] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.862229] device hsr_slave_0 entered promiscuous mode [ 43.940444] device hsr_slave_1 entered promiscuous mode [ 44.034249] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.043445] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.076399] chnl_net:caif_netlink_parms(): no params data found [ 44.096994] IPVS: ftp: loaded support on port[0] = 21 [ 44.112335] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.118807] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.125887] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.132326] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.203666] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.210675] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.217763] device bridge_slave_0 entered promiscuous mode [ 44.244408] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.251326] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.258573] device bridge_slave_1 entered promiscuous mode [ 44.289274] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.297981] chnl_net:caif_netlink_parms(): no params data found [ 44.313241] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.350842] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.358225] team0: Port device team_slave_0 added [ 44.384400] IPVS: ftp: loaded support on port[0] = 21 [ 44.392831] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.401295] team0: Port device team_slave_1 added [ 44.428779] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.445854] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.452372] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.459526] device bridge_slave_0 entered promiscuous mode [ 44.466706] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.473977] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.481237] device bridge_slave_1 entered promiscuous mode [ 44.498284] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.573249] device hsr_slave_0 entered promiscuous mode [ 44.620467] device hsr_slave_1 entered promiscuous mode [ 44.680913] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 44.690559] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.706531] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 44.712809] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.719143] chnl_net:caif_netlink_parms(): no params data found [ 44.729944] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.737262] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.745196] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 44.754900] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 44.763225] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.777142] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 44.785772] IPVS: ftp: loaded support on port[0] = 21 [ 44.831202] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 44.837743] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 44.845045] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 44.856302] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.864323] team0: Port device team_slave_0 added [ 44.873102] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.881291] team0: Port device team_slave_1 added [ 44.891259] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 44.913938] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 44.922734] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 44.931862] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.938056] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.959521] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.967044] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.974203] device bridge_slave_0 entered promiscuous mode [ 45.008579] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.015237] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.022358] device bridge_slave_1 entered promiscuous mode [ 45.072575] device hsr_slave_0 entered promiscuous mode [ 45.120637] device hsr_slave_1 entered promiscuous mode [ 45.162033] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.193104] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.202527] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.211255] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.219025] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.226893] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.233275] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.243210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.251143] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.259038] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.265851] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.277184] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.286506] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.296227] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.317346] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.337607] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.346341] team0: Port device team_slave_0 added [ 45.353982] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.361589] team0: Port device team_slave_1 added [ 45.369002] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.378992] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.388419] chnl_net:caif_netlink_parms(): no params data found [ 45.401726] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.411322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.434295] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.443147] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.457625] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.466015] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.482929] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.508580] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.519821] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.527102] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.535033] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.543022] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.550790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.558233] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.588934] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.662347] device hsr_slave_0 entered promiscuous mode [ 45.700482] device hsr_slave_1 entered promiscuous mode [ 45.762040] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.769591] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.803062] chnl_net:caif_netlink_parms(): no params data found [ 45.818554] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.826722] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.834701] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.848695] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.855405] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.875759] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.891769] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.898251] bridge0: port 1(bridge_slave_0) entered disabled state [ 45.906683] device bridge_slave_0 entered promiscuous mode [ 45.916662] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.927836] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.935296] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.942935] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.950652] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.957006] bridge0: port 2(bridge_slave_1) entered disabled state [ 45.966401] device bridge_slave_1 entered promiscuous mode [ 45.981773] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.987917] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.028785] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.038350] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.045610] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.052214] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.059147] device