[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 53.845537][ T26] audit: type=1800 audit(1578467536.963:25): pid=8296 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 53.864326][ T26] audit: type=1800 audit(1578467536.963:26): pid=8296 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 53.906834][ T26] audit: type=1800 audit(1578467536.983:27): pid=8296 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 '10.128.0.117' (ECDSA) to the list of known hosts. 2020/01/08 07:12:28 fuzzer started 2020/01/08 07:12:30 dialing manager at 10.128.0.26:35703 2020/01/08 07:12:30 syscalls: 2824 2020/01/08 07:12:30 code coverage: enabled 2020/01/08 07:12:30 comparison tracing: enabled 2020/01/08 07:12:30 extra coverage: enabled 2020/01/08 07:12:30 setuid sandbox: enabled 2020/01/08 07:12:30 namespace sandbox: enabled 2020/01/08 07:12:30 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 07:12:30 fault injection: enabled 2020/01/08 07:12:30 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 07:12:30 net packet injection: enabled 2020/01/08 07:12:30 net device setup: enabled 2020/01/08 07:12:30 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 07:12:30 devlink PCI setup: PCI device 0000:00:10.0 is not available 07:12:31 executing program 0: mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount$9p_rdma(&(0x7f0000000080)='127.0.0.1\x00', &(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='9p\x00', 0x0, &(0x7f0000000540)={'trans=rdma,', {'port'}, 0x2c, {[{@rq={'rq'}}, {@sq={'sq', 0x3d, 0x80000000}}]}}) 07:12:32 executing program 1: r0 = socket$inet(0x2, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000240)=0x7fe, 0x4) sendto$inet(r0, 0x0, 0x0, 0x0, &(0x7f0000cd2ff0)={0x2, 0x4e24}, 0x10) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x3, 0x64031, 0xffffffffffffffff, 0x0) bind$inet(0xffffffffffffffff, &(0x7f0000b9aff0), 0x10) recvmsg(r0, &(0x7f0000edffc8)={0x0, 0x0, 0x0, 0x0, &(0x7f0000603000)=""/81, 0x51}, 0x40002102) syzkaller login: [ 68.932472][ T8462] IPVS: ftp: loaded support on port[0] = 21 [ 69.108795][ T8462] chnl_net:caif_netlink_parms(): no params data found [ 69.117957][ T8465] IPVS: ftp: loaded support on port[0] = 21 07:12:32 executing program 2: r0 = socket$l2tp(0x18, 0x1, 0x1) socket$inet6(0xa, 0x1000000000002, 0x0) connect$l2tp(r0, &(0x7f00000000c0), 0x3a) getsockopt$packet_buf(r0, 0x111, 0x1, 0x0, &(0x7f0000000580)) [ 69.197032][ T8462] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.214476][ T8462] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.224087][ T8462] device bridge_slave_0 entered promiscuous mode [ 69.268214][ T8462] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.276380][ T8462] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.295752][ T8462] device bridge_slave_1 entered promiscuous mode [ 69.355876][ T8462] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.366170][ T8467] IPVS: ftp: loaded support on port[0] = 21 [ 69.392070][ T8465] chnl_net:caif_netlink_parms(): no params data found [ 69.406702][ T8462] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.461753][ T8462] team0: Port device team_slave_0 added [ 69.481917][ T8462] team0: Port device team_slave_1 added [ 69.498135][ T8465] bridge0: port 1(bridge_slave_0) entered blocking state 07:12:32 executing program 3: r0 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) bind$netrom(r0, &(0x7f0000000300)={{0x6, @bcast, 0x1}, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @null, @bcast, @null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null]}, 0x48) ioctl$BLKALIGNOFF(0xffffffffffffffff, 0x127a, &(0x7f0000000240)) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000500)='auxv\x00') write$P9_RRENAME(r1, 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000000)='projid_map\x00') perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x4000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) accept$packet(0xffffffffffffffff, 0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = syz_open_dev$swradio(&(0x7f00000001c0)='/dev/swradio#\x00', 0x1, 0x2) ioctl$VIDIOC_S_EXT_CTRLS(r3, 0xc0205648, &(0x7f0000000100)={0xff000000, 0x1}) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @loopback}, 0xfffffffffffffc80) r4 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r4, 0x84, 0x7, &(0x7f0000000040), &(0x7f0000000140)=0x8) r5 = syz_open_dev$sndpcmc(&(0x7f0000000180)='/dev/snd/pcmC#D#c\x00', 0x1, 0x40) ioctl$TIOCOUTQ(r5, 0x5411, &(0x7f0000000200)) r6 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r6, &(0x7f00000000c0)={0xa, 0x0, 0x0, @mcast1, 0x6}, 0x1c) sendto$inet6(r6, 0x0, 0x0, 0x8000, 0x0, 0x0) sendmmsg(r6, &(0x7f0000000240), 0x5c3, 0x30) setsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r6, 0x84, 0x1e, &(0x7f0000000280)=0x4, 0x4) write$P9_RRENAME(r2, 0x0, 0x0) openat$uhid(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/uhid\x00', 0x2, 0x0) prctl$PR_GET_FP_MODE(0x2e) openat(r2, &(0x7f0000000100)='./file0\x00', 0x0, 0x1c8) r7 = syz_open_procfs(0x0, &(0x7f0000000000)='projid_map\x00') write$P9_RRENAME(r7, 0x0, 0x0) r8 = syz_open_procfs(0x0, &(0x7f0000000000)='projid_map\x00') write$P9_RRENAME(r8, 0x0, 0x0) getsockopt$inet_dccp_int(r8, 0x21, 0x1, &(0x7f0000000140), &(0x7f0000000040)=0xb8) [ 69.514191][ T8465] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.521838][ T8465] device bridge_slave_0 entered promiscuous mode [ 69.531623][ T8465] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.541084][ T8465] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.550487][ T8465] device bridge_slave_1 entered promiscuous mode [ 69.627344][ T8462] device hsr_slave_0 entered promiscuous mode 07:12:32 executing program 4: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$team(&(0x7f0000000000)='team\x00') ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_SET(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x20, r1, 0x1, 0x0, 0x0, {0x1, 0x6c00000000000000}, [{{0x8, 0x1, r2}, {0x4}}]}, 0x20}}, 0x0) [ 69.743911][ T8462] device hsr_slave_1 entered promiscuous mode [ 69.813054][ T8465] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.879212][ T8470] IPVS: ftp: loaded support on port[0] = 21 [ 69.889609][ T8465] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.890353][ T8472] IPVS: ftp: loaded support on port[0] = 21 07:12:33 executing program 5: r0 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket(0x22, 0x2, 0x4) recvfrom$netrom(r1, 0x0, 0x0, 0x0, 0x0, 0x0) [ 70.016750][ T8467] chnl_net:caif_netlink_parms(): no params data found [ 70.033798][ T8465] team0: Port device team_slave_0 added [ 70.089133][ T8465] team0: Port device team_slave_1 added [ 70.189749][ T8475] IPVS: ftp: loaded support on port[0] = 21 [ 70.216247][ T8465] device hsr_slave_0 entered promiscuous mode [ 70.253696][ T8465] device hsr_slave_1 entered promiscuous mode [ 70.293510][ T8465] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.301309][ T8465] Cannot create hsr debugfs directory [ 70.307498][ T8462] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 70.359714][ T8462] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 70.440985][ T8462] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 70.525600][ T8467] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.532669][ T8467] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.540748][ T8467] device bridge_slave_0 entered promiscuous mode [ 70.549012][ T8470] chnl_net:caif_netlink_parms(): no params data found [ 70.558156][ T8462] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 70.615054][ T8467] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.622125][ T8467] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.630579][ T8467] device bridge_slave_1 entered promiscuous mode [ 70.655835][ T8467] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.667701][ T8467] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.742892][ T8467] team0: Port device team_slave_0 added [ 70.758107][ T8472] chnl_net:caif_netlink_parms(): no params data found [ 70.787108][ T8467] team0: Port device team_slave_1 added [ 70.804853][ T8470] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.812171][ T8470] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.820095][ T8470] device bridge_slave_0 entered promiscuous mode [ 70.830800][ T8470] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.838857][ T8470] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.846533][ T8470] device bridge_slave_1 entered promiscuous mode [ 70.926093][ T8467] device hsr_slave_0 entered promiscuous mode [ 70.973583][ T8467] device hsr_slave_1 entered promiscuous mode [ 71.023571][ T8467] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.031222][ T8467] Cannot create hsr debugfs directory [ 71.060623][ T8465] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 71.097832][ T8465] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 71.151017][ T8465] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 71.205573][ T8465] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 71.268779][ T8470] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.318274][ T8470] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.328286][ T8472] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.335789][ T8472] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.344841][ T8472] device bridge_slave_0 entered promiscuous mode [ 71.363228][ T8475] chnl_net:caif_netlink_parms(): no params data found [ 71.382681][ T8472] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.390680][ T8472] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.398757][ T8472] device bridge_slave_1 entered promiscuous mode [ 71.419798][ T8472] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.460787][ T8470] team0: Port device team_slave_0 added [ 71.470443][ T8472] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.498974][ T8470] team0: Port device team_slave_1 added [ 71.516115][ T8475] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.523179][ T8475] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.531358][ T8475] device bridge_slave_0 entered promiscuous mode [ 71.540743][ T8472] team0: Port device team_slave_0 added [ 71.558223][ T8475] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.568996][ T8475] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.578061][ T8475] device bridge_slave_1 entered promiscuous mode [ 71.626720][ T8470] device hsr_slave_0 entered promiscuous mode [ 71.663977][ T8470] device hsr_slave_1 entered promiscuous mode [ 71.703493][ T8470] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.711677][ T8470] Cannot create hsr debugfs directory [ 71.718411][ T8472] team0: Port device team_slave_1 added [ 71.766148][ T8472] device hsr_slave_0 entered promiscuous mode [ 71.803779][ T8472] device hsr_slave_1 entered promiscuous