[ 48.745916][ T23] audit: type=1800 audit(1578466185.312:25): pid=8311 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 48.764842][ T23] audit: type=1800 audit(1578466185.322:26): pid=8311 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 48.807439][ T23] audit: type=1800 audit(1578466185.322:27): pid=8311 uid=0 auid=4294967295 ses=4294967295 subj=_ 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. [ 49.465516][ T8380] sshd (8380) used greatest stack depth: 23640 bytes left [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.50' (ECDSA) to the list of known hosts. 2020/01/08 06:49:56 fuzzer started 2020/01/08 06:49:58 dialing manager at 10.128.0.26:35703 2020/01/08 06:49:58 syscalls: 2824 2020/01/08 06:49:58 code coverage: enabled 2020/01/08 06:49:58 comparison tracing: enabled 2020/01/08 06:49:58 extra coverage: enabled 2020/01/08 06:49:58 setuid sandbox: enabled 2020/01/08 06:49:58 namespace sandbox: enabled 2020/01/08 06:49:58 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 06:49:58 fault injection: enabled 2020/01/08 06:49:58 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 06:49:58 net packet injection: enabled 2020/01/08 06:49:58 net device setup: enabled 2020/01/08 06:49:58 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 06:49:58 devlink PCI setup: PCI device 0000:00:10.0 is not available 06:49:59 executing program 0: r0 = syz_open_dev$usbmon(&(0x7f0000000040)='/dev/usbmon#\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0xeb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$MON_IOCQ_RING_SIZE(r0, 0x80089203) 06:49:59 executing program 1: r0 = socket$netlink(0x10, 0x3, 0xc) writev(r0, &(0x7f0000000000)=[{&(0x7f0000fb4000)="1f00000010001900000007000000068100020a0009000100000000013ffe58", 0x2d4}], 0x1) syzkaller login: [ 62.754894][ T8478] IPVS: ftp: loaded support on port[0] = 21 06:49:59 executing program 2: r0 = socket$inet(0x2, 0x1, 0x0) setsockopt$sock_int(r0, 0x1, 0xf, &(0x7f0000356ffc)=0xffffffffffffff40, 0x3b) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x33, &(0x7f00000a2000)={0x1, &(0x7f0000f07000)=[{0x6}]}, 0x10) [ 62.934264][ T8478] chnl_net:caif_netlink_parms(): no params data found [ 62.994770][ T8481] IPVS: ftp: loaded support on port[0] = 21 [ 63.044226][ T8478] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.052427][ T8478] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.061631][ T8478] device bridge_slave_0 entered promiscuous mode [ 63.083293][ T8478] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.091176][ T8478] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.100795][ T8478] device bridge_slave_1 entered promiscuous mode [ 63.159148][ T8483] IPVS: ftp: loaded support on port[0] = 21 [ 63.174021][ T8478] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 06:49:59 executing program 3: r0 = syz_init_net_socket$llc(0x1a, 0x1, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0x275a, 0x0) write$binfmt_script(r1, &(0x7f0000000040)=ANY=[], 0x6db6e559) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1, 0x10012, r1, 0x0) setsockopt$llc_int(r0, 0x10c, 0x7, &(0x7f0000000040), 0x4) [ 63.216221][ T8478] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.275774][ T8481] chnl_net:caif_netlink_parms(): no params data found [ 63.287167][ T8478] team0: Port device team_slave_0 added [ 63.306860][ T8478] team0: Port device team_slave_1 added [ 63.344174][ T8481] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.351959][ T8481] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.359858][ T8481] device bridge_slave_0 entered promiscuous mode [ 63.430949][ T8478] device hsr_slave_0 entered promiscuous mode [ 63.467945][ T8478] device hsr_slave_1 entered promiscuous mode 06:50:00 executing program 4: r0 = fsopen(&(0x7f0000000140)='sysfs\x00', 0x0) fsconfig$FSCONFIG_SET_FLAG(r0, 0x0, &(0x7f0000000000)='dirsync\x00', 0x0, 0x0) [ 63.544554][ T8481] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.567532][ T8481] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.575444][ T8481] device bridge_slave_1 entered promiscuous mode [ 63.616252][ T8481] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.655690][ T8483] chnl_net:caif_netlink_parms(): no params data found [ 63.657753][ T8486] IPVS: ftp: loaded support on port[0] = 21 [ 63.680843][ T8481] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.760043][ T8481] team0: Port device team_slave_0 added [ 63.776638][ T8489] IPVS: ftp: loaded support on port[0] = 21 [ 63.778750][ T8481] team0: Port device team_slave_1 added [ 63.800912][ T8483] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.808224][ T8483] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.816138][ T8483] device bridge_slave_0 entered promiscuous mode 06:50:00 executing program 5: r0 = socket$inet6(0xa, 0x8000008000080003, 0x800000000000003) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000340)={'bridge_slave_0\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000380)=@bridge_setlink={0x2c, 0x11, 0xa29, 0x0, 0x0, {0x7, 0x0, 0x0, r2}, [@IFLA_AF_SPEC={0xc}]}, 0x2c}}, 0x0) [ 63.871370][ T8483] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.887544][ T8483] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.895102][ T8483] device bridge_slave_1 entered promiscuous mode [ 63.980106][ T8481] device hsr_slave_0 entered promiscuous mode [ 64.017754][ T8481] device hsr_slave_1 entered promiscuous mode [ 64.097668][ T8481] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.105554][ T8481] Cannot create hsr debugfs directory [ 64.113585][ T8483] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.151021][ T8483] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.195012][ T8483] team0: Port device team_slave_0 added [ 64.214323][ T8491] IPVS: ftp: loaded support on port[0] = 21 [ 64.224871][ T8478] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.290547][ T8483] team0: Port device team_slave_1 added [ 64.296293][ T8478] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.388132][ T8478] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.419703][ T8478] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.502658][ T8486] chnl_net:caif_netlink_parms(): no params data found [ 64.579105][ T8483] device hsr_slave_0 entered promiscuous mode [ 64.617715][ T8483] device hsr_slave_1 entered promiscuous mode [ 64.667970][ T8483] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.675662][ T8483] Cannot create hsr debugfs directory [ 64.716139][ T8486] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.723834][ T8486] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.732079][ T8486] device bridge_slave_0 entered promiscuous mode [ 64.758113][ T8486] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.765191][ T8486] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.773205][ T8486] device bridge_slave_1 entered promiscuous mode [ 64.780234][ T8481] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 64.821654][ T8481] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 64.896845][ T8481] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 64.948851][ T8489] chnl_net:caif_netlink_parms(): no params data found [ 64.976808][ T8481] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 65.033799][ T8486] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.073908][ T8489] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.081678][ T8489] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.089854][ T8489] device bridge_slave_0 entered promiscuous mode [ 65.098897][ T8489] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.105958][ T8489] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.114391][ T8489] device bridge_slave_1 entered promiscuous mode [ 65.122655][ T8486] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.186853][ T8486] team0: Port device team_slave_0 added [ 65.196507][ T8486] team0: Port device team_slave_1 added [ 65.202440][ T8483] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 65.260731][ T8483] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 65.305094][ T8483] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 65.391015][ T8489] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.402419][ T8489] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.412733][ T8483] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 65.461294][ T8491] chnl_net:caif_netlink_parms(): no params data found [ 65.530423][ T8486] device hsr_slave_0 entered promiscuous mode [ 65.567851][ T8486] device hsr_slave_1 entered promiscuous mode [ 65.607542][ T8486] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.615148][ T8486] Cannot create hsr debugfs directory [ 65.671260][ T8489] team0: Port device team_slave_0 added [ 65.690447][ T8489] team0: Port device team_slave_1 added [ 65.752411][ T8491] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.760776][ T8491] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.771270][ T8491] device bridge_slave_0 entered promiscuous mode [ 65.830217][ T8489] device hsr_slave_0 entered promiscuous mode [ 65.867848][ T8489] device hsr_slave_1 entered promiscuous mode [ 65.917513][ T8489] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.925076][ T8489] Cannot create hsr debugfs directory [ 65.932815][ T8481] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.939950][ T8491] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.947002][ T8491] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.954886][ T8491] device bridge_slave_1 entered promiscuous mode [ 65.973429][ T8486] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 66.029386][ T8486] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 66.076799][ T8478] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.085790][ T8491] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.109715][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.118633][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.126613][ T8486] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 66.199805][ T8486] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 66.264896][ T8491] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.295952][ T8481] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.334955][ T8491] team0: Port device team_slave_0 added [ 66.346447][ T8478] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.360157][ T8491] team0: Port device team_slave_1 added [ 66.369228][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.376862][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.385381][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.394182][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.402926][ T3119] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.410151][ T3119] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.450252][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.459056][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.467758][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.476028][ T3018] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.483110][ T3018] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.491479][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.500522][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.508825][ T3018] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.515844][ T3018] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.523408][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.581157][ T8491] device hsr_slave_0 entered promiscuous mode [ 66.637905][ T8491] device hsr_slave_1 entered promiscuous mode [ 66.697578][ T8491] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.705165][ T8491] Cannot create hsr debugfs directory [ 66.726416][ T8483] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.745971][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.754545][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.763573][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.772261][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.781719][ T3018] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.788865][ T3018] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.801390][ T8489] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 66.839191][ T8489] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 66.902361][ T8489] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 66.960159][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.968930][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.978775][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.988140][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.996525][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.005158][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.013779][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.021699][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.031791][ T8489] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 67.091668][ T8486] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.100198][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.112309][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.131159][ T8483] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.141069][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.150102][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.158763][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.167233][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.176401][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.184836][ T3018] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.199793][ T8481] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 67.210570][ T8481] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.237367][ T8478] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.250070][ T8478] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.263841][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.272822][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.281274][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.289763][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.298229][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.306549][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.315467][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.323953][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.332534][ T2708] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.339600][ T2708] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.347783][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.355452][ T2708] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.394862][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.404577][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.413587][ T3027] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.420743][ T3027] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.428594][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.437103][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.446003][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.453750][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.461558][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.470134][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.486396][ T8481] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.496983][ T8486] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.520752][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.529760][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.537190][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.545876][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.554886][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.563820][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.572325][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.588130][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.595596][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.610711][ T8483] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.622752][ T8483] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.652646][ T8478] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.661045][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.669556][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.678089][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.686549][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.695221][ T3119] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.702319][ T3119] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.709949][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.718651][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.726969][ T3119] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.734086][ T3119] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.742150][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.757193][ T8491] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 67.790139][ T8491] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 67.842963][ T8491] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 67.910328][ T8491] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 67.988862][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.996799][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.006121][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.014015][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.064180][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.073790][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.082595][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.092077][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.101257][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.110347][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.119119][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.127691][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.136374][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.145305][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.155296][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.174692][ T8483] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.195098][ T8481] device veth0_vlan entered promiscuous mode [ 68.201936][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.211606][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.220772][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.229782][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.238715][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.246402][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.260348][ T8478] device veth0_vlan entered promiscuous mode [ 68.284134][ T8489] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.296073][ T8481] device veth1_vlan entered promiscuous mode [ 68.304989][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.315193][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.323655][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.332863][ T8486] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.359268][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.366936][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.376504][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.384614][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.395109][ T8478] device veth1_vlan entered promiscuous mode [ 68.405943][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.416396][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.425671][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.448688][ T8486] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.461182][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 68.471021][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 68.479884][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.488492][ T3027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.498602][ T8489] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.549231][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.560686][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.569862][ T3119] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.576887][ T3119] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.585043][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.593991][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.608857][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.616675][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.625931][ T3119] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.635057][ T3119] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.642162][ T3119] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.658038][ T8483] device veth0_vlan entered promiscuous mode [ 68.674602][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.682938][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.692317][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.701480][ T2834] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.732361][ T8483] device veth1_vlan entered promiscuous mode [ 68.772428][ T8486] device veth0_vlan entered promiscuous mode [ 68.811532][ T8486] device veth1_vlan entered promiscuous mode [ 68.825938][ T8499] netlink: 'syz-executor.1': attribute type 1 has an invalid length. [ 173.837379][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 173.844217][ C1] rcu: 1-...!: (1 GPs behind) idle=26e/1/0x4000000000000002 softirq=13082/13084 fqs=28 [ 173.854412][ C1] (t=10501 jiffies g=6909 q=260) [ 173.859464][ C1] rcu: rcu_preempt kthread starved for 10446 jiffies! g6909 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 173.870655][ C1] rcu: RCU grace-period kthread stack dump: [ 173.876556][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 173.884450][ C1] Call Trace: [ 173.887754][ C1] __schedule+0x9a0/0xcc0 [ 173.892083][ C1] schedule+0x181/0x210 [ 173.896230][ C1] schedule_timeout+0x14f/0x240 [ 173.901070][ C1] ? run_local_timers+0x120/0x120 [ 173.906104][ C1] rcu_gp_kthread+0xed8/0x1770 [ 173.910875][ C1] kthread+0x332/0x350 [ 173.914950][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 173.920071][ C1] ? kthread_blkcg+0xe0/0xe0 [ 173.924651][ C1] ret_from_fork+0x24/0x30 [ 173.929087][ C1] NMI backtrace for cpu 1 [ 173.933422][ C1] CPU: 1 PID: 8447 Comm: udevd Not tainted 5.5.0-rc5-syzkaller #0 [ 173.941223][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.951288][ C1] Call Trace: [ 173.954574][ C1] [ 173.957436][ C1] dump_stack+0x1fb/0x318 [ 173.961759][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 173.966612][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 173.972788][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 173.978861][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 173.984848][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 173.990744][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 173.995866][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 174.001159][ C1] ? trace_hardirqs_off+0x74/0x80 [ 174.006191][ C1] update_process_times+0x12d/0x180 [ 174.011400][ C1] tick_sched_timer+0x263/0x420 [ 174.016240][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 174.021793][ C1] __hrtimer_run_queues+0x403/0x840 [ 174.027012][ C1] hrtimer_interrupt+0x38c/0xda0 [ 174.031976][ C1] ? debug_smp_processor_id+0x9/0x20 [ 174.037268][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 174.042806][ C1] apic_timer_interrupt+0xf/0x20 [ 174.047749][ C1] [ 174.050710][ C1] RIP: 0010:mod_memcg_page_state+0x3d/0x190 [ 174.056608][ C1] Code: 27 2e 00 48 83 c3 38 48 89 d8 48 c1 e8 03 49 bc 00 00 00 00 00 fc ff df 42 80 3c 20 00 74 08 48 89 df e8 e6 8f 6a 00 48 8b 1b <48> 85 db 0f 84 d8 00 00 00 48 c7 c0 60 95 2a 89 48 c1 e8 03 42 80 [ 174.076234][ C1] RSP: 0018:ffffc90001df7808 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 174.084648][ C1] RAX: 1ffffd40004767df RBX: 0000000000000000 RCX: ffff88808cdc03c0 [ 174.092626][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00023b3ec0 [ 174.100602][ C1] RBP: ffffc90001df7828 R08: 000000000003a728 R09: ffffed10127c76f1 [ 174.108572][ C1] R10: ffffed10127c76f1 R11: 0000000000000000 R12: dffffc0000000000 [ 174.116573][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff888093e3b778 [ 174.124690][ C1] ? mod_memcg_page_state+0x16/0x190 [ 174.129969][ C1] free_thread_stack+0x168/0x590 [ 174.134917][ C1] put_task_stack+0xa3/0x130 [ 174.139500][ C1] finish_task_switch+0x3f1/0x550 [ 174.144537][ C1] __schedule+0x9a8/0xcc0 [ 174.148885][ C1] preempt_schedule_irq+0xc1/0x140 [ 174.154005][ C1] retint_kernel+0x1b/0x2b [ 174.158452][ C1] RIP: 0010:check_memory_region+0x1/0x2e0 [ 174.164179][ C1] Code: 97 96 e5 88 eb 0c 31 db 48 c7 c7 cf 96 e5 88 4c 89 fe 31 c0 e8 63 9a ac ff eb cf cc cc cc cc cc cc cc cc cc cc cc cc cc cc 55 <48> 89 e5 41 57 41 56 41 55 41 54 53 b0 01 48 85 f6 0f 84 fd 01 00 [ 174.183795][ C1] RSP: 0018:ffffc90001df7a88 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 174.192212][ C1] RAX: ffff88808cdc03c1 RBX: 0000000000000001 RCX: ffffffff815afed8 [ 174.200188][ C1] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8880a7039d28 [ 174.208166][ C1] RBP: ffffc90001df7a98 R08: dffffc0000000000 R09: fffff520003bef5c [ 174.216165][ C1] R10: fffff520003bef5c R11: 0000000000000000 R12: ffff8880a7039d28 [ 174.224256][ C1] R13: ffff8880a7039d30 R14: 1ffff920003bef5b R15: ffffc90001df7ad8 [ 174.232266][ C1] ? __up_read+0x238/0x740 [ 174.236703][ C1] ? __kasan_check_write+0x14/0x20 [ 174.241820][ C1] __up_read+0x238/0x740 [ 174.246060][ C1] ? validate_mm+0x154/0x9b0 [ 174.250678][ C1] up_read+0x1d/0x20 [ 174.254671][ C1] validate_mm+0x154/0x9b0 [ 174.259091][ C1] vma_link+0x264/0x290 [ 174.263262][ C1] mmap_region+0x12e1/0x1cb0 [ 174.267879][ C1] do_mmap+0xabb/0x1120 [ 174.272037][ C1] vm_mmap_pgoff+0x13d/0x1d0 [ 174.276648][ C1] ksys_mmap_pgoff+0x104/0x560 [ 174.281398][ C1] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 174.287127][ C1] __x64_sys_mmap+0x103/0x120 [ 174.291795][ C1] do_syscall_64+0xf7/0x1c0 [ 174.296306][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.302221][ C1] RIP: 0033:0x7f578a1abd0a [ 174.306661][ C1] Code: b8 ff ff ff ff e9 fa fe ff ff 48 63 fb b8 03 00 00 00 0f 05 b8 ff ff ff ff e9 e6 fe ff ff 90 90 49 89 ca b8 09 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fe c0 2a 00 31 d2 48 29 c2 64 [ 174.326292][ C1] RSP: 002b:00007fffbd5188b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 174.334703][ C1] RAX: ffffffffffffffda RBX: 0000000001def400 RCX: 00007f578a1abd0a [ 174.342690][ C1] RDX: 0000000000000003 RSI: 0000000000001000 RDI: 0000000000000000 [ 174.350665][ C1] RBP: 0000000000001000 R08: 00000000ffffffff R09: 0000000000000000 [ 174.358624][ C1] R10: 0000000000000022 R11: 0000000000000246 R12: 000000000000000a [ 174.366623][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 00007fffbd518e50