[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 49.413706][ T26] audit: type=1800 audit(1578485674.333:25): pid=8320 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 49.445124][ T26] audit: type=1800 audit(1578485674.333:26): pid=8320 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 49.477869][ T26] audit: type=1800 audit(1578485674.333:27): pid=8320 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 '10.128.0.184' (ECDSA) to the list of known hosts. 2020/01/08 12:14:42 fuzzer started 2020/01/08 12:14:44 dialing manager at 10.128.0.26:35703 2020/01/08 12:14:44 syscalls: 2824 2020/01/08 12:14:44 code coverage: enabled 2020/01/08 12:14:44 comparison tracing: enabled 2020/01/08 12:14:44 extra coverage: enabled 2020/01/08 12:14:44 setuid sandbox: enabled 2020/01/08 12:14:44 namespace sandbox: enabled 2020/01/08 12:14:44 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 12:14:44 fault injection: enabled 2020/01/08 12:14:44 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 12:14:44 net packet injection: enabled 2020/01/08 12:14:44 net device setup: enabled 2020/01/08 12:14:44 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 12:14:44 devlink PCI setup: PCI device 0000:00:10.0 is not available 12:14:45 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0xc, 0x4, &(0x7f0000000040)=@framed={{0x18, 0x2}, [@call={0x85, 0x0, 0x0, 0x1e}], {0x95, 0x0, 0x0, 0x7a00}}, &(0x7f00000000c0)='GPL\x00', 0x4, 0xf54, &(0x7f000062b000)=""/4096, 0x0, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4c], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) 12:14:45 executing program 1: unshare(0x20600) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) close(r0) vmsplice(r0, 0x0, 0x0, 0x0) syzkaller login: [ 60.475975][ T8485] IPVS: ftp: loaded support on port[0] = 21 [ 60.620972][ T8485] chnl_net:caif_netlink_parms(): no params data found [ 60.668799][ T8485] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.676735][ T8485] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.686255][ T8485] device bridge_slave_0 entered promiscuous mode [ 60.695969][ T8485] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.703338][ T8485] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.712858][ T8485] device bridge_slave_1 entered promiscuous mode 12:14:45 executing program 2: bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x12, 0x4, &(0x7f0000000000)=@framed={{}, [@call={0x61, 0x11, 0x2c}]}, &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f0000000200)=""/4096, 0x0, 0x0, [], 0x0, 0xf, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) [ 60.737942][ T8488] IPVS: ftp: loaded support on port[0] = 21 [ 60.773194][ T8485] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.798248][ T8485] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.886074][ T8485] team0: Port device team_slave_0 added [ 60.900763][ T8485] team0: Port device team_slave_1 added [ 60.914558][ T8490] IPVS: ftp: loaded support on port[0] = 21 12:14:45 executing program 3: mknod$loop(&(0x7f0000000040)='./file0\x00', 0x6000, 0x0) mount(&(0x7f00000000c0)=@filename='./file0\x00', &(0x7f0000000000)='./file0\x00', &(0x7f0000000200)='udf\x00', 0x0, 0x0) [ 61.019305][ T8485] device hsr_slave_0 entered promiscuous mode [ 61.077011][ T8485] device hsr_slave_1 entered promiscuous mode [ 61.158112][ T8488] chnl_net:caif_netlink_parms(): no params data found [ 61.219290][ T8493] IPVS: ftp: loaded support on port[0] = 21 [ 61.256356][ T8488] bridge0: port 1(bridge_slave_0) entered blocking state 12:14:46 executing program 4: socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000006c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, r5}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18}}}]}, 0x48}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000040)=@ipv6_newaddr={0x2c, 0x14, 0x1, 0x0, 0x0, {0xa, 0x40, 0x0, 0x0, r5}, [@IFA_LOCAL={0x14, 0x2, @local}]}, 0x2c}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000001c0)=@ipv6_newaddr={0x2c, 0x14, 0x509, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, r5}, [@IFA_LOCAL={0x14, 0x2, @local}]}, 0x2c}}, 0x0) [ 61.263527][ T8488] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.281460][ T8488] device bridge_slave_0 entered promiscuous mode [ 61.309300][ T8488] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.324937][ T8488] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.332911][ T8488] device bridge_slave_1 entered promiscuous mode [ 61.393281][ T8488] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.418802][ T8488] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.526146][ T8495] IPVS: ftp: loaded support on port[0] = 21 [ 61.567111][ T8488] team0: Port device team_slave_0 added 12:14:46 executing program 5: r0 = syz_open_procfs(0x0, &(0x7f0000000740)='net/dev\x00') r1 = socket$l2tp(0x18, 0x1, 0x1) sendfile(r1, r0, 0x0, 0x50000000000443) preadv(r0, &(0x7f0000000500)=[{&(0x7f0000000000)=""/18, 0x12}], 0x1, 0x206) [ 61.611450][ T8488] team0: Port device team_slave_1 added [ 61.669478][ T8490] chnl_net:caif_netlink_parms(): no params data found [ 61.779691][ T8485] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 61.829714][ T8485] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 61.917085][ T8488] device hsr_slave_0 entered promiscuous mode [ 61.966234][ T8488] device hsr_slave_1 entered promiscuous mode [ 62.015125][ T8488] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.023085][ T8488] Cannot create hsr debugfs directory [ 62.040396][ T8499] IPVS: ftp: loaded support on port[0] = 21 [ 62.062511][ T8495] chnl_net:caif_netlink_parms(): no params data found [ 62.072334][ T8485] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.128704][ T8493] chnl_net:caif_netlink_parms(): no params data found [ 62.138324][ T8490] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.145665][ T8490] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.153284][ T8490] device bridge_slave_0 entered promiscuous mode [ 62.173137][ T8485] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.222248][ T8490] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.230436][ T8490] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.238432][ T8490] device bridge_slave_1 entered promiscuous mode [ 62.304744][ T8495] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.312090][ T8495] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.320027][ T8495] device bridge_slave_0 entered promiscuous mode [ 62.331400][ T8495] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.338746][ T8495] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.346543][ T8495] device bridge_slave_1 entered promiscuous mode [ 62.358042][ T8490] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.380016][ T8493] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.387982][ T8493] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.396307][ T8493] device bridge_slave_0 entered promiscuous mode [ 62.407908][ T8493] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.415032][ T8493] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.423015][ T8493] device bridge_slave_1 entered promiscuous mode [ 62.436968][ T8490] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.467398][ T8495] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.483705][ T8493] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.507720][ T8490] team0: Port device team_slave_0 added [ 62.521928][ T8495] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.546620][ T8493] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.561907][ T8490] team0: Port device team_slave_1 added [ 62.590222][ T8495] team0: Port device team_slave_0 added [ 62.603769][ T8495] team0: Port device team_slave_1 added [ 62.613878][ T8493] team0: Port device team_slave_0 added [ 62.657707][ T8490] device hsr_slave_0 entered promiscuous mode [ 62.715332][ T8490] device hsr_slave_1 entered promiscuous mode [ 62.784985][ T8490] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.792576][ T8490] Cannot create hsr debugfs directory [ 62.809702][ T8493] team0: Port device team_slave_1 added [ 62.906930][ T8495] device hsr_slave_0 entered promiscuous mode [ 62.955394][ T8495] device hsr_slave_1 entered promiscuous mode [ 63.004990][ T8495] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.012574][ T8495] Cannot create hsr debugfs directory [ 63.070994][ T8488] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 63.131455][ T8488] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 63.227840][ T8493] device hsr_slave_0 entered promiscuous mode [ 63.275316][ T8493] device hsr_slave_1 entered promiscuous mode [ 63.325113][ T8493] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.332879][ T8493] Cannot create hsr debugfs directory [ 63.342904][ T8488] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 63.407258][ T8485] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.414103][ T8488] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 63.478802][ T8499] chnl_net:caif_netlink_parms(): no params data found [ 63.565776][ T8499] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.573036][ T8499] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.581934][ T8499] device bridge_slave_0 entered promiscuous mode [ 63.591318][ T8499] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.599384][ T8499] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.607602][ T8499] device bridge_slave_1 entered promiscuous mode [ 63.631731][ T8490] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 63.669426][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.679421][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.718431][ T8490] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 63.768267][ T8490] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 63.832821][ T8485] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.863018][ T8490] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 63.918531][ T8499] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.931766][ T8499] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.963169][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.972400][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.981124][ T2675] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.988356][ T2675] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.002000][ T2675] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.010251][ T8493] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 64.083536][ T8488] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.108239][ T8493] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 64.167167][ T8501] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.175855][ T8501] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.185160][ T8501] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.192337][ T8501] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.200010][ T8501] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.209284][ T8495] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 64.278557][ T8499] team0: Port device team_slave_0 added [ 64.284417][ T8495] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 64.363122][ T8493] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 64.398595][ T8499] team0: Port device team_slave_1 added [ 64.407249][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.416340][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.425156][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.433782][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.441956][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.449869][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.457675][ T8495] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 64.518556][ T8488] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.533112][ T8493] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 64.583103][ T8495] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 64.666655][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.677265][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.686246][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.694733][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.703944][ T2787] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.711073][ T2787] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.718641][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.727811][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.736451][ T2787] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.743608][ T2787] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.751838][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.788153][ T2681] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.797218][ T2681] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.809271][ T2681] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.818413][ T2681] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.827221][ T2681] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.886854][ T8499] device hsr_slave_0 entered promiscuous mode [ 64.935722][ T8499] device hsr_slave_1 entered promiscuous mode [ 64.975459][ T8499] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.983377][ T8499] Cannot create hsr debugfs directory [ 65.010084][ T8503] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.018918][ T8503] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.044341][ T8485] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.058739][ T8485] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.078419][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.087137][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.098514][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.107147][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.115779][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.124037][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.164532][ T8490] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.181069][ T8488] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.193142][ T8488] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.202433][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.211190][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.266490][ T8493] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.290516][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.298641][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.306883][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.314359][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.326224][ T8490] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.335602][ T8485] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.346420][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.354137][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.366662][ T8495] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.381917][ T8499] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 65.420541][ T8499] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 65.466970][ T8499] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 65.507360][ T8499] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 65.557459][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.567010][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.576225][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.583370][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.591431][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.605116][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 65.613658][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 65.624195][ T8488] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.645404][ T8495] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.659017][ T8493] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.673789][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.682627][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.691696][ T2787] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.698827][ T2787] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.707536][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.715444][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.723075][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.732586][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.740478][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.748260][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.757271][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.765801][ T2787] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.772853][ T2787] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.780627][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.789352][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.797773][ T2787] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.804884][ T2787] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.814146][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.822199][ T2787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.844250][ T8485] device veth0_vlan entered promiscuous mode [ 65.877064][ T8503] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.886411][ T8503] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.894726][ T8503] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.901843][ T8503] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.909816][ T8503] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 65.918818][ T8503] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 65.927243][ T8503] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 65.936810][ T8503] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 65.946025][ T8503] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.954558][ T8503] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.963411][ T8503] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.972367][ T8503] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 65.980161][ T8503] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 65.987980][ T8503] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.004306][ T8485] device veth1_vlan entered promiscuous mode [ 66.047104][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.056276][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.064420][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.074771][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.083758][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.092321][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.100887][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.109803][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.116929][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.124457][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.133077][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.141649][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.150185][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.160575][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.169297][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.177616][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.187958][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.196539][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.204958][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.213802][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.221870][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.229919][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.266166][ T8490] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.283063][ T8490] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.291770][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.301319][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.310425][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.318743][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.327133][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.335613][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.343794][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.352947][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.361442][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.370348][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.378847][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.389630][ T8488] device veth0_vlan entered promiscuous mode [ 66.401323][ T8495] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.413344][ T8495] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.439514][ T8499] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.460351][ T8501] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.475627][ T8501] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.484154][ T8501] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.493173][ T8501] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.510370][ T8493] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.591474][ T8493] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.651276][ T8493] device veth0_vlan entered promiscuous mode [ 66.674564][ T8499] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.741534][ T8499] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 66.758769][ T8499] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.803583][ T8499] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.832004][ T8488] device veth1_vlan entered promiscuous mode [ 171.504828][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 171.511755][ C0] rcu: 0-...!: (1 GPs behind) idle=f7e/1/0x4000000000000002 softirq=11348/11350 fqs=16 [ 171.521783][ C0] (t=10501 jiffies g=7121 q=667) [ 171.526814][ C0] rcu: rcu_preempt kthread starved for 10469 jiffies! g7121 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 171.538081][ C0] rcu: RCU grace-period kthread stack dump: [ 171.545871][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 171.553779][ C0] Call Trace: [ 171.557078][ C0] __schedule+0x9a0/0xcc0 [ 171.561493][ C0] schedule+0x181/0x210 [ 171.565748][ C0] schedule_timeout+0x14f/0x240 [ 171.570632][ C0] ? run_local_timers+0x120/0x120 [ 171.575655][ C0] rcu_gp_kthread+0xed8/0x1770 [ 171.580422][ C0] kthread+0x332/0x350 [ 171.584477][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 171.589577][ C0] ? kthread_blkcg+0xe0/0xe0 [ 171.594157][ C0] ret_from_fork+0x24/0x30 [ 171.598581][ C0] NMI backtrace for cpu 0 [ 171.602915][ C0] CPU: 0 PID: 8507 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 171.611493][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.621536][ C0] Call Trace: [ 171.624896][ C0] [ 171.627745][ C0] dump_stack+0x1fb/0x318 [ 171.632156][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 171.637001][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 171.643147][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 171.650612][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 171.656585][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 171.662493][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 171.667607][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 171.672805][ C0] ? trace_hardirqs_off+0x74/0x80 [ 171.677825][ C0] update_process_times+0x12d/0x180 [ 171.683017][ C0] tick_sched_timer+0x263/0x420 [ 171.687880][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 171.693419][ C0] __hrtimer_run_queues+0x403/0x840 [ 171.698641][ C0] hrtimer_interrupt+0x38c/0xda0 [ 171.703622][ C0] ? debug_smp_processor_id+0x9/0x20 [ 171.708918][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 171.714456][ C0] apic_timer_interrupt+0xf/0x20 [ 171.719470][ C0] [ 171.722405][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 171.728479][ C0] Code: 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d f4 f4 ed 07 48 89 de e8 84 f4 3b 00 5b 5d c3 cc <48> 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 38 5f 8b 7e f7 c2 [ 171.748168][ C0] RSP: 0018:ffffc90002197e08 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 171.756570][ C0] RAX: 1ffff11012874981 RBX: ffffea000277c780 RCX: 0000000000000000 [ 171.764533][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea000277c780 [ 171.772499][ C0] RBP: ffffc90002197e30 R08: 000000000003a728 R09: ffffed101447af09 [ 171.780508][ C0] R10: ffffed101447af09 R11: 0000000000000000 R12: ffff8880943a4ca0 [ 171.788480][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a23d7838 [ 171.796488][ C0] ? free_thread_stack+0x124/0x590 [ 171.801681][ C0] ? mod_memcg_page_state+0x16/0x190 [ 171.806958][ C0] free_thread_stack+0x168/0x590 [ 171.811896][ C0] put_task_stack+0xa3/0x130 [ 171.816835][ C0] finish_task_switch+0x3f1/0x550 [ 171.821873][ C0] schedule_tail+0x20/0x1a0 [ 171.826371][ C0] ret_from_fork+0x8/0x30 [ 171.830690][ C0] RIP: 0033:0x45d919 [ 171.834577][ 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 [ 171.854286][ C0] RSP: 002b:00007f2d2e9b1db0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 171.862703][ C0] RAX: 0000000000000000 RBX: 00007f2d2e9b2700 RCX: 000000000045d919 [ 171.870668][ C0] RDX: 00007f2d2e9b29d0 RSI: 00007f2d2e9b1db0 RDI: 00000000003d0f00 [ 171.878647][ C0] RBP: 00007ffd6db3a2c0 R08: 00007f2d2e9b2700 R09: 00007f2d2e9b2700 [ 171.886618][ C0] R10: 00007f2d2e9b29d0 R11: 0000000000000202 R12: 0000000000000000 [ 171.894988][ C0] R13: 00007ffd6db3a15f R14: 00007f2d2e9b29c0 R15: 000000000075bf2c