[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 51.609203][ T23] audit: type=1800 audit(1578459663.344:25): pid=8300 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 51.634044][ T23] audit: type=1800 audit(1578459663.344:26): pid=8300 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 51.674872][ T23] audit: type=1800 audit(1578459663.344:27): pid=8300 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 '10.128.0.97' (ECDSA) to the list of known hosts. 2020/01/08 05:01:13 fuzzer started 2020/01/08 05:01:15 dialing manager at 10.128.0.26:35703 syzkaller login: [ 63.726671][ T8455] gcc (8455) used greatest stack depth: 23896 bytes left 2020/01/08 05:01:15 syscalls: 2824 2020/01/08 05:01:15 code coverage: enabled 2020/01/08 05:01:15 comparison tracing: enabled 2020/01/08 05:01:15 extra coverage: enabled 2020/01/08 05:01:15 setuid sandbox: enabled 2020/01/08 05:01:15 namespace sandbox: enabled 2020/01/08 05:01:15 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 05:01:15 fault injection: enabled 2020/01/08 05:01:15 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 05:01:15 net packet injection: enabled 2020/01/08 05:01:15 net device setup: enabled 2020/01/08 05:01:15 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 05:01:15 devlink PCI setup: PCI device 0000:00:10.0 is not available 05:01:16 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0x3, 0x3, &(0x7f0000000040)=@framed={{0x15, 0xa, 0x0, 0x0, 0x0, 0x71, 0x10, 0x84}}, &(0x7f0000000080)='GPL\x00'}, 0x48) 05:01:16 executing program 1: io_setup(0x9, &(0x7f0000000000)=0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) io_submit(r0, 0x2, &(0x7f0000000980)=[&(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, r1, 0x0}, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x7ffffffff000}]) [ 64.951480][ T8467] IPVS: ftp: loaded support on port[0] = 21 [ 65.098788][ T8467] chnl_net:caif_netlink_parms(): no params data found [ 65.147979][ T8467] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.156145][ T8467] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.165272][ T8467] device bridge_slave_0 entered promiscuous mode [ 65.185101][ T8467] bridge0: port 2(bridge_slave_1) entered blocking state 05:01:16 executing program 2: pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) vmsplice(r1, &(0x7f00000006c0)=[{&(0x7f00000001c0)="71a52bce7f3e81aaa571c2549adaf6d44312eb2d269de0eab41870f2fc0cd73e9a3d69ad8d0cc97158cd9875c0d8d74c4ef5ca077b5381ab7e25f040317550594521cdb23d35c01ff9670ba7c945e254764cb00125e9d3d1fafdfd5586f80511ac6eaaa1eedcedf7f03eba31f297be1fac96b85b69b6f3ff5040db0ec9fbb940d2bc313582362afefcb6f2d6541d4325918d5ef7f8043e2732d76138abb610a37bcfe9ec9e46e2f24e"}, {&(0x7f0000000280)="175799885894ae48a6d942ba13ba3af03d40a2f816cff32d23cfab830ce6e5006a5fc2ae2905feadd00f5460076dbe04e993a30e0dea4f0850a53b5ac5ca9896726bd63ed34e01e1685b1835772f390643c3861bef2b155d35cf53513a6c7071803d4b1c6ad15e4f3c76a904466bdc38f1e4dff4c75a2829edd334e8c4b2da8b92b8753c9bb27b3831a9819927c6e07c3f2e1536fbaa58b24367a987712bd3c52487d59bce9e5690ed61bf7cd048b38ca24591864284f0dc9f6b1346141fb5183e8b6c15fcf0"}, {&(0x7f0000000000)="c7a2822a28f87b8d1ebbf3757002bf3cdb5c028481e52ab4ef47ee779aed15fb0acd2017e9c072e175ee4cab8f83ff20b20528fe7a96e21b159d6bf7d142268f6c"}, {&(0x7f0000000380)="175692f565c28c4f757f22e77f5553a60f052d1336e65fae4f1c55992aa020d4b6271e2218b3ee07e67b286300cacc2b2f56660a1c9786f3bf23331edf7130a77a2c765eed7745f9e3b6f002708dfee6f9d4e59d88d4ae99fa174aac3dd309c8b2cffc8e2fc4901d32b4e848070fc8097b7b62b6f83051d8793fdf608269a8aa11e8c4cedfe3b5692202c13c0bea2605cd04e08868dc8322b38c3981a35f998e69ff85050f314740fa6dd6cf6e0c64ee929d4e67981ad5982eb2167a8055c75e8412b12516ca0752669e13a20b38fb50c39eb954656a0ae83f777e12bd87da2875c116a005498c10454c2a4bbc29c688229189b7c3c96598", 0xff97}, {&(0x7f0000000480)="e8f384ff25fcd01dda212749daa27331037c63fb6bb3494929b3846f2208d0e9d9db7ea593811ece28cd77b91be0849e8bc4299dd6c78d7b3b653e447c66dd742ca228fca38d67021c1bc01256dcacc17a01d1bf4c7c4144cef775d0d9a72c5dca442ba0b920ea12263f81eb7e8d283b1a58c0e0f0aeb23a5c51dded961be085f89d671736c88065f559073e3b278290849bdd2f7243a75a30a41db7046a036b1c554061563ed448"}, {&(0x7f0000000540)="cbaf3810c109d5f59a05feda7fc2502b9b189f4aa94c787352cfcacb8f33468ce12fc0589feaaf681a793910a46a9b5266b9ce9ecfbd24a55fc13140dee86a9c66b541f2bbe5bc45f905fb3be69e75a0182a67d63a8b0a38fa0f3cae34cf49490cea88393014fc39991fda150ea94736233a6038b5f8a6fe8e24632fd768e5a6fadf24c7"}, {&(0x7f0000000100)="de032778acd2bd6fbcef5308f580a958e5408797396ef12ab2e9d4ff65fe2732ca27773a708318ba86b8e498033b2e842ecad7a30e36"}, {&(0x7f0000000600)="c54559ca14dc1f97d2b0be4dfe490c9e303a9ae2c166bb79949617ccd5521040e5d412434386c26993468d2f8b828ce0fafd5f5ba16ff6cb85a99fba0647a8e9169bbb5a06dcaa53275a2a2472d078bd1ec6c683bcfedcdebd4cd5fa69af86e149cecd8893b15c417dce4b2c81876498655b6fa0b8225358122b62fedf844e51bc88bc"}], 0x16a, 0x0) close(r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r2, r0) [ 65.192329][ T8467] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.200899][ T8467] device bridge_slave_1 entered promiscuous mode [ 65.218438][ T8470] IPVS: ftp: loaded support on