[ 40.441671][ T25] audit: type=1800 audit(1575462737.485:27): pid=7928 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 40.480352][ T25] audit: type=1800 audit(1575462737.495:28): pid=7928 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. [ 41.251174][ T25] audit: type=1800 audit(1575462738.345:29): pid=7928 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 41.270350][ T25] audit: type=1800 audit(1575462738.345:30): pid=7928 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 '10.128.0.229' (ECDSA) to the list of known hosts. 2019/12/04 12:32:28 fuzzer started 2019/12/04 12:32:30 dialing manager at 10.128.0.26:36481 2019/12/04 12:32:30 syscalls: 2691 2019/12/04 12:32:30 code coverage: enabled 2019/12/04 12:32:30 comparison tracing: enabled 2019/12/04 12:32:30 extra coverage: extra coverage is not supported by the kernel 2019/12/04 12:32:30 setuid sandbox: enabled 2019/12/04 12:32:30 namespace sandbox: enabled 2019/12/04 12:32:30 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 12:32:30 fault injection: enabled 2019/12/04 12:32:30 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 12:32:30 net packet injection: enabled 2019/12/04 12:32:30 net device setup: enabled 2019/12/04 12:32:30 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 12:32:30 devlink PCI setup: PCI device 0000:00:10.0 is not available 12:32:31 executing program 0: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") r1 = socket$inet(0x2, 0x3, 0x2) sendto$inet(r1, 0x0, 0x0, 0x0, &(0x7f0000000000), 0x10) close(r1) 12:32:31 executing program 1: r0 = syz_open_dev$usbfs(&(0x7f0000000180)='/dev/bus/usb/00#/00#\x00', 0x77, 0x1) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000680)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup2(r2, r1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$USBDEVFS_CONTROL(r0, 0xc0185500, &(0x7f0000000080)={0x23, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0}) syzkaller login: [ 54.256659][ T8094] IPVS: ftp: loaded support on port[0] = 21 [ 54.284286][ T8096] IPVS: ftp: loaded support on port[0] = 21 12:32:31 executing program 2: r0 = socket(0x10, 0x2, 0x0) sendto(r0, &(0x7f0000000680)="120000001200e7ef3fb657d0d459b501bca1", 0x12, 0x0, 0x0, 0x0) recvmmsg(r0, &(0x7f00000037c0)=[{{&(0x7f00000004c0)=@ethernet={0x0, @random}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000040)=""/95, 0x3d}, {&(0x7f00000000c0)=""/85, 0x4e4}, {&(0x7f00000024c0)=""/4096, 0x1058}, {&(0x7f0000000400)=""/120, 0x10c}, {&(0x7f0000000480)=""/60, 0xc6}, {&(0x7f0000000280)=""/77, 0x2f}, {&(0x7f0000000540)=""/154, 0x6f0}, {&(0x7f0000000000)=""/22, 0x1de}], 0x8, &(0x7f0000000140)=""/191, 0x1f9}}], 0x400000000000257, 0x6, &(0x7f0000003700)={0x77359400}) [ 54.443538][ T8094] chnl_net:caif_netlink_parms(): no params data found [ 54.459638][ T8096] chnl_net:caif_netlink_parms(): no params data found [ 54.501166][ T8096] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.509627][ T8096] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.519430][ T8096] device bridge_slave_0 entered promiscuous mode [ 54.531560][ T8096] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.539531][ T8096] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.547282][ T8096] device bridge_slave_1 entered promiscuous mode [ 54.577785][ T8096] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.590615][ T8096] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.601467][ T8094] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.627974][ T8094] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.635556][ T8094] device bridge_slave_0 entered promiscuous mode [ 54.671038][ T8094] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.680689][ T8100] IPVS: ftp: loaded support on port[0] = 21 [ 54.690685][ T8094] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.701302][ T8094] device bridge_slave_1 entered promiscuous mode [ 54.712435][ T8096] team0: Port device team_slave_0 added 12:32:31 executing program 3: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket(0x11, 0x800000003, 0x0) setsockopt$packet_buf(r2, 0x107, 0xf, &(0x7f0000000000)="a2e6fa9a", 0x31c) bind(r2, &(0x7f0000000080)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) sendto$inet6(r2, &(0x7f0000000180)="ce0410008b3350ec00911efc0bb35c02630dffffa328b47ca8a88a37877b2b34e9ff000099dbe547f481705924fac300000000309662bd845011399e970800d82b330a7da6d0edc542cff0c2d1e327fb132880f70f9ea0eed861c0359719771aaf54cf132c4a684a669b62000000003cb4f10e6fb6e931412876551a46b4a0bd9d70738b72dbc7dbaebff1e0bbfd5fd159c549b5d3298404b06ab599d948fa871bde4138ddfc4256dfa36743b3c508632bef4531346d82a28ba3612a9e26095a149bdbc9a8136bc141ec1eb7938d6db2e81ee8d65c2ce525bdf39633faca0a5f5a1ecc6e8623014fe4c5be6bd7dcbb", 0x4e60, 0x810, 0x0, 0xfffffffffffffe5d) [ 54.739029][ T8096] team0: Port device team_slave_1 added [ 54.757112][ T8094] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.791012][ T8094] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.892162][ T8096] device hsr_slave_0 entered promiscuous mode 12:32:32 executing program 4: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x803, 0x3) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x78, 0x4) setsockopt$inet_tcp_TCP_MD5SIG(r1, 0x6, 0xe, &(0x7f0000000280)={@in={{0x2, 0x0, @loopback}}, 0x0, 0x2, 0x0, "a77760f5a7645bc43c241d69912dda0c63c2a66726f8cfafd6c8fe2c98de7ba44947a79015f0fe57917cb62a93987a938fdedfce7bbba4fec2d8a09c41fb233245f2604b9e07b8ab79ec15ef2818a179"}, 0xd8) bind$inet(r1, &(0x7f0000000180)={0x2, 0x4e23, @dev}, 0x10) connect$inet(r1, &(0x7f0000000040)={0x2, 0x4e23}, 0x10) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000100), 0x4) r2 = dup3(r1, r0, 0x0) ioctl$sock_inet6_SIOCSIFDSTADDR(0xffffffffffffffff, 0x8918, 0x0) fcntl$setlease(0xffffffffffffffff, 0x400, 0x0) write$binfmt_script(0xffffffffffffffff, 0x0, 0x0) bpf$OBJ_PIN_MAP(0x6, 0x0, 0x0) setsockopt$TIPC_CONN_TIMEOUT(r2, 0x10f, 0x82, &(0x7f0000000000), 0x4) bind$bt_l2cap(0xffffffffffffffff, 0x0, 0x0) recvmsg(r0, &(0x7f0000000240)={0x0, 0xfffffffffffffd87, &(0x7f0000000080)=[{&(0x7f0000003ac0)=""/4096, 0x1000}], 0x1, 0x0, 0x4f, 0xfbffffff}, 0x100) write$binfmt_elf64(r1, &(0x7f0000002300)=ANY=[@ANYRES64], 0x1000001bd) [ 55.010179][ T8096] device hsr_slave_1 entered promiscuous mode [ 55.046495][ T8102] IPVS: ftp: loaded support on port[0] = 21 [ 55.073762][ T8094] team0: Port device team_slave_0 added [ 55.081750][ T8094] team0: Port device team_slave_1 added 12:32:32 executing program 5: perf_event_open(0x0, 0x0, 0xfff7ffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000000)='pagemap\x00') r1 = socket$netlink(0x10, 0x3, 0xa) sendfile(r1, r0, 0x0, 0x33fe0) [ 55.231886][ T8094] device hsr_slave_0 entered promiscuous mode [ 55.279793][ T8094] device hsr_slave_1 entered promiscuous mode [ 55.318046][ T8094] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.334095][ T8100] chnl_net:caif_netlink_parms(): no params data found [ 55.353952][ T8096] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 55.362913][ T8107] IPVS: ftp: loaded support on port[0] = 21 [ 55.372659][ T8104] IPVS: ftp: loaded support on port[0] = 21 [ 55.400656][ T8096] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 55.442031][ T8096] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 55.569440][ T8096] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 55.611614][ T8094] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 55.651742][ T8094] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 55.710240][ T8094] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 55.749520][ T8100] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.756610][ T8100] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.765629][ T8100] device bridge_slave_0 entered promiscuous mode [ 55.789438][ T8094] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 55.820509][ T8100] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.827558][ T8100] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.835293][ T8100] device bridge_slave_1 entered promiscuous mode [ 55.893972][ T8100] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.904116][ T8102] chnl_net:caif_netlink_parms(): no params data found [ 55.925581][ T8100] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.943479][ T8100] team0: Port device team_slave_0 added [ 55.952536][ T8100] team0: Port device team_slave_1 added [ 56.011036][ T8104] chnl_net:caif_netlink_parms(): no params data found [ 56.050981][ T8102] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.058193][ T8102] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.065696][ T8102] device bridge_slave_0 entered promiscuous mode [ 56.073811][ T8102] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.080931][ T8102] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.089241][ T8102] device bridge_slave_1 entered promiscuous mode [ 56.150748][ T8100] device hsr_slave_0 entered promiscuous mode [ 56.188382][ T8100] device hsr_slave_1 entered promiscuous mode [ 56.237994][ T8100] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.245763][ T8107] chnl_net:caif_netlink_parms(): no params data found [ 56.273523][ T8102] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.310211][ T8102] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.362842][ T8100] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 56.424647][ T8100] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 56.480753][ T8102] team0: Port device team_slave_0 added [ 56.486547][ T8100] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 56.535257][ T8100] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 56.599843][ T8104] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.606920][ T8104] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.614993][ T8104] device bridge_slave_0 entered promiscuous mode [ 