[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 47.088572][ T27] audit: type=1800 audit(1578466457.802:25): pid=8305 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 47.111919][ T27] audit: type=1800 audit(1578466457.802:26): pid=8305 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 47.162760][ T27] audit: type=1800 audit(1578466457.802:27): pid=8305 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 '10.128.0.38' (ECDSA) to the list of known hosts. 2020/01/08 06:54:28 fuzzer started 2020/01/08 06:54:30 dialing manager at 10.128.0.26:35703 2020/01/08 06:54:30 syscalls: 2824 2020/01/08 06:54:30 code coverage: enabled 2020/01/08 06:54:30 comparison tracing: enabled 2020/01/08 06:54:30 extra coverage: enabled 2020/01/08 06:54:30 setuid sandbox: enabled 2020/01/08 06:54:30 namespace sandbox: enabled 2020/01/08 06:54:30 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 06:54:30 fault injection: enabled 2020/01/08 06:54:30 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 06:54:30 net packet injection: enabled 2020/01/08 06:54:30 net device setup: enabled 2020/01/08 06:54:30 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 06:54:30 devlink PCI setup: PCI device 0000:00:10.0 is not available 06:54:31 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) clone(0x103, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socketpair(0x11, 0x3, 0x4, &(0x7f00000001c0)) 06:54:31 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000240)={0x26, 'hash\x00', 0x0, 0x0, 'xxhash64\x00'}, 0x58) accept4(r0, 0x0, 0x0, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000240)={0x26, 'hash\x00', 0x0, 0x0, 'xxhash64\x00'}, 0x58) accept4(r1, 0x0, 0x0, 0x0) syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000240)={0x26, 'hash\x00', 0x0, 0x0, 'xxhash64\x00'}, 0x58) accept4(r2, 0x0, 0x0, 0x0) r3 = bpf$MAP_CREATE(0x100000000000000, &(0x7f00000000c0)={0xf, 0x4, 0x4, 0x7, 0x0, 0x1, 0x0, [0x0, 0x0, 0x0, 0x0, 0x2000000]}, 0x3c) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000080)={r3, 0x0, 0x0}, 0x20) r4 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) writev(r4, &(0x7f00000000c0)=[{&(0x7f0000000080), 0xfffffebe}], 0x1) syzkaller login: [ 60.890296][ T8471] IPVS: ftp: loaded support on port[0] = 21 [ 61.013103][ T8471] chnl_net:caif_netlink_parms(): no params data found 06:54:31 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) ioctl$KVM_CHECK_EXTENSION(r0, 0xae03, 0x1) [ 61.089699][ T8471] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.097722][ T8471] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.107755][ T8471] device bridge_slave_0 entered promiscuous mode [ 61.123463][ T8471] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.130645][ T8471] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.163332][ T8471] device bridge_slave_1 entered promiscuous mode [ 61.196187][ T8474] IPVS: ftp: loaded support on port[0] = 21 [ 61.232627][ T8471] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.254780][ T8471] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.298789][ T8471] team0: Port device team_slave_0 added [ 61.334231][ T8471] team0: Port device team_slave_1 added 06:54:32 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e22}, 0x1c) listen(r0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r1, 0x0, 0x0, 0x20004004, &(0x7f0000000040)={0xa, 0x20004e22, 0x0, @loopback}, 0x1c) setsockopt$sock_int(r1, 0x1, 0x20, &(0x7f0000000180), 0x4) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000080)='tls\x00', 0x152) setsockopt$inet6_tcp_TLS_TX(r1, 0x11a, 0x1, &(0x7f0000000300)=@gcm_256={{0x304}, "d9dc7fc0ba0af532", "ce9cca46fdeec3557ddd8e27fdd6b1b699c9a86553f1f7acaf441d27a3e6e2c6", "695de11a", "eecd446eafb86624"}, 0x38) sendto$inet6(r1, &(0x7f0000000000)="70325d44e3f3cd55b3ca6fa12a96288edc55468094e4b578e982e15b758e184b", 0xfef8, 0x0, 0x0, 0x0) [ 61.350168][ T8476] IPVS: ftp: loaded support on port[0] = 21 [ 61.434189][ T8471] device hsr_slave_0 entered promiscuous mode [ 61.473804][ T8471] device hsr_slave_1 entered promiscuous mode [ 61.555752][ T8478] IPVS: ftp: loaded support on port[0] = 21 06:54:32 executing program 4: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000140)={0x6, 0x4, 0x200, 0x80000000000004, 0x0, 0x0}, 0x2c) r1 = socket$kcm(0x2b, 0x200000000000001, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) bpf$MAP_LOOKUP_ELEM(0x1, &(0x7f0000000100)={r0, &(0x7f0000000040), 0x0}, 0x20) [ 61.656706][ T8474] chnl_net:caif_netlink_parms(): no params data found [ 61.797446][ T8471] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 61.874870][ T8471] netdevsim netdevsim0 netdevsim1: renamed from eth1 06:54:32 executing program 5: openat$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$null(0xffffffffffffff9c, &(0x7f0000000440)='/dev/null\x00', 0x0, 0x0) pipe(&(0x7f0000000680)) getsockname$packet(0xffffffffffffffff, &(0x7f0000000340), &(0x7f0000000380)=0x14) 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]}) 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) [ 61.954027][ T8471] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.000310][ T8476] chnl_net:caif_netlink_parms(): no params data found [ 62.024404][ T8482] IPVS: ftp: loaded support on port[0] = 21 [ 62.033989][ T8471] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.107042][ T8474] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.114427][ T8474] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.122605][ T8474] device bridge_slave_0 entered promiscuous mode [ 62.166419][ T8478] chnl_net:caif_netlink_parms(): no params data found [ 62.175114][ T8474] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.182373][ T8474] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.190084][ T8474] device bridge_slave_1 entered promiscuous mode [ 62.209084][ T8474] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.220108][ T8474] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.245778][ T8474] team0: Port device team_slave_0 added [ 62.262327][ T8484] IPVS: ftp: loaded support on port[0] = 21 [ 62.285294][ T8474] team0: Port device team_slave_1 added [ 62.346543][ T8476] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.354364][ T8476] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.362426][ T8476] device bridge_slave_0 entered promiscuous mode [ 62.377847][ T8478] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.385353][ T8478] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.393366][ T8478] device bridge_slave_0 entered promiscuous mode [ 62.443254][ T8474] device hsr_slave_0 entered promiscuous mode [ 62.492128][ T8474] device hsr_slave_1 entered promiscuous mode [ 62.551659][ T8474] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.559423][ T8474] Cannot create hsr debugfs directory [ 62.565265][ T8476] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.572830][ T8476] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.580480][ T8476] device bridge_slave_1 entered promiscuous mode [ 62.595536][ T8478] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.603233][ T8478] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.610945][ T8478] device bridge_slave_1 entered promiscuous mode [ 62.654406][ T8478] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.665496][ T8476] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.677825][ T8476] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.698558][ T8478] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.757058][ T8478] team0: Port device team_slave_0 added [ 62.769441][ T8476] team0: Port device team_slave_0 added [ 62.775515][ T8482] chnl_net:caif_netlink_parms(): no params data found [ 62.797407][ T8478] team0: Port device team_slave_1 added [ 62.811078][ T8476] team0: Port device team_slave_1 added [ 62.874343][ T8476] device hsr_slave_0 entered promiscuous mode [ 62.911926][ T8476] device hsr_slave_1 entered promiscuous mode [ 62.951573][ T8476] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.959158][ T8476] Cannot create hsr debugfs directory [ 63.023184][ T8478] device hsr_slave_0 entered promiscuous mode [ 63.071823][ T8478] device hsr_slave_1 entered promiscuous mode [ 63.111612][ T8478] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.119195][ T8478] Cannot create hsr debugfs directory [ 63.209979][ T8484] chnl_net:caif_netlink_parms(): no params data found [ 63.240808][ T8482] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.248962][ T8482] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.256855][ T8482] device bridge_slave_0 entered promiscuous mode [ 63.283764][ T8471] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.297932][ T8482] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.306477][ T8482] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.315056][ T8482] device bridge_slave_1 entered promiscuous mode [ 63.348252][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.356725][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.370332][ T8471] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.404047][ T8482] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.445932][ T8482] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.459893][ T8474] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 63.553530][ T8484] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.560652][ T8484] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.568604][ T8484] device bridge_slave_0 entered promiscuous mode [ 63.579328][ T8484] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.586451][ T8484] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.594215][ T8484] device bridge_slave_1 entered promiscuous mode [ 63.607089][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.617703][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.626528][ T26] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.633738][ T26] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.647451][ T8474] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 63.738065][ T8478] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 63.783736][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.793624][ T8482] team0: Port device team_slave_0 added [ 63.803457][ T8474] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 63.865958][ T8484] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.876728][ T8478] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 63.924150][ T8482] team0: Port device team_slave_1 added [ 63.929885][ T8478] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 63.973775][ T8476] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 64.015774][ T8474] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 64.055302][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.063991][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.072516][ T2676] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.079568][ T2676] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.089459][ T8484] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.117024][ T8478] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 64.163080][ T8476] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 64.203480][ T8476] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 64.244031][ T8476] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 64.294874][ T8484] team0: Port device team_slave_0 added [ 64.308669][ T8484] team0: Port device team_slave_1 added [ 64.327177][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.383291][ T8482] device hsr_slave_0 entered promiscuous mode [ 64.431854][ T8482] device hsr_slave_1 entered promiscuous mode [ 64.491701][ T8482] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.499409][ T8482] Cannot create hsr debugfs directory [ 64.545760][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.555100][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.565277][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.574266][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.583030][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.591891][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.600248][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.608627][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.617562][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.684217][ T8484] device hsr_slave_0 entered promiscuous mode [ 64.721928][ T8484] device hsr_slave_1 entered promiscuous mode [ 64.762380][ T8484] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.770355][ T8484] Cannot create hsr debugfs directory [ 64.780055][ T8471] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.799378][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.858389][ T8474] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.894700][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.903316][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.921221][ T8474] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.936899][ T8471] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.955369][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.964206][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.013534][ T2940] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.024502][ T2940] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.034309][ T2940] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.041541][ T2940] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.049217][ T2940] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 