[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 50.403235][ T23] audit: type=1800 audit(1578446441.417:25): pid=8271 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 50.433804][ T23] audit: type=1800 audit(1578446441.417:26): pid=8271 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 50.472236][ T23] audit: type=1800 audit(1578446441.427:27): pid=8271 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 '10.128.0.126' (ECDSA) to the list of known hosts. 2020/01/08 01:20:52 fuzzer started 2020/01/08 01:20:54 dialing manager at 10.128.0.26:35703 2020/01/08 01:20:54 syscalls: 2824 2020/01/08 01:20:54 code coverage: enabled 2020/01/08 01:20:54 comparison tracing: enabled 2020/01/08 01:20:54 extra coverage: enabled 2020/01/08 01:20:54 setuid sandbox: enabled 2020/01/08 01:20:54 namespace sandbox: enabled 2020/01/08 01:20:54 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 01:20:54 fault injection: enabled 2020/01/08 01:20:54 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 01:20:54 net packet injection: enabled 2020/01/08 01:20:54 net device setup: enabled 2020/01/08 01:20:54 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 01:20:54 devlink PCI setup: PCI device 0000:00:10.0 is not available 01:20:55 executing program 0: openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='cpuacct.stat\x00', 0x0, 0x0) ptrace$setsig(0x4203, 0x0, 0x0, &(0x7f00000002c0)={0x0, 0x1}) write(0xffffffffffffffff, &(0x7f0000000040)="0f42", 0x2) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) getsockopt$inet6_opts(0xffffffffffffffff, 0x29, 0x0, &(0x7f0000000580)=""/143, &(0x7f0000000340)=0xfee5) openat$null(0xffffffffffffff9c, &(0x7f0000000440)='/dev/null\x00', 0x0, 0x0) setsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000480)={0x0, @rand_addr, @local}, 0xc) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x1000, &(0x7f0000000000/0x1000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000200)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0xfb, 0x0, 0x0, 0x0, 0x400000000000000]}) syz_open_dev$audion(&(0x7f0000000500)='/dev/audio#\x00', 0x0, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$TIOCGLCKTRMIOS(0xffffffffffffffff, 0x5456, &(0x7f00000004c0)={0x4}) sendmsg$IPVS_CMD_DEL_DEST(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYRES16=0x0], 0x1}}, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)) ioctl$KVM_RUN(r2, 0xae80, 0x0) 01:20:55 executing program 1: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0) mount$fuse(0x20000000, &(0x7f0000000200)='./file0\x00', 0x0, 0x7a04, 0x0) unlink(&(0x7f0000000140)='.\x00') mount(0x0, &(0x7f00000001c0)='./file0\x00', &(0x7f0000000300)='ramfs\x00', 0x0, 0x0) mount(&(0x7f0000000140), &(0x7f0000000380)='./file0\x00', 0x0, 0x5010, 0x0) mount$fuse(0x0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x44000, 0x0) syzkaller login: [ 64.999885][ T8438] IPVS: ftp: loaded support on port[0] = 21 [ 65.068209][ T8441] IPVS: ftp: loaded support on port[0] = 21 [ 65.189732][ T8438] chnl_net:caif_netlink_parms(): no params data found 01:20:56 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000002c0)=@newlink={0x38, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x18, 0x12, @ip6gre={{0xc, 0x1, 'ip6gre\x00'}, {0x8, 0x2, [@gre_common_policy=[@IFLA_GRE_COLLECT_METADATA={0x4}]]}}}]}, 0x38}}, 0x0) [ 65.242012][ T8438] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.250165][ T8438] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.261310][ T8438] device bridge_slave_0 entered promiscuous mode [ 65.310766][ T8438] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.327049][ T8438] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.335025][ T8438] device bridge_slave_1 entered promiscuous mode [ 65.382643][ T8441] chnl_net:caif_netlink_parms(): no params data found [ 65.419214][ T8438] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.430829][ T8438] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.465795][ T8445] IPVS: ftp: loaded support on port[0] = 21 [ 65.474524][ T8438] team0: Port device team_slave_0 added [ 65.483280][ T8438] team0: Port device team_slave_1 added [ 65.523010][ T8441] bridge0: port 1(bridge_slave_0) entered blocking state 01:20:56 executing program 3: r0 = timerfd_create(0x0, 0x0) fcntl$lock(r0, 0x7, &(0x7f00000000c0)) fcntl$lock(r0, 0x7, &(0x7f0000000080)={0x1, 0x0, 0x3}) r1 = syz_open_procfs(0x0, &(0x7f0000000180)='fdinfo/3\x00') preadv(r1, &(0x7f0000000000)=[{&(0x7f00000001c0)=""/246, 0xf6}], 0x1, 0x0) [ 65.537007][ T8441] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.544818][ T8441] device bridge_slave_0 entered promiscuous mode [ 65.562439][ T8441] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.570265][ T8441] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.580233][ T8441] device bridge_slave_1 entered promiscuous mode [ 65.621779][ T8438] device hsr_slave_0 entered promiscuous mode [ 65.679209][ T8438] device hsr_slave_1 entered promiscuous mode [ 65.751364][ T8441] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.773558][ T8441] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 01:20:56 executing program 4: r0 = syz_init_net_socket$rose(0xb, 0x5, 0x0) ioctl$sock_TIOCOUTQ(r0, 0x5411, &(0x7f0000001380)) [ 65.823111][ T8441] team0: Port device team_slave_0 added [ 65.844684][ T8447] IPVS: ftp: loaded support on port[0] = 21 [ 65.853642][ T8441] team0: Port device team_slave_1 added [ 65.981051][ T8441] device hsr_slave_0 entered promiscuous mode 01:20:57 executing program 5: r0 = socket$unix(0x1, 0x1, 0x0) r1 = socket$unix(0x1, 0x1, 0x0) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) seccomp$SECCOMP_GET_ACTION_AVAIL(0x2, 0x0, &(0x7f0000000080)=0x30000) [ 66.047456][ T8441] device hsr_slave_1 entered promiscuous mode [ 66.097738][ T8441] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.105542][ T8441] Cannot create hsr debugfs directory [ 66.159301][ T8438] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.170596][ T8449] IPVS: ftp: loaded support on port[0] = 21 [ 66.239463][ T8438] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.260467][ T8438] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.348762][ T8438] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.414364][ T8445] chnl_net:caif_netlink_parms(): no params data found [ 66.445765][ T8452] IPVS: ftp: loaded support on port[0] = 21 [ 66.521744][ T8445] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.529087][ T8445] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.536823][ T8445] device bridge_slave_0 entered promiscuous mode [ 66.546137][ T8445] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.553312][ T8445] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.560993][ T8445] device bridge_slave_1 entered promiscuous mode [ 66.567975][ T8441] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 66.630020][ T8441] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 66.679930][ T8441] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 66.740288][ T8441] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 66.825216][ T8445] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.838896][ T8445] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.895134][ T8445] team0: Port device team_slave_0 added [ 66.903137][ T8445] team0: Port device team_slave_1 added [ 66.969084][ T8447] chnl_net:caif_netlink_parms(): no params data found [ 67.019771][ T8445] device hsr_slave_0 entered promiscuous mode [ 67.087226][ T8445] device hsr_slave_1 entered promiscuous mode [ 67.137021][ T8445] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.144620][ T8445] Cannot create hsr debugfs directory [ 67.162004][ T8449] chnl_net:caif_netlink_parms(): no params data found [ 67.246065][ T8447] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.253449][ T8447] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.261258][ T8447] device bridge_slave_0 entered promiscuous mode [ 67.270934][ T8447] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.278076][ T8447] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.285888][ T8447] device bridge_slave_1 entered promiscuous mode [ 67.293178][ T8449] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.301860][ T8449] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.309774][ T8449] device bridge_slave_0 entered promiscuous mode [ 67.324191][ T8438] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.332241][ T8449] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.339438][ T8449] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.347690][ T8449] device bridge_slave_1 entered promiscuous mode [ 67.370907][ T8447] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.408100][ T8452] chnl_net:caif_netlink_parms(): no params data found [ 67.418947][ T8447] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.443529][ T8449] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.487134][ T8441] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.494937][ T8449] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.520592][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.530287][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.545547][ T8438] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.556522][ T8452] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.564329][ T8452] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.572922][ T8452] device bridge_slave_0 entered promiscuous mode [ 67.593213][ T8447] team0: Port device team_slave_0 added [ 67.602368][ T8447] team0: Port device team_slave_1 added [ 67.612973][ T8452] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.621863][ T8452] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.629928][ T8452] device bridge_slave_1 entered promiscuous mode [ 67.638663][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.646299][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.655727][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.664428][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.675638][ T3090] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.682877][ T3090] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.693710][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.704152][ T8441] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.714771][ T8449] team0: Port device team_slave_0 added [ 67.722517][ T8449] team0: Port device team_slave_1 added [ 67.747262][ T8452] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.760018][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.768767][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.780177][ T3110] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.787358][ T3110] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.797279][ T8445] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 67.830186][ T8445] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 67.889699][ T8452] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.925749][ T8445] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 67.958937][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.970329][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.978898][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.987579][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.995859][ T2725] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.002960][ T2725] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.011140][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.025676][ T8452] team0: Port device team_slave_0 added [ 68.080652][ T8447] device hsr_slave_0 entered promiscuous mode [ 68.147375][ T8447] device hsr_slave_1 entered promiscuous mode [ 68.187105][ T8447] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.195110][ T8447] Cannot create hsr debugfs directory [ 68.200737][ T8445] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 68.279837][ T8449] device hsr_slave_0 entered promiscuous mode [ 68.337383][ T8449] device hsr_slave_1 entered promiscuous mode [ 68.377092][ T8449] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.384715][ T8449] Cannot create hsr debugfs directory [ 68.391286][ T8452] team0: Port device team_slave_1 