[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 40.014254][ T26] audit: type=1800 audit(1555591451.708:25): pid=7787 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 40.060037][ T26] audit: type=1800 audit(1555591451.718:26): pid=7787 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 40.095579][ T26] audit: type=1800 audit(1555591451.718:27): pid=7787 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.107' (ECDSA) to the list of known hosts. 2019/04/18 12:44:25 parsed 1 programs 2019/04/18 12:44:27 executed programs: 0 syzkaller login: [ 56.214265][ T7960] IPVS: ftp: loaded support on port[0] = 21 [ 56.229474][ T7962] IPVS: ftp: loaded support on port[0] = 21 [ 56.233858][ T7958] IPVS: ftp: loaded support on port[0] = 21 [ 56.242861][ T7963] IPVS: ftp: loaded support on port[0] = 21 [ 56.333295][ T7967] IPVS: ftp: loaded support on port[0] = 21 [ 56.350263][ T7966] IPVS: ftp: loaded support on port[0] = 21 [ 56.521478][ T7963] chnl_net:caif_netlink_parms(): no params data found [ 56.553701][ T7958] chnl_net:caif_netlink_parms(): no params data found [ 56.622795][ T7963] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.630957][ T7963] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.639772][ T7963] device bridge_slave_0 entered promiscuous mode [ 56.706313][ T7963] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.714674][ T7963] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.723339][ T7963] device bridge_slave_1 entered promiscuous mode [ 56.751131][ T7958] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.758353][ T7958] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.766640][ T7958] device bridge_slave_0 entered promiscuous mode [ 56.789692][ T7958] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.796906][ T7958] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.805435][ T7958] device bridge_slave_1 entered promiscuous mode [ 56.835438][ T7960] chnl_net:caif_netlink_parms(): no params data found [ 56.849685][ T7962] chnl_net:caif_netlink_parms(): no params data found [ 56.865960][ T7963] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 56.876804][ T7963] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 56.902764][ T7958] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 56.956144][ T7958] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 56.986994][ T7963] team0: Port device team_slave_0 added [ 56.997785][ T7963] team0: Port device team_slave_1 added [ 57.034055][ T7962] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.042063][ T7962] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.050548][ T7962] device bridge_slave_0 entered promiscuous mode [ 57.070933][ T7958] team0: Port device team_slave_0 added [ 57.083302][ T7967] chnl_net:caif_netlink_parms(): no params data found [ 57.097625][ T7962] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.104809][ T7962] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.113376][ T7962] device bridge_slave_1 entered promiscuous mode [ 57.132770][ T7958] team0: Port device team_slave_1 added [ 57.159025][ T7960] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.166269][ T7960] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.175698][ T7960] device bridge_slave_0 entered promiscuous mode [ 57.240614][ T7963] device hsr_slave_0 entered promiscuous mode [ 57.298195][ T7963] device hsr_slave_1 entered promiscuous mode [ 57.343736][ T7960] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.350996][ T7960] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.359513][ T7960] device bridge_slave_1 entered promiscuous mode [ 57.393726][ T7960] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.442033][ T7958] device hsr_slave_0 entered promiscuous mode [ 57.497902][ T7958] device hsr_slave_1 entered promiscuous mode [ 57.543998][ T7966] chnl_net:caif_netlink_parms(): no params data found [ 57.554480][ T7962] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.565497][ T7962] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.579119][ T7960] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.624827][ T7967] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.632328][ T7967] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.640306][ T7967] device bridge_slave_0 entered promiscuous mode [ 57.657070][ T7967] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.665286][ T7967] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.673640][ T7967] device bridge_slave_1 entered promiscuous mode [ 57.702037][ T7962] team0: Port device team_slave_0 added [ 57.709478][ T7960] team0: Port device team_slave_0 added [ 57.716466][ T7962] team0: Port device team_slave_1 added [ 57.732127][ T7967] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 57.743000][ T7967] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 57.775608][ T7966] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.783346][ T7966] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.791215][ T7966] device bridge_slave_0 entered promiscuous mode [ 57.800552][ T7960] team0: Port device team_slave_1 added [ 57.830692][ T7966] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.839610][ T7966] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.847525][ T7966] device bridge_slave_1 entered promiscuous mode [ 57.858701][ T7967] team0: Port device team_slave_0 added [ 57.869263][ T7967] team0: Port device team_slave_1 added [ 57.920380][ T7962] device hsr_slave_0 entered promiscuous mode [ 57.957840][ T7962] device hsr_slave_1 entered promiscuous mode [ 58.060631][ T7967] device hsr_slave_0 entered promiscuous mode [ 58.107853][ T7967] device hsr_slave_1 entered promiscuous mode [ 58.169637][ T7966] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 58.220489][ T7960] device hsr_slave_0 entered promiscuous mode [ 58.267745][ T7960] device hsr_slave_1 entered promiscuous mode [ 58.313595][ T7967] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.322435][ T7967] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.330825][ T7967] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.338349][ T7967] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.355078][ T7966] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 58.404419][ T7966] team0: Port device team_slave_0 added [ 58.414528][ T7966] team0: Port device team_slave_1 added [ 58.520536][ T7966] device hsr_slave_0 entered promiscuous mode [ 58.557811][ T7966] device hsr_slave_1 entered promiscuous mode [ 58.621431][ T7963] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.639051][ T2994] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.659514][ T2994] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.701043][ T7958] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.714458][ T7969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.727953][ T7969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.739485][ T7963] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.769815][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.779822][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.791944][ T7958] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.816664][ T7967] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.836027][ T7975] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.845510][ T7975] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.855586][ T7975] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.862874][ T7975] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.872264][ T7975] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.882373][ T7975] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.891323][ T7975] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.899138][ T7975] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.907847][ T7975] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.916948][ T7975] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.925869][ T7975] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.933239][ T7975] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.941136][ T7975] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.950417][ T7975] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.976918][ T7960] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.994793][ T7967] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.005314][ T2994] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.014327][ T2994] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.023342][ T2994] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.043712][ T2994] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.053194][ T2994] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.060360][ T2994] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.070148][ T2994] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.079543][ T2994] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.118306][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.132140][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.141371][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.151203][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.159329][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.168414][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.177524][ T3482] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.186231][ T3482] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.200321][ T7960] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.235129][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.244517][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.253939][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.262728][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.271575][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.280453][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.289627][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.298542][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.308597][ T3482] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.315799][ T3482] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.323973][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.333204][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.342878][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.351661][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.360936][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.369662][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.384114][ T7958] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.395974][ T7958] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.420215][ T7962] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.434375][ T7963] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.447923][ T7963] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.456359][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.467892][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.476196][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.485234][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.494404][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.503816][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.512951][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.521913][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.531399][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.540747][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.551911][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.560866][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.598771][ T7962] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.619306][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.628554][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.636814][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.646979][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.656145][ T3482] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.663738][ T3482] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.672473][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.681767][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.690539][ T3482] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.698398][ T3482] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.706382][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.715603][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.724464][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.733320][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.741492][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.753792][ T7967] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.767971][ T7967] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.794088][ T7966] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.809436][ T7963] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.822638][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.833553][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.844216][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.853194][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.863745][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.874280][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.883380][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.892558][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.902338][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.911381][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.922728][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.933130][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.945766][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.954381][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.965536][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.976597][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.994743][ T7958] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.014508][ T7960] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.028797][ T7960] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.073881][ T7966] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.084665][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.100706][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.113452][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.124916][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.138375][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.145633][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.155415][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.166401][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.174600][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.187622][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.206625][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.216924][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.238528][ T7960] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.259925][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.278878][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.302960][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.312557][ T22] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.319831][ T22] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.328895][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.344231][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.347901][ C0] hrtimer: interrupt took 44142 ns [ 60.361444][ T7967] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.423487][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.488586][ T7980] kasan: CONFIG_KASAN_INLINE enabled [ 60.494192][ T7980] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 60.506916][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.516804][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.526060][ T3482] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.533264][ T3482] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.542877][ T7980] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 60.550378][ T7980] CPU: 1 PID: 7980 Comm: syz-executor.3 Not tainted 5.1.0-rc5-next-20190418 #28 [ 60.559514][ T7980] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.569786][ T7980] RIP: 0010:fanotify_handle_event+0x7d0/0xc40 [ 60.576135][ T7980] Code: ff ff 48 8b 18 48 8d 7b 68 48 89 f8 48 c1 e8 03 42 80 3c 38 00 0f 85 47 04 00 00 48 8b 5b 68 48 8d 7b 3c 48 89 fa 48 c1 ea 03 <42> 0f b6 0c 3a 48 89 fa 83 e2 07 83 c2 03 38 ca 7c 08 84 c9 0f 85 [ 60.597141][ T7980] RSP: 0018:ffff888089b9fb78 EFLAGS: 00010203 [ 60.603283][ T7980] RAX: 1ffff1101101d166 RBX: 0000000000000000 RCX: ffffffff81c540de [ 60.611287][ T7980] RDX: 0000000000000007 RSI: ffffffff81c540eb RDI: 000000000000003c [ 60.619289][ T7980] RBP: ffff888089b9fcc0 R08: ffff8880a4b363c0 R09: 0000000000000000 [ 60.627729][ T7980] R10: ffff8880a4b36c90 R11: ffff8880a4b363c0 R12: 0000000000000002 [ 60.635728][ T7980] R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000 [ 60.643817][ T7980] FS: 00007f57ae2a4700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 60.652866][ T7980] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 60.659478][ T7980] CR2: 00007f7b90d15000 CR3: 000000008ac92000 CR4: 00000000001406e0 [ 60.667495][ T7980] Call Trace: [ 60.670820][ T7980] ? trace_hardirqs_on_caller+0x6a/0x220 [ 60.676590][ T7980] ? fanotify_alloc_event+0xd00/0xd00 [ 60.682291][ T7980] ? retint_kernel+0x2b/0x2b [ 60.686946][ T7980] fsnotify+0x725/0xbc0 [ 60.691144][ T7980] ? fsnotify_first_mark+0x210/0x210 [ 60.696600][ T7980] ? __vfs_write+0x95/0x110 [ 60.701131][ T7980] vfs_write+0x4dc/0x580 [ 60.705445][ T7980] ksys_write+0x14f/0x2d0 [ 60.709821][ T7980] ? __ia32_sys_read+0xb0/0xb0 [ 60.714711][ T7980] ? do_syscall_64+0x26/0x670 [ 60.719594][ T7980] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.726307][ T7980] ? do_syscall_64+0x26/0x670 [ 60.731105][ T7980] __x64_sys_write+0x73/0xb0 [ 60.735833][ T7980] do_syscall_64+0x103/0x670 [ 60.740644][ T7980] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.746651][ T7980] RIP: 0033:0x458c29 [ 60.750578][ T7980] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.770380][ T7980] RSP: 002b:00007f57ae2a3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 60.778900][ T7980] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000458c29 [ 60.786898][ T7980] RDX: 0000000000000007 RSI: 0000000020000080 RDI: 0000000000000006 [ 60.795008][ T7980] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 60.803007][ T7980] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f57ae2a46d4 [ 60.811094][ T7980] R13: 00000000004c8386 R14: 00000000004de8b8 R15: 00000000ffffffff [ 60.819391][ T7980] Modules linked in: [ 60.824817][ T7980] ---[ end trace 77e02d42754cb2c4 ]--- [ 60.836935][ T7962] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.848044][ T7980] RIP: 0010:fanotify_handle_event+0x7d0/0xc40 [ 60.852070][ T7962] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.867295][ T7980] Code: ff ff 48 8b 18 48 8d 7b 68 48 89 f8 48 c1 e8 03 42 80 3c 38 00 0f 85 47 04 00 00 48 8b 5b 68 48 8d 7b 3c 48 89 fa 48 c1 ea 03 <42> 0f b6 0c 3a 48 89 fa 83 e2 07 83 c2 03 38 ca 7c 08 84 c9 0f 85 [ 60.874837][ T3878] kobject: 'loop0' (00000000378620df): kobject_uevent_env [ 60.895774][ T7969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.918724][ T7969] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.931495][ T7980] RSP: 0018:ffff888089b9fb78 EFLAGS: 00010203 [ 60.935007][ T3878] kobject: 'loop0' (00000000378620df): fill_kobj_path: path = '/devices/virtual/block/loop0' [ 60.944507][ T7980] RAX: 1ffff1101101d166 RBX: 0000000000000000 RCX: ffffffff81c540de [ 60.952578][ T7969] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.960696][ T7980] RDX: 0000000000000007 RSI: ffffffff81c540eb RDI: 000000000000003c [ 60.969050][ T3878] kobject: 'loop1' (0000000068e23022): kobject_uevent_env [ 60.984199][ T7969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.990407][ T7980] RBP: ffff888089b9fcc0 R08: ffff8880a4b363c0 R09: 0000000000000000 [ 61.001723][ T3878] kobject: 'loop1' (0000000068e23022): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 61.011727][ T7980] R10: ffff8880a4b36c90 R11: ffff8880a4b363c0 R12: 0000000000000002 [ 61.016488][ T7969] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.029220][ T7980] R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000 [ 61.036514][ T7969] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.047410][ T7980] FS: 00007f57ae2a4700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 61.076001][ T7980] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.084376][ T7980] CR2: 0000000000625208 CR3: 000000008ac92000 CR4: 00000000001406f0 [ 61.092724][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.104484][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.114631][ T3482] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.125365][ T7980] Kernel panic - not syncing: Fatal exception [ 61.132553][ T7980] Kernel Offset: disabled [ 61.137303][ T7980] Rebooting in 86400 seconds..