65.058214][ T2940] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 65.067961][ T2940] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.075911][ T2940] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.085044][ T2940] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.093839][ T2940] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.101126][ T2940] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.140533][ T8476] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.167948][ T8484] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 65.249663][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 65.258242][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 65.267392][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.277446][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 65.285648][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 65.305520][ T8478] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.313604][ T8484] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 65.373420][ T8482] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 65.402857][ T8471] device veth0_vlan entered promiscuous mode [ 65.409397][ T8482] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 65.454705][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.463322][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.471096][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.484362][ T8476] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.492256][ T8484] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 65.544383][ T8484] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 65.582866][ T8482] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 65.632912][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.642338][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.651126][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.674638][ T8478] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.685285][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.694318][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.703818][ T2676] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.711147][ T2676] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.718851][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.728146][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.736583][ T2676] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.743688][ T2676] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.751191][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.761675][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.769307][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.777283][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.786899][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.796190][ T8482] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 65.878040][ T8474] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 65.888997][ T8474] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.919776][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.927899][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.936695][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.947164][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.956085][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.964604][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.973180][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.981758][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.990114][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.998838][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.007306][ T2784] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.018312][ T2784] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.025890][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.034474][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.042927][ T2784] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.049984][ T2784] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.057809][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.074537][ T8471] device veth1_vlan entered promiscuous mode [ 66.104304][ T8478] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 66.114878][ T8478] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.131628][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.139450][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.148469][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.156527][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.165614][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.174319][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.183871][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.193144][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.201484][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.210407][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.218958][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.227481][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.236182][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.244536][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.252934][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.261111][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.269654][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.278097][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.293159][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.302019][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.344126][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.355529][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.365769][ T8476] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.398843][ T8482] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.410187][ T8474] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.420280][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.428771][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.468853][ T8484] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.484252][ T8478] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.506583][ T8476] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.520992][ T8484] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.542384][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.549840][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.558647][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.566763][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.574762][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.582684][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.590228][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.599000][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.607673][ T2784] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.614992][ T2784] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.622671][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.631125][ T2784] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.639538][ T2784] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.646599][ T2784] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.655810][ T8482] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.721853][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.729753][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.741081][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.751181][ T26] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.758332][ T26] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.767414][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.776189][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.785200][ T26] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.792369][ T26] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.800875][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.810174][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.819171][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.828034][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.836896][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.846422][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.855472][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.867147][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.876173][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.885501][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.894622][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.904653][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.944769][ T8482] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 66.959815][ T8482] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.993991][ T8482] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 171.861431][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 171.868317][ C0] rcu: 0-...!: (1 GPs behind) idle=ea6/1/0x4000000000000002 softirq=11826/11827 fqs=7 [ 171.878421][ C0] (t=10501 jiffies g=7045 q=343) [ 171.883450][ C0] rcu: rcu_preempt kthread starved for 10488 jiffies! g7045 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 171.895317][ C0] rcu: RCU grace-period kthread stack dump: [ 171.901195][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 171.909173][ C0] Call Trace: [ 171.912458][ C0] __schedule+0x9a0/0xcc0 [ 171.916797][ C0] schedule+0x181/0x210 [ 171.921030][ C0] schedule_timeout+0x14f/0x240 [ 171.925867][ C0] ? run_local_timers+0x120/0x120 [ 171.930883][ C0] rcu_gp_kthread+0xed8/0x1770 [ 171.935648][ C0] kthread+0x332/0x350 [ 171.939703][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 171.944803][ C0] ? kthread_blkcg+0xe0/0xe0 [ 171.949385][ C0] ret_from_fork+0x24/0x30 [ 171.953811][ C0] NMI backtrace for cpu 0 [ 171.958131][ C0] CPU: 0 PID: 8492 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 171.966695][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.976871][ C0] Call Trace: [ 171.980155][ C0] [ 171.983019][ C0] dump_stack+0x1fb/0x318 [ 171.987363][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 171.992222][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 171.998387][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 172.004448][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 172.010425][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 172.016307][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 172.021412][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 172.026600][ C0] ? trace_hardirqs_off+0x74/0x80 [ 172.031613][ C0] update_process_times+0x12d/0x180 [ 172.036805][ C0] tick_sched_timer+0x263/0x420 [ 172.041654][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 172.047190][ C0] __hrtimer_run_queues+0x403/0x840 [ 172.052399][ C0] hrtimer_interrupt+0x38c/0xda0 [ 172.057695][ C0] ? debug_smp_processor_id+0x9/0x20 [ 172.062975][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 172.068511][ C0] apic_timer_interrupt+0xf/0x20 [ 172.073433][ C0] [ 172.076360][ C0] RIP: 0010:free_thread_stack+0x124/0x590 [ 172.082065][ C0] Code: ff 48 c1 e8 06 48 83 e0 c0 48 bf 00 00 00 00 00 ea ff ff 48 01 c7 be 03 00 00 00 e8 86 91 61 00 e9 5d 04 00 00 e8 3c 2c 2e 00 <48> 89 df 31 f6 e8 02 8d 6f 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 73 [ 172.101655][ C0] RSP: 0018:ffffc900024579c0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 172.110055][ C0] RAX: ffffffff81489244 RBX: ffffea00023026c0 RCX: 0000000000040000 [ 172.118016][ C0] RDX: ffffc90001ef9000 RSI: 000000000003ffff RDI: 0000000000040000 [ 172.125977][ C0] RBP: ffffc900024579f8 R08: dffffc0000000000 R09: fffffbfff124248a [ 172.133941][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff8880a1c15e20 [ 172.141902][ C0] R13: dffffc0000000000 R14: 1ffff11014382bc4 R15: ffff8880938938f8 [ 172.149971][ C0] ? free_thread_stack+0x124/0x590 [ 172.155083][ C0] put_task_stack+0xa3/0x130 [ 172.159665][ C0] finish_task_switch+0x3f1/0x550 [ 172.164687][ C0] __schedule+0x9a8/0xcc0 [ 172.169009][ C0] ? debug_smp_processor_id+0x9/0x20 [ 172.174287][ C0] schedule+0x181/0x210 [ 172.178438][ C0] schedule_preempt_disabled+0x13/0x20 [ 172.183888][ C0] mutex_optimistic_spin+0x445/0x480 [ 172.189170][ C0] __mutex_lock_common+0x2e7/0x2e10 [ 172.194357][ C0] ? rtnl_lock+0x17/0x20 [ 172.198593][ C0] ? __might_fault+0xf9/0x160 [ 172.203449][ C0] mutex_lock_nested+0x1b/0x30 [ 172.208233][ C0] rtnl_lock+0x17/0x20 [ 172.212306][ C0] sock_do_ioctl+0x11e/0x260 [ 172.216900][ C0] sock_ioctl+0x464/0x690 [ 172.221310][ C0] ? sock_poll+0x310/0x310 [ 172.226067][ C0] do_vfs_ioctl+0x70b/0x1a30 [ 172.230644][ C0] ? __fget+0x431/0x510 [ 172.234808][ C0] ? tomoyo_file_ioctl+0x23/0x30 [ 172.239755][ C0] ? security_file_ioctl+0xa1/0xd0 [ 172.244869][ C0] __x64_sys_ioctl+0xe3/0x120 [ 172.249543][ C0] do_syscall_64+0xf7/0x1c0 [ 172.254054][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 172.260090][ C0] RIP: 0033:0x45af49 [ 172.264000][ 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 [ 172.283710][ C0] RSP: 002b:00007f9d82a85c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 172.292112][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045af49 [ 172.300207][ C0] RDX: 0000000000400200 RSI: 0000000000008912 RDI: 0000000000000005 [ 172.308172][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 172.316134][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9d82a866d4 [ 172.324119][ C0] R13: 00000000004c4f66 R14: 00000000004db980 R15: 00000000ffffffff