[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 54.353364][ T27] audit: type=1800 audit(1578483687.294:25): pid=8453 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 54.378668][ T27] audit: type=1800 audit(1578483687.294:26): pid=8453 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 54.409752][ T27] audit: type=1800 audit(1578483687.304:27): pid=8453 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. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.52' (ECDSA) to the list of known hosts. 2020/01/08 11:41:40 fuzzer started 2020/01/08 11:41:41 dialing manager at 10.128.0.26:35703 2020/01/08 11:41:41 syscalls: 2824 2020/01/08 11:41:41 code coverage: enabled 2020/01/08 11:41:41 comparison tracing: enabled 2020/01/08 11:41:41 extra coverage: enabled 2020/01/08 11:41:41 setuid sandbox: enabled 2020/01/08 11:41:41 namespace sandbox: enabled 2020/01/08 11:41:41 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 11:41:41 fault injection: enabled 2020/01/08 11:41:41 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 11:41:41 net packet injection: enabled 2020/01/08 11:41:41 net device setup: enabled 2020/01/08 11:41:41 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 11:41:41 devlink PCI setup: PCI device 0000:00:10.0 is not available 11:41:42 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000600)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="7c0000002400070500"/20, @ANYRES32=r1, @ANYBLOB="00000006ffffffff000000000900010067726564000000004c0002000800050000000000080002000000000038000300190000000000000028ceb860244d6a9b5336c1abe5b92f2f00000000000000e7d9da6e0856d62c324a74cc8d62e9c72029be3a7b6a54464b99354b1aefbcbf2d6676d883c9fd5b9ffdc313267a29700cb0baa4aa1709d6e852f24f5487a727949ef67aff8f20b367becf5441acfc2d"], 0x7c}}, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r4, &(0x7f0000000180)=[{0x2, 0x1000000000000, &(0x7f0000000080), 0xe, &(0x7f0000000100)}], 0x492492492492642, 0x0) 11:41:43 executing program 1: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(r0, 0x10e, 0x1, &(0x7f0000000080)=0x8, 0x4) syzkaller login: [ 70.227136][ T8621] IPVS: ftp: loaded support on port[0] = 21 [ 70.356472][ T8623] IPVS: ftp: loaded support on port[0] = 21 11:41:43 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$inet_buf(r0, 0x0, 0x400000000000485, 0x0, &(0x7f0000000000)=0xa) [ 70.405850][ T8621] chnl_net:caif_netlink_parms(): no params data found [ 70.541129][ T8621] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.548239][ T8621] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.568868][ T8621] device bridge_slave_0 entered promiscuous mode [ 70.582111][ T8621] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.599073][ T8621] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.606628][ T8621] device bridge_slave_1 entered promiscuous mode [ 70.632923][ T8623] chnl_net:caif_netlink_parms(): no params data found [ 70.671001][ T8627] IPVS: ftp: loaded support on port[0] = 21 [ 70.694767][ T8621] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 11:41:43 executing program 3: r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$nl_netfilter(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="240000000209010000129fbc60e130d799154348100002000c0001000400020004000180"], 0x24}}, 0x0) [ 70.724906][ T8621] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.745521][ T8623] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.759775][ T8623] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.767736][ T8623] device bridge_slave_0 entered promiscuous mode [ 70.809758][ T8623] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.816851][ T8623] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.830497][ T8623] device bridge_slave_1 entered promiscuous mode [ 70.854143][ T8621] team0: Port device team_slave_0 added [ 70.909187][ T8621] team0: Port device team_slave_1 added [ 70.935041][ T8623] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 11:41:43 executing program 4: r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f0000000200)="d800000018008100e00f80ecdb4cb9040a4465ef0b007c05e87c55a1bc000900b8000699030000000500150003008178a80016000d0001c00200000003ac040000d67f6f94007134cf6efb8000a007a290457f0189b316277ce06bbace8017cbec4c2ee5a7cef4090000001fb791643a5ee4ce1b14d6d930dfe1d9d322fe04000000730d16a4683e4f6d0200003f5aeb4edbb57a5025ccca9e00360db798262f3d40fad95667e04adcdf634c1f215ce3bb9ad809d5e1cace81ed0b7fece0b42a9ecbee5de6ccd40dd6e4edef3d93452a92307f27260e9703", 0xd8}], 0x1}, 0x0) [ 71.062886][ T8621] device hsr_slave_0 entered promiscuous mode [ 71.118998][ T8621] device hsr_slave_1 entered promiscuous mode [ 71.180262][ T8623] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.193234][ T8630] IPVS: ftp: loaded support on port[0] = 21 11:41:44 executing program 5: sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)={0x1c, 0x1d, 0x400000000000109, 0x0, 0x0, {0x7}, [@typed={0x8}]}, 0x1c}}, 0x0) r0 = socket(0x10, 0x80002, 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = fcntl$dupfd(r2, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) sendmmsg$alg(r0, &(0x7f0000000140)=[{0x0, 0x0, &(0x7f0000000100), 0x0, &(0x7f0000000100)}], 0x492492492492805, 0x0) [ 71.220963][ T8627] chnl_net:caif_netlink_parms(): no params data found [ 71.232808][ T8632] IPVS: ftp: loaded support on port[0] = 21 [ 71.299260][ T8623] team0: Port device team_slave_0 added [ 71.358525][ T8623] team0: Port device team_slave_1 added [ 71.433916][ T8627] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.441746][ T8627] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.449568][ T8627] device bridge_slave_0 entered promiscuous mode [ 71.461239][ T8627] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.468285][ T8627] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.475984][ T8627] device bridge_slave_1 entered promiscuous mode [ 71.502238][ T8634] IPVS: ftp: loaded support on port[0] = 21 [ 71.561267][ T8623] device hsr_slave_0 entered promiscuous mode [ 71.608858][ T8623] device hsr_slave_1 entered promiscuous mode [ 71.658721][ T8623] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.666465][ T8623] Cannot create hsr debugfs directory [ 71.706383][ T8621] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.770970][ T8627] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.786230][ T8627] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.796390][ T8621] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.862085][ T8621] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.946038][ T8630] chnl_net:caif_netlink_parms(): no params data found [ 71.960615][ T8621] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.025157][ T8627] team0: Port device team_slave_0 added [ 72.064758][ T8627] team0: Port device team_slave_1 added [ 72.112977][ T8632] chnl_net:caif_netlink_parms(): no params data found [ 72.142654][ T8630] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.149922][ T8630] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.157448][ T8630] device bridge_slave_0 entered promiscuous mode [ 72.179573][ T8623] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 72.233810][ T8623] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 72.301580][ T8630] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.308786][ T8630] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.316369][ T8630] device bridge_slave_1 entered promiscuous mode [ 72.380262][ T8627] device hsr_slave_0 entered promiscuous mode [ 72.431459][ T8627] device hsr_slave_1 entered promiscuous mode [ 72.478688][ T8627] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.486293][ T8627] Cannot create hsr debugfs directory [ 72.512561][ T8623] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 72.555995][ T8623] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 72.626772][ T8630] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.656024][ T8632] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.663822][ T8632] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.671694][ T8632] device bridge_slave_0 entered promiscuous mode [ 72.680566][ T8630] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.709450][ T8634] chnl_net:caif_netlink_parms(): no params data found [ 72.718020][ T8632] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.727913][ T8632] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.735727][ T8632] device bridge_slave_1 entered promiscuous mode [ 72.757426][ T8632] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.774129][ T8630] team0: Port device team_slave_0 added [ 72.788288][ T8630] team0: Port device team_slave_1 added [ 72.797615][ T8632] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.833546][ T8632] team0: Port device team_slave_0 added [ 72.842308][ T8632] team0: Port device team_slave_1 added [ 72.910489][ T8630] device hsr_slave_0 entered promiscuous mode [ 72.948983][ T8630] device hsr_slave_1 entered promiscuous mode [ 72.998754][ T8630] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.006345][ T8630] Cannot create hsr debugfs directory [ 73.081438][ T8632] device hsr_slave_0 entered promiscuous mode [ 73.118936][ T8632] device hsr_slave_1 entered promiscuous mode [ 73.168767][ T8632] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.176405][ T8632] Cannot create hsr debugfs directory [ 73.203050][ T8634] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.210866][ T8634] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.220647][ T8634] device bridge_slave_0 entered promiscuous mode [ 73.252699][ T8621] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.260531][ T8634] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.267587][ T8634] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.275834][ T8634] device bridge_slave_1 entered promiscuous mode [ 73.297873][ T8634] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.334173][ T8634] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.388212][ T8627] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 73.445360][ T8627] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 73.522199][ T8621] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.531459][ T8634] team0: Port device team_slave_0 added [ 73.541996][ T8627] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 73.573065][ T8627] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 73.629463][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.637731][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.645817][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.654711][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.663174][ T2878] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.670439][ T2878] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.687916][ T8623] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.697872][ T8634] team0: Port device team_slave_1 added [ 73.751525][ T8634] device hsr_slave_0 entered promiscuous mode [ 73.788998][ T8634] device hsr_slave_1 entered promiscuous mode [ 73.829539][ T8634] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.837114][ T8634] Cannot create hsr debugfs directory [ 73.843124][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.851631][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.860360][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.868713][ T2874] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.875791][ T2874] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.884107][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.906972][ T8623] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.938030][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.952517][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.962177][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.970662][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.978262][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.987417][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.007986][ T8632] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 74.060905][ T8632] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 74.114908][ T8632] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 74.172376][ T8632] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 74.229974][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.238523][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.247892][ T2878] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.254996][ T2878] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.262891][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.271561][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.280258][ T2878] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.287391][ T2878] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.294981][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.303764][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.312504][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.320936][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.341923][ T8630] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 74.380445][ T8630] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 74.420343][ T8630] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 74.472573][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.480835][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.514136][ T8630] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 74.595536][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.605993][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.615311][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.640018][ T8621] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.656314][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 74.666501][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.675580][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.685542][ T8634] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 74.741866][ T8634] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 74.801306][ T8634] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 74.840465][ T8634] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 74.908850][ T3101] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.917483][ T3101] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.926361][ T3101] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.936174][ T3101] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.968319][ T8623] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.980427][ T8623] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.995110][ T8632] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.008000][ T3101] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.017578][ T3101] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.029007][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.036451][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.063253][ T8632] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.083038][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.092276][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.115711][ T8621] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.127679][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.136059][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.143604][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.152383][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.161036][ T3102] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.168079][ T3102] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.176167][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.188111][ T8623] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.220028][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.228649][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.236909][ T2856] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.244010][ T2856] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.253902][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.262643][ T2856] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.282254][ T8630] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.295829][ T8627] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.317887][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.328291][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.337190][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.346223][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.355368][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.363568][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.395708][ T8630] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.407111][ T8621] device veth0_vlan entered promiscuous mode [ 75.415896][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.428151][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.435966][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.443977][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.452927][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.461426][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.469658][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.477784][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.486167][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.494199][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.502210][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.509939][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.518409][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.531103][ T8627] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.541499][ T8634] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.549432][ T8632] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 75.560969][ T8632] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.577449][ T8623] device veth0_vlan entered promiscuous mode [ 75.594641][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.603010][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.614701][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.623072][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.631609][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.640396][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.648758][ T3102] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.655798][ T3102] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.663370][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.672126][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.680732][ T3102] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.687763][ T3102] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.696946][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.704626][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.712908][ T3102] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.736681][ T8623] device veth1_vlan entered promiscuous mode [ 75.745518][ T8621] device veth1_vlan entered promiscuous mode [ 75.755173][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.765783][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.774498][ T3103] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.781605][ T3103] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.789699][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.811242][ T8632] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.840721][ T8634] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.847576][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.856695][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.864463][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.872172][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.880978][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.889652][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.897973][ T3103] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.905129][ T3103] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.912875][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.921610][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.930040][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.938422][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.947134][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.955552][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.964178][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.972002][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.004474][ T8630] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 76.016916][ T8630] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 76.040792][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.048515][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.058281][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.067053][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.076268][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.084906][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.093613][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.102061][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.110665][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.119604][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.127881][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.136589][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.145132][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.153891][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.162761][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.171875][ T3103] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.179131][ T3103] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.186878][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.196424][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.205716][ T3103] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.212809][ T3103] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.228378][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.237209][ T3103] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.254638][ T8627] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.293202][ T8627] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.337553][ T8627] device veth0_vlan entered promiscuous mode [ 76.355683][ T8627] device veth1_vlan entered promiscuous mode [ 181.048551][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 181.055319][ C1] rcu: 1-....: (10499 ticks this GP) idle=46a/1/0x4000000000000002 softirq=13201/13201 fqs=2699 [ 181.066075][ C1] (t=10501 jiffies g=7361 q=530) [ 181.071094][ C1] rcu: rcu_preempt kthread starved for 5102 jiffies! g7361 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 181.082119][ C1] rcu: RCU grace-period kthread stack dump: [ 181.087999][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 181.095887][ C1] Call Trace: [ 181.099174][ C1] __schedule+0x9a0/0xcc0 [ 181.103502][ C1] schedule+0x181/0x210 [ 181.108518][ C1] schedule_timeout+0x14f/0x240 [ 181.113356][ C1] ? run_local_timers+0x120/0x120 [ 181.118371][ C1] rcu_gp_kthread+0xed8/0x1770 [ 181.123137][ C1] kthread+0x332/0x350 [ 181.127192][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 181.132298][ C1] ? kthread_blkcg+0xe0/0xe0 [ 181.136882][ C1] ret_from_fork+0x24/0x30 [ 181.141430][ C1] NMI backtrace for cpu 1 [ 181.145761][ C1] CPU: 1 PID: 8641 Comm: kworker/u4:2 Not tainted 5.5.0-rc5-syzkaller #0 [ 181.154276][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 181.164338][ C1] Call Trace: [ 181.167727][ C1] [ 181.170590][ C1] dump_stack+0x1fb/0x318 [ 181.174922][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 181.179909][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 181.186089][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 181.193478][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 181.199475][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 181.205458][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 181.210703][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 181.215921][ C1] ? trace_hardirqs_off+0x74/0x80 [ 181.220962][ C1] update_process_times+0x12d/0x180 [ 181.226251][ C1] tick_sched_timer+0x263/0x420 [ 181.231108][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 181.236670][ C1] __hrtimer_run_queues+0x403/0x840 [ 181.243317][ C1] hrtimer_interrupt+0x38c/0xda0 [ 181.248268][ C1] ? debug_smp_processor_id+0x9/0x20 [ 181.253578][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 181.259124][ C1] apic_timer_interrupt+0xf/0x20 [ 181.264071][ C1] [ 181.267027][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x48/0x50 [ 181.273189][ C1] Code: 80 13 00 00 83 fa 02 75 21 48 8b 91 88 13 00 00 48 8b 32 48 8d 7e 01 8b 89 84 13 00 00 48 39 cf 73 08 48 89 44 f2 08 48 89 3a 0f 1f 80 00 00 00 00 4c 8b 04 24 65 48 8b 04 25 c0 1d 02 00 65 [ 181.293071][ C1] RSP: 0018:ffffc900027e7e08 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 181.301726][ C1] RAX: ffffffff814896c6 RBX: ffffea0002442d40 RCX: ffff8880a8270300 [ 181.309708][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002442d40 [ 181.317937][ C1] RBP: ffffc900027e7e30 R08: 000000000003a728 R09: ffffed1014d7aec9 [ 181.325925][ C1] R10: ffffed1014d7aec9 R11: 0000000000000000 R12: ffff88809fb79fa0 [ 181.333921][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a6bd7638 [ 181.341992][ C1] ? mod_memcg_page_state+0x16/0x190 [ 181.347272][ C1] ? free_thread_stack+0x124/0x590 [ 181.352580][ C1] ? mod_memcg_page_state+0x16/0x190 [ 181.357980][ C1] free_thread_stack+0x168/0x590 [ 181.362928][ C1] put_task_stack+0xa3/0x130 [ 181.367516][ C1] finish_task_switch+0x3f1/0x550 [ 181.372565][ C1] ? proc_cap_handler+0x450/0x450 [ 181.377588][ C1] schedule_tail+0x20/0x1a0 [ 181.382103][ C1] ? proc_cap_handler+0x450/0x450 [ 181.387141][ C1] ret_from_fork+0x8/0x30