[ 45.558750][ T23] audit: type=1800 audit(1575352474.709:26): pid=8064 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 45.612287][ T23] audit: type=1800 audit(1575352474.709:27): pid=8064 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 45.633469][ T23] audit: type=1800 audit(1575352474.709:28): pid=8064 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. [ 46.132455][ T23] audit: type=1800 audit(1575352475.309:29): pid=8064 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 '10.128.10.33' (ECDSA) to the list of known hosts. 2019/12/03 05:54:46 fuzzer started 2019/12/03 05:54:47 dialing manager at 10.128.0.26:38907 2019/12/03 05:54:48 syscalls: 2697 2019/12/03 05:54:48 code coverage: enabled 2019/12/03 05:54:48 comparison tracing: enabled 2019/12/03 05:54:48 extra coverage: extra coverage is not supported by the kernel 2019/12/03 05:54:48 setuid sandbox: enabled 2019/12/03 05:54:48 namespace sandbox: enabled 2019/12/03 05:54:48 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 05:54:48 fault injection: enabled 2019/12/03 05:54:48 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 05:54:48 net packet injection: enabled 2019/12/03 05:54:48 net device setup: enabled 2019/12/03 05:54:48 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 05:54:48 devlink PCI setup: PCI device 0000:00:10.0 is not available 05:54:48 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000080)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DAEMON(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_DAEMON={0x3c, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'netdevsim0\x00'}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast2={0x0}}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8}, @IPVS_DAEMON_ATTR_STATE={0x8}]}]}, 0x50}}, 0x0) 05:54:49 executing program 1: unshare(0x400) r0 = openat$null(0xffffffffffffff9c, &(0x7f0000000040)='/dev/null\x00', 0x0, 0x0) getpeername$inet6(r0, 0x0, 0x0) syzkaller login: [ 59.985012][ T8229] IPVS: ftp: loaded support on port[0] = 21 05:54:49 executing program 2: bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000040)={0xffffffffffffffff}, 0xc) ioctl$TUNSETSTEERINGEBPF(0xffffffffffffffff, 0x800454e0, 0x0) bpf$BPF_PROG_DETACH(0x9, 0x0, 0x0) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000000000)={0x2, 0x70, 0x67, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000180)='cpu\t&-6\n\x00\xff\x00\xdc.\xdf\xbbk\xad\x1b\xf3\xf6_|S\x93>\xb4\x15#b\x91\xec\xf2\x12\xbb\xd0\xcd0\xa4\xda\xa8\xe1o+\xbd}EV\xba0\xae\xee(4\xe4\x8d\x17\b\xa7\xb04G\xc28\xfb\x19\x94\xdf\x11JE\x02\x98Pm\x0f(\x98\xff\x05[\xd9\xad|\xa3\xc9Y~\xf4\xf7\xf9F\x9c\xf0\x83H\xb5\x17\xdeM\x802\x1f\xa6\x8a\x89\x1c') ioctl$PERF_EVENT_IOC_RESET(r0, 0x2403, 0x8000) socket$kcm(0x2, 0x0, 0x0) setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x3e, 0x0, 0x0) bpf$MAP_DELETE_ELEM(0x3, 0x0, 0x0) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) socket$kcm(0x29, 0x1, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) socket$kcm(0x29, 0x6, 0x0) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$TUNDETACHFILTER(0xffffffffffffffff, 0x401054d6, 0x0) [ 60.156003][ T8229] chnl_net:caif_netlink_parms(): no params data found [ 60.190998][ T8232] IPVS: ftp: loaded support on port[0] = 21 [ 60.268416][ T8229] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.276096][ T8229] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.299133][ T8229] device bridge_slave_0 entered promiscuous mode [ 60.310833][ T8229] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.319493][ T8229] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.327870][ T8229] device bridge_slave_1 entered promiscuous mode [ 60.357092][ T8234] IPVS: ftp: loaded support on port[0] = 21 [ 60.379904][ T8229] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.413007][ T8229] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 05:54:49 executing program 3: r0 = syz_open_dev$binderN(&(0x7f0000000080)='/dev/binder#\x00', 0x0, 0x0) ioctl$BINDER_SET_CONTEXT_MGR(r0, 0x40046207, 0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000040)={0x4, 0x0, &(0x7f0000000000)=[@enter_looper], 0x0, 0x0, 0x0}) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f00000003c0)={0x28, 0x0, &(0x7f0000000400)=[@increfs, @request_death, @clear_death], 0x0, 0x0, 0x0}) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f00000002c0)={0x44, 0x0, &(0x7f0000000180)=[@reply={0x40406301, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}], 0x1, 0x0, &(0x7f0000000200)='6'}) [ 60.484813][ T8232] chnl_net:caif_netlink_parms(): no params data found [ 60.496695][ T8229] team0: Port device team_slave_0 added [ 60.514303][ T8229] team0: Port device team_slave_1 added 05:54:49 executing program 4: syz_open_procfs(0x0, &(0x7f00004c6f8b)='mounts\x00') perf_event_open(&(0x7f0000000440)={0x0, 0x70, 0xb8, 0x2, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(0xffffffffffffffff, 0x2405, r0) r1 = syz_open_procfs(0x0, &(0x7f0000000000)='map_files\x00') getdents64(r1, &(0x7f00000004c0)=""/4087, 0xff7) read$eventfd(0xffffffffffffffff, &(0x7f0000000040), 0xfffffffffffffffc) [ 60.649193][ T8229] device hsr_slave_0 entered promiscuous mode [ 60.687858][ T8229] device hsr_slave_1 entered promiscuous mode [ 60.794351][ T8237] IPVS: ftp: loaded support on port[0] = 21 [ 60.848822][ T8232] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.855916][ T8232] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.864012][ T8232] device