[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. [ 54.938057][ T27] audit: type=1800 audit(1578450541.246:25): pid=8410 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 54.957024][ T27] audit: type=1800 audit(1578450541.256:26): pid=8410 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 55.002111][ T27] audit: type=1800 audit(1578450541.256:27): pid=8410 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.204' (ECDSA) to the list of known hosts. 2020/01/08 02:29:14 fuzzer started 2020/01/08 02:29:16 dialing manager at 10.128.0.26:35703 2020/01/08 02:29:16 syscalls: 2824 2020/01/08 02:29:16 code coverage: enabled 2020/01/08 02:29:16 comparison tracing: enabled 2020/01/08 02:29:16 extra coverage: enabled 2020/01/08 02:29:16 setuid sandbox: enabled 2020/01/08 02:29:16 namespace sandbox: enabled 2020/01/08 02:29:16 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 02:29:16 fault injection: enabled 2020/01/08 02:29:16 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 02:29:16 net packet injection: enabled 2020/01/08 02:29:16 net device setup: enabled 2020/01/08 02:29:16 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 02:29:16 devlink PCI setup: PCI device 0000:00:10.0 is not available 02:29:17 executing program 0: mkdir(&(0x7f0000000140)='./file0\x00', 0x0) mount(0x0, &(0x7f000000aff8)='./file0\x00', &(0x7f0000000000)='ramfs\x00', 0x0, 0x0) chdir(&(0x7f0000cd2ff8)='./file0\x00') r0 = open(&(0x7f00000000c0)='./bus\x00', 0x800000141042, 0x0) pwrite64(r0, &(0x7f0000000180)="89", 0x87fffac, 0x54) 02:29:17 executing program 1: r0 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_CAP_ACK(r0, 0x10e, 0xa, &(0x7f0000000140)=0x8, 0x4) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000003c0)=@ipv6_delroute={0x1c, 0x19, 0xcca3fd92f6ab884f}, 0x1c}}, 0x0) syzkaller login: [ 71.029254][ T8575] IPVS: ftp: loaded support on port[0] = 21 02:29:17 executing program 2: r0 = socket$inet6(0xa, 0x80003, 0xff) ioctl(r0, 0x1000008912, &(0x7f0000000080)="0800b5055e0bcfe87b2071") socketpair$tipc(0x1e, 0x2000000000005, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff}) recvmmsg(r2, &(0x7f0000003500)=[{{0x0, 0x0, &(0x7f0000000580)=[{&(0x7f00000000c0)=""/4, 0x4}], 0x1, &(0x7f0000000600)=""/85, 0x55}}], 0x2, 0x0, 0x0) close(r2) close(r1) [ 71.224797][ T8575] chnl_net:caif_netlink_parms(): no params data found [ 71.277580][ T8578] IPVS: ftp: loaded support on port[0] = 21 [ 71.341888][ T8575] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.348981][ T8575] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.361753][ T8575] device bridge_slave_0 entered promiscuous mode [ 71.396733][ T8575] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.411905][ T8575] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.419604][ T8575] device bridge_slave_1 entered promiscuous mode [ 71.445666][ T8580] IPVS: ftp: loaded support on port[0] = 21 [ 71.470019][ T8575] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.508702][ T8575] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 02:29:17 executing program 3: unshare(0x400) r0 = socket(0x2000000000000021, 0x2, 0x10000000000002) bind$unix(r0, &(0x7f0000000000)=@abs, 0x6e) [ 71.584269][ T8575] team0: Port device team_slave_0 added [ 71.592044][ T8578] chnl_net:caif_netlink_parms(): no params data found [ 71.611389][ T8575] team0: Port device team_slave_1 added 02:29:18 executing program 4: pipe(&(0x7f00000000c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}) timer_create(0x0, &(0x7f00000000c0)={0x0, 0x12}, &(0x7f0000000080)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x1c9c380}, {0x0, 0x9}}, 0x0) timer_create(0x0, &(0x7f0000000000)={0x0, 0x14, 0x0, @thr={0x0, 0x0}}, &(0x7f0000000040)=<r1=>0x0) timer_settime(r1, 0x0, &(0x7f0000000180)={{0x0, 0x1c9c380}, {0x0, 0x1c9c380}}, 0x0) vmsplice(r0, &(0x7f00000003c0)=[{&(0x7f0000000000)="03", 0xfd47}], 0x1000000000000225, 0x4) vmsplice(r0, &(0x7f0000000840)=[{&(0x7f0000000680)='0', 0x20001000}], 0x1, 0x0) [ 71.765246][ T8575] device hsr_slave_0 entered promiscuous mode [ 71.822884][ T8575] device hsr_slave_1 entered promiscuous mode [ 71.914863][ T8578] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.923049][ T8578] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.933224][ T8578] device bridge_slave_0 entered promiscuous mode [ 71.951823][ T8578] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.958889][ T8578] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.982191][ T8578] device bridge_slave_1 entered promiscuous mode 02:29:18 executing program 5: r0 = socket$netlink(0x10, 0x3, 0xc) writev(r0, &(0x7f0000000000)=[{&(0x7f0000000080)="390000000206090368fe07002b00000001000a0014000200450001070300001419001a001200000005000100"/57, 0x39}], 0x1) [ 72.026772][ T8578] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.073459][ T8584] IPVS: ftp: loaded support on port[0] = 21 [ 72.083801][ T8586] IPVS: ftp: loaded support on port[0] = 21 [ 72.097051][ T8580] chnl_net:caif_netlink_parms(): no params data found [ 72.111049][ T8578] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.177366][ T8578] team0: Port device team_slave_0 added [ 72.187035][ T8578] team0: Port device team_slave_1 added [ 72.246868][ T8588] IPVS: ftp: loaded support on port[0] = 21 [ 72.303776][ T8578] device hsr_slave_0 entered promiscuous mode [ 72.350961][ T8578] device hsr_slave_1 entered promiscuous mode [ 72.401074][ T8578] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.408773][ T8578] Cannot create hsr debugfs directory [ 72.446828][ T8580] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.454083][ T8580] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.461748][ T8580] device bridge_slave_0 entered promiscuous mode [ 72.471338][ T8580] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.478386][ T8580] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.486138][ T8580] device bridge_slave_1 entered promiscuous mode [ 72.552852][ T8575] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 72.605262][ T8580] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 72.617748][ T8580] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 72.636360][ T8575] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 72.735761][ T8586] chnl_net:caif_netlink_parms(): no params data found [ 72.747919][ T8575] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 72.793893][ T8575] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.878465][ T8580] team0: Port device team_slave_0 added [ 72.887988][ T8580] team0: Port device team_slave_1 added [ 72.959311][ T8586] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.967426][ T8586] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.975183][ T8586] device bridge_slave_0 entered promiscuous mode [ 72.983829][ T8578] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 73.063606][ T8580] device hsr_slave_0 entered promiscuous mode [ 73.100996][ T8580] device hsr_slave_1 entered promiscuous mode [ 73.141173][ T8580] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.148758][ T8580] Cannot create hsr debugfs directory [ 73.162846][ T8586] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.169918][ T8586] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.178544][ T8586] device bridge_slave_1 entered promiscuous mode [ 73.186671][ T8578] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 73.263205][ T8584] chnl_net:caif_netlink_parms(): no params data found [ 73.309709][ T8588] chnl_net:caif_netlink_parms(): no params data found [ 73.331420][ T8578] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 73.387519][ T8578] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 73.463001][ T8586] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.501705][ T8586] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.517187][ T8584] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.524452][ T8584] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.532623][ T8584] device bridge_slave_0 entered promiscuous mode [ 73.542289][ T8584] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.549337][ T8584] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.557316][ T8584] device bridge_slave_1 entered promiscuous mode [ 73.588977][ T8586] team0: Port device team_slave_0 added [ 73.600805][ T8586] team0: Port device team_slave_1 added [ 73.612423][ T8588] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.619538][ T8588] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.630550][ T8588] device bridge_slave_0 entered promiscuous mode [ 73.660192][ T8588] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.667446][ T8588] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.675542][ T8588] device bridge_slave_1 entered promiscuous mode [ 73.684189][ T8584] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.704223][ T8584] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.753525][ T8586] device hsr_slave_0 entered promiscuous mode [ 73.791098][ T8586] device hsr_slave_1 entered promiscuous mode [ 73.830853][ T8586] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 73.838439][ T8586] Cannot create hsr debugfs directory [ 73.859346][ T8584] team0: Port device team_slave_0 added [ 73.867610][ T8584] team0: Port device team_slave_1 added [ 73.922763][ T8584] device hsr_slave_0 entered promiscuous mode [ 73.971137][ T8584] device hsr_slave_1 entered promiscuous mode [ 74.010898][ T8584] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 74.018484][ T8584] Cannot create hsr debugfs directory [ 74.053214][ T8588] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 74.069169][ T8588] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 74.136094][ T8588] team0: Port device team_slave_0 added [ 74.144372][ T8588] team0: Port device team_slave_1 added [ 74.150086][ T8580] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 74.183118][ T8580] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 74.246884][ T8575] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.253745][ T8580] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 74.292474][ T8580] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 74.452473][ T8588] device hsr_slave_0 entered promiscuous mode [ 74.491251][ T8588] device hsr_slave_1 entered promiscuous mode [ 74.530805][ T8588] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 74.538448][ T8588] Cannot create hsr debugfs directory [ 74.567059][ T8584] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 74.641425][ T8584] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 74.684861][ T8584] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 74.742394][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.751111][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.760779][ T8584] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 74.817804][ T8586] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 74.875618][ T8586] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 74.936856][ T8578] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.946085][ T8575] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.956669][ T8586] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 74.996052][ T8586] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 75.060420][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.069821][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.079110][ T2882] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.086319][ T2882] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.097060][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.135034][ T8578] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.143102][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.154205][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.163218][ T2800] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.170263][ T2800] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.177921][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.186854][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.195142][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.238108][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.247167][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.255846][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.265113][ T2874] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.272232][ T2874] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.279903][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.288449][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.296879][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.305408][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.313794][ T2874] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.320902][ T2874] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.328430][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.337040][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.345426][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.354062][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.362437][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.391896][ T8588] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 75.427923][ T8588] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 75.472514][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.480524][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.488918][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.497540][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.506449][ T2874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.526903][ T8575] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.537475][ T8588] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 75.596502][ T8588] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 75.663023][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.671859][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.701963][ T8580] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.708877][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.717360][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.728583][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.737297][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.745804][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.754395][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.763418][ T2882] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.784764][ T8578] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.803155][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.811038][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.818477][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.827222][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.843249][ T8586] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.856989][ T8584] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.869205][ T8580] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.883796][ T8575] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.905419][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.914421][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.923740][ T2710] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.930860][ T2710] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.938429][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.947550][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.955941][ T2710] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.963017][ T2710] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.971682][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.991330][ T8586] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.008355][ T2897] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.017601][ T2897] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.025771][ T2897] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.034073][ T2897] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.042454][ T2897] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.051149][ T2897] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.084966][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.094021][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.103671][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.112389][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.121065][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.128549][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.136430][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.145451][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.154028][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.162891][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.171363][ T2764] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.178400][ T2764] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.187104][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.195480][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.210569][ T8578] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.223246][ T8584] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.242577][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.251652][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.260000][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.269663][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.278876][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.287441][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.295825][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.303674][ T2710] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.321306][ T8575] device veth0_vlan entered promiscuous mode [ 76.334471][ T2983] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.343424][ T2983] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.352094][ T2983] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.359132][ T2983] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.366821][ T2983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.375301][ T2983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 76.384527][ T2983] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 76.392953][ T2983] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.399988][ T2983] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.408899][ T2983] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 76.426859][ T8575] device veth1_vlan entered promiscuous mode [ 76.436590][ T8580] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 76.451512][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.459495][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.469703][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.479018][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.487802][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.496326][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.505943][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.514313][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 76.523122][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 76.531506][ T2800] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.538531][ T2800] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.551516][ T2897] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.559444][ T2897] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 76.568755][ T2897] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 76.589333][ T8588] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.616447][ T2983] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 76.634649][ T2983] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 76.642824][ T2983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 76.652042][ T2983] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 76.662282][ T2983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 76.671297][ T2983] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 76.680016][ T2983] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 76.688588][ T2983] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 76.703023][ T8580] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.738762][ T8588] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.752049][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 76.759736][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.780132][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.790486][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 76.799741][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 76.827024][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.841268][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.849473][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 76.877892][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 76.899156][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.923414][ T2800] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.998934][ T8580] device veth0_vlan entered promiscuous mode [ 77.038543][ T8580] device veth1_vlan entered promiscuous mode [ 181.820592][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 181.827421][ C1] rcu: 1-...!: (10499 ticks this GP) idle=94e/1/0x4000000000000002 softirq=14200/14200 fqs=12 [ 181.838016][ C1] (t=10501 jiffies g=7449 q=252) [ 181.843037][ C1] rcu: rcu_preempt kthread starved for 10474 jiffies! g7449 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 181.854132][ C1] rcu: RCU grace-period kthread stack dump: [ 181.860027][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 181.867930][ C1] Call Trace: [ 181.871217][ C1] __schedule+0x9a0/0xcc0 [ 181.875544][ C1] schedule+0x181/0x210 [ 181.879691][ C1] schedule_timeout+0x14f/0x240 [ 181.884534][ C1] ? run_local_timers+0x120/0x120 [ 181.889554][ C1] rcu_gp_kthread+0xed8/0x1770 [ 181.894317][ C1] kthread+0x332/0x350 [ 181.898370][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 181.903470][ C1] ? kthread_blkcg+0xe0/0xe0 [ 181.908048][ C1] ret_from_fork+0x24/0x30 [ 181.912468][ C1] NMI backtrace for cpu 1 [ 181.916786][ C1] CPU: 1 PID: 8448 Comm: rsyslogd Not tainted 5.5.0-rc5-syzkaller #0 [ 181.924830][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 181.934870][ C1] Call Trace: [ 181.938140][ C1] <IRQ> [ 181.940983][ C1] dump_stack+0x1fb/0x318 [ 181.945304][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 181.950155][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 181.956342][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 181.962405][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 181.968382][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 181.974267][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 181.979381][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 181.984593][ C1] ? trace_hardirqs_off+0x74/0x80 [ 181.989636][ C1] update_process_times+0x12d/0x180 [ 181.994839][ C1] tick_sched_timer+0x263/0x420 [ 181.999777][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 182.005319][ C1] __hrtimer_run_queues+0x403/0x840 [ 182.010523][ C1] hrtimer_interrupt+0x38c/0xda0 [ 182.015470][ C1] ? debug_smp_processor_id+0x9/0x20 [ 182.020748][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 182.026283][ C1] apic_timer_interrupt+0xf/0x20 [ 182.031221][ C1] </IRQ> [ 182.034163][ C1] RIP: 0010:mod_memcg_page_state+0xb/0x190 [ 182.039961][ C1] Code: 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 d8 48 c1 e8 03 [ 182.059561][ C1] RSP: 0018:ffffc900019c7a28 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 182.067958][ C1] RAX: 1ffff11011efd621 RBX: ffff88808f7eb108 RCX: 0000000000000000 [ 182.075919][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00022a84c0 [ 182.083880][ C1] RBP: ffffc900019c7a48 R08: 000000000003a728 R09: ffffed1012016f21 [ 182.092277][ C1] R10: ffffed1012016f21 R11: 0000000000000000 R12: ffff88808f7eb1a0 [ 182.100235][ C1] R13: dffffc0000000000 R14: 1ffff11011efd634 R15: ffff8880900b78f8 [ 182.108233][ C1] free_thread_stack+0x168/0x590 [ 182.113175][ C1] put_task_stack+0xa3/0x130 [ 182.117764][ C1] finish_task_switch+0x3f1/0x550 [ 182.122785][ C1] __schedule+0x9a8/0xcc0 [ 182.127118][ C1] schedule+0x181/0x210 [ 182.131264][ C1] do_syslog+0xdb0/0x1770 [ 182.135589][ C1] ? init_wait_entry+0xe0/0xe0 [ 182.140347][ C1] kmsg_read+0x94/0xd0 [ 182.144400][ C1] ? mmap_vmcore_fault+0x10/0x10 [ 182.149332][ C1] proc_reg_read+0x1e2/0x2d0 [ 182.153910][ C1] ? proc_reg_llseek+0x2c0/0x2c0 [ 182.158835][ C1] __vfs_read+0xb8/0x730 [ 182.163078][ C1] ? security_file_permission+0x23c/0x350 [ 182.168788][ C1] ? rw_verify_area+0x1c2/0x360 [ 182.173634][ C1] vfs_read+0x1dd/0x420 [ 182.177783][ C1] ksys_read+0x117/0x220 [ 182.182019][ C1] __x64_sys_read+0x7b/0x90 [ 182.186511][ C1] do_syscall_64+0xf7/0x1c0 [ 182.191014][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 182.196893][ C1] RIP: 0033:0x7fc3c8e401fd [ 182.201297][ C1] Code: d1 20 00 00 75 10 b8 00 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 5e fa ff ff 48 89 04 24 b8 00 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 a7 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 182.220901][ C1] RSP: 002b:00007fc3c63dfe30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 182.229416][ C1] RAX: ffffffffffffffda RBX: 0000000001776650 RCX: 00007fc3c8e401fd [ 182.237401][ C1] RDX: 0000000000000fff RSI: 00007fc3c7c145a0 RDI: 0000000000000004 [ 182.245366][ C1] RBP: 0000000000000000 R08: 0000000001761260 R09: 0000000004000001 [ 182.253340][ C1] R10: 0000000000000001 R11: 0000000000000293 R12: 000000000065e420 [ 182.261323][ C1] R13: 00007fc3c63e09c0 R14: 00007fc3c9485040 R15: 0000000000000003