[ 43.928142][ T25] audit: type=1800 audit(1575361269.308:25): pid=8011 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 43.948740][ T25] audit: type=1800 audit(1575361269.308:26): pid=8011 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 43.985098][ T25] audit: type=1800 audit(1575361269.308:27): pid=8011 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 44.023316][ T25] audit: type=1800 audit(1575361269.318:28): pid=8011 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 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 '10.128.1.46' (ECDSA) to the list of known hosts. 2019/12/03 08:21:20 fuzzer started 2019/12/03 08:21:22 dialing manager at 10.128.0.26:38907 2019/12/03 08:21:22 syscalls: 2697 2019/12/03 08:21:22 code coverage: enabled 2019/12/03 08:21:22 comparison tracing: enabled 2019/12/03 08:21:22 extra coverage: extra coverage is not supported by the kernel 2019/12/03 08:21:22 setuid sandbox: enabled 2019/12/03 08:21:22 namespace sandbox: enabled 2019/12/03 08:21:22 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 08:21:22 fault injection: enabled 2019/12/03 08:21:22 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 08:21:22 net packet injection: enabled 2019/12/03 08:21:22 net device setup: enabled 2019/12/03 08:21:22 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 08:21:22 devlink PCI setup: PCI device 0000:00:10.0 is not available 08:21:23 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000080)) unlinkat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$TUNSETQUEUE(0xffffffffffffffff, 0x400454d9, &(0x7f0000000100)={'nlmon\t\x00\x7f\xed\xb1[\xe5\xa3\xcd\xb6\x00'}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_IRQCHIP(r1, 0x8208ae63, &(0x7f0000000380)={0x1, 0x0, @pic={0x0, 0x1c, 0x0, 0xfb, 0x2}}) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000480)={[0x0, 0x0, 0x0, 0x20, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 08:21:23 executing program 1: r0 = socket(0x400020000000010, 0x3, 0x0) write(r0, &(0x7f0000000040)="1f00000013000d0000000d00fc47ff1b070404390000000007000100010039", 0x1f) syzkaller login: [ 58.365894][ T8176] IPVS: ftp: loaded support on port[0] = 21 [ 58.503480][ T8176] chnl_net:caif_netlink_parms(): no params data found [ 58.513936][ T8178] IPVS: ftp: loaded support on port[0] = 21 08:21:23 executing program 2: r0 = syz_open_dev$dri(&(0x7f0000000080)='/dev/dri/card#\x00', 0x0, 0x0) ioctl$EXT4_IOC_SETFLAGS(r0, 0x40086602, 0x0) ioctl$DRM_IOCTL_GET_MAGIC(r0, 0x40086602, 0x0) [ 58.545221][ T8176] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.553809][ T8176] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.563076][ T8176] device bridge_slave_0 entered promiscuous mode [ 58.574421][ T8176] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.581557][ T8176] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.590389][ T8176] device bridge_slave_1 entered promiscuous mode [ 58.625291][ T8176] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.662409][ T8176] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.726066][ T8176] team0: Port device team_slave_0 added 08:21:24 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x50000000000, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="7c000000200007050200003242ed5404567c1abf", @ANYRES32, @ANYBLOB="00000060ffffffff000000f20a000100636f64656c00fdff4b000200080005000000000008000200000000000800050000000000080003000000000008000500000081ee070004000000000008000200000000000800010000000000a802040000000000"], 0x7c}}, 0x0) r1 = socket(0x10, 0x3, 0x0) sendmmsg$alg(r1, &(0x7f0000000140), 0x4924b68, 0x0) [ 58.766710][ T8176] team0: Port device team_slave_1 added [ 58.806204][ T8182] IPVS: ftp: loaded support on port[0] = 21 [ 58.859053][ T8176] device hsr_slave_0 entered promiscuous mode [ 58.896653][ T8176] device hsr_slave_1 entered promiscuous mode [ 58.967049][ T8178] chnl_net:caif_netlink_parms(): no params data found 08:21:24 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = semget$private(0x0, 0x2000000010a, 0x0) semop(r1, &(0x7f00000001c0)=[{0x0, 0x906a}, {}], 0x2) semop(r1, &(0x7f0000000000)=[{0x0, 0xffffffff}], 0x1) semop(r1, &(0x7f0000000040)=[{0x0, 0x9}], 0x1) [ 59.051827][ T8176] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.061392][ T8184] IPVS: ftp: loaded support on port[0] = 21 [ 59.120196][ T8176] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.188058][ T8176] netdevsim netdevsim0 netdevsim2: renamed from eth2 08:21:24 executing program 5: getsockopt$EBT_SO_GET_INFO(0xffffffffffffffff, 0x0, 0x80, 0x0, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock\x00', 0x200, 0x0) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) timer_create(0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$BPF_GET_PROG_INFO(0xf, 0x0, 0x0) unshare(0x40000000) [ 59.248532][ T8176] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.312031][ T8178] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.321929][ T8178] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.330329][ T8178] device bridge_slave_0 entered promiscuous mode [ 59.350563][ T8186] IPVS: ftp: loaded support on port[0] = 21 [ 59.380893][ T8178] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.388535][ T8178] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.396221][ T8178] device bridge_slave_1 entered promiscuous mode [ 59.451899][ T8178] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.467802][ T8182] chnl_net:caif_netlink_parms(): no params data found [ 59.468879][ T8189] IPVS: ftp: loaded support on port[0] = 21 [ 59.488936][ T8178] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.523620][ T8178] team0: Port device team_slave_0 added [ 59.532295][ T8178] team0: Port device