[?25l[?1c7[ ok 8[?25h[?0c. [ 46.331693][ T26] audit: type=1800 audit(1578483888.336:25): pid=8346 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 46.357328][ T26] audit: type=1800 audit(1578483888.336:26): pid=8346 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 46.398779][ T26] audit: type=1800 audit(1578483888.346:27): pid=8346 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 '10.128.1.60' (ECDSA) to the list of known hosts. 2020/01/08 11:44:57 fuzzer started 2020/01/08 11:44:58 dialing manager at 10.128.0.26:35703 2020/01/08 11:44:58 syscalls: 2824 2020/01/08 11:44:58 code coverage: enabled 2020/01/08 11:44:58 comparison tracing: enabled 2020/01/08 11:44:58 extra coverage: enabled 2020/01/08 11:44:58 setuid sandbox: enabled 2020/01/08 11:44:58 namespace sandbox: enabled 2020/01/08 11:44:58 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 11:44:58 fault injection: enabled 2020/01/08 11:44:58 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 11:44:58 net packet injection: enabled 2020/01/08 11:44:58 net device setup: enabled 2020/01/08 11:44:58 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 11:44:58 devlink PCI setup: PCI device 0000:00:10.0 is not available 11:44:59 executing program 0: r0 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r0, &(0x7f0000000100)={0x0, 0x90020000, &(0x7f0000000500)=[{&(0x7f0000000000)="2e00000018008105e00f80ecdb4cb92e0a60022c000cd300e8bd6efb120009000e0004a01000000006000500fec0", 0x2e}], 0x1, 0x0, 0x0, 0xa00}, 0x0) 11:45:00 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) sendmsg$TIPC_NL_UDP_GET_REMOTEIP(0xffffffffffffffff, 0x0, 0x0) setsockopt$sock_int(r0, 0x1, 0x6, &(0x7f0000000140)=0x31, 0x4) bind$inet(r0, &(0x7f0000000000)={0x2, 0x0, @remote}, 0x10) connect$inet(r0, &(0x7f0000000400)={0x2, 0x0, @broadcast}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$netlink(0xffffffffffffffff, 0x0, 0x0) sendto(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x2a8) sendmmsg(r0, &(0x7f0000007fc0), 0x4000000000001a8, 0xc0fe) syzkaller login: [ 58.026574][ T8514] IPVS: ftp: loaded support on port[0] = 21 11:45:00 executing program 2: r0 = getpid() r1 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0xea, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, @perf_bp={0x0}}, r0, 0x0, 0xffffffffffffffff, 0x0) socket$kcm(0xa, 0x0, 0x11) close(r1) [ 58.191119][ T8514] chnl_net:caif_netlink_parms(): no params data found [ 58.210248][ T8517] IPVS: ftp: loaded support on port[0] = 21 [ 58.272433][ T8514] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.281963][ T8514] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.290308][ T8514] device bridge_slave_0 entered promiscuous mode [ 58.311522][ T8514] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.320271][ T8514] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.328560][ T8514] device bridge_slave_1 entered promiscuous mode [ 58.382177][ T8514] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.417715][ T8514] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.464673][ T8514] team0: Port device team_slave_0 added [ 58.488402][ T8514] team0: Port device team_slave_1 added [ 58.494358][ T8517] chnl_net:caif_netlink_parms(): no params data found 11:45:00 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f0000000100)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r1, &(0x7f00000bd000), 0x3a, 0x0) recvmmsg(r0, &(0x7f000030efc4)=[{{0x0, 0x0, 0x0}}], 0x8000000000001b9, 0x0, 0x0) [ 58.511864][ T8520] IPVS: ftp: loaded support on port[0] = 21 [ 58.601867][ T8514] device hsr_slave_0 entered promiscuous mode [ 58.649430][ T8514] device hsr_slave_1 entered promiscuous mode [ 58.745242][ T8522] IPVS: ftp: loaded support on port[0] = 21 [ 58.770411][ T8517] bridge0: port 1(bridge_slave_0) entered blocking state 11:45:00 executing program 4: 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}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x1f, 0x1, 0x0, 0xfc, 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_bp={0x0, 0x2}, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0xfffc}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$TIOCGPKT(0xffffffffffffffff, 0x80045438, &(0x7f0000000180)) lseek(0xffffffffffffffff, 0x0, 0x3) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x7c72b077e3fd11f7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bpf$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$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000200)={r0, 0xffffffffffffffff, 0x0, 0x0, 0x0, r1}, 0x30) r2 = creat(&(0x7f0000000040)='./bus\x00', 0x0) ioctl$EXT4_IOC_SETFLAGS(r2, 0x40086602, &(0x7f00000001c0)) r3 = creat(&(0x7f0000000040)='./bus\x00', 0xcb) lseek(r3, 0x800002, 0x0) write$binfmt_elf64(r3, &(0x7f0000000240)=ANY=[@ANYBLOB="00e696120c17304afb1175de08d5997c6886e4881a5050746e2bcaafd473be8af4be87eea0eb6ddf9ebd04759a367784a411c107d44e6d2b22b9d09f4e3902dbb24b5137705a49601b9ff6db44d074"], 0x3) fallocate(r3, 0x3, 0x0, 0x8020003) writev(r3, &(0x7f0000000380)=[{&(0x7f0000000200)="e5", 0x1}], 0x1) lseek(r3, 0x200, 0x3) write$binfmt_elf64(0xffffffffffffffff, &(0x7f0000000180)=ANY=[@ANYBLOB="5896"], 0x3) fallocate(0xffffffffffffffff, 0x3, 0x0, 0x8020003) creat(&(0x7f0000000040)='./bus\x00', 0x0) [ 58.796082][ T8517] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.806898][ T8517] device bridge_slave_0 entered promiscuous mode [ 58.845163][ T8517] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.852526][ T8517] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.862385][ T8517] device bridge_slave_1 entered promiscuous mode [ 58.950373][ T8517] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.988048][ T8517] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.053794][ T8517] team0: Port device team_slave_0 added 11:45:01 executing program 5: bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0x3, 0x4, &(0x7f0000000000)=@framed={{0x18, 