[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 53.982350][ T23] audit: type=1800 audit(1578484635.942:25): pid=8486 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 54.002812][ T23] audit: type=1800 audit(1578484635.952:26): pid=8486 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 54.024483][ T23] audit: type=1800 audit(1578484635.952:27): pid=8486 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 '10.128.10.58' (ECDSA) to the list of known hosts. 2020/01/08 11:57:23 fuzzer started 2020/01/08 11:57:25 dialing manager at 10.128.0.26:35703 2020/01/08 11:57:25 syscalls: 2824 2020/01/08 11:57:25 code coverage: enabled 2020/01/08 11:57:25 comparison tracing: enabled 2020/01/08 11:57:25 extra coverage: enabled 2020/01/08 11:57:25 setuid sandbox: enabled 2020/01/08 11:57:25 namespace sandbox: enabled 2020/01/08 11:57:25 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 11:57:25 fault injection: enabled 2020/01/08 11:57:25 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 11:57:25 net packet injection: enabled 2020/01/08 11:57:25 net device setup: enabled 2020/01/08 11:57:25 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 11:57:25 devlink PCI setup: PCI device 0000:00:10.0 is not available 11:57:26 executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) setsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000300)={{{@in=@initdev={0xac, 0x1e, 0x0, 0x0}, @in6=@remote}, {}, {0x0, 0x0, 0x0, 0x2}}, {{@in6=@local}, 0x0, @in=@empty}}, 0xe8) r2 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x7d, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f0000000380)={r3, @in={{0x2, 0x0, @empty}}}, 0x90) syz_mount_image$bfs(&(0x7f0000000100)='bfs\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x1, &(0x7f00000000c0)=[{&(0x7f0000000180)="cefaad1bb83c000040dc", 0xffffffffffffffd7, 0x80}], 0x81, 0x0) 11:57:26 executing program 1: r0 = syz_open_dev$sndtimer(&(0x7f0000000000)='/dev/snd/timer\x00', 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r0, 0x40345410, &(0x7f0000000080)={0x0, 0x1}) ioctl$SNDRV_TIMER_IOCTL_PARAMS(r0, 0x5422, 0x0) syzkaller login: [ 64.548107][ T8652] IPVS: ftp: loaded support on port[0] = 21 [ 64.712538][ T8654] IPVS: ftp: loaded support on port[0] = 21 [ 64.751507][ T8652] chnl_net:caif_netlink_parms(): no params data found 11:57:26 executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_NET_SET(r0, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)={0x40, r1, 0x491, 0x0, 0x0, {}, [@TIPC_NLA_NET={0x2c, 0x7, [@TIPC_NLA_NET_NODEID_W1={0xc}, @TIPC_NLA_NET_ADDR={0x8, 0x2, 0x6}, @TIPC_NLA_NET_NODEID={0xc}, @TIPC_NLA_NET_ID={0x8, 0x1, 0x81}]}]}, 0x40}}, 0x0) [ 64.864304][ T8652] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.886845][ T8652] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.895071][ T8652] device bridge_slave_0 entered promiscuous mode [ 64.937008][ T8652] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.944145][ T8652] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.966745][ T8652] device bridge_slave_1 entered promiscuous mode [ 64.977498][ T8654] chnl_net:caif_netlink_parms(): no params data found [ 65.021124][ T8658] IPVS: ftp: loaded support on port[0] = 21 [ 65.030497][ T8652] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 11:57:27 executing program 3: r0 = socket$inet6_dccp(0xa, 0x6, 0x0) getsockopt$inet6_int(r0, 0x10d, 0x8c, 0x0, &(0x7f00000000c0)=0x4) [ 65.070731][ T8652] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.084208][ T8654] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.108251][ T8654] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.126479][ T8654] device bridge_slave_0 entered promiscuous mode [ 65.139445][ T8654] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.155911][ T8654] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.163785][ T8654] device bridge_slave_1 entered promiscuous mode [ 65.213622][ T8654] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.248309][ T8654] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.300889][ T8652] team0: Port device team_slave_0 added [ 65.314871][ T8654] team0: Port device team_slave_0 added 11:57:27 executing program 4: r0 = socket(0x10, 0x802, 0x0) write(r0, &(0x7f0000000000)="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", 0xfc) [ 65.343101][ T8660] IPVS: ftp: loaded support on port[0] = 21 [ 65.352862][ T8654] team0: Port device team_slave_1 added [ 65.376678][ T8652] team0: Port device team_slave_1 added [ 65.438502][ T8654] device hsr_slave_0 entered promiscuous mode [ 65.516383][ T8654] device hsr_slave_1 entered promiscuous mode 11:57:27 executing program 5: r0 = syz_open_dev$sndseq(&(0x7f0000000100)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r0, 0xc0a85320, &(0x7f00000001c0)={{0x80}, 'port0\x00', 0xab, 0x11002, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6}) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000180)='/dev/sequencer2\x00', 0x0, 0x0) [ 65.609696][ T8662] IPVS: ftp: loaded support on port[0] = 21 [ 65.680922][ T8658] chnl_net:caif_netlink_parms(): no params data found [ 65.738395][ T8652] device hsr_slave_0 entered promiscuous mode [ 65.806162][ T8652] device hsr_slave_1 entered promiscuous mode [ 65.885976][ T8652] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.893756][ T8652] Cannot create hsr debugfs directory [ 65.971906][ T8665] IPVS: ftp: loaded support on port[0] = 21 [ 66.044499][ T8658] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.052518][ T8658] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.060230][ T8658] device bridge_slave_0 entered promiscuous mode [ 66.079645][ T8658] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.087002][ T8658] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.094646][ T8658] device bridge_slave_1 entered promiscuous mode [ 66.101866][ T8660] chnl_net:caif_netlink_parms(): no params data found [ 66.145010][ T8658] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.194029][ T8658] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.219864][ T8654] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 66.282804][ T8654] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 66.354141][ T8652] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.378358][ T8654] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 66.418307][ T8654] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 66.499478][ T8662] chnl_net:caif_netlink_parms(): no params data found [ 66.524515][ T8652] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.589891][ T8652] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.650888][ T8652] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.710346][ T8658] team0: Port device team_slave_0 added [ 66.721122][ T8658] team0: Port device team_slave_1 added [ 66.788506][ T8658] device hsr_slave_0 entered promiscuous mode [ 66.856152][ T8658] device hsr_slave_1 