[ 51.111592][ T27] audit: type=1800 audit(1578446759.499:25): pid=8288 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 51.137924][ T27] audit: type=1800 audit(1578446759.499:26): pid=8288 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 51.180057][ T27] audit: type=1800 audit(1578446759.499:27): pid=8288 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 51.216172][ T27] audit: type=1800 audit(1578446759.499:28): pid=8288 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.18' (ECDSA) to the list of known hosts. 2020/01/08 01:26:10 fuzzer started 2020/01/08 01:26:12 dialing manager at 10.128.0.26:35703 2020/01/08 01:26:12 syscalls: 2824 2020/01/08 01:26:12 code coverage: enabled 2020/01/08 01:26:12 comparison tracing: enabled 2020/01/08 01:26:12 extra coverage: enabled 2020/01/08 01:26:12 setuid sandbox: enabled 2020/01/08 01:26:12 namespace sandbox: enabled 2020/01/08 01:26:12 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 01:26:12 fault injection: enabled 2020/01/08 01:26:12 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 01:26:12 net packet injection: enabled 2020/01/08 01:26:12 net device setup: enabled 2020/01/08 01:26:12 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 01:26:12 devlink PCI setup: PCI device 0000:00:10.0 is not available 01:26:13 executing program 0: modify_ldt$write2(0x11, &(0x7f0000000040)={0x1000}, 0x10) madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0xa) clone(0x22086605, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) 01:26:13 executing program 1: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0) pwrite64(r0, &(0x7f0000000080)='5', 0x1, 0x0) ioctl$EXT4_IOC_SETFLAGS(r0, 0x40086602, &(0x7f0000000240)) ioctl$EXT4_IOC_SWAP_BOOT(r0, 0x6611) r1 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r1, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0) mmap(&(0x7f0000008000/0x1000)=nil, 0x1000, 0x300000a, 0x8013, r2, 0x0) ioctl$EXT4_IOC_SWAP_BOOT(r2, 0x6611) r3 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r3, 0x11b, 0x4, &(0x7f0000000040)={&(0x7f0000000000)=""/21, 0x3c000, 0x800}, 0x18) syzkaller login: [ 64.927130][ T8457] IPVS: ftp: loaded support on port[0] = 21 [ 65.090656][ T8460] IPVS: ftp: loaded support on port[0] = 21 [ 65.109484][ T8457] chnl_net:caif_netlink_parms(): no params data found [ 65.190574][ T8457] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.200294][ T8457] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.209984][ T8457] device bridge_slave_0 entered promiscuous mode [ 65.233700][ T8457] bridge0: port 2(bridge_slave_1) entered blocking state 01:26:13 executing program 2: r0 = open(&(0x7f000000fffa)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x0, 0x11, r0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r3, &(0x7f000012afe4)={0xa, 0x4e22, 0x0, @empty}, 0x1c) listen(r3, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r4, 0x6, 0x2, &(0x7f0000000000)=0x465, 0x4) sendto$inet6(r4, &(0x7f0000000300)="9516bae903dd53076094125593a8f1ebab", 0xfffffffffffffea9, 0x20000003, &(0x7f000031e000)={0xa, 0x4e22, 0x0, @loopback}, 0x1c) [ 65.242967][ T8457] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.251802][ T8457] device bridge_slave_1 entered promiscuous mode [ 65.333318][ T8457] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.364922][ T8460] chnl_net:caif_netlink_parms(): no params data found [ 65.379527][ T8457] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.410601][ T8463] IPVS: ftp: loaded support on port[0] = 21 [ 65.466689][ T8457] team0: Port device team_slave_0 added [ 65.476166][ T8457] team0: Port device team_slave_1 added 01:26:13 executing program 3: r0 = socket$unix(0x1, 0x1, 0x0) ioctl$int_in(r0, 0x5452, &(0x7f0000000100)=0x6) r1 = socket$unix(0x1, 0x1, 0x0) bind$unix(r1, &(0x7f00000001c0)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x56) listen(r1, 0x0) connect$unix(r0, &(0x7f0000000140)=@file={0x1, '\xe9\x1fq\x89Y\x1e\x923aK\x00'}, 0x6e) r2 = accept(r1, 0x0, 0x0) recvfrom$unix(r0, 0x0, 0x0, 0x0, 0x0, 0x0) sendto$inet6(r2, &(0x7f0000000780), 0xffffffffffffffe6, 0x0, 0x0, 0x0) [ 65.622928][ T8457] device hsr_slave_0 entered promiscuous mode 01:26:14 executing program 4: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) unshare(0xe54e3ddd7f8d07c) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r0) r3 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x3) r4 = dup(r3) r5 = semget(0x0, 0x4, 0x431) semctl$IPC_RMID(r5, 0x0, 0x0) setsockopt$bt_rfcomm_RFCOMM_LM(r4, 0x12, 0x3, &(0x7f0000000000)=0x2f, 0x4) ioctl$LOOP_SET_STATUS64(r4, 0x4c04, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x10000, 0xffffffffffffff63, 0x0, 0x12, 0x13, 0x11, "49bc76b3aff8fdd5328bc4f1f3cfc5e330bb6dd2d9f5749907a0156c460d6f8ad1de36751f4b0746f13347d1fa074c0b24310754aa9bca60a885c141ce881d1e", "79e184e4e9154deb8f7282479425fbbedbd593531d095d86b0e6a6f4c91ab787a025730c556e5811a2f5045c9301c63e8518445a4e7f64f8396021445dde6507", "a546ee57d70ff22abeeda9f124573dc5cfe0aa4101b25ef9bd8b62d8711be273", [0x2, 0x3]}) setsockopt$IP6T_SO_SET_REPLACE(r4, 0x29, 0x40, &(0x7f0000000140)=@raw={'raw\x00', 0x9, 0x3, 0x360, 0x0, 0x130, 0x0, 0x0, 0x0, 0x290, 0x290, 0x290, 0x290, 0x290, 0x3, &(0x7f0000000100), {[{{@uncond, 0x0, 0xf0, 0x130, 0x0, {}, [@inet]}, @common=@inet=@TCPOPTSTRIP={0x40, 'TCPOPTSTRIP\x00', 0x0, {[0x7, 0x0, 0x6, 0xdec7, 0x5, 0x80000001, 0xfffffff7, 0x1]}}}, {{@ipv6={@remote, @mcast1, [0xff000000, 0x7f, 0xff000000, 0xffffffff], [0x0, 0xff000000, 0xff, 0xff000000], '\x00', '\x00', {0x101}, {}, 0x11, 0x81, 0x2, 0x61}, 0x0, 0x118, 0x160, 0x0, {}, [@common=@ipv6header, @common=@eui64]}, @unspec=@CT0={0x48, 'CT\x00', 0x0, {0x1, 0x3, 0x3, 0x6, 'pptp\x00'}}}], {{[], 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x3c0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r6 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) setsockopt$bt_BT_RCVMTU(r6, 0x112, 0xd, 0x0, 0x0) [ 65.679960][ T8457] device hsr_slave_1 entered promiscuous