mode [ 71.843507][ T8472] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.851107][ T8472] Cannot create hsr debugfs directory [ 71.921545][ T8475] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.934045][ T8475] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.992316][ T8462] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.002029][ T8475] team0: Port device team_slave_0 added [ 72.010293][ T8475] team0: Port device team_slave_1 added [ 72.019375][ T8467] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 72.077687][ T8467] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 72.165517][ T8475] device hsr_slave_0 entered promiscuous mode [ 72.213791][ T8475] device hsr_slave_1 entered promiscuous mode [ 72.253511][ T8475] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 72.261091][ T8475] Cannot create hsr debugfs directory [ 72.272357][ T8465] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.284697][ T8467] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 72.324962][ T8472] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 72.366234][ T8462] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.373026][ T8472] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 72.429142][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.437851][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.461350][ T8467] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 72.524257][ T8472] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 72.569696][ T8470] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 72.624647][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.633158][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.641749][ T3213] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.648953][ T3213] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.657790][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.671418][ T8472] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 72.732184][ T8470] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 72.777689][ T8470] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 72.816650][ T8470] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 72.902915][ T8465] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.910122][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.918341][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.927262][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.936021][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.944809][ T2690] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.951849][ T2690] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.992050][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.023143][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.032127][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.041963][ T3213] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.049087][ T3213] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.079232][ T8475] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 73.154300][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.162166][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.171181][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.180506][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.189326][ T3211] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.196422][ T3211] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.223976][ T8475] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 73.269020][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.279560][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.288297][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 73.298920][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.307693][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 73.316359][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.325142][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.333905][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.342431][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.351184][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.359925][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.367983][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.384886][ T8475] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 73.446979][ T8475] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 73.497740][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 73.509637][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.521118][ T8462] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.540403][ T8467] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.549737][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 73.559295][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.575635][ T8472] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.582964][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 73.591701][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.600410][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 73.608855][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.631164][ T8467] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.641481][ T8465] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.652100][ T2769] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.660288][ T2769] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.698703][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.708255][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.717270][ T2757] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.724378][ T2757] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.732056][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.741000][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.749826][ T2757] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.756929][ T2757] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.764922][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 73.772523][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.780480][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.787963][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.795617][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.805498][ T8472] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.820699][ T8462] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.837892][ T8470] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.851553][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 73.859742][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.890421][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 73.899523][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.908601][ T3213] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.915760][ T3213] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.924287][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 73.932749][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.941109][ T3213] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.948163][ T3213] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.956665][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 73.965123][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.972490][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.980043][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 73.988455][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 73.996971][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.030787][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.040174][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.049529][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 74.058372][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.068094][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.077317][ T3213] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.102339][ T8467] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 74.113795][ T8467] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.130173][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 74.139284][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 74.148849][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.158587][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.167070][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.175986][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.184873][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 74.193404][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.201653][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.209338][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.219667][ T8465] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.228114][ T8462] device veth0_vlan entered promiscuous mode [ 74.240706][ T8470] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.248670][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 74.256759][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 74.264621][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.272441][ T2757] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.290516][ T8475] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.316353][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.326050][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.335292][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.345132][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.353221][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.362229][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.371023][ T2690] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.378188][ T2690] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.386100][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.394923][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.403150][ T2690] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.410212][ T2690] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.417981][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.425938][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 74.433386][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.443720][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.457053][ T8472] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 74.469325][ T8472] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.480061][ T8462] device veth1_vlan entered promiscuous mode [ 74.503927][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 74.511940][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 74.520421][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.528689][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.537472][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 74.546487][ T2690] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.569586][ T8467] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.583166][ T8475] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.592412][ T2769] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.600532][ T2769] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.608207][ T2769] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.617251][ T2769] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.624968][ T2769] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 74.648902][ T8472] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.673704][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 74.682450][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 179.693315][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 179.700137][ C1] rcu: 1-...!: (10499 ticks this GP) idle=0ca/1/0x4000000000000002 softirq=13517/13519 fqs=1 [ 179.710690][ C1] (t=10500 jiffies g=7185 q=88) [ 179.715633][ C1] rcu: rcu_preempt kthread starved for 10498 jiffies! g7185 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 179.726740][ C1] rcu: RCU grace-period kthread stack dump: [ 179.732726][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 179.740628][ C1] Call Trace: [ 179.743917][ C1] __schedule+0x9a0/0xcc0 [ 179.748248][ C1] schedule+0x181/0x210 [ 179.752411][ C1] schedule_timeout+0x14f/0x240 [ 179.757259][ C1] ? run_local_timers+0x120/0x120 [ 179.762281][ C1] rcu_gp_kthread+0xed8/0x1770 [ 179.767042][ C1] kthread+0x332/0x350 [ 179.771110][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 179.776207][ C1] ? kthread_blkcg+0xe0/0xe0 [ 179.780788][ C1] ret_from_fork+0x24/0x30 [ 179.785206][ C1] NMI backtrace for cpu 1 [ 179.789525][ C1] CPU: 1 PID: 3211 Comm: kworker/1:156 Not tainted 5.5.0-rc5-syzkaller #0 [ 179.798001][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 179.808051][ C1] Workqueue: events linkwatch_event [ 179.813233][ C1] Call Trace: [ 179.816510][ C1] [ 179.819349][ C1] dump_stack+0x1fb/0x318 [ 179.823672][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 179.828510][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 179.834655][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 179.840711][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 179.846693][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 179.852571][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 179.857676][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 179.862868][ C1] ? trace_hardirqs_off+0x74/0x80 [ 179.867881][ C1] update_process_times+0x12d/0x180 [ 179.873067][ C1] tick_sched_timer+0x263/0x420 [ 179.877905][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 179.883438][ C1] __hrtimer_run_queues+0x403/0x840 [ 179.888638][ C1] hrtimer_interrupt+0x38c/0xda0 [ 179.893581][ C1] ? debug_smp_processor_id+0x9/0x20 [ 179.898854][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 179.904386][ C1] apic_timer_interrupt+0xf/0x20 [ 179.909307][ C1] [ 179.912232][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 179.918287][ C1] 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 [ 179.937978][ C1] RSP: 0018:ffffc90008d7f6c8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 179.946373][ C1] RAX: 1ffff11011c60be1 RBX: ffffea00025e6e40 RCX: 0000000000000000 [ 179.954343][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00025e6e40 [ 179.962397][ C1] RBP: ffffc90008d7f6f0 R08: 000000000003a728 R09: ffffed1012cafef1 [ 179.970354][ C1] R10: ffffed1012cafef1 R11: 0000000000000000 R12: ffff88808e305fa0 [ 179.978313][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff88809657f778 [ 179.986288][ C1] ? free_thread_stack+0x124/0x590 [ 179.991388][ C1] ? mod_memcg_page_state+0x16/0x190 [ 179.996659][ C1] free_thread_stack+0x168/0x590 [ 180.001586][ C1] put_task_stack+0xa3/0x130 [ 180.006168][ C1] finish_task_switch+0x3f1/0x550 [ 180.011188][ C1] __schedule+0x9a8/0xcc0 [ 180.015526][ C1] ? ___preempt_schedule+0x16/0x18 [ 180.020623][ C1] preempt_schedule+0xdb/0x120 [ 180.025374][ C1] ___preempt_schedule+0x16/0x18 [ 180.030299][ C1] ? vprintk_emit+0x2fe/0x3a0 [ 180.034961][ C1] ? vprintk_emit+0x368/0x3a0 [ 180.040058][ C1] vprintk_emit+0x36d/0x3a0 [ 180.044549][ C1] vprintk_default+0x28/0x30 [ 180.049124][ C1] vprintk_func+0x158/0x170 [ 180.053613][ C1] printk+0x62/0x8d [ 180.057409][ C1] ? addrconf_notify+0xd37/0x3c90 [ 180.062416][ C1] ? addrconf_notify+0x779/0x3c90 [ 180.067448][ C1] addrconf_notify+0x2c8d/0x3c90 [ 180.072383][ C1] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 180.077666][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 180.083036][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 180.088571][ C1] ? trace_hardirqs_on+0x74/0x80 [ 180.093497][ C1] ? __local_bh_enable_ip+0x13a/0x240 [ 180.098858][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 180.104390][ C1] ? tls_dev_event+0x619/0xc00 [ 180.109149][ C1] ? clusterip_netdev_event+0x48b/0x4a0 [ 180.114698][ C1] ? ip6mr_device_event+0x1ee/0x210 [ 180.119890][ C1] raw_notifier_call_chain+0xec/0x190 [ 180.125256][ C1] netdev_state_change+0x147/0x1f0 [ 180.130364][ C1] linkwatch_do_dev+0x10e/0x160 [ 180.135211][ C1] __linkwatch_run_queue+0x446/0x730 [ 180.140489][ C1] linkwatch_event+0x4c/0x60 [ 180.145082][ C1] process_one_work+0x7ef/0x10d0 [ 180.150027][ C1] worker_thread+0xc01/0x1630 [ 180.154718][ C1] kthread+0x332/0x350 [ 180.158775][ C1] ? rcu_lock_release+0x30/0x30 [ 180.163633][ C1] ? kthread_blkcg+0xe0/0xe0 [ 180.168406][ C1] ret_from_fork+0x24/0x30