[ 50.560177][ T26] audit: type=1800 audit(1578467374.976:26): pid=8312 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 50.599764][ T26] audit: type=1800 audit(1578467374.976:27): pid=8312 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 50.637350][ T26] audit: type=1800 audit(1578467374.976:28): pid=8312 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. [ 51.208041][ T26] audit: type=1800 audit(1578467375.656:29): pid=8312 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 '10.128.1.61' (ECDSA) to the list of known hosts. 2020/01/08 07:09:46 fuzzer started 2020/01/08 07:09:48 dialing manager at 10.128.0.26:35703 2020/01/08 07:09:48 syscalls: 2824 2020/01/08 07:09:48 code coverage: enabled 2020/01/08 07:09:48 comparison tracing: enabled 2020/01/08 07:09:48 extra coverage: enabled 2020/01/08 07:09:48 setuid sandbox: enabled 2020/01/08 07:09:48 namespace sandbox: enabled 2020/01/08 07:09:48 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 07:09:48 fault injection: enabled 2020/01/08 07:09:48 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 07:09:48 net packet injection: enabled 2020/01/08 07:09:48 net device setup: enabled 2020/01/08 07:09:48 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 07:09:48 devlink PCI setup: PCI device 0000:00:10.0 is not available 07:09:49 executing program 0: r0 = socket$nl_crypto(0x10, 0x3, 0x15) sendmsg$nl_crypto(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000001c0)=@upd={0xe0, 0x10, 0x690ee9b7eac96905, 0x0, 0x0, {{'drbg-pr_sha1(--\x02\x00'}}}, 0xe0}}, 0x0) 07:09:49 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000040)=ANY=[@ANYBLOB="3c0000001000010400"/20, @ANYRES32=r2, @ANYBLOB="19000000000000001c0012000c00010062726964676500000c0002000800050001000000"], 0x3c}}, 0x0) r3 = socket(0x10, 0x80002, 0x0) r4 = socket(0x10, 0x803, 0x10) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0xfffffffffffffeb7, &(0x7f0000000080)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=@newlink={0x20, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r5, 0x40290}}, 0x20}}, 0x0) sendmmsg$alg(r3, &(0x7f0000000180)=[{0x2, 0x1000000000000, &(0x7f0000000080), 0xe, &(0x7f0000000100)}], 0x492492492492642, 0x0) syzkaller login: [ 64.946975][ T8479] IPVS: ftp: loaded support on port[0] = 21 [ 65.104604][ T8479] chnl_net:caif_netlink_parms(): no params data found [ 65.112944][ T8482] IPVS: ftp: loaded support on port[0] = 21 [ 65.188560][ T8479] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.210730][ T8479] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.218637][ T8479] device bridge_slave_0 entered promiscuous mode 07:09:49 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000280)=@getlink={0x28, 0x12, 0x1, 0x0, 0x0, {}, [@IFLA_NET_NS_PID={0x8}]}, 0x28}}, 0x0) [ 65.233956][ T8479] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.250698][ T8479] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.261917][ T8479] device bridge_slave_1 entered promiscuous mode [ 65.335545][ T8479] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.351799][ T8482] chnl_net:caif_netlink_parms(): no params data found [ 65.364241][ T8479] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.404218][ T8479] team0: Port device team_slave_0 added [ 65.423570][ T8479] team0: Port device team_slave_1 added [ 65.430477][ T8482] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.437598][ T8482] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.445817][ T8482] device bridge_slave_0 entered promiscuous mode [ 65.466025][ T8482] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.473315][ T8482] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.481108][ T8482] device bridge_slave_1 entered promiscuous mode [ 65.498887][ T8482] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.511762][ T8485] IPVS: ftp: loaded support on port[0] = 21 07:09:50 executing program 3: unshare(0x400) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = fcntl$dupfd(r1, 0x0, r0) recvmsg$kcm(r2, 0x0, 0x0) [ 65.542288][ T8479] device hsr_slave_0 entered promiscuous mode [ 65.601764][ T8479] device hsr_slave_1 entered promiscuous mode [ 65.665450][ T8482] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.736376][ T8482] team0: Port device team_slave_0 added [ 65.765284][ T8487] IPVS: ftp: loaded support on port[0] = 21 [ 65.775151][ T8482] team0: Port device team_slave_1 added 07:09:50 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f0000000040)={0x10000000012, 0x4, &(0x7f00000000c0)=@framed={{}, [@alu={0x8000000201a7f19, 0x0, 0x7, 0x0, 0x1, 0x30}]}, &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0xb, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) [ 65.943955][ T8482] device hsr_slave_0 entered promiscuous mode 07:09:50 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) clock_gettime(0x3, &(0x7f0000000000)) [ 65.989971][ T8482] device hsr_slave_1 entered promiscuous mode [ 66.039820][ T8482] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.047615][ T8482] Cannot create hsr debugfs directory [ 66.094283][ T8490] IPVS: ftp: loaded support on port[0] = 21 [ 66.125956][ T8485] chnl_net:caif_netlink_parms(): no params data found [ 66.208240][ T8479] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.297410][ T8479] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.362547][ T8479] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.436594][ T8492] IPVS: ftp: loaded support on port[0] = 21 [ 66.443957][ T8479] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.518072][ T8485] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.525532][ T8485] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.533073][ T8485] device bridge_slave_0 entered promiscuous mode [ 66.553246][ T8485] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.560451][ T8485] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.568047][ T8485] device bridge_slave_1 entered promiscuous mode [ 66.575071][ T8487] chnl_net:caif_netlink_parms(): no params data found [ 66.597447][ T8482] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 66.656373][ T8485] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.668525][ T8485] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.694888][ T8482] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 66.739580][ T8482] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 66.811427][ T8482] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 66.864180][ T8485] team0: Port device team_slave_0 added [ 66.874610][ T8485] team0: Port device team_slave_1 added [ 66.923984][ T8487] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.932368][ T8487] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.940205][ T8487] device bridge_slave_0 entered promiscuous mode [ 66.949603][ T8487] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.957379][ T8487] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.965167][ T8487] device bridge_slave_1 entered promiscuous mode [ 67.032344][ T8485] device hsr_slave_0 entered promiscuous mode [ 67.091509][ T8485] device hsr_slave_1 entered promiscuous mode [ 67.129812][ T8485] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.137382][ T8485] Cannot create hsr debugfs directory [ 67.178469][ T8490] chnl_net:caif_netlink_parms(): no params data found [ 67.213344][ T8487] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.224249][ T8487] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.255144][ T8487] team0: Port device team_slave_0 added [ 67.285941][ T8490] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.294814][ T8490] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.302656][ T8490] device bridge_slave_0 entered promiscuous mode [ 67.336102][ T8487] team0: Port device team_slave_1 added [ 67.345386][ T8490] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.354872][ T8490] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.362523][ T8490] device bridge_slave_1 entered promiscuous mode [ 67.401635][ T8490] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.462296][ T8487] device hsr_slave_0 entered promiscuous mode [ 67.500161][ T8487] device hsr_slave_1 entered promiscuous mode [ 67.549857][ T8487] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.557429][ T8487] Cannot create hsr debugfs directory [ 67.575136][ T8490] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.614664][ T8492] chnl_net:caif_netlink_parms(): no params data found [ 67.633641][ T8490] team0: Port device team_slave_0 added [ 67.641988][ T8479] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.652736][ T8485] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 67.687111][ T8490] team0: Port device team_slave_1 added [ 67.712107][ T8485] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 67.775077][ T8485] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 67.832144][ T8485] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 67.892702][ T8492] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.900932][ T8492] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.908484][ T8492] device bridge_slave_0 entered promiscuous mode [ 67.932313][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.943433][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.956851][ T8482] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.966592][ T8492] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.974451][ T8492] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.983350][ T8492] device bridge_slave_1 entered promiscuous mode [ 67.992080][ T8479] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.042400][ T8490] device hsr_slave_0 entered promiscuous mode [ 68.070017][ T8490] device hsr_slave_1 entered promiscuous mode [ 68.109785][ T8490] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.117341][ T8490] Cannot create hsr debugfs directory [ 68.181094][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.189504][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.198536][ T2871] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.205718][ T2871] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.214417][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.223338][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.231695][ T2871] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.238843][ T2871] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.246426][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.254154][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.272331][ T8492] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.286848][ T8482] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.294889][ T3229] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.307190][ T3229] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.332354][ T8492] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.365617][ T8487] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 68.423260][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.431971][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.440635][ T2899] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.447671][ T2899] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.455280][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.464018][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.478573][ T8492] team0: Port device team_slave_0 added [ 68.487956][ T8492] team0: Port device team_slave_1 added [ 68.496349][ T8487] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 68.566463][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.575711][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.585316][ T2865] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.592419][ T2865] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.600898][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.609249][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.617562][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.626637][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.635221][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.643522][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.652279][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.660789][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.668840][ T8487] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 68.711774][ T8487] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 68.822441][ T8492] device hsr_slave_0 entered promiscuous mode [ 68.860259][ T8492] device hsr_slave_1 entered promiscuous mode [ 68.899800][ T8492] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.907355][ T8492] Cannot create hsr debugfs directory [ 68.917530][ T8479] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.929317][ T8479] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.937041][ T8490] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 68.971929][ T8490] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.034222][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.042658][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.051017][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.069533][ T8482] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 69.081046][ T8482] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.098553][ T8490] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.136893][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.145939][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.154555][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.164328][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.172947][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.181531][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.190225][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.198348][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.234287][ T8490] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.264613][ T2891] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.272275][ T2891] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.286162][ T8479] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.312878][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.321304][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.340884][ T8485] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.371800][ T2891] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.379208][ T2891] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.387851][ T2891] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.395603][ T2891] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.405302][ T8485] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.431234][ T8482] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.443539][ T3229] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.453412][ T3229] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.461897][ T3229] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.468914][ T3229] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.502976][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.512038][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.520864][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.529156][ T2865] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.536236][ T2865] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.544216][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.553445][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.562224][ T2865] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.592493][ T8492] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 69.622432][ T8492] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 69.661540][ T3229] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.678470][ T8487] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.688495][ T8479] device veth0_vlan entered promiscuous mode [ 69.711993][ T8490] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.718838][ T8492] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 69.771149][ T3229] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.779214][ T3229] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.788281][ T3229] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.796166][ T3229] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.809096][ T8479] device veth1_vlan entered promiscuous mode [ 69.824058][ T8492] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 69.861380][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.869265][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.877968][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.886431][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.895106][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.904623][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.912292][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.923508][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.941323][ T8490] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.958165][ T8482] device veth0_vlan entered promiscuous mode [ 69.975958][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.985915][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.993946][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.001661][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.009605][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.017887][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.026567][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.035011][ T2899] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.042089][ T2899] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.049522][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.057808][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.065912][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.073525][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.081663][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.089322][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.096975][ T2899] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.113325][ T8482] device veth1_vlan entered promiscuous mode [ 70.122794][ T8487] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.140210][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.148511][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.157401][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.172439][ T2871] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.179477][ T2871] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.187720][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.196478][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.205107][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.213662][ T2871] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.220757][ T2871] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.233948][ T8485] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.245369][ T8485] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.278667][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.287267][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.295791][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.305402][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.313912][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.323398][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.341810][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.364705][ T2871] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 175.349675][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 175.356441][ C1] rcu: 1-...!: (10499 ticks this GP) idle=9fa/1/0x4000000000000002 softirq=13616/13616 fqs=1 [ 175.367005][ C1] (t=10501 jiffies g=6761 q=77) [ 175.371934][ C1] rcu: rcu_preempt kthread starved for 10500 jiffies! g6761 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 175.383013][ C1] rcu: RCU grace-period kthread stack dump: [ 175.388887][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 175.396773][ C1] Call Trace: [ 175.400059][ C1] __schedule+0x9a0/0xcc0 [ 175.404392][ C1] schedule+0x181/0x210 [ 175.408541][ C1] schedule_timeout+0x14f/0x240 [ 175.413384][ C1] ? run_local_timers+0x120/0x120 [ 175.418400][ C1] rcu_gp_kthread+0xed8/0x1770 [ 175.423214][ C1] kthread+0x332/0x350 [ 175.427291][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 175.432401][ C1] ? kthread_blkcg+0xe0/0xe0 [ 175.436987][ C1] ret_from_fork+0x24/0x30 [ 175.441403][ C1] NMI backtrace for cpu 1 [ 175.445723][ C1] CPU: 1 PID: 8499 Comm: modprobe Not tainted 5.5.0-rc5-syzkaller #0 [ 175.453770][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.463811][ C1] Call Trace: [ 175.467087][ C1] [ 175.469930][ C1] dump_stack+0x1fb/0x318 [ 175.474254][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 175.479106][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 175.485250][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 175.491309][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 175.497275][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 175.503162][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 175.508275][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 175.513471][ C1] ? trace_hardirqs_off+0x74/0x80 [ 175.518487][ C1] update_process_times+0x12d/0x180 [ 175.523676][ C1] tick_sched_timer+0x263/0x420 [ 175.528510][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 175.534066][ C1] __hrtimer_run_queues+0x403/0x840 [ 175.539368][ C1] hrtimer_interrupt+0x38c/0xda0 [ 175.544324][ C1] ? debug_smp_processor_id+0x9/0x20 [ 175.549606][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 175.555143][ C1] apic_timer_interrupt+0xf/0x20 [ 175.560063][ C1] [ 175.562994][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 175.569045][ C1] Code: 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 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 f7 c2 [ 175.588637][ C1] RSP: 0018:ffffc90002117b60 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 175.597044][ C1] RAX: 1ffff11011780be1 RBX: ffffea0002766840 RCX: 0000000000000000 [ 175.605008][ C1] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002766840 [ 175.612972][ C1] RBP: ffffc90002117b88 R08: 000000000003a728 R09: ffffed10130ea6d1 [ 175.620933][ C1] R10: ffffed10130ea6d1 R11: 0000000000000000 R12: ffff88808bc05fa0 [ 175.628892][ C1] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff888098753678 [ 175.636875][ C1] ? mod_memcg_page_state+0x16/0x190 [ 175.642148][ C1] free_thread_stack+0x168/0x590 [ 175.647077][ C1] put_task_stack+0xa3/0x130 [ 175.651666][ C1] finish_task_switch+0x3f1/0x550 [ 175.656683][ C1] __schedule+0x9a8/0xcc0 [ 175.661008][ C1] ? ___preempt_schedule+0x16/0x18 [ 175.666114][ C1] preempt_schedule+0xdb/0x120 [ 175.670871][ C1] ___preempt_schedule+0x16/0x18 [ 175.675809][ C1] ? do_exit+0x147c/0x2000 [ 175.680214][ C1] _raw_write_unlock_irq+0x77/0x80 [ 175.685310][ C1] do_exit+0x147c/0x2000 [ 175.689569][ C1] do_group_exit+0x15c/0x2b0 [ 175.694154][ C1] __do_sys_exit_group+0x17/0x20 [ 175.699077][ C1] __se_sys_exit_group+0x14/0x20 [ 175.704000][ C1] __x64_sys_exit_group+0x3b/0x40 [ 175.709013][ C1] do_syscall_64+0xf7/0x1c0 [ 175.713504][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.719387][ C1] RIP: 0033:0x7fb99c1601e8 [ 175.723864][ C1] Code: Bad RIP value. [ 175.727914][ C1] RSP: 002b:00007fff97ffbf28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 175.736311][ C1] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fb99c1601e8 [ 175.744266][ C1] RDX: 0000000000000001 RSI: 000000000000003c RDI: 0000000000000001 [ 175.752221][ C1] RBP: 00007fb99c435840 R08: 00000000000000e7 R09: ffffffffffffffa8 [ 175.760195][ C1] R10: 00007fb99c43b740 R11: 0000000000000246 R12: 00007fb99c435840 [ 175.768154][ C1] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000