[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 18.608487] audit: type=1800 audit(1553324751.483:29): pid=4933 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 40.850966] ld (5097) used greatest stack depth: 15016 bytes left [ 40.979600] IPVS: ftp: loaded support on port[0] = 21 [ 43.903476] can: request_module (can-proto-0) failed. [ 43.912510] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.15.200' (ECDSA) to the list of known hosts. 2019/03/23 07:06:24 parsed 1 programs 2019/03/23 07:06:24 executed programs: 0 [ 51.995215] IPVS: ftp: loaded support on port[0] = 21 [ 52.066526] IPVS: ftp: loaded support on port[0] = 21 [ 52.108705] IPVS: ftp: loaded support on port[0] = 21 [ 52.161176] IPVS: ftp: loaded support on port[0] = 21 [ 52.213198] IPVS: ftp: loaded support on port[0] = 21 [ 52.273087] IPVS: ftp: loaded support on port[0] = 21 [ 52.859570] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.873877] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.881767] device bridge_slave_0 entered promiscuous mode [ 52.959943] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.968125] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.976192] device bridge_slave_1 entered promiscuous mode [ 52.995480] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.004760] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.016574] device bridge_slave_0 entered promiscuous mode [ 53.034714] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.045184] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.052551] device bridge_slave_0 entered promiscuous mode [ 53.066931] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 53.077123] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.084687] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.092378] device bridge_slave_1 entered promiscuous mode [ 53.117594] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.132888] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.139999] device bridge_slave_1 entered promiscuous mode [ 53.164362] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.181862] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 53.198371] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 53.220219] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.227369] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.246064] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.255440] device bridge_slave_0 entered promiscuous mode [ 53.269689] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.287397] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.298575] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.311048] device bridge_slave_0 entered promiscuous mode [ 53.318579] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.325641] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.333393] device bridge_slave_0 entered promiscuous mode [ 53.347713] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.357545] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.366543] device bridge_slave_1 entered promiscuous mode [ 53.387038] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.394834] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.403140] device bridge_slave_1 entered promiscuous mode [ 53.418069] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.431553] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.439248] device bridge_slave_1 entered promiscuous mode [ 53.446749] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 53.459456] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.469085] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 53.481476] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.491247] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 53.499460] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.521580] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.529839] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.549283] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.563874] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 53.577930] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.603392] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.615918] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.630156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.643184] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.658045] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.675754] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 53.693716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 53.709822] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.720188] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.741404] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.752393] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.759603] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 53.769947] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.779045] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 53.793361] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.815860] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.825905] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 53.873529] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.895033] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 53.939615] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.951872] team0: Port device team_slave_0 added [ 53.958196] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.969591] team0: Port device team_slave_0 added [ 53.977946] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 