entered promiscuous mode [ 66.905983][ T8658] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.913619][ T8658] Cannot create hsr debugfs directory [ 66.924815][ T8660] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.933489][ T8660] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.942494][ T8660] device bridge_slave_0 entered promiscuous mode [ 66.988666][ T8660] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.995726][ T8660] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.003567][ T8660] device bridge_slave_1 entered promiscuous mode [ 67.030687][ T8662] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.038191][ T8662] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.046098][ T8662] device bridge_slave_0 entered promiscuous mode [ 67.053991][ T8665] chnl_net:caif_netlink_parms(): no params data found [ 67.087390][ T8662] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.094496][ T8662] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.103950][ T8662] device bridge_slave_1 entered promiscuous mode [ 67.128119][ T8660] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.154005][ T8662] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.165263][ T8662] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.200984][ T8660] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.223958][ T8665] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.231774][ T8665] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.242297][ T8665] device bridge_slave_0 entered promiscuous mode [ 67.251064][ T8662] team0: Port device team_slave_0 added [ 67.275912][ T8665] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.282987][ T8665] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.291559][ T8665] device bridge_slave_1 entered promiscuous mode [ 67.308380][ T8662] team0: Port device team_slave_1 added [ 67.318495][ T8660] team0: Port device team_slave_0 added [ 67.328648][ T8660] team0: Port device team_slave_1 added [ 67.352221][ T8658] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 67.409448][ T8658] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 67.557716][ T8662] device hsr_slave_0 entered promiscuous mode [ 67.606321][ T8662] device hsr_slave_1 entered promiscuous mode [ 67.646041][ T8662] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.653627][ T8662] Cannot create hsr debugfs directory [ 67.667775][ T8665] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.677529][ T8658] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 67.732740][ T8658] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 67.801161][ T8665] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.867568][ T8660] device hsr_slave_0 entered promiscuous mode [ 67.906136][ T8660] device hsr_slave_1 entered promiscuous mode [ 67.976035][ T8660] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.983673][ T8660] Cannot create hsr debugfs directory [ 68.002364][ T8665] team0: Port device team_slave_0 added [ 68.011698][ T8665] team0: Port device team_slave_1 added [ 68.044121][ T8652] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.108947][ T8665] device hsr_slave_0 entered promiscuous mode [ 68.146610][ T8665] device hsr_slave_1 entered promiscuous mode [ 68.215989][ T8665] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.223573][ T8665] Cannot create hsr debugfs directory [ 68.249858][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.258358][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.296103][ T8652] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.323899][ T8654] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.360102][ T8662] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 68.431705][ T3127] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.442481][ T3127] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.450683][ T3127] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.459710][ T3127] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.468528][ T3127] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.477667][ T3127] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.485659][ T3127] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.495111][ T3127] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.503469][ T3127] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.510516][ T3127] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.530464][ T8654] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.543890][ T8662] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 68.577419][ T8660] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 68.619993][ T3127] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.640492][ T8662] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 68.679606][ T8660] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 68.760188][ T8660] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 68.808941][ T8660] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 68.879924][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.888716][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.897429][ T3124] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.904468][ T3124] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.912516][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.930465][ T8662] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 68.993885][ T8658] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.013467][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.022827][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.033211][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.042402][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.051028][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.059682][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.068303][ T3124] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.075338][ T3124] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.085614][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.128490][ T8658] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.137793][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.150346][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.158989][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.167777][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.175377][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.183078][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.191571][ T8665] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 69.253095][ T8665] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 69.333604][ T8652] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 69.345596][ T8652] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.358203][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.368983][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.377875][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.386810][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.395258][ T3124] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.403870][ T3124] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.411821][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.420368][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.429266][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.437762][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.446185][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.454863][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.463557][ T3124] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.470620][ T3124] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.478307][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.486175][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.494237][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.515703][ T8654] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 69.527678][ T8654] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.541300][ T8665] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 69.568698][ T8665] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 69.615876][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.624447][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.632961][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.643032][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.651510][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.659852][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.668163][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.697944][ T8662] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.710046][ T8652] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.718350][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.726435][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.735047][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.744107][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.752619][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.760440][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.790139][ T8654] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.808575][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.817745][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.826797][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.835329][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.843791][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.853176][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.861704][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.870292][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.877844][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.887309][ T8658] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.928448][ T8660] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.935258][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.942958][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.951451][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.960274][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.973512][ T8662] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.986510][ T8658] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.006408][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.014061][ T3133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.026090][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.035021][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.047130][ T3134] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.054297][ T3134] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.076786][ T8660] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.084518][ T3127] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.092780][ T3127] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.103335][ T3127] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.111803][ T3127] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.120628][ T3127] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.128823][ T3127] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.137545][ T3127] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.156263][ T8652] device veth0_vlan entered promiscuous mode [ 70.178129][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.185877][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.193543][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.203334][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.212691][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.221450][ T3124] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.229956][ T3124] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.237052][ T3124] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.265166][ T8658] device veth0_vlan entered promiscuous mode [ 70.282517][ T8658] device veth1_vlan entered promiscuous mode [ 70.294344][ T8654] device veth0_vlan entered promiscuous mode [ 70.303992][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.312638][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.322241][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.330842][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.339503][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.348331][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.356932][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.365036][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.373233][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.381468][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.389939][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.398303][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.407019][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.415621][ T2936] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.422787][ T2936] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.430443][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.439249][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.448383][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.456407][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.464150][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.471966][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.480335][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.488887][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.510360][ T8652] device veth1_vlan entered promiscuous mode [ 70.521730][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.530844][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.540144][ T3134] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.547252][ T3134] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.555003][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.563997][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.574391][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.583006][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.591398][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.604307][ T8662] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.626231][ T8654] device veth1_vlan entered promiscuous mode [ 70.633561][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.645137][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.664976][ T8660] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 70.678846][ T8660] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.696770][ T8665] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.724491][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.737534][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.752813][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.761512][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.770524][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.779703][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.787990][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.795345][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.834719][ T8665] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.854779][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.876562][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.884080][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.891968][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.899993][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.912462][ T8660] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.930893][ T8662] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 175.925800][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 175.932568][ C0] rcu: 0-...!: (1 GPs behind) idle=3b6/1/0x4000000000000002 softirq=14247/14251 fqs=1 [ 175.942459][ C0] (t=10500 jiffies g=6833 q=87) [ 175.947403][ C0] rcu: rcu_preempt kthread starved for 10498 jiffies! g6833 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 175.958491][ C0] rcu: RCU grace-period kthread stack dump: [ 175.964365][ C0] rcu_preempt R running task 28864 10 2 0x80004000 [ 175.972253][ C0] Call Trace: [ 175.975536][ C0] __schedule+0x9a0/0xcc0 [ 175.979876][ C0] schedule+0x181/0x210 [ 175.984023][ C0] schedule_timeout+0x14f/0x240 [ 175.988861][ C0] ? run_local_timers+0x120/0x120 [ 175.993884][ C0] rcu_gp_kthread+0xed8/0x1770 [ 175.998643][ C0] kthread+0x332/0x350 [ 176.002697][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 176.007795][ C0] ? kthread_blkcg+0xe0/0xe0 [ 176.012377][ C0] ret_from_fork+0x24/0x30 [ 176.016795][ C0] NMI backtrace for cpu 0 [ 176.021115][ C0] CPU: 0 PID: 8670 Comm: syz-executor.1 Not tainted 5.5.0-rc5-syzkaller #0 [ 176.029686][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.039728][ C0] Call Trace: [ 176.042995][ C0] [ 176.045837][ C0] dump_stack+0x1fb/0x318 [ 176.050159][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 176.054994][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 176.061134][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 176.067185][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 176.073151][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 176.079029][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 176.084134][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 176.089321][ C0] ? trace_hardirqs_off+0x74/0x80 [ 176.094335][ C0] update_process_times+0x12d/0x180 [ 176.099526][ C0] tick_sched_timer+0x263/0x420 [ 176.104370][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 176.109906][ C0] __hrtimer_run_queues+0x403/0x840 [ 176.115106][ C0] hrtimer_interrupt+0x38c/0xda0 [ 176.120050][ C0] ? debug_smp_processor_id+0x9/0x20 [ 176.125325][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 176.130859][ C0] apic_timer_interrupt+0xf/0x20 [ 176.135777][ C0] [ 176.138704][ C0] RIP: 0010:__memcg_kmem_uncharge+0x6/0x1a0 [ 176.144586][ C0] Code: bf ac 07 00 74 12 48 81 c3 08 02 00 00 48 89 df 4c 89 f6 e8 8c 85 ff ff 5b 41 5e 5d c3 0f 1f 80 00 00 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 [ 176.164267][ C0] RSP: 0018:ffffc900025c78f0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 176.172668][ C0] RAX: ffffffff81489244 RBX: ffffea000277a740 RCX: ffff88808f7b45c0 [ 176.180625][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea000277a740 [ 176.188585][ C0] RBP: ffffc900025c78f8 R08: 000000000003a728 R09: fffffbfff124248a [ 176.196734][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff88809de95c20 [ 176.204699][ C0] R13: dffffc0000000000 R14: 1ffff11013bd2b84 R15: ffff8880a35a38f8 [ 176.212693][ C0] ? free_thread_stack+0x124/0x590 [ 176.217810][ C0] free_thread_stack+0x12e/0x590 [ 176.222754][ C0] put_task_stack+0xa3/0x130 [ 176.227335][ C0] finish_task_switch+0x3f1/0x550 [ 176.232375][ C0] __schedule+0x9a8/0xcc0 [ 176.236707][ C0] preempt_schedule_irq+0xc1/0x140 [ 176.241810][ C0] retint_kernel+0x1b/0x2b [ 176.246213][ C0] RIP: 0010:__find_get_block+0x235/0xb10 [ 176.251844][ C0] Code: fc ff df 80 3c 08 00 74 0c 48 c7 c7 78 95 2a 89 e8 40 9e e7 ff 48 83 3d e0 0c 5f 07 00 0f 84 b3 08 00 00 fb 66 0f 1f 44 00 00 <48> 85 db 74 43 e8 d1 35 ab ff 48 89 df e8 19 d7 ff ff 49 89 de 48 [ 176.271435][ C0] RSP: 0018:ffffc900025c7b50 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 176.279833][ C0] RAX: 1ffffffff12552af RBX: ffff8880a16cc690 RCX: dffffc0000000000 [ 176.287791][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88808f7b4e04 [ 176.295749][ C0] RBP: ffffc900025c7b98 R08: ffff88808f7b4e18 R09: fffffbfff140cf2e [ 176.303710][ C0] R10: fffffbfff140cf2e R11: 0000000000000000 R12: 00000000000341b8 [ 176.311667][ C0] R13: 000000000000000b R14: 0000000000001000 R15: 0000000000000000 [ 176.319649][ C0] find_inode_bit+0x283/0x510 [ 176.324319][ C0] __ext4_new_inode+0x1191/0x56f0 [ 176.329355][ C0] ext4_symlink+0x52a/0xf60 [ 176.333858][ C0] vfs_symlink+0x36f/0x4f0 [ 176.338269][ C0] do_symlinkat+0x187/0x3f0 [ 176.342767][ C0] __x64_sys_symlink+0x60/0x70 [ 176.347519][ C0] do_syscall_64+0xf7/0x1c0 [ 176.352015][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 176.357892][ C0] RIP: 0033:0x45ac77 [ 176.361820][ C0] Code: 0f 1f 00 b8 5c 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 6d b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 58 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 4d b9 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 176.381433][ C0] RSP: 002b:00007ffc71afd7c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000058 [ 176.389842][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000045ac77 [ 176.397809][ C0] RDX: 00007ffc71afd867 RSI: 00000000004c0a21 RDI: 00007ffc71afd850 [ 176.406034][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000017 [ 176.413993][ C0] R10: 0000000000000075 R11: 0000000000000202 R12: 0000000000000001 [ 176.421953][ C0] R13: 00007ffc71afd800 R14: 0000000000000000 R15: 00007ffc71afd810