[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 44.707549][ T25] audit: type=1800 audit(1575357681.051:25): pid=8175 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 44.727009][ T25] audit: type=1800 audit(1575357681.051:26): pid=8175 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 44.747785][ T25] audit: type=1800 audit(1575357681.061:27): pid=8175 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 '10.128.0.154' (ECDSA) to the list of known hosts. 2019/12/03 07:21:29 fuzzer started syzkaller login: [ 54.519009][ T8335] as (8335) used greatest stack depth: 23896 bytes left 2019/12/03 07:21:31 dialing manager at 10.128.0.26:38907 2019/12/03 07:21:31 syscalls: 2697 2019/12/03 07:21:31 code coverage: enabled 2019/12/03 07:21:31 comparison tracing: enabled 2019/12/03 07:21:31 extra coverage: extra coverage is not supported by the kernel 2019/12/03 07:21:31 setuid sandbox: enabled 2019/12/03 07:21:31 namespace sandbox: enabled 2019/12/03 07:21:31 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 07:21:31 fault injection: enabled 2019/12/03 07:21:31 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 07:21:31 net packet injection: enabled 2019/12/03 07:21:31 net device setup: enabled 2019/12/03 07:21:31 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 07:21:31 devlink PCI setup: PCI device 0000:00:10.0 is not available 07:21:32 executing program 0: r0 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x638, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r0, 0xc030570a, 0x0) 07:21:32 executing program 1: prctl$PR_SET_SECCOMP(0x16, 0x2, &(0x7f00000001c0)={0x2, &(0x7f0000000000)=[{0x20, 0x0, 0x0, 0x80}, {0x200000000006}]}) [ 56.302393][ T8342] IPVS: ftp: loaded support on port[0] = 21 07:21:32 executing program 2: r0 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_TX_RING(r0, 0x11b, 0x3, &(0x7f0000000080), 0x4) [ 56.464893][ T8344] IPVS: ftp: loaded support on port[0] = 21 [ 56.476199][ T8342] chnl_net:caif_netlink_parms(): no params data found [ 56.597692][ T8342] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.606872][ T8342] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.615268][ T8342] device bridge_slave_0 entered promiscuous mode [ 56.631060][ T8347] IPVS: ftp: loaded support on port[0] = 21 [ 56.650881][ T8342] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.663389][ T8342] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.671666][ T8342] device bridge_slave_1 entered promiscuous mode 07:21:33 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r3, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\a'], 0x48}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000380)=ANY=[@ANYBLOB="740000002400070500"/20, @ANYRES32=r3, @ANYBLOB="00000000ffffffff0000000008000100736671004800020000000000000000000000000000000000000000000000000000000000000000000000000077000000000000000000000000000000000000000000000000000000000000f3"], 0x74}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000500)=ANY=[@ANYBLOB="7c0000002c00010700"/20, @ANYRES32=r3, @ANYBLOB="000007000000000003000000080001006270660050000200080004000000000004000500400002003c0001000000ff03008af4a98fd704b34bf14b726a11becf04000000000400000000000000e62900000000000000001100000000000000000000000000000000000000000003e8a44d00006b8af1fa454921483b79b0ec762852a47e69e60c061f9c871cc395fa86f369a04912c9e69817f049ec6df0e44a2b27bc64af847665f32224e4d778548bc7cba4aad65985da75ad8f3dcb3ee4b78dd97dc5e138da76d28c07639b67c57cc5df12fe95535049"], 0x7c}}, 0x0) r4 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r4, &(0x7f0000000140), 0x25e, 0x0) [ 56.766604][ T8342] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.786627][ T8344] chnl_net:caif_netlink_parms(): no params data found [ 56.810754][ T8342] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.888701][ T8342] team0: Port device team_slave_0 added [ 56.930628][ T8342] team0: Port device team_slave_1 added [ 56.939206][ T8344] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.947497][ T8344] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.955830][ T8344] device bridge_slave_0 entered promiscuous mode [ 56.968672][ T8351] IPVS: ftp: loaded support on port[0] = 21 [ 56.991176][ T8344] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.001141][ T8344] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.010054][ T8344] device bridge_slave_1 entered promiscuous mode 07:21:33 executing program 4: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000180)={0x0, 0x1b1, &(0x7f0000000200)={&(0x7f0000000440)=ANY=[@ANYBLOB="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"/289], 0x18}}, 0x0) [ 57.058646][ T8342] device hsr_slave_0 entered promiscuous mode [ 57.124290][ T8342] device hsr_slave_1 entered promiscuous mode [ 57.194090][ T8347] chnl_net:caif_netlink_parms(): no params data found [ 57.233159][ T8354] IPVS: ftp: loaded support on port[0] = 21 07:21:33 executing program 5: openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, 0x0) ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, 0x0) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) 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_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5b70}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={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) r0 = socket$inet(0x2, 0x1, 