[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 50.588595][ T26] audit: type=1800 audit(1578451279.915:25): pid=8306 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 50.625715][ T26] audit: type=1800 audit(1578451279.915:26): pid=8306 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 50.650259][ T26] audit: type=1800 audit(1578451279.925:27): pid=8306 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 '10.128.0.18' (ECDSA) to the list of known hosts. 2020/01/08 02:41:27 fuzzer started 2020/01/08 02:41:29 dialing manager at 10.128.0.26:35703 2020/01/08 02:41:29 syscalls: 2824 2020/01/08 02:41:29 code coverage: enabled 2020/01/08 02:41:29 comparison tracing: enabled 2020/01/08 02:41:29 extra coverage: enabled 2020/01/08 02:41:29 setuid sandbox: enabled 2020/01/08 02:41:29 namespace sandbox: enabled 2020/01/08 02:41:29 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 02:41:29 fault injection: enabled 2020/01/08 02:41:29 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 02:41:29 net packet injection: enabled 2020/01/08 02:41:29 net device setup: enabled 2020/01/08 02:41:29 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 02:41:29 devlink PCI setup: PCI device 0000:00:10.0 is not available 02:41:30 executing program 0: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f00000001c0)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000140)={0xffffffffffffffff}, 0x2}}, 0x20) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_MIGRATE_ID(r2, &(0x7f0000000080)={0x12, 0x10, 0xfa00, {0x0, r1, r0}}, 0x18) write$RDMA_USER_CM_CMD_ACCEPT(r2, &(0x7f0000000640)={0x8, 0x120, 0xfa00, {0x0, {0x0, 0x0, "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"}, r1}}, 0x128) 02:41:30 executing program 1: setrlimit(0x7, &(0x7f0000000040)) open_tree(0xffffffffffffffff, 0x0, 0x0) syzkaller login: [ 61.178015][ T8469] IPVS: ftp: loaded support on port[0] = 21 [ 61.293275][ T8471] IPVS: ftp: loaded support on port[0] = 21 02:41:30 executing program 2: r0 = socket$inet6(0xa, 0x1, 0x8010800000000084) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000280)={0x0, @in, 0x0, 0x0, 0x0, 0x0, 0x11}, 0x98) sendmmsg$inet6(r0, &(0x7f0000000000)=[{{&(0x7f0000000380)={0xa, 0x0, 0x0, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x7}, 0x1c, &(0x7f0000000480)=[{&(0x7f0000000040)='w', 0x1}], 0x1}}], 0x1, 0x8051) [ 61.388594][ T8469] chnl_net:caif_netlink_parms(): no params data found [ 61.515007][ T8469] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.535858][ T8469] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.543667][ T8469] device bridge_slave_0 entered promiscuous mode [ 61.572402][ T8469] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.581473][ T8469] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.592772][ T8469] device bridge_slave_1 entered promiscuous mode [ 61.606830][ T8471] chnl_net:caif_netlink_parms(): no params data found [ 61.617453][ T8475] IPVS: ftp: loaded support on port[0] = 21 [ 61.655182][ T8469] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.678546][ T8469] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 02:41:31 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) setsockopt$EBT_SO_SET_ENTRIES(r0, 0x0, 0x80, &(0x7f0000000200)=@nat={'nat\x00', 0x3b5, 0x1, 0x1ec, [0x20000440, 0x0, 0x0, 0x20000470, 0x20000628], 0x0, 0x0, &(0x7f0000000440)=ANY=[@ANYBLOB="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"/492]}, 0x264) [ 61.721621][ T8469] team0: Port device team_slave_0 added [ 61.736312][ T8469] team0: Port device team_slave_1 added [ 61.828390][ T8469] device hsr_slave_0 entered promiscuous mode [ 61.875772][ T8469] device hsr_slave_1 entered promiscuous mode [ 61.929621][ T8471] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.945514][ T8471] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.954056][ T8471] device bridge_slave_0 entered promiscuous mode [ 61.970721][ T8471] bridge0: port 2(bridge_slave_1) entered blocking state 02:41:31 executing program 4: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x417500, 0x0) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000000140)='./bus\x00', 0x14103e, 0x0) accept$packet(0xffffffffffffffff, 0x0, &(0x7f0000000000)) fcntl$getownex(r2, 0x10, &(0x7f0000000080)) r3 = open(&(0x7f0000000140)='./bus\x00', 0x14103e, 0x0) write$binfmt_elf64(r0, &(0x7f0000000480)=ANY=[@ANYBLOB="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"/2631], 0xa47) accept$packet(r3, 0x0, &(0x7f0000000000)) r4 = getpid() sched_setscheduler(r4, 0x5, &(0x7f0000000380)) r5 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1000000000, 0x6}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$getown(r5, 0x9) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000002c0)={0xffffffffffffffff, 0xc0, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000200), 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000400)={0x0, r5, 0x0, 0x1, &(0x7f00000003c0)='\x00', r6}, 0x30) bpf$BPF_TASK_FD_QUERY(0x14, 0x0, 0x0) r7 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCADDRT(r7, 0x890b, &(0x7f0000000180)={0x0, {0x2, 0x4e22, @empty}, {0x2, 0x4e20, @loopback}, {0x2, 0x4e24, @empty}, 0x150, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fff}) ioctl$sock_inet_SIOCADDRT(r7, 0x890b, &(0x7f0000000100)={0x0, {0x2, 0x4e22, @local}, {0x2, 0x4e22, @rand_addr=0x7}, {0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x14}}, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)='vxcan1\x00', 0x3, 0x2, 0x1f}) ioctl$sock_inet_SIOCADDRT(r7, 0x890b, &(0x7f0000000080)={0x750, {0x2, 0x0, @dev={0xac, 0x2}}, {0x2, 0x0, @remote}, {0x2, 0x0, @broadcast}, 0x0, 0x0, 0x2, 0x46a}) listen(r7, 0x800) r8 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r8, 0x6, 0x80000000000002, &(0x7f0000000300)=0x80, 0x4) bind$inet(r8, &(0x7f0000000000)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r8, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r8, 0x1, 0x8, &(0x7f00000003c0), 0x4) write$binfmt_elf64(r8, &(0x7f0000000100)=ANY=[@ANYRES32, @ANYRES16=0x0], 0x2bcf) r9 = open(&(0x7f0000000140)='./bus\x00', 0x14103e, 0x0) accept$packet(r9, 0x0, &(0x7f0000000000)) ioctl$PERF_EVENT_IOC_SET_BPF(r1, 0x40042408, r9) shutdown(r8, 0x1) recvmsg(r8, &(0x7f0000001440)={0x0, 0xa, &(0x7f00000015c0)=[{&(0x7f0000001600)=""/4096, 0xf99e}], 0x1, 0x0, 0xff96ce4aaaa47475, 0x7115}, 0x100) creat(0x0, 0x0) [ 61.978394][ T8471] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.988237][ T8471] device bridge_slave_1 entered promiscuous mode [ 62.020610][ T8477] IPVS: ftp: loaded support on port[0] = 21 [ 62.094999][ T8471] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.128458][ T8471] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.211870][ T8475] chnl_net:caif_netlink_parms(): no params data found 02:41:31 executing program 5: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000080)='/dev/uinput\x00', 0x4000000000802, 0x0) write$uinput_user_dev(r0, &(0x7f0000000400)={'syz1\x00'}, 0x45c) ioctl$UI_SET_EVBIT(r0, 0x40045564, 0x2) ioctl$UI_SET_RELBIT(r0, 0x40045566, 0x8) ioctl$UI_SET_EVBIT(r0, 0x40045564, 0x1) ioctl$UI_DEV_SETUP(r0, 0x5501, 0x0) ioctl$UI_DEV_DESTROY(0xffffffffffffffff, 0x5502) [ 62.260556][ T8471] team0: Port device team_slave_0 added [ 62.307242][ T8471] team0: Port device team_slave_1 added [ 62.405532][ T8469] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 62.418720][ T8480] IPVS: ftp: loaded support on port[0] = 21 [ 62.442130][ T8469] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 62.494811][ T8469] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.537844][ T8475] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.545085][ T8475] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.553034][ T8475] device bridge_slave_0 entered promiscuous mode [ 62.562281][ T8475] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.569611][ T8475] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.577297][ T8475] device bridge_slave_1 entered promiscuous mode [ 62.617184][ T8471] device hsr_slave_0 entered promiscuous mode [ 62.675761][ T8471] device hsr_slave_1 entered promiscuous mode [ 62.725661][ T8471] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.733433][ T8471] Cannot create hsr debugfs directory [ 62.748691][ T8469] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.757510][ T8483] IPVS: ftp: loaded support on port[0] = 21 [ 62.819820][ T8477] chnl_net:caif_netlink_parms(): no params data found [ 62.836340][ T8475] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.849723][ T8475] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.903749][ T8475] team0: Port device team_slave_0 added [ 62.924183][ T8475] team0: Port device team_slave_1 added [ 62.997242][ T8475] device hsr_slave_0 entered promiscuous mode [ 63.045846][ T8475] device hsr_slave_1 entered promiscuous mode [ 63.095554][ T8475] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.103379][ T8475] Cannot create hsr debugfs directory [ 63.155936][ T8477] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.163160][ T8477] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.171693][ T8477] device bridge_slave_0 entered promiscuous mode [ 63.179413][ T8471] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 63.267079][ T8477] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.274329][ T8477] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.282325][ T8477] device bridge_slave_1 entered promiscuous mode [ 63.298981][ T8471] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 63.373007][ T8477] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.383552][ T8471] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 63.456068][ T8477] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.472125][ T8471] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 63.523549][ T8480] chnl_net:caif_netlink_parms(): no params data found [ 63.550400][ T8477] team0: Port device team_slave_0 added [ 63.563426][ T8477] team0: Port device team_slave_1 added [ 63.640568][ T8483] chnl_net:caif_netlink_parms(): no params data found [ 63.668935][ T8480] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.676148][ T8480] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.683851][ T8480] device bridge_slave_0 entered promiscuous mode [ 63.738984][ T8477] device hsr_slave_0 entered promiscuous mode [ 63.775856][ T8477] device hsr_slave_1 entered promiscuous mode [ 63.815716][ T8477] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.823466][ T8477] Cannot create hsr debugfs directory [ 63.829973][ T8475] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 63.913923][ T8480] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.921263][ T8480] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.929053][ T8480] device bridge_slave_1 entered promiscuous mode [ 63.945511][ T8475] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 63.979048][ T8475] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 64.043475][ T8475] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 64.100160][ T8480] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.115036][ T8480] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.135320][ T8469] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.179151][ T8483] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.187333][ T8483] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.195140][ T8483] device bridge_slave_0 entered promiscuous mode [ 64.204117][ T8483] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.211311][ T8483] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.219093][ T8483] device bridge_slave_1 entered promiscuous mode [ 64.250253][ T8480] team0: Port device team_slave_0 added [ 64.271141][ T8483] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.284298][ T8483] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.294866][ T8480] team0: Port device team_slave_1 added [ 64.312106][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.321066][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.337875][ T8469] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.362086][ T8471] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.417669][ T8480] device hsr_slave_0 entered promiscuous mode [ 64.466054][ T8480] device hsr_slave_1 entered promiscuous mode [ 64.525587][ T8480] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.533292][ T8480] Cannot create hsr debugfs directory [ 64.547387][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.556214][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.564538][ T3210] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.571722][ T3210] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.580852][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.590341][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.599199][ T3210] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.606739][ T3210] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.614713][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.623672][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.633046][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.642425][ T8483] team0: Port device team_slave_0 added [ 64.652586][ T8483] team0: Port device team_slave_1 added [ 64.695251][ T8471] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.704031][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.712735][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.721156][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.728971][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.749071][ T8477] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 64.798306][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.808314][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.817499][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.897832][ T8483] device hsr_slave_0 entered promiscuous mode [ 64.925997][ T8483] device hsr_slave_1 entered promiscuous mode [ 64.975531][ T8483] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.983107][ T8483] Cannot create hsr debugfs directory [ 64.989653][ T8477] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 65.048308][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.058387][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.086959][ T8477] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 65.141185][ T8469] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.153305][ T8469] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.164996][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.173459][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.181755][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.191558][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.199966][ T3210] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.207154][ T3210] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.214611][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.223891][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.232569][ T3210] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.239621][ T3210] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.259002][ T8477] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 65.328170][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.348056][ T8475] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.355369][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.367263][ T8480] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 65.419494][ T8480] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 65.477541][ T8480] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 65.537039][ T8475] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.562153][ T2694] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.570273][ T2694] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.579113][ T2694] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.587459][ T2694] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.595275][ T2694] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.604122][ T8480] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 65.659692][ T8469] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.691615][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.701339][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.711146][ T2853] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.718364][ T2853] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.726820][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.735292][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.743797][ T2853] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.751080][ T2853] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.759347][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.767923][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.778510][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.786606][ T2853] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.829112][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.838399][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.847090][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.855566][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.874192][ T8471] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 65.886596][ T8471] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.903685][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.917366][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.926666][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 65.935349][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 65.944119][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 65.952639][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.977565][ T8483] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 66.020195][ T8483] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 66.078804][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.088133][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.097418][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.106126][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.123023][ T8469] device