[ 42.083573][ T25] audit: type=1800 audit(1575416119.245:26): pid=8016 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.130084][ T25] audit: type=1800 audit(1575416119.245:27): pid=8016 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.156385][ T25] audit: type=1800 audit(1575416119.255:28): pid=8016 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 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. [ 42.719739][ T25] audit: type=1800 audit(1575416119.895:29): pid=8016 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.183' (ECDSA) to the list of known hosts. 2019/12/03 23:35:29 fuzzer started 2019/12/03 23:35:31 dialing manager at 10.128.0.26:42111 2019/12/03 23:35:31 syscalls: 2689 2019/12/03 23:35:31 code coverage: enabled 2019/12/03 23:35:31 comparison tracing: enabled 2019/12/03 23:35:31 extra coverage: extra coverage is not supported by the kernel 2019/12/03 23:35:31 setuid sandbox: enabled 2019/12/03 23:35:31 namespace sandbox: enabled 2019/12/03 23:35:31 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 23:35:31 fault injection: enabled 2019/12/03 23:35:31 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 23:35:31 net packet injection: enabled 2019/12/03 23:35:31 net device setup: enabled 2019/12/03 23:35:31 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 23:35:31 devlink PCI setup: PCI device 0000:00:10.0 is not available 23:35:32 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x6013}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$pppoe(0x18, 0x1, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f00000003c0)=@filter={'filter\x00', 0xe, 0x1, 0x130, [0x0, 0x20000100, 0x20000130, 0x20000160], 0x0, 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="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"]}, 0x1a8) connect$pppoe(r0, &(0x7f0000000000)={0x18, 0x0, {0x5, @local, 'bridge0\x00'}}, 0x1e) sendmmsg(r0, &(0x7f000000d180), 0x4000000000000eb, 0x0) 23:35:32 executing program 1: syz_mount_image$xfs(&(0x7f0000000000)='xfs\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000880)={[{@noattr2='noattr2'}]}) syzkaller login: [ 55.094116][ T8181] IPVS: ftp: loaded support on port[0] = 21 [ 55.262678][ T8181] chnl_net:caif_netlink_parms(): no params data found 23:35:32 executing program 2: r0 = openat$adsp1(0xffffffffffffff9c, &(0x7f0000000040)='/dev/adsp1\x00', 0x0, 0x0) unshare(0x400) fallocate(r0, 0x0, 0x0, 0x2) [ 55.308889][ T8181] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.327211][ T8181] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.335496][ T8181] device bridge_slave_0 entered promiscuous mode [ 55.351263][ T8184] IPVS: ftp: loaded support on port[0] = 21 [ 55.359063][ T8181] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.370850][ T8181] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.380999][ T8181] device bridge_slave_1 entered promiscuous mode [ 55.422501][ T8181] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.449078][ T8181] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.533078][ T8181] team0: Port device team_slave_0 added [ 55.541537][ T8181] team0: Port device team_slave_1 added [ 55.554469][ T8187] IPVS: ftp: loaded support on port[0] = 21 23:35:32 executing program 3: unshare(0x400) r0 = userfaultfd(0x0) r1 = socket$kcm(0xa, 0x6, 0x0) dup3(r1, r0, 0x0) ppoll(&(0x7f0000000000)=[{r0}], 0x1, 0x0, 0x0, 0x0) [ 55.597512][ T8184] chnl_net:caif_netlink_parms(): no params data found [ 55.670368][ T8181] device hsr_slave_0 entered promiscuous mode [ 55.727246][ T8181] device hsr_slave_1 entered promiscuous mode [ 55.805180][ T8189] IPVS: ftp: loaded support on port[0] = 21 23:35:33 executing program 4: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$TCSETSF(r0, 0xc074510c, 0x0) [ 55.865215][ T8184] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.879047][ T8184] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.899974][ T8184] device bridge_slave_0 entered promiscuous mode [ 55.957335][ T8181] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 55.990714][ T8184] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.007729][ T8184] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.015741][ T8184] device bridge_slave_1 entered promiscuous mode 23:35:33 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x0, 0x0) ioctl$KDADDIO(r0, 0x5423, 0xfffffffffffffffa) [ 56.048480][ T8181] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.117736][ T8184] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.130088][ T8192] IPVS: ftp: loaded support on port[0] = 21 [ 56.139403][ T8181] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.198349][ T8181] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.249721][ T8184] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.301671][ T8194] IPVS: ftp: loaded support on port[0] = 21 [ 56.333866][ T8189] chnl_net:caif_netlink_parms(): no params data found [ 56.374142][ T8184] team0: Port device team_slave_0 added [ 56.385013][ T8184] team0: Port device team_slave_1 added [ 56.447977][ T8184] device hsr_slave_0 entered promiscuous mode [ 56.496996][ T8184] device hsr_slave_1 entered promiscuous mode [ 56.536427][ T8184] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.584986][ T8187] chnl_net:caif_netlink_parms(): no params data found [ 56.623945][ T8189] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.632869][ T8189] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.641001][ T8189] device bridge_slave_0 entered promiscuous mode [ 56.649139][ T8189] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.656281][ T8189] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.663963][ T8189] device bridge_slave_1 entered promiscuous mode [ 56.701698][ T8189] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.724439][ T8184] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 56.767851][ T8184] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 56.818539][ T8184] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 56.869203][ T8189] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.879194][ T8187] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.887457][ T8187] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.895967][ T8187] device bridge_slave_0 entered promiscuous mode [ 56.942285][ T8184] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 56.998539][ T8187] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.005645][ T8187] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.015485][ T8187] device bridge_slave_1 entered promiscuous mode [ 57.043480][ T8189] team0: Port device team_slave_0 added [ 57.051679][ T8189] team0: Port device team_slave_1 added [ 57.062900][ T8192] chnl_net:caif_netlink_parms(): no params data found [ 57.092419][ T8187] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.123798][ T8187] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.197745][ T8189] device hsr_slave_0 entered promiscuous mode [ 57.276609][ T8189] device hsr_slave_1 entered promiscuous mode [ 57.316377][ T8189] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.325624][ T8187] team0: Port device team_slave_0 added [ 57.331674][ T8194] chnl_net:caif_netlink_parms(): no params data found [ 57.361874][ T8187] team0: Port device team_slave_1 added [ 57.379227][ T8192] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.389072][ T8192] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.397655][ T8192] device bridge_slave_0 entered promiscuous mode [ 57.405842][ T8192] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.413288][ T8192] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.421284][ T8192] device bridge_slave_1 entered promiscuous mode [ 57.447910][ T8181] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.483766][ T8192] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.497421][ T8194] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.504490][ T8194] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.512608][ T8194] device bridge_slave_0 entered promiscuous mode [ 57.522753][ T8194] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.530228][ T8194] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.538146][ T8194] device bridge_slave_1 entered promiscuous mode [ 57.608846][ T8187] device hsr_slave_0 entered promiscuous mode [ 57.666507][ T8187] device hsr_slave_1 entered promiscuous mode [ 57.726286][ T8187] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.738042][ T8192] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.763920][ T8194] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.799000][ T8194] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.810152][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.818929][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.829085][ T8181] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.836374][ T8189] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 57.889170][ T8192] team0: Port device team_slave_0 added [ 57.895023][ T8189] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 57.927769][ T8189] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 57.978614][ T8187] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.022680][ T8187] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.059742][ T8187] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.109323][ T8192] team0: Port device team_slave_1 added [ 58.115138][ T8187] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.168205][ T8189] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.219714][ T8194] team0: Port device team_slave_0 added [ 58.228732][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.237660][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.246828][ T8196] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.254063][ T8196] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.262907][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.287741][ T8194] team0: Port device team_slave_1 added [ 58.328910][ T8192] device hsr_slave_0 entered promiscuous mode [ 58.376659][ T8192] device hsr_slave_1 entered promiscuous mode [ 58.436348][ T8192] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.445498][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.454539][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.462994][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.470238][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.539011][ T8194] device hsr_slave_0 entered promiscuous mode [ 58.587329][ T8194] device hsr_slave_1 entered promiscuous mode [ 58.626293][ T8194] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.634427][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.643540][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.652588][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.661239][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.675907][ T8184] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.708683][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.719144][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.728048][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.736710][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.744986][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.764385][ T8181] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.777509][ T8181] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.802106][ T8184] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.810115][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.819466][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.828189][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.835954][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.852796][ T8192] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 58.901168][ T8192] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 58.961515][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.970503][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.979252][ T3113] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.986353][ T3113] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.994558][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.003830][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.012248][ T3113] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.019446][ T3113] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.027035][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.035467][ T3113] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.044485][ T8192] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 59.095462][ T8187] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.103795][ T8194] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 59.128574][ T8194] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 59.194424][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.203465][ T8192] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 59.260842][ T2944] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.268485][ T2944] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.283074][ T8194] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 59.343095][ T8194] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 59.402363][ T2944] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.412028][ T2944] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.420540][ T2944] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.429536][ T2944] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.438576][ T2944] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.446595][ T2944] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.454521][ T2944] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.467021][ T8187] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.484220][ T8181] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.494716][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.507622][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.516056][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.523112][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.531630][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.540344][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.549380][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.570906][ T2944] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.580112][ T2944] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.589521][ T2944] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.596669][ T2944] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.605685][ T2944] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.615076][ T2944] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.624877][ T8184] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.635895][ T8189] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.674446][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.684026][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.697515][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.706723][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.716806][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.764010][ T8184] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.782045][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.793575][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.809810][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.817559][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.825014][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.832873][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.859688][ T8189] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.936415][ T8189] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.952257][ T8189] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.992478][ T8189] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.036298][ T8194] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.058940][ T8194] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.104040][ T8194] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.120156][ T8194] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.144150][ T8187] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.161009][ T8187] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.174425][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.189913][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.201911][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.213433][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.229768][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.242160][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.254161][ T8196] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.261339][ T8196] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.275496][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.284903][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.302508][ T8196] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.309671][ T8196] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.325209][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.334039][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.348891][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.361523][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.372254][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.385899][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.401080][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.410995][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.424304][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.434402][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.449340][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.460210][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.470728][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.481592][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.492501][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.504749][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.520108][ T8196] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.527283][ T8196] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.542572][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.552439][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.565746][ T8196] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.572995][ T8196] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.586500][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.595300][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.611009][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.623034][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.635548][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.651401][ T8196] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 164.805996][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 164.812816][ C1] rcu: 1-...!: (10499 ticks this GP) idle=59a/1/0x4000000000000002 softirq=10930/10930 fqs=40 [ 164.823390][ C1] (t=10501 jiffies g=6425 q=675) [ 164.828402][ C1] rcu: rcu_preempt kthread starved for 10418 jiffies! g6425 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 164.839479][ C1] rcu: RCU grace-period kthread stack dump: [ 164.845356][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 164.853243][ C1] Call Trace: [ 164.856538][ C1] __schedule+0x9a0/0xcc0 [ 164.860864][ C1] schedule+0x181/0x210 [ 164.865009][ C1] schedule_timeout+0x14f/0x240 [ 164.869846][ C1] ? run_local_timers+0x120/0x120 [ 164.874857][ C1] rcu_gp_kthread+0xed8/0x1770 [ 164.879617][ C1] kthread+0x332/0x350 [ 164.883666][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 164.888759][ C1] ? kthread_blkcg+0xe0/0xe0 [ 164.893334][ C1] ret_from_fork+0x24/0x30 [ 164.897767][ C1] NMI backtrace for cpu 1 [ 164.902087][ C1] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 5.4.0-syzkaller #0 [ 164.909880][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.919937][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 164.925909][ C1] Call Trace: [ 164.929189][ C1] [ 164.932037][ C1] dump_stack+0x1fb/0x318 [ 164.936362][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 164.941286][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 164.947425][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 164.953475][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 164.959444][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 164.965322][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 164.970426][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 164.975616][ C1] ? trace_hardirqs_off+0x74/0x80 [ 164.980640][ C1] update_process_times+0x12d/0x180 [ 164.985824][ C1] tick_sched_timer+0x263/0x420 [ 164.990658][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.996187][ C1] __hrtimer_run_queues+0x403/0x840 [ 165.001388][ C1] hrtimer_interrupt+0x38c/0xda0 [ 165.006323][ C1] ? debug_smp_processor_id+0x9/0x20 [ 165.011596][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 165.017132][ C1] apic_timer_interrupt+0xf/0x20 [ 165.022048][ C1] [ 165.024976][ C1] RIP: 0010:free_thread_stack+0x195/0x590 [ 165.030679][ C1] Code: 2e 00 74 08 4c 89 e7 e8 09 a4 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 eb a3 69 00 <48> 8b 1b e9 82 ff ff ff e8 de 2c 2e 00 43 80 3c 2e 00 75 18 eb 1e [ 165.050265][ C1] RSP: 0018:ffffc90000d8f8e8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 165.058657][ C1] RAX: 1ffff110125b71a1 RBX: ffff888092db8d08 RCX: ffff8880a9e42480 [ 165.066611][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002a0fd00 [ 165.074638][ C1] RBP: ffffc90000d8f920 R08: dffffc0000000000 R09: fffffbfff120248a [ 165.082616][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff888092db8da0 [ 165.090575][ C1] R13: dffffc0000000000 R14: 1ffff110125b71b4 R15: ffff88808e50f5a8 [ 165.098566][ C1] ? free_thread_stack+0x168/0x590 [ 165.103687][ C1] put_task_stack+0xa3/0x130 [ 165.108284][ C1] finish_task_switch+0x3f1/0x550 [ 165.113302][ C1] __schedule+0x9a8/0xcc0 [ 165.117626][ C1] ? debug_smp_processor_id+0x9/0x20 [ 165.122903][ C1] schedule+0x181/0x210 [ 165.127049][ C1] schedule_preempt_disabled+0x13/0x20 [ 165.132501][ C1] mutex_optimistic_spin+0x445/0x480 [ 165.137783][ C1] __mutex_lock_common+0x2e7/0x2e10 [ 165.142971][ C1] ? rtnl_lock+0x17/0x20 [ 165.147212][ C1] ? process_one_work+0x75d/0x10d0 [ 165.152319][ C1] mutex_lock_nested+0x1b/0x30 [ 165.157075][ C1] rtnl_lock+0x17/0x20 [ 165.161132][ C1] addrconf_dad_work+0x69/0x1c30 [ 165.166064][ C1] ? rcu_read_lock_sched_held+0x10b/0x170 [ 165.171774][ C1] process_one_work+0x7ef/0x10d0 [ 165.176711][ C1] worker_thread+0xc01/0x1630 [ 165.181396][ C1] kthread+0x332/0x350 [ 165.185450][ C1] ? rcu_lock_release+0x30/0x30 [ 165.190287][ C1] ? kthread_blkcg+0xe0/0xe0 [ 165.194863][ C1] ret_from_fork+0x24/0x30