bridge_slave_0 entered promiscuous mode [ 46.068952] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.075402] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.082913] device bridge_slave_1 entered promiscuous mode [ 46.090012] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.107173] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.123119] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 46.136490] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.144818] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.154354] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.160761] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.167783] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.183407] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.193055] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.217916] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.227660] team0: Port device team_slave_0 added [ 46.238812] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.247249] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 46.257300] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.264688] team0: Port device team_slave_0 added [ 46.273412] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.280781] team0: Port device team_slave_1 added [ 46.286258] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.294181] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.304371] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.312160] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.318501] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.326299] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.334350] team0: Port device team_slave_1 added [ 46.339795] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.348701] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 46.361800] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.422474] device hsr_slave_0 entered promiscuous mode [ 46.460443] device hsr_slave_1 entered promiscuous mode [ 46.500665] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.509059] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.518429] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.546647] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 46.556556] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.564202] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.578439] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 46.588100] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.624793] device hsr_slave_0 entered promiscuous mode [ 46.680664] device hsr_slave_1 entered promiscuous mode [ 46.721034] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.731779] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.739213] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.748386] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.756983] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 46.766322] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.774071] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.785353] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.793240] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.799571] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.806798] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.817836] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 46.829689] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.842129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.855465] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.864648] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.888691] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.898599] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.911122] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.921231] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.927615] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.939278] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.961236] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.969894] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.976922] audit: type=1804 audit(1555797044.828:40): pid=6921 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.4" name="/root/syzkaller-testdir225796122/syzkaller.9RPbNw/0/bus" dev="sda1" ino=16517 res=1 [ 46.985869] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.016966] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.025112] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.033277] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.041743] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.056580] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.069755] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.080162] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.088514] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.101140] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 47.112849] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.129170] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 47.137594] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.147115] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.155280] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.165398] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.173102] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.180337] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.189278] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.196406] audit: type=1804 audit(1555797045.048:41): pid=6922 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.4" name="/root/syzkaller-testdir225796122/syzkaller.9RPbNw/0/bus" dev="sda1" ino=16517 res=1 [ 47.197324] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.232475] audit: type=1804 audit(1555797045.048:42): pid=6921 uid=0 auid=4294967295 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 op="invalid_pcr" cause="ToMToU" comm="syz-executor.4" name="/root/syzkaller-testdir225796122/syzkaller.9RPbNw/0/bus" dev="sda1" ino=16517 res=1 [ 47.236911] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.274618] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 47.282114] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.310547] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 47.316661] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.345256] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.357744] audit: type=1804 audit(1555797045.218:43): pid=6925 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.4" name="/root/syzkaller-testdir225796122/syzkaller.9RPbNw/1/bus" dev="sda1" ino=16517 res=1 [ 47.377317] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.399520] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.409920] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.417812] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.427841] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.443537] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.457861] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.466794] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.478043] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.486383] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.492874] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.511767] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 47.521045] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.530989] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.541443] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.556173] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.567841] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.577088] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.587813] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.599517] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 