[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 54.545573][ T23] audit: type=1800 audit(1578476731.591:25): pid=8407 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 54.564707][ T23] audit: type=1800 audit(1578476731.601:26): pid=8407 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 54.609923][ T23] audit: type=1800 audit(1578476731.601:27): pid=8407 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[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.71' (ECDSA) to the list of known hosts. 2020/01/08 09:45:41 fuzzer started 2020/01/08 09:45:43 dialing manager at 10.128.0.26:35703 2020/01/08 09:45:43 syscalls: 2824 2020/01/08 09:45:43 code coverage: enabled 2020/01/08 09:45:43 comparison tracing: enabled 2020/01/08 09:45:43 extra coverage: enabled 2020/01/08 09:45:43 setuid sandbox: enabled 2020/01/08 09:45:43 namespace sandbox: enabled 2020/01/08 09:45:43 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 09:45:43 fault injection: enabled 2020/01/08 09:45:43 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 09:45:43 net packet injection: enabled 2020/01/08 09:45:43 net device setup: enabled 2020/01/08 09:45:43 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 09:45:43 devlink PCI setup: PCI device 0000:00:10.0 is not available 09:45:44 executing program 0: sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0xfffffffffffffc93, &(0x7f0000000100)={&(0x7f0000000bc0)=ANY=[@ANYBLOB="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"], 0x34}}, 0x4050) r0 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r0, &(0x7f0000000140)=[{0x6, 0x0, &(0x7f0000000100), 0x6, &(0x7f0000000100)}], 0x492492492492805, 0x0) 09:45:45 executing program 1: r0 = syz_open_dev$video(&(0x7f0000000100)='/dev/video#\x00', 0x3, 0x0) ioctl$VIDIOC_S_FMT(r0, 0xc0d05605, &(0x7f0000000180)={0x1, @vbi={0x0, 0x0, 0xa0363159}}) syzkaller login: [ 68.052100][ T8574] IPVS: ftp: loaded support on port[0] = 21 09:45:45 executing program 2: perf_event_open(&(0x7f00000000c0)={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, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/qat_adf_ctl\x00', 0x0, 0x0) ioctl$sock_inet_SIOCSIFBRDADDR(r0, 0x40096101, &(0x7f0000000280)={'\x00', {0x2, 0x0, @dev}}) [ 68.235702][ T8577] IPVS: ftp: loaded support on port[0] = 21 [ 68.253006][ T8574] chnl_net:caif_netlink_parms(): no params data found [ 68.391926][ T8574] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.406773][ T8574] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.414633][ T8574] device bridge_slave_0 entered promiscuous mode [ 68.439648][ T8574] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.456411][ T8574] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.464393][ T8574] device bridge_slave_1 entered promiscuous mode [ 68.480927][ T8579] IPVS: ftp: loaded support on port[0] = 21 [ 68.538601][ T8574] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.561163][ T8574] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.570999][ T8577] chnl_net:caif_netlink_parms(): no params data found 09:45:45 executing program 3: mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x61632e9910374f9e, 0x8031, 0xffffffffffffffff, 0x0) open(0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2) mincore(&(0x7f0000602000/0x2000)=nil, 0x20604000, &(0x7f0000000000)=""/55) madvise(&(0x7f00004eb000/0x3000)=nil, 0x3000, 0x0) [ 68.635089][ T8574] team0: Port device team_slave_0 added [ 68.652909][ T8574] team0: Port device team_slave_1 added [ 68.739173][ T8574] device hsr_slave_0 entered promiscuous mode [ 68.816624][ T8574] device hsr_slave_1 entered promiscuous mode 09:45:45 executing program 4: r0 = socket$kcm(0x10, 0x2, 0x10) sendmsg$kcm(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000001900)=[{&(0x7f0000000100)="2e0000002300050ad25a80648c6356c10224fc001000000a0a000400030082c1b0acea8b0900018004021700d1bd", 0x2e}], 0x1}, 0x0) [ 68.857032][ T8577] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.864133][ T8577] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.873102][ T8577] device bridge_slave_0 entered promiscuous mode [ 68.881781][ T8577] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.889232][ T8577] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.897499][ T8577] device bridge_slave_1 entered promiscuous mode [ 68.931130][ T8582] IPVS: ftp: loaded support on port[0] = 21 [ 69.000707][ T8577] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.064346][ T8577] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.111431][ T8579] chnl_net:caif_netlink_parms(): no params data found [ 69.133560][ T8585] IPVS: ftp: loaded support on port[0] = 21 [ 69.172240][ T8577] team0: Port device team_slave_0 added [ 69.220164][ T8577] team0: Port device team_slave_1 added 09:45:46 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f00000000c0)=0x100000001, 0x1d4) connect$inet6(r0, &(0x7f0000000080), 0x1c) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f00000001c0)='tls\x00', 0x4) setsockopt$inet6_tcp_TLS_TX(r0, 0x11a, 0x1, &(0x7f0000000040)=@gcm_256={{0x304}, "215e23b6a14a937e", "df28196f6317ffbc13846cbe59f4f1b8c255c35c6b898da733494d6ae33cbdfb", "7b45bfdf", "1215ddea89823d54"}, 0x38) sendmsg$TIPC_CMD_SHOW_PORTS(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={0x0}, 0x8}, 0x20040040) [ 69.315612][ T8579] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.322956][ T8579] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.334585][ T8579] device bridge_slave_0 entered promiscuous mode [ 69.342914][ T8574] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 69.461300][ T8574] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 69.532383][ T8574] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 69.591994][ T8579] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.599186][ T8579] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.607001][ T8579] device bridge_slave_1 entered promiscuous mode [ 69.625171][ T8579] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.637860][ T8579] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.651625][ T8588] IPVS: ftp: loaded support on port[0] = 21 [ 69.709111][ T8577] device hsr_slave_0 entered promiscuous mode [ 69.776606][ T8577] device hsr_slave_1 entered promiscuous mode [ 69.836423][ T8577] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.844258][ T8577] Cannot create hsr debugfs directory [ 