added [ 68.423069][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.432000][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.441005][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.450032][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.458594][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.465777][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.473820][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.482293][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.491549][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.500474][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.529607][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.558924][ T8452] device hsr_slave_0 entered promiscuous mode [ 68.607346][ T8452] device hsr_slave_1 entered promiscuous mode [ 68.647107][ T8452] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.654688][ T8452] Cannot create hsr debugfs directory [ 68.690192][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.698860][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.707809][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.716632][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.725461][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.742745][ T8438] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.755013][ T8438] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.790875][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.800222][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.835459][ T8449] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 68.874462][ T8449] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 68.941145][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.951072][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.971834][ T8449] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.039697][ T8441] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 69.050251][ T8441] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.072659][ T8449] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.128866][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.137421][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.145646][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.154000][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.162816][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.170376][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.178135][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.196554][ T8438] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.281951][ T8447] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 69.342694][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.351363][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.363034][ T8445] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.375605][ T8447] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 69.409908][ T8447] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 69.467437][ T8452] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 69.511685][ T8452] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 69.569818][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.579062][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.586788][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.596824][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.606161][ T8447] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 69.661069][ T8441] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.679207][ T8452] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 69.719727][ T8452] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 69.770940][ T8445] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.792708][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.802675][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.812727][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.822044][ T2725] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.848246][ T8449] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.858135][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.866654][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.875826][ T3110] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.883046][ T3110] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.891085][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.900136][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.909021][ T3110] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.917728][ T8438] device veth0_vlan entered promiscuous mode [ 69.951854][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.961271][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.971180][ T3090] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.978292][ T3090] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.986279][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.995571][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.007438][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.015939][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.031959][ T8441] device veth0_vlan entered promiscuous mode [ 70.046399][ T8449] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.055893][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.064986][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.074737][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.083956][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.092619][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.101405][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.109924][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.119639][ T8438] device veth1_vlan entered promiscuous mode [ 70.135372][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.143913][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.152906][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.161809][ T3090] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.168924][ T3090] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.176681][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.185550][ T3090] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.194215][ T3090] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.201302][ T3090] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.220470][ T8441] device veth1_vlan entered promiscuous mode [ 70.239813][ T8445] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 70.256134][ T8445] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.276255][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.284737][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.298613][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.306461][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.314658][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.323182][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.331537][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.340234][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.349091][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.357764][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.365956][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.375008][ T3111] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.439003][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.449195][ T3092] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 175.466867][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 175.473842][ C1] rcu: 1-...!: (10499 ticks this GP) idle=86e/1/0x4000000000000002 softirq=12611/12611 fqs=0 [ 175.484693][ C1] (t=10500 jiffies g=6685 q=55) [ 175.489633][ C1] rcu: rcu_preempt kthread starved for 10500 jiffies! g6685 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 175.500764][ C1] rcu: RCU grace-period kthread stack dump: [ 175.506656][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 175.514565][ C1] Call Trace: [ 175.517856][ C1] __schedule+0x9a0/0xcc0 [ 175.522186][ C1] schedule+0x181/0x210 [ 175.526959][ C1] schedule_timeout+0x14f/0x240 [ 175.531887][ C1] ? run_local_timers+0x120/0x120 [ 175.536909][ C1] rcu_gp_kthread+0xed8/0x1770 [ 175.541692][ C1] kthread+0x332/0x350 [ 175.545750][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 175.550866][ C1] ? kthread_blkcg+0xe0/0xe0 [ 175.555448][ C1] ret_from_fork+0x24/0x30 [ 175.559870][ C1] NMI backtrace for cpu 1 [ 175.564207][ C1] CPU: 1 PID: 3092 Comm: kworker/1:75 Not tainted 5.5.0-rc5-syzkaller #0 [ 175.572600][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.582668][ C1] Workqueue: events linkwatch_event [ 175.587940][ C1] Call Trace: [ 175.591228][ C1] [ 175.594082][ C1] dump_stack+0x1fb/0x318 [ 175.598417][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 175.603268][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 175.609422][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 175.615484][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 175.621459][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 175.627342][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 175.632606][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 175.637823][ C1] ? trace_hardirqs_off+0x74/0x80 [ 175.643076][ C1] update_process_times+0x12d/0x180 [ 175.648405][ C1] tick_sched_timer+0x263/0x420 [ 175.653252][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 175.658795][ C1] __hrtimer_run_queues+0x403/0x840 [ 175.664451][ C1] hrtimer_interrupt+0x38c/0xda0 [ 175.669401][ C1] ? debug_smp_processor_id+0x9/0x20 [ 175.674700][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 175.680240][ C1] apic_timer_interrupt+0xf/0x20 [ 175.686194][ C1] [ 175.689127][ C1] RIP: 0010:free_thread_stack+0x18b/0x590 [ 175.694839][ C1] Code: ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 39 94 6a 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 1b 94 6a 00 48 8b 1b e9 82 ff ff ff e8 be 2b 2e [ 175.714866][ C1] RSP: 0018:ffffc90008a3f700 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 175.723269][ C1] RAX: 1ffff11011c62c31 RBX: ffff88808e316188 RCX: ffff88809dc38600 [ 175.731498][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002451600 [ 175.739474][ C1] RBP: ffffc90008a3f738 R08: 000000000003a728 R09: fffffbfff124248a [ 175.747449][ C1] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff88808e316120 [ 175.755425][ C1] R13: dffffc0000000000 R14: 1ffff11011c62c24 R15: ffff8880a7f49678 [ 175.763423][ C1] put_task_stack+0xa3/0x130 [ 175.768032][ C1] finish_task_switch+0x3f1/0x550 [ 175.773055][ C1] __schedule+0x9a8/0xcc0 [ 175.777384][ C1] ? ___preempt_schedule+0x16/0x18 [ 175.782483][ C1] preempt_schedule+0xdb/0x120 [ 175.787237][ C1] ___preempt_schedule+0x16/0x18 [ 175.792166][ C1] ? vprintk_emit+0x2fe/0x3a0 [ 175.796829][ C1] ? vprintk_emit+0x368/0x3a0 [ 175.801496][ C1] vprintk_emit+0x36d/0x3a0 [ 175.806011][ C1] vprintk_default+0x28/0x30 [ 175.810603][ C1] vprintk_func+0x158/0x170 [ 175.815125][ C1] printk+0x62/0x8d [ 175.818931][ C1] ? addrconf_notify+0xd37/0x3c90 [ 175.823953][ C1] ? addrconf_notify+0x779/0x3c90 [ 175.828980][ C1] addrconf_notify+0x2c8d/0x3c90 [ 175.833966][ C1] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 175.839247][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 175.844628][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 175.850166][ C1] ? trace_hardirqs_on+0x74/0x80 [ 175.855094][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 175.860483][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 175.866020][ C1] ? tls_dev_event+0x619/0xc00 [ 175.870780][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 175.876322][ C1] ? ip6mr_device_event+0x1ee/0x210 [ 175.881604][ C1] raw_notifier_call_chain+0xec/0x190 [ 175.887008][ C1] netdev_state_change+0x147/0x1f0 [ 175.892116][ C1] linkwatch_do_dev+0x10e/0x160 [ 175.896965][ C1] __linkwatch_run_queue+0x446/0x730 [ 175.902257][ C1] linkwatch_event+0x4c/0x60 [ 175.906838][ C1] process_one_work+0x7ef/0x10d0 [ 175.911798][ C1] worker_thread+0xc01/0x1630 [ 175.916507][ C1] kthread+0x332/0x350 [ 175.920567][ C1] ? rcu_lock_release+0x30/0x30 [ 175.925408][ C1] ? kthread_blkcg+0xe0/0xe0 [ 175.929995][ C1] ret_from_fork+0x24/0x30