[ 43.550915][ T23] audit: type=1800 audit(1578447975.538:27): pid=8159 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 43.603334][ T23] audit: type=1800 audit(1578447975.538:28): pid=8159 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. [ 44.249882][ T23] audit: type=1800 audit(1578447976.308:29): pid=8159 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 44.269425][ T23] audit: type=1800 audit(1578447976.308:30): pid=8159 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.3' (ECDSA) to the list of known hosts. 2020/01/08 01:46:26 fuzzer started 2020/01/08 01:46:28 dialing manager at 10.128.0.26:35703 2020/01/08 01:46:28 syscalls: 2824 2020/01/08 01:46:28 code coverage: enabled 2020/01/08 01:46:28 comparison tracing: enabled 2020/01/08 01:46:28 extra coverage: enabled 2020/01/08 01:46:28 setuid sandbox: enabled 2020/01/08 01:46:28 namespace sandbox: enabled 2020/01/08 01:46:28 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 01:46:28 fault injection: enabled 2020/01/08 01:46:28 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 01:46:28 net packet injection: enabled 2020/01/08 01:46:28 net device setup: enabled 2020/01/08 01:46:28 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 01:46:28 devlink PCI setup: PCI device 0000:00:10.0 is not available 01:46:29 executing program 0: r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ppp\x00', 0x0, 0x0) ioctl$PPPIOCNEWUNIT(r0, 0xc004743e, &(0x7f0000000080)) ioctl$PPPIOCSNPMODE(r0, 0x4008744b, &(0x7f0000000000)={0x21}) 01:46:30 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f0000000280)={0x12, 0x8, 0x4, 0x400, 0x0, 0x1}, 0x3c) bpf$MAP_CREATE(0x2, &(0x7f0000003000)={0x3, 0x0, 0x77fffb, 0x0, 0x10020000000, 0x0}, 0x2c) syzkaller login: [ 57.954567][ T8325] IPVS: ftp: loaded support on port[0] = 21 [ 58.115447][ T8325] chnl_net:caif_netlink_parms(): no params data found [ 58.132784][ T8328] IPVS: ftp: loaded support on port[0] = 21 [ 58.183788][ T8325] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.191438][ T8325] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.199328][ T8325] device bridge_slave_0 entered promiscuous mode [ 58.219170][ T8325] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.226252][ T8325] bridge0: port 2(bridge_slave_1) entered disabled state 01:46:30 executing program 2: r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f0000000100)) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000000080)={'\x00', 0x22000000c0ffffff}) [ 58.234356][ T8325] device bridge_slave_1 entered promiscuous mode [ 58.280974][ T8325] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.293466][ T8325] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.324972][ T8325] team0: Port device team_slave_0 added [ 58.338089][ T8325] team0: Port device team_slave_1 added [ 58.420861][ T8325] device hsr_slave_0 entered promiscuous mode [ 58.467924][ T8325] device hsr_slave_1 entered promiscuous mode 01:46:30 executing program 3: r0 = syz_genetlink_get_family_id$ipvs(&(0x7f00000005c0)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DAEMON(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)={0x20, r0, 0x3d, 0x0, 0x0, {}, [@IPVS_CMD_ATTR_DAEMON={0xc, 0x3, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}]}]}, 0x20}}, 0x0) pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) socket$nl_generic(0x10, 0x3, 0x10) write$binfmt_misc(r2, &(0x7f0000000140)=ANY=[], 0xffd7) splice(r1, 0x0, r3, 0x0, 0x80000000, 0x0) [ 58.508611][ T8328] chnl_net:caif_netlink_parms(): no params data found [ 58.542540][ T8331] IPVS: ftp: loaded support on port[0] = 21 [ 58.651289][ T8328] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.688043][ T8328] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.695918][ T8328] device bridge_slave_0 entered promiscuous mode [ 58.720297][ T8328] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.727432][ T8328] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.734915][ T8328] device bridge_slave_1 entered promiscuous mode [ 58.765772][ T8333] IPVS: ftp: loaded support on port[0] = 21 [ 58.805517][ T8328] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 01:46:30 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=@newlink={0x44, 0x10, 0x501, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, @bond={{0xc, 0x1, 'bond\x00'}, {0x14, 0x2, [@IFLA_BOND_AD_LACP_RATE={0x8}, @IFLA_BOND_MODE={0x8, 0x14}]}}}]}, 0x44}}, 0x0) [ 58.844040][ T8328] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.859885][ T8325] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.879995][ T8325] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.974253][ T8325] netdevsim netdevsim0 netdevsim2: renamed from eth2 01:46:31 executing program 5: r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f0000003000)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0xc) r1 = socket$unix(0x1, 0x2, 0x0) connect$unix(r0, &(0x7f00000002c0)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) connect$unix(r1, &(0x7f0000000240)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) [ 59.063116][ T8325] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.117157][ T8328] team0: Port device team_slave_0 added [ 59.154080][ T8335] IPVS: ftp: loaded support on port[0] = 21 [ 59.192649][ T8328] team0: Port device team_slave_1 added [ 59.249882][ T8328] device hsr_slave_0 entered promiscuous mode [ 59.287759][ T8328] device hsr_slave_1 entered promiscuous mode [ 59.327527][ T8328] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.335314][ T8328] Cannot create hsr debugfs directory [ 59.364572][ T8338] IPVS: ftp: loaded support on port[0] = 21 [ 59.414201][ T8333] chnl_net:caif_netlink_parms(): no params data found [ 59.436491][ T8331] chnl_net:caif_netlink_parms(): no params data found [ 59.499814][ T8333] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.506886][ T8333] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.516602][ T8333] device bridge_slave_0 entered promiscuous mode [ 59.525646][ T8333] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.532833][ T8333] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.540610][ T8333] device bridge_slave_1 entered promiscuous mode [ 59.584155][ T8333] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.595068][ T8333] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.652161][ T8331] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.659678][ T8331] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.667216][ T8331] device bridge_slave_0 entered promiscuous mode [ 59.676381][ T8328] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.725637][ T8328] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.781109][ T8333] team0: Port device team_slave_0 added [ 59.786895][ T8328] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.830933][ T8328] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.879330][ T8331] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.886406][ T8331] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.895213][ T8331] device bridge_slave_1 entered promiscuous mode [ 59.918981][ T8333] team0: Port device team_slave_1 added [ 59.925792][ T8331] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.970930][ T8331] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.996620][ T8335] chnl_net:caif_netlink_parms(): no params data found [ 60.040291][ T8333] device hsr_slave_0 entered promiscuous mode [ 60.087777][ T8333] device hsr_slave_1 entered promiscuous mode [ 60.137466][ T8333] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.145048][ T8333] Cannot create hsr debugfs directory [ 60.158656][ T8338] chnl_net:caif_netlink_parms(): no params data found [ 60.181025][ T8331] team0: Port device team_slave_0 added [ 60.189292][ T8331] team0: Port device team_slave_1 added [ 60.235176][ T8335] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.243030][ T8335] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.250800][ T8335] device bridge_slave_0 entered promiscuous mode [ 60.286990][ T8335] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.294834][ T8335] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.303446][ T8335] device bridge_slave_1 entered promiscuous mode [ 60.370038][ T8331] device hsr_slave_0 entered promiscuous mode [ 60.407639][ T8331] device hsr_slave_1 entered promiscuous mode [ 60.457703][ T8331] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.465286][ T8331] Cannot create hsr debugfs directory [ 60.474216][ T8325] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.494913][ T8338] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.503582][ T8338] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.513460][ T8338] device bridge_slave_0 entered promiscuous mode [ 60.521733][ T8338] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.528980][ T8338] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.536448][ T8338] device bridge_slave_1 entered promiscuous mode [ 60.551634][ T8335] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.563180][ T8335] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.585049][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.593335][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.609035][ T8325] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.622955][ T8335] team0: Port device team_slave_0 added [ 60.644881][ T8328] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.658539][ T8335] team0: Port device team_slave_1 added [ 60.672835][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.681324][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.690076][ T2679] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.697191][ T2679] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.705462][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.715665][ T8338] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.732909][ T8328] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.758501][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.766056][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.775195][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.785081][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.794067][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.801179][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.809419][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.819388][ T8338] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.890959][ T8335] device hsr_slave_0 entered promiscuous mode [ 60.937710][ T8335] device hsr_slave_1 entered promiscuous mode [ 60.987957][ T8335] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.995632][ T8335] Cannot create hsr debugfs directory [ 61.011114][ T2670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.048450][ T8338] team0: Port device team_slave_0 added [ 61.056044][ T8338] team0: Port device team_slave_1 added [ 61.084414][ T8333] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.160320][ T8333] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.220754][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.229433][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.238153][ T2678] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.245198][ T2678] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.252764][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.263002][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.271456][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.279994][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.288676][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.296849][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.306701][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.314594][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.327521][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.336029][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.344724][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.351806][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.362216][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.370769][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.399543][ T8333] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.474496][ T8333] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 61.537100][ T8331] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 61.580311][ T8331] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 61.644319][ T8331] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.699881][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.708447][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.716527][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.725180][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.733588][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.752031][ T8325] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.810337][ T8338] device hsr_slave_0 entered promiscuous mode [ 61.858200][ T8338] device hsr_slave_1 entered promiscuous mode [ 61.897551][ T8338] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.897581][ T8338] Cannot create hsr debugfs directory [ 61.914130][ T8331] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 61.989773][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.999501][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.009154][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.017250][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.037051][ T8325] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.062603][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.071361][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.079091][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.092465][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.119847][ T8328] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.177794][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.186352][ T2678] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.205329][ T8328] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.228908][ T8335] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 62.259406][ T8335] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 62.310992][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.318571][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.336649][ T8333] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.352176][ T8335] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 62.391578][ T8335] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 62.461314][ T8338] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 62.499805][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.508485][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.516946][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.524664][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.554369][ T8333] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.562100][ T8338] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 62.580188][ T8338] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 62.645398][ T8328] device veth0_vlan entered promiscuous mode [ 62.662457][ T8325] device veth0_vlan entered promiscuous mode [ 62.672598][ T8338] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 62.730262][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.740296][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.748690][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.756675][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.764941][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.773599][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.782464][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.790016][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.801296][ T8331] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.816122][ T8328] device veth1_vlan entered promiscuous mode [ 62.838571][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.846269][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.854481][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.862415][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.870426][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.878135][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.887261][ T8325] device veth1_vlan entered promiscuous mode [ 62.904467][ T8331] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.931846][ T2670] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 62.945916][ T2670] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.955026][ T2670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.969893][ T2670] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.980808][ T2670] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.988022][ T2670] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.995676][ T2670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.004866][ T2670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.012766][ T2670] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.020461][ T2670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.057268][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 63.073791][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 63.093422][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.102098][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 