[ 41.760397][ T23] audit: type=1800 audit(1575465635.562:26): pid=7955 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 41.806522][ T23] audit: type=1800 audit(1575465635.562:27): pid=7955 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.838002][ T23] audit: type=1800 audit(1575465635.562:28): pid=7955 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 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. [ 42.749017][ T23] audit: type=1800 audit(1575465636.562:29): pid=7955 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.156' (ECDSA) to the list of known hosts. 2019/12/04 13:20:46 fuzzer started 2019/12/04 13:20:48 dialing manager at 10.128.0.26:36481 2019/12/04 13:20:48 syscalls: 2691 2019/12/04 13:20:48 code coverage: enabled 2019/12/04 13:20:48 comparison tracing: enabled 2019/12/04 13:20:48 extra coverage: extra coverage is not supported by the kernel 2019/12/04 13:20:48 setuid sandbox: enabled 2019/12/04 13:20:48 namespace sandbox: enabled 2019/12/04 13:20:48 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 13:20:48 fault injection: enabled 2019/12/04 13:20:48 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 13:20:48 net packet injection: enabled 2019/12/04 13:20:48 net device setup: enabled 2019/12/04 13:20:48 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 13:20:48 devlink PCI setup: PCI device 0000:00:10.0 is not available 13:20:49 executing program 0: r0 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r0, &(0x7f0000cd0fc8)={0x0, 0x0, &(0x7f0000ca6000)={&(0x7f0000000000)={0x2, 0x18, 0x0, 0x0, 0x14, 0x0, 0x0, 0x0, [@sadb_x_policy={0x8, 0x12, 0x0, 0x0, 0x400300, 0x0, 0x0, {0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @in=@broadcast, @in6=@mcast2}}, @sadb_address={0x5, 0x5, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @ipv4={[], [], @dev}}}, @sadb_address={0x5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0x0, 0x0, @remote={0xfe, 0x80, [], 0xffffffffffffffff}}}]}, 0xa0}}, 0x0) 13:20:49 executing program 1: r0 = syz_open_dev$vcsn(&(0x7f0000000440)='/dev/vcs#\x00', 0x1f, 0x0) close(r0) r1 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r1, &(0x7f0000000200)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000100)={0xffffffffffffffff}, 0x2}}, 0x20) write$RDMA_USER_CM_CMD_SET_OPTION(r1, &(0x7f0000000240)={0xe, 0x7, 0xfa00, @id_resuseaddr={&(0x7f0000000140)=0x1, r2, 0x0, 0x1, 0x4}}, 0x2d2) write$RDMA_USER_CM_CMD_LISTEN(r0, &(0x7f0000000100)={0x7, 0x8, 0xfa00, {r2}}, 0x10) syzkaller login: [ 55.829430][ T8121] IPVS: ftp: loaded support on port[0] = 21 13:20:49 executing program 2: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x8, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0xffffffdd, 0xa}, [@ldst={0x3, 0x5, 0x3, 0x1c10a1, 0x0, 0x32}]}, &(0x7f0000003ff6)='G\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195}, 0x48) [ 55.974934][ T8123] IPVS: ftp: loaded support on port[0] = 21 [ 55.995785][ T8121] chnl_net:caif_netlink_parms(): no params data found [ 56.101631][ T8121] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.122965][ T8121] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.130954][ T8121] device bridge_slave_0 entered promiscuous mode [ 56.178968][ T8121] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.193228][ T8121] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.201090][ T8121] device bridge_slave_1 entered promiscuous mode 13:20:50 executing program 3: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x5aeb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x29, 0x1000000000002, 0x0) sendmmsg$inet(r0, &(0x7f0000001140)=[{{0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f00000002c0)='+', 0x1}], 0x1}}, {{0x0, 0x0, &(0x7f0000000780)=[{&(0x7f00000006c0)="ec", 0x1}], 0x218}}], 0x2, 0x0) [ 56.267594][ T8123] chnl_net:caif_netlink_parms(): no params data found [ 56.281228][ T8121] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.320442][ T8127] IPVS: ftp: loaded support on port[0] = 21 [ 56.328216][ T8121] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.408612][ T8121] team0: Port device team_slave_0 added [ 56.415682][ T8123] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.424627][ T8123] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.432825][ T8123] device bridge_slave_0 entered promiscuous mode [ 56.445416][ T8121] team0: Port device team_slave_1 added [ 56.458499][ T8129] IPVS: ftp: loaded support on port[0] = 21 [ 56.475741][ T8123] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.489014][ T8123] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.499085][ T8123] device bridge_slave_1 entered promiscuous mode 13:20:50 executing program 4: mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000001600)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r0 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) r1 = openat$cgroup_procs(r0, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r1, &(0x7f0000000300), 0x12) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = fcntl$dupfd(r4, 0x0, r3) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) sendto$inet(r2, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x0, @local}, 0x10) [ 56.615728][ T8121] device hsr_slave_0 entered promiscuous mode [ 56.664481][ T8121] device hsr_slave_1 entered promiscuous mode 13:20:50 executing program 5: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xeb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000040)={0x28, 0x23, 0x1, 0x0, 0x0, {0x20000000004, 0xe00000000000000}, [@typed={0x14, 0xc, @ipv6=@ipv4={[], [], @empty}}]}, 