[ 45.981227][ T24] audit: type=1800 audit(1575335857.047:27): pid=8075 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 46.010970][ T24] audit: type=1800 audit(1575335857.047:28): pid=8075 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. [ 46.517199][ T24] audit: type=1800 audit(1575335857.667:29): pid=8075 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 46.536385][ T24] audit: type=1800 audit(1575335857.667:30): pid=8075 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.40' (ECDSA) to the list of known hosts. 2019/12/03 01:17:49 fuzzer started 2019/12/03 01:17:50 dialing manager at 10.128.0.26:38907 2019/12/03 01:17:50 syscalls: 2697 2019/12/03 01:17:50 code coverage: enabled 2019/12/03 01:17:50 comparison tracing: enabled 2019/12/03 01:17:50 extra coverage: extra coverage is not supported by the kernel 2019/12/03 01:17:50 setuid sandbox: enabled 2019/12/03 01:17:50 namespace sandbox: enabled 2019/12/03 01:17:50 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 01:17:50 fault injection: enabled 2019/12/03 01:17:50 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 01:17:50 net packet injection: enabled 2019/12/03 01:17:50 net device setup: enabled 2019/12/03 01:17:50 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 01:17:50 devlink PCI setup: PCI device 0000:00:10.0 is not available 01:17:51 executing program 0: r0 = socket$rds(0x15, 0x5, 0x0) setsockopt$RDS_RECVERR(r0, 0x114, 0x5, &(0x7f0000002840), 0x4) 01:17:51 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) futex(0x0, 0x109, 0x0, &(0x7f0000000140), 0x0, 0x2) syzkaller login: [ 60.768394][ T8239] IPVS: ftp: loaded support on port[0] = 21 [ 60.888429][ T8239] chnl_net:caif_netlink_parms(): no params data found [ 60.944862][ T8239] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.953641][ T8239] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.963112][ T8239] device bridge_slave_0 entered promiscuous mode [ 60.971756][ T8239] bridge0: port 2(bridge_slave_1) entered blocking state 01:17:52 executing program 2: r0 = socket$inet6(0xa, 0x80003, 0xff) ioctl(r0, 0x1000008912, &(0x7f0000000080)="0800b5055e0bcfe87b2071") bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x19, 0x4, &(0x7f0000000000)=@framed={{}, [@call={0x179, 0x11, 0x10}]}, &(0x7f00000000c0)='GPL\x00', 0x4, 0x1000, &(0x7f0000000200)=""/4096, 0x0, 0x0, [], 0x0, 0x16, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) [ 60.989472][ T8239] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.999335][ T8239] device bridge_slave_1 entered promiscuous mode [ 61.044935][ T8242] IPVS: ftp: loaded support on port[0] = 21 [ 61.078544][ T8239] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.110909][ T8239] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.124384][ T8244] IPVS: ftp: loaded support on port[0] = 21 [ 61.169676][ T8239] team0: Port device team_slave_0 added [ 61.185299][ T8239] team0: Port device team_slave_1 added 01:17:52 executing program 3: socketpair$unix(0x1, 0x40000000000001, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) r2 = fcntl$dupfd(r0, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000280)='./file0\x00', 0x0, 0x1, &(0x7f0000000340)=[{&(0x7f0000000180)="25bca274769e620a2734fa0095e0612687ecb86a5c8802a9d8aea872943afd874e2f98b579a7086270146d0e0206e73ba8c63cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000480)={[{@data_err_ignore='data_err=ignore'}, {@journal_dev={'journal_dev'}}]}) [ 61.265815][ T8239] device hsr_slave_0 entered promiscuous mode [ 61.323039][ T8239] device hsr_slave_1 entered promiscuous mode 01:17:52 executing program 4: mknod(&(0x7f0000000040)='./bus\x00', 0x0, 0x0) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000100)='./bus\x00', &(0x7f0000000140)='vfat\x00', 0x0, 0x0) [ 61.508260][ T8246] IPVS: ftp: loaded support on port[0] = 21 [ 61.516343][ T8242] chnl_net:caif_netlink_parms(): no params data found [ 61.661498][ T8250] IPVS: ftp: loaded support on port[0] = 21 [ 61.667848][ T8244] chnl_net:caif_netlink_parms(): no params data found [ 61.723838][ T8239] netdevsim netdevsim0 netdevsim0: renamed from eth0 01:17:52 executing program 5: r0 = add_key$keyring(0x0, &(0x7f00000000c0)={'syz', 0x2}, 0x0, 0x0, 0xfffffffffffffffb) r1 = add_key$keyring(&(0x7f0000000100)='keyring\x00', &(0x7f0000000140)={'syz', 0x2}, 0x0, 0x0, r0) memfd_create(0x0, 0x0) ioctl$BLKSECTGET(0xffffffffffffffff, 0x1267, &(0x7f00000003c0)) connect$inet(0xffffffffffffffff, 0x0, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x6a, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 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={&(0x7f0000000300)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) creat(&(0x7f0000000000)='./bus\x00', 0x0) keyctl$KEYCTL_CAPABILITIES(0x1f, &(0x7f0000000140)=""/137, 0x89) syz_open_procfs(0x0, &(0x7f0000000000)='ns\x00') sysfs$1(0x1, &(0x7f0000000340)=':trusted#user-\x00') ioctl$FS_IOC_GET_ENCRYPTION_KEY_STATUS(0xffffffffffffffff, 0xc080661a, &(0x7f0000000200)={{0x1, 