63.116968][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.126102][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.141202][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.152644][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.164525][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.176440][ T2679] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.183652][ T2679] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.200592][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.212404][ T2679] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.223625][ T2679] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.230852][ T2679] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.290514][ T8338] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.314501][ T8338] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.369981][ T8338] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 63.385871][ T8338] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.427396][ T8338] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 168.107365][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 168.114554][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P8344 [ 168.122185][ C0] (detected by 0, t=10503 jiffies, g=6501, q=495) [ 168.128679][ C0] syz-executor.1 R running task 28336 8344 8328 0x0000400a [ 168.136587][ C0] Call Trace: [ 168.139862][ C0] [ 168.142713][ C0] sched_show_task+0x40f/0x560 [ 168.147474][ C0] rcu_sched_clock_irq+0x16b1/0x1ad0 [ 168.152779][ C0] update_process_times+0x12d/0x180 [ 168.157972][ C0] tick_sched_timer+0x263/0x420 [ 168.162814][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.168366][ C0] __hrtimer_run_queues+0x403/0x840 [ 168.173572][ C0] hrtimer_interrupt+0x38c/0xda0 [ 168.178515][ C0] ? debug_smp_processor_id+0x9/0x20 [ 168.183794][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 168.189329][ C0] apic_timer_interrupt+0xf/0x20 [ 168.194339][ C0] [ 168.197270][ C0] RIP: 0010:mod_memcg_page_state+0x6/0x190 [ 168.203417][ C0] Code: 60 00 eb 0c e8 eb 27 2e 00 eb 05 e8 e4 27 2e 00 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 44 00 00 55 48 89 e5 41 57 <41> 56 41 54 53 41 89 f6 48 89 fb e8 ba 27 2e 00 48 83 c3 38 48 89 [ 168.223011][ C0] RSP: 0018:ffffc90001fb74b8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.231434][ C0] RAX: 1ffff1100d321541 RBX: ffff88806990aa08 RCX: 0000000000000000 [ 168.239411][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0001a64680 [ 168.247381][ C0] RBP: ffffc90001fb74c0 R08: 000000000003a728 R09: ffffed1012650b01 [ 168.255342][ C0] R10: ffffed1012650b01 R11: 0000000000000000 R12: ffff88806990aaa0 [ 168.263317][ C0] R13: dffffc0000000000 R14: 1ffff1100d321554 R15: ffff8880932857f8 [ 168.271321][ C0] free_thread_stack+0x168/0x590 [ 168.276261][ C0] put_task_stack+0xa3/0x130 [ 168.280848][ C0] finish_task_switch+0x3f1/0x550 [ 168.285936][ C0] __schedule+0x9a8/0xcc0 [ 168.290290][ C0] ? ___preempt_schedule_notrace+0x16/0x27 [ 168.296103][ C0] preempt_schedule_notrace+0xdb/0x120 [ 168.301567][ C0] ___preempt_schedule_notrace+0x16/0x27 [ 168.307203][ C0] ? rcu_is_watching+0x57/0xa0 [ 168.311958][ C0] rcu_is_watching+0x82/0xa0 [ 168.316543][ C0] memcg_kmem_get_cache+0x2e8/0x570 [ 168.321734][ C0] ? __should_failslab+0x11a/0x160 [ 168.326841][ C0] ? proc_alloc_inode+0x1f/0xe0 [ 168.331685][ C0] kmem_cache_alloc+0x86/0x2e0 [ 168.336500][ C0] ? init_once+0x20/0x20 [ 168.340736][ C0] proc_alloc_inode+0x1f/0xe0 [ 168.345407][ C0] ? init_once+0x20/0x20 [ 168.349641][ C0] new_inode_pseudo+0x68/0x240 [ 168.354398][ C0] new_inode+0x28/0x1c0 [ 168.358545][ C0] proc_pid_make_inode+0x27/0x1d0 [ 168.363564][ C0] proc_pid_instantiate+0x4f/0x1a0 [ 168.368670][ C0] proc_pid_lookup+0x21f/0x300 [ 168.373426][ C0] proc_root_lookup+0x22/0x50 [ 168.378093][ C0] __lookup_slow+0x285/0x380 [ 168.382697][ C0] walk_component+0x2d2/0x5f0 [ 168.387402][ C0] ? inode_permission+0xe0/0x520 [ 168.392334][ C0] link_path_walk+0x75b/0x1410 [ 168.397101][ C0] path_openat+0x139/0x4240 [ 168.401637][ C0] ? __kasan_kmalloc+0x178/0x1b0 [ 168.406581][ C0] ? do_wp_page+0x5e4/0x16d0 [ 168.411165][ C0] ? __kasan_check_write+0x14/0x20 [ 168.416296][ C0] do_filp_open+0x192/0x3d0 [ 168.420794][ C0] ? noop_direct_IO+0x20/0x20 [ 168.425477][ C0] do_sys_open+0x29f/0x560 [ 168.429974][ C0] __x64_sys_open+0x87/0x90 [ 168.434475][ C0] do_syscall_64+0xf7/0x1c0 [ 168.438969][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.446685][ C0] RIP: 0033:0x414cc0 [ 168.450583][ C0] Code: 05 48 3d 01 f0 ff ff 0f 83 2d 19 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d ad 37 66 00 00 75 14 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff [ 168.470191][ C0] RSP: 002b:00007ffcb1c00568 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 168.478592][ C0] RAX: ffffffffffffffda RBX: 00007ffcb1c00594 RCX: 0000000000414cc0 [ 168.486555][ C0] RDX: 00007ffcb1c0059a RSI: 0000000000080001 RDI: 00000000004c0a49 [ 168.494632][ C0] RBP: 00007ffcb1c00590 R08: 0000000000000000 R09: 0000000000000004 [ 168.502599][ C0] R10: 0000000000000075 R11: 0000000000000246 R12: 00000000004c0a49 [ 168.510681][ C0] R13: 00007ffcb1c00ab0 R14: 0000000000000000 R15: 00007ffcb1c00ac0 [ 168.518685][ C0] rcu: rcu_preempt kthread starved for 10508 jiffies! g6501 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 168.529774][ C0] rcu: RCU grace-period kthread stack dump: [ 168.535658][ C0] rcu_preempt R running task 28984 10 2 0x80004000 [ 168.543560][ C0] Call Trace: [ 168.546849][ C0] __schedule+0x9a0/0xcc0 [ 168.551184][ C0] schedule+0x181/0x210 [ 168.555334][ C0] schedule_timeout+0x14f/0x240 [ 168.560228][ C0] ? run_local_timers+0x120/0x120 [ 168.565251][ C0] rcu_gp_kthread+0xed8/0x1770 [ 168.570028][ C0] kthread+0x332/0x350 [ 168.574082][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 168.579181][ C0] ? kthread_blkcg+0xe0/0xe0 [ 168.583759][ C0] ret_from_fork+0x24/0x30