53.986178] team0: Port device team_slave_0 added [ 54.008689] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 54.021097] team0: Port device team_slave_1 added [ 54.027043] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 54.038734] team0: Port device team_slave_1 added [ 54.049873] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 54.066947] team0: Port device team_slave_1 added [ 54.102228] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.124553] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.132389] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.142537] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 54.149946] team0: Port device team_slave_0 added [ 54.179482] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.190855] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.206854] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.222085] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 54.229313] team0: Port device team_slave_1 added [ 54.237680] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.245992] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.254117] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.265262] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 54.272789] team0: Port device team_slave_0 added [ 54.279417] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.289598] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.307930] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.320663] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.328437] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.336919] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.349432] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.358515] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.368711] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.378591] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.390270] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 54.397475] team0: Port device team_slave_0 added [ 54.404381] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.412451] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.420850] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.428652] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.436998] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.444633] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.454231] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.466931] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 54.476423] team0: Port device team_slave_1 added [ 54.486120] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 54.497761] team0: Port device team_slave_1 added [ 54.509260] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.526251] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.535527] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.553650] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.565383] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 54.580404] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.589595] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.599358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.613889] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.628335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.640820] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.652127] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 54.664926] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 54.682402] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 54.694173] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.708417] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.719091] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.732389] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 54.745283] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 54.756420] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 54.769669] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.785123] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.797167] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 54.818135] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 54.834024] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 54.850965] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.096603] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.103169] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.110213] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.116572] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.125394] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.138622] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.145028] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.151712] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.158120] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.168006] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.177371] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.183801] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.190504] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.196983] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.205412] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.238741] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.245178] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.251863] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.258228] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.270658] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.431066] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.437449] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.444124] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.450515] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.460724] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.472866] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.479231] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.485904] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.492395] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.500630] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 