[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 49.686693][ T27] audit: type=1800 audit(1578472485.729:25): pid=8298 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 49.708624][ T27] audit: type=1800 audit(1578472485.729:26): pid=8298 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 49.740848][ T27] audit: type=1800 audit(1578472485.739:27): pid=8298 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 '10.128.0.151' (ECDSA) to the list of known hosts. 2020/01/08 08:34:56 fuzzer started 2020/01/08 08:34:57 dialing manager at 10.128.0.26:35703 2020/01/08 08:34:57 syscalls: 2824 2020/01/08 08:34:57 code coverage: enabled 2020/01/08 08:34:57 comparison tracing: enabled 2020/01/08 08:34:57 extra coverage: enabled 2020/01/08 08:34:57 setuid sandbox: enabled 2020/01/08 08:34:57 namespace sandbox: enabled 2020/01/08 08:34:57 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 08:34:57 fault injection: enabled 2020/01/08 08:34:57 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 08:34:57 net packet injection: enabled 2020/01/08 08:34:57 net device setup: enabled 2020/01/08 08:34:57 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 08:34:57 devlink PCI setup: PCI device 0000:00:10.0 is not available 08:34:58 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000140)='cgroup.controllers\x00', 0x2761, 0x0) open_by_handle_at(r0, &(0x7f0000000080)={0x9, 0x2, "b0"}, 0x0) 08:34:58 executing program 1: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)={0x48, 0x1e, 0x829, 0x0, 0x0, {0x13}, [@nested={0x34, 0xe}]}, 0x48}, 0x1, 0x6087ffffffff}, 0x0) syzkaller login: [ 62.412523][ T8464] IPVS: ftp: loaded support on port[0] = 21 08:34:58 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) unlinkat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(0xffffffffffffffff, 0x4010ae67, &(0x7f0000000040)={0x200c}) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$TUNSETQUEUE(0xffffffffffffffff, 0x400454d9, &(0x7f0000000100)) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_IRQCHIP(r1, 0x8208ae63, &(0x7f0000000380)={0x1, 0x0, @pic={0x0, 0x20, 0x0, 0xfb, 0x2}}) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r4, 0x4090ae82, &(0x7f0000000480)={[0x0, 0x0, 0x0, 0x20, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r4, 0xae80, 0x0) [ 62.586719][ T8466] IPVS: ftp: loaded support on port[0] = 21 [ 62.659375][ T8464] chnl_net:caif_netlink_parms(): no params data found [ 62.760179][ T8464] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.768773][ T8464] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.778383][ T8464] device bridge_slave_0 entered promiscuous mode [ 62.797324][ T8469] IPVS: ftp: loaded support on port[0] = 21 [ 62.815471][ T8464] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.823152][ T8464] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.831812][ T8464] device bridge_slave_1 entered promiscuous mode [ 62.862990][ T8464] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.880112][ T8466] chnl_net:caif_netlink_parms(): no params data found [ 62.892634][ T8464] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 08:34:59 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$inet_tcp_int(r2, 0x6, 0x22, &(0x7f0000bfcffc), &(0x7f0000000000)=0x4) [ 62.964919][ T8464] team0: Port device team_slave_0 added [ 62.978222][ T8464] team0: Port device team_slave_1 added [ 62.993668][ T8466] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.001483][ T8466] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.023197][ T8466] device bridge_slave_0 entered promiscuous mode [ 63.082914][ T8466] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.090239][ T8466] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.103587][ T8466] device bridge_slave_1 entered promiscuous mode [ 63.150005][ T8473] IPVS: ftp: loaded support on port[0] = 21 08:34:59 executing program 4: r0 = shmget$private(0x0, 0x600000, 0x0, &(0x7f0000a00000/0x600000)=nil) munmap(&(0x7f0000c00000/0x400000)=nil, 0x400000) shmat(r0, &(0x7f0000e80000/0x2000)=nil, 0x0) mlock(&(0x7f0000ffc000/0x3000)=nil, 0x3000) munlock(&(0x7f0000ffd000/0x3000)=nil, 0x3000) [ 63.213637][ T8464] device hsr_slave_0 entered promiscuous mode [ 63.253050][ T8464] device hsr_slave_1 entered promiscuous mode [ 63.323237][ T8466] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.353965][ T8466] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.407120][ T8469] chnl_net:caif_netlink_parms(): no params data found [ 63.429304][ T8466] team0: Port device team_slave_0 added [ 63.447146][ T8475] IPVS: ftp: loaded support on port[0] = 21 08:34:59 executing program 5: process_vm_readv(0x0, &(0x7f0000000700)=[{&(0x7f0000000100)=""/238, 0xee}], 0x1, &(0x7f0000001a40)=[{&(0x7f0000000780)=""/4096, 0x1000}], 0x1, 0x0) [ 63.481866][ T8466] team0: Port device team_slave_1 added [ 63.546848][ T8466] device hsr_slave_0 entered promiscuous mode [ 63.591307][ T8466] device hsr_slave_1 entered promiscuous mode [ 63.641391][ T8466] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.649246][ T8466] Cannot create hsr debugfs directory [ 63.712081][ T8469] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.719287][ T8469] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.727717][ T8469] device bridge_slave_0 entered promiscuous mode [ 63.735854][ T8469] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.750112][ T8469] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.758427][ T8469] device bridge_slave_1 entered promiscuous mode [ 63.781255][ T8477] IPVS: ftp: loaded support on port[0] = 21 [ 63.802158][ T8469] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.835683][ T8464] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 63.873145][ T8464] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 63.925815][ T8464] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 63.965049][ T8469] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.991824][ T8469] team0: Port device team_slave_0 added [ 64.000246][ T8464] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.034363][ T8469] team0: Port device team_slave_1 added [ 64.097456][ T8475] chnl_net:caif_netlink_parms(): no params data found [ 64.173837][ T8469] device hsr_slave_0 entered promiscuous mode [ 64.211320][ T8469] device hsr_slave_1 entered promiscuous mode [ 64.251501][ T8469] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.259107][ T8469] Cannot create hsr debugfs directory [ 64.269421][ T8473] chnl_net:caif_netlink_parms(): no params data found [ 64.334434][ T8466] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 64.418386][ T8473] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.425768][ T8473] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.433535][ T8473] device bridge_slave_0 entered promiscuous mode [ 64.444238][ T8466] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 64.512852][ T8475] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.519955][ T8475] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.527753][ T8475] device bridge_slave_0 entered promiscuous mode [ 64.536259][ T8475] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.543365][ T8475] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.551437][ T8475] device bridge_slave_1 entered promiscuous mode [ 64.566600][ T8473] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.574430][ T8473] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.582710][ T8473] device bridge_slave_1 entered promiscuous mode [ 64.594926][ T8466] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 64.643297][ T8466] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 64.717045][ T8473] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.755004][ T8473] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.770764][ T8475] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.796722][ T8475] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.823312][ T8477] chnl_net:caif_netlink_parms(): no params data found [ 64.850313][ T8475] team0: Port device team_slave_0 added [ 64.861370][ T8469] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 64.894865][ T8473] team0: Port device team_slave_0 added [ 64.900749][ T8469] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 64.955905][ T8469] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 65.013979][ T8475] team0: Port device team_slave_1 added [ 65.019767][ T8469] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 65.087465][ T8473] team0: Port device team_slave_1 added [ 65.163853][ T8475] device hsr_slave_0 entered promiscuous mode [ 65.191681][ T8475] device hsr_slave_1 entered promiscuous mode [ 65.231093][ T8475] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.238991][ T8475] Cannot create hsr debugfs directory [ 65.344976][ T8473] device hsr_slave_0 entered promiscuous mode [ 65.391598][ T8473] device hsr_slave_1 entered promiscuous mode [ 65.431101][ T8473] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.439084][ T8473] Cannot create hsr debugfs directory [ 65.445057][ T8477] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.453955][ T8477] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.461870][ T8477] device bridge_slave_0 entered promiscuous mode [ 65.470557][ T8477] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.477736][ T8477] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.485974][ T8477] device bridge_slave_1 entered promiscuous mode [ 65.504616][ T8464] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.563721][ T8477] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.597877][ T8477] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.626055][ T8475] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 65.707903][ T8475] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 65.767094][ T8469] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.789539][ T8477] team0: Port device team_slave_0 added [ 65.796731][ T8475] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 65.856938][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.866385][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.876415][ T8464] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.887918][ T8477] team0: Port device team_slave_1 added [ 65.933518][ T8477] device hsr_slave_0 entered promiscuous mode [ 65.972363][ T8477] device hsr_slave_1 entered promiscuous mode [ 66.021205][ T8477] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.021237][ T8477] Cannot create hsr debugfs directory [ 66.021408][ T8475] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 66.135017][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.143016][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.151156][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.159775][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.169025][ T2676] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.176356][ T2676] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.185455][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.194516][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.202916][ T2676] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.210042][ T2676] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.218126][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.228303][ T8469] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.264912][ T8473] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 66.344516][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.353756][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.363501][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.372283][ T26] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.379334][ T26] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.387206][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.395849][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.404257][ T26] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.411359][ T26] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.419353][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.433669][ T8473] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 66.483811][ T8473] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 66.523346][ T8473] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 66.605549][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.614600][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.625318][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.634185][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.643375][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.652149][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.660488][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.673797][ T8466] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.717297][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.727143][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.738207][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.746886][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.755781][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.771221][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.779769][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.789181][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.797823][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.808726][ T8469] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.839285][ T8475] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.847307][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.855720][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.864142][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.872826][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.881261][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.891740][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.899362][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.940839][ T8475] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.952266][ T8466] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.973953][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.984704][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.009993][ T8469] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.022925][ T8473] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.031927][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.040443][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.049560][ T3169] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.056685][ T3169] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.066115][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.074866][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.083420][ T3169] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.090492][ T3169] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.098258][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.106095][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.113626][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.122420][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.130709][ T3169] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.137911][ T3169] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.145432][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.154121][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.162558][ T3169] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.169610][ T3169] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.177392][ T8477] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 67.239725][ T8464] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.248965][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.257506][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.266154][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.274889][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.283991][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.293479][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.302543][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.311440][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.318907][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.327127][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.335413][ T8477] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 67.386638][ T8477] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 67.462558][ T8481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.471676][ T8481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.480149][ T8481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.490379][ T8481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.502689][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.511838][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.520202][ T8477] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 67.570392][ T8473] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.592869][ T8469] device veth0_vlan entered promiscuous mode [ 67.605502][ T8475] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.618239][ T8475] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.626814][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.636010][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.644955][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.653406][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.661197][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.669723][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.678420][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.687068][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 67.695585][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.704362][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.713343][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.722275][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.730461][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.749590][ T8464] device veth0_vlan entered promiscuous mode [ 67.761909][ T8469] device veth1_vlan entered promiscuous mode [ 