0x2}, [@call={0x85, 0x0, 0x0, 0x13}]}, &(0x7f00000000c0)='GPL\x00', 0x5, 0x1000, &(0x7f000062b000)=""/4096, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x67) [ 59.113262][ T8525] IPVS: ftp: loaded support on port[0] = 21 [ 59.126617][ T8517] team0: Port device team_slave_1 added [ 59.166038][ T8520] chnl_net:caif_netlink_parms(): no params data found [ 59.194325][ T8522] chnl_net:caif_netlink_parms(): no params data found [ 59.290230][ T8517] device hsr_slave_0 entered promiscuous mode [ 59.337816][ T8517] device hsr_slave_1 entered promiscuous mode [ 59.377490][ T8517] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.385287][ T8517] Cannot create hsr debugfs directory [ 59.401027][ T8514] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.463536][ T8514] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.531547][ T8528] IPVS: ftp: loaded support on port[0] = 21 [ 59.569341][ T8514] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.621062][ T8514] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.693351][ T8520] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.701435][ T8520] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.709562][ T8520] device bridge_slave_0 entered promiscuous mode [ 59.717911][ T8520] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.724966][ T8520] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.732850][ T8520] device bridge_slave_1 entered promiscuous mode [ 59.765846][ T8522] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.773559][ T8522] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.781168][ T8522] device bridge_slave_0 entered promiscuous mode [ 59.794492][ T8520] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.805908][ T8520] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.820754][ T8522] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.828588][ T8522] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.836146][ T8522] device bridge_slave_1 entered promiscuous mode [ 59.880304][ T8522] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.934822][ T8522] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.950524][ T8520] team0: Port device team_slave_0 added [ 59.970739][ T8525] chnl_net:caif_netlink_parms(): no params data found [ 59.981411][ T8522] team0: Port device team_slave_0 added [ 59.991796][ T8522] team0: Port device team_slave_1 added [ 60.006358][ T8520] team0: Port device team_slave_1 added [ 60.040381][ T8517] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.130508][ T8517] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 60.193904][ T8517] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.289992][ T8520] device hsr_slave_0 entered promiscuous mode [ 60.337694][ T8520] device hsr_slave_1 entered promiscuous mode [ 60.387355][ T8520] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.395047][ T8520] Cannot create hsr debugfs directory [ 60.459689][ T8522] device hsr_slave_0 entered promiscuous mode [ 60.497718][ T8522] device hsr_slave_1 entered promiscuous mode [ 60.558215][ T8522] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.565846][ T8522] Cannot create hsr debugfs directory [ 60.575834][ T8517] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 60.655328][ T8525] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.662710][ T8525] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.670754][ T8525] device bridge_slave_0 entered promiscuous mode [ 60.694117][ T8528] chnl_net:caif_netlink_parms(): no params data found [ 60.721658][ T8525] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.729315][ T8525] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.737621][ T8525] device bridge_slave_1 entered promiscuous mode [ 60.778056][ T8525] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.812041][ T8525] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.865109][ T8514] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.873125][ T8528] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.881128][ T8528] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.889133][ T8528] device bridge_slave_0 entered promiscuous mode [ 60.901653][ T8522] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.959652][ T8522] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.035072][ T8525] team0: Port device team_slave_0 added [ 61.043424][ T8528] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.050854][ T8528] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.059507][ T8528] device bridge_slave_1 entered promiscuous mode [ 61.066373][ T8522] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.123085][ T8522] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 61.179907][ T8514] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.187803][ T8525] team0: Port device team_slave_1 added [ 61.211383][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.219669][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.230134][ T8517] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.243187][ T8520] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 61.301878][ T8528] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.313239][ T8528] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.340245][ T8520] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 61.376679][ T8517] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.410173][ T8525] device hsr_slave_0 entered promiscuous mode [ 61.448452][ T8525] device hsr_slave_1 entered promiscuous mode [ 61.487545][ T8525] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.495133][ T8525] Cannot create hsr debugfs directory [ 61.511359][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.520089][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.528747][ T2936] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.535863][ T2936] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.543874][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.552523][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.560273][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.568907][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.579189][ T2936] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.586223][ T2936] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.594044][ T8520] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 61.683633][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.692287][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.700717][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.709669][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.718850][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.727076][ T2936] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.734166][ T2936] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.741822][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.750509][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.759600][ T2936] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.766658][ T2936] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.774225][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.783451][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.791361][ T8520] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 61.860831][ T8528] team0: Port device team_slave_0 added [ 61.889755][ T8528] team0: Port device team_slave_1 added [ 61.916088][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.925535][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.934096][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.942355][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.951152][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.960138][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.968798][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.977142][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.984955][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.015487][ T8514] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.027140][ T8514] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.041812][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.051281][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.060513][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.068972][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.077891][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.086315][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.095656][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.138740][ T8525] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 62.189927][ T8525] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 62.239736][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.249644][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.310160][ T8528] device hsr_slave_0 entered promiscuous mode [ 62.348078][ T8528] device hsr_slave_1 entered promiscuous mode [ 62.377491][ T8528] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 62.385083][ T8528] Cannot create hsr debugfs directory [ 62.396515][ T8517] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.409576][ T8517] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.435544][ T8514] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.445779][ T8525] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 62.500042][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.510101][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.519243][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.526686][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.544639][ T8522] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.556376][ T8525] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 62.614329][ T8522] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.634759][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.643242][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.663836][ T8517] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.686842][ T8520] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.702935][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.711348][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.718881][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.728208][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.736693][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.745281][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.753628][ T2862] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.760705][ T2862] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.768921][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.777508][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.785774][ T2862] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.792851][ T2862] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.826192][ T8514] device veth0_vlan entered promiscuous mode [ 62.834499][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.844378][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.853774][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.862622][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.872308][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.881957][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.890058][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.897980][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.906412][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.915076][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.923323][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.931974][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.939971][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.947734][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.958216][ T8520] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.992506][ T8514] device veth1_vlan entered promiscuous