[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 51.823604][ T23] audit: type=1800 audit(1578467945.798:25): pid=8361 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 51.844136][ T23] audit: type=1800 audit(1578467945.798:26): pid=8361 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 51.864991][ T23] audit: type=1800 audit(1578467945.798:27): pid=8361 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 '10.128.0.227' (ECDSA) to the list of known hosts. 2020/01/08 07:19:17 fuzzer started 2020/01/08 07:19:19 dialing manager at 10.128.0.26:35703 2020/01/08 07:19:19 syscalls: 2824 2020/01/08 07:19:19 code coverage: enabled 2020/01/08 07:19:19 comparison tracing: enabled 2020/01/08 07:19:19 extra coverage: enabled 2020/01/08 07:19:19 setuid sandbox: enabled 2020/01/08 07:19:19 namespace sandbox: enabled 2020/01/08 07:19:19 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 07:19:19 fault injection: enabled 2020/01/08 07:19:19 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 07:19:19 net packet injection: enabled 2020/01/08 07:19:19 net device setup: enabled 2020/01/08 07:19:19 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 07:19:19 devlink PCI setup: PCI device 0000:00:10.0 is not available 07:19:20 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) syz_mount_image$jfs(&(0x7f0000000000)='jfs\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000003880)={[{@grpquota='grpquota'}, {@usrquota='usrquota'}], [{@fowner_lt={'fowner<'}}]}) 07:19:20 executing program 1: syz_open_dev$video(&(0x7f0000000040)='/dev/video#\x00', 0x6, 0x0) r0 = syz_open_dev$amidi(0x0, 0x0, 0x0) ioctl$VIDIOC_QBUF(r0, 0xc058560f, &(0x7f0000000140)={0x0, 0xd, 0x4}) syzkaller login: [ 66.259906][ T8527] IPVS: ftp: loaded support on port[0] = 21 [ 66.440749][ T8527] chnl_net:caif_netlink_parms(): no params data found 07:19:20 executing program 2: r0 = socket$rds(0x15, 0x5, 0x0) bind$rds(r0, &(0x7f0000000840)={0x2, 0x0, @loopback}, 0x10) sendmsg$rds(r0, &(0x7f0000001380)={&(0x7f0000000040)={0x2, 0x0, @local}, 0x10, 0x0, 0x0, &(0x7f0000001240)=[@rdma_args={0x48, 0x114, 0x1, {{}, {0x0, 0x100000}, &(0x7f0000000880)=[{&(0x7f0000000280)=""/12, 0x100000}], 0x1}}, @rdma_args={0x48, 0x114, 0x1, {{}, {0x0}, &(0x7f0000000d80)=[{0x0, 0x2000000}], 0x1}}], 0x90}, 0x0) [ 66.481036][ T8530] IPVS: ftp: loaded support on port[0] = 21 [ 66.540210][ T8527] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.565398][ T8527] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.573577][ T8527] device bridge_slave_0 entered promiscuous mode [ 66.602210][ T8527] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.609474][ T8527] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.618065][ T8527] device bridge_slave_1 entered promiscuous mode [ 66.678011][ T8527] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.696351][ T8532] IPVS: ftp: loaded support on port[0] = 21 [ 66.717691][ T8527] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.737630][ T8530] chnl_net:caif_netlink_parms(): no params data found 07:19:20 executing program 3: r0 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x3d7) setreuid(0x0, r1) setxattr$system_posix_acl(&(0x7f0000000140)='.\x00', &(0x7f0000000180)='system.posix_acl_default\x00', &(0x7f00000004c0), 0x24, 0x0) [ 66.791679][ T8527] team0: Port device team_slave_0 added [ 66.800322][ T8527] team0: Port device team_slave_1 added [ 66.849712][ T8530] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.859582][ T8530] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.867678][ T8530] device bridge_slave_0 entered promiscuous mode [ 66.917114][ T8527] device hsr_slave_0 entered promiscuous mode 07:19:21 executing program 4: r0 = socket$inet_sctp(0x2, 0x800000000000001, 0x84) sendto$inet(r0, &(0x7f0000a34fff)='H', 0x1, 0x0, &(0x7f0000030ff0)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff}}, 0x10) shutdown(r0, 0x1) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f00000001c0)={0x0, @in6={{0xa, 0x0, 0x0, @empty}}}, 0x98) [ 66.991651][ T8527] device hsr_slave_1 entered promiscuous mode [ 67.081450][ T8530] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.088660][ T8530] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.111740][ T8530] device bridge_slave_1 entered promiscuous mode [ 67.161939][ T8535] IPVS: ftp: loaded support on port[0] = 21 [ 67.168146][ T8530] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.184022][ T8530] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.209555][ T8537] IPVS: ftp: loaded support on port[0] = 21 [ 67.285362][ T8530] team0: Port device team_slave_0 added [ 67.329027][ T8532] chnl_net:caif_netlink_parms(): no params data found [ 67.339350][ T8530] team0: Port device team_slave_1 added 07:19:21 executing program 5: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = socket(0xa, 0x80001, 0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000b34ff8)={0x0, 0x0}, &(0x7f0000b34ffc)=0xc) setuid(r2) ioctl$sock_inet_SIOCSIFADDR(r0, 0x891c, &(0x7f0000000040)={'\x00', {0x2, 0x0, @local}}) [ 67.483875][ T8530] device hsr_slave_0 entered promiscuous mode [ 67.523098][ T8530] device hsr_slave_1 entered promiscuous mode [ 67.561468][ T8530] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.569374][ T8530] Cannot create hsr debugfs directory [ 67.613584][ T8540] IPVS: ftp: loaded support on port[0] = 21 [ 67.657927][ T8535] chnl_net:caif_netlink_parms(): no params data found [ 67.689432][ T8532] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.696647][ T8532] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.704935][ T8532] device bridge_slave_0 entered promiscuous mode [ 67.716485][ T8532] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.723991][ T8532] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.732442][ T8532] device bridge_slave_1 entered promiscuous mode [ 67.804936][ T8527] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 67.875888][ T8527] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.936729][ T8532] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.966204][ T8537] chnl_net:caif_netlink_parms(): no params data found [ 67.976680][ T8527] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 68.027232][ T8527] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 68.064854][ T8532] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.110908][ T8532] team0: Port device team_slave_0 added [ 68.120365][ T8535] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.127706][ T8535] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.136119][ T8535] device