69.851767][ T8574] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 69.908654][ T8582] chnl_net:caif_netlink_parms(): no params data found [ 69.963720][ T8579] team0: Port device team_slave_0 added [ 69.983133][ T8579] team0: Port device team_slave_1 added [ 70.035339][ T8582] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.042648][ T8582] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.050520][ T8582] device bridge_slave_0 entered promiscuous mode [ 70.100946][ T8582] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.100972][ T8582] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.119297][ T8582] device bridge_slave_1 entered promiscuous mode [ 70.179623][ T8579] device hsr_slave_0 entered promiscuous mode [ 70.226762][ T8579] device hsr_slave_1 entered promiscuous mode [ 70.276405][ T8579] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.284068][ T8579] Cannot create hsr debugfs directory [ 70.317592][ T8585] chnl_net:caif_netlink_parms(): no params data found [ 70.345064][ T8582] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.384773][ T8582] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.412416][ T8582] team0: Port device team_slave_0 added [ 70.419559][ T8577] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 70.486137][ T8585] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.493410][ T8585] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.501451][ T8585] device bridge_slave_0 entered promiscuous mode [ 70.509877][ T8582] team0: Port device team_slave_1 added [ 70.515594][ T8585] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.523503][ T8585] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.531398][ T8585] device bridge_slave_1 entered promiscuous mode [ 70.543377][ T8577] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 70.590833][ T8577] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 70.630012][ T8577] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 70.725442][ T8585] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.740536][ T8585] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.786492][ T8585] team0: Port device team_slave_0 added [ 70.814319][ T8588] chnl_net:caif_netlink_parms(): no params data found [ 70.840541][ T8585] team0: Port device team_slave_1 added [ 70.878321][ T8582] device hsr_slave_0 entered promiscuous mode [ 70.936834][ T8582] device hsr_slave_1 entered promiscuous mode [ 70.976445][ T8582] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.984042][ T8582] Cannot create hsr debugfs directory [ 71.058658][ T8585] device hsr_slave_0 entered promiscuous mode [ 71.096759][ T8585] device hsr_slave_1 entered promiscuous mode [ 71.146383][ T8585] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.153974][ T8585] Cannot create hsr debugfs directory [ 71.190571][ T8579] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 71.263691][ T8579] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 71.328081][ T8588] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.335218][ T8588] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.343182][ T8588] device bridge_slave_0 entered promiscuous mode [ 71.355973][ T8579] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 71.388702][ T8579] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 71.441880][ T8588] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.449376][ T8588] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.457380][ T8588] device bridge_slave_1 entered promiscuous mode [ 71.485579][ T8574] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.501500][ T8588] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.514454][ T8588] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.577975][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.586977][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.597320][ T8574] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.605617][ T8588] team0: Port device team_slave_0 added [ 71.645829][ T8588] team0: Port device team_slave_1 added [ 71.673777][ T8585] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 71.758398][ T8588] device hsr_slave_0 entered promiscuous mode [ 71.806705][ T8588] device hsr_slave_1 entered promiscuous mode [ 71.866826][ T8588] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.874425][ T8588] Cannot create hsr debugfs directory [ 71.891125][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.900151][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.911474][ T3099] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.918653][ T3099] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.927715][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.936163][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.944654][ T3099] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.951769][ T3099] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.960516][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.969323][ T8585] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 72.037563][ T8585] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 72.090772][ T8585] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 72.142510][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.151127][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.205773][ T8582] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 72.230643][ T8582] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 72.288516][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.298951][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.307756][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.316153][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.327921][ T8577] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.352325][ T8582] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 72.388482][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.399578][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.408454][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.439726][ T8579] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.449802][ T8582] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 72.504468][ T8577] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.522824][ T3098] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.532132][ T3098] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.540485][ T3098] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.550050][ T3098] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.583544][ T8579] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.593098][ T8588] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 72.630130][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.638069][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.645866][ T8588] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 72.712700][ T8588] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 72.758644][ T8588] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 72.814760][ T8585] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.826715][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.835348][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.844284][ T3055] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.851421][ T3055] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.859800][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.869056][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.877607][ T3055] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.884749][ T3055] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.915162][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.924009][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.931850][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.939912][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.951336][ T8574] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.964107][ T8585] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.986743][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.994637][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.003430][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.012698][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.022569][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.031171][ T3055] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.038275][ T3055] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.045926][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.054568][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.062915][ T3055] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.070043][ T3055] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.077907][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.087489][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.095802][ T3055] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.102913][ T3055] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.110461][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.121459][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.129587][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.137794][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.147364][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.191773][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.199675][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.208973][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.220100][ T3056] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.227211][ T3056] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.234846][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.244014][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.252613][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.261210][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.269752][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 73.278581][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.287312][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 73.295530][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.303770][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 73.312225][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.323282][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.331519][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.352254][ T8579] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.367651][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 73.377912][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.386573][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.395123][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.411939][ T8577] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 73.423527][ T8577] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 73.461946][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.470973][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 73.479575][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.487893][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 73.496115][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.504505][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 73.513854][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.522508][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 73.531210][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.542401][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 73.550854][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.559216][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 73.567468][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.575792][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.604066][ T8582] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.633850][ T8588] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.655321][ T8582] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.665796][ T2945] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.674788][ T2945] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.683069][ T2945] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 73.691540][ T2945] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 73.700107][ T2945] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.707835][ T2945] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.715430][ T2945] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.723440][ T2945] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.736950][ T8577] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.745542][ T2945] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 73.754053][ T2945] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 73.761813][ T2945] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.769839][ T2945] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.777570][ T8574] device