[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 53.304951][ T23] audit: type=1800 audit(1578466505.253:25): pid=8397 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 53.337337][ T23] audit: type=1800 audit(1578466505.253:26): pid=8397 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 53.370748][ T23] audit: type=1800 audit(1578466505.253:27): pid=8397 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 '10.128.0.186' (ECDSA) to the list of known hosts. 2020/01/08 06:55:14 fuzzer started 2020/01/08 06:55:16 dialing manager at 10.128.0.26:35703 2020/01/08 06:55:16 syscalls: 2824 2020/01/08 06:55:16 code coverage: enabled 2020/01/08 06:55:16 comparison tracing: enabled 2020/01/08 06:55:16 extra coverage: enabled 2020/01/08 06:55:16 setuid sandbox: enabled 2020/01/08 06:55:16 namespace sandbox: enabled 2020/01/08 06:55:16 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 06:55:16 fault injection: enabled 2020/01/08 06:55:16 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 06:55:16 net packet injection: enabled 2020/01/08 06:55:16 net device setup: enabled 2020/01/08 06:55:16 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 06:55:16 devlink PCI setup: PCI device 0000:00:10.0 is not available 06:55:17 executing program 0: r0 = socket$inet6(0xa, 0x80003, 0xff) ioctl(r0, 0x1000008912, &(0x7f0000000080)="0800b5055ef6cfe87b2071") bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000380)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x1c, 0x1c, 0x5, [@var={0x1, 0x0, 0x0, 0xe, 0x2}, @typedef={0x0, 0x0, 0x0, 0x2}]}, {0x0, [0x61, 0x30, 0x61]}}, &(0x7f0000000280)=""/237, 0x39, 0xed, 0x8}, 0x20) 06:55:17 executing program 1: r0 = socket$vsock_stream(0x28, 0x1, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r0, 0x28, 0x6, 0x0, &(0x7f0000000040)=0x10) syzkaller login: [ 65.321330][ T8562] IPVS: ftp: loaded support on port[0] = 21 [ 65.493713][ T8564] IPVS: ftp: loaded support on port[0] = 21 [ 65.502097][ T8562] chnl_net:caif_netlink_parms(): no params data found 06:55:17 executing program 2: setreuid(0x0, 0xee00) r0 = geteuid() setreuid(r0, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = getpid() pipe(&(0x7f0000000340)={0xffffffffffffffff}) fstat(r3, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setregid(0x0, r4) sendmsg$netlink(r1, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@cred={{0x1c, 0x1, 0x2, {r2, 0x0, r4}}}], 0x20}, 0x0) [ 65.580721][ T8562] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.588449][ T8562] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.596565][ T8562] device bridge_slave_0 entered promiscuous mode [ 65.620268][ T8562] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.627815][ T8562] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.635646][ T8562] device bridge_slave_1 entered promiscuous mode [ 65.730832][ T8562] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.746636][ T8564] chnl_net:caif_netlink_parms(): no params data found [ 65.765413][ T8562] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 06:55:17 executing program 3: set_mempolicy(0x1, &(0x7f0000000140)=0x4, 0x7) [ 65.826975][ T8568] IPVS: ftp: loaded support on port[0] = 21 [ 65.840043][ T8562] team0: Port device team_slave_0 added [ 65.861436][ T8564] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.869447][ T8564] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.880002][ T8564] device bridge_slave_0 entered promiscuous mode [ 65.902422][ T8562] team0: Port device team_slave_1 added [ 65.919553][ T8564] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.926632][ T8564] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.948047][ T8564] device bridge_slave_1 entered promiscuous mode [ 65.998410][ T8564] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.019143][ T8564] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 06:55:18 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x65580000, &(0x7f0000000200)={&(0x7f0000000340)=@newlink={0xa8, 0x10, 0x801, 0x0, 0x0, {}, [@IFLA_XDP={0x80, 0x2b, [@IFLA_XDP_FD={0x7c, 0x2, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}}]}, @IFLA_GROUP={0x8}]}, 0xa8}}, 0x0) [ 66.054305][ T8570] IPVS: ftp: loaded support on port[0] = 21 [ 66.121533][ T8562] device hsr_slave_0 entered promiscuous mode [ 66.179321][ T8562] device hsr_slave_1 entered promiscuous mode [ 66.249817][ T8564] team0: Port device team_slave_0 added [ 66.284392][ T8572] IPVS: ftp: loaded support on port[0] = 21 [ 66.298606][ T8564] team0: Port device team_slave_1 added 06:55:18 executing program 5: r0 = memfd_create(&(0x7f0000001040)='%mimepe\x00\xeb\xd5\x00W,\xd4\xbfBp.