67.770763][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.781938][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.789536][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.797487][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 67.805529][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.814867][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.823270][ T3169] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.830316][ T3169] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.838431][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 67.847131][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.855384][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.864026][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.872420][ T3169] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.879452][ T3169] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.895133][ T8464] device veth1_vlan entered promiscuous mode [ 67.910853][ T8466] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 67.921798][ T8466] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.941850][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 67.950475][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.959761][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.967863][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.975562][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 67.984098][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.992647][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.001175][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.009326][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.017866][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.026446][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.035360][ T3169] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.062119][ T8481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.070645][ T8481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.079451][ T8481] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.088778][ T8481] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.097739][ T8481] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.106082][ T8481] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.114344][ T8481] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.122264][ T8481] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.129829][ T8481] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.149109][ T8473] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.167171][ T8473] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.185995][ T8475] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.195723][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.205243][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 173.200925][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 173.207750][ C0] rcu: 0-....: (10499 ticks this GP) idle=68a/1/0x4000000000000002 softirq=11719/11719 fqs=2701 [ 173.218492][ C0] (t=10501 jiffies g=7305 q=184) [ 173.223509][ C0] rcu: rcu_preempt kthread starved for 5100 jiffies! g7305 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 173.234507][ C0] rcu: RCU grace-period kthread stack dump: [ 173.240383][ C0] rcu_preempt R running task 28992 10 2 0x80004000 [ 173.248313][ C0] Call Trace: [ 173.251613][ C0] __schedule+0x9a0/0xcc0 [ 173.255947][ C0] schedule+0x181/0x210 [ 173.260114][ C0] schedule_timeout+0x14f/0x240 [ 173.264979][ C0] ? run_local_timers+0x120/0x120 [ 173.270023][ C0] rcu_gp_kthread+0xed8/0x1770 [ 173.274820][ C0] kthread+0x332/0x350 [ 173.278883][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 173.284031][ C0] ? kthread_blkcg+0xe0/0xe0 [ 173.288630][ C0] ret_from_fork+0x24/0x30 [ 173.293077][ C0] NMI backtrace for cpu 0 [ 173.297402][ C0] CPU: 0 PID: 8484 Comm: kworker/u4:0 Not tainted 5.5.0-rc5-syzkaller #0 [ 173.305794][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 173.315840][ C0] Call Trace: [ 173.319138][ C0] [ 173.322020][ C0] dump_stack+0x1fb/0x318 [ 173.326373][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 173.331221][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 173.337458][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 173.343516][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 173.349498][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 173.355437][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 173.360544][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 173.365737][ C0] ? trace_hardirqs_off+0x74/0x80 [ 173.370753][ C0] update_process_times+0x12d/0x180 [ 173.376068][ C0] tick_sched_timer+0x263/0x420 [ 173.380905][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 173.386457][ C0] __hrtimer_run_queues+0x403/0x840 [ 173.391941][ C0] hrtimer_interrupt+0x38c/0xda0 [ 173.396906][ C0] ? debug_smp_processor_id+0x9/0x20 [ 173.402206][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 173.407748][ C0] apic_timer_interrupt+0xf/0x20 [ 173.412673][ C0] [ 173.415611][ C0] RIP: 0010:free_thread_stack+0x151/0x590 [ 173.421332][ C0] Code: 31 f6 e8 02 8d 6f 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 73 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 55 94 6a 00 48 8b 3b be fc ff ff ff e8 28 04 00 [ 173.440924][ C0] RSP: 0018:ffffc90001f87e40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 173.449418][ C0] RAX: 1ffff11014eac271 RBX: ffff8880a7561388 RCX: 0000000000000000 [ 173.457379][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00025651c0 [ 173.465342][ C0] RBP: ffffc90001f87e78 R08: 000000000003a728 R09: ffffed1013bc62d9 [ 173.473308][ C0] R10: ffffed1013bc62d9 R11: 0000000000000000 R12: ffff88809363f3a0 [ 173.481268][ C0] R13: dffffc0000000000 R14: 1ffff110126c7e74 R15: ffff88809de316b8 [ 173.489257][ C0] put_task_stack+0xa3/0x130 [ 173.493838][ C0] finish_task_switch+0x3f1/0x550 [ 173.498873][ C0] ? proc_cap_handler+0x450/0x450 [ 173.503889][ C0] schedule_tail+0x20/0x1a0 [ 173.508392][ C0] ? proc_cap_handler+0x450/0x450 [ 173.513405][ C0] ret_from_fork+0x8/0x30