[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 52.430638][ T26] audit: type=1800 audit(1578448624.035:25): pid=8396 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 52.455807][ T26] audit: type=1800 audit(1578448624.035:26): pid=8396 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 52.501660][ T26] audit: type=1800 audit(1578448624.045:27): pid=8396 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 '10.128.0.92' (ECDSA) to the list of known hosts. 2020/01/08 01:57:12 fuzzer started 2020/01/08 01:57:13 dialing manager at 10.128.0.26:35703 2020/01/08 01:57:13 syscalls: 2824 2020/01/08 01:57:13 code coverage: enabled 2020/01/08 01:57:13 comparison tracing: enabled 2020/01/08 01:57:13 extra coverage: enabled 2020/01/08 01:57:13 setuid sandbox: enabled 2020/01/08 01:57:13 namespace sandbox: enabled 2020/01/08 01:57:13 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 01:57:13 fault injection: enabled 2020/01/08 01:57:13 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 01:57:13 net packet injection: enabled 2020/01/08 01:57:13 net device setup: enabled 2020/01/08 01:57:13 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 01:57:13 devlink PCI setup: PCI device 0000:00:10.0 is not available 01:57:14 executing program 0: r0 = getpid() ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, 0x0) ptrace$setopts(0xffffffffffffffff, 0x0, 0x0, 0x0) sched_setscheduler(r0, 0x5, &(0x7f00000001c0)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 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_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) ioctl$PIO_SCRNMAP(0xffffffffffffffff, 0x4b41, &(0x7f0000000480)="9ac016d63d") r3 = syz_open_dev$midi(0x0, 0x100000001, 0x0) ioctl$KDSKBMETA(r3, 0x4b63, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="baa100b000eef36cba2100ec66b9800000c00f326635001000000f30bad104ecc80080d267d9f8f30f1bb429000f20c06635200000000f22c067f3af", 0x3c}], 0x1, 0x0, 0x0, 0x0) r4 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x1000, &(0x7f0000000000/0x1000)=nil}) ioctl$KVM_SET_REGS(r4, 0x4090ae82, &(0x7f0000000200)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff], 0x1f000}) ioctl$KVM_RUN(r4, 0xae80, 0x0) r5 = gettid() process_vm_writev(r5, &(0x7f0000c22000)=[{&(0x7f000034afa4)=""/1, 0x35c}], 0x329, &(0x7f0000c22fa0)=[{&(0x7f0000000080)=""/1, 0x2034afa5}], 0x1, 0x0) 01:57:15 executing program 1: r0 = socket$pppoe(0x18, 0x1, 0x0) connect$pppoe(r0, &(0x7f0000000040)={0x18, 0x0, {0x6, @random="4357fcbe55d8"}}, 0x1e) r1 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'lo\x00', 0x0}) ioctl$sock_SIOCGIFINDEX(r1, 0x8937, &(0x7f0000000100)={'bond0\x00', r2}) syzkaller login: [ 63.482146][ T8565] IPVS: ftp: loaded support on port[0] = 21 01:57:15 executing program 2: mkdir(&(0x7f0000639000)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000880)='./file0\x00', &(0x7f0000000380)='ramfs\x00', 0x10040, 0x0) r0 = creat(&(0x7f0000139000)='./file0/bus\x00', 0xbc9dc8fbd81cb4b1) fcntl$lock(r0, 0x7, &(0x7f0000027000)={0x1, 0x0, 0x0, 0x0, 0xffffffffffffffff}) fcntl$setstatus(r0, 0x4, 0x8e2adda316b0bc9) write$P9_RCREATE(r0, &(0x7f0000000040)={0x18}, 0x18) [ 63.650306][ T8568] IPVS: ftp: loaded support on port[0] = 21 [ 63.718862][ T8565] chnl_net:caif_netlink_parms(): no params data found [ 63.818061][ T8565] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.831277][ T8565] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.840962][ T8565] device bridge_slave_0 entered promiscuous mode 01:57:15 executing program 3: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") r1 = socket$inet6(0xa, 0x1000000000005, 0x0) getsockopt$inet_buf(r1, 0x84, 0x10, &(0x7f0000dcffe8)=""/24, &(0x7f0000000080)=0x18) [ 63.885283][ T8565] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.892381][ T8565] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.905604][ T8570] IPVS: ftp: loaded support on port[0] = 21 [ 63.917392][ T8565] device bridge_slave_1 entered promiscuous mode [ 63.963229][ T8568] chnl_net:caif_netlink_parms(): no params data found [ 64.017175][ T8565] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.049146][ T8565] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.163470][ T8565] team0: Port device team_slave_0 added [ 64.175444][ T8568] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.182550][ T8568] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.207638][ T8568] device bridge_slave_0 entered promiscuous mode 01:57:15 executing program 4: r0 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r0, 0x10e, 0xc, &(0x7f0000000000)={0x4}, 0x10) write(r0, &(0x7f00000000c0)="240000001e005f0214fffffffffffff807000000000000000000000008000d000d000000", 0x24) [ 64.242287][ T8565] team0: Port device team_slave_1 added [ 64.258785][ T8568] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.266840][ T8568] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.275661][ T8568] device bridge_slave_1 entered promiscuous mode [ 64.290989][ T8570] chnl_net:caif_netlink_parms(): no params data found [ 64.330893][ T8574] IPVS: ftp: loaded support on port[0] = 21 [ 64.400740][ T8568] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.426950][ T8568] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 01:57:16 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) prctl$PR_SET_MM_AUXV(0x23, 0xd, &(0x7f0000000080)='=', 0x1) [ 64.497730][ T8565] device hsr_slave_0 entered promiscuous mode [ 64.526427][ T8565] device hsr_slave_1 entered promiscuous mode [ 64.647165][ T8576] IPVS: ftp: loaded support on port[0] = 21 [ 64.663354][ T8568] team0: Port device team_slave_0 added [ 64.669651][ T8570] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.676884][ T8570] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.684428][ T8570] device bridge_slave_0 entered promiscuous mode [ 64.692549][ T8570] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.699783][ T8570] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.707765][ T8570] device bridge_slave_1 entered promiscuous mode [ 64.729060][ T8568] team0: Port device team_slave_1 added [ 64.743580][ T8578] IPVS: ftp: loaded support on port[0] = 21 [ 64.837416][ T8568] device hsr_slave_0 entered promiscuous mode [ 64.875419][ T8568] device hsr_slave_1 entered promiscuous mode [ 64.925118][ T8568] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.932943][ T8568] Cannot create hsr debugfs directory [ 64.954607][ T8570] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.986453][ T8570] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.042504][ T8570] team0: Port device team_slave_0 added [ 65.087953][ T8570] team0: Port device team_slave_1 added [ 65.114468][ T8565] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.197821][ T8570] device hsr_slave_0 entered promiscuous mode [ 65.235399][ T8570] device hsr_slave_1 entered promiscuous mode [ 65.275121][ T8570] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.282765][ T8570] Cannot create hsr debugfs directory [ 65.291489][ T8565] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 65.378213][ T8565] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 65.437184][ T8565] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.489339][ T8576] chnl_net:caif_netlink_parms(): no params data found [ 65.499040][ T8574] chnl_net:caif_netlink_parms(): no params data found [ 65.590280][ T8568] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 65.638166][ T8568] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 65.700172][ T8568] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 65.763394][ T8568] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 65.844841][ T8574] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.852511][ T8574] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.862653][ T8574] device bridge_slave_0 entered promiscuous mode [ 65.870678][ T8576] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.878279][ T8576] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.886042][ T8576] device bridge_slave_0 entered promiscuous mode [ 65.894014][ T8576] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.901514][ T8576] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.909350][ T8576] device bridge_slave_1 entered promiscuous mode [ 65.932995][ T8574] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.945037][ T8574] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.953391][ T8574] device bridge_slave_1 entered promiscuous mode [ 65.999635][ T8574] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.009686][ T8578] chnl_net:caif_netlink_parms(): no params data found [ 66.020212][ T8576] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.032271][ T8576] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.048037][ T8574] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.079957][ T8570] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 66.130972][ T8570] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 66.203490][ T8576] team0: Port device team_slave_0 added [ 66.218180][ T8570] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 66.267482][ T8570] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 66.332512][ T8576] team0: Port device team_slave_1 added [ 66.350155][ T8574] team0: Port device team_slave_0 added [ 66.368740][ T8578] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.376084][ T8578] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.383972][ T8578] device bridge_slave_0 entered promiscuous mode [ 66.457792][ T8576] device hsr_slave_0 entered promiscuous mode [ 66.505407][ T8576] device hsr_slave_1 entered promiscuous mode [ 66.545973][ T8576] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.553644][ T8576] Cannot create hsr debugfs directory [ 66.562407][ T8574] team0: Port device team_slave_1 added [ 66.581448][ T8578] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.588781][ T8578] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.599368][ T8578] device bridge_slave_1 entered promiscuous mode [ 66.657954][ T8574] device hsr_slave_0 entered promiscuous mode [ 66.695507][ T8574] device hsr_slave_1 entered promiscuous mode [ 66.745080][ T8574] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.752816][ T8574] Cannot create hsr debugfs directory [ 66.760672][ T8578] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.798830][ T8578] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.859701][ T8565] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.879435][ T8578] team0: Port device team_slave_0 added [ 66.888182][ T8578] team0: Port device team_slave_1 added [ 66.942616][ T8568] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.975179][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.983532][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.011547][ T8565] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.057036][ T8578] device hsr_slave_0 entered promiscuous mode [ 67.105428][ T8578] device hsr_slave_1 entered promiscuous mode [ 67.145189][ T8578] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.152981][ T8578] Cannot create hsr debugfs directory [ 67.162871][ T8568] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.172640][ T8574] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 67.227969][ T8574] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 67.310546][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.318630][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.335185][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.343754][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.352524][ T3223] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.359762][ T3223] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.367809][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.376944][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.385301][ T3223] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.392330][ T3223] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.399920][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.408715][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.426640][ T8574] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 67.456387][ T8576] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 67.506570][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.514474][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.525794][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.534138][ T3223] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.541282][ T3223] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.551322][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.560140][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.568538][ T3223] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.575644][ T3223] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.583195][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.592209][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.600877][ T3223] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.617501][ T8570] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.625869][ T8574] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 67.677329][ T8576] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 67.739468][ T8576] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 67.802670][ T8576] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 67.847041][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.855085][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.862971][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.871619][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.880440][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.909404][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.919335][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.928147][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.937309][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.946260][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.954491][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.963844][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.971794][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.979835][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.994790][ T8565] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 68.005953][ T8565] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.024187][ T8568] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.047228][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.060673][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.070347][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.080408][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.089046][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.097499][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.107701][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.128976][ T8570] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.153414][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.161665][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.180541][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.190601][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.199051][ T2831] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.206154][ T2831] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.214749][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.239038][ T8578] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 68.278625][ T8565] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.289977][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.299200][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.307807][ T2833] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.314974][ T2833] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.327580][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.337639][ T8578] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 68.402111][ T8578] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 68.470195][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.478905][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.491818][ T8578] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 68.568786][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.577517][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.586781][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.596189][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.604585][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.613438][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.621995][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.632334][ T8568] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.648320][ T8576] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.659301][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.667734][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.676518][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.686558][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.695216][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.712582][ T8565] device veth0_vlan entered promiscuous mode [ 68.735928][ T8570] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.746638][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.754846][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.766463][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.774526][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.796364][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.806037][ T3224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.815956][ T8565] device veth1_vlan entered promiscuous mode [ 68.839727][ T8576] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.851208][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.859783][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 68.868474][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.876670][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.884300][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.893338][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.902005][ T2831] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.909146][ T2831] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.917830][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.929378][ T8574] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.964521][ T8574] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.974850][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.996491][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.008968][ T2833] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.016077][ T2833] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.024454][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.033747][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.041539][ T2833] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.055780][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.064708][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.093040][ T8570] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.107389][ T8568] device veth0_vlan entered promiscuous mode [ 69.114237][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.129590][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.200910][ T8585] 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. [ 174.154899][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 174.161992][ C1] rcu: 1-....: (10499 ticks this GP) idle=dda/1/0x4000000000000002 softirq=13612/13612 fqs=5239 [ 174.172799][ C1] (t=10500 jiffies g=6957 q=263) [ 174.177824][ C1] NMI backtrace for cpu 1 [ 174.182149][ C1] CPU: 1 PID: 2831 Comm: kworker/1:55 Not tainted 5.5.0-rc5-syzkaller #0 [ 174.190547][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.200686][ C1] Workqueue: events linkwatch_event [ 174.205958][ C1] Call Trace: [ 174.209263][ C1] [ 174.212104][ C1] dump_stack+0x1fb/0x318 [ 174.216514][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 174.221625][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 174.228084][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 174.234140][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 174.240115][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 174.245997][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 174.251145][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 174.256329][ C1] ? trace_hardirqs_off+0x74/0x80 [ 174.261336][ C1] update_process_times+0x12d/0x180 [ 174.266547][ C1] tick_sched_timer+0x263/0x420 [ 174.271380][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 174.276907][ C1] __hrtimer_run_queues+0x403/0x840 [ 174.282137][ C1] hrtimer_interrupt+0x38c/0xda0 [ 174.287109][ C1] ? debug_smp_processor_id+0x9/0x20 [ 174.292412][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 174.297976][ C1] apic_timer_interrupt+0xf/0x20 [ 174.302932][ C1] [ 174.305875][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x4/0x50 [ 174.311963][ C1] Code: 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d f4 f4 ed 07 48 89 de e8 84 f4 3b 00 5b 5d c3 cc 48 8b 04 24 <65> 48 8b 0c 25 c0 1d 02 00 65 8b 15 38 5f 8b 7e f7 c2 00 01 1f 00 [ 174.331931][ C1] RSP: 0018:ffffc900081bf6c8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 174.340606][ C1] RAX: ffffffff814896c6 RBX: ffffea00022d2340 RCX: 0000000000000000 [ 174.348706][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00022d2340 [ 174.356676][ C1] RBP: ffffc900081bf6f0 R08: dffffc0000000000 R09: fffffbfff124248a [ 174.364930][ C1] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff88809641f520 [ 174.373460][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff88809a8eb478 [ 174.381779][ C1] ? mod_memcg_page_state+0x16/0x190 [ 174.387097][ C1] ? free_thread_stack+0x124/0x590 [ 174.392194][ C1] ? mod_memcg_page_state+0x16/0x190 [ 174.397630][ C1] free_thread_stack+0x168/0x590 [ 174.402577][ C1] put_task_stack+0xa3/0x130 [ 174.407191][ C1] finish_task_switch+0x3f1/0x550 [ 174.412301][ C1] __schedule+0x9a8/0xcc0 [ 174.416662][ C1] ? ___preempt_schedule+0x16/0x18 [ 174.421761][ C1] preempt_schedule+0xdb/0x120 [ 174.426689][ C1] ___preempt_schedule+0x16/0x18 [ 174.431684][ C1] ? vprintk_emit+0x2fe/0x3a0 [ 174.436351][ C1] ? vprintk_emit+0x368/0x3a0 [ 174.441184][ C1] vprintk_emit+0x36d/0x3a0 [ 174.445685][ C1] vprintk_default+0x28/0x30 [ 174.450642][ C1] vprintk_func+0x158/0x170 [ 174.455141][ C1] printk+0x62/0x8d [ 174.458943][ C1] ? addrconf_notify+0xd37/0x3c90 [ 174.464102][ C1] ? addrconf_notify+0x779/0x3c90 [ 174.469115][ C1] addrconf_notify+0x2c8d/0x3c90 [ 174.474246][ C1] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 174.479673][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 174.485215][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 174.490942][ C1] ? trace_hardirqs_on+0x74/0x80 [ 174.496440][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 174.502085][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 174.508022][ C1] ? tls_dev_event+0x619/0xc00 [ 174.512932][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 174.518910][ C1] ? ip6mr_device_event+0x1ee/0x210 [ 174.524104][ C1] raw_notifier_call_chain+0xec/0x190 [ 174.529465][ C1] netdev_state_change+0x147/0x1f0 [ 174.534568][ C1] linkwatch_do_dev+0x10e/0x160 [ 174.539407][ C1] __linkwatch_run_queue+0x446/0x730 [ 174.544833][ C1] linkwatch_event+0x4c/0x60 [ 174.549421][ C1] process_one_work+0x7ef/0x10d0 [ 174.554351][ C1] worker_thread+0xc01/0x1630 [ 174.559022][ C1] kthread+0x332/0x350 [ 174.563088][ C1] ? rcu_lock_release+0x30/0x30 [ 174.567925][ C1] ? kthread_blkcg+0xe0/0xe0 [ 174.572542][ C1] ret_from_fork+0x24/0x30