[ 51.503300][ T26] audit: type=1800 audit(1578475198.626:25): pid=8342 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 51.522117][ T26] audit: type=1800 audit(1578475198.626:26): pid=8342 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 51.547266][ T26] audit: type=1800 audit(1578475198.636:27): pid=8342 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 51.624702][ T26] audit: type=1800 audit(1578475198.636:28): pid=8342 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.37' (ECDSA) to the list of known hosts. 2020/01/08 09:20:10 fuzzer started 2020/01/08 09:20:12 dialing manager at 10.128.0.26:35703 2020/01/08 09:20:12 syscalls: 2824 2020/01/08 09:20:12 code coverage: enabled 2020/01/08 09:20:12 comparison tracing: enabled 2020/01/08 09:20:12 extra coverage: enabled 2020/01/08 09:20:12 setuid sandbox: enabled 2020/01/08 09:20:12 namespace sandbox: enabled 2020/01/08 09:20:12 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 09:20:12 fault injection: enabled 2020/01/08 09:20:12 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 09:20:12 net packet injection: enabled 2020/01/08 09:20:12 net device setup: enabled 2020/01/08 09:20:12 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 09:20:12 devlink PCI setup: PCI device 0000:00:10.0 is not available 09:20:13 executing program 0: ioctl(0xffffffffffffffff, 0x0, &(0x7f00000000c0)="0800b5055e0bcfe87b0071") r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b10") utimes(0x0, &(0x7f0000000040)={{0x1, 0x9}, {0x9, 0xfffffffffffff456}}) 09:20:13 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18}}}]}, 0x48}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000480)=ANY=[@ANYBLOB="440400002400070500"/20, @ANYRES32=r3, @ANYBLOB="00000e00ffffffff00000000080001006362710018040200040406000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000500060000000000000005000000"], 0x444}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYBLOB='$\x00\x00\x00&\x00\a\x00'/20, @ANYRES32=r3, @ANYBLOB="ecff1200ef1c0e00000000de"], 0x24}}, 0x0) syzkaller login: [ 66.590031][ T8507] IPVS: ftp: loaded support on port[0] = 21 [ 66.665825][ T8509] IPVS: ftp: loaded support on port[0] = 21 [ 66.741936][ T8507] chnl_net:caif_netlink_parms(): no params data found 09:20:13 executing program 2: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_tcp_buf(r0, 0x6, 0x9, 0x0, &(0x7f0000000280)) [ 66.790958][ T8507] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.798690][ T8507] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.806660][ T8507] device bridge_slave_0 entered promiscuous mode [ 66.818311][ T8507] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.825449][ T8507] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.834394][ T8507] device bridge_slave_1 entered promiscuous mode [ 66.862209][ T8507] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.874468][ T8507] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.915111][ T8507] team0: Port device team_slave_0 added [ 66.925058][ T8507] team0: Port device team_slave_1 added 09:20:14 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000003c0)=@newlink={0x38, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x18, 0x12, @sit={{0x8, 0x1, 'sit\x00'}, {0xc, 0x2, [@IFLA_IPTUN_PROTO={0x8, 0x14}]}}}]}, 0x38}}, 0x0) [ 67.019869][ T8507] device hsr_slave_0 entered promiscuous mode [ 67.057638][ T8507] device hsr_slave_1 entered promiscuous mode [ 67.141736][ T8514] IPVS: ftp: loaded support on port[0] = 21 [ 67.153304][ T8509] chnl_net:caif_netlink_parms(): no params data found [ 67.280400][ T8509] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.293390][ T8509] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.308038][ T8509] device bridge_slave_0 entered promiscuous mode [ 67.323470][ T8509] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.330662][ T8509] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.338582][ T8509] device bridge_slave_1 entered promiscuous mode [ 67.352906][ T8516] IPVS: ftp: loaded support on port[0] = 21 09:20:14 executing program 4: unshare(0x20000000) clone(0x802102001ffe, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) rt_sigaction(0x0, 0x0, 0x0, 0x0, 0x0) prctl$PR_SET_DUMPABLE(0x4, 0x0) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) [ 67.399191][ T8509] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.419339][ T8507] netdevsim netdevsim0 netdevsim0: renamed from eth0 09:20:14 executing program 5: r0 = socket(0x10, 0x803, 0x0) sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, &(0x7f0000000700)={&(0x7f00000001c0), 0x58, 0x0}, 0x0) sendto(r0, &(0x7f0000cfefee)="120000001200e7ef007b00000000000000a1", 0x12, 0x0, 0x0, 0x0) recvmmsg(r0, &(0x7f00000037c0)=[{{&(0x7f00000004c0)=@ethernet={0x0, @random}, 0x374, &(0x7f0000000380)=[{&(0x7f0000000040)=""/95, 0x108}, {&(0x7f0000000140)=""/85, 0x20a}, {&(0x7f0000000fc0)=""/4096, 0x49d}, {&(0x7f0000000400)=""/120, 0x109}, {&(0x7f0000000480)=""/60, 0x3dd}, {&(0x7f0000000200)=""/77, 0x174}, {&(0x7f0000000540)=""/154, 0x524}, {&(0x7f0000000000)=""/22, 0x16}], 0x161, &(0x7f0000000600)=""/191, 0x91}}], 0x40000000000020a, 0x0, &(0x7f0000003700)={0x77359400}) [ 67.569688][ T8509] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.589829][ T8507] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.641717][ T8507] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.712989][ T8518] IPVS: ftp: loaded support on port[0] = 21 [ 67.725006][ T8509] team0: Port device team_slave_0 added [ 67.733275][ T8507] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.780984][ T8509] team0: Port device team_slave_1 added [ 67.801604][ T8521] IPVS: ftp: loaded support on port[0] = 21 [ 67.831781][ T8514] chnl_net:caif_netlink_parms(): no params data found [ 67.928958][ T8509] device hsr_slave_0 entered promiscuous mode [ 67.987981][ T8509] device hsr_slave_1 entered promiscuous mode [ 68.027365][ T8509] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.035397][ T8509] Cannot create hsr debugfs directory [ 68.093352][ T8514] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.100703][ T8514] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.108967][ T8514] device bridge_slave_0 entered promiscuous mode [ 68.142758][ T8514] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.150500][ T8514] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.158229][ T8514] device bridge_slave_1 entered promiscuous mode [ 68.184303][ T8514] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.220523][ T8514] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.231207][ T8516] chnl_net:caif_netlink_parms(): no params data found [ 68.361935][ T8516] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.369840][ T8516] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.378710][ T8516] device bridge_slave_0 entered promiscuous mode [ 68.387889][ T8516] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.394930][ T8516] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.403091][ T8516] device bridge_slave_1 entered promiscuous mode [ 68.421074][ T8514] team0: Port device team_slave_0 added [ 68.427986][ T8516] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.442579][ T8509] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 68.498704][ T8518] chnl_net:caif_netlink_parms(): no params data found [ 68.512127][ T8516] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.527026][ T8514] team0: Port device team_slave_1 added [ 68.534760][ T8521] chnl_net:caif_netlink_parms(): no params data found [ 68.549661][ T8509] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 68.601516][ T8509] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 68.674058][ T8509] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 68.743106][ T8516] team0: Port device team_slave_0 added [ 68.756383][ T8516] team0: Port device team_slave_1 added [ 68.764916][ T8507] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.808939][ T8514] device hsr_slave_0 entered promiscuous mode [ 68.858515][ T8514] device hsr_slave_1 entered promiscuous mode [ 68.887467][ T8514] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.895040][ T8514] Cannot create hsr debugfs directory [ 68.928822][ T2909] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.936745][ T2909] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.957095][ T8521] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.964648][ T8521] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.972825][ T8521] device bridge_slave_0 entered promiscuous mode [ 68.980977][ T8521] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.988359][ T8521] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.996014][ T8521] device bridge_slave_1 entered promiscuous mode [ 69.070297][ T8516] device hsr_slave_0 entered promiscuous mode [ 69.107715][ T8516] device hsr_slave_1 entered promiscuous mode [ 69.167375][ T8516] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.175039][ T8516] Cannot create hsr debugfs directory [ 69.185706][ T8518] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.192921][ T8518] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.201089][ T8518] device bridge_slave_0 entered promiscuous mode [ 69.209464][ T8507] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.216496][ T8518] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.223643][ T8518] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.231702][ T8518] device bridge_slave_1 entered promiscuous mode [ 69.251277][ T8521] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.281675][ T8518] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.293284][ T8518] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.305342][ T8521] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.318027][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.326441][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.335919][ T2911] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.343210][ T2911] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.351364][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.425833][ T8518] team0: Port device team_slave_0 added [ 69.435783][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.444415][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.452791][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.459858][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.467394][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.493684][ T8518] team0: Port device team_slave_1 added [ 69.502171][ T8521] team0: Port device team_slave_0 added [ 69.520193][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.529021][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.538005][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.547733][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.559319][ T2909] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.574800][ T2909] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.597061][ T8521] team0: Port device team_slave_1 added [ 69.610787][ T8514] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 69.664243][ T8514] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 69.729061][ T8516] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 69.772881][ T8516] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 69.833710][ T8516] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 69.904108][ T8516] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 69.960958][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.969573][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.978291][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.986503][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.996353][ T8507] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.007472][ T8514] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 70.098907][ T8518] device hsr_slave_0 entered promiscuous mode [ 70.137526][ T8518] device hsr_slave_1 entered promiscuous mode [ 70.187282][ T8518] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.194909][ T8518] Cannot create hsr debugfs directory [ 70.250206][ T8521] device hsr_slave_0 entered promiscuous mode [ 70.277636][ T8521] device hsr_slave_1 entered promiscuous mode [ 70.327579][ T8521] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.335166][ T8521] Cannot create hsr debugfs directory [ 70.362334][ T8514] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 70.413664][ T8509] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.469022][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.476688][ T2911] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.491190][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.500283][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.514826][ T8507] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.534149][ T8509] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.599832][ T8521] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 70.633182][ T8521] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 70.697555][ T2909] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.706922][ T2909] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.715613][ T2909] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.722970][ T2909] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.731124][ T2909] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.739937][ T2909] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.748438][ T2909] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.755522][ T2909] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.763139][ T2909] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.772207][ T2909] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.780932][ T8521] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 70.853482][ T8518] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 70.885735][ T8518] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 70.941295][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.949866][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.958925][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.967621][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.975992][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.984637][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.993331][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.002127][ T8521] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 71.061602][ T8518] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 71.108957][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.116735][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.125495][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.144348][ T8509] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.155675][ T8509] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.177599][ T8518] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 71.200668][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.209105][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.217304][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.225475][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.233866][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.242261][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.265178][ T8516] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.275022][ T8507] device veth0_vlan entered promiscuous mode [ 71.288753][ T8507] device veth1_vlan entered promiscuous mode [ 71.314156][ T8516] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.334494][ T8514] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.347429][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.355350][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.363808][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.371547][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.379329][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.386856][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.394806][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.403441][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.412014][ T2764] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.419093][ T2764] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.426699][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.435702][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.444063][ T2764] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.451147][ T2764] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.462045][ T8509] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.476239][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.484768][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.505886][ T8514] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.531448][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.540143][ T2765] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.585464][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.594686][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.603322][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.613502][ T2764] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.620601][ T2764] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.628439][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.636884][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.645479][ T2764] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.652646][ T2764] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.660262][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.668787][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.677394][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.685607][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.694304][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.702891][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.711320][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.719625][ T2764] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.741246][ T8521] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.753684][ T8516] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.765290][ T8516] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.775892][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.799924][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.822886][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.836699][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.846760][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.855917][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.864932][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.875542][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.884639][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.893640][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.905000][ T2912] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 176.837165][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 176.844086][ C0] rcu: 0-...!: (1 GPs behind) idle=e46/1/0x4000000000000002 softirq=13287/13289 fqs=39 [ 176.854142][ C0] (t=10501 jiffies g=6609 q=87) [ 176.859081][ C0] rcu: rcu_preempt kthread starved for 10424 jiffies! g6609 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 176.870238][ C0] rcu: RCU grace-period kthread stack dump: [ 176.876290][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 176.884383][ C0] Call Trace: [ 176.887689][ C0] __schedule+0x9a0/0xcc0 [ 176.892225][ C0] schedule+0x181/0x210 [ 176.896391][ C0] schedule_timeout+0x14f/0x240 [ 176.901360][ C0] ? run_local_timers+0x120/0x120 [ 176.906402][ C0] rcu_gp_kthread+0xed8/0x1770 [ 176.911695][ C0] kthread+0x332/0x350 [ 176.915760][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 176.920881][ C0] ? kthread_blkcg+0xe0/0xe0 [ 176.925575][ C0] ret_from_fork+0x24/0x30 [ 176.930013][ C0] NMI backtrace for cpu 0 [ 176.934346][ C0] CPU: 0 PID: 8527 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 176.942937][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.953082][ C0] Call Trace: [ 176.956369][ C0] [ 176.959326][ C0] dump_stack+0x1fb/0x318 [ 176.963660][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 176.968515][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 176.974669][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 176.980731][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 176.986717][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 176.992610][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 176.997727][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 177.002930][ C0] ? trace_hardirqs_off+0x74/0x80 [ 177.008086][ C0] update_process_times+0x12d/0x180 [ 177.013297][ C0] tick_sched_timer+0x263/0x420 [ 177.018152][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 177.026927][ C0] __hrtimer_run_queues+0x403/0x840 [ 177.032154][ C0] hrtimer_interrupt+0x38c/0xda0 [ 177.037112][ C0] ? debug_smp_processor_id+0x9/0x20 [ 177.042407][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 177.048069][ C0] apic_timer_interrupt+0xf/0x20 [ 177.053093][ C0] [ 177.056033][ C0] RIP: 0010:free_thread_stack+0x151/0x590 [ 177.061750][ 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 [ 177.081710][ C0] RSP: 0018:ffffc900025c7e40 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 177.090219][ C0] RAX: 1ffff11015175881 RBX: ffff8880a8bac408 RCX: 0000000000000000 [ 177.098194][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002344dc0 [ 177.106193][ C0] RBP: ffffc900025c7e78 R08: 000000000003a728 R09: fffffbfff124248a [ 177.114187][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff8880a8bac4a0 [ 177.122278][ C0] R13: dffffc0000000000 R14: 1ffff11015175894 R15: ffff8880a27f9838 [ 177.130341][ C0] put_task_stack+0xa3/0x130 [ 177.134950][ C0] finish_task_switch+0x3f1/0x550 [ 177.139977][ C0] schedule_tail+0x20/0x1a0 [ 177.144485][ C0] ret_from_fork+0x8/0x30 [ 177.149023][ C0] RIP: 0033:0x45d919 [ 177.152938][ C0] Code: ff 48 85 f6 0f 84 d7 8c fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c ae 8c fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 [ 177.172776][ C0] RSP: 002b:00007f28a7f25db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 177.181194][ C0] RAX: 0000000000000000 RBX: 00007f28a7f26700 RCX: 000000000045d919 [ 177.189237][ C0] RDX: 00007f28a7f269d0 RSI: 00007f28a7f25db0 RDI: 00000000003d0f00 [ 177.197206][ C0] RBP: 00007ffff2fc6950 R08: 00007f28a7f26700 R09: 00007f28a7f26700 [ 177.205350][ C0] R10: 00007f28a7f269d0 R11: 0000000000000202 R12: 0000000000000000 [ 177.213561][ C0] R13: 00007ffff2fc67ef R14: 00007f28a7f269c0 R15: 000000000075bf2c