55.593352] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.601544] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.624942] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.633181] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.640356] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.647329] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.184744] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.235936] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.263102] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.281809] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.369472] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 57.427400] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.436539] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 57.449703] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.460698] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 57.471052] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 57.542872] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.549070] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.557031] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.621059] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 57.635859] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 57.662699] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.668886] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.675970] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.699415] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.715366] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.727943] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.739170] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.753563] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.762571] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.793471] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.851783] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.858098] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.867243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.878500] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.889196] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 57.902954] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.914380] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.964561] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.983010] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.034375] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.100557] 8021q: adding VLAN 0 to HW filter on device team0 2019/03/23 07:06:32 executed programs: 6 2019/03/23 07:06:37 executed programs: 90 2019/03/23 07:06:42 executed programs: 182 2019/03/23 07:06:47 executed programs: 262 2019/03/23 07:06:52 executed programs: 360 2019/03/23 07:06:57 executed programs: 451 2019/03/23 07:07:02 executed programs: 535 2019/03/23 07:07:07 executed programs: 620 2019/03/23 07:07:12 executed programs: 703 2019/03/23 07:07:17 executed programs: 798 2019/03/23 07:07:22 executed programs: 881 2019/03/23 07:07:27 executed programs: 957 2019/03/23 07:07:32 executed programs: 1032 2019/03/23 07:07:37 executed programs: 1115 2019/03/23 07:07:42 executed programs: 1206 2019/03/23 07:07:47 executed programs: 1288 2019/03/23 07:07:52 executed programs: 1369 2019/03/23 07:07:58 executed programs: 1464 2019/03/23 07:08:03 executed programs: 1548 2019/03/23 07:08:08 executed programs: 1635 2019/03/23 07:08:13 executed programs: 1721 2019/03/23 07:08:18 executed programs: 1821 2019/03/23 07:08:23 executed programs: 1921 2019/03/23 07:08:28 executed programs: 2013 2019/03/23 07:08:33 executed programs: 2100 2019/03/23 07:08:38 executed programs: 2198 2019/03/23 07:08:43 executed programs: 2283 2019/03/23 07:08:49 executed programs: 2362 2019/03/23 07:08:54 executed programs: 2441 2019/03/23 07:08:59 executed programs: 2536 2019/03/23 07:09:04 executed programs: 2620 2019/03/23 07:09:09 executed programs: 2704 2019/03/23 07:09:14 executed programs: 2795 2019/03/23 07:09:19 executed programs: 2881 2019/03/23 07:09:24 executed programs: 2966 2019/03/23 07:09:29 executed programs: 3050 2019/03/23 07:09:34 executed programs: 3140 2019/03/23 07:09:39 executed programs: 3217 2019/03/23 07:09:44 executed programs: 3296 2019/03/23 07:09:49 executed programs: 3386 2019/03/23 07:09:55 executed programs: 3480 2019/03/23 07:10:00 executed programs: 3562 2019/03/23 07:10:05 executed programs: 3645 2019/03/23 07:10:10 executed programs: 3739 2019/03/23 07:10:15 executed programs: 3830 2019/03/23 07:10:20 executed programs: 3923 2019/03/23 07:10:25 executed programs: 3997 2019/03/23 07:10:30 executed programs: 4095 2019/03/23 07:10:35 executed programs: 4189 2019/03/23 07:10:40 executed programs: 4275 2019/03/23 07:10:46 executed programs: 4364 2019/03/23 07:10:51 executed programs: 4454 2019/03/23 07:10:56 executed programs: 4552 2019/03/23 07:11:01 executed programs: 4635 2019/03/23 07:11:06 executed programs: 4725 2019/03/23 