0x28}}, 0x0) [ 56.765776][ T8123] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.804734][ T8132] IPVS: ftp: loaded support on port[0] = 21 [ 56.827798][ T8123] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.879306][ T8123] team0: Port device team_slave_0 added [ 56.899604][ T8123] team0: Port device team_slave_1 added [ 56.908734][ T8121] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.935277][ T8127] chnl_net:caif_netlink_parms(): no params data found [ 56.958275][ T8121] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.034016][ T8135] IPVS: ftp: loaded support on port[0] = 21 [ 57.060711][ T8121] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.154461][ T8123] device hsr_slave_0 entered promiscuous mode [ 57.202724][ T8123] device hsr_slave_1 entered promiscuous mode [ 57.242493][ T8123] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.250247][ T8127] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.257470][ T8127] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.265366][ T8127] device bridge_slave_0 entered promiscuous mode [ 57.290086][ T8121] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.345129][ T8127] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.352200][ T8127] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.360141][ T8127] device bridge_slave_1 entered promiscuous mode [ 57.394144][ T8129] chnl_net:caif_netlink_parms(): no params data found [ 57.406600][ T8123] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.477722][ T8123] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.526273][ T8127] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.538650][ T8127] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.560068][ T8123] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.636332][ T8123] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.703034][ T8127] team0: Port device team_slave_0 added [ 57.710460][ T8127] team0: Port device team_slave_1 added [ 57.719972][ T8129] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.727654][ T8129] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.736070][ T8129] device bridge_slave_0 entered promiscuous mode [ 57.749331][ T8132] chnl_net:caif_netlink_parms(): no params data found [ 57.785550][ T8127] device hsr_slave_0 entered promiscuous mode [ 57.823126][ T8127] device hsr_slave_1 entered promiscuous mode [ 57.882430][ T8127] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.893358][ T8129] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.900428][ T8129] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.908208][ T8129] device bridge_slave_1 entered promiscuous mode [ 57.928136][ T8129] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.964264][ T8129] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.985799][ T8129] team0: Port device team_slave_0 added [ 58.028754][ T8129] team0: Port device team_slave_1 added [ 58.045730][ T8127] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.088362][ T8127] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.143966][ T8127] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.184099][ T8127] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.237104][ T8135] chnl_net:caif_netlink_parms(): no params data found [ 58.254593][ T8132] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.261656][ T8132] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.269530][ T8132] device bridge_slave_0 entered promiscuous mode [ 58.344899][ T8129] device hsr_slave_0 entered promiscuous mode [ 58.392899][ T8129] device hsr_slave_1 entered promiscuous mode [ 58.442496][ T8129] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.459937][ T8132] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.467164][ T8132] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.474950][ T8132] device bridge_slave_1 entered promiscuous mode [ 58.494641][ T8132] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.514106][ T8135] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.521179][ T8135] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.530010][ T8135] device bridge_slave_0 entered promiscuous mode [ 58.538588][ T8132] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.568572][ T8135] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.576510][ T8135] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.586842][ T8135] device bridge_slave_1 entered promiscuous mode [ 58.619371][ T8123] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.627632][ T8135] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.639469][ T8135] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.676456][ T8135] team0: Port device team_slave_0 added [ 58.686868][ T8132] team0: Port device team_slave_0 added [ 58.697536][ T8132] team0: Port device team_slave_1 added [ 58.705571][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.713748][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.724980][ T8123] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.737080][ T8135] team0: Port device team_slave_1 added [ 58.743080][ T8129] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.774447][ T8129] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.814072][ T8129] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.868964][ T8129] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.929682][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.938184][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.949779][ T3891] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.956932][ T3891] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.966065][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.974051][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.982638][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.990943][ T3891] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.998007][ T3891] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.014255][ T8121] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.085096][ T8135] device hsr_slave_0 entered promiscuous mode [ 59.122785][ T8135] device hsr_slave_1 entered promiscuous mode [ 59.163025][ T8135] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.181774][ T8127] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.235019][ T8132] device hsr_slave_0 entered promiscuous mode [ 59.273404][ T8132] device hsr_slave_1 entered promiscuous mode [ 59.332764][ T8132] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.343865][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.352585][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.360930][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.368593][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.376515][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.385101][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.394549][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.404135][ T8121] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.429824][ T8123] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.441234][ T8123] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.469128][ T8135] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 59.494524][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.505347][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.514120][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.522285][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.531353][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.539701][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.548045][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.557005][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.565307][ T3134] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.572377][ T3134] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.588142][ T8132] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 59.634012][ T8132] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 59.684442][ T8132] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 59.724244][ T8135] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 59.774037][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.781610][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.790648][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.798339][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.810535][ T8127] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.818351][ T8132] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 59.866168][ T8135] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 59.914009][ T8135] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 59.975526][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.987210][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.997431][ T3891] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.004515][ T3891] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.012316][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.021480][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.030103][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.038464][ T3891] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.045553][ T3891] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.053210][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.061722][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.070432][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.078983][ T3891] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.086060][ T3891] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.094405][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.103372][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.111573][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.120053][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.128412][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.136686][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.147258][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.155039][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.188819][ T8121] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.199432][ T8121] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.216436][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.225527][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.234320][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.243734][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.251907][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.260226][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.268259][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.276637][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.285049][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.293643][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.301724][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.309896][ T3134] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.321835][ T8127] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.335616][ T8127] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.361641][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.370228][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.378713][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.386239][ T3891] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.398355][ T8123] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.424755][ T8121] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.431788][ T8136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.439611][ T8136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.468305][ T8129] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.490954][ T8127] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.511821][ T8135] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.527993][ T8141] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.540228][ T8141] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.548452][ T8141] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.556407][ T8141] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.565974][ T8129] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.605992][ T8132] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.653737][ T8141] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.662200][ T8141] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.684112][ T8141] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.691230][ T8141] bridge0: port 1(bridge_slave_0) entered forwarding state [ 165.682328][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 165.689316][ C1] (detected by 1, t=10502 jiffies, g=6533, q=113) [ 165.695804][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10501 (4294953721-4294943220), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 165.709142][ C1] syz-executor.1 R running task 27984 8145 8123 0x0000400a [ 165.717027][ C1] Call Trace: [ 165.720296][ C1] [ 165.723233][ C1] sched_show_task+0x40f/0x560 [ 165.727988][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 165.733270][ C1] update_process_times+0x12d/0x180 [ 165.738457][ C1] tick_sched_timer+0x263/0x420 [ 165.743293][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 165.748828][ C1] __hrtimer_run_queues+0x403/0x840 [ 165.754027][ C1] hrtimer_interrupt+0x38c/0xda0 [ 165.758964][ C1] ? debug_smp_processor_id+0x9/0x20 [ 165.764235][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 165.769764][ C1] apic_timer_interrupt+0xf/0x20 [ 165.774683][ C1] [ 165.777609][ C1] RIP: 0010:__memcg_kmem_uncharge+0x21/0x1a0 [ 165.783576][ C1] Code: 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 41 56 41 55 41 54 53 50 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff df 4c 8d 77 38 <4d> 89 f5 49 c1 ed 03 41 80 7c 05 00 00 74 08 4c 89 f7 e8 78 fe fa [ 165.803164][ C1] RSP: 0018:ffffc90002547940 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 165.811560][ C1] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffff888093958400 [ 165.819514][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002a57980 [ 165.827476][ C1] RBP: ffffc90002547970 R08: 000000000003a728 R09: ffffed1011f77ac7 [ 165.835433][ C1] R10: ffffed1011f77ac7 R11: 0000000000000000 R12: ffffea0002a57980 [ 165.843388][ C1] R13: dffffc0000000000 R14: ffffea0002a579b8 R15: ffff88808fbbd628 [ 165.851360][ C1] ? free_thread_stack+0x124/0x590 [ 165.856460][ C1] free_thread_stack+0x12e/0x590 [ 165.861384][ C1] put_task_stack+0xa3/0x130 [ 165.865959][ C1] finish_task_switch+0x3f1/0x550 [ 165.870976][ C1] __schedule+0x9a8/0xcc0 [ 165.875299][ C1] schedule+0x181/0x210 [ 165.879443][ C1] schedule_timeout+0x46/0x240 [ 165.884197][ C1] do_wait_for_common+0x2e7/0x4d0 [ 165.889208][ C1] ? console_conditional_schedule+0x40/0x40 [ 165.895094][ C1] ? do_task_dead+0xc0/0xc0 [ 165.899586][ C1] wait_for_completion+0x47/0x60 [ 165.904513][ C1] kthread_stop+0x101/0x210 [ 165.909007][ C1] destroy_workqueue+0xfa/0xe30 [ 165.913851][ C1] ucma_close+0x2a4/0x2c0 [ 165.918177][ C1] ? ucma_open+0x1f0/0x1f0 [ 165.922578][ C1] __fput+0x2e4/0x740 [ 165.926559][ C1] ____fput+0x15/0x20 [ 165.930531][ C1] task_work_run+0x17e/0x1b0 [ 165.935113][ C1] prepare_exit_to_usermode+0x483/0x5b0 [ 165.940651][ C1] syscall_return_slowpath+0x113/0x4a0 [ 165.946098][ C1] do_syscall_64+0x11f/0x1c0 [ 165.950674][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.956550][ C1] RIP: 0033:0x414211 [ 165.960431][ C1] Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 165.980368][ C1] RSP: 002b:00007ffe6b0716f0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 165.988771][ C1] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000414211 [ 165.996739][ C1] RDX: 0000001b2f620000 RSI: 0000000000000000 RDI: 0000000000000003 [ 166.004698][ C1] RBP: 0000000000000001 R08: 000000008a4dee48 R09: 000000008a4dee4c [ 166.012654][ C1] R10: 00007ffe6b0717d0 R11: 0000000000000293 R12: 000000000075bf20 [ 166.020621][ C1] R13: 000000000000ecfb R14: 0000000000760758 R15: 000000000075bf2c [ 166.028595][ C1] rcu: rcu_preempt kthread starved for 10534 jiffies! g6533 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 166.039673][ C1] rcu: RCU grace-period kthread stack dump: [ 166.045545][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.053430][ C1] Call Trace: [ 166.056718][ C1] __schedule+0x9a0/0xcc0 [ 166.061046][ C1] schedule+0x181/0x210 [ 166.065191][ C1] schedule_timeout+0x14f/0x240 [ 166.070034][ C1] ? run_local_timers+0x120/0x120 [ 166.075049][ C1] rcu_gp_kthread+0xed8/0x1770 [ 166.079809][ C1] kthread+0x332/0x350 [ 166.083881][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 166.089006][ C1] ? kthread_blkcg+0xe0/0xe0 [ 166.093586][ C1] ret_from_fork+0x24/0x30