0x0) bind$inet(0xffffffffffffffff, &(0x7f0000000240)={0x2, 0x4e23, @dev}, 0x10) r1 = add_key$keyring(&(0x7f0000000980)='keyring\x00', 0x0, 0x0, 0x0, 0x0) add_key(0x0, 0x0, &(0x7f0000000a00)="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", 0x1c7, r1) keyctl$instantiate(0xc, 0x0, &(0x7f0000000500)=ANY=[@ANYBLOB="6c6f61206563727970746673ce20c40820303030303030303032303030303069fc07781a3320353200000000000000000000000000000041e2b55333cf6ec808067786aff0659297d750891cc434559bc87a5fc3f8ed3440ce358b0f8f0dfbcadd71287f6b40e1d36218dc76e42e8e41dcef744d338e8a2483885330550513b45561d3a2064381d3b1821633d3cee2ed02c8af6a006c4575dbeb9dad357b3dddb234cc7f8cd44273cacf4ffd8c8f9bb1236ee243c3dff2213b5a91ee78ff8212882fa5b170d25d5f0c"], 0x1, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000100), 0x111}}, 0x20) write$RDMA_USER_CM_CMD_DESTROY_ID(0xffffffffffffffff, 0x0, 0x0) ioctl$BINDER_WRITE_READ(0xffffffffffffffff, 0xc0306201, &(0x7f0000000300)={0x64, 0x0, &(0x7f0000000400)=[@request_death={0x400c630e, 0x1}, @decrefs, @reply={0x40406301, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, @decrefs={0x40046307, 0x2}], 0x0, 0x0, &(0x7f0000000480)}) openat$vga_arbiter(0xffffffffffffff9c, 0x0, 0x0, 0x0) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r2, &(0x7f00000001c0)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000100)={0xffffffffffffffff}, 0x111}}, 0x20) write$RDMA_USER_CM_CMD_DESTROY_ID(r2, &(0x7f0000000200)={0x1, 0x10, 0xfa00, {&(0x7f0000000000), r3}}, 0x18) ioctl$PPPIOCGFLAGS1(0xffffffffffffffff, 0x8004745a, &(0x7f0000000640)) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vcs\x00', 0x2, 0x0) ioctl$SIOCAX25DELUID(r4, 0x89e2, &(0x7f00000006c0)={0x3, @null}) sendto$inet(r0, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000), 0x10) [ 57.268382][ T8344] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.281367][ T8344] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.350436][ T8342] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.406188][ T8342] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.449136][ T8342] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.506996][ T8342] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.566517][ T8347] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.573774][ T8347] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.581440][ T8347] device bridge_slave_0 entered promiscuous mode [ 57.590763][ T8347] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.597907][ T8347] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.605997][ T8347] device bridge_slave_1 entered promiscuous mode [ 57.627608][ T8344] team0: Port device team_slave_0 added [ 57.639965][ T8356] IPVS: ftp: loaded support on port[0] = 21 [ 57.666245][ T8347] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.676900][ T8344] team0: Port device team_slave_1 added [ 57.685498][ T8347] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.757750][ T8347] team0: Port device team_slave_0 added [ 57.776783][ T8347] team0: Port device team_slave_1 added [ 57.826210][ T8344] device hsr_slave_0 entered promiscuous mode [ 57.864036][ T8344] device hsr_slave_1 entered promiscuous mode [ 57.903760][ T8344] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.965715][ T8347] device hsr_slave_0 entered promiscuous mode [ 58.013994][ T8347] device hsr_slave_1 entered promiscuous mode [ 58.053799][ T8347] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.064584][ T8351] chnl_net:caif_netlink_parms(): no params data found [ 58.131873][ T8344] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.186165][ T8354] chnl_net:caif_netlink_parms(): no params data found [ 58.216811][ T8344] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.279409][ T8344] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.338353][ T8344] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.398281][ T8356] chnl_net:caif_netlink_parms(): no params data found [ 58.432259][ T8347] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.490311][ T8347] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.536411][ T8351] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.546488][ T8351] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.554419][ T8351] device bridge_slave_0 entered promiscuous mode [ 58.562299][ T8351] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.569498][ T8351] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.577528][ T8351] device bridge_slave_1 entered promiscuous mode [ 58.604204][ T8347] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.666138][ T8347] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.705736][ T8354] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.712822][ T8354] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.720966][ T8354] device bridge_slave_0 entered promiscuous mode [ 58.729004][ T8354] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.736423][ T8354] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.744302][ T8354] device bridge_slave_1 entered promiscuous mode [ 58.759358][ T8351] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.771071][ T8351] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.834043][ T8356] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.841193][ T8356] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.849717][ T8356] device bridge_slave_0 entered promiscuous mode [ 58.857557][ T8356] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.864716][ T8356] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.872400][ T8356] device bridge_slave_1 entered promiscuous mode [ 58.882427][ T8354] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.894152][ T8351] team0: Port device team_slave_0 added [ 58.902733][ T8354] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.914374][ T8342] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.931835][ T8356] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.945007][ T8351] team0: Port device team_slave_1 added [ 58.962058][ T8356] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.981944][ T8354] team0: Port device team_slave_0 added [ 59.026959][ T8351] device hsr_slave_0 entered promiscuous mode [ 59.066743][ T8351] device hsr_slave_1 entered promiscuous mode [ 59.113810][ T8351] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.130387][ T8354] team0: Port device team_slave_1 added [ 59.179098][ T3073] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.187660][ T3073] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.199509][ T8344] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.256454][ T8354] device hsr_slave_0 entered promiscuous mode [ 59.324036][ T8354] device hsr_slave_1 entered promiscuous mode [ 59.373710][ T8354] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.382903][ T8356] team0: Port device team_slave_0 added [ 59.390938][ T8356] team0: Port device team_slave_1 added [ 59.401916][ T8342] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.432780][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.441052][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.454788][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.463310][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.472344][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.479575][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.488370][ T8357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.498262][ T8351] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.555809][ T8351] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.603368][ T8344] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.624903][ T8351] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.649342][ T8357] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.658608][ T8357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.667370][ T8357] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.674483][ T8357] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.694212][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.702988][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.712680][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.722090][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.731043][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.740218][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.749076][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.757736][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.766381][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.774858][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.825973][ T8356] device hsr_slave_0 entered promiscuous mode [ 59.864155][ T8356] device hsr_slave_1 entered promiscuous mode [ 59.914612][ T8356] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.922971][ T8351] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 59.977533][ T8342] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.990523][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.000904][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.009820][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.018975][ T8019] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.026118][ T8019] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.034019][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.042636][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.051381][ T8019] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.058690][ T8019] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.067144][ T8354] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.148407][ T8354] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 60.197129][ T8354] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 60.256031][ T8354] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 60.325657][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.336987][ T8019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.357023][ T8347] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.403252][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.412058][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.420432][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.429364][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.437295][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.459117][ T8356] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.508614][ T8356] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.556457][ T8356] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 60.609817][ T8342] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.632308][ T8347] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.639591][ T8356] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 60.708440][ T8358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.718210][ T8358] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.726893][ T8358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.735751][ T8358] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.744479][ T8358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.752813][ T8358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.761584][ T8358] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.787534][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.797131][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.806075][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.815190][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.823547][ T43] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.830989][ T43] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.839266][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.848076][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.856654][ T43] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.863771][ T43] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.873323][ T8344] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.895467][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.903452][ T43] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.949346][ T8351] 8021q: adding VLAN 0 to HW filter on device bond0 [ 165.963582][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 165.970603][ C0] (detected by 0, t=10502 jiffies, g=6817, q=71) [ 165.977017][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953713-4294943210), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 165.990355][ C0] kworker/0:2 R running task 26816 3073 2 0x80004008 [ 165.998271][ C0] Workqueue: rcu_gp process_srcu [ 166.003194][ C0] Call Trace: [ 166.006481][ C0] [ 166.009344][ C0] sched_show_task+0x40f/0x560 [ 166.014133][ C0] rcu_sched_clock_irq+0x1861/0x1ad0 [ 166.019441][ C0] update_process_times+0x12d/0x180 [ 166.024634][ C0] tick_sched_timer+0x263/0x420 [ 166.029491][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.035549][ C0] __hrtimer_run_queues+0x403/0x840 [ 166.040752][ C0] hrtimer_interrupt+0x38c/0xda0 [ 166.045706][ C0] ? debug_smp_processor_id+0x9/0x20 [ 166.050981][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 166.056514][ C0] apic_timer_interrupt+0xf/0x20 [ 166.061431][ C0] [ 166.064358][ C0] RIP: 0010:free_thread_stack+0x18b/0x590 [ 166.070070][ C0] Code: ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 09 a4 69 00 49 8b 1c 24 48 83 c3 08 48 89 d8 48 c1 e8 03 42 80 3c 28 00 <74> 08 48 89 df e8 eb a3 69 00 48 8b 1b e9 82 ff ff ff e8 de 2c 2e [ 166.089661][ C0] RSP: 0018:ffffc900087878f8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.098071][ C0] RAX: 1ffff11014f012b1 RBX: ffff8880a7809588 RCX: ffff88809e92c5c0 [ 166.106030][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00029fd840 [ 166.113985][ C0] RBP: ffffc90008787930 R08: dffffc0000000000 R09: fffffbfff1287025 [ 166.121955][ C0] R10: fffffbfff1287025 R11: 0000000000000000 R12: ffff8880a7809620 [ 166.129914][ C0] R13: dffffc0000000000 R14: 1ffff11014f012c4 R15: ffff88809fa417a8 [ 166.137892][ C0] ? free_thread_stack+0x168/0x590 [ 166.142998][ C0] put_task_stack+0xa3/0x130 [ 166.147662][ C0] finish_task_switch+0x3f1/0x550 [ 166.152690][ C0] __schedule+0x9a8/0xcc0 [ 166.157016][ C0] preempt_schedule_irq+0xc1/0x140 [ 166.162111][ C0] retint_kernel+0x1b/0x2b [ 166.166515][ C0] RIP: 0010:delay_tsc+0x96/0xf0 [ 166.171351][ C0] Code: fb 41 89 c7 0f 01 f9 66 90 49 89 d4 49 c1 e4 20 49 09 c4 eb 29 0f 1f 44 00 00 66 2e 0f 1f 84 00 00 00 00 00 a8 01 75 ca f3 90 01 00 00 00 e8 60 cd 6f f9 e8 6b ef af fb 41 39 c7 75 bb 0f 01 [ 166.190960][ C0] RSP: 0018:ffffc90008787b48 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff02 [ 166.199381][ C0] RAX: 0000000080000000 RBX: 0000000000002c76 RCX: 0000000000000001 [ 166.207340][ C0] RDX: 0000000000000022 RSI: 0000000000000001 RDI: 0000000000000001 [ 166.215296][ C0] RBP: ffffc90008787b68 R08: ffffffff83932427 R09: fffffbfff14556fd [ 166.223254][ C0] R10: fffffbfff14556fd R11: 0000000000000000 R12: 00000022de8736a6 [ 166.231304][ C0] R13: 0000000000000000 R14: 0000000000002ced R15: 0000000000000000 [ 166.239277][ C0] ? check_preemption_disabled+0x37/0x260 [ 166.244998][ C0] ? delay_tsc+0xc6/0xf0 [ 166.249229][ C0] __const_udelay+0x5e/0x70 [ 166.253726][ C0] try_check_zero+0x6e/0x380 [ 166.258308][ C0] process_srcu+0x1b7/0xd20 [ 166.262810][ C0] process_one_work+0x7ef/0x10d0 [ 166.267751][ C0] worker_thread+0xc01/0x1630 [ 166.272432][ C0] kthread+0x332/0x350 [ 166.276482][ C0] ? rcu_lock_release+0x30/0x30 [ 166.281318][ C0] ? kthread_blkcg+0xe0/0xe0 [ 166.285897][ C0] ret_from_fork+0x24/0x30 [ 166.290315][ C0] rcu: rcu_preempt kthread starved for 10534 jiffies! g6817 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 166.301394][ C0] rcu: RCU grace-period kthread stack dump: [ 166.307280][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 166.315601][ C0] Call Trace: [ 166.318878][ C0] __schedule+0x9a0/0xcc0 [ 166.323203][ C0] schedule+0x181/0x210 [ 166.327344][ C0] schedule_timeout+0x14f/0x240 [ 166.332179][ C0] ? run_local_timers+0x120/0x120 [ 166.337193][ C0] rcu_gp_kthread+0xed8/0x1770 [ 166.341952][ C0] kthread+0x332/0x350 [ 166.346006][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 166.351118][ C0] ? kthread_blkcg+0xe0/0xe0 [ 166.355695][ C0] ret_from_fork+0x24/0x30