bridge_slave_0 entered promiscuous mode [ 68.145955][ T8535] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.153244][ T8535] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.160973][ T8535] device bridge_slave_1 entered promiscuous mode [ 68.185954][ T8532] team0: Port device team_slave_1 added [ 68.220418][ T8535] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.242332][ T8535] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.253123][ T8530] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 68.282572][ T8537] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.289872][ T8537] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.297985][ T8537] device bridge_slave_0 entered promiscuous mode [ 68.306593][ T8537] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.313873][ T8537] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.321956][ T8537] device bridge_slave_1 entered promiscuous mode [ 68.374103][ T8532] device hsr_slave_0 entered promiscuous mode [ 68.432082][ T8532] device hsr_slave_1 entered promiscuous mode [ 68.521487][ T8532] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.529147][ T8532] Cannot create hsr debugfs directory [ 68.535405][ T8530] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 68.593202][ T8530] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 68.649075][ T8537] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.668241][ T8530] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 68.748371][ T8535] team0: Port device team_slave_0 added [ 68.759818][ T8535] team0: Port device team_slave_1 added [ 68.767055][ T8537] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.840390][ T8537] team0: Port device team_slave_0 added [ 68.914422][ T8535] device hsr_slave_0 entered promiscuous mode [ 68.952036][ T8535] device hsr_slave_1 entered promiscuous mode [ 69.001530][ T8535] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.009231][ T8535] Cannot create hsr debugfs directory [ 69.052831][ T8537] team0: Port device team_slave_1 added [ 69.082240][ T8540] chnl_net:caif_netlink_parms(): no params data found [ 69.164065][ T8537] device hsr_slave_0 entered promiscuous mode [ 69.191566][ T8537] device hsr_slave_1 entered promiscuous mode [ 69.231456][ T8537] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.239055][ T8537] Cannot create hsr debugfs directory [ 69.297423][ T8540] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.305043][ T8540] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.314249][ T8540] device bridge_slave_0 entered promiscuous mode [ 69.321642][ T8532] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 69.376940][ T8532] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 69.446667][ T8540] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.453979][ T8540] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.463198][ T8540] device bridge_slave_1 entered promiscuous mode [ 69.480817][ T8532] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 69.535666][ T8532] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 69.617556][ T8540] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.633161][ T8540] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.648593][ T8527] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.658876][ T8530] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.685597][ T8535] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 69.739545][ T8535] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 69.763860][ T8535] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 69.804484][ T8535] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 69.865126][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.873689][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.883352][ T8540] team0: Port device team_slave_0 added [ 69.893647][ T8527] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.925762][ T8540] team0: Port device team_slave_1 added [ 69.932572][ T2836] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.941106][ T2836] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.952831][ T8537] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 70.004447][ T8530] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.025501][ T8537] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 70.063136][ T2906] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.074742][ T2906] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.083339][ T2906] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.090452][ T2906] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.116129][ T8537] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 70.186773][ T8537] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 70.243875][ T2906] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.252475][ T2906] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.260872][ T2906] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.269242][ T2906] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.276288][ T2906] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.284950][ T2906] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.293406][ T2906] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.301987][ T2906] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.310407][ T2906] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.318734][ T2906] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.325859][ T2906] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.352414][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.360200][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.370613][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.381148][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.390239][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.398729][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.407265][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.417145][ T2832] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.424246][ T2832] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.432171][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.445554][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.461033][ T8527] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 70.472617][ T8527] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.513687][ T8540] device hsr_slave_0 entered promiscuous mode [ 70.561671][ T8540] device hsr_slave_1 entered promiscuous mode [ 70.641369][ T8540] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.648991][ T8540] Cannot create hsr debugfs directory [ 