[ 50.327484][ T27] audit: type=1800 audit(1578457395.426:26): pid=8232 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 50.370347][ T27] audit: type=1800 audit(1578457395.436:27): pid=8232 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 50.390195][ T27] audit: type=1800 audit(1578457395.436:28): pid=8232 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. [ 51.023847][ T27] audit: type=1800 audit(1578457396.156:29): pid=8232 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.244' (ECDSA) to the list of known hosts. 2020/01/08 04:23:25 fuzzer started 2020/01/08 04:23:27 dialing manager at 10.128.0.26:35703 2020/01/08 04:23:27 syscalls: 2824 2020/01/08 04:23:27 code coverage: enabled 2020/01/08 04:23:27 comparison tracing: enabled 2020/01/08 04:23:27 extra coverage: enabled 2020/01/08 04:23:27 setuid sandbox: enabled 2020/01/08 04:23:27 namespace sandbox: enabled 2020/01/08 04:23:27 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 04:23:27 fault injection: enabled 2020/01/08 04:23:27 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 04:23:27 net packet injection: enabled 2020/01/08 04:23:27 net device setup: enabled 2020/01/08 04:23:27 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 04:23:27 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:23:28 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000280)={0xa, 0x7, &(0x7f0000000000)=@raw=[@call, @func, @alu={0x4}, @func={0x85, 0x0, 0x1, 0x0, 0xfffffffffffffffd}, @initr0, @func={0x85, 0x0, 0x1, 0x0, 0xfffffffffffffffc}], &(0x7f0000000040)='GPL\x00', 0x7, 0xab, &(0x7f0000000140)=""/171, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) 04:23:28 executing program 1: syz_open_dev$usbfs(&(0x7f0000000180)='/dev/bus/usb/00#/00#\x00', 0x200, 0x0) syzkaller login: [ 63.698188][ T8397] IPVS: ftp: loaded support on port[0] = 21 [ 63.860680][ T8400] IPVS: ftp: loaded support on port[0] = 21 [ 63.872432][ T8397] chnl_net:caif_netlink_parms(): no params data found 04:23:29 executing program 2: r0 = socket$inet6(0xa, 0x80003, 0xff) ioctl(r0, 0x1000008912, &(0x7f0000000080)="0800b5055e0bcfe87b2071") r1 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$inet_int(r1, 0x10d, 0xc, &(0x7f000079bffc), &(0x7f0000350ffc)=0x4) [ 63.956805][ T8397] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.979795][ T8397] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.992302][ T8397] device bridge_slave_0 entered promiscuous mode [ 64.026195][ T8397] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.033686][ T8397] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.043481][ T8397] device bridge_slave_1 entered promiscuous mode [ 64.107313][ T8397] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.123225][ T8400] chnl_net:caif_netlink_parms(): no params data found [ 64.135449][ T8397] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 04:23:29 executing program 3: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) mkdir(&(0x7f0000000040)='./control\x00', 0x0) chmod(&(0x7f00000000c0)='./control\x00', 0x9c32f69e6caa24eb) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./control\x00', 0x0, 0x0) mkdirat$cgroup(r2, &(0x7f0000000100)='syz0\x00', 0x1ff) [ 64.188254][ T8397] team0: Port device team_slave_0 added [ 64.196680][ T8397] team0: Port device team_slave_1 added [ 64.207806][ T8403] IPVS: ftp: loaded support on port[0] = 21 [ 64.293542][ T8397] device hsr_slave_0 entered promiscuous mode [ 64.331245][ T8397] device hsr_slave_1 entered promiscuous mode [ 64.385647][ T8400] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.393849][ T8400] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.403440][ T8400] device bridge_slave_0 entered promiscuous mode [ 64.418951][ T8405] IPVS: ftp: loaded support on port[0] = 21 04:23:29 executing program 4: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$inet_udp(0x2, 0x2, 0x0) close(r3) write$binfmt_misc(r2, &(0x7f0000000140)=ANY=[], 0x4240a2a0) r4 = socket$inet(0x2, 0x3, 0x29) r5 = socket$packet(0x11, 0x2, 0x300) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000001440)={0x0, 0x0, 0xfffffffffffffffe}, 0x4) setsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f00000001c0)='hsr0\x00', 0x11d) connect$inet(r3, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) splice(r1, 0x0, r3, 0x0, 0x10005, 0x0) [ 64.453269][ T8400] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.460758][ T8400] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.484324][ T8400] device bridge_slave_1 entered promiscuous mode [ 64.540837][ T8400] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.574305][ T8400] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.656711][ T8400] team0: Port device team_slave_0 added [ 64.698281][ T8400] team0: Port device team_slave_1 added [ 64.736237][ T8407] IPVS: ftp: loaded support on port[0] = 21 04:23:29 executing program 5: r0 = socket$inet6(0xa, 0x80003, 0xff) ioctl(r0, 0x1000008912, &(0x7f0000000080)="0800b5055e0bcfe87b2071") clock_gettime(0xfffffffffffffffc, &(0x7f0000000140)) [ 64.766358][ T8403] chnl_net:caif_netlink_parms(): no params data found [ 64.793129][ T8397] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.844137][ T8397] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.973454][ T8400] device hsr_slave_0 entered promiscuous mode [ 65.021249][ T8400] device hsr_slave_1 entered promiscuous mode [ 65.061054][ T8400] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.068723][ T8400] Cannot create hsr debugfs directory [ 65.090467][ T8397] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 65.179703][ T8397] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.228926][ T8410] IPVS: ftp: loaded support on port[0] = 21 [ 65.247227][ T8405] chnl_net:caif_netlink_parms(): no params data found [ 65.287285][ T8403] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.294559][ T8403] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.302246][ T8403] device bridge_slave_0 entered promiscuous mode [ 65.345674][ T8403] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.352878][ T8403] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.360307][ T8403] device bridge_slave_1 entered promiscuous mode [ 65.412354][ T8403] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.422311][ T8405] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.429330][ T8405] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.437234][ T8405] device bridge_slave_0 entered promiscuous mode [ 65.444341][ T8400] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 65.525176][ T8403] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.534347][ T8405] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.541634][ T8405] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.549163][ T8405] device bridge_slave_1 entered promiscuous mode [ 65.556281][ T8400] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 65.622461][ T8400] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 65.674551][ T8400] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 65.741033][ T8407] chnl_net:caif_netlink_parms(): no params data found [ 65.784342][ T8405] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.798556][ T8405] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.810345][ T8403] team0: Port device team_slave_0 added [ 65.817967][ T8403] team0: Port device team_slave_1 added [ 65.840036][ T8405] team0: Port device team_slave_0 added [ 65.884633][ T8403] device hsr_slave_0 entered promiscuous mode [ 65.923532][ T8403] device hsr_slave_1 entered promiscuous mode [ 65.961085][ T8403] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.968678][ T8403] Cannot create hsr debugfs directory [ 65.988029][ T8405] team0: Port device team_slave_1 added [ 66.023990][ T8407] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.031737][ T8407] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.039204][ T8407] device bridge_slave_0 entered promiscuous mode [ 66.069656][ T8407] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.078018][ T8407] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.085592][ T8407] device bridge_slave_1 entered promiscuous mode [ 66.122951][ T8405] device hsr_slave_0 entered promiscuous mode [ 66.161312][ T8405] device hsr_slave_1 entered promiscuous mode [ 66.201455][ T8405] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.209009][ T8405] Cannot create hsr debugfs directory [ 66.215910][ T8410] chnl_net:caif_netlink_parms(): no params data found [ 66.277123][ T8397] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.288919][ T8407] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.328616][ T8407] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.358324][ T8410] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.365484][ T8410] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.375624][ T8410] device bridge_slave_0 entered promiscuous mode [ 66.401999][ T8397] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.408771][ T8403] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 66.443394][ T8403] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 66.497943][ T8410] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.505179][ T8410] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.513005][ T8410] device bridge_slave_1 entered promiscuous mode [ 66.520359][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.528628][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.542322][ T8403] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 66.584835][ T8407] team0: Port device team_slave_0 added [ 66.600178][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.609505][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.617984][ T2835] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.625080][ T2835] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.633762][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.642288][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.650460][ T2835] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.657522][ T2835] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.665347][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.681099][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.689822][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.698378][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.707153][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.715861][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.724702][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.733237][ T8403] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 66.782934][ T8407] team0: Port device team_slave_1 added [ 66.806306][ T8400] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.817365][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.825186][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.833778][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.843889][ T8410] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.856851][ T8410] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.874526][ T8405] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 66.913292][ T8405] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 66.972734][ T8405] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 67.018575][ T8405] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 67.068270][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.076551][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.091749][ T8397] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.116550][ T8400] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.172938][ T8407] device hsr_slave_0 entered promiscuous mode [ 67.211257][ T8407] device hsr_slave_1 entered promiscuous mode [ 67.251392][ T8407] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.258938][ T8407] Cannot create hsr debugfs directory [ 67.265967][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.273586][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.285149][ T8410] team0: Port device team_slave_0 added [ 67.304400][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.313159][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.322090][ T2858] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.329116][ T2858] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.344262][ T8410] team0: Port device team_slave_1 added [ 67.367176][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.375040][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.384326][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.392688][ T2858] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.399712][ T2858] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.407597][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.415029][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.422605][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.533255][ T8410] device hsr_slave_0 entered promiscuous mode [ 67.571470][ T8410] device hsr_slave_1 entered promiscuous mode [ 67.611177][ T8410] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.618727][ T8410] Cannot create hsr debugfs directory [ 67.634247][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.643200][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.651755][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.660194][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.668689][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.677194][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.685752][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.694055][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.714171][ T8400] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.725525][ T8400] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.740736][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.749391][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.772922][ T8397] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.799918][ T8403] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.816936][ T2875] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.826475][ T2875] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.847027][ T8400] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.863827][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.872684][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.886147][ T8403] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.909960][ T8405] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.920213][ T8407] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 67.952202][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.960667][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.985790][ T8405] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.993591][ T8407] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 68.043874][ T8407] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 68.106730][ T8407] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 68.163079][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.172232][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.180411][ T2858] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.187478][ T2858] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.195142][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.203738][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.212376][ T2858] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.219397][ T2858] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.226919][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.235304][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.242934][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.250704][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.287237][ T8403] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 68.298076][ T8403] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.314259][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.322928][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.330928][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.339473][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.348049][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.356350][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.364853][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.373338][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.381633][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.389752][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.397987][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.406240][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.413913][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.422160][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.429811][ T2870] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.440425][ T8397] device veth0_vlan entered promiscuous mode [ 68.456038][ T2875] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.465734][ T2875] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.474447][ T2875] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.481544][ T2875] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.510762][ T8397] device veth1_vlan entered promiscuous mode [ 68.518523][ T8410] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 68.562498][ T8410] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 68.616119][ T8410] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 68.674417][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.682400][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.690820][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.699469][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.707967][ T2835] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.716658][ T2835] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.723735][ T2835] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.766002][ T8400] device veth0_vlan entered promiscuous mode [ 68.772776][ T8410] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 68.824657][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.834366][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.842971][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.850335][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.857778][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.866240][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.875245][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.883744][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.892273][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.900346][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.908910][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.917143][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.926697][ T8403] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.940226][ T8405] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.952091][ T8405] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.970751][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.979491][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.988157][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.996057][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.004821][ T2831] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.028749][ T8400] device veth1_vlan entered promiscuous mode [ 69.098453][ T8405] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 174.100941][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 174.107908][ C0] rcu: 0-...!: (10499 ticks this GP) idle=93a/1/0x4000000000000002 softirq=13668/13668 fqs=0 [ 174.118381][ C0] (t=10500 jiffies g=6489 q=131) [ 174.123412][ C0] rcu: rcu_preempt kthread starved for 10500 jiffies! g6489 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 174.134490][ C0] rcu: RCU grace-period kthread stack dump: [ 174.140373][ C0] rcu_preempt R running task 28984 10 2 0x80004000 [ 174.148268][ C0] Call Trace: [ 174.151573][ C0] __schedule+0x9a0/0xcc0 [ 174.155916][ C0] schedule+0x181/0x210 [ 174.160062][ C0] schedule_timeout+0x14f/0x240 [ 174.164900][ C0] ? run_local_timers+0x120/0x120 [ 174.169920][ C0] rcu_gp_kthread+0xed8/0x1770 [ 174.174765][ C0] kthread+0x332/0x350 [ 174.178820][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 174.183915][ C0] ? kthread_blkcg+0xe0/0xe0 [ 174.188496][ C0] ret_from_fork+0x24/0x30 [ 174.192917][ C0] NMI backtrace for cpu 0 [ 174.197234][ C0] CPU: 0 PID: 8405 Comm: syz-executor.3 Not tainted 5.5.0-rc5-syzkaller #0 [ 174.205800][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 