veth0_vlan entered promiscuous mode [ 73.786747][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.795301][ T3056] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.807093][ T3056] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.814126][ T3056] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.829708][ T8585] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.861665][ T8574] device veth1_vlan entered promiscuous mode [ 73.870769][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 73.880614][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.891016][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.900384][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.909237][ T3055] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.916335][ T3055] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.924250][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.950191][ T8579] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.964205][ T8588] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.972497][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 73.981479][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.991272][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.000232][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.008426][ T3099] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.024551][ T8577] device veth0_vlan entered promiscuous mode [ 74.058737][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 74.076950][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 74.085317][ T3055] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 179.096270][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 179.103196][ C0] rcu: 0-...!: (10499 ticks this GP) idle=78a/1/0x4000000000000002 softirq=13564/13564 fqs=0 [ 179.113787][ C0] (t=10500 jiffies g=7149 q=234) [ 179.118820][ C0] rcu: rcu_preempt kthread starved for 10500 jiffies! g7149 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 179.129911][ C0] rcu: RCU grace-period kthread stack dump: [ 179.135911][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 179.143817][ C0] Call Trace: [ 179.147115][ C0] __schedule+0x9a0/0xcc0 [ 179.151457][ C0] schedule+0x181/0x210 [ 179.155621][ C0] schedule_timeout+0x14f/0x240 [ 179.160479][ C0] ? run_local_timers+0x120/0x120 [ 179.165548][ C0] rcu_gp_kthread+0xed8/0x1770 [ 179.170328][ C0] kthread+0x332/0x350 [ 179.174385][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 179.179495][ C0] ? kthread_blkcg+0xe0/0xe0 [ 179.184086][ C0] ret_from_fork+0x24/0x30 [ 179.188518][ C0] NMI backtrace for cpu 0 [ 179.192854][ C0] CPU: 0 PID: 3055 Comm: kworker/0:42 Not tainted 5.5.0-rc5-syzkaller #0 [ 179.201255][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.211320][ C0] Workqueue: events linkwatch_event [ 179.216512][ C0] Call Trace: [ 179.219796][ C0] [ 179.222659][ C0] dump_stack+0x1fb/0x318 [ 179.227073][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 179.231910][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 179.238055][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 179.244140][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 179.250118][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 179.256002][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 179.261122][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 179.266314][ C0] ? trace_hardirqs_off+0x74/0x80 [ 179.271328][ C0] update_process_times+0x12d/0x180 [ 179.276523][ C0] tick_sched_timer+0x263/0x420 [ 179.281382][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 179.286929][ C0] __hrtimer_run_queues+0x403/0x840 [ 179.292132][ C0] hrtimer_interrupt+0x38c/0xda0 [ 179.297074][ C0] ? debug_smp_processor_id+0x9/0x20 [ 179.302359][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 179.307988][ C0] apic_timer_interrupt+0xf/0x20 [ 179.312930][ C0] [ 179.315882][ C0] RIP: 0010:free_thread_stack+0x151/0x590 [ 179.321589][ C0] Code: 31 f6 e8 02 8d 6f 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 73 94 6a 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 55 94 6a 00 48 8b 3b be fc ff ff ff e8 28 04 00 [ 179.341281][ C0] RSP: 0018:ffffc90008807700 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 179.349679][ C0] RAX: 1ffff110132fb691 RBX: ffff8880997db488 RCX: 0000000000000000 [ 179.357639][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea000256bc00 [ 179.365598][ C0] RBP: ffffc90008807738 R08: 000000000003a728 R09: ffffed10119a6709 [ 179.373559][ C0] R10: ffffed10119a6709 R11: 0000000000000000 R12: ffff8880997db520 [ 179.381524][ C0] R13: dffffc0000000000 R14: 1ffff110132fb6a4 R15: ffff88808cd33838 [ 179.389506][ C0] put_task_stack+0xa3/0x130 [ 179.394086][ C0] finish_task_switch+0x3f1/0x550 [ 179.399366][ C0] __schedule+0x9a8/0xcc0 [ 179.403690][ C0] ? ___preempt_schedule+0x16/0x18 [ 179.408787][ C0] preempt_schedule+0xdb/0x120 [ 179.413536][ C0] ___preempt_schedule+0x16/0x18 [ 179.418464][ C0] ? vprintk_emit+0x2fe/0x3a0 [ 179.423128][ C0] ? vprintk_emit+0x368/0x3a0 [ 179.427794][ C0] vprintk_emit+0x36d/0x3a0 [ 179.432289][ C0] vprintk_default+0x28/0x30 [ 179.436865][ C0] vprintk_func+0x158/0x170 [ 179.441353][ C0] printk+0x62/0x8d [ 179.445148][ C0] ? addrconf_notify+0xd37/0x3c90 [ 179.450155][ C0] ? addrconf_notify+0x779/0x3c90 [ 179.455166][ C0] addrconf_notify+0x2c8d/0x3c90 [ 179.460093][ C0] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 179.465364][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 179.470728][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 179.476259][ C0] ? trace_hardirqs_on+0x74/0x80 [ 179.481189][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 179.486549][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 179.492076][ C0] ? tls_dev_event+0x619/0xc00 [ 179.496826][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 179.502358][ C0] ? ip6mr_device_event+0x1ee/0x210 [ 179.507547][ C0] raw_notifier_call_chain+0xec/0x190 [ 179.512911][ C0] netdev_state_change+0x147/0x1f0 [ 179.518139][ C0] linkwatch_do_dev+0x10e/0x160 [ 179.522984][ C0] __linkwatch_run_queue+0x446/0x730 [ 179.528278][ C0] linkwatch_event+0x4c/0x60 [ 179.532856][ C0] process_one_work+0x7ef/0x10d0 [ 179.537797][ C0] worker_thread+0xc01/0x1630 [ 179.542484][ C0] kthread+0x332/0x350 [ 179.546543][ C0] ? rcu_lock_release+0x30/0x30 [ 179.551388][ C0] ? kthread_blkcg+0xe0/0xe0 [ 179.555973][ C0] ret_from_fork+0x24/0x30