team_slave_1 added [ 59.539127][ T8176] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.546498][ T8176] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.554295][ T8176] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.561428][ T8176] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.598193][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.606135][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.633914][ T8182] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.641704][ T8182] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.649504][ T8182] device bridge_slave_0 entered promiscuous mode [ 59.658409][ T8182] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.665473][ T8182] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.673351][ T8182] device bridge_slave_1 entered promiscuous mode [ 59.697555][ T8182] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.778050][ T8178] device hsr_slave_0 entered promiscuous mode [ 59.816634][ T8178] device hsr_slave_1 entered promiscuous mode [ 59.876502][ T8178] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.885422][ T8182] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.919786][ T8182] team0: Port device team_slave_0 added [ 59.939122][ T8182] team0: Port device team_slave_1 added [ 59.964906][ T8186] chnl_net:caif_netlink_parms(): no params data found [ 60.029341][ T8184] chnl_net:caif_netlink_parms(): no params data found [ 60.062476][ T8186] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.070642][ T8186] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.079313][ T8186] device bridge_slave_0 entered promiscuous mode [ 60.129116][ T8182] device hsr_slave_0 entered promiscuous mode [ 60.176627][ T8182] device hsr_slave_1 entered promiscuous mode [ 60.216399][ T8182] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.226100][ T8178] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.261788][ T8178] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 60.311515][ T8186] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.318747][ T8186] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.326564][ T8186] device bridge_slave_1 entered promiscuous mode [ 60.359713][ T8178] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.422567][ T8184] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.429926][ T8184] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.438231][ T8184] device bridge_slave_0 entered promiscuous mode [ 60.445809][ T8184] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.453095][ T8184] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.460719][ T8184] device bridge_slave_1 entered promiscuous mode [ 60.483366][ T8178] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 60.540381][ T8176] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.553579][ T8184] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.566753][ T8186] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.578105][ T8184] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.588953][ T8189] chnl_net:caif_netlink_parms(): no params data found [ 60.610147][ T8186] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.634018][ T8184] team0: Port device team_slave_0 added [ 60.647729][ T8184] team0: Port device team_slave_1 added [ 60.661363][ T8182] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.723208][ T8182] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.781975][ T8182] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.863095][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.871707][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.890196][ T8186] team0: Port device team_slave_0 added [ 60.896445][ T8182] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.931229][ T8176] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.999820][ T8184] device hsr_slave_0 entered promiscuous mode [ 61.036755][ T8184] device hsr_slave_1 entered promiscuous mode [ 61.076414][ T8184] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.089308][ T8186] team0: Port device team_slave_1 added [ 61.095044][ T8189] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.103197][ T8189] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.111242][ T8189] device bridge_slave_0 entered promiscuous mode [ 61.120375][ T8189] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.127638][ T8189] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.135382][ T8189] device bridge_slave_1 entered promiscuous mode [ 61.154311][ T8189] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.178238][ T8189] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.223636][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.232529][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.241194][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.248546][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.256022][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.264722][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.273062][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.280163][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.287804][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.323225][ T8184] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.399102][ T8184] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.439819][ T8189] team0: Port device team_slave_0 added [ 61.445615][ T8184] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.538968][ T8186] device hsr_slave_0 entered promiscuous mode [ 61.566629][ T8186] device hsr_slave_1 entered promiscuous mode [ 61.637417][ T8186] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.655677][ T8178] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.664740][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.680664][ T8189] team0: Port device team_slave_1 added [ 61.687072][ T8184] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 61.753978][ T2894] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.763829][ T2894] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.811389][ T8189] device hsr_slave_0 entered promiscuous mode [ 61.867380][ T8189] device hsr_slave_1 entered promiscuous mode [ 61.906460][ T8189] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.921556][ T8186] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.963552][ T8186] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 62.028507][ T2894] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.037304][ T2894] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.045787][ T2894] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.077996][ T8186] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 62.112812][ T8178] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.130606][ T8182] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.140491][ T8186] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 62.178607][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.186243][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.194040][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.202260][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.210970][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.219519][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.230690][ T8176] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.248949][ T8189] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.288274][ T8189] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 62.339106][ T8189] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.384026][ T8189] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 62.448168][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.459209][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.467753][ T2988] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.474790][ T2988] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.483776][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.491685][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.499869][ T2988] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.509978][ T8182] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.540256][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.550747][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.559180][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.566232][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.573962][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.581619][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.591060][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.598924][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.607964][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.616225][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.623322][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.644362][ T8184] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.683979][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.693434][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.702532][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.709639][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.718803][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.727791][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.736474][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.744944][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.753577][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.762217][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.770961][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.779630][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.787931][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.797868][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.806004][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.819936][ T8182] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.835716][ T8182] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.850036][ T8184] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.860996][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.869439][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.878152][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.885711][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.893854][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.902983][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.911937][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.919028][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.928956][ T8176] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.959027][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.975163][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.983839][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.026425][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.034148][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.053991][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.062903][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.069813][ T8199] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 