174.215837][ C0] Call Trace: [ 174.219104][ C0] [ 174.221947][ C0] dump_stack+0x1fb/0x318 [ 174.226288][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 174.231124][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 174.237264][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 174.243318][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 174.249288][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 174.255168][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 174.260281][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 174.265471][ C0] ? trace_hardirqs_off+0x74/0x80 [ 174.270483][ C0] update_process_times+0x12d/0x180 [ 174.275669][ C0] tick_sched_timer+0x263/0x420 [ 174.280505][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 174.286053][ C0] __hrtimer_run_queues+0x403/0x840 [ 174.291255][ C0] hrtimer_interrupt+0x38c/0xda0 [ 174.296200][ C0] ? debug_smp_processor_id+0x9/0x20 [ 174.301476][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 174.307008][ C0] apic_timer_interrupt+0xf/0x20 [ 174.311926][ C0] [ 174.314853][ C0] RIP: 0010:mod_memcg_page_state+0x6/0x190 [ 174.320643][ C0] Code: 60 00 eb 0c e8 eb 27 2e 00 eb 05 e8 e4 27 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 ba 27 2e 00 48 83 c3 38 48 89 [ 174.340239][ C0] RSP: 0018:ffffc90001e76e98 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 174.348636][ C0] RAX: 1ffff11012cd7521 RBX: ffff8880966ba908 RCX: 0000000000000000 [ 174.356602][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea00023c2500 [ 174.364556][ C0] RBP: ffffc90001e76ea0 R08: dffffc0000000000 R09: fffffbfff124248a [ 174.372512][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff8880966ba9a0 [ 174.380467][ C0] R13: dffffc0000000000 R14: 1ffff11012cd7534 R15: ffff8880926837f8 [ 174.388465][ C0] free_thread_stack+0x168/0x590 [ 174.393405][ C0] put_task_stack+0xa3/0x130 [ 174.397982][ C0] finish_task_switch+0x3f1/0x550 [ 174.403008][ C0] __schedule+0x9a8/0xcc0 [ 174.407336][ C0] ? ___preempt_schedule+0x16/0x18 [ 174.412436][ C0] preempt_schedule+0xdb/0x120 [ 174.417186][ C0] ___preempt_schedule+0x16/0x18 [ 174.422108][ C0] ? vprintk_emit+0x2fe/0x3a0 [ 174.426785][ C0] ? vprintk_emit+0x368/0x3a0 [ 174.431455][ C0] vprintk_emit+0x36d/0x3a0 [ 174.435948][ C0] vprintk_default+0x28/0x30 [ 174.440522][ C0] vprintk_func+0x158/0x170 [ 174.445012][ C0] printk+0x62/0x8d [ 174.448833][ C0] ? vlan_device_event+0x160/0x1df0 [ 174.454013][ C0] ? vlan_device_event+0xe9/0x1df0 [ 174.459114][ C0] vlan_device_event+0x1cbf/0x1df0 [ 174.464213][ C0] ? phonet_device_notify+0x1a1/0x790 [ 174.469571][ C0] ? j1939_netdev_notify+0x216/0x2d0 [ 174.474847][ C0] raw_notifier_call_chain+0xec/0x190 [ 174.480210][ C0] __dev_notify_flags+0x24d/0x4d0 [ 174.485226][ C0] dev_change_flags+0xec/0x190 [ 174.489981][ C0] do_setlink+0xb2e/0x3960 [ 174.494395][ C0] ? __nla_validate_parse+0x18cd/0x1f40 [ 174.499943][ C0] ? __kasan_check_read+0x11/0x20 [ 174.504956][ C0] rtnl_newlink+0x14dd/0x1bd0 [ 174.509617][ C0] ? rtnl_newlink+0x351/0x1bd0 [ 174.514363][ C0] ? rcu_lock_release+0x21/0x30 [ 174.519258][ C0] ? __mutex_lock_common+0x4f5/0x2e10 [ 174.524633][ C0] ? rtnetlink_rcv_msg+0x83c/0xd40 [ 174.529735][ C0] ? rcu_lock_release+0x9/0x30 [ 174.534500][ C0] ? rtnl_setlink+0x490/0x490 [ 174.539184][ C0] rtnetlink_rcv_msg+0x889/0xd40 [ 174.544123][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 174.549492][ C0] ? local_bh_enable+0x9/0x30 [ 174.554157][ C0] ? trace_hardirqs_on+0x74/0x80 [ 174.559078][ C0] ? __local_bh_enable_ip+0x13a/0x240 [ 174.564440][ C0] ? local_bh_enable+0x1f/0x30 [ 174.569201][ C0] ? rcu_lock_release+0x9/0x30 [ 174.573960][ C0] ? rcu_lock_release+0x9/0x30 [ 174.578734][ C0] netlink_rcv_skb+0x19e/0x3d0 [ 174.583506][ C0] ? rtnetlink_bind+0x80/0x80 [ 174.588182][ C0] rtnetlink_rcv+0x1c/0x20 [ 174.592584][ C0] netlink_unicast+0x767/0x920 [ 174.597340][ C0] netlink_sendmsg+0xa31/0xd50 [ 174.602110][ C0] ? netlink_getsockopt+0x9f0/0x9f0 [ 174.607295][ C0] __sys_sendto+0x442/0x5e0 [ 174.611793][ C0] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 174.617844][ C0] ? prepare_exit_to_usermode+0x221/0x5b0 [ 174.623556][ C0] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 174.629001][ C0] __x64_sys_sendto+0xe5/0x100 [ 174.633752][ C0] do_syscall_64+0xf7/0x1c0 [ 174.638242][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 174.644121][ C0] RIP: 0033:0x414c43 [ 174.648016][ C0] Code: ff 0f 83 b0 19 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 2d 38 66 00 00 75 17 49 89 ca b8 2c 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 81 19 00 00 c3 48 83 ec 08 e8 87 fa ff ff [ 174.667605][ C0] RSP: 002b:00007ffd66ef8928 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 174.676012][ C0] RAX: ffffffffffffffda RBX: 0000000000a72200 RCX: 0000000000414c43 [ 174.683967][ C0] RDX: 000000000000002c RSI: 0000000000a72250 RDI: 0000000000000003 [ 174.691921][ C0] RBP: 0000000000000000 R08: 00007ffd66ef8930 R09: 000000000000000c [ 174.699873][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 174.707849][ C0] R13: 0000000000000000 R14: 0000000000a72250 R15: 0000000000000003