port[0] = 21 [ 65.246318][ T8467] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.276281][ T8467] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.331159][ T8467] team0: Port device team_slave_0 added [ 65.346179][ T8467] team0: Port device team_slave_1 added 05:01:17 executing program 3: r0 = socket$inet6(0xa, 0x3, 0x7) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000100)={@mcast2={0xff, 0x5}, 0x0, 0x0, 0x1, 0x3}, 0x20) [ 65.455147][ T8467] device hsr_slave_0 entered promiscuous mode [ 65.493392][ T8467] device hsr_slave_1 entered promiscuous mode [ 65.564829][ T8472] IPVS: ftp: loaded support on port[0] = 21 [ 65.648292][ T8470] chnl_net:caif_netlink_parms(): no params data found [ 65.686184][ T8475] IPVS: ftp: loaded support on port[0] = 21 05:01:17 executing program 4: mkdir(&(0x7f0000000300)='./file0\x00', 0x0) stat(&(0x7f0000000140)='./file0\x00', &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) lchown(&(0x7f0000000040)='./file0\x00', 0xffffffffffffffff, r0) lsetxattr$system_posix_acl(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='system.posix_acl_access\x00', &(0x7f00000003c0), 0x24, 0x0) [ 65.750601][ T8470] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.759100][ T8470] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.767257][ T8470] device bridge_slave_0 entered promiscuous mode [ 65.784671][ T8470] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.791732][ T8470] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.801128][ T8470] device bridge_slave_1 entered promiscuous mode [ 65.860673][ T8470] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.884336][ T8467] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.936783][ T8467] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 65.996907][ T8470] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.023361][ T8467] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.030776][ T8477] IPVS: ftp: loaded support on port[0] = 21 05:01:17 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) sendmsg$sock(r0, &(0x7f0000000680)={0x0, 0xa4, &(0x7f0000000580)=[{&(0x7f0000000000)="4211ba60b92e2b6c2c8d567d524c232ec1cb46cba97ec8d1", 0x18}, {&(0x7f0000000040)="9e3a55b3be72784bdec7aa51cf", 0xd}, {&(0x7f0000000100)="2c23c402878dadd697a49e5958490de3411aa99f34d1ccec07961c7893bffdc7d200652d3dba60d8796b8cad49df2fbb4f4aa2279b08c6b93c5d975988cc2a57fcb0b153538f528979967169eb459955de09defc5753767254272f10dbe48f509eba2234d9508308e449f8c85aec1a4ba0f9edd96516a0686f3fba87cd09409d14b904c2f6b97324b7d9714152436a398a678edfc4b174847f08989508a0f2daf982741dacd80f3e275a680490b45c2b5118a8fe6605e7aaf77ade7c14114b8ae1a6b0c4a0ca90fb5491e69f21bce773b37cc5d60570d1b5652dc47cdafad72493ffcd5c157b33376a960fd775d94a0e4e45bdb1", 0xf4}, {&(0x7f0000000200)="9683ad234303b1ea29784269bf9e6b39597d221d7b22be5ffb0d051a8faa73afdb01be1f9e00ed5a25471974c8f099cd6c23fc34ca93dc3729744eee1278703808b8aa92282fdf295528b8f4dfc87c8fea879ce63c0cfee58c7133f80065e836e048b198b00220baba2a2b6824079d3b49d9311485e04ec8c07804e1a6fb29fb6f919726fffb537d6059121ece528b604dd8aa04f50110a21656786dbb3292c38debed26ee41", 0xfeaa}, {&(0x7f00000002c0)="ec36df6d8d7e5361d43b024b4cf00061dfeb2d330abbb080e7d531d9e992c2c37f22ad2c446593c9a1c1c7bd80e42ab5efcb9b647405367057ac6680c1010902a84a978c5b906693c3dcc70ca0f15074556f5c39394c54cd3b1a22c0629f905ab5731c55bce5c86e9ecf097078879dacb97202166017b11d94268d6b18dfaeafe9827cf7fd0d261b8c0a02532e5128a0f72032b57cc0721cd4090000000000000035edc78f7e6cb25240c76db132edb66182f212af36367f8e12bece00"/199, 0xc7}, {&(0x7f00000003c0)="f0f91004fbd4d3cb9df5", 0xa}, {&(0x7f00000006c0)="e0f6aaa845dd159bc1de311e605b0274da1d4470de2a0eccaafc3ab9d618459dab70048cc12b689ec608ccc04b841c3d245d571133dbfa73d2cb3337c004f1a889044c", 0x43}, {&(0x7f0000000480)="409f1c022006848ec494cae09e8cc604dd63bd6dfb1343e4cd02095b4994cec0823e6ff48e921de72aed4ac9ee0fb6d82c8c6f87aa425516ea02c99a9e0a493d7285de0584409cec0634fb59550509cc888a51f453334102cdb7dd7e0d6fc7bea63663958d0f696004c40a6d3dce755a75c9dcdc872304f843d046a32a89e35aa18afcda8330073e39bec434299d7a412f81fa3a729a4c7bdb39b1d57a7614665e6609f93d0a1e8b9a4490cead1075c07d0018cac6e1f23dedc08da4850ade53354c14489cbc36c33fae4014c13d847d0789e9b0f1aa8e9864ba1f", 0xdb}], 0x8, &(0x7f0000000600)=[@txtime={{0x18}}, @mark={{0x5}}, @mark={{0x14}}], 0x48}, 0x0) [ 66.057591][ T8467] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.150410][ T8470] team0: Port device team_slave_0 added [ 66.196433][ T8479] IPVS: ftp: loaded support on port[0] = 21 [ 66.207653][ T8470] team0: Port device team_slave_1 added [ 66.227326][ T8472] chnl_net:caif_netlink_parms(): no params data found [ 66.315173][ T8470] device hsr_slave_0 entered promiscuous mode [ 66.363916][ T8470] device hsr_slave_1 entered promiscuous mode [ 66.433196][ T8470] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.440870][ T8470] Cannot create hsr debugfs directory [ 66.467575][ T8472] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.477223][ T8472] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.485034][ T8472] device bridge_slave_0 entered promiscuous mode [ 66.512334][ T8472] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.520047][ T8472] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.527747][ T8472] device bridge_slave_1 entered promiscuous mode [ 66.555647][ T8472] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.566922][ T8472] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.584593][ T8475] chnl_net:caif_netlink_parms(): no params data found [ 66.640652][ T8472] team0: Port device team_slave_0 added [ 66.650032][ T8472] team0: Port device team_slave_1 added [ 66.699548][ T8475] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.708039][ T8475] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.715991][ T8475] device bridge_slave_0 entered promiscuous mode [ 66.724433][ T8475] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.731487][ T8475] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.739124][ T8475] device bridge_slave_1 entered promiscuous mode [ 66.769871][ T8475] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.825666][ T8472] device hsr_slave_0 entered promiscuous mode [ 66.863418][ T8472] device hsr_slave_1 entered promiscuous mode [ 66.903967][ T8472] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 66.911537][ T8472] Cannot create hsr debugfs directory [ 66.928487][ T8477] chnl_net:caif_netlink_parms(): no params data found [ 66.947310][ T8475] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.029264][ T8475] team0: Port device team_slave_0 added [ 67.037590][ T8475] team0: Port device team_slave_1 added [ 67.049010][ T8479] chnl_net:caif_netlink_parms(): no params data found [ 67.057662][ T8470] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 67.115134][ T8470] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 67.158504][ T8470] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 67.216924][ T8470] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 67.355974][ T8475] device hsr_slave_0 entered promiscuous mode [ 67.393951][ T8475] device hsr_slave_1 entered promiscuous mode [ 67.443334][ T8475] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.450911][ T8475] Cannot create hsr debugfs directory [ 67.472485][ T8477] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.479833][ T8477] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.488183][ T8477] device bridge_slave_0 entered promiscuous mode [ 67.509003][ T8467] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.517756][ T8477] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.525229][ T8477] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.532855][ T8477] device bridge_slave_1 entered promiscuous mode [ 67.554090][ T8477] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.564076][ T8479] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.571116][ T8479] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.578935][ T8479] device bridge_slave_0 entered promiscuous mode [ 67.601720][ T8472] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 67.666663][ T8477] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.678042][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.686501][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.695026][ T8479] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.702054][ T8479] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.710086][ T8479] device bridge_slave_1 entered promiscuous mode [ 67.722665][ T8467] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.735177][ T8472] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 67.779890][ T8472] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 67.839807][ T8472] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 67.918542][ T8477] team0: Port device team_slave_0 added [ 67.926523][ T8479] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.938542][ T8479] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.955051][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.963727][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.972000][ T2971] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.979181][ T2971] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.987371][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.996796][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.005556][ T2971] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.012595][ T2971] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.020167][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.028948][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.037850][ T2971] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.049807][ T8477] team0: Port device team_slave_1 added [ 68.135182][ T8477] device hsr_slave_0 entered promiscuous mode [ 68.203591][ T8477] device hsr_slave_1 entered promiscuous mode [ 68.243291][ T8477] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.250898][ T8477] Cannot create hsr debugfs directory [ 68.258325][ T8479] team0: Port device team_slave_0 added [ 68.270055][ T8479] team0: Port device team_slave_1 added [ 68.336459][ T8479] device hsr_slave_0 entered promiscuous mode [ 68.393382][ T8479] device hsr_slave_1 entered promiscuous mode [ 68.443667][ T8479] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.451390][ T8479] Cannot create hsr debugfs directory [ 68.469574][ T2976] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.478021][ T2976] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.486370][ T2976] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.495010][ T2976] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.526281][ T2976] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.534704][ T2976] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.542914][ T2976] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.566167][ T8467] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.578471][ T8467] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.614246][ T2975] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.622447][ T2975] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.651950][ T8475] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 68.716541][ T8475] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 68.779449][ T8470] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.807431][ T8475] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 68.856345][ T8475] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 68.930454][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.938869][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.946528][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.954331][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.964470][ T8472] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.973643][ T8470] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.986387][ T8467] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.012274][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.021755][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.030255][ T3202] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.037334][ T3202] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.078538][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.086824][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.096317][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.105004][ T3195] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.112050][ T3195] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.120030][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.128034][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.136141][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.144750][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.165904][ T2975] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.193954][ T8472] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.201087][ T8477] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 69.227508][ T8477] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.289224][ T8477] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.356258][ T8479] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 69.426074][ T8479] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 69.487838][ T8467] device veth0_vlan entered promiscuous mode [ 69.495423][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.503749][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.511850][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.520984][ T8477] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.575161][ T8479] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 69.638411][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.646232][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.654413][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.662832][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.671387][ T3195] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.678446][ T3195] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.686364][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.695392][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.704155][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.712546][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.720921][ T3195] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.727970][ T3195] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.735572][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.744143][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.752317][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.761016][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.769177][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.778515][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.786418][ T3195] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.800089][ T8479] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 69.863195][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.871853][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.880488][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.891135][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.899250][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.907643][ T3210] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.919474][ T8467] device veth1_vlan entered promiscuous mode [ 69.951952][ T8470] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.981866][ T8475] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.992573][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 70.003663][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 70.011858][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 70.023220][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 70.031318][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 70.039907][ T3202] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 70.066882][ T8472] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 70.109786][ T8475] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.122099][ T2975] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 70.142978][ T2975] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 70.156234][ T2975] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 70.164022][ T2975] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 70.202625][ T8472] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.270807][ T8477] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.298970][ T8477] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.340133][ T8470] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.389546][ T8470] device veth0_vlan entered promiscuous mode [ 70.409143][ T8470] device veth1_vlan entered promiscuous mode [ 175.183049][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 175.189857][ C0] rcu: 0-...!: (1 GPs behind) idle=502/1/0x4000000000000002 softirq=13072/13075 fqs=37 [ 175.199822][ C0] (t=10501 jiffies g=6597 q=678) [ 175.204841][ C0] rcu: rcu_preempt kthread starved for 10427 jiffies! g6597 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 175.215927][ C0] rcu: RCU grace-period kthread stack dump: [ 175.221802][ C0] rcu_preempt R running task 28984 10 2 0x80004000 [ 175.229692][ C0] Call Trace: [ 175.232976][ C0] __schedule+0x9a0/0xcc0 [ 175.237320][ C0] schedule+0x181/0x210 [ 175.241470][ C0] schedule_timeout+0x14f/0x240 [ 175.246315][ C0] ? run_local_timers+0x120/0x120 [ 175.251329][ C0] rcu_gp_kthread+0xed8/0x1770 [ 175.256090][ C0] kthread+0x332/0x350 [ 175.260142][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 175.265245][ C0] ? kthread_blkcg+0xe0/0xe0 [ 175.269842][ C0] ret_from_fork+0x24/0x30 [ 175.274258][ C0] NMI backtrace for cpu 0 [ 175.278576][ C0] CPU: 0 PID: 8486 Comm: syz-executor.0 Not tainted 5.5.0-rc5-syzkaller #0 [ 175.287146][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.297274][ C0] Call Trace: [ 175.300543][ C0] [ 175.303386][ C0] dump_stack+0x1fb/0x318 [ 175.307709][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 175.312549][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 175.318695][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 175.324750][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 175.330720][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 175.336598][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 175.341703][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 175.346906][ C0] ? trace_hardirqs_off+0x74/0x80 [ 175.351923][ C0] update_process_times+0x12d/0x180 [ 175.357118][ C0] tick_sched_timer+0x263/0x420 [ 175.361962][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 175.367503][ C0] __hrtimer_run_queues+0x403/0x840 [ 175.372704][ C0] hrtimer_interrupt+0x38c/0xda0 [ 175.377653][ C0] ? debug_smp_processor_id+0x9/0x20 [ 175.382927][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 175.388459][ C0] apic_timer_interrupt+0xf/0x20 [ 175.393380][ C0] [ 175.396316][ C0] RIP: 0010:__memcg_kmem_uncharge+0x6/0x1a0 [ 175.402198][ C0] 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 [ 175.421795][ C0] RSP: 0018:ffffc900023d7e28 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 175.430196][ C0] RAX: ffffffff81489244 RBX: ffffea0002786dc0 RCX: ffff8880a9150040 [ 175.438159][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002786dc0 [ 175.446138][ C0] RBP: ffffc900023d7e30 R08: dffffc0000000000 R09: fffffbfff124248a [ 175.454123][ C0] R10: fffffbfff124248a R11: 0000000000000000 R12: ffff88809d14dea0 [ 175.462086][ C0] R13: dffffc0000000000 R14: 1ffff11013a29bd4 R15: ffff888096f5f9b8 [ 175.470059][ C0] ? free_thread_stack+0x124/0x590 [ 175.475165][ C0] free_thread_stack+0x12e/0x590 [ 175.480094][ C0] put_task_stack+0xa3/0x130 [ 175.484675][ C0] finish_task_switch+0x3f1/0x550 [ 175.489691][ C0] schedule_tail+0x20/0x1a0 [ 175.494204][ C0] ret_from_fork+0x8/0x30 [ 175.498537][ C0] RIP: 0033:0x45d919 [ 175.502443][ C0] Code: ff 48 85 f6 0f 84 d7 8c fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c ae 8c fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 [ 175.522052][ C0] RSP: 002b:00007fc87032cdb0 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 175.530484][ C0] RAX: 0000000000000000 RBX: 00007fc87032d700 RCX: 000000000045d919 [ 175.538470][ C0] RDX: 00007fc87032d9d0 RSI: 00007fc87032cdb0 RDI: 00000000003d0f00 [ 175.546442][ C0] RBP: 00007fff93c90400 R08: 00007fc87032d700 R09: 00007fc87032d700 [ 175.554403][ C0] R10: 00007fc87032d9d0 R11: 0000000000000202 R12: 0000000000000000 [ 175.562399][ C0] R13: 00007fff93c9029f R14: 00007fc87032d9c0 R15: 000000000075bf2c