mode [ 63.006436][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 63.016901][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 63.026173][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.034970][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.043448][ T2936] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.050536][ T2936] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.058621][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 63.066972][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.075332][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 63.083615][ T2936] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.093079][ T8522] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.121924][ T2860] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.130220][ T2860] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 63.140570][ T2860] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.149878][ T2860] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.159869][ T2860] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.168473][ T2860] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.175514][ T2860] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.200842][ T8528] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 63.259739][ T8528] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 63.291749][ T8528] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 63.352002][ T8528] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 63.405494][ T8517] device veth0_vlan entered promiscuous mode [ 63.417569][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.426124][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 63.452305][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 63.462010][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 63.472203][ T2862] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.510391][ T8520] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 63.527170][ T8520] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 63.566094][ T8520] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.625488][ T8520] device veth0_vlan entered promiscuous mode [ 63.645079][ T8520] device veth1_vlan entered promiscuous mode [ 63.685285][ T8522] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.727541][ T8522] device veth0_vlan entered promiscuous mode [ 63.748680][ T8522] device veth1_vlan entered promiscuous mode [ 168.477238][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 168.484161][ C0] rcu: 0-...!: (10499 ticks this GP) idle=0a2/1/0x4000000000000002 softirq=12421/12421 fqs=35 [ 168.494742][ C0] (t=10500 jiffies g=6677 q=672) [ 168.499758][ C0] rcu: rcu_preempt kthread starved for 10423 jiffies! g6677 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 168.510843][ C0] rcu: RCU grace-period kthread stack dump: [ 168.516807][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 168.524724][ C0] Call Trace: [ 168.528032][ C0] __schedule+0x9a0/0xcc0 [ 168.532376][ C0] schedule+0x181/0x210 [ 168.538348][ C0] schedule_timeout+0x14f/0x240 [ 168.543191][ C0] ? run_local_timers+0x120/0x120 [ 168.548211][ C0] rcu_gp_kthread+0xed8/0x1770 [ 168.552973][ C0] kthread+0x332/0x350 [ 168.557032][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 168.562149][ C0] ? kthread_blkcg+0xe0/0xe0 [ 168.567523][ C0] ret_from_fork+0x24/0x30 [ 168.571945][ C0] NMI backtrace for cpu 0 [ 168.576524][ C0] CPU: 0 PID: 36 Comm: kworker/u4:2 Not tainted 5.5.0-rc5-syzkaller #0 [ 168.584744][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 168.594889][ C0] Workqueue: 0x0 (gid-cache-wq) [ 168.599818][ C0] Call Trace: [ 168.603091][ C0] [ 168.605934][ C0] dump_stack+0x1fb/0x318 [ 168.610271][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 168.615109][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 168.621253][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 168.627311][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 168.633286][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 168.639169][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 168.644280][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 168.649474][ C0] ? trace_hardirqs_off+0x74/0x80 [ 168.654491][ C0] update_process_times+0x12d/0x180 [ 168.659682][ C0] tick_sched_timer+0x263/0x420 [ 168.664522][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.670194][ C0] __hrtimer_run_queues+0x403/0x840 [ 168.675399][ C0] hrtimer_interrupt+0x38c/0xda0 [ 168.680343][ C0] ? debug_smp_processor_id+0x9/0x20 [ 168.685631][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 168.691171][ C0] apic_timer_interrupt+0xf/0x20 [ 168.696133][ C0] [ 168.699086][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x14/0x50 [ 168.705239][ C0] Code: 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 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 83 fa 02 75 21 48 8b 91 [ 168.724840][ C0] RSP: 0018:ffffc90000eb7c28 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.733244][ C0] RAX: ffffffff81489244 RBX: ffffea0002997e40 RCX: ffff8880a9500300 [ 168.741208][ C0] RDX: 0000000000000001 RSI: 00000000fffffffc RDI: ffffea0002997e40 [ 168.749170][ C0] RBP: ffffc90000eb7c68 R08: 000000000003a728 R09: ffffed101280bf09 [ 168.757131][ C0] R10: ffffed101280bf09 R11: 0000000000000000 R12: ffff8880a4dc1b20 [ 168.765091][ C0] R13: dffffc0000000000 R14: 1ffff110149b8364 R15: ffff88809405f838 [ 168.773070][ C0] ? free_thread_stack+0x124/0x590 [ 168.778176][ C0] ? free_thread_stack+0x124/0x590 [ 168.783280][ C0] put_task_stack+0xa3/0x130 [ 168.787859][ C0] finish_task_switch+0x3f1/0x550 [ 168.792880][ C0] __schedule+0x9a8/0xcc0 [ 168.797216][ C0] schedule+0x181/0x210 [ 168.801363][ C0] worker_thread+0x10d6/0x1630 [ 168.806156][ C0] kthread+0x332/0x350 [ 168.810239][ C0] ? rcu_lock_release+0x30/0x30 [ 168.815089][ C0] ? kthread_blkcg+0xe0/0xe0 [ 168.819695][ C0] ret_from_fork+0x24/0x30