0x0, @descriptor="37cf9a0600000013"}}) perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xee67, 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_config_ext={0x0, 0x81}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10001}, 0x0, 0xfffdffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={&(0x7f00000002c0), 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$zero(0xffffffffffffff9c, 0x0, 0x100000, 0x0) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0) add_key$keyring(&(0x7f0000000000)='keyring\x00', &(0x7f0000000100)={'syz', 0x2}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$search(0xa, 0x0, &(0x7f00000000c0)='keyring\x00', 0x0, 0x0) keyctl$unlink(0x9, 0x0, 0x0) pipe(&(0x7f00000001c0)) ioctl$BLKSECTGET(0xffffffffffffffff, 0x1267, &(0x7f0000000380)) r2 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001a80)={0xffffffffffffffff}) fallocate(r3, 0x0, 0x0, 0x2) ioctl$FS_IOC_RESVSP(r2, 0x40305828, 0x0) bind(0xffffffffffffffff, 0x0, 0x0) add_key$keyring(&(0x7f0000000040)='keyring\x00', 0x0, 0x0, 0x0, r1) [ 61.787764][ T8242] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.795470][ T8242] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.806889][ T8242] device bridge_slave_0 entered promiscuous mode [ 61.829587][ T8239] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 61.884622][ T8239] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 61.945640][ T8239] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 61.994744][ T8242] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.002202][ T8242] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.009957][ T8242] device bridge_slave_1 entered promiscuous mode [ 62.031394][ T8252] IPVS: ftp: loaded support on port[0] = 21 [ 62.061363][ T8244] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.069290][ T8244] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.077571][ T8244] device bridge_slave_0 entered promiscuous mode [ 62.108076][ T8244] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.115450][ T8244] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.123170][ T8244] device bridge_slave_1 entered promiscuous mode [ 62.151309][ T8242] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.185487][ T8242] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.204902][ T8246] chnl_net:caif_netlink_parms(): no params data found [ 62.214896][ T8244] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.227978][ T8244] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.253051][ T8244] team0: Port device team_slave_0 added [ 62.262612][ T8244] team0: Port device team_slave_1 added [ 62.282598][ T8242] team0: Port device team_slave_0 added [ 62.354657][ T8244] device hsr_slave_0 entered promiscuous mode [ 62.392191][ T8244] device hsr_slave_1 entered promiscuous mode [ 62.442003][ T8244] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.460633][ T8242] team0: Port device team_slave_1 added [ 62.479861][ T8250] chnl_net:caif_netlink_parms(): no params data found [ 62.508561][ T8246] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.515969][ T8246] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.523916][ T8246] device bridge_slave_0 entered promiscuous mode [ 62.531398][ T8246] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.538650][ T8246] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.546357][ T8246] device bridge_slave_1 entered promiscuous mode [ 62.589757][ T8244] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 62.634455][ T8244] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 62.714405][ T8246] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.724628][ T8244] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 62.794112][ T8244] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 62.894260][ T8242] device hsr_slave_0 entered promiscuous mode [ 62.932270][ T8242] device hsr_slave_1 entered promiscuous mode [ 62.972003][ T8242] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.980686][ T8246] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.014507][ T8246] team0: Port device team_slave_0 added [ 63.023170][ T8246] team0: Port device team_slave_1 added [ 63.035663][ T8250] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.044321][ T8250] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.051974][ T8250] device bridge_slave_0 entered promiscuous mode [ 63.063021][ T8252] chnl_net:caif_netlink_parms(): no params data found [ 63.096699][ T8250] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.104240][ T8250] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.111783][ T8250] device bridge_slave_1 entered promiscuous mode [ 63.125245][ T8239] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.164590][ T8246] device hsr_slave_0 entered promiscuous mode [ 63.222324][ T8246] device hsr_slave_1 entered promiscuous mode [ 63.261962][ T8246] debugfs: Directory 'hsr0' with parent '/' already present! [ 63.313497][ T8255] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.322159][ T8255] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.331641][ T8250] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.354049][ T8242] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 63.394017][ T8242] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 63.435014][ T8242] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 63.494884][ T8250] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.508593][ T8239] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.519818][ T8252] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.527710][ T8252] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.535885][ T8252] device bridge_slave_0 entered promiscuous mode [ 63.544863][ T8242] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 63.584303][ T8246] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 63.628586][ T8246] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 63.724031][ T8252] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.731127][ T8252] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.738956][ T8252] device bridge_slave_1 entered promiscuous mode [ 63.759851][ T8250] team0: Port device team_slave_0 added [ 63.767177][ T8250] team0: Port device team_slave_1 added [ 63.774090][ T8246] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 63.814237][ T8246] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 63.860503][ T8252] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.878147][ T8252] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.907234][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.915971][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.924584][ T8253] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.931716][ T8253] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.939628][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.949073][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.957476][ T8253] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.964557][ T8253] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.972147][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.981549][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.054991][ T8250] device hsr_slave_0 entered promiscuous mode [ 64.112315][ T8250] device hsr_slave_1 entered promiscuous mode [ 64.162029][ T8250] debugfs: Directory 'hsr0' with parent '/' already present! [ 64.174551][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.183377][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.191770][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.200570][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.229361][ T8252] team0: Port device team_slave_0 added [ 64.237050][ T8252] team0: Port device team_slave_1 added [ 64.256135][ T8255] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.265355][ T8255] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.275192][ T8255] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.283712][ T8255] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.297056][ T8239] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 64.308847][ T8239] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.330539][ T8244] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.340690][ T3694] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.349221][ T3694] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.380490][ T8244] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.415485][ T8252] device hsr_slave_0 entered promiscuous mode [ 64.472850][ T8252] device hsr_slave_1 entered promiscuous mode [ 64.522000][ T8252] debugfs: Directory 'hsr0' with parent '/' already present! [ 64.532919][ T8250] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 64.574579][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.584159][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.600534][ T8242] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.613530][ T8250] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 64.663680][ T8250] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 64.714923][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.723905][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.731319][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.741357][ T27] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.749783][ T27] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.756984][ T27] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.774954][ T8239] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.803526][ T8250] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 64.824156][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.836265][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.843916][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.851472][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.860275][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.868720][ T8253] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.875833][ T8253] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.883428][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.891930][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.900259][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.908868][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.917420][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.925877][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.944016][ T8242] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.950828][ T8253] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.971221][ T8244] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 64.995327][ T8244] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.048742][ T8246] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.085024][ T8246] 8021q: adding VLAN 0 to HW filter on device team0 [ 170.011825][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 170.018717][ C1] rcu: 1-...!: (10499 ticks this GP) idle=07a/1/0x4000000000000002 softirq=11726/11726 fqs=4 [ 170.029187][ C1] (t=10500 jiffies g=6281 q=243) [ 170.034201][ C1] rcu: rcu_preempt kthread starved for 10492 jiffies! g6281 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 170.045281][ C1] rcu: RCU grace-period kthread stack dump: [ 170.051158][ C1] rcu_preempt R running task 29048 10 2 0x80004000 [ 170.059046][ C1] Call Trace: [ 170.062330][ C1] __schedule+0x9a0/0xcc0 [ 170.066884][ C1] schedule+0x181/0x210 [ 170.071032][ C1] schedule_timeout+0x14f/0x240 [ 170.075876][ C1] ? run_local_timers+0x120/0x120 [ 170.080902][ C1] rcu_gp_kthread+0xed8/0x1770 [ 170.085678][ C1] kthread+0x332/0x350 [ 170.089736][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 170.094921][ C1] ? kthread_blkcg+0xe0/0xe0 [ 170.099501][ C1] ret_from_fork+0x24/0x30 [ 170.103923][ C1] NMI backtrace for cpu 1 [ 170.108241][ C1] CPU: 1 PID: 8260 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 170.116547][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.126586][ C1] Call Trace: [ 170.129860][ C1] [ 170.132724][ C1] dump_stack+0x1fb/0x318 [ 170.137069][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 170.141919][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 170.148092][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 170.154154][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 170.160128][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 170.166010][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 170.171119][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 170.176315][ C1] ? trace_hardirqs_off+0x74/0x80 [ 170.181327][ C1] update_process_times+0x12d/0x180 [ 170.186514][ C1] tick_sched_timer+0x263/0x420 [ 170.191348][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 170.196880][ C1] __hrtimer_run_queues+0x403/0x840 [ 170.202085][ C1] hrtimer_interrupt+0x38c/0xda0 [ 170.207028][ C1] ? debug_smp_processor_id+0x9/0x20 [ 170.212306][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 170.217838][ C1] apic_timer_interrupt+0xf/0x20 [ 170.222756][ C1] [ 170.225686][ C1] RIP: 0010:__memcg_kmem_uncharge+0x38/0x2e0 [ 170.231651][ C1] Code: 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 d8 f4 fa ff <4d> 8b 3e b8 01 00 00 00 89 d9 d3 e0 4d 85 ff 0f 84 bf 01 00 00 4c [ 170.251251][ C1] RSP: 0018:ffffc90002aa7c30 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 170.259680][ C1] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffff8880a8fd6180 [ 170.267647][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00025ce500 [ 170.275609][ C1] RBP: ffffc90002aa7c60 R08: dffffc0000000000 R09: fffffbfff1287025 [ 170.283570][ C1] R10: fffffbfff1287025 R11: 0000000000000000 R12: ffffea00025ce500 [ 170.291526][ C1] R13: 1ffffd40004b9ca7 R14: ffffea00025ce538 R15: ffff8880a88ed4e8 [ 170.299509][ C1] ? free_thread_stack+0x124/0x590 [ 170.304607][ C1] free_thread_stack+0x12e/0x590 [ 170.309534][ C1] put_task_stack+0xa3/0x130 [ 170.314109][ C1] finish_task_switch+0x3f1/0x550 [ 170.319127][ C1] __schedule+0x9a8/0xcc0 [ 170.323453][ C1] ? ___preempt_schedule+0x16/0x18 [ 170.328546][ C1] preempt_schedule+0xdb/0x120 [ 170.333731][ C1] ___preempt_schedule+0x16/0x18 [ 170.338655][ C1] ? do_group_exit+0x2a8/0x2b0 [ 170.343403][ C1] _raw_spin_unlock_irq+0x77/0x80 [ 170.348411][ C1] do_group_exit+0x2a8/0x2b0 [ 170.352996][ C1] __do_sys_exit_group+0x17/0x20 [ 170.357919][ C1] __se_sys_exit_group+0x14/0x20 [ 170.362846][ C1] __x64_sys_exit_group+0x3b/0x40 [ 170.367853][ C1] do_syscall_64+0xf7/0x1c0 [ 170.372345][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 170.378223][ C1] RIP: 0033:0x45a679 [ 170.382106][ C1] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 170.401784][ C1] RSP: 002b:00007ffe04d80ef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 170.410193][ C1] RAX: ffffffffffffffda RBX: 000000000000001e RCX: 000000000045a679 [ 170.418164][ C1] RDX: 0000000000414211 RSI: fffffffffffffff7 RDI: 0000000000000000 [ 170.426121][ C1] RBP: 0000000000000000 R08: ffffffffffffffff R09: 00007ffe04d80f50 [ 170.434080][ C1] R10: 0000000000760130 R11: 0000000000000246 R12: 0000000000000001 [ 170.442037][ C1] R13: 00007ffe04d80f50 R14: 0000000000000000 R15: 00007ffe04d80f60