[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 46.042321][ T23] audit: type=1800 audit(1578459956.370:25): pid=8317 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 46.061531][ T23] audit: type=1800 audit(1578459956.380:26): pid=8317 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 46.097891][ T23] audit: type=1800 audit(1578459956.380:27): pid=8317 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 '10.128.0.135' (ECDSA) to the list of known hosts. 2020/01/08 05:06:04 fuzzer started 2020/01/08 05:06:05 dialing manager at 10.128.0.26:35703 2020/01/08 05:06:05 syscalls: 2824 2020/01/08 05:06:05 code coverage: enabled 2020/01/08 05:06:05 comparison tracing: enabled 2020/01/08 05:06:05 extra coverage: enabled 2020/01/08 05:06:05 setuid sandbox: enabled 2020/01/08 05:06:05 namespace sandbox: enabled 2020/01/08 05:06:05 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 05:06:05 fault injection: enabled 2020/01/08 05:06:05 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 05:06:05 net packet injection: enabled 2020/01/08 05:06:05 net device setup: enabled 2020/01/08 05:06:05 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 05:06:05 devlink PCI setup: PCI device 0000:00:10.0 is not available 05:06:06 executing program 0: socket$inet6(0xa, 0x6, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) futex(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) futex(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x0, @dev, 0x2}, 0x1c) r1 = getpid() sched_setscheduler(r1, 0x5, &(0x7f0000000000)) r2 = syz_open_procfs(0x0, &(0x7f00000000c0)='net/protocols\x00') sendfile(r0, r2, 0x0, 0x8000) 05:06:07 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = add_key$user(&(0x7f00000000c0)='user\x00', &(0x7f0000000000)={'syz'}, &(0x7f0000000380)="585ccbe4ed83b836c1a6474914dc55e72206297b6895b66147b3c7218a9169a85ea0bdc9e1587a050000000000000042e33089754c8107c3cd3923dd4a71c2ff06007b6b4816122d2550829eaa9435c99926022b8753a188748c569f435fb3bae96efb74b50ec93c152f5e8e198a29e5c0d0c60000ce0637ce0000b4ec24c53d3d661ff5ff70e48884ca000018cea71fcfacf40d32e4b58a8d2725561f6110fd7b06f90b5274cc5c1e298a16324fe27da2a9d5ba9ff3c009d308bd73f4772539", 0xc0, 0xfffffffffffffffe) r1 = add_key$keyring(&(0x7f0000000580)='keyring\x00', &(0x7f0000000280)={'syz', 0x2}, 0x0, 0x0, 0xffffffffffffffff) r2 = add_key$user(&(0x7f0000000200)='user\x00', &(0x7f00000005c0)={'syz', 0x1}, &(0x7f0000000100)="cf", 0x1, r1) keyctl$dh_compute(0x17, &(0x7f0000000180)={r2, r0, r2}, &(0x7f0000000440)=""/243, 0x389, &(0x7f0000000080)={&(0x7f0000000240)={'crc32c-intel\x00\x03\x00\x00\x00\x00\x00\x01\x00'}}) syz_open_dev$midi(0x0, 0x6, 0x9294a7c84da500ef) syz_open_procfs(0xffffffffffffffff, 0x0) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0) syzkaller login: [ 56.766027][ T8483] IPVS: ftp: loaded support on port[0] = 21 05:06:07 executing program 2: r0 = socket$can_j1939(0x1d, 0x2, 0x7) r1 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl$ifreq_SIOCGIFINDEX_vcan(r1, 0x8933, &(0x7f0000000200)={'vcan0\x00', 0x0}) bind$can_j1939(r0, &(0x7f0000000240)={0x1d, r2}, 0x18) sendmsg$can_j1939(r0, &(0x7f0000000080)={&(0x7f0000000b40), 0x18, &(0x7f0000000b80)={&(0x7f0000000100)="01", 0xdf2}}, 0x0) r3 = socket$can_j1939(0x1d, 0x2, 0x7) r4 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000200)={'vcan0\x00', 0x0}) bind$can_j1939(r3, &(0x7f0000000240)={0x1d, r5}, 0x18) sendmsg$can_j1939(r3, &(0x7f0000000080)={&(0x7f0000000b40)={0x1d, 0x0, 0x0, {}, 0xfe}, 0x18, &(0x7f0000000b80)={&(0x7f0000000100)="01", 0xdf2}}, 0x0) [ 56.920220][ T8486] IPVS: ftp: loaded support on port[0] = 21 [ 56.938182][ T8483] chnl_net:caif_netlink_parms(): no params data found [ 57.061997][ T8488] IPVS: ftp: loaded support on port[0] = 21 [ 57.085165][ T8483] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.093376][ T8483] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.102425][ T8483] device bridge_slave_0 entered promiscuous mode [ 57.143138][ T8483] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.150564][ T8483] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.159597][ T8483] device bridge_slave_1 entered promiscuous mode 05:06:07 executing program 3: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000400)='overlay\x00', 0x0, &(0x7f0000000300)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) lsetxattr$system_posix_acl(&(0x7f0000000100)='./bus\x00', &(0x7f0000000380)='system.posix_acl_default\x00', &(0x7f0000000080), 0x24, 0x0) [ 57.223641][ T8483] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.256587][ T8486] chnl_net:caif_netlink_parms(): no params data found [ 57.279554][ T8483] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.389901][ T8483] team0: Port device team_slave_0 added [ 57.411145][ T8483] team0: Port device team_slave_1 added [ 57.424306][ T8488] chnl_net:caif_netlink_parms(): no params data found [ 57.445837][ T8492] IPVS: ftp: loaded support on port[0] = 21 05:06:07 executing program 4: r0 = socket(0x22, 0x3, 0x0) recvmsg(r0, &(0x7f0000001100)={&(0x7f0000000000)=@un=@abs, 0xffffffb8, &(0x7f0000001080)=[{&(0x7f0000000040)=""/4096, 0xaf0}], 0x1, &(0x7f0000002100)=""/74, 0x43}, 0x0) [ 57.568237][ T8483] device hsr_slave_0 entered promiscuous mode [ 57.638523][ T8483] device hsr_slave_1 entered promiscuous mode [ 57.690388][ T8486] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.705629][ T8486] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.713557][ T8486] device bridge_slave_0 entered promiscuous mode [ 57.740666][ T8486] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.755559][ T8486] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.763277][ T8486] device bridge_slave_1 entered promiscuous mode 05:06:08 executing program 5: r0 = socket$inet_tcp(0x2, 0x3, 0x6) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xe}}, 0x10) r1 = socket$inet(0x2, 0x3, 0x6) bind$inet(r1, &(0x7f0000000080)={0x2, 0x0, @remote}, 0x10) r2 = socket$netlink(0x10, 0x3, 0x4) sendmsg$nl_generic(r2, &(0x7f0000005000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000180)={0x48, 0x14, 0x7, 0x0, 0x0, {0x2, 0xf0ffff, 0x600}, [@generic="667e279639a91d7b7f0000017daf4204a00b32eadc2828417f000001e3d8960f65b27ee8125f423682a9447015739d53d5"]}, 0x48}}, 0x0) [ 57.792753][ T8494] IPVS: ftp: loaded support on port[0] = 21 [ 57.825331][ T8488] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.835601][ T8488] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.855881][ T8488] device bridge_slave_0 entered promiscuous mode [ 57.907113][ T8488] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.914197][ T8488] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.923126][ T8488] device bridge_slave_1 entered promiscuous mode [ 57.938352][ T8486] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.980640][ T8486] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.003253][ T8496] IPVS: ftp: loaded support on port[0] = 21 [ 58.009951][ T8488] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.022973][ T8488] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.070342][ T8486] team0: Port device team_slave_0 added [ 58.108965][ T8486] team0: Port device team_slave_1 added [ 58.117319][ T8488] team0: Port device team_slave_0 added [ 58.134993][ T8492] chnl_net:caif_netlink_parms(): no params data found [ 58.144606][ T8483] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.200559][ T8483] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.249257][ T8488] team0: Port device team_slave_1 added [ 58.272890][ T8483] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.333875][ T8483] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.478715][ T8486] device hsr_slave_0 entered promiscuous mode [ 58.535714][ T8486] device hsr_slave_1 entered promiscuous mode [ 58.585628][ T8486] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.593384][ T8486] Cannot create hsr debugfs directory [ 58.627921][ T8492] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.635057][ T8492] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.643233][ T8492] device bridge_slave_0 entered promiscuous mode [ 58.652104][ T8492] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.659318][ T8492] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.667385][ T8492] device bridge_slave_1 entered promiscuous mode [ 58.738052][ T8488] device hsr_slave_0 entered promiscuous mode [ 58.795727][ T8488] device hsr_slave_1 entered promiscuous mode [ 58.835558][ T8488] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.843159][ T8488] Cannot create hsr debugfs directory [ 58.922786][ T8492] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.959937][ T8492] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.970092][ T8494] chnl_net:caif_netlink_parms(): no params data found [ 59.036205][ T8492] team0: Port device team_slave_0 added [ 59.064052][ T8496] chnl_net:caif_netlink_parms(): no params data found [ 59.076687][ T8492] team0: Port device team_slave_1 added [ 59.124733][ T8486] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.181433][ T8486] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.307124][ T8492] device hsr_slave_0 entered promiscuous mode [ 59.355924][ T8492] device hsr_slave_1 entered promiscuous mode [ 59.415560][ T8492] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.423241][ T8492] Cannot create hsr debugfs directory [ 59.440819][ T8486] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.512236][ T8494] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.519680][ T8494] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.527438][ T8494] device bridge_slave_0 entered promiscuous mode [ 59.539481][ T8494] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.546680][ T8494] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.554448][ T8494] device bridge_slave_1 entered promiscuous mode [ 59.562479][ T8486] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.643464][ T8496] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.652098][ T8496] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.660951][ T8496] device bridge_slave_0 entered promiscuous mode [ 59.669651][ T8496] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.677246][ T8496] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.684960][ T8496] device bridge_slave_1 entered promiscuous mode [ 59.704765][ T8488] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.750697][ T8494] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.761592][ T8494] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.778735][ T8496] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.789805][ T8488] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.848569][ T8488] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.929634][ T8488] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.993775][ T8496] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.033662][ T8494] team0: Port device team_slave_0 added [ 60.043363][ T8494] team0: Port device team_slave_1 added [ 60.053082][ T8496] team0: Port device team_slave_0 added [ 60.062428][ T8496] team0: Port device team_slave_1 added [ 60.147977][ T8494] device hsr_slave_0 entered promiscuous mode [ 60.185852][ T8494] device hsr_slave_1 entered promiscuous mode [ 60.225703][ T8494] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.233379][ T8494] Cannot create hsr debugfs directory [ 60.318266][ T8496] device hsr_slave_0 entered promiscuous mode [ 60.356192][ T8496] device hsr_slave_1 entered promiscuous mode [ 60.395592][ T8496] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.403195][ T8496] Cannot create hsr debugfs directory [ 60.462288][ T8483] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.534489][ T8492] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.620135][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.628558][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.649421][ T8483] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.660057][ T8492] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.721979][ T8492] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.771533][ T8488] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.782758][ T8492] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.834736][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.849539][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.858054][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.866088][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.880723][ T8496] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.940347][ T8496] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 60.997546][ T8494] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 61.027876][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.036448][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.044914][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.053403][ T2672] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.061196][ T2672] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.070084][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.078624][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.088009][ T2672] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.103667][ T8486] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.113703][ T8496] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 61.147890][ T8496] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 61.198762][ T8488] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.206002][ T8494] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 61.247391][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.258997][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.267517][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.276223][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.293829][ T8483] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.304394][ T8483] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.326684][ T8494] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 61.377634][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.389336][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.398281][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.407239][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.416543][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.424711][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.433822][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.468952][ T8494] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 61.520684][ T2814] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.529258][ T2814] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.538068][ T2814] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.545200][ T2814] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.554136][ T2814] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.563318][ T2814] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.571879][ T2814] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.578960][ T2814] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.587549][ T2814] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.595121][ T2814] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.602938][ T2814] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.611739][ T2814] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.629945][ T8483] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.643441][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.653372][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.661117][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.673573][ T8486] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.707658][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.717746][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.726702][ T2676] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.733740][ T2676] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.741471][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.749920][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.758516][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.767291][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.775751][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.783987][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.792261][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 61.800834][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 61.809201][ T2676] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.816289][ T2676] bridge0: port 2(bridge_slave_1) entered forwarding state [ 61.824643][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 61.833698][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.844150][ T8488] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.856325][ T8488] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.895034][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.904473][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.913260][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.922346][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.931219][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.940576][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.949328][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.958454][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.967458][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.975809][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.994479][ T8492] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.015889][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.023614][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.031541][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.039597][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.048910][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.063192][ T8488] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.074986][ T8486] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.125155][ T8492] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.134194][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.142765][ T46] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.168557][ T8494] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.201226][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.209441][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.217874][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.226851][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.235503][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.244095][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.253385][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.261916][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.271721][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.280767][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.289561][ T2676] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.296667][ T2676] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.304378][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.313304][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.321801][ T2676] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.328869][ T2676] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.341258][ T8486] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.364464][ T8488] device veth0_vlan entered promiscuous mode [ 62.371905][ T8483] device veth0_vlan entered promiscuous mode [ 62.380677][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.388779][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.396909][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.404697][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.413361][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.422074][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.430704][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.439042][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.447637][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.457156][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.465338][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.473848][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.492958][ T8496] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.512323][ T8488] device veth1_vlan entered promiscuous mode [ 62.529788][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.538358][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 62.546640][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.555066][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.564024][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.572364][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.580585][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.588461][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.610174][ T8492] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.621824][ T8492] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.635025][ T8494] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.655768][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.664295][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.684482][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.693012][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.700758][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.709341][ T2676] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.723299][ T8483] device veth1_vlan entered promiscuous mode [ 62.752114][ T8492] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.759246][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.776801][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.784303][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.105612][ T2762] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 63.569052][ C1] vcan0: j1939_tp_rxtimer: 0x00000000309a6216: rx timeout, send abort [ 63.577864][ C1] vcan0: j1939_tp_rxtimer: 0x00000000d929a41d: rx timeout, send abort [ 63.588794][ C1] vcan0: j1939_xtp_rx_abort_one: 0x00000000309a6216: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. [ 63.603194][ C1] vcan0: j1939_xtp_rx_abort_one: 0x00000000d929a41d: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. [ 64.097303][ C1] vcan0: j1939_tp_rxtimer: 0x0000000045e30195: rx timeout, send abort [ 64.106665][ C1] vcan0: j1939_xtp_rx_abort_one: 0x0000000045e30195: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. [ 65.382455][ C1] vcan0: j1939_tp_rxtimer: 0x00000000ef73e114: rx timeout, send abort [ 65.390970][ C1] vcan0: j1939_xtp_rx_abort_one: 0x00000000ef73e114: 0x00000: (3) A timeout occurred and this is the connection abort to close the session. [ 167.815396][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 167.822335][ C0] rcu: 0-...!: (10499 ticks this GP) idle=61e/1/0x4000000000000002 softirq=11301/11301 fqs=126 [ 167.833084][ C0] (t=10501 jiffies g=6825 q=158) [ 167.838113][ C0] rcu: rcu_preempt kthread starved for 10243 jiffies! g6825 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 167.849371][ C0] rcu: RCU grace-period kthread stack dump: [ 167.855269][ C0] rcu_preempt I28824 10 2 0x80004000 [ 167.861593][ C0] Call Trace: [ 167.864891][ C0] __schedule+0x9a0/0xcc0 [ 167.869229][ C0] schedule+0x181/0x210 [ 167.873375][ C0] schedule_timeout+0x14f/0x240 [ 167.878213][ C0] ? run_local_timers+0x120/0x120 [ 167.883230][ C0] rcu_gp_kthread+0xed8/0x1770 [ 167.887996][ C0] kthread+0x332/0x350 [ 167.892049][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 167.897166][ C0] ? kthread_blkcg+0xe0/0xe0 [ 167.901758][ C0] ret_from_fork+0x24/0x30 [ 167.906210][ C0] NMI backtrace for cpu 0 [ 167.910536][ C0] CPU: 0 PID: 8503 Comm: syz-executor.2 Not tainted 5.5.0-rc5-syzkaller #0 [ 167.919103][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.929145][ C0] Call Trace: [ 167.932416][ C0] [ 167.935263][ C0] dump_stack+0x1fb/0x318 [ 167.939583][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 167.944423][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 167.950590][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 167.956662][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 167.962643][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 167.968530][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 167.973786][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 167.979002][ C0] ? trace_hardirqs_off+0x74/0x80 [ 167.984722][ C0] update_process_times+0x12d/0x180 [ 167.989919][ C0] tick_sched_timer+0x263/0x420 [ 167.994771][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 168.000307][ C0] __hrtimer_run_queues+0x403/0x840 [ 168.005509][ C0] hrtimer_interrupt+0x38c/0xda0 [ 168.010465][ C0] ? debug_smp_processor_id+0x9/0x20 [ 168.015739][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 168.021272][ C0] apic_timer_interrupt+0xf/0x20 [ 168.026212][ C0] [ 168.029156][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x31/0x50 [ 168.035301][ C0] Code: 0c 25 c0 1d 02 00 65 8b 15 38 5f 8b 7e f7 c2 00 01 1f 00 75 2c 8b 91 80 13 00 00 83 fa 02 75 21 48 8b 91 88 13 00 00 48 8b 32 <48> 8d 7e 01 8b 89 84 13 00 00 48 39 cf 73 08 48 89 44 f2 08 48 89 [ 168.054959][ C0] RSP: 0018:ffffc90002677860 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 168.063370][ C0] RAX: ffffffff814896c6 RBX: ffffea0002348640 RCX: ffff88809019a280 [ 168.071340][ C0] RDX: ffffc9000e442000 RSI: 000000000003ffff RDI: ffffea0002348640 [ 168.079310][ C0] RBP: ffffc90002677888 R08: dffffc0000000000 R09: fffffbfff124248a [ 168.087284][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff88808d3f51a0 [ 168.095265][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880937b97f8 [ 168.103261][ C0] ? mod_memcg_page_state+0x16/0x190 [ 168.108546][ C0] ? mod_memcg_page_state+0x16/0x190 [ 168.113823][ C0] free_thread_stack+0x168/0x590 [ 168.118758][ C0] put_task_stack+0xa3/0x130 [ 168.123339][ C0] finish_task_switch+0x3f1/0x550 [ 168.128361][ C0] __schedule+0x9a8/0xcc0 [ 168.132845][ C0] ? ___preempt_schedule+0x16/0x18 [ 168.139106][ C0] preempt_schedule+0xdb/0x120 [ 168.143884][ C0] ___preempt_schedule+0x16/0x18 [ 168.148825][ C0] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 168.154448][ C0] hrtimer_start_range_ns+0x565/0x690 [ 168.159812][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 168.165176][ C0] ? j1939_session_activate+0x284/0x340 [ 168.170721][ C0] j1939_tp_schedule_txtimer+0x7d/0xb0 [ 168.176172][ C0] j1939_sk_sendmsg+0xdc3/0x15a0 [ 168.181113][ C0] ? j1939_sk_getsockopt+0x3d0/0x3d0 [ 168.186388][ C0] ____sys_sendmsg+0x509/0x820 [ 168.191147][ C0] __sys_sendmsg+0x1ed/0x290 [ 168.195741][ C0] ? check_preemption_disabled+0xb4/0x260 [ 168.201444][ C0] ? debug_smp_processor_id+0x9/0x20 [ 168.206727][ C0] ? debug_smp_processor_id+0x1c/0x20 [ 168.212263][ C0] ? prepare_exit_to_usermode+0x221/0x5b0 [ 168.217967][ C0] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 168.223678][ C0] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 168.229154][ C0] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 168.234873][ C0] ? do_syscall_64+0x1d/0x1c0 [ 168.239548][ C0] __x64_sys_sendmsg+0x7f/0x90 [ 168.244310][ C0] do_syscall_64+0xf7/0x1c0 [ 168.248824][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 168.254702][ C0] RIP: 0033:0x45af49 [ 168.258618][ C0] 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 [ 168.278234][ C0] RSP: 002b:00007fa1d47f0c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 168.286637][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045af49 [ 168.294683][ C0] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 168.302644][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 168.312875][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa1d47f16d4 [ 168.320865][ C0] R13: 00000000004ca8d3 R14: 00000000004e3c48 R15: 00000000ffffffff