[ 42.201152][ T23] audit: type=1800 audit(1575465309.735:27): pid=8003 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.250783][ T23] audit: type=1800 audit(1575465309.735:28): pid=8003 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. [ 43.026927][ T23] audit: type=1800 audit(1575465310.595:29): pid=8003 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 43.046278][ T23] audit: type=1800 audit(1575465310.595:30): pid=8003 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 '10.128.1.35' (ECDSA) to the list of known hosts. 2019/12/04 13:15:20 fuzzer started 2019/12/04 13:15:22 dialing manager at 10.128.0.26:36481 2019/12/04 13:15:22 syscalls: 2691 2019/12/04 13:15:22 code coverage: enabled 2019/12/04 13:15:22 comparison tracing: enabled 2019/12/04 13:15:22 extra coverage: extra coverage is not supported by the kernel 2019/12/04 13:15:22 setuid sandbox: enabled 2019/12/04 13:15:22 namespace sandbox: enabled 2019/12/04 13:15:22 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 13:15:22 fault injection: enabled 2019/12/04 13:15:22 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 13:15:22 net packet injection: enabled 2019/12/04 13:15:22 net device setup: enabled 2019/12/04 13:15:22 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 13:15:22 devlink PCI setup: PCI device 0000:00:10.0 is not available 13:15:23 executing program 0: r0 = socket(0x10, 0x80002, 0x0) socketpair$unix(0x1, 0x8000000000001, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000002880)=ANY=[@ANYBLOB="28000000320001f4ffffffffffffff00000000f3140001001000010008000100627062894bccfe4ccf68f118660008000000b5fca02912e09aa9b85651a9d4ef625ed933a1dc8bb20860019416a2a11610e1721d30f4294d2ba8c153a3e729cd7f8f046dfd45ace191c6d11e5679588060b1f611990d4cff7f0000000000003deafb6df0dd95473fb0149ee254d86ee28ac288fc0c"], 0x28}}, 0x0) sendmmsg$alg(r0, &(0x7f0000000140), 0x4924924924924f0, 0x0) 13:15:23 executing program 1: r0 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x4, 0x1081) pwritev(r0, &(0x7f0000000400)=[{&(0x7f00000000c0)="f899affb0d8069fbc729d23a", 0xc}, {&(0x7f0000000200)="c71222d77037d8653dac76eb1a2ed16d3479f85cfc9c5b884a754aaecd78316dceee21e85b74b0d75bacfabc52ee94b2720ce618ef72086d05302c54270da0c5ccf2a9f4096e9d96f79af4fe5b74ec3e9bb7ece66fdbfdebf0a0bbd851f8d41830fc19f9e329b4199c85580ba9ef9926ab42f46ff0432fc63903bae23c5df1374339f209db33fd84ec431d2170ef4db2fc6ba5c2d00f03277c6c780b2cc26cdaed567978640539e78034bbeeb72fd196390df7ce11dcc96ff1e570c5d11e7a0b55ee62bf2c3402fe39bef9bdb698", 0xce}, {&(0x7f0000000300)="83550c6d257e5b4786b9d48d53f643daa37ae095e51f7010658ac0f564d3cb2f5e6c1f14054cae76c63ab528172a8069b870c53081aea03ff97f5b3c80fdaad057af192c833eb209cc77933d857f63a355b73a652a8207a735832adc8da664a4d30836", 0x63}, {&(0x7f0000000140)='G', 0x1}], 0x4, 0x6) syzkaller login: [ 55.648396][ T8168] IPVS: ftp: loaded support on port[0] = 21 [ 55.793612][ T8168] chnl_net:caif_netlink_parms(): no params data found [ 55.819121][ T8171] IPVS: ftp: loaded support on port[0] = 21 [ 55.883044][ T8168] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.900455][ T8168] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.908614][ T8168] device bridge_slave_0 entered promiscuous mode [ 55.932486][ T8168] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.939939][ T8168] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.948038][ T8168] device bridge_slave_1 entered promiscuous mode [ 55.972420][ T8168] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 13:15:23 executing program 2: syz_mount_image$vfat(&(0x7f0000000540)='vfat\x00', &(0x7f00000002c0)='./file0\x00', 0x800000000e004, 0x1, &(0x7f0000000140)=[{&(0x7f0000010000)="ebb0000000000000006105000000010002000270fff8", 0x16}], 0x0, 0x0) [ 55.983583][ T8168] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.032237][ T8168] team0: Port device team_slave_0 added [ 56.051807][ T8168] team0: Port device team_slave_1 added 13:15:23 executing program 3: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ion\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(r0, 0xc0184900, &(0x7f0000000040)={0xa925, 0x1}) [ 56.202743][ T8168] device hsr_slave_0 entered promiscuous mode [ 56.280333][ T8168] device hsr_slave_1 entered promiscuous mode [ 56.339369][ T8175] IPVS: ftp: loaded support on port[0] = 21 13:15:23 executing program 4: r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000000100)="d800000018008105e00f80ecdb4cb904021d65ef0b007c05e8fe55a125000500ac14142603000e1205007c000000812fa8000800a4001000e558f030035c3b61c1d67f6f94000600cf6efb8000a007a290457f0189b316277ce06bbace8017cbec4c2ee5a7cef4090000001fb791643a5ee4ce1b14d6d930dfe1d9d322fe7c9f8775730d16a4683e4f6d0200003f5aeb4edbb57a5025ccca9e00360db798262f3d40fad95667e04adcdf634c1f215ce3bb9ad809d5e1cace81ed0b7fece0b42a9ecbee5de6ccd40dd6e4edef3d93452a92954b43370e9703", 0xd8}], 0x1}, 0x0) [ 56.384885][ T8171] chnl_net:caif_netlink_parms(): no params data found [ 56.396489][ T8177] IPVS: ftp: loaded support on port[0] = 21 [ 56.481926][ T8168] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.532232][ T8168] netdevsim netdevsim0 netdevsim1: renamed from eth1 13:15:24 executing program 5: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) getsockopt$IPT_SO_GET_ENTRIES(r0, 0x0, 0x41, &(0x7f0000000080)={'security\x00', 0x0, "a276d3d6"}, &(0x7f0000000040)=0x28) [ 56.591437][ T8168] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.675120][ T8168] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.745266][ T8171] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.752679][ T8171] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.761446][ T8171] device bridge_slave_0 entered promiscuous mode [ 56.775323][ T8179] IPVS: ftp: loaded support on port[0] = 21 [ 56.795487][ T8168] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.802988][ T8168] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.803551][ T8168] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.818900][ T8168] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.832103][ T8171] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.833459][ T8181] IPVS: ftp: loaded support on port[0] = 21 [ 56.841092][ T8171] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.855355][ T8171] device bridge_slave_1 entered promiscuous mode [ 56.882380][ T8182] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.890977][ T8182] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.937434][ T8171] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.953396][ T8177] chnl_net:caif_netlink_parms(): no params data found [ 56.978167][ T8171] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.025406][ T8171] team0: Port device team_slave_0 added [ 57.048655][ T8171] team0: Port device team_slave_1 added [ 57.064274][ T8177] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.072384][ T8177] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.080488][ T8177] device bridge_slave_0 entered promiscuous mode [ 57.090627][ T8177] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.097826][ T8177] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.105484][ T8177] device bridge_slave_1 entered promiscuous mode [ 57.125193][ T8177] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.136260][ T8177] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.161721][ T8177] team0: Port device team_slave_0 added [ 57.186572][ T8175] chnl_net:caif_netlink_parms(): no params data found [ 57.200375][ T8177] team0: Port device team_slave_1 added [ 57.263235][ T8171] device hsr_slave_0 entered promiscuous mode [ 57.320436][ T8171] device hsr_slave_1 entered promiscuous mode [ 57.360221][ T8171] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.402927][ T8179] chnl_net:caif_netlink_parms(): no params data found [ 57.426952][ T8175] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.437505][ T8175] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.445398][ T8175] device bridge_slave_0 entered promiscuous mode [ 57.457596][ T8175] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.465027][ T8175] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.472889][ T8175] device bridge_slave_1 entered promiscuous mode [ 57.552698][ T8177] device hsr_slave_0 entered promiscuous mode [ 57.590794][ T8177] device hsr_slave_1 entered promiscuous mode [ 57.630294][ T8177] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.676946][ T8171] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.724311][ T8171] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.795125][ T8171] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.863026][ T8171] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.947929][ T8181] chnl_net:caif_netlink_parms(): no params data found [ 57.979086][ T8175] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.996555][ T8179] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.004170][ T8179] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.012574][ T8179] device bridge_slave_0 entered promiscuous mode [ 58.032013][ T8175] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.049655][ T8168] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.057299][ T8179] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.068705][ T8179] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.076819][ T8179] device bridge_slave_1 entered promiscuous mode [ 58.098475][ T8181] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.106603][ T8181] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.114483][ T8181] device bridge_slave_0 entered promiscuous mode [ 58.122789][ T8181] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.129847][ T8181] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.137662][ T8181] device bridge_slave_1 entered promiscuous mode [ 58.159872][ T8175] team0: Port device team_slave_0 added [ 58.183510][ T8179] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.194749][ T8179] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.205368][ T8177] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.253089][ T8175] team0: Port device team_slave_1 added [ 58.259086][ T8177] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.305133][ T8181] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.318577][ T8181] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.341190][ T8179] team0: Port device team_slave_0 added [ 58.348073][ T8179] team0: Port device team_slave_1 added [ 58.353909][ T8177] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.405271][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.413676][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.424988][ T8168] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.457414][ T8177] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.495083][ T8182] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.505514][ T8182] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.514071][ T8182] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.521162][ T8182] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.562670][ T8179] device hsr_slave_0 entered promiscuous mode [ 58.600754][ T8179] device hsr_slave_1 entered promiscuous mode [ 58.652782][ T8179] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.701900][ T8175] device