[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 52.923448][ T27] audit: type=1800 audit(1578483556.296:25): pid=8240 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 52.955258][ T27] audit: type=1800 audit(1578483556.296:26): pid=8240 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 52.991282][ T27] audit: type=1800 audit(1578483556.296:27): pid=8240 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.61' (ECDSA) to the list of known hosts. 2020/01/08 11:39:27 fuzzer started 2020/01/08 11:39:29 dialing manager at 10.128.0.26:35703 2020/01/08 11:39:29 syscalls: 2824 2020/01/08 11:39:29 code coverage: enabled 2020/01/08 11:39:29 comparison tracing: enabled 2020/01/08 11:39:29 extra coverage: enabled 2020/01/08 11:39:29 setuid sandbox: enabled 2020/01/08 11:39:29 namespace sandbox: enabled 2020/01/08 11:39:29 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 11:39:29 fault injection: enabled 2020/01/08 11:39:29 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 11:39:29 net packet injection: enabled 2020/01/08 11:39:29 net device setup: enabled 2020/01/08 11:39:29 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 11:39:29 devlink PCI setup: PCI device 0000:00:10.0 is not available 11:39:30 executing program 0: r0 = epoll_create1(0x0) r1 = epoll_create1(0x0) close(r0) close(0xffffffffffffffff) socketpair(0x1e, 0x1, 0x0, &(0x7f0000000140)={0x0, 0x0}) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r0, &(0x7f0000000780)={0x4000201f}) epoll_pwait(r1, &(0x7f00000001c0)=[{}], 0x1, 0x0, 0x0, 0x0) 11:39:30 executing program 1: r0 = socket$tipc(0x1e, 0x5, 0x0) bind$tipc(r0, &(0x7f0000000040)=@name, 0x10) sendmsg$tipc(r0, &(0x7f0000001180)={&(0x7f0000000000), 0x10, 0x0}, 0x0) syzkaller login: [ 67.614081][ T8407] IPVS: ftp: loaded support on port[0] = 21 11:39:31 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000100)=[@text16={0x10, &(0x7f0000000040)="6766c74424000a0000006766c7442402020000006766c744240600000000670f010b24cecec3f9cecf1466b9d5020000bad104ed66ba000000000f30b86c008ee8f20f09ba400066b886409b0c66ef0f221af72ff30fc7b6b90066b8090000000f23d00f21f866352000000c0f23f8", 0xcb4e5786}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f00000001c0)={0x0, 0x119000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) sendmsg$IPVS_CMD_GET_DEST(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) bind$inet6(0xffffffffffffffff, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 67.741391][ T8409] IPVS: ftp: loaded support on port[0] = 21 [ 67.803765][ T8407] chnl_net:caif_netlink_parms(): no params data found [ 67.888702][ T8412] IPVS: ftp: loaded support on port[0] = 21 [ 67.937970][ T8407] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.946753][ T8407] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.954811][ T8407] device bridge_slave_0 entered promiscuous mode [ 67.978215][ T8407] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.985789][ T8407] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.993663][ T8407] device bridge_slave_1 entered promiscuous mode [ 68.047191][ T8407] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 11:39:31 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) bind$netlink(r0, &(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1ffffff}, 0x3a) getsockopt$netlink(r0, 0x10e, 0x9, 0xfffffffffffffffe, &(0x7f0000000080)=0x3bb) [ 68.092204][ T8407] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.131074][ T8409] chnl_net:caif_netlink_parms(): no params data found [ 68.163101][ T8412] chnl_net:caif_netlink_parms(): no params data found [ 68.197048][ T8407] team0: Port device team_slave_0 added [ 68.212253][ T8407] team0: Port device team_slave_1 added [ 68.268819][ T8416] IPVS: ftp: loaded support on port[0] = 21 11:39:31 executing program 4: r0 = socket$netlink(0x10, 0x3, 0xc) writev(r0, &(0x7f0000fb5ff0)=[{&(0x7f0000fb4000)="1f00000002031900000007000000068100023b0509000100010100ff3ffe58", 0x22a}], 0x1) r1 = socket$netlink(0x10, 0x3, 0xc) writev(r1, &(0x7f0000fb5ff0)=[{&(0x7f0000000000)="1f00000002031900000007000000068100022b0509000100010100ff3ffe58", 0x1f}], 0x1) r2 = socket$netlink(0x10, 0x3, 0xc) writev(r2, &(0x7f0000fb5ff0)=[{&(0x7f0000fb4000)="1f00000001031900000007000000068100023b0509000100010100ff3ffe58", 0x22a}], 0x1) [ 68.348639][ T8407] device hsr_slave_0 entered promiscuous mode [ 68.398088][ T8407] device hsr_slave_1 entered promiscuous mode [ 68.518534][ T8409] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.529075][ T8409] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.549251][ T8409] device bridge_slave_0 entered promiscuous mode [ 68.557301][ T8412] bridge0: port 1(bridge_slave_0) entered blocking state 11:39:31 executing program 5: ptrace$setsig(0x4203, 0x0, 0x0, &(0x7f00000002c0)={0x0, 0x1}) r0 = openat$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) getpeername(0xffffffffffffffff, &(0x7f0000000240)=@pppoe={0x18, 0x0, {0x0, @remote}}, &(0x7f0000000140)=0x80) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x38, 0x10, 0x0, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x18, 0x12, @sit={{0x8, 0x1, 'sit\x00'}, {0xc, 0x2, [@tunl_policy=[@IFLA_IPTUN_LINK={0x8, 0x4001}]]}}}]}, 0x38}}, 0x0) setsockopt$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, 0x80000000000000, 0x0, 0x8, 0xfb, 0x0, 0x0, 0x0, 0x400000000000000]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) sendmsg$IPVS_CMD_DEL_DEST(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000001c0)}, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 68.564362][ T8412] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.573040][ T8412] device bridge_slave_0 entered promiscuous mode [ 68.592581][ T8409] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.603993][ T8409] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.611448][ T8418] IPVS: ftp: loaded support on port[0] = 21 [ 68.623471][ T8409] device bridge_slave_1 entered promiscuous mode [ 68.643085][ T8412] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.651581][ T8412] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.659642][ T8412] device bridge_slave_1 entered promiscuous mode [ 68.742029][ T8409] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.753443][ T8412] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.767605][ T8412] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.783788][ T8420] IPVS: ftp: loaded support on port[0] = 21 [ 68.798935][ T8409] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.843043][ T8412] team0: Port device team_slave_0 added [ 68.854621][ T8409] team0: Port device team_slave_0 added [ 68.862872][ T8409] team0: Port device team_slave_1 added [ 68.892103][ T8412] team0: Port device team_slave_1 added [ 68.937417][ T8412] device hsr_slave_0 entered promiscuous mode [ 68.986709][ T8412] device hsr_slave_1 entered promiscuous mode [ 69.045158][ T8412] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.052983][ T8412] Cannot create hsr debugfs directory [ 69.058886][ T8407] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 69.109681][ T8407] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 69.167662][ T8407] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 69.267517][ T8409] device hsr_slave_0 entered promiscuous mode [ 69.295307][ T8409] device hsr_slave_1 entered promiscuous mode [ 69.325086][ T8409] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.333826][ T8409] Cannot create hsr debugfs directory [ 69.346785][ T8407] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 69.407466][ T8416] chnl_net:caif_netlink_parms(): no params data found [ 69.482350][ T8416] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.490343][ T8416] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.498212][ T8416] device bridge_slave_0 entered promiscuous mode [ 69.530879][ T8416] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.539206][ T8416] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.546941][ T8416] device bridge_slave_1 entered promiscuous mode [ 69.592514][ T8418] chnl_net:caif_netlink_parms(): no params data found [ 69.611613][ T8416] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.643483][ T8416] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.684800][ T8412] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 69.740121][ T8412] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 69.791604][ T8412] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 69.851643][ T8420] chnl_net:caif_netlink_parms(): no params data found [ 69.861934][ T8409] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 69.912865][ T8416] team0: Port device team_slave_0 added [ 69.919089][ T8412] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 69.993742][ T8409] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 70.070642][ T8416] team0: Port device team_slave_1 added [ 70.088900][ T8409] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 70.140571][ T8409] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 70.221784][ T8420] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.230386][ T8420] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.239220][ T8420] device bridge_slave_0 entered promiscuous mode [ 70.288242][ T8416] device hsr_slave_0 entered promiscuous mode [ 70.315221][ T8416] device hsr_slave_1 entered promiscuous mode [ 70.365810][ T8416] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.373374][ T8416] Cannot create hsr debugfs directory [ 70.389019][ T8418] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.397556][ T8418] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.405346][ T8418] device bridge_slave_0 entered promiscuous mode [ 70.412433][ T8420] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.419888][ T8420] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.430409][ T8420] device bridge_slave_1 entered promiscuous mode [ 70.457231][ T8418] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.464341][ T8418] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.472526][ T8418] device bridge_slave_1 entered promiscuous mode [ 70.520139][ T8418] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.531217][ T8420] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.543066][ T8420] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.560614][ T8407] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.575238][ T8418] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.621459][ T8420] team0: Port device team_slave_0 added [ 70.636422][ T8418] team0: Port device team_slave_0 added [ 70.646451][ T8418] team0: Port device team_slave_1 added [ 70.655541][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.663872][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.675751][ T8407] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.688082][ T8420] team0: Port device team_slave_1 added [ 70.709741][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.718680][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.727367][ T3203] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.734522][ T3203] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.743692][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.784278][ T8416] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 70.840475][ T2901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.849458][ T2901] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.857951][ T2901] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.865044][ T2901] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.873497][ T2901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.882394][ T2901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.926662][ T8418] device hsr_slave_0 entered promiscuous mode [ 70.975404][ T8418] device hsr_slave_1 entered promiscuous mode [ 71.015141][ T8418] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.022724][ T8418] Cannot create hsr debugfs directory [ 71.040599][ T8412] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.052228][ T8416] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 71.101213][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.110047][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.132155][ T8409] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.167412][ T8420] device hsr_slave_0 entered promiscuous mode [ 71.205385][ T8420] device hsr_slave_1 entered promiscuous mode [ 71.245078][ T8420] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.252659][ T8420] Cannot create hsr debugfs directory [ 71.259021][ T8416] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 71.317546][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.325854][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.334262][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.369315][ T8416] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 71.412349][ T8412] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.420603][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.429459][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.438320][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.446081][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.453647][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.462378][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.476574][ T8409] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.504026][ T8407] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.516419][ T8407] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.542049][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.552350][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.561867][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.571105][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.580974][ T3206] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.588108][ T3206] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.630512][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.640691][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.649426][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.658358][ T3206] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.665482][ T3206] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.673389][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.682509][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.691113][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.699707][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.708465][ T3206] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.715587][ T3206] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.724160][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.753324][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.761444][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.768959][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.778635][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.787503][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.796934][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.805306][ T3201] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.812336][ T3201] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.819989][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.828433][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.841996][ T8407] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.863137][ T8409] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.873928][ T8409] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.888429][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.898010][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.906520][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.914831][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.927355][ T3206] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.954344][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.962411][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.977072][ T8420] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 72.020913][ T8420] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 72.086044][ T8418] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 72.138535][ T8418] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 72.176518][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.188274][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.197322][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.206206][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.214654][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.223302][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.238747][ T8420] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 72.267004][ T8420] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 72.321982][ T8418] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 72.377242][ T8418] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 72.438980][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.447576][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.456123][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.464688][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.473535][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.482107][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.490346][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.498570][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.517487][ T8412] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.532492][ T8409] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.560142][ T8407] device veth0_vlan entered promiscuous mode [ 72.567360][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 72.577203][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.612587][ T8407] device veth1_vlan entered promiscuous mode [ 72.620121][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 72.628433][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 72.636665][ T3201] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 72.647107][ T8416] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.674719][ T8416] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.682371][ T2684] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.693604][ T2684] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.703260][ T2684] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.711577][ T2684] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.739079][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 72.750860][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.758700][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.772148][ T8409] device veth0_vlan entered promiscuous mode [ 72.783225][ T8412] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.811279][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 72.826266][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.834572][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.843693][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.852066][ T3203] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.859200][ T3203] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.866896][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.875567][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.883824][ T3203] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.890923][ T3203] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.898616][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.907789][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.917157][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 72.924796][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 72.932564][ T3203] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.982204][ T8409] device veth1_vlan entered promiscuous mode [ 73.017099][ T2901] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 73.031655][ T2901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.041262][ T2901] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.051518][ T2901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 73.061013][ T2901] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.070354][ T2901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 73.079078][ T2901] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.088363][ T2901] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 73.098274][ T2901] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.107223][ T2901] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.127658][ T8420] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.149326][ T8420] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.186560][ T8420] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 73.197626][ T8420] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 73.230716][ T8420] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 178.024921][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 178.031795][ C0] rcu: 0-...!: (1 GPs behind) idle=03a/1/0x4000000000000002 softirq=13182/13183 fqs=11 [ 178.041773][ C0] (t=10501 jiffies g=7033 q=401) [ 178.046792][ C0] rcu: rcu_preempt kthread starved for 10480 jiffies! g7033 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 178.057873][ C0] rcu: RCU grace-period kthread stack dump: [ 178.063839][ C0] rcu_preempt R running task 28984 10 2 0x80004000 [ 178.071745][ C0] Call Trace: [ 178.075040][ C0] __schedule+0x9a0/0xcc0 [ 178.079368][ C0] schedule+0x181/0x210 [ 178.083516][ C0] schedule_timeout+0x14f/0x240 [ 178.088378][ C0] ? run_local_timers+0x120/0x120 [ 178.093701][ C0] rcu_gp_kthread+0xed8/0x1770 [ 178.098495][ C0] kthread+0x332/0x350 [ 178.102557][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 178.107665][ C0] ? kthread_blkcg+0xe0/0xe0 [ 178.112249][ C0] ret_from_fork+0x24/0x30 [ 178.116759][ C0] NMI backtrace for cpu 0 [ 178.121081][ C0] CPU: 0 PID: 8425 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 178.129666][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 178.139720][ C0] Call Trace: [ 178.142996][ C0] [ 178.145848][ C0] dump_stack+0x1fb/0x318 [ 178.150179][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 178.155017][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 178.161161][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 178.167216][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 178.173185][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 178.179064][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 178.184171][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 178.189359][ C0] ? trace_hardirqs_off+0x74/0x80 [ 178.194384][ C0] update_process_times+0x12d/0x180 [ 178.199574][ C0] tick_sched_timer+0x263/0x420 [ 178.204415][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 178.209951][ C0] __hrtimer_run_queues+0x403/0x840 [ 178.215152][ C0] hrtimer_interrupt+0x38c/0xda0 [ 178.220097][ C0] ? debug_smp_processor_id+0x9/0x20 [ 178.225372][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 178.230905][ C0] apic_timer_interrupt+0xf/0x20 [ 178.235824][ C0] [ 178.238751][ C0] RIP: 0010:__memcg_kmem_uncharge+0x28/0x1a0 [ 178.244893][ C0] Code: 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 50 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff df 4c 8d 77 38 4d 89 f5 49 c1 ed 03 <41> 80 7c 05 00 00 74 08 4c 89 f7 e8 48 07 fb ff 4d 8b 3e b8 01 00 [ 178.264502][ C0] RSP: 0018:ffffc90002eb76e0 EFLAGS: 00000a06 ORIG_RAX: ffffffffffffff13 [ 178.272900][ C0] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffff8880950925c0 [ 178.280859][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002673e40 [ 178.288904][ C0] RBP: ffffc90002eb7710 R08: dffffc0000000000 R09: fffffbfff124248a [ 178.296864][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffffea0002673e40 [ 178.304821][ C0] R13: 1ffffd40004ce7cf R14: ffffea0002673e78 R15: ffff8880a35df438 [ 178.312797][ C0] ? free_thread_stack+0x124/0x590 [ 178.317908][ C0] free_thread_stack+0x12e/0x590 [ 178.322836][ C0] put_task_stack+0xa3/0x130 [ 178.327418][ C0] finish_task_switch+0x3f1/0x550 [ 178.332439][ C0] __schedule+0x9a8/0xcc0 [ 178.336765][ C0] ? ___preempt_schedule+0x16/0x18 [ 178.341880][ C0] preempt_schedule+0xdb/0x120 [ 178.346636][ C0] ___preempt_schedule+0x16/0x18 [ 178.351564][ C0] ? hrtimer_start_range_ns+0x565/0x690 [ 178.357097][ C0] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 178.362723][ C0] hrtimer_start_range_ns+0x565/0x690 [ 178.368122][ C0] hrtimer_sleeper_start_expires+0x67/0x70 [ 178.373929][ C0] futex_wait_queue_me+0x210/0x4b0 [ 178.379042][ C0] futex_wait+0x252/0x770 [ 178.383405][ C0] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 178.389217][ C0] do_futex+0x437/0x3d60 [ 178.393471][ C0] ? __might_fault+0xf9/0x160 [ 178.398145][ C0] ? ktime_get+0x4a/0x110 [ 178.402478][ C0] ? ktime_get+0x4a/0x110 [ 178.406823][ C0] ? read_seqcount_begin+0x125/0x1c0 [ 178.412126][ C0] ? trace_hardirqs_on+0x74/0x80 [ 178.417060][ C0] ? ktime_get+0x4a/0x110 [ 178.421383][ C0] ? read_seqcount_begin+0x17a/0x1c0 [ 178.426659][ C0] ? ktime_get+0xe0/0x110 [ 178.430999][ C0] __se_sys_futex+0x28c/0x360 [ 178.435687][ C0] __x64_sys_futex+0xe5/0x100 [ 178.440487][ C0] do_syscall_64+0xf7/0x1c0 [ 178.445015][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 178.450906][ C0] RIP: 0033:0x45af49 [ 178.454810][ 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 [ 178.474507][ C0] RSP: 002b:00007fff7be83e98 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 178.482905][ C0] RAX: ffffffffffffffda RBX: 00000000000003e8 RCX: 000000000045af49 [ 178.490864][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000075bf2c [ 178.498836][ C0] RBP: 000000000000002d R08: ffffffffffffffff R09: ffffffffffffffff [ 178.506805][ C0] R10: 00007fff7be83f70 R11: 0000000000000246 R12: 000000000075bf20 [ 178.514769][ C0] R13: 0000000000011d20 R14: 0000000000011d4d R15: 000000000075bf2c