\xdb,y\xc5\x7f\x100&\x133\x1d[\x04\xd7.\xe1\xf9\xa1|-\xb4\xc3\xe5\xfcB\x05h\x00\xb0\xd9\xd3:\xfd\x1c\xb5\xa5\x12\x02\xe0B\x1a\xca[\\\xa4HP\bt\xbd0\xf6H*v\xe8%\xd3\x994[\xef\xc0D\x00\x00\x00e\xc0\x8e8dJ\xcc\xd5PM\xe3\xaa\x1dx\x93\x01a\xa1\xb8\x9eX\x9e]\x0e\x9e\xcc\xbc\xd9x\xc3\xdd\xdfGtL\x94\xb1dB\xc2\x8b\xda\xcd~uiR\x16\xf2)$\xd4Q((\xaa\xda\xfdta\xb3G`\x85\xe5\xd3\aix\xc5\x9avJ3\xb5\xac\xc3J^\xf9\xe2\xeb\x1f]{\r\x92\xa3~\xbazB\xad\x8a\x96\x1c`\x0f\xc9\xef\x81\xacP\xc4g\xfe\xa0\x1e\xf9\xf0m\x05\x00\x00\x00\x00\x00\x00\x00r\b\xedp\xdd \xc15\xf5\x06\xc4\xb3\x13\xad\xbd\x00p\xa0M\xa1\xd5\x1aK\xeb!FH\xae\x98\x91\x05\x1b\xf7l\xb4\xb2z$\xc2\x02\xff\xc9\x9b\xac\xd6\x9c!%\xcf\f\xd1\xc6\x8e\xa0\xa8t\x1fHs\x0e\xad5\x8a}L|\xd61\xe5\xe0\vQ\x1a\x816)>\xf7N\xc6\x93\xe5\xa0\xab\x8a\xf3L\xca\xfb#\xd6\xc2{\x15\x1f\x1f\xb6Ql+,\x9d\xe5y\x93\xb9\x95\x8cN\x0e\x1c\x04\xdb+\x89\xfcz\x11\xe8\x90W\xbbP\xd0\xa7\x1dzx\xe9\x1f\xfc\xb8\xf3\x14\xc2\xf0l\xf4\x9c\xc9\xec?(\x1f\xe8\xee\xe7\xd8\f-\x03\x19\x90\x86\xef\x1f\n\r\xf7\xe8\xa9f\x10\xbdr\xe4\x8b\xb4\x00o\xda{\xf2Y\b)\xeee*^\xe3\xfaw\xc9\x98\xd8\xe54\xcd\x03_u^\x19\fg\x00^\x01\xc2\x9eSmC\xa2Zvt\x14\x01Ic0\'\xe6\xcdK~\b\xb8Kv\x1c4\x90(\xf3^D\xa9y\xab\x15\x9a;\x1b~/EW\xa5^\xf0\x8e\xde{\x8d\x92Zc\xb4\x18\xccP{\xd9\x1c\xd2\x05^G7\xf8\xbe\x8a\xca\xbc\xf8\xdd7\x8a\x94HQ\x8c\xf1_W\xae\x04\x94zPN(R\xa0\xc5\x00@g\xe2;\xd3h\x98z\xe8\x18\xe2\xd5\x19\x0f\x12\xdf\x95Ks\xe2\x87\xe0`y\xd6=\xd5DT\x06\x9c\xfaC+PQV\xcb\xf44\x86+s\xa6\xa7#\xa1\x95\x15&&pk\x16\x8e\x01\x9f\x90\xd1\xa4\x9f\xc0\xf9$\xed\xfcM\x9f5e\xcb\x8e(\xbf\x82\xdd\xe3X\xf0q\x15\x110M\xed\xcf4\x12\x1b\xbcF\x91\x88J\n\x16\xfcg\x05\xf0\xcd\xc6\xe6\xcao\x85\xb92\xbahOE\xeaF!\xb4\x8e.\x1fL\x06z\x9d\xd2\xd3\x83,\xf5\xf6\xeb*J\xe9-\x1a0\xe6\xe0\xf5!\xbfB\x83LQ\t\x1d\xd3G\x87\xf1D)\xf5]\xf7u \"\x15\x8f\xb2\xacD\b\xb4\xe3\xe5\x1c\x0f\x17\x0f\x1a^\xdd:\x8d\x0fb\xd9\xb6\x88@\xe2\xdd\x8e:d\xf2\x8evp\xab\xc5\xf1\x13\x17(v\xa4\xb6W\x81O\xb8G\xe2\xe1\x90918\xcaU\r\xcc;3\x06\x80\xd7f\xa6}\x10\xcc\xcd^5\x9a\x88\xa7\xd6\x96\xb6p!a\xdb\xfc\xda\xd5\\\xac\x99\x10\xed\x97\xdfk}8\x1d\xa8\x97\x81\x02y\x9e\x05\x98}$\x91\xf7Hg<8\xe4e\x9a\xa4~!>r\x16\xb5VJ\xf6H0\xf3\xb5n\xed\xeb\xf60\"\xa4\x8d\b\xf9`N\x15\x96\xd6\x96\x8a\xf4\x96K$\xfe\xeb\xe2,\x05/\xe4Y@r\xa3\xf8\x86\x8c}\x0e\xfej\xbd\x861\x81_\v\x9e\x1c\xafU\x8c\xf7\xd33\x9f\x92\xabxB\x17>\x98H\xc7\xde\xfa\xc4/\xb3\x16\xe5U;\x86A\x92\x99\x7f\xf8\x1f', 0x6) fcntl$addseals(r0, 0x409, 0xe) fallocate(r0, 0x3, 0x0, 0x40000004) [ 66.440158][ T8564] device hsr_slave_0 entered promiscuous mode [ 66.477606][ T8564] device hsr_slave_1 entered promiscuous mode [ 66.527349][ T8564] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.535029][ T8564] Cannot create hsr debugfs directory [ 66.609044][ T8568] chnl_net:caif_netlink_parms(): no params data found [ 66.654411][ T8574] IPVS: ftp: loaded support on port[0] = 21 [ 66.677894][ T8562] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.723821][ T8562] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.777123][ T8562] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.837137][ T8562] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.941787][ T8568] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.949121][ T8568] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.956691][ T8568] device bridge_slave_0 entered promiscuous mode [ 67.007289][ T8564] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 67.063324][ T8568] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.070533][ T8568] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.078584][ T8568] device bridge_slave_1 entered promiscuous mode [ 67.098977][ T8568] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.114388][ T8568] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.128350][ T8564] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 67.191048][ T8564] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 67.251753][ T8572] chnl_net:caif_netlink_parms(): no params data found [ 67.274127][ T8568] team0: Port device team_slave_0 added [ 67.281469][ T8564] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 67.350356][ T8568] team0: Port device team_slave_1 added [ 67.360840][ T8570] chnl_net:caif_netlink_parms(): no params data found [ 67.459923][ T8568] device hsr_slave_0 entered promiscuous mode [ 67.517616][ T8568] device hsr_slave_1 entered promiscuous mode [ 67.577714][ T8568] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.585356][ T8568] Cannot create hsr debugfs directory [ 67.623349][ T8572] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.631692][ T8572] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.640869][ T8572] device bridge_slave_0 entered promiscuous mode [ 67.668221][ T8570] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.675294][ T8570] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.684424][ T8570] device bridge_slave_0 entered promiscuous mode [ 67.696181][ T8572] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.707161][ T8572] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.715327][ T8572] device bridge_slave_1 entered promiscuous mode [ 67.733780][ T8572] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.754072][ T8570] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.762049][ T8570] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.770183][ T8570] device bridge_slave_1 entered promiscuous mode [ 67.778710][ T8572] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.853636][ T8570] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.877121][ T8570] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.891666][ T8574] chnl_net:caif_netlink_parms(): no params data found [ 67.904039][ T8572] team0: Port device team_slave_0 added [ 67.914602][ T8562] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.944190][ T8572] team0: Port device team_slave_1 added [ 67.956581][ T8570] team0: Port device team_slave_0 added [ 67.965889][ T8570] team0: Port device team_slave_1 added [ 68.004019][ T8574] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.011397][ T8574] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.019743][ T8574] device bridge_slave_0 entered promiscuous mode [ 68.036277][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.044639][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.055108][ T8562] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.088901][ T8572] device hsr_slave_0 entered promiscuous mode [ 68.127605][ T8572] device hsr_slave_1 entered promiscuous mode [ 68.167417][ T8572] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.175030][ T8572] Cannot create hsr debugfs directory [ 68.180846][ T8574] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.188268][ T8574] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.195848][ T8574] device bridge_slave_1 entered promiscuous mode [ 68.219080][ T8564] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.227684][ T8574] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.240114][ T8574] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.320178][ T8570] device hsr_slave_0 entered promiscuous mode [ 68.357676][ T8570] device hsr_slave_1 entered promiscuous mode [ 68.397395][ T8570] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.404997][ T8570] Cannot create hsr debugfs directory [ 68.421605][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.430357][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.438979][ T2805] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.446117][ T2805] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.459302][ T8574] team0: Port device team_slave_0 added [ 68.471056][ T8568] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 68.530302][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.552051][ T8574] team0: Port device team_slave_1 added [ 68.573566][ T8568] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 68.612559][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.621728][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.630571][ T3148] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.637654][ T3148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.645120][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.652953][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.719988][ T8574] device hsr_slave_0 entered promiscuous mode [ 68.777680][ T8574] device hsr_slave_1 entered promiscuous mode [ 68.817342][ T8574] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.825064][ T8574] Cannot create hsr debugfs directory [ 68.839272][ T8568] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 68.880169][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.888922][ T8568] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 68.945574][ T8564] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.979883][ T3216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.988710][ T3216] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.996956][ T3216] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.004128][ T3216] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.012409][ T3216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.021444][ T3216] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.069281][ T3216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.082613][ T3216] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.091131][ T3216] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.098260][ T3216] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.105814][ T3216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.114894][ T3216] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.123306][ T3216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.131965][ T3216] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.140458][ T3216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.164171][ T8572] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 69.199524][ T8572] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.239833][ T3216] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.248255][ T3216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.256621][ T3216] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.273618][ T8570] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 69.329154][ T8572] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.369430][ T8572] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.409994][ T3215] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.418417][ T3215] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.427388][ T8570] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 69.470632][ T8570] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 69.550082][ T8562] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.577112][ T3215] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.586631][ T3215] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.595588][ T3215] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.604069][ T8570] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 69.679382][ T3215] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.691999][ T3215] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.700552][ T3215] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.708298][ T3215] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.716723][ T3215] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.742180][ T8564] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 69.753912][ T8564] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 69.771506][ T8562] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.779015][ T8574] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 69.831848][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.840574][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.849157][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.857478][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.866670][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.897687][ T8568] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.905960][ T8574] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 69.936503][ T8574] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 69.973623][ T8568] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.989778][ T8574] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 70.044853][ T8564] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.052688][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.061330][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.069038][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.076619][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.109753][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.118638][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.127023][ T2790] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.134136][ T2790] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.141796][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.151012][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.160911][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.169497][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.178066][ T2790] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.185099][ T2790] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.193293][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.202205][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.211630][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.225877][ T8572] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.250470][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.262752][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.272534][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 70.282264][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 70.292441][ T2790] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.326275][ T8572] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.342242][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.350817][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.359208][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.367490][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.375684][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.384317][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.392738][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 70.401482][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 70.410057][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.418716][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.426974][ T2791] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.434055][ T2791] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.441898][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.450362][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.459378][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.467016][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.475622][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 70.483675][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 70.491950][ T2791] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.501016][ T8564] device veth0_vlan entered promiscuous mode [ 70.513200][ T8562] device veth0_vlan entered promiscuous mode [ 70.538829][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 70.547687][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 70.555949][ T2805] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.563042][ T2805] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.571209][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 70.580000][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 70.588595][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 70.596933][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 70.606986][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 70.614923][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.623368][ T2805] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.641602][ T8570] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.650174][ T8562] device veth1_vlan entered promiscuous mode [ 70.671418][ T8568] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.695747][ T8570] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.704393][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.714319][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.723342][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.732311][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.740939][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.749860][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.758886][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.767051][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.775050][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.796995][ T8572] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.805486][ T8564] device veth1_vlan entered promiscuous mode [ 70.823633][ T8574] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.842591][ T8568] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.851374][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.864871][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.873175][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 70.881990][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 70.890610][ T3148] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.897755][ T3148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.905495][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.913420][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.945203][ T8574] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.973693][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.984373][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 70.997559][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 71.006308][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.015519][ T3148] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.022663][ T3148] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.036165][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 71.045212][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 71.053206][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.061214][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 71.069991][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 71.079240][ T3148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.099311][ T8572] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 175.977209][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 175.984111][ C1] rcu: 1-...!: (10499 ticks this GP) idle=a8e/1/0x4000000000000002 softirq=12937/12937 fqs=6 [ 175.994692][ C1] (t=10501 jiffies g=7093 q=179) [ 175.999738][ C1] rcu: rcu_preempt kthread starved for 10489 jiffies! g7093 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 176.011278][ C1] rcu: RCU grace-period kthread stack dump: [ 176.017179][ C1] rcu_preempt R running task 28984 10 2 0x80004000 [ 176.025168][ C1] Call Trace: [ 176.028515][ C1] __schedule+0x9a0/0xcc0 [ 176.032867][ C1] schedule+0x181/0x210 [ 176.037045][ C1] schedule_timeout+0x14f/0x240 [ 176.041897][ C1] ? run_local_timers+0x120/0x120 [ 176.046942][ C1] rcu_gp_kthread+0xed8/0x1770 [ 176.051730][ C1] kthread+0x332/0x350 [ 176.055803][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 176.061035][ C1] ? kthread_blkcg+0xe0/0xe0 [ 176.065638][ C1] ret_from_fork+0x24/0x30 [ 176.070083][ C1] NMI backtrace for cpu 1 [ 176.074430][ C1] CPU: 1 PID: 431 Comm: kworker/u4:6 Not tainted 5.5.0-rc5-syzkaller #0 [ 176.082763][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.092846][ C1] Workqueue: bat_events batadv_nc_worker [ 176.098505][ C1] Call Trace: [ 176.101785][ C1] [ 176.104634][ C1] dump_stack+0x1fb/0x318 [ 176.108963][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 176.113814][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 176.119961][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 176.126031][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 176.132024][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 176.137921][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 176.143034][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 176.148232][ C1] ? trace_hardirqs_off+0x74/0x80 [ 176.153247][ C1] update_process_times+0x12d/0x180 [ 176.158435][ C1] tick_sched_timer+0x263/0x420 [ 176.163274][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 176.168809][ C1] __hrtimer_run_queues+0x403/0x840 [ 176.174022][ C1] hrtimer_interrupt+0x38c/0xda0 [ 176.178963][ C1] ? debug_smp_processor_id+0x9/0x20 [ 176.184260][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 176.189826][ C1] apic_timer_interrupt+0xf/0x20 [ 176.194770][ C1] [ 176.197709][ C1] RIP: 0010:__memcg_kmem_uncharge+0x6/0x1a0 [ 176.203595][ C1] Code: bf ac 07 00 74 12 48 81 c3 08 02 00 00 48 89 df 4c 89 f6 e8 8c 85 ff ff 5b 41 5e 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 <41> 56 41 55 41 54 53 50 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff [ 176.223276][ C1] RSP: 0018:ffffc90001d079f0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 176.231673][ C1] RAX: ffffffff81489244 RBX: ffffea000274aec0 RCX: ffff8880a87004c0 [ 176.239633][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea000274aec0 [ 176.247610][ C1] RBP: ffffc90001d079f8 R08: 000000000003a728 R09: fffffbfff124248a [ 176.255570][ C1] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff8880a7bb5ea0 [ 176.263532][ C1] R13: dffffc0000000000 R14: 1ffff11014f76bd4 R15: ffff8880a91475b8 [ 176.271510][ C1] ? free_thread_stack+0x124/0x590 [ 176.276615][ C1] free_thread_stack+0x12e/0x590 [ 176.281543][ C1] put_task_stack+0xa3/0x130 [ 176.286122][ C1] finish_task_switch+0x3f1/0x550 [ 176.291140][ C1] __schedule+0x9a8/0xcc0 [ 176.295469][ C1] preempt_schedule_irq+0xc1/0x140 [ 176.300573][ C1] retint_kernel+0x1b/0x2b [ 176.304977][ C1] RIP: 0010:rcu_is_watching+0x77/0xa0 [ 176.310352][ C1] Code: be 04 00 00 00 e8 99 1f 4f 00 48 89 d8 48 c1 e8 03 42 8a 04 38 84 c0 75 1e 8b 03 65 ff 0d 9d 48 9e 7e 74 0c 83 e0 02 d1 e8 5b <41> 5e 41 5f 5d c3 e8 e7 89 9c ff eb ed 89 d9 80 e1 07 80 c1 03 38 [ 176.329979][ C1] RSP: 0018:ffffc90001d07c58 EFLAGS: 00000202 ORIG_RAX: ffffffffffffff13 [ 176.338390][ C1] RAX: 0000000000000001 RBX: ffff8880a720dd80 RCX: ffffffff8163d517 [ 176.346364][ C1] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8880aeb37e20 [ 176.354348][ C1] RBP: ffffc90001d07c68 R08: dffffc0000000000 R09: ffffed1015d66fc5 [ 176.362309][ C1] R10: ffffed1015d66fc5 R11: 0000000000000000 R12: dffffc0000000000 [ 176.370280][ C1] R13: ffff8880a6c40000 R14: ffffffff890710c8 R15: dffffc0000000000 [ 176.378274][ C1] ? rcu_is_watching+0x57/0xa0 [ 176.383033][ C1] batadv_nc_worker+0x235/0x600 [ 176.387879][ C1] process_one_work+0x7ef/0x10d0 [ 176.392823][ C1] worker_thread+0xc01/0x1630 [ 176.397513][ C1] kthread+0x332/0x350 [ 176.401570][ C1] ? rcu_lock_release+0x30/0x30 [ 176.406409][ C1] ? kthread_blkcg+0xe0/0xe0 [ 176.410987][ C1] ret_from_fork+0x24/0x30