veth0_vlan entered promiscuous mode [ 66.138718][ T8483] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 66.197886][ T8483] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 66.259157][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.269797][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.278664][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.287688][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.296355][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.304726][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.313595][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.321847][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.334508][ T8469] device veth1_vlan entered promiscuous mode [ 66.349897][ T8471] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.369185][ T8475] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.383509][ T8475] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.402497][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.410763][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.418947][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.426627][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.435100][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.479282][ T8477] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.489956][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.498211][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.511270][ T3211] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.533054][ T2694] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.545561][ T2694] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.562664][ T8475] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.581332][ T8471] device veth0_vlan entered promiscuous mode [ 66.609749][ T8480] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.618079][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.630181][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.638872][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.647003][ T2854] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.671151][ T8471] device veth1_vlan entered promiscuous mode [ 66.722373][ T8483] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.744870][ T8480] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.754578][ T8477] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.820014][ T8477] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 66.833771][ T8477] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 66.878086][ T8477] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.935349][ T8477] device veth0_vlan entered promiscuous mode [ 66.954499][ T8477] device veth1_vlan entered promiscuous mode [ 171.725385][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 171.732211][ C0] rcu: 0-...!: (10499 ticks this GP) idle=ff2/1/0x4000000000000002 softirq=13835/13835 fqs=44 [ 171.742968][ C0] (t=10500 jiffies g=6693 q=544) [ 171.747989][ C0] rcu: rcu_preempt kthread starved for 10412 jiffies! g6693 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 171.759075][ C0] rcu: RCU grace-period kthread stack dump: [ 171.764957][ C0] rcu_preempt R running task 28984 10 2 0x80004000 [ 171.772850][ C0] Call Trace: [ 171.776138][ C0] __schedule+0x9a0/0xcc0 [ 171.780475][ C0] schedule+0x181/0x210 [ 171.784712][ C0] schedule_timeout+0x14f/0x240 [ 171.789559][ C0] ? run_local_timers+0x120/0x120 [ 171.794589][ C0] rcu_gp_kthread+0xed8/0x1770 [ 171.799373][ C0] kthread+0x332/0x350 [ 171.803446][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 171.808557][ C0] ? kthread_blkcg+0xe0/0xe0 [ 171.813142][ C0] ret_from_fork+0x24/0x30 [ 171.817566][ C0] NMI backtrace for cpu 0 [ 171.821887][ C0] CPU: 0 PID: 8489 Comm: kthreadd Not tainted 5.5.0-rc5-syzkaller #0 [ 171.830546][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 171.842957][ C0] Call Trace: [ 171.846239][ C0] [ 171.849099][ C0] dump_stack+0x1fb/0x318 [ 171.853428][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 171.858274][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 171.864425][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 171.870484][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 171.876456][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 171.882362][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 171.887475][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 171.892852][ C0] ? trace_hardirqs_off+0x74/0x80 [ 171.897883][ C0] update_process_times+0x12d/0x180 [ 171.903094][ C0] tick_sched_timer+0x263/0x420 [ 171.907938][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 171.913480][ C0] __hrtimer_run_queues+0x403/0x840 [ 171.918800][ C0] hrtimer_interrupt+0x38c/0xda0 [ 171.923759][ C0] ? debug_smp_processor_id+0x9/0x20 [ 171.929077][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 171.934628][ C0] apic_timer_interrupt+0xf/0x20 [ 171.939554][ C0] [ 171.942488][ C0] RIP: 0010:free_thread_stack+0x124/0x590 [ 171.948200][ C0] Code: ff 48 c1 e8 06 48 83 e0 c0 48 bf 00 00 00 00 00 ea ff ff 48 01 c7 be 03 00 00 00 e8 86 91 61 00 e9 5d 04 00 00 e8 3c 2c 2e 00 <48> 89 df 31 f6 e8 02 8d 6f 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 73 [ 171.967976][ C0] RSP: 0018:ffffc90002597e40 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 171.976398][ C0] RAX: ffffffff81489244 RBX: ffffea0002508b40 RCX: ffff8880944a6280 [ 171.984363][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002508b40 [ 171.992329][ C0] RBP: ffffc90002597e78 R08: 000000000003a728 R09: ffffed1014e916c9 [ 172.000317][ C0] R10: ffffed1014e916c9 R11: 0000000000000000 R12: ffff8880a88b7ba0 [ 172.008421][ C0] R13: dffffc0000000000 R14: 1ffff11015116f74 R15: ffff8880a748b638 [ 172.016528][ C0] ? free_thread_stack+0x124/0x590 [ 172.021661][ C0] put_task_stack+0xa3/0x130 [ 172.026251][ C0] finish_task_switch+0x3f1/0x550 [ 172.031288][ C0] ? kthread_blkcg+0xe0/0xe0 [ 172.035873][ C0] schedule_tail+0x20/0x1a0 [ 172.040369][ C0] ? kthread_blkcg+0xe0/0xe0 [ 172.044952][ C0] ret_from_fork+0x8/0x30