mode [ 65.765393][ T8460] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.774076][ T8460] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.800571][ T8460] device bridge_slave_0 entered promiscuous mode [ 65.816899][ T8465] IPVS: ftp: loaded support on port[0] = 21 [ 65.855375][ T8460] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.864982][ T8460] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.875121][ T8460] device bridge_slave_1 entered promiscuous mode [ 65.959347][ T8460] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link 01:26:14 executing program 5: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000000)) r1 = syz_open_pts(r0, 0x0) ioctl$TCSETS2(r1, 0x402c542b, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, "9928480431d32b314209cdeb86b28c91179751"}) [ 66.001920][ T8460] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.041459][ T8463] chnl_net:caif_netlink_parms(): no params data found [ 66.065376][ T8468] IPVS: ftp: loaded support on port[0] = 21 [ 66.150096][ T8460] team0: Port device team_slave_0 added [ 66.166223][ T8457] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.249787][ T8460] team0: Port device team_slave_1 added [ 66.251973][ T8470] IPVS: ftp: loaded support on port[0] = 21 [ 66.281983][ T8457] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.332010][ T8457] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.392428][ T8457] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.489651][ T8460] device hsr_slave_0 entered promiscuous mode [ 66.538317][ T8460] device hsr_slave_1 entered promiscuous mode [ 66.578069][ T8460] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.585825][ T8460] Cannot create hsr debugfs directory [ 66.664637][ T8463] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.672269][ T8463] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.680465][ T8463] device bridge_slave_0 entered promiscuous mode [ 66.711389][ T8463] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.718662][ T8463] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.726309][ T8463] device bridge_slave_1 entered promiscuous mode [ 66.747711][ T8463] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.768962][ T8463] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.795194][ T8465] chnl_net:caif_netlink_parms(): no params data found [ 66.825828][ T8460] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 66.890527][ T8460] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 66.932022][ T8460] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 67.026491][ T8460] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 67.071615][ T8463] team0: Port device team_slave_0 added [ 67.095966][ T8463] team0: Port device team_slave_1 added [ 67.116391][ T8465] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.124227][ T8465] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.132443][ T8465] device bridge_slave_0 entered promiscuous mode [ 67.140864][ T8465] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.148252][ T8465] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.155810][ T8465] device bridge_slave_1 entered promiscuous mode [ 67.173231][ T8465] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.231191][ T8463] device hsr_slave_0 entered promiscuous mode [ 67.278326][ T8463] device hsr_slave_1 entered promiscuous mode [ 67.318050][ T8463] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.325650][ T8463] Cannot create hsr debugfs directory [ 67.333815][ T8465] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.350659][ T8468] chnl_net:caif_netlink_parms(): no params data found [ 67.421829][ T8470] chnl_net:caif_netlink_parms(): no params data found [ 67.436414][ T8465] team0: Port device team_slave_0 added [ 67.465697][ T8457] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.478530][ T8465] team0: Port device team_slave_1 added [ 67.522295][ T2699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.530771][ T2699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.554944][ T8470] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.565260][ T8470] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.573332][ T8470] device bridge_slave_0 entered promiscuous mode [ 67.590153][ T8457] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.606212][ T8468] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.617157][ T8468] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.625419][ T8468] device bridge_slave_0 entered promiscuous mode [ 67.633975][ T8468] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.641469][ T8468] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.649278][ T8468] device bridge_slave_1 entered promiscuous mode [ 67.660530][ T8470] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.667589][ T8470] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.676187][ T8470] device bridge_slave_1 entered promiscuous mode [ 67.699932][ T8470] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.750743][ T8465] device hsr_slave_0 entered promiscuous mode [ 67.788333][ T8465] device hsr_slave_1 entered promiscuous mode [ 67.828075][ T8465] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.835680][ T8465] Cannot create hsr debugfs directory [ 67.864479][ T8470] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.882296][ T2703] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.890996][ T2703] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.899701][ T2703] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.906854][ T2703] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.924592][ T8468] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.946470][ T8463] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 67.990925][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.998829][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.007514][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.016013][ T2687] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.023151][ T2687] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.031922][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.044716][ T8468] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.069237][ T8470] team0: Port device team_slave_0 added [ 68.077341][ T8470] team0: Port device team_slave_1 added [ 68.085609][ T8463] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 68.131812][ T8463] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 68.184903][ T8463] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 68.261029][ T2715] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.283266][ T8457] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 68.295126][ T8457] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.339743][ T8470] device hsr_slave_0 entered promiscuous mode [ 68.398218][ T8470] device hsr_slave_1 entered promiscuous mode [ 68.468126][ T8470] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.475803][ T8470] Cannot create hsr debugfs directory [ 68.483627][ T8468] team0: Port device team_slave_0 added [ 68.492145][ T8468] team0: Port device team_slave_1 added [ 68.501244][ T8460] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.510709][ T2715] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.519664][ T2715] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.528078][ T2715] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.536607][ T2715] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.545247][ T2715] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.553585][ T2715] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.562182][ T2715] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.570518][ T2715] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.588391][ T2715] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.596147][ T2715] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.604103][ T2715] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.611627][ T2715] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.631314][ T8457] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.689795][ T8468] device hsr_slave_0 entered promiscuous mode [ 68.718529][ T8468] device hsr_slave_1 entered promiscuous mode [ 68.788020][ T8468] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.795630][ T8468] Cannot create hsr debugfs directory [ 68.816799][ T8460] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.832237][ T2699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.840585][ T2699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.893891][ T2699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.904208][ T2699] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.912758][ T2699] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.919932][ T2699] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.927779][ T2699] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.944469][ T8465] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 68.989858][ T8465] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 69.031957][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.044180][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.052701][ T2879] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.059783][ T2879] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.081940][ T8465] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 69.130252][ T8465] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 69.191871][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.201939][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.211168][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.220420][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.229484][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.238334][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.248184][ T2879] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.277117][ T2699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.287460][ T2699] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.325915][ T8457] device veth0_vlan entered promiscuous mode [ 69.336327][ T8468] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 69.390588][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.399693][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.409071][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.417278][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.425524][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.433681][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.444724][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.452538][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.463049][ T8460] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.483634][ T8457] device veth1_vlan entered promiscuous mode [ 69.492156][ T8468] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.542331][ T8468] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.610607][ T8468] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.650699][ T8463] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.660184][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.700370][ T8463] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.716138][ T8470] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 69.740436][ T8470] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 69.770590][ T8470] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 69.809950][ T8470] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 69.850615][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.858721][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.866389][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.875063][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.883503][ T2687] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.890630][ T2687] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.898392][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.906856][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.915267][ T2687] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.922368][ T2687] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.931497][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.948176][ T2699] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.956741][ T2699] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.964513][ T2699] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.972863][ T2699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.998438][ T2703] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.007136][ T2703] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.016072][ T2703] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.025337][ T2703] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.035144][ T2703] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.059799][ T8460] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.076293][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.085476][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.097719][ T8465] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.141586][ T8463] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.154331][ T8463] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.182119][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.191560][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.205801][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.214567][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.228642][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.236451][ T2687] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.284382][ T8460] device veth0_vlan entered promiscuous mode [ 70.302424][ T8460] device veth1_vlan entered promiscuous mode [ 175.217823][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 175.224706][ C0] rcu: 0-...!: (10499 ticks this GP) idle=4f6/1/0x4000000000000002 softirq=13979/13979 fqs=42 [ 175.235270][ C0] (t=10501 jiffies g=6813 q=269) [ 175.240292][ C0] rcu: rcu_preempt kthread starved for 10417 jiffies! g6813 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 175.251552][ C0] rcu: RCU grace-period kthread stack dump: [ 175.257428][ C0] rcu_preempt R running task 28984 10 2 0x80004000 [ 175.265322][ C0] Call Trace: [ 175.268610][ C0] __schedule+0x9a0/0xcc0 [ 175.272937][ C0] schedule+0x181/0x210 [ 175.277092][ C0] schedule_timeout+0x14f/0x240 [ 175.281932][ C0] ? run_local_timers+0x120/0x120 [ 175.286952][ C0] rcu_gp_kthread+0xed8/0x1770 [ 175.291717][ C0] kthread+0x332/0x350 [ 175.295777][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 175.300878][ C0] ? kthread_blkcg+0xe0/0xe0 [ 175.305458][ C0] ret_from_fork+0x24/0x30 [ 175.309878][ C0] NMI backtrace for cpu 0 [ 175.314202][ C0] CPU: 0 PID: 8457 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 175.322772][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.332815][ C0] Call Trace: [ 175.336090][ C0] [ 175.339296][ C0] dump_stack+0x1fb/0x318 [ 175.343619][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 175.348460][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 175.354603][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 175.360661][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 175.366631][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 175.372526][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 175.377636][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 175.382827][ C0] ? trace_hardirqs_off+0x74/0x80 [ 175.387852][ C0] update_process_times+0x12d/0x180 [ 175.393043][ C0] tick_sched_timer+0x263/0x420 [ 175.397889][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 175.403450][ C0] __hrtimer_run_queues+0x403/0x840 [ 175.408663][ C0] hrtimer_interrupt+0x38c/0xda0 [ 175.413624][ C0] ? debug_smp_processor_id+0x9/0x20 [ 175.418901][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 175.424439][ C0] apic_timer_interrupt+0xf/0x20 [ 175.429364][ C0] [ 175.432296][ C0] RIP: 0010:free_thread_stack+0x186/0x590 [ 175.438010][ C0] Code: 8b 3b be fc ff ff ff e8 28 04 00 00 43 80 3c 2e 00 74 08 4c 89 e7 e8 39 94 6a 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 1b 94 6a 00 48 8b 1b e9 82 ff ff [ 175.457617][ C0] RSP: 0018:ffffc90002507bd0 EFLAGS: 00000a02 ORIG_RAX: ffffffffffffff13 [ 175.466028][ C0] RAX: 1ffff110143b1091 RBX: ffff8880a1d88488 RCX: ffff88808d488440 [ 175.475216][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002653640 [ 175.483178][ C0] RBP: ffffc90002507c08 R08: 000000000003a728 R09: ffffed1014fd0f41 [ 175.491138][ C0] R10: ffffed1014fd0f41 R11: 0000000000000000 R12: ffff8880a47dca20 [ 175.499184][ C0] R13: dffffc0000000000 R14: 1ffff110148fb944 R15: ffff8880a7e879f8 [ 175.507182][ C0] put_task_stack+0xa3/0x130 [ 175.511764][ C0] finish_task_switch+0x3f1/0x550 [ 175.516783][ C0] __schedule+0x9a8/0xcc0 [ 175.521111][ C0] schedule+0x181/0x210 [ 175.525257][ C0] do_nanosleep+0x1d0/0x6c0 [ 175.529761][ C0] hrtimer_nanosleep+0x3a6/0x5b0 [ 175.535910][ C0] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 175.541725][ C0] __x64_sys_nanosleep+0x186/0x1d0 [ 175.546833][ C0] do_syscall_64+0xf7/0x1c0 [ 175.551330][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.557209][ C0] RIP: 0033:0x4593f0 [ 175.561116][ C0] Code: c0 5b 5d c3 66 0f 1f 44 00 00 8b 04 24 48 83 c4 18 5b 5d c3 66 0f 1f 44 00 00 83 3d 41 f5 61 00 00 75 14 b8 23 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 d4 d1 fb ff c3 48 83 ec 08 e8 ea 46 00 00 [ 175.580808][ C0] RSP: 002b:00007ffcdb44f488 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 175.589207][ C0] RAX: ffffffffffffffda RBX: 0000000000011207 RCX: 00000000004593f0 [ 175.597169][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffcdb44f490 [ 175.605129][ C0] RBP: 0000000000000002 R08: 0000000000000001 R09: 00000000025a7940 [ 175.613268][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 175.621319][ C0] R13: 00007ffcdb44f4e0 R14: 00000000000111fb R15: 00007ffcdb44f4f0