63.072187][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.095732][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.104955][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.113502][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.121085][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.130369][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.139164][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.147740][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.154814][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.163162][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.172992][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.181834][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.191144][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.202605][ T8178] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.224712][ T8186] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.241948][ T8186] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.272797][ T8189] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.289656][ T8189] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.322866][ T8189] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 63.334216][ T8189] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.362872][ T8189] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 168.106278][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 168.113199][ C0] rcu: 0-...!: (10499 ticks this GP) idle=4ee/1/0x4000000000000002 softirq=11144/11144 fqs=14 [ 168.123783][ C0] (t=10501 jiffies g=6473 q=551) [ 168.128803][ C0] rcu: rcu_preempt kthread starved for 10474 jiffies! g6473 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 168.139884][ C0] rcu: RCU grace-period kthread stack dump: [ 168.145848][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 168.153848][ C0] Call Trace: [ 168.157165][ C0] __schedule+0x9a0/0xcc0 [ 168.161510][ C0] schedule+0x181/0x210 [ 168.165664][ C0] schedule_timeout+0x14f/0x240 [ 168.170514][ C0] ? run_local_timers+0x120/0x120 [ 168.175538][ C0] rcu_gp_kthread+0xed8/0x1770 [ 168.180312][ C0] kthread+0x332/0x350 [ 168.184367][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 168.189485][ C0] ? kthread_blkcg+0xe0/0xe0 [ 168.194071][ C0] ret_from_fork+0x24/0x30 [ 168.198495][ C0] NMI backtrace for cpu 0 [ 168.202909][ C0] CPU: 0 PID: 8199 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 168.211140][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.221191][ C0] Call Trace: [ 168.224468][ C0] [ 168.227335][ C0] dump_stack+0x1fb/0x318 [ 168.231667][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 168.236641][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 168.242799][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 168.249142][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 168.255218][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 168.261203][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 168.269544][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 168.274762][ C0] ? trace_hardirqs_off+0x74/0x80 [ 168.280744][ C0] update_process_times+0x12d/0x180 [ 168.285936][ C0] tick_sched_timer+0x263/0x420 [ 168.290797][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.296366][ C0] __hrtimer_run_queues+0x403/0x840 [ 168.301595][ C0] hrtimer_interrupt+0x38c/0xda0 [ 168.306557][ C0] ? debug_smp_processor_id+0x9/0x20 [ 168.311955][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 168.319507][ C0] apic_timer_interrupt+0xf/0x20 [ 168.324431][ C0] [ 168.327360][ C0] RIP: 0010:free_thread_stack+0x151/0x590 [ 168.333072][ C0] Code: 31 f6 e8 42 af 6e 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 43 a4 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 <74> 08 48 89 df e8 25 a4 69 00 48 8b 3b be fc ff ff ff e8 28 04 00 [ 168.352690][ C0] RSP: 0018:ffffc90001f779d0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.361191][ C0] RAX: 1ffff11013ecedd1 RBX: ffff88809f676e88 RCX: 0000000000000000 [ 168.369167][ C0] RDX: ffffc900023e9000 RSI: 0000000000000000 RDI: ffffea0002824a40 [ 168.377241][ C0] RBP: ffffc90001f77a08 R08: 000000000003a768 R09: ffffed1014fc8747 [ 168.385228][ C0] R10: ffffed1014fc8747 R11: 0000000000000000 R12: ffff88809f676f20 [ 168.393294][ C0] R13: dffffc0000000000 R14: 1ffff11013ecede4 R15: ffff8880a7e43a28 [ 168.401638][ C0] put_task_stack+0xa3/0x130 [ 168.406224][ C0] finish_task_switch+0x3f1/0x550 [ 168.411244][ C0] __schedule+0x9a8/0xcc0 [ 168.415575][ C0] ? ___preempt_schedule+0x16/0x18 [ 168.420688][ C0] preempt_schedule+0xdb/0x120 [ 168.425439][ C0] ___preempt_schedule+0x16/0x18 [ 168.430367][ C0] ? vprintk_emit+0x2fe/0x3a0 [ 168.435027][ C0] ? vprintk_emit+0x368/0x3a0 [ 168.439693][ C0] vprintk_emit+0x36d/0x3a0 [ 168.444186][ C0] vprintk_default+0x28/0x30 [ 168.448762][ C0] vprintk_func+0x158/0x170 [ 168.453290][ C0] printk+0x62/0x8d [ 168.457105][ C0] ? vmx_vm_init+0x112/0x230 [ 168.462034][ C0] vmx_vm_init+0x19e/0x230 [ 168.466707][ C0] kvm_arch_init_vm+0x488/0x4d0 [ 168.471549][ C0] kvm_dev_ioctl+0x9e3/0x2110 [ 168.476229][ C0] ? kvm_reboot+0x40/0x40 [ 168.480557][ C0] do_vfs_ioctl+0x744/0x1730 [ 168.485134][ C0] ? __fget+0x471/0x510 [ 168.489547][ C0] ? tomoyo_file_ioctl+0x23/0x30 [ 168.494474][ C0] ? security_file_ioctl+0xa1/0xd0 [ 168.499573][ C0] __x64_sys_ioctl+0xe3/0x120 [ 168.504254][ C0] do_syscall_64+0xf7/0x1c0 [ 168.508748][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.514626][ C0] RIP: 0033:0x45a679 [ 168.518509][ C0] Code: ad b6 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 b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 168.538184][ C0] RSP: 002b:00007fd1875b8c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 168.546594][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 [ 168.554549][ C0] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000003 [ 168.562521][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 168.570490][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd1875b96d4 [ 168.578570][ C0] R13: 00000000004c3a43 R14: 00000000004d8f78 R15: 00000000ffffffff