hsr_slave_0 entered promiscuous mode [ 58.740633][ T8175] device hsr_slave_1 entered promiscuous mode [ 58.800110][ T8175] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.821328][ T8181] team0: Port device team_slave_0 added [ 58.850544][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.859070][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.868419][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.875545][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.883567][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.892336][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.927905][ T8175] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.962694][ T8181] team0: Port device team_slave_1 added [ 58.968538][ T8175] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.041404][ T8188] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.050268][ T8188] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.058728][ T8188] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.067580][ T8175] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.138839][ T8171] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.152770][ T8179] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 59.206998][ T8175] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.332032][ T8181] device hsr_slave_0 entered promiscuous mode [ 59.370407][ T8181] device hsr_slave_1 entered promiscuous mode [ 59.410189][ T8181] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.417794][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.427457][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.435975][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.444522][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.453636][ T8179] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 59.525239][ T8168] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.536574][ T8168] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.565674][ T8179] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 59.592467][ T8188] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.601428][ T8188] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.617281][ T8171] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.634292][ T8179] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 59.684182][ T8177] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.692213][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.701044][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.709614][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.720711][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.729030][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.736126][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.745220][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.782797][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.795531][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.807500][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.814606][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.823189][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.831843][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.840439][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.848794][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.857142][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.865340][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.873454][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.882205][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.893217][ T8177] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.911931][ T8181] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 59.965852][ T8181] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.015148][ T2731] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.024704][ T2731] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.032682][ T2731] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.044882][ T8168] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.057907][ T8181] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 60.113002][ T2731] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.121939][ T2731] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.130525][ T2731] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.137555][ T2731] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.145665][ T2731] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.153927][ T2731] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.162867][ T2731] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.180097][ T8171] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.192433][ T8171] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.212424][ T8181] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 60.240554][ T8175] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.248019][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.256796][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.268859][ T48] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.276035][ T48] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.283879][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.292468][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.300911][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.309055][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.317274][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.326323][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.358439][ T8177] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.368961][ T8177] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.404607][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.413418][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.422315][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.437145][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.445659][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.459455][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.467840][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.489032][ T8179] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.521868][ T8179] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.565222][ T8179] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.579487][ T8179] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.620503][ T8179] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 165.409962][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 165.416768][ C0] rcu: 0-...!: (10499 ticks this GP) idle=5de/1/0x4000000000000002 softirq=10380/10380 fqs=10 [ 165.427352][ C0] (t=10501 jiffies g=6341 q=403) [ 165.432364][ C0] rcu: rcu_preempt kthread starved for 10480 jiffies! g6341 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 165.443554][ C0] rcu: RCU grace-period kthread stack dump: [ 165.449430][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 165.457315][ C0] Call Trace: [ 165.460614][ C0] __schedule+0x9a0/0xcc0 [ 165.464958][ C0] schedule+0x181/0x210 [ 165.469103][ C0] schedule_timeout+0x14f/0x240 [ 165.473953][ C0] ? run_local_timers+0x120/0x120 [ 165.478984][ C0] rcu_gp_kthread+0xed8/0x1770 [ 165.483767][ C0] kthread+0x332/0x350 [ 165.487834][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 165.492945][ C0] ? kthread_blkcg+0xe0/0xe0 [ 165.497536][ C0] ret_from_fork+0x24/0x30 [ 165.501968][ C0] NMI backtrace for cpu 0 [ 165.506282][ C0] CPU: 0 PID: 8168 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 165.514498][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.524678][ C0] Call Trace: [ 165.527956][ C0] [ 165.530815][ C0] dump_stack+0x1fb/0x318 [ 165.535148][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 165.539999][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 165.546166][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 165.552381][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 165.558387][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 165.564301][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 165.569434][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 165.574645][ C0] ? trace_hardirqs_off+0x74/0x80 [ 165.579678][ C0] update_process_times+0x12d/0x180 [ 165.584873][ C0] tick_sched_timer+0x263/0x420 [ 165.589749][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 165.595309][ C0] __hrtimer_run_queues+0x403/0x840 [ 165.600536][ C0] hrtimer_interrupt+0x38c/0xda0 [ 165.605522][ C0] ? debug_smp_processor_id+0x9/0x20 [ 165.610812][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 165.616362][ C0] apic_timer_interrupt+0xf/0x20 [ 165.621281][ C0] [ 165.624208][ C0] RIP: 0010:free_thread_stack+0x151/0x590 [ 165.629910][ C0] Code: 31 f6 e8 a2 a1 6e 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 43 a0 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 25 a0 69 00 48 8b 3b be fc ff ff ff e8 28 04 00 [ 165.649521][ C0] RSP: 0018:ffffc9000206f8b8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 165.657925][ C0] RAX: 1ffff1101228fb91 RBX: ffff88809147dc88 RCX: 0000000000000000 [ 165.665881][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00029403c0 [ 165.673836][ C0] RBP: ffffc9000206f8f0 R08: 000000000003a728 R09: ffffed10132a529f [ 165.681814][ C0] R10: ffffed10132a529f R11: 0000000000000000 R12: ffff88809147dd20 [ 165.689789][ C0] R13: dffffc0000000000 R14: 1ffff1101228fba4 R15: ffff8880995294e8 [ 165.697798][ C0] ? free_thread_stack+0x12e/0x590 [ 165.702914][ C0] put_task_stack+0xa3/0x130 [ 165.707506][ C0] finish_task_switch+0x3f1/0x550 [ 165.712543][ C0] __schedule+0x9a8/0xcc0 [ 165.716895][ C0] ? ___preempt_schedule_notrace+0x16/0x27 [ 165.722730][ C0] preempt_schedule_notrace+0xdb/0x120 [ 165.731268][ C0] ___preempt_schedule_notrace+0x16/0x27 [ 165.736911][ C0] ? rcu_is_watching+0x57/0xa0 [ 165.741683][ C0] rcu_is_watching+0x82/0xa0 [ 165.746282][ C0] memcg_kmem_get_cache+0x2e8/0x570 [ 165.751478][ C0] ? __should_failslab+0x11a/0x160 [ 165.756707][ C0] ? dup_mmap+0x587/0xe00 [ 165.761050][ C0] kmem_cache_alloc+0x86/0x2e0 [ 165.765831][ C0] dup_mmap+0x587/0xe00 [ 165.770013][ C0] dup_mm+0x9e/0x340 [ 165.773921][ C0] copy_process+0x1e49/0x5510 [ 165.778627][ C0] _do_fork+0x13e/0x660 [ 165.782785][ C0] ? check_preemption_disabled+0xb4/0x260 [ 165.788503][ C0] ? debug_smp_processor_id+0x9/0x20 [ 165.793795][ C0] ? debug_smp_processor_id+0x1c/0x20 [ 165.799173][ C0] __x64_sys_clone+0x20b/0x250 [ 165.803950][ C0] do_syscall_64+0xf7/0x1c0 [ 165.808456][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.814348][ C0] RIP: 0033:0x458c4a [ 165.818228][ C0] Code: f7 d8 64 89 04 25 d4 02 00 00 64 4c 8b 0c 25 10 00 00 00 31 d2 4d 8d 91 d0 02 00 00 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 f5 00 00 00 85 c0 41 89 c5 0f 85 fc 00 00 [ 165.837820][ C0] RSP: 002b:00007ffea164a480 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 165.846215][ C0] RAX: ffffffffffffffda RBX: 00007ffea164a480 RCX: 0000000000458c4a [ 165.854176][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 165.862134][ C0] RBP: 00007ffea164a4c0 R08: 0000000000000001 R09: 0000000001363940 [ 165.870090][ C0] R10: 0000000001363c10 R11: 0000000000000246 R12: 0000000000000001 [ 165.878045][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffea164a510