70.654967][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.663492][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.672202][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.680354][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.688571][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.696957][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.752580][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.760959][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.770039][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.777839][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.785351][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.808724][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.820511][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.831927][ T8532] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.857778][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.868427][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.883453][ T8527] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.904738][ T8530] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.917110][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.925685][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.944100][ T8532] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.968841][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.978614][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.989412][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.998443][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.006983][ T2832] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.014134][ T2832] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.021787][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.030359][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.038789][ T2832] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.045838][ T2832] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.053789][ T2832] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.081728][ T8540] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 71.114060][ T8540] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 71.158430][ T8537] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.166219][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.175234][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.183819][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.196903][ T8535] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.215248][ T8540] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 71.271757][ T8537] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.287650][ T8527] device veth0_vlan entered promiscuous mode [ 71.296615][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.304931][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.315227][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.322940][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.330450][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.339652][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.348434][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.356831][ T2717] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.363876][ T2717] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.371393][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.378963][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.386973][ T8540] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 71.472198][ T8535] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.481677][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.489453][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.499553][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.507413][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.516228][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.524618][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.533975][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.542676][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.550126][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.558137][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.566816][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.575189][ T2717] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.582251][ T2717] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.591828][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.599540][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.607751][ T2717] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.623217][ T8527] device veth1_vlan entered promiscuous mode [ 71.655486][ T8530] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.667228][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.675451][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.684879][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.695214][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.703856][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.713570][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.722132][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.730336][ T2716] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.737421][ T2716] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.745162][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.753816][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.762112][ T2716] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.769129][ T2716] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.776991][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.785496][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.794992][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.803497][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.833555][ T8532] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.845940][ T8532] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.865010][ T8535] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.876358][ T8535] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.890473][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.899279][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.907091][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.914835][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.922878][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.931591][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.939966][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.948618][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.957786][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.966453][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.974583][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.983191][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.991546][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.999694][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.008008][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.016185][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.024746][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.033660][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.042366][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.050537][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.060698][ T8537] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.119062][ T8535] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.127421][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.137887][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.145655][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.162490][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.169891][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.178334][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.186229][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.213342][ T8532] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.239494][ T8530] device veth0_vlan entered promiscuous mode [ 72.261614][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 72.269753][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.279697][ T2716] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.349133][ T8548] jfs: Unrecognized mount option "fowner<00000000000000000000" or missing value [ 177.301226][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 177.308043][ C0] rcu: 0-...!: (1 GPs behind) idle=bf2/1/0x4000000000000002 softirq=13913/13914 fqs=41 [ 177.318006][ C0] (t=10501 jiffies g=6909 q=73) [ 177.322932][ C0] rcu: rcu_preempt kthread starved for 10420 jiffies! g6909 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 177.334014][ C0] rcu: RCU grace-period kthread stack dump: [ 177.339886][ C0] rcu_preempt R running task 28992 10 2 0x80004000 [ 177.347789][ C0] Call Trace: [ 177.351076][ C0] __schedule+0x9a0/0xcc0 [ 177.355407][ C0] schedule+0x181/0x210 [ 177.359549][ C0] schedule_timeout+0x14f/0x240 [ 177.364388][ C0] ? run_local_timers+0x120/0x120 [ 177.369403][ C0] rcu_gp_kthread+0xed8/0x1770 [ 177.374162][ C0] kthread+0x332/0x350 [ 177.378216][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 177.383313][ C0] ? kthread_blkcg+0xe0/0xe0 [ 177.387889][ C0] ret_from_fork+0x24/0x30 [ 177.392305][ C0] NMI backtrace for cpu 0 [ 177.396622][ C0] CPU: 0 PID: 2716 Comm: kworker/0:15 Not tainted 5.5.0-rc5-syzkaller #0 [ 177.405011][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.415059][ C0] Workqueue: events linkwatch_event [ 177.420241][ C0] Call Trace: [ 177.423512][ C0] [ 177.426361][ C0] dump_stack+0x1fb/0x318 [ 177.430683][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 177.435523][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 177.441670][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 177.447725][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 177.453697][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 177.459580][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 177.464687][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 177.469876][ C0] ? trace_hardirqs_off+0x74/0x80 [ 177.474890][ C0] update_process_times+0x12d/0x180 [ 177.480077][ C0] tick_sched_timer+0x263/0x420 [ 177.484914][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 177.490451][ C0] __hrtimer_run_queues+0x403/0x840 [ 177.495653][ C0] hrtimer_interrupt+0x38c/0xda0 [ 177.500598][ C0] ? debug_smp_processor_id+0x9/0x20 [ 177.505873][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 177.511422][ C0] apic_timer_interrupt+0xf/0x20 [ 177.516358][ C0] [ 177.519292][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x4/0x50 [ 177.525350][ C0] Code: 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 00 01 1f 00 [ 177.544948][ C0] RSP: 0018:ffffc90007ad76c8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 177.553349][ C0] RAX: ffffffff814896c6 RBX: ffffea000253bec0 RCX: 0000000000000000 [ 177.561308][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea000253bec0 [ 177.569269][ C0] RBP: ffffc90007ad76f0 R08: dffffc0000000000 R09: fffffbfff124248a [ 177.577227][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff8880a8b74aa0 [ 177.585185][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff888099e25678 [ 177.593157][ C0] ? mod_memcg_page_state+0x16/0x190 [ 177.598433][ C0] ? free_thread_stack+0x124/0x590 [ 177.603531][ C0] ? mod_memcg_page_state+0x16/0x190 [ 177.608805][ C0] free_thread_stack+0x168/0x590 [ 177.613737][ C0] put_task_stack+0xa3/0x130 [ 177.618314][ C0] finish_task_switch+0x3f1/0x550 [ 177.623332][ C0] __schedule+0x9a8/0xcc0 [ 177.627659][ C0] ? ___preempt_schedule+0x16/0x18 [ 177.632755][ C0] preempt_schedule+0xdb/0x120 [ 177.637514][ C0] ___preempt_schedule+0x16/0x18 [ 177.642447][ C0] ? vprintk_emit+0x2fe/0x3a0 [ 177.647111][ C0] ? vprintk_emit+0x368/0x3a0 [ 177.651781][ C0] vprintk_emit+0x36d/0x3a0 [ 177.656302][ C0] vprintk_default+0x28/0x30 [ 177.660890][ C0] vprintk_func+0x158/0x170 [ 177.665411][ C0] printk+0x62/0x8d [ 177.669214][ C0] ? addrconf_notify+0xd37/0x3c90 [ 177.674226][ C0] ? addrconf_notify+0x779/0x3c90 [ 177.679246][ C0] addrconf_notify+0x2c8d/0x3c90 [ 177.684183][ C0] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 177.689457][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 177.694820][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 177.700358][ C0] ? trace_hardirqs_on+0x74/0x80 [ 177.705285][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 177.710654][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 177.716184][ C0] ? tls_dev_event+0x619/0xc00 [ 177.720935][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 177.726466][ C0] ? ip6mr_device_event+0x1ee/0x210 [ 177.731701][ C0] raw_notifier_call_chain+0xec/0x190 [ 177.737063][ C0] netdev_state_change+0x147/0x1f0 [ 177.742165][ C0] linkwatch_do_dev+0x10e/0x160 [ 177.747003][ C0] __linkwatch_run_queue+0x446/0x730 [ 177.752283][ C0] linkwatch_event+0x4c/0x60 [ 177.756858][ C0] process_one_work+0x7ef/0x10d0 [ 177.761800][ C0] worker_thread+0xc01/0x1630 [ 177.766487][ C0] kthread+0x332/0x350 [ 177.770632][ C0] ? rcu_lock_release+0x30/0x30 [ 177.775480][ C0] ? kthread_blkcg+0xe0/0xe0 [ 177.780063][ C0] ret_from_fork+0x24/0x30