07:11:11 executed programs: 4808 2019/03/23 07:11:16 executed programs: 4893 2019/03/23 07:11:21 executed programs: 4980 2019/03/23 07:11:26 executed programs: 5063 2019/03/23 07:11:31 executed programs: 5158 2019/03/23 07:11:36 executed programs: 5241 2019/03/23 07:11:41 executed programs: 5333 2019/03/23 07:11:47 executed programs: 5422 2019/03/23 07:11:52 executed programs: 5505 2019/03/23 07:11:57 executed programs: 5600 2019/03/23 07:12:02 executed programs: 5687 2019/03/23 07:12:07 executed programs: 5771 2019/03/23 07:12:12 executed programs: 5855 2019/03/23 07:12:17 executed programs: 5951 2019/03/23 07:12:22 executed programs: 6040 2019/03/23 07:12:27 executed programs: 6129 2019/03/23 07:12:32 executed programs: 6215 2019/03/23 07:12:37 executed programs: 6299 2019/03/23 07:12:42 executed programs: 6386 2019/03/23 07:12:47 executed programs: 6476 2019/03/23 07:12:52 executed programs: 6567 2019/03/23 07:12:57 executed programs: 6650 [ 448.045793] ================================================================== [ 448.053414] BUG: KASAN: use-after-free in fuse_dev_do_read.isra.24+0x166f/0x1be0 [ 448.060937] Read of size 8 at addr ffff8801cec98430 by task syz-executor0/9001 [ 448.068286] [ 448.069901] CPU: 1 PID: 9001 Comm: syz-executor0 Not tainted 4.16.0-rc6+ #1 [ 448.076990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 448.086330] Call Trace: [ 448.089107] dump_stack+0x153/0x201 [ 448.092926] ? arch_local_irq_restore+0x43/0x43 [ 448.097579] ? printk+0x9a/0xc0 [ 448.100844] ? show_regs_print_info+0xb/0xb [ 448.105265] print_address_description.cold.7+0x9/0x1c9 [ 448.110739] kasan_report.cold.8+0x242/0x2fe [ 448.115255] ? fuse_dev_do_read.isra.24+0x166f/0x1be0 [ 448.120476] __asan_report_load8_noabort+0x14/0x20 [ 448.125393] fuse_dev_do_read.isra.24+0x166f/0x1be0 [ 448.130397] ? debug_check_no_locks_freed+0x310/0x310 [ 448.135574] ? end_requests+0x470/0x470 [ 448.139529] ? print_usage_bug+0xc0/0xc0 [ 448.143576] ? prepare_to_wait+0x4f0/0x4f0 [ 448.147932] ? print_usage_bug+0xc0/0xc0 [ 448.152139] ? __unqueue_futex+0x270/0x270 [ 448.156376] ? add_lock_to_list.isra.29+0x4b0/0x4b0 [ 448.161703] ? wake_up_q+0x9c/0xe0 [ 448.165236] ? futex_wake+0x245/0x8a0 [ 448.169025] ? find_held_lock+0x36/0x1c0 [ 448.173085] ? aa_file_perm+0x319/0xda0 [ 448.177065] ? lock_downgrade+0x900/0x900 [ 448.181241] ? rcu_read_lock_bh_held+0xc0/0xc0 [ 448.185813] ? debug_smp_processor_id+0x17/0x20 [ 448.190557] ? rcu_is_watching+0x69/0x180 [ 448.194700] ? __lock_is_held+0xb5/0x140 [ 448.198859] ? rcu_dynticks_eqs_exit+0x70/0x70 [ 448.203436] ? aa_file_perm+0x336/0xda0 [ 448.207393] ? rcu_read_lock_bh_held+0xc0/0xc0 [ 448.211958] ? aa_path_link+0x610/0x610 [ 448.215913] ? rcu_dynticks_eqs_exit+0x70/0x70 [ 448.220485] ? memset+0x31/0x40 [ 448.223752] fuse_dev_read+0x185/0x240 [ 448.227665] ? fuse_dev_splice_read+0x7a0/0x7a0 [ 448.232375] ? find_held_lock+0x36/0x1c0 [ 448.236439] __vfs_read+0x54a/0xd20 [ 448.240161] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 448.245069] ? vfs_copy_file_range+0xb60/0xb60 [ 448.249737] ? fsnotify_first_mark+0x280/0x280 [ 448.254360] ? rw_verify_area+0xb8/0x2b0 [ 448.258411] ? __fdget_raw+0x10/0x10 [ 448.262151] vfs_read+0xf5/0x300 [ 448.265509] SyS_read+0xf5/0x250 [ 448.268860] ? kernel_write+0x130/0x130 [ 448.272823] ? do_fast_syscall_32+0x151/0x1016 [ 448.277396] do_fast_syscall_32+0x3d5/0x1016 [ 448.281797] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.286317] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 448.291337] ? do_int80_syscall_32+0x9f0/0x9f0 [ 448.296277] ? _raw_spin_unlock_irq+0x60/0x80 [ 448.300761] ? finish_task_switch+0x1f4/0x890 [ 448.305411] ? syscall_return_slowpath+0x215/0x4e0 [ 448.310337] ? prepare_exit_to_usermode+0x300/0x300 [ 448.315348] ? sysret32_from_system_call+0x5/0x3c [ 448.320187] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 448.325080] entry_SYSENTER_compat+0x70/0x7f [ 448.329492] RIP: 0023:0xf7f8fcb9 [ 448.332846] RSP: 002b:00000000f7f8b0cc EFLAGS: 00000296 ORIG_RAX: 0000000000000003 [ 448.340546] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020001000 [ 448.347796] RDX: 00000000ffffff20 RSI: 0000000000000000 RDI: 0000000000000000 [ 448.355047] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 448.362301] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 448.369595] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 448.376890] [ 448.378514] Allocated by task 9010: [ 448.382133] save_stack+0x43/0xd0 [ 448.385681] kasan_kmalloc+0xc7/0xe0 [ 448.389408] kasan_slab_alloc+0x12/0x20 [ 448.393373] kmem_cache_alloc+0x12e/0x790 [ 448.397518] __fuse_request_alloc+0x23/0xc0 [ 448.401827] __fuse_get_req+0x186/0x8d0 [ 448.405790] fuse_simple_request+0x20/0x610 [ 448.410101] fuse_do_setattr+0x820/0x1f60 [ 448.414262] fuse_setattr+0x1a6/0x470 [ 448.418074] notify_change+0x779/0xda0 [ 448.421942] utimes_common.isra.1+0x3f8/0x7f0 [ 448.426420] do_utimes+0x199/0x250 [ 448.430053] compat_SyS_utimes+0x1f8/0x2e0 [ 448.434563] do_fast_syscall_32+0x3d5/0x1016 [ 448.438956] entry_SYSENTER_compat+0x70/0x7f [ 448.443357] [ 448.444974] Freed by task 9010: [ 448.448305] save_stack+0x43/0xd0 [ 448.451740] __kasan_slab_free+0x102/0x150 [ 448.455957] kasan_slab_free+0xe/0x10 [ 448.459750] kmem_cache_free+0x83/0x2d0 [ 448.463719] fuse_request_free+0x77/0x90 [ 448.467762] fuse_put_request+0x22a/0x2d0 [ 448.471901] fuse_simple_request+0x38a/0x610 [ 448.476394] fuse_do_setattr+0x820/0x1f60 [ 448.480525] fuse_setattr+0x1a6/0x470 [ 448.484304] notify_change+0x779/0xda0 [ 448.488342] utimes_common.isra.1+0x3f8/0x7f0 [ 448.492918] do_utimes+0x199/0x250 [ 448.496443] compat_SyS_utimes+0x1f8/0x2e0 [ 448.500769] do_fast_syscall_32+0x3d5/0x1016 [ 448.505172] entry_SYSENTER_compat+0x70/0x7f [ 448.509660] [ 448.511273] The buggy address belongs to the object at ffff8801cec98400 [ 448.511273] which belongs to the cache fuse_request of size 448 [ 448.524116] The buggy address is located 48 bytes inside of [ 448.524116] 448-byte region [ffff8801cec98400, ffff8801cec985c0) [ 448.535897] The buggy address belongs to the page: [ 448.540853] page:ffffea00073b2600 count:1 mapcount:0 mapping:ffff8801cec98000 index:0x0 [ 448.549166] flags: 0x2fffc0000000100(slab) [ 448.553534] raw: 02fffc0000000100 ffff8801cec98000 0000000000000000 0000000100000008 [ 448.561407] raw: ffffea0007656660 ffffea00076359e0 ffff8801d4de8680 0000000000000000 [ 448.569270] page dumped because: kasan: bad access detected [ 448.574960] [ 448.576564] Memory state around the buggy address: [ 448.581477] ffff8801cec98300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 448.588871] ffff8801cec98380: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 448.596217] >ffff8801cec98400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 448.603596] ^ [ 448.608507] ffff8801cec98480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 448.615843] ffff8801cec98500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 448.623284] ================================================================== [ 448.630625] Disabling lock debugging due to kernel taint [ 448.637182] Kernel panic - not syncing: panic_on_warn set ... [ 448.637182] [ 448.644538] CPU: 1 PID: 9001 Comm: syz-executor0 Tainted: G B 4.16.0-rc6+ #1 [ 448.663660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 448.672993] Call Trace: [ 448.675560] dump_stack+0x153/0x201 [ 448.679164] ? arch_local_irq_restore+0x43/0x43 [ 448.683951] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 448.688773] panic+0x1b2/0x369 [ 448.691947] ? add_taint.cold.5+0x11/0x11 [ 448.696078] ? ___preempt_schedule+0x16/0x18 [ 448.700572] kasan_end_report+0x47/0x4f [ 448.704626] kasan_report.cold.8+0x76/0x2fe [ 448.708938] ? fuse_dev_do_read.isra.24+0x166f/0x1be0 [ 448.714296] __asan_report_load8_noabort+0x14/0x20 [ 448.719204] fuse_dev_do_read.isra.24+0x166f/0x1be0 [ 448.724292] ? debug_check_no_locks_freed+0x310/0x310 [ 448.729476] ? end_requests+0x470/0x470 [ 448.733433] ? print_usage_bug+0xc0/0xc0 [ 448.737473] ? prepare_to_wait+0x4f0/0x4f0 [ 448.739304] kobject: '0:50' (000000006b9af6dc): kobject_add_internal: parent: 'bdi', set: 'devices' [ 448.741769] ? print_usage_bug+0xc0/0xc0 [ 448.741775] ? __unqueue_futex+0x270/0x270 [ 448.741778] ? add_lock_to_list.isra.29+0x4b0/0x4b0 [ 448.741781] ? wake_up_q+0x9c/0xe0 [ 448.741785] ? futex_wake+0x245/0x8a0 [ 448.741789] ? find_held_lock+0x36/0x1c0 [ 448.741796] ? aa_file_perm+0x319/0xda0 [ 448.741802] ? lock_downgrade+0x900/0x900 [ 448.751471] kobject: '0:51' (00000000d4fad73e): kobject_add_internal: parent: 'bdi', set: 'devices' [ 448.755074] ? rcu_read_lock_bh_held+0xc0/0xc0 [ 448.755083] ? debug_smp_processor_id+0x17/0x20 [ 448.759745] kobject: '0:52' (00000000ebc21a4b): kobject_add_internal: parent: 'bdi', set: 'devices' [ 448.764484] ? rcu_is_watching+0x69/0x180 [ 448.764489] ? __lock_is_held+0xb5/0x140 [ 448.764492] ? rcu_dynticks_eqs_exit+0x70/0x70 [ 448.764500] ? aa_file_perm+0x336/0xda0 [ 448.764503] ? rcu_read_lock_bh_held+0xc0/0xc0 [ 448.764507] ? aa_path_link+0x610/0x610 [ 448.764509] ? rcu_dynticks_eqs_exit+0x70/0x70 [ 448.764515] ? memset+0x31/0x40 [ 448.764523] fuse_dev_read+0x185/0x240 [ 448.768485] kobject: '0:51' (00000000d4fad73e): kobject_uevent_env [ 448.772059] ? fuse_dev_splice_read+0x7a0/0x7a0 [ 448.772069] ? find_held_lock+0x36/0x1c0 [ 448.772078] __vfs_read+0x54a/0xd20 [ 448.772082] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 448.772086] ? vfs_copy_file_range+0xb60/0xb60 [ 448.772094] ? fsnotify_first_mark+0x280/0x280 [ 448.776555] kobject: '0:52' (00000000ebc21a4b): kobject_uevent_env [ 448.780276] ? rw_verify_area+0xb8/0x2b0 [ 448.780282] ? __fdget_raw+0x10/0x10 [ 448.780289] vfs_read+0xf5/0x300 [ 448.780296] SyS_read+0xf5/0x250 [ 448.780300] ? kernel_write+0x130/0x130 [ 448.780309] ? do_fast_syscall_32+0x151/0x1016 [ 448.784552] kobject: '0:51' (00000000d4fad73e): fill_kobj_path: path = '/devices/virtual/bdi/0:51' [ 448.793682] do_fast_syscall_32+0x3d5/0x1016 [ 448.793689] ? _raw_spin_unlock_irq+0x27/0x80 [ 448.793694] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 448.793697] ? do_int80_syscall_32+0x9f0/0x9f0 [ 448.793699] ? _raw_spin_unlock_irq+0x60/0x80 [ 448.793704] ? finish_task_switch+0x1f4/0x890 [ 448.793708] ? syscall_return_slowpath+0x215/0x4e0 [ 448.793711] ? prepare_exit_to_usermode+0x300/0x300 [ 448.793714] ? sysret32_from_system_call+0x5/0x3c [ 448.793718] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 448.793731] entry_SYSENTER_compat+0x70/0x7f [ 448.798790] kobject: '0:50' (000000006b9af6dc): kobject_uevent_env [ 448.802955] RIP: 0023:0xf7f8fcb9 [ 448.802957] RSP: 002b:00000000f7f8b0cc EFLAGS: 00000296 ORIG_RAX: 0000000000000003 [ 448.802961] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020001000 [ 448.802962] RDX: 00000000ffffff20 RSI: 0000000000000000 RDI: 0000000000000000 [ 448.802964] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 448.802965] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 448.802967] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 448.812943] Kernel Offset: disabled [ 449.030098] Rebooting in 86400 seconds..