[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 51.219957][ T26] audit: type=1800 audit(1578467359.291:25): pid=8359 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 51.240351][ T26] audit: type=1800 audit(1578467359.291:26): pid=8359 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 51.281712][ T26] audit: type=1800 audit(1578467359.291:27): pid=8359 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 '10.128.0.177' (ECDSA) to the list of known hosts. 2020/01/08 07:09:31 fuzzer started 2020/01/08 07:09:33 dialing manager at 10.128.0.26:35703 2020/01/08 07:09:33 syscalls: 2824 2020/01/08 07:09:33 code coverage: enabled 2020/01/08 07:09:33 comparison tracing: enabled 2020/01/08 07:09:33 extra coverage: enabled 2020/01/08 07:09:33 setuid sandbox: enabled 2020/01/08 07:09:33 namespace sandbox: enabled 2020/01/08 07:09:33 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 07:09:33 fault injection: enabled 2020/01/08 07:09:33 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 07:09:33 net packet injection: enabled 2020/01/08 07:09:33 net device setup: enabled 2020/01/08 07:09:33 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 07:09:33 devlink PCI setup: PCI device 0000:00:10.0 is not available 07:09:34 executing program 0: r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r0, 0x107, 0xd, &(0x7f0000000040)=@req3={0x10000, 0x100000001, 0x10000, 0x1}, 0x1c) mmap(&(0x7f0000ff0000/0x10000)=nil, 0x12000, 0x0, 0x13012, r0, 0x0) 07:09:34 executing program 1: r0 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r0, 0x11b, 0x4, &(0x7f00000000c0)={&(0x7f0000000000)=""/5, 0x20000, 0x1000}, 0x18) setsockopt$XDP_TX_RING(r0, 0x11b, 0x3, &(0x7f0000000080)=0x2, 0x4) r1 = socket(0x100000000011, 0x2, 0x0) bind(r1, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0}, &(0x7f00000002c0)=0x14) bind$xdp(r0, &(0x7f0000000680)={0x2c, 0x1, r2}, 0x10) syzkaller login: [ 66.410939][ T8527] IPVS: ftp: loaded support on port[0] = 21 [ 66.582909][ T8527] chnl_net:caif_netlink_parms(): no params data found [ 66.583483][ T8530] IPVS: ftp: loaded support on port[0] = 21 07:09:34 executing program 2: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'syz_tun\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x265) sendmsg$nl_route(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=@newlink={0x34, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r5}, [@IFLA_LINKINFO={0x14, 0x12, @bridge={{0xc, 0x1, 'bridge\x00'}, {0x4}}}]}, 0x34}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000002700)=@newlink={0x28, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_MASTER={0x8, 0xa, r5}]}, 0x28}}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r6, 0x8933, &(0x7f0000000300)={'syz_tun\x00', 0x0}) sendmsg$nl_route(r7, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000002700)=@newlink={0x28, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r8}, [@IFLA_MASTER={0x8}]}, 0x28}}, 0x0) [ 66.678784][ T8527] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.687585][ T8527] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.695913][ T8527] device bridge_slave_0 entered promiscuous mode [ 66.721590][ T8527] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.729379][ T8527] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.737345][ T8527] device bridge_slave_1 entered promiscuous mode [ 66.800621][ T8527] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.835198][ T8527] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.853751][ T8530] chnl_net:caif_netlink_parms(): no params data found [ 66.906361][ T8527] team0: Port device team_slave_0 added [ 66.927381][ T8530] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.941787][ T8530] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.949839][ T8530] device bridge_slave_0 entered promiscuous mode [ 66.958280][ T8527] team0: Port device team_slave_1 added [ 66.966283][ T8530] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.976365][ T8530] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.984473][ T8530] device bridge_slave_1 entered promiscuous mode [ 66.996238][ T8533] IPVS: ftp: loaded support on port[0] = 21 07:09:35 executing program 3: mprotect(&(0x7f0000fff000/0x1000)=nil, 0x1000, 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000)='/dev/input/event#\x00', 0x0, 0x0) ioctl$EVIOCSCLOCKID(r0, 0x40084504, &(0x7f0000ffcffc)) [ 67.094246][ T8527] device hsr_slave_0 entered promiscuous mode [ 67.132198][ T8527] device hsr_slave_1 entered promiscuous mode 07:09:35 executing program 4: r0 = socket$can_j1939(0x1d, 0x2, 0x7) unshare(0x400) bind$can_j1939(r0, &(0x7f0000000000), 0x18) [ 67.238821][ T8530] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.271517][ T8530] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.332243][ T8535] IPVS: ftp: loaded support on port[0] = 21 [ 67.367925][ T8530] team0: Port device team_slave_0 added [ 67.384867][ T8530] team0: Port device team_slave_1 added 07:09:35 executing program 5: mkdir(&(0x7f0000000180)='./file1\x00', 0x0) ioctl$sock_TIOCINQ(0xffffffffffffffff, 0x541b, 0x0) syz_open_procfs(0x0, &(0x7f00000002c0)='auxv\x00') syz_open_procfs(0x0, &(0x7f0000000840)='auxv\x00') perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x1000000000, 0x0, 0x0, 0x0, 0x0, 0x81, 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) getpid() geteuid() lstat(&(0x7f0000000600)='./file1/file0\x00', &(0x7f0000000640)) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r0, 