bridge_slave_0 entered promiscuous mode [ 60.874430][ T8232] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.881604][ T8232] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.889360][ T8232] device bridge_slave_1 entered promiscuous mode [ 60.932345][ T8232] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.945469][ T8232] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.960476][ T8234] chnl_net:caif_netlink_parms(): no params data found [ 60.981884][ T8240] IPVS: ftp: loaded support on port[0] = 21 [ 61.002881][ T8229] netdevsim netdevsim0 netdevsim0: renamed from eth0 05:54:50 executing program 5: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x3, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x61, 0x10, 0x98}, [@ldst={0x6, 0x0, 0x6}]}, &(0x7f0000003ff6)='G\x00', 0x4, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x366, 0x10, &(0x7f0000000000), 0x1dd}, 0x48) [ 61.084328][ T8229] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 61.133437][ T8232] team0: Port device team_slave_0 added [ 61.143684][ T8232] team0: Port device team_slave_1 added [ 61.167939][ T8229] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 61.221508][ T8229] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 61.310048][ T8237] chnl_net:caif_netlink_parms(): no params data found [ 61.347031][ T8242] IPVS: ftp: loaded support on port[0] = 21 [ 61.400043][ T8232] device hsr_slave_0 entered promiscuous mode [ 61.457607][ T8232] device hsr_slave_1 entered promiscuous mode [ 61.497382][ T8232] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.529452][ T8234] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.536606][ T8234] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.546252][ T8234] device bridge_slave_0 entered promiscuous mode [ 61.556007][ T8234] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.563237][ T8234] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.571092][ T8234] device bridge_slave_1 entered promiscuous mode [ 61.582043][ T8237] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.590339][ T8237] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.598121][ T8237] device bridge_slave_0 entered promiscuous mode [ 61.606963][ T8237] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.614265][ T8237] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.622223][ T8237] device bridge_slave_1 entered promiscuous mode [ 61.654922][ T8234] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.683614][ T8234] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.694289][ T8237] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.705399][ T8237] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.749410][ T8237] team0: Port device team_slave_0 added [ 61.757666][ T8237] team0: Port device team_slave_1 added [ 61.763599][ T8232] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 61.788991][ T8232] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 61.830831][ T8232] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 61.890491][ T8234] team0: Port device team_slave_0 added [ 61.896333][ T8232] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 61.989101][ T8237] device hsr_slave_0 entered promiscuous mode [ 62.038378][ T8237] device hsr_slave_1 entered promiscuous mode [ 62.097373][ T8237] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.108256][ T8234] team0: Port device team_slave_1 added [ 62.174614][ T8240] chnl_net:caif_netlink_parms(): no params data found [ 62.228905][ T8234] device hsr_slave_0 entered promiscuous mode [ 62.278234][ T8234] device hsr_slave_1 entered promiscuous mode [ 62.317478][ T8234] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.416083][ T8240] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.423336][ T8240] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.431617][ T8240] device bridge_slave_0 entered promiscuous mode [ 62.444217][ T8240] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.451725][ T8240] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.460217][ T8240] device bridge_slave_1 entered promiscuous mode [ 62.470132][ T8242] chnl_net:caif_netlink_parms(): no params data found [ 62.492613][ T8237] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 62.549570][ T8237] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 62.592913][ T8237] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 62.672899][ T8237] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 62.722773][ T8234] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 62.769862][ T8234] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 62.823999][ T8234] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 62.884309][ T8242] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.891968][ T8242] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.900050][ T8242] device bridge_slave_0 entered promiscuous mode [ 62.913883][ T8242] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.921468][ T8242] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.930544][ T8242] device bridge_slave_1 entered promiscuous mode [ 62.949681][ T8240] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.960403][ T8234] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 63.029142][ T8242] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.040275][ T8242] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.051633][ T8240] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.083855][ T8242] team0: Port device team_slave_0 added [ 63.092362][ T8229] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.106505][ T8240] team0: Port device team_slave_0 added [ 63.119729][ T8242] team0: Port device team_slave_1 added [ 63.128293][ T8240] team0: Port device team_slave_1 added [ 63.191091][ T8242] device hsr_slave_0 entered promiscuous mode [ 63.248399][ T8242] device hsr_slave_1 entered promiscuous mode [ 63.277419][ T8242] debugfs: Directory 'hsr0' with parent '/' already present! [ 63.320123][ T8240] device hsr_slave_0 entered promiscuous mode [ 63.357610][ T8240] device hsr_slave_1 entered promiscuous mode [ 63.407556][ T8240] debugfs: Directory 'hsr0' with parent '/' already present! [ 63.432729][ T8229] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.451025][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.459744][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.488708][ T8232] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.521132][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.530197][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.539653][ T3008] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.546919][ T3008] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.555411][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.572395][ T8240] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 63.619378][ T8240] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 63.667218][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.680460][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.688933][ T3008] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.696107][ T3008] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.704156][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.719833][ T8240] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 63.765136][ T8232] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.772104][ T8242] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 63.800430][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.809732][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.817922][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.827510][ T8240] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 63.880745][ T8237] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.894509][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.903343][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.912031][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.919296][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.926952][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.936061][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.944791][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.951865][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.959726][ T8242] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 64.009522][ T8242] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 64.049040][ T8242] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 64.108911][ T8243] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.124187][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.132924][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.141823][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.151216][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.159694][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.168824][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.179757][ T8234] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.207770][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.215485][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.224775][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.233587][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.256876][ T8229] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.267662][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.276295][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.286464][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.295613][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.304443][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.313161][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.320978][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.328790][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.337010][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.345587][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.357127][ T8237] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.383443][ T8234] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.393343][ T8232] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 64.405043][ T8232] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.421350][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.430437][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.439619][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.448473][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.468099][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.475547][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.483550][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.492318][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.501409][ T3008] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.508504][ T3008] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.517948][ T8243] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.529767][ T8243] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.538379][ T8243] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.546639][ T8243] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.553726][ T8243] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.561984][ T8243] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.578765][ T8232] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.600154][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.617873][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.626187][ T3008] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.633313][ T3008] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.643470][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.665731][ T8240] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.681403][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.691190][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.700545][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.707639][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.716201][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.724832][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.732476][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.740092][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.755020][ T8240] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.784136][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.800754][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.808986][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.818342][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.838014][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.846352][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.860974][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.871474][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.883407][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.893579][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.905398][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.921428][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 169.817137][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 169.824131][ C0] (detected by 0, t=10502 jiffies, g=6517, q=70) [ 169.830530][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10501 (4294954115-4294943614), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 169.843870][ C0] syz-executor.1 R running task 31224 8252 8232 0x0000400e [ 169.851762][ C0] Call Trace: [ 169.855032][ C0] [ 169.857901][ C0] sched_show_task+0x40f/0x560 [ 169.862663][ C0] rcu_sched_clock_irq+0x1861/0x1ad0 [ 169.867941][ C0] update_process_times+0x12d/0x180 [ 169.873127][ C0] tick_sched_timer+0x263/0x420 [ 169.877965][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 169.883493][ C0] __hrtimer_run_queues+0x403/0x840 [ 169.888690][ C0] hrtimer_interrupt+0x38c/0xda0 [ 169.893639][ C0] ? debug_smp_processor_id+0x9/0x20 [ 169.898912][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 169.904441][ C0] apic_timer_interrupt+0xf/0x20 [ 169.909359][ C0] [ 169.912289][ C0] RIP: 0010:__memcg_kmem_uncharge+0x215/0x2e0 [ 169.918351][ C0] Code: 48 c7 c7 98 4b 0d 89 e8 59 97 00 00 bf 01 00 00 00 e8 2f e3 9b ff 65 8b 05 d4 fd 4a 7e 85 c0 74 53 48 83 c4 08 5b 41 5c 41 5d <41> 5e 41 5f 5d c3 49 8d 5f 10 48 89 df be 08 00 00 00 e8 04 c1 fa [ 169.938086][ C0] RSP: 0018:ffffc900024c7e20 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 169.946509][ C0] RAX: 0000000000000001 RBX: ffffea000254b240 RCX: 0000000000000000 [ 169.954589][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea000254b240 [ 169.962558][ C0] RBP: ffffc900024c7e30 R08: dffffc0000000000 R09: fffffbfff1287025 [ 169.970528][ C0] R10: fffffbfff1287025 R11: 0000000000000000 R12: ffff888089446b20 [ 169.978489][ C0] R13: dffffc0000000000 R14: ffffea000254b278 R15: 0000000000000000 [ 169.986518][ C0] free_thread_stack+0x12e/0x590 [ 169.991446][ C0] put_task_stack+0xa3/0x130 [ 169.996025][ C0] finish_task_switch+0x3f1/0x550 [ 170.001131][ C0] schedule_tail+0x20/0x1a0 [ 170.005799][ C0] ret_from_fork+0x8/0x30 [ 170.010124][ C0] RIP: 0033:0x45d049 [ 170.014011][ C0] Code: ff 48 85 f6 0f 84 d7 8c fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c ae 8c fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 [ 170.033599][ C0] RSP: 002b:00007f135df88db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 170.041997][ C0] RAX: 0000000000000000 RBX: 00007f135df89700 RCX: 000000000045d049 [ 170.049957][ C0] RDX: 00007f135df899d0 RSI: 00007f135df88db0 RDI: 00000000003d0f00 [ 170.057923][ C0] RBP: 00007ffce84e59d0 R08: 00007f135df89700 R09: 00007f135df89700 [ 170.065879][ C0] R10: 00007f135df899d0 R11: 0000000000000202 R12: 0000000000000000 [ 170.073845][ C0] R13: 00007ffce84e586f R14: 00007f135df899c0 R15: 000000000075bfd4 [ 170.082126][ C0] rcu: rcu_preempt kthread starved for 10526 jiffies! g6517 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 170.093217][ C0] rcu: RCU grace-period kthread stack dump: [ 170.099097][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 170.107245][ C0] Call Trace: [ 170.110530][ C0] __schedule+0x9a0/0xcc0 [ 170.114855][ C0] schedule+0x181/0x210 [ 170.118998][ C0] schedule_timeout+0x14f/0x240 [ 170.124018][ C0] ? run_local_timers+0x120/0x120 [ 170.129041][ C0] rcu_gp_kthread+0xed8/0x1770 [ 170.133799][ C0] kthread+0x332/0x350 [ 170.137855][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 170.142952][ C0] ? kthread_blkcg+0xe0/0xe0 [ 170.147533][ C0] ret_from_fork+0x24/0x30