56.623339][ T8104] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.630552][ T8104] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.639575][ T8104] device bridge_slave_1 entered promiscuous mode [ 56.656731][ T8104] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.667020][ T8102] team0: Port device team_slave_1 added [ 56.675198][ T8107] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.682432][ T8107] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.690482][ T8107] device bridge_slave_0 entered promiscuous mode [ 56.714634][ T8104] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.734905][ T8107] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.743137][ T8107] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.751633][ T8107] device bridge_slave_1 entered promiscuous mode [ 56.793705][ T8104] team0: Port device team_slave_0 added [ 56.806344][ T8107] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.870709][ T8102] device hsr_slave_0 entered promiscuous mode [ 56.928475][ T8102] device hsr_slave_1 entered promiscuous mode [ 56.988026][ T8102] debugfs: Directory 'hsr0' with parent '/' already present! [ 56.996917][ T8104] team0: Port device team_slave_1 added [ 57.009109][ T8107] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.033673][ T8094] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.056555][ T8107] team0: Port device team_slave_0 added [ 57.072596][ T8096] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.110915][ T8104] device hsr_slave_0 entered promiscuous mode [ 57.168350][ T8104] device hsr_slave_1 entered promiscuous mode [ 57.207971][ T8104] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.216822][ T8107] team0: Port device team_slave_1 added [ 57.270782][ T8107] device hsr_slave_0 entered promiscuous mode [ 57.318313][ T8107] device hsr_slave_1 entered promiscuous mode [ 57.357978][ T8107] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.403276][ T8096] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.415884][ T8100] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.427350][ T8107] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 57.483491][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.491593][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.499723][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.507271][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.535736][ T8094] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.543337][ T8107] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 57.613638][ T8107] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 57.681828][ T8104] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 57.744528][ T8102] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 57.799236][ T8107] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 57.844396][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.853228][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.861692][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.868882][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.876970][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.886782][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.895102][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.902180][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.910167][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.918360][ T8104] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 57.962623][ T8104] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 58.019731][ T8102] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.060111][ T8102] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.116531][ T8102] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.174796][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.183736][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.192058][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.199861][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.208978][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.217217][ T2961] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.224291][ T2961] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.232263][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.241949][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.250390][ T2961] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.257427][ T2961] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.265410][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.273252][ T8104] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 58.322753][ T8100] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.352747][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.363306][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.373331][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.381936][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.390338][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.399346][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.407645][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.439941][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.447617][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.460380][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.469799][ T2961] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.476823][ T2961] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.484711][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.493887][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.502219][ T2961] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.509299][ T2961] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.516935][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.533623][ T8096] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 58.545046][ T8096] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.576138][ T8107] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.588090][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.596641][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.605897][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.615778][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.624874][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.633191][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.642301][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.650642][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.659041][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.666581][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.674178][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.682824][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.691023][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.699459][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.708859][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.716562][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.725148][ T8094] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.737391][ T8096] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.766629][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.776250][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.785159][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.793794][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.802652][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.815289][ T8107] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.843241][ T8094] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.850669][ T8109] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.858826][ T8109] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.866400][ T8109] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.875180][ T8109] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.883486][ T8109] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.892336][ T8109] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.900843][ T8109] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.907941][ T8109] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.915452][ T8109] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.924166][ T8109] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.932364][ T8109] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.939821][ T8109] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.951742][ T8104] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.972516][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 58.980858][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.989884][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.998611][ T2961] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.005684][ T2961] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.018819][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.027228][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.035986][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.044556][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.056693][ T8100] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.069987][ T8100] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.089504][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.097225][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.105909][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.114911][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.123598][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.132531][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.141473][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.149832][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.157532][ T2961] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.168284][ T8104] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.185163][ T8102] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.216322][ T3177] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 164.247881][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 164.254660][ C0] rcu: 0-...!: (10499 ticks this GP) idle=f1e/1/0x4000000000000002 softirq=10568/10568 fqs=39 [ 164.265214][ C0] (t=10501 jiffies g=6157 q=145) [ 164.270231][ C0] rcu: rcu_preempt kthread starved for 10424 jiffies! g6157 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 164.281328][ C0] rcu: RCU grace-period kthread stack dump: [ 164.287203][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 164.295090][ C0] Call Trace: [ 164.298375][ C0] __schedule+0x9a0/0xcc0 [ 164.302704][ C0] schedule+0x181/0x210 [ 164.306845][ C0] schedule_timeout+0x14f/0x240 [ 164.311684][ C0] ? run_local_timers+0x120/0x120 [ 164.316873][ C0] rcu_gp_kthread+0xed8/0x1770 [ 164.321634][ C0] kthread+0x332/0x350 [ 164.325689][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 164.330798][ C0] ? kthread_blkcg+0xe0/0xe0 [ 164.335376][ C0] ret_from_fork+0x24/0x30 [ 164.339792][ C0] NMI backtrace for cpu 0 [ 164.344117][ C0] CPU: 0 PID: 3177 Comm: kworker/0:2 Not tainted 5.4.0-syzkaller #0 [ 164.352075][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.362122][ C0] Workqueue: events linkwatch_event [ 164.367310][ C0] Call Trace: [ 164.370578][ C0] [ 164.373419][ C0] dump_stack+0x1fb/0x318 [ 164.377740][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 164.382577][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 164.388718][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 164.394770][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 164.401347][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 164.407244][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 164.412365][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 164.417567][ C0] ? trace_hardirqs_off+0x74/0x80 [ 164.422589][ C0] update_process_times+0x12d/0x180 [ 164.427782][ C0] tick_sched_timer+0x263/0x420 [ 164.432623][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.438156][ C0] __hrtimer_run_queues+0x403/0x840 [ 164.443354][ C0] hrtimer_interrupt+0x38c/0xda0 [ 164.448294][ C0] ? debug_smp_processor_id+0x9/0x20 [ 164.453569][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 164.459098][ C0] apic_timer_interrupt+0xf/0x20 [ 164.464033][ C0] [ 164.466960][ C0] RIP: 0010:mod_memcg_page_state+0x0/0x190 [ 164.472752][ C0] Code: 48 8b 3b e8 02 be 5f 00 eb 0c e8 8b 26 2e 00 eb 05 e8 84 26 2e 00 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 44 00 00 <55> 48 89 e5 41 57 41 56 41 54 53 41 89 f6 48 89 fb e8 5a 26 2e 00 [ 164.492360][ C0] RSP: 0018:ffffc900085376f8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 164.500764][ C0] RAX: 1ffff110140f2f11 RBX: ffff8880a0797888 RCX: 0000000000000000 [ 164.508721][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00029fa3c0 [ 164.516679][ C0] RBP: ffffc90008537738 R08: 000000000003a728 R09: ffffed10126d8ecf [ 164.524639][ C0] R10: ffffed10126d8ecf R11: 0000000000000000 R12: ffff88809f1c5220 [ 164.532597][ C0] R13: dffffc0000000000 R14: 1ffff11013e38a44 R15: ffff8880936c7668 [ 164.540576][ C0] ? free_thread_stack+0x168/0x590 [ 164.545676][ C0] put_task_stack+0xa3/0x130 [ 164.550256][ C0] finish_task_switch+0x3f1/0x550 [ 164.555271][ C0] __schedule+0x9a8/0xcc0 [ 164.559594][ C0] ? ___preempt_schedule+0x16/0x18 [ 164.564692][ C0] preempt_schedule+0xdb/0x120 [ 164.569443][ C0] ___preempt_schedule+0x16/0x18 [ 164.574367][ C0] ? vprintk_emit+0x2fe/0x3a0 [ 164.579035][ C0] ? vprintk_emit+0x368/0x3a0 [ 164.583698][ C0] vprintk_emit+0x36d/0x3a0 [ 164.588196][ C0] vprintk_default+0x28/0x30 [ 164.592773][ C0] vprintk_func+0x158/0x170 [ 164.597265][ C0] printk+0x62/0x8d [ 164.601060][ C0] ? addrconf_notify+0xd37/0x3c90 [ 164.606070][ C0] ? addrconf_notify+0x779/0x3c90 [ 164.611083][ C0] addrconf_notify+0x2c8d/0x3c90 [ 164.616009][ C0] ? lockdep_hardirqs_on+0x3c5/0x7d0 [ 164.621277][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 164.626652][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 164.632188][ C0] ? trace_hardirqs_on+0x74/0x80 [ 164.637110][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 164.642468][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 164.647995][ C0] ? tls_dev_event+0x619/0xc00 [ 164.652746][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 164.658279][ C0] ? ip6mr_device_event+0x1ee/0x210 [ 164.663468][ C0] raw_notifier_call_chain+0xec/0x190 [ 164.668830][ C0] netdev_state_change+0x147/0x1f0 [ 164.673929][ C0] linkwatch_do_dev+0x10e/0x160 [ 164.678767][ C0] __linkwatch_run_queue+0x446/0x730 [ 164.684042][ C0] linkwatch_event+0x4c/0x60 [ 164.688617][ C0] process_one_work+0x7ef/0x10d0 [ 164.693554][ C0] worker_thread+0xc01/0x1630 [ 164.698239][ C0] kthread+0x332/0x350 [ 164.702293][ C0] ? rcu_lock_release+0x30/0x30 [ 164.707126][ C0] ? kthread_blkcg+0xe0/0xe0 [ 164.711702][ C0] ret_from_fork+0x24/0x30