0x84, 0x19, &(0x7f00000000c0), 0x8) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r1, 0x84, 0x19, &(0x7f00000000c0), 0x8) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r2, 0x84, 0x19, &(0x7f00000000c0), 0x8) socket$packet(0x11, 0x2, 0x300) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r3, 0x84, 0x19, &(0x7f00000000c0)=ANY=[@ANYRES32=0x0, @ANYBLOB="06000000"], 0x8) r4 = getpid() sched_setscheduler(r4, 0x5, &(0x7f0000000380)) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r6 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x1, 0x0) write$P9_RVERSION(r6, &(0x7f0000000040)={0x15, 0x65, 0xffff, 0x0, 0x8, '9P2000.L'}, 0x15) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f00000003c0)={{{@in=@multicast1, @in6=@empty}}, {{@in6=@initdev}, 0x0, @in=@loopback}}, &(0x7f0000000140)=0x1000005eb) r7 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r7, 0x84, 0x19, &(0x7f00000000c0), 0x8) r8 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r8, 0x84, 0x19, &(0x7f0000000240)=ANY=[@ANYRES32=0x0, @ANYBLOB="000000000b9474857cfd64718805e461d877928e63ef165f07c2d0d87e7fff38decd35232afc5b7049c4f0a4be3c03ff"], 0x8) r9 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r9, 0x84, 0x19, &(0x7f00000000c0), 0x8) io_uring_setup(0x393, &(0x7f0000001040)={0x0, 0x0, 0x4, 0x3, 0x140}) r10 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r10, 0x84, 0x19, &(0x7f00000000c0), 0x8) r11 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r11, 0x84, 0x19, &(0x7f00000000c0), 0x8) syz_open_dev$mouse(&(0x7f00000010c0)='/dev/input/mouse#\x00', 0x0, 0x20a00) r12 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r12, 0x84, 0x19, &(0x7f00000000c0), 0x8) r13 = syz_open_procfs(0x0, &(0x7f0000000080)='gid_map\x00') r14 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r14, 0x40045431, &(0x7f0000000100)) r15 = syz_open_pts(r14, 0x0) dup3(r15, r13, 0x0) socket$inet6_sctp(0xa, 0x5, 0x84) symlink(&(0x7f00000000c0)='./file1/file0\x00', &(0x7f0000000100)='./file1/file0\x00') r16 = open$dir(&(0x7f0000000300)='./file1\x00', 0x0, 0x0) renameat2(r16, &(0x7f0000000000)='./file0\x00', r16, &(0x7f00000001c0)='./file0\x00', 0x2) [ 67.496785][ T8537] IPVS: ftp: loaded support on port[0] = 21 [ 67.534493][ T8530] device hsr_slave_0 entered promiscuous mode [ 67.572031][ T8530] device hsr_slave_1 entered promiscuous mode [ 67.612013][ T8530] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.612096][ T8530] Cannot create hsr debugfs directory [ 67.674005][ T8540] IPVS: ftp: loaded support on port[0] = 21 [ 67.686262][ T8527] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 67.713862][ T8533] chnl_net:caif_netlink_parms(): no params data found [ 67.759861][ T8527] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.826850][ T8527] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.907791][ T8527] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.970327][ T8535] chnl_net:caif_netlink_parms(): no params data found [ 68.076485][ T8533] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.084406][ T8533] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.092302][ T8533] device bridge_slave_0 entered promiscuous mode [ 68.101271][ T8533] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.108485][ T8533] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.116251][ T8533] device bridge_slave_1 entered promiscuous mode [ 68.131036][ T8535] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.138295][ T8535] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.146225][ T8535] device bridge_slave_0 entered promiscuous mode [ 68.181923][ T8530] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 68.233450][ T8530] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 68.285312][ T8530] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 68.354109][ T8535] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.362356][ T8535] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.370252][ T8535] device bridge_slave_1 entered promiscuous mode [ 68.403891][ T8530] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 68.456582][ T8533] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.508747][ T8535] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.520471][ T8535] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.535262][ T8533] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.553181][ T8537] chnl_net:caif_netlink_parms(): no params data found [ 68.589437][ T8533] team0: Port device team_slave_0 added [ 68.600332][ T8533] team0: Port device team_slave_1 added [ 68.620305][ T8535] team0: Port device team_slave_0 added [ 68.627431][ T8540] chnl_net:caif_netlink_parms(): no params data found [ 68.637774][ T8535] team0: Port device team_slave_1 added [ 68.656190][ T8537] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.664220][ T8537] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.672833][ T8537] device bridge_slave_0 entered promiscuous mode [ 68.724353][ T8533] device hsr_slave_0 entered promiscuous mode [ 68.782075][ T8533] device hsr_slave_1 entered promiscuous mode [ 68.831763][ T8533] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.840541][ T8533] Cannot create hsr debugfs directory [ 68.864089][ T8537] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.871182][ T8537] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.880300][ T8537] device