47.607582] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.617327] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.625974] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.634263] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.640665] audit: type=1804 audit(1555797045.498:44): pid=6925 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.4" name="/root/syzkaller-testdir225796122/syzkaller.9RPbNw/1/bus" dev="sda1" ino=16517 res=1 [ 47.640816] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.681214] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.704780] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready 2019/04/20 21:50:45 executed programs: 7 [ 47.721363] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.727634] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.767645] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.781873] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.793457] audit: type=1804 audit(1555797045.658:45): pid=6936 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.4" name="/root/syzkaller-testdir225796122/syzkaller.9RPbNw/2/bus" dev="sda1" ino=16517 res=1 [ 47.831829] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 47.839183] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.855110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.863662] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.873543] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.891159] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.899894] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 47.911920] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.926273] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.944402] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 47.962529] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.964182] audit: type=1804 audit(1555797045.828:46): pid=6943 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.0" name="/root/syzkaller-testdir611515444/syzkaller.VfGDhw/0/bus" dev="sda1" ino=16523 res=1 [ 47.977910] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.006278] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.021062] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 48.027174] 8021q: adding VLAN 0 to HW filter on device team0 [ 48.036031] audit: type=1804 audit(1555797045.898:47): pid=6936 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.4" name="/root/syzkaller-testdir225796122/syzkaller.9RPbNw/2/bus" dev="sda1" ino=16517 res=1 [ 48.064830] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 48.076239] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 48.085783] ------------[ cut here ]------------ [ 48.090810] WARNING: CPU: 1 PID: 6938 at fs/direct-io.c:293 dio_complete+0x671/0x800 [ 48.091240] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 48.098728] Kernel panic - not syncing: panic_on_warn set ... [ 48.098728] [ 48.098760] CPU: 1 PID: 6938 Comm: syz-executor.4 Not tainted 4.14.113 #3 [ 48.098765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.098769] Call Trace: [ 48.098785] dump_stack+0x138/0x19c [ 48.098798] panic+0x1f2/0x438 [ 48.098805] ? add_taint.cold+0x16/0x16 [ 48.098814] ? dio_complete+0x671/0x800 [ 48.098825] ? dio_complete+0x671/0x800 [ 48.110946] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 48.112865] __warn.cold+0x2f/0x34 [ 48.112877] ? ist_end_non_atomic+0x10/0x10 [ 48.112886] ? dio_complete+0x671/0x800 [ 48.112896] report_bug+0x216/0x254 [ 48.112908] do_error_trap+0x1bb/0x310 [ 48.112917] ? math_error+0x360/0x360 [ 48.112931] ? pagecache_isize_extended+0x250/0x250 [ 48.122710] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 48.129319] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.129336] do_invalid_op+0x1b/0x20 [ 48.129346] invalid_op+0x1b/0x40 [ 48.129354] RIP: 0010:dio_complete+0x671/0x800 [ 48.129358] RSP: 0018:ffff8880829171b8 EFLAGS: 00010297 [ 48.129366] RAX: ffff8880a0dc6180 RBX: 0000000000010000 RCX: ffff8880a0dc6a00 [ 48.129371] RDX: 0000000000000000 RSI: ffffffff8778ece0 RDI: ffff888095b6193c [ 48.129376] RBP: ffff888082917200 R08: 1ffff11011b37000 R09: ffff8880a0dc6a48 [ 48.129380] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880a0db8d80 [ 48.129384] R13: 0000000000010000 R14: ffff888095b61b38 R15: 0000000000000000 [ 48.129399] ? dio_complete+0x671/0x800 [ 48.129409] ? trace_hardirqs_on_caller+0x400/0x590 [ 48.129417] ? write_end_fn+0xa0/0xa0 [ 48.129428] do_blockdev_direct_IO+0x530e/0x7fc0 [ 48.129455] ? sb_init_dio_done_wq+0x80/0x80 [ 48.132843] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 48.135727] ? __lock_is_held+0xb6/0x140 [ 48.135740] ? ceph_filemap_fault+0x1c8/0x910 [ 48.135761] ? ext4_dio_get_block_unwritten_async+0x1c0/0x1c0 [ 48.135780] ? __lock_is_held+0xb6/0x140 [ 48.135787] ? ext4_dio_get_block_unwritten_async+0x1c0/0x1c0 [ 48.135802] __blockdev_direct_IO+0xa1/0xd0 [ 48.140742] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 48.143054] ? write_end_fn+0xa0/0xa0 [ 48.143069] ext4_direct_IO+0x70d/0x1890 [ 48.143078] ? ext4_dio_get_block_unwritten_async+0x1c0/0x1c0 [ 48.143095] generic_file_direct_write+0x1ec/0x430 [ 48.143109] __generic_file_write_iter+0x2bc/0x5b0 [ 48.143123] ext4_file_write_iter+0x2c0/0xfd0 [ 48.143136] ? ext4_file_mmap+0x2c0/0x2c0 [ 48.157196] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 48.157930] ? __might_sleep+0x93/0xb0 [ 48.157950] do_iter_readv_writev+0x41e/0x680 [ 48.168267] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 48.169811] ? vfs_dedupe_file_range+0x8f0/0x8f0 [ 48.169825] ? rw_verify_area+0xea/0x2b0 [ 48.169836] do_iter_write+0x154/0x550 [ 48.174426] kobject: 'vlan0' (ffff8880a9afcb80): kobject_add_internal: parent: 'mesh', set: '' [ 48.177346] ? rcu_lockdep_current_cpu_online+0xf2/0x140 [ 48.177363] ? __kmalloc+0x379/0x7a0 [ 48.177377] vfs_iter_write+0x77/0xb0 [ 48.177387] iter_file_splice_write+0x578/0xae0 [ 48.177397] ? touch_atime+0xce/0x250 [ 48.177413] ? page_cache_pipe_buf_steal+0x2f0/0x2f0 [ 48.177443] ? rw_verify_area+0xea/0x2b0 [ 48.229219] audit: type=1804 audit(1555797045.948:48): pid=6943 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.0" name="/root/syzkaller-testdir611515444/syzkaller.VfGDhw/0/bus" dev="sda1" ino=16523 res=1 [ 48.232378] ? page_cache_pipe_buf_steal+0x2f0/0x2f0 [ 48.232389] direct_splice_actor+0x126/0x1a0 [ 48.232399] splice_direct_to_actor+0x2a1/0x7b0 [ 48.232409] ? generic_pipe_buf_nosteal+0x10/0x10 [ 48.232419] ? do_splice_to+0x170/0x170 [ 48.232428] ? rw_verify_area+0xea/0x2b0 [ 48.232436] do_splice_direct+0x18d/0x230 [ 48.232445] ? splice_direct_to_actor+0x7b0/0x7b0 [ 48.232460] ? rcu_sync_lockdep_assert+0x73/0xb0 [ 48.232468] ? __sb_start_write+0x153/0x2f0 [ 48.232476] do_sendfile+0x4db/0xbd0 [ 48.232490] ? do_compat_pwritev64+0x140/0x140 [ 48.306974] audit: type=1804 audit(1555797045.948:49): pid=6955 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.0" name="/root/syzkaller-testdir611515444/syzkaller.VfGDhw/1/bus" dev="sda1" ino=16523 res=1 [ 48.312228] ? put_timespec64+0xb4/0x100 [ 48.312240] ? nsecs_to_jiffies+0x30/0x30 [ 48.312256] SyS_sendfile64+0x102/0x110 [ 48.312264] ? SyS_sendfile+0x130/0x130 [ 48.312273] ? do_syscall_64+0x53/0x630 [ 48.312287] ? SyS_sendfile+0x130/0x130 [ 48.319453] kobject: 'loop0' (ffff8880a49720e0): kobject_uevent_env [ 48.322494] do_syscall_64+0x1eb/0x630 [ 48.322503] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.322519] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 48.322527] RIP: 0033:0x458c29 [ 48.322531] RSP: 002b:00007ffafc022c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 48.322540] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000458c29 [ 48.322544] RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000004 [ 48.322548] RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 48.322553] R10: 00008000fffffffe R11: 0000000000000246 R12: 00007ffafc0236d4 [ 48.322558] R13: 00000000004c5e10 R14: 00000000004da5c8 R15: 00000000ffffffff [ 48.329905] Kernel Offset: disabled [ 48.666345] Rebooting in 86400 seconds..