[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 44.020673][ T23] audit: type=1800 audit(1575384312.492:25): pid=8081 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 44.039945][ T23] audit: type=1800 audit(1575384312.492:26): pid=8081 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 44.060728][ T23] audit: type=1800 audit(1575384312.502:27): pid=8081 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 '10.128.1.14' (ECDSA) to the list of known hosts. 2019/12/03 14:45:21 fuzzer started 2019/12/03 14:45:23 dialing manager at 10.128.0.26:45711 2019/12/03 14:45:23 syscalls: 2689 2019/12/03 14:45:23 code coverage: enabled 2019/12/03 14:45:23 comparison tracing: enabled 2019/12/03 14:45:23 extra coverage: extra coverage is not supported by the kernel 2019/12/03 14:45:23 setuid sandbox: enabled 2019/12/03 14:45:23 namespace sandbox: enabled 2019/12/03 14:45:23 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 14:45:23 fault injection: enabled 2019/12/03 14:45:23 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 14:45:23 net packet injection: enabled 2019/12/03 14:45:23 net device setup: enabled 2019/12/03 14:45:23 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 14:45:23 devlink PCI setup: PCI device 0000:00:10.0 is not available 14:45:24 executing program 0: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dsp\x00', 0x0, 0x0) ioctl$SNDCTL_DSP_SETTRIGGER(r0, 0x40045010, &(0x7f0000000080)=0x14d) 14:45:24 executing program 1: r0 = socket$inet6(0xa, 0x40000080806, 0x0) r1 = socket$inet6(0xa, 0x80003, 0xff) ioctl(r1, 0x1000008912, &(0x7f0000000080)="0800b5055e0bcfe87b2071") bind$inet6(r0, &(0x7f0000000500)={0xa, 0x4e20}, 0x1c) listen(r0, 0x1ff) r2 = socket$inet6(0xa, 0x6, 0x0) connect$inet6(r2, &(0x7f0000419000)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) ioctl$int_in(r2, 0x5452, &(0x7f0000000080)=0x1f) sendmmsg(r2, &(0x7f0000003d40), 0x4000000000002be, 0x0) syzkaller login: [ 55.979861][ T8246] IPVS: ftp: loaded support on port[0] = 21 14:45:24 executing program 2: 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(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) prctl$PR_SET_PTRACER(0x59616d61, 0x0) ioctl$sock_inet_SIOCADDRT(0xffffffffffffffff, 0x890b, 0x0) ioctl$sock_inet_SIOCADDRT(0xffffffffffffffff, 0x890b, 0x0) listen(0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000300)=0x80, 0x4) pipe(&(0x7f0000000400)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000080)={0x26, 'hash\x00', 0x0, 0x0, 'sha256-generic\x00'}, 0x58) r4 = accept4$alg(r3, 0x0, 0x0, 0x0) vmsplice(r2, &(0x7f0000001600)=[{&(0x7f0000000040)="d9", 0x1}], 0x1, 0x0) splice(r1, 0x0, r4, 0x0, 0x20000000003, 0x0) bind$inet(0xffffffffffffffff, &(0x7f0000000000)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x200007fd, 0x0, 0x0) [ 56.147446][ T8249] IPVS: ftp: loaded support on port[0] = 21 [ 56.172300][ T8246] chnl_net:caif_netlink_parms(): no params data found 14:45:24 executing program 3: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r2, 0x10e, 0xc, &(0x7f0000000000)={0xffffffffffff1e7a}, 0x10) write(r2, &(0x7f0000000140)="2400000052001f0014f9f407000904000200071010000800feffffff0800000000000000", 0x24) [ 56.300766][ T8246] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.316137][ T8246] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.335695][ T8246] device bridge_slave_0 entered promiscuous mode [ 56.414165][ T8246] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.423323][ T8246] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.432276][ T8246] device bridge_slave_1 entered promiscuous mode [ 56.463379][ T8255] IPVS: ftp: loaded support on port[0] = 21 [ 56.495898][ T8246] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.524585][ T8249] chnl_net:caif_netlink_parms(): no params data found [ 56.554925][ T8246] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.571231][ T8256] IPVS: ftp: loaded support on port[0] = 21 [ 56.607498][ T8246] team0: Port device team_slave_0 added [ 56.630081][ T8249] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.645518][ T8249] bridge0: port 1(bridge_slave_0) entered disabled state 14:45:25 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x1ff}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x3}, 0x0) syz_mount_image$vfat(&(0x7f0000000540)='vfat\x00', &(0x7f00000002c0)='./file0\x00', 0x800000000e004, 0x1, &(0x7f0000000380)=[{&(0x7f0000000100)="eb3c906d6b66732e666174000204010002000270fff8", 0x16}], 0x0, 0x0) r0 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0) fchdir(r0) socket$inet6(0xa, 0x400000000001, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = open(&(0x7f0000000080)='./file0\x00', 0x40c5, 0x0) r2 = open$dir(&(0x7f0000000380)='./file0\x00', 0x0, 0x0) write$9p(r1, &(0x7f0000001400)="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", 0x1ac) sendfile(r1, r2, 0x0, 0x10000) [ 56.653062][ T8249] device bridge_slave_0 entered promiscuous mode [ 56.670149][ T8249] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.677925][ T8249] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.687864][ T8249] device bridge_slave_1 entered promiscuous mode [ 56.697466][ T8246] team0: Port device team_slave_1 added [ 56.754248][ T8249] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.788528][ T8249] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.849641][ T8246] device hsr_slave_0 entered promiscuous mode [ 56.905813][ T8246] device hsr_slave_1 entered promiscuous mode 14:45:25 executing program 5: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='status\x00B#g9\xc1m\x17\xf9\r\xc2#\"\xc9O\x135 x^\x91\xea\x85\xae\x10|\xc3\x81\x98\x19\xc2cT\v\x1d\xe1\xba \x1em\xe4\xb7ZP\x11P\x91\xee\xd50\xaaH.6YF\x01\xce\xb5\xd1i\xc5\xba\xf4\x1b5\xd8\xa5\xa0\x9a\x82If\x13\xd8`#\x86[W\xef&\x9f\x90\xd3\x04\x96\x9fh}\xf5;a\x1b@\xa4B\x91\xb5\xa8\x82 \x8f\xbb\x83^T\xa4\x13\x10\xa3\xb4\x81\xd5\xbd\xbb\t\x81t)\t\xa6;|\xd1\xa1\x8d@^[\x01\x1b\xfb\xe5\xa4\xd5\xbf)\x94G\xe4\xc0\xddKc\xa3g!\x1c\x00x#\x8bP\x9daA\x00\xd3KU\x84\xaa;<\xb9\xb9\x9en_\x84q\x92\x94\xd4\x1b\'\x11|G\xfbO++\xe4u\xeb%\xd5\x01\x00\x00\x00\xcf\x84\"\xca\xdeW\f\b{\x03\xf6\xb1\x81\x8b\xc9pw\xdb#,I\xee\x06\xd1\xad\xd2_\xa7\xf7U\xe1\x00O\xbc\x01\x93K\xc7\x99[\xf2\x87\x97\x86;\xbb\xca\xc0\x1c\xe05\xf6n\xc3\xa9\x83{xe\xdd\xc1\xe3!\xccS^\x9b\xc5\xe7\b\xad\xce') rt_sigaction(0x24, &(0x7f0000000440)={&(0x7f0000000300)="c461bd6a02c48188126a3c8f49c0967eb98f49d89ab30200000066450f38dc777bc4e1095f954c70c35ff3a5c4628529755944d3f5f3460f705dae00", {}, 0x0, 0x0}, 0x0, 0x8, &(0x7f0000000580)) lseek(r0, 0x12, 0x0) [ 56.964108][ T8249] team0: Port device team_slave_0 added [ 57.013944][ T8249] team0: Port device team_slave_1 added [ 57.032197][ T8258] IPVS: ftp: loaded support on port[0] = 21 [ 57.121178][ T8255] chnl_net:caif_netlink_parms(): no params data found [ 57.135232][ T8246] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.177401][ T8246] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.268060][ T8249] device hsr_slave_0 entered promiscuous mode [ 57.315767][ T8249] device hsr_slave_1 entered promiscuous mode [ 57.365857][ T8249] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.396314][ T8246] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.458475][ T8246] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.528376][ T8256] chnl_net:caif_netlink_parms(): no params data found [ 57.546880][ T8261] IPVS: ftp: loaded support on port[0] = 21 [ 57.561760][ T8255] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.568978][ T8255] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.576829][ T8255] device bridge_slave_0 entered promiscuous mode [ 57.586403][ T8255] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.593448][ T8255] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.602269][ T8255] device bridge_slave_1 entered promiscuous mode [ 57.667312][ T8256] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.674440][ T8256] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.682309][ T8256] device bridge_slave_0 entered promiscuous mode [ 57.691119][ T8255] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.703491][ T8255] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.721894][ T8249] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.788252][ T8249] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.827794][ T8256] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.834882][ T8256] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.842911][ T8256] device bridge_slave_1 entered promiscuous mode [ 57.882222][ T8249] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.932154][ T8249] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.992383][ T8255] team0: Port device team_slave_0 added [ 58.000704][ T8255] team0: Port device team_slave_1 added [ 58.020381][ T8256] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.036223][ T8256] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.072924][ T8258] chnl_net:caif_netlink_parms(): no params data found [ 58.127303][ T8255] device hsr_slave_0 entered promiscuous mode [ 58.177238][ T8255] device hsr_slave_1 entered promiscuous mode [ 58.215552][ T8255] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.230910][ T8256] team0: Port device team_slave_0 added [ 58.246616][ T8256] team0: Port device team_slave_1 added [ 58.349655][ T8256] device hsr_slave_0 entered promiscuous mode [ 58.395728][ T8256] device hsr_slave_1 entered promiscuous mode [ 58.465606][ T8256] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.478582][ T8258] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.485852][ T8258] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.496249][ T8258] device bridge_slave_0 entered promiscuous mode [ 58.535618][ T8258] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.542751][ T8258] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.550842][ T8258] device bridge_slave_1 entered promiscuous mode [ 58.572958][ T8258] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.585088][ T8258] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.638219][ T8255] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.688063][ T8255] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.742951][ T8258] team0: Port device team_slave_0 added [ 58.750461][ T8258] team0: Port device team_slave_1 added [ 58.756893][ T8256] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.798295][ T8256] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.847857][ T8255] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.909595][ T8261] chnl_net:caif_netlink_parms(): no params data found [ 58.927143][ T8256] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.966861][ T8255] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.058811][ T8258] device hsr_slave_0 entered promiscuous mode [ 59.085785][ T8258] device hsr_slave_1 entered promiscuous mode [ 59.135597][ T8258] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.143635][ T8256] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.220605][ T8246] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.267536][ T8261] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.274614][ T8261] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.284740][ T8261] device bridge_slave_0 entered promiscuous mode [ 59.292632][ T8258] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 59.347721][ T8258] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 59.419515][ T8258] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 59.459493][ T3109] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.468780][ T3109] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.479416][ T8246] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.486670][ T8261] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.493716][ T8261] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.501875][ T8261] device bridge_slave_1 entered promiscuous mode [ 59.516352][ T8258] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 59.571583][ T8249] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.593547][ T8261] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.604091][ T8261] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.620646][ T3109] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.629416][ T3109] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.638035][ T3109] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.645288][ T3109] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.653604][ T3109] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.685213][ T8249] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.702237][ T8261] team0: Port device team_slave_0 added [ 59.712770][ T8261] team0: Port device team_slave_1 added [ 59.723114][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.731345][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.739240][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.748369][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.757001][ T8264] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.764056][ T8264] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.771780][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.827243][ T8261] device hsr_slave_0 entered promiscuous mode [ 59.875865][ T8261] device hsr_slave_1 entered promiscuous mode [ 59.915613][ T8261] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.939172][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.948020][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.957387][ T8264] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.964434][ T8264] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.972442][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.981083][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.989477][ T8264] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.996652][ T8264] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.004147][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.012653][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.021185][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.029818][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.038439][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.047049][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.055274][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.063563][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.072136][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.081120][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.103203][ T8255] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.131196][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.140005][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.148686][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.157363][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.166156][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.174525][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.182945][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.191216][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.202902][ T8249] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.216204][ T8249] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.233506][ T8256] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.250398][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.258865][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.272663][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.281313][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.290093][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.297743][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.309217][ T8246] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.321938][ T8255] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.338298][ T8261] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.398345][ T8261] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.458342][ T8261] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 60.517953][ T8261] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 60.556182][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.563834][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.571630][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.580121][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.589003][ T8264] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.596185][ T8264] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.604266][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.612806][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.621301][ T8264] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.628395][ T8264] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.637518][ T8256] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.646341][ T8264] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.687057][ T8258] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.693979][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.702969][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.711810][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.726920][ T8246] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.733941][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.745540][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.753944][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.761020][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.768891][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.776433][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.783794][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.792577][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.801021][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.808139][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.816218][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.831340][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.839963][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.848886][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.861303][ T8249] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.887118][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.894766][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.903841][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.912627][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.921748][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.930462][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.939222][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.948055][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.956411][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.964537][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.972957][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.994595][ T8258] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.010406][ T8255] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.028415][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.036315][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.043927][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.052372][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.061414][ T48] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.103057][ T8256] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.149948][ T8256] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 166.135369][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 166.142504][ C0] rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P8256 [ 166.149950][ C0] (detected by 0, t=10503 jiffies, g=6621, q=232) [ 166.156451][ C0] syz-executor.3 R running task 24840 8256 8253 0x0000400a [ 166.164341][ C0] Call Trace: [ 166.167610][ C0] [ 166.170482][ C0] sched_show_task+0x40f/0x560 [ 166.175240][ C0] rcu_sched_clock_irq+0x16b1/0x1ad0 [ 166.180518][ C0] update_process_times+0x12d/0x180 [ 166.185706][ C0] tick_sched_timer+0x263/0x420 [ 166.190544][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.196076][ C0] __hrtimer_run_queues+0x403/0x840 [ 166.201278][ C0] hrtimer_interrupt+0x38c/0xda0 [ 166.206241][ C0] ? debug_smp_processor_id+0x9/0x20 [ 166.211521][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 166.217056][ C0] apic_timer_interrupt+0xf/0x20 [ 166.222000][ C0] [ 166.224928][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x22/0x50 [ 166.231070][ C0] Code: 64 02 3b 00 5b 5d c3 cc 48 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e f7 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 <83> fa 02 75 21 48 8b 91 88 13 00 00 48 8b 32 48 8d 7e 01 8b 89 84 [ 166.250661][ C0] RSP: 0018:ffffc90001f36dd8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.259057][ C0] RAX: ffffffff81487326 RBX: ffffea0002424ac0 RCX: ffff88808cafa480 [ 166.267016][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002424ac0 [ 166.274973][ C0] RBP: ffffc90001f36e00 R08: dffffc0000000000 R09: fffffbfff120248a [ 166.282933][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff888090de9ea0 [ 166.290890][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a991fa28 [ 166.299035][ C0] ? mod_memcg_page_state+0x16/0x190 [ 166.304310][ C0] ? free_thread_stack+0x124/0x590 [ 166.309405][ C0] ? mod_memcg_page_state+0x16/0x190 [ 166.314677][ C0] free_thread_stack+0x168/0x590 [ 166.319605][ C0] put_task_stack+0xa3/0x130 [ 166.324186][ C0] finish_task_switch+0x3f1/0x550 [ 166.329215][ C0] __schedule+0x9a8/0xcc0 [ 166.333544][ C0] ? ___preempt_schedule+0x16/0x18 [ 166.338645][ C0] preempt_schedule+0xdb/0x120 [ 166.343416][ C0] ___preempt_schedule+0x16/0x18 [ 166.348345][ C0] ? vprintk_emit+0x2fe/0x3a0 [ 166.353006][ C0] ? vprintk_emit+0x368/0x3a0 [ 166.357672][ C0] vprintk_emit+0x36d/0x3a0 [ 166.362186][ C0] vprintk_default+0x28/0x30 [ 166.366772][ C0] vprintk_func+0x158/0x170 [ 166.371263][ C0] printk+0x62/0x8d [ 166.375060][ C0] ? rcu_lock_release+0x9/0x30 [ 166.379863][ C0] ? hsr_dev_open+0x1c9/0x360 [ 166.384533][ C0] __netdev_printk+0x245/0x3e9 [ 166.389287][ C0] ? trace_lock_acquire+0x159/0x1d0 [ 166.394476][ C0] netdev_warn+0xb9/0xdb [ 166.398708][ C0] ? hsr_dev_open+0x1c9/0x360 [ 166.403377][ C0] hsr_dev_open+0x213/0x360 [ 166.407874][ C0] __dev_open+0x284/0x420 [ 166.412193][ C0] __dev_change_flags+0x1a8/0x680 [ 166.417209][ C0] ? do_syscall_64+0xf7/0x1c0 [ 166.421881][ C0] dev_change_flags+0x8a/0x190 [ 166.426636][ C0] do_setlink+0xb2e/0x3960 [ 166.431046][ C0] ? memset+0x31/0x40 [ 166.435025][ C0] ? __nla_validate_parse+0x18cd/0x1f40 [ 166.440568][ C0] ? __kasan_check_read+0x11/0x20 [ 166.445581][ C0] rtnl_newlink+0x14dd/0x1bd0 [ 166.450243][ C0] ? rtnl_newlink+0x371/0x1bd0 [ 166.455050][ C0] ? __mutex_lock_common+0x4f5/0x2e10 [ 166.460411][ C0] ? rtnetlink_rcv_msg+0x83c/0xd40 [ 166.465508][ C0] ? rcu_lock_release+0x9/0x30 [ 166.470273][ C0] ? rtnl_setlink+0x490/0x490 [ 166.474936][ C0] rtnetlink_rcv_msg+0x889/0xd40 [ 166.479878][ C0] ? rcu_lock_release+0x9/0x30 [ 166.484629][ C0] ? rcu_lock_release+0x9/0x30 [ 166.489387][ C0] ? rcu_lock_release+0x9/0x30 [ 166.494149][ C0] netlink_rcv_skb+0x19e/0x3d0 [ 166.498900][ C0] ? rtnetlink_bind+0x80/0x80 [ 166.503569][ C0] rtnetlink_rcv+0x1c/0x20 [ 166.507973][ C0] netlink_unicast+0x767/0x920 [ 166.512731][ C0] netlink_sendmsg+0xa21/0xd40 [ 166.517489][ C0] ? netlink_getsockopt+0x9f0/0x9f0 [ 166.522677][ C0] __sys_sendto+0x442/0x5e0 [ 166.527186][ C0] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 166.533240][ C0] ? prepare_exit_to_usermode+0x221/0x5b0 [ 166.538949][ C0] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 166.544398][ C0] __x64_sys_sendto+0xe5/0x100 [ 166.549157][ C0] do_syscall_64+0xf7/0x1c0 [ 166.553652][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.559531][ C0] RIP: 0033:0x414373 [ 166.563415][ C0] Code: ff 0f 83 b0 19 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d fd 40 66 00 00 75 17 49 89 ca b8 2c 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 81 19 00 00 c3 48 83 ec 08 e8 87 fa ff ff [ 166.583002][ C0] RSP: 002b:00007ffc613ed9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 166.592005][ C0] RAX: ffffffffffffffda RBX: 0000000000a72200 RCX: 0000000000414373 [ 166.599961][ C0] RDX: 0000000000000020 RSI: 0000000000a72250 RDI: 0000000000000003 [ 166.607920][ C0] RBP: 0000000000000000 R08: 00007ffc613eda00 R09: 000000000000000c [ 166.615881][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 166.623838][ C0] R13: 0000000000000000 R14: 0000000000a72250 R15: 0000000000000003 [ 166.631819][ C0] rcu: rcu_preempt kthread starved for 10547 jiffies! g6621 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 166.642900][ C0] rcu: RCU grace-period kthread stack dump: [ 166.648774][ C0] rcu_preempt R running task 29104 10 2 0x80004000 [ 166.656656][ C0] Call Trace: [ 166.659939][ C0] __schedule+0x9a0/0xcc0 [ 166.664266][ C0] schedule+0x181/0x210 [ 166.668530][ C0] schedule_timeout+0x14f/0x240 [ 166.673517][ C0] ? run_local_timers+0x120/0x120 [ 166.678542][ C0] rcu_gp_kthread+0xed8/0x1770 [ 166.683308][ C0] kthread+0x332/0x350 [ 166.687366][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 166.692474][ C0] ? kthread_blkcg+0xe0/0xe0 [ 166.697120][ C0] ret_from_fork+0x24/0x30