bridge_slave_1 entered promiscuous mode [ 68.933551][ T8535] device hsr_slave_0 entered promiscuous mode [ 68.982182][ T8535] device hsr_slave_1 entered promiscuous mode [ 69.041845][ T8535] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.049614][ T8535] Cannot create hsr debugfs directory [ 69.090380][ T8537] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.103717][ T8537] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.173406][ T8537] team0: Port device team_slave_0 added [ 69.189814][ T8540] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.198277][ T8540] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.206189][ T8540] device bridge_slave_0 entered promiscuous mode [ 69.216849][ T8540] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.224041][ T8540] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.231601][ T8540] device bridge_slave_1 entered promiscuous mode [ 69.250060][ T8537] team0: Port device team_slave_1 added [ 69.297474][ T8540] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.310187][ T8540] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.364443][ T8537] device hsr_slave_0 entered promiscuous mode [ 69.422304][ T8537] device hsr_slave_1 entered promiscuous mode [ 69.461874][ T8537] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.469463][ T8537] Cannot create hsr debugfs directory [ 69.495101][ T8535] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 69.557166][ T8535] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 69.628883][ T8527] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.642128][ T8540] team0: Port device team_slave_0 added [ 69.650673][ T8535] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 69.696438][ T8540] team0: Port device team_slave_1 added [ 69.708964][ T8533] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 69.734236][ T8533] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 69.783654][ T8535] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 69.836667][ T8527] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.848645][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.857766][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.866403][ T8533] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 69.914550][ T8533] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 70.024545][ T8540] device hsr_slave_0 entered promiscuous mode [ 70.052150][ T8540] device hsr_slave_1 entered promiscuous mode [ 70.081755][ T8540] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 70.089573][ T8540] Cannot create hsr debugfs directory [ 70.117969][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.126847][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.135877][ T2817] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.143111][ T2817] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.153055][ T8530] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.159861][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.189161][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.199440][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.208226][ T2677] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.215577][ T2677] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.233091][ T8530] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.247510][ T8537] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 70.284543][ T8537] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 70.334057][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.341996][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.373646][ T8537] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 70.404881][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.413821][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.448472][ T8537] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 70.513094][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.522256][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.530754][ T2878] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.537847][ T2878] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.546806][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.555433][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.564293][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.573147][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.581421][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.589989][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.598350][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.606883][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.615334][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.624015][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.632500][ T2878] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.639558][ T2878] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.650372][ T8527] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.684060][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.693016][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.700845][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.709685][ T2878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.759229][ T8530] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 70.771135][ T8530] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 70.793803][ T8535] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.803999][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.813726][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.822541][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.831125][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.839781][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.848596][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.857673][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.866653][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.875453][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.883035][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.890622][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.898953][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.915610][ T8533] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.927858][ T8527] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.940500][ T8540] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 70.975616][ T8540] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 71.035329][ T8540] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 71.099797][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.108736][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.137250][ T8533] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.146075][ T8540] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 71.233866][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.242790][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.251574][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.259945][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.268232][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.276474][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.289698][ T8537] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.300794][ T8535] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.318675][ T8530] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.337856][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.347319][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.356204][ T2817] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.363455][ T2817] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.371856][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.380433][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.389017][ T2817] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.397761][ T2817] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.406865][ T2817] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.421034][ T8527] device veth0_vlan entered promiscuous mode [ 71.435687][ T8537] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.460462][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 71.469737][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.478629][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.486954][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.494742][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.503813][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.513024][ T2795] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.520122][ T2795] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.528202][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.536937][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.546026][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 71.554874][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.563905][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.575637][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.590172][ T8527] device veth1_vlan entered promiscuous mode [ 71.626669][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.635978][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.646313][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.655602][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.667183][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.675230][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.684517][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.693557][ T2795] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.701069][ T2795] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.708903][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.717973][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 71.726731][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.735360][ T2795] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.742621][ T2795] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.750485][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 71.759728][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.769720][ T2795] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 71.787368][ T8533] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 71.799809][ T8533] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.824864][ T8540] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.856162][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.879423][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.889204][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 71.899052][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.908178][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 71.919122][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.930530][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.939491][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.948507][ T2677] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.955625][ T2677] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.963759][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.972607][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.985049][ T8530] device veth0_vlan entered promiscuous mode [ 72.012772][ T8540] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.019941][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.028789][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 72.041145][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.050795][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.059952][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.071155][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.081356][ T2677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.095759][ T8530] device veth1_vlan entered promiscuous mode [ 72.131258][ T8537] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.143236][ T8537] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.188794][ T8540] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 72.200579][ T8540] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.232873][ T8540] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 177.101632][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 177.108533][ C1] rcu: 1-...!: (10499 ticks this GP) idle=38a/1/0x4000000000000002 softirq=13699/13699 fqs=6 [ 177.119055][ C1] (t=10501 jiffies g=7013 q=459) [ 177.124089][ C1] rcu: rcu_preempt kthread starved for 10488 jiffies! g7013 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 177.135211][ C1] rcu: RCU grace-period kthread stack dump: [ 177.141105][ C1] rcu_preempt R running task 29104 10 2 0x80004000 [ 177.149032][ C1] Call Trace: [ 177.152318][ C1] __schedule+0x9a0/0xcc0 [ 177.156647][ C1] schedule+0x181/0x210 [ 177.160814][ C1] schedule_timeout+0x14f/0x240 [ 177.165697][ C1] ? run_local_timers+0x120/0x120 [ 177.170733][ C1] rcu_gp_kthread+0xed8/0x1770 [ 177.175615][ C1] kthread+0x332/0x350 [ 177.179673][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 177.184791][ C1] ? kthread_blkcg+0xe0/0xe0 [ 177.189507][ C1] ret_from_fork+0x24/0x30 [ 177.193940][ C1] NMI backtrace for cpu 1 [ 177.198277][ C1] CPU: 1 PID: 8527 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 177.206862][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 177.216926][ C1] Call Trace: [ 177.220214][ C1] [ 177.223090][ C1] dump_stack+0x1fb/0x318 [ 177.227430][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 177.232304][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 177.238661][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 177.244741][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 177.250854][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 177.256755][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 177.261916][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 177.267127][ C1] ? trace_hardirqs_off+0x74/0x80 [ 177.272159][ C1] update_process_times+0x12d/0x180 [ 177.277370][ C1] tick_sched_timer+0x263/0x420 [ 177.282242][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 177.287816][ C1] __hrtimer_run_queues+0x403/0x840 [ 177.293053][ C1] hrtimer_interrupt+0x38c/0xda0 [ 177.298018][ C1] ? debug_smp_processor_id+0x9/0x20 [ 177.303312][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 177.308865][ C1] apic_timer_interrupt+0xf/0x20 [ 177.313808][ C1] [ 177.316755][ C1] RIP: 0010:__memcg_kmem_uncharge+0x44/0x1a0 [ 177.322761][ C1] Code: 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 48 07 fb ff 4d 8b 3e b8 01 00 00 00 89 d9 d3 e0 <4d> 85 ff 0f 84 de 00 00 00 4c 39 3d a4 be ac 07 0f 84 2c 01 00 00 [ 177.342373][ C1] RSP: 0018:ffffc90001f37b90 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 177.351066][ C1] RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000000 [ 177.359061][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002751f00 [ 177.367771][ C1] RBP: ffffc90001f37bc0 R08: 000000000003a728 R09: ffffed101160d301 [ 177.375753][ C1] R10: ffffed101160d301 R11: 0000000000000000 R12: ffffea0002751f00 [ 177.383731][ C1] R13: 1ffffd40004ea3e7 R14: ffffea0002751f38 R15: 0000000000000000 [ 177.391730][ C1] ? free_thread_stack+0x124/0x590 [ 177.396868][ C1] free_thread_stack+0x12e/0x590 [ 177.401830][ C1] put_task_stack+0xa3/0x130 [ 177.406427][ C1] finish_task_switch+0x3f1/0x550 [ 177.411484][ C1] __schedule+0x9a8/0xcc0 [ 177.415828][ C1] schedule+0x181/0x210 [ 177.419973][ C1] do_nanosleep+0x1d0/0x6c0 [ 177.424496][ C1] hrtimer_nanosleep+0x3a6/0x5b0 [ 177.429451][ C1] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 177.435270][ C1] __x64_sys_nanosleep+0x186/0x1d0 [ 177.440390][ C1] do_syscall_64+0xf7/0x1c0 [ 177.444923][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 177.450848][ C1] RIP: 0033:0x4593f0 [ 177.454766][ C1] 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 [ 177.474482][ C1] RSP: 002b:00007ffdc9bfb768 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 177.482914][ C1] RAX: ffffffffffffffda RBX: 000000000001196a RCX: 00000000004593f0 [ 177.490894][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffdc9bfb770 [ 177.498889][ C1] RBP: 0000000000000002 R08: 0000000000000001 R09: 0000000000f15940 [ 177.506869][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 177.514865][ C1] R13: 00007ffdc9bfb7c0 R14: 000000000001194b R15: 00007ffdc9bfb7d0