[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 29.069810] kauditd_printk_skb: 7 callbacks suppressed [ 29.069824] audit: type=1800 audit(1543810186.693:29): pid=5931 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 29.102213] audit: type=1800 audit(1543810186.693:30): pid=5931 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 34.108167] sshd (6069) used greatest stack depth: 15632 bytes left Warning: Permanently added '10.128.0.106' (ECDSA) to the list of known hosts. 2018/12/03 04:30:31 parsed 1 programs 2018/12/03 04:30:33 executed programs: 0 [ 1276.401056] IPVS: ftp: loaded support on port[0] = 21 [ 1276.403601] IPVS: ftp: loaded support on port[0] = 21 [ 1276.408082] IPVS: ftp: loaded support on port[0] = 21 [ 1276.417906] IPVS: ftp: loaded support on port[0] = 21 [ 1276.427148] IPVS: ftp: loaded support on port[0] = 21 [ 1276.458451] IPVS: ftp: loaded support on port[0] = 21 [ 1277.766653] bridge0: port 1(bridge_slave_0) entered blocking state [ 1277.773148] bridge0: port 1(bridge_slave_0) entered disabled state [ 1277.787146] device bridge_slave_0 entered promiscuous mode [ 1277.857288] bridge0: port 2(bridge_slave_1) entered blocking state [ 1277.867462] bridge0: port 2(bridge_slave_1) entered disabled state [ 1277.877566] device bridge_slave_1 entered promiscuous mode [ 1277.893679] bridge0: port 1(bridge_slave_0) entered blocking state [ 1277.900732] bridge0: port 1(bridge_slave_0) entered disabled state [ 1277.908562] device bridge_slave_0 entered promiscuous mode [ 1277.927950] bridge0: port 1(bridge_slave_0) entered blocking state [ 1277.938410] bridge0: port 1(bridge_slave_0) entered disabled state [ 1277.946175] device bridge_slave_0 entered promiscuous mode [ 1277.955708] bridge0: port 1(bridge_slave_0) entered blocking state [ 1277.962502] bridge0: port 1(bridge_slave_0) entered disabled state [ 1277.970382] device bridge_slave_0 entered promiscuous mode [ 1277.979899] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 1277.990626] bridge0: port 2(bridge_slave_1) entered blocking state [ 1277.999249] bridge0: port 2(bridge_slave_1) entered disabled state [ 1278.007346] device bridge_slave_1 entered promiscuous mode [ 1278.016432] bridge0: port 1(bridge_slave_0) entered blocking state [ 1278.023330] bridge0: port 1(bridge_slave_0) entered disabled state [ 1278.031107] device bridge_slave_0 entered promiscuous mode [ 1278.041256] bridge0: port 2(bridge_slave_1) entered blocking state [ 1278.049573] bridge0: port 2(bridge_slave_1) entered disabled state [ 1278.057591] device bridge_slave_1 entered promiscuous mode [ 1278.063924] bridge0: port 1(bridge_slave_0) entered blocking state [ 1278.070830] bridge0: port 1(bridge_slave_0) entered disabled state [ 1278.078620] device bridge_slave_0 entered promiscuous mode [ 1278.088207] bridge0: port 2(bridge_slave_1) entered blocking state [ 1278.095605] bridge0: port 2(bridge_slave_1) entered disabled state [ 1278.103014] device bridge_slave_1 entered promiscuous mode [ 1278.111845] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 1278.119561] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 1278.131550] bridge0: port 2(bridge_slave_1) entered blocking state [ 1278.140477] bridge0: port 2(bridge_slave_1) entered disabled state [ 1278.148640] device bridge_slave_1 entered promiscuous mode [ 1278.157586] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 1278.169593] bridge0: port 2(bridge_slave_1) entered blocking state [ 1278.179838] bridge0: port 2(bridge_slave_1) entered disabled state [ 1278.193274] device bridge_slave_1 entered promiscuous mode [ 1278.210508] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 1278.223708] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 1278.235994] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 1278.255283] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 1278.265508] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 1278.273190] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 1278.332316] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 1278.351922] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 1278.375487] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 1278.442199] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1278.481608] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 1278.497180] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 1278.532803] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 1278.539956] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1278.551696] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 1278.579869] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 1278.595748] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1278.613136] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1278.622805] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1278.638681] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1278.653111] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 1278.667439] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 1278.692645] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 1278.704374] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 1278.717486] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 1278.734586] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1278.747340] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1278.755420] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1278.767870] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1278.779768] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 1278.795885] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 1278.804944] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 1278.814062] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 1278.822881] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1278.836254] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1278.867933] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1278.898050] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 1278.906235] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1278.922757] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 1278.930741] team0: Port device team_slave_0 added [ 1279.031108] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 1279.039059] team0: Port device team_slave_0 added [ 1279.058451] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 1279.072505] team0: Port device team_slave_0 added [ 1279.081071] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 1279.088897] team0: Port device team_slave_1 added [ 1279.103663] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 1279.114025] team0: Port device team_slave_0 added [ 1279.121084] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 1279.133202] team0: Port device team_slave_1 added [ 1279.174362] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 1279.183070] team0: Port device team_slave_1 added [ 1279.205448] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1279.219606] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 1279.227633] team0: Port device team_slave_0 added [ 1279.234034] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 1279.243895] team0: Port device team_slave_1 added [ 1279.292300] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1279.303660] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1279.311651] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1279.326976] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 1279.340973] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1279.356964] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1279.370708] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1279.379354] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1279.387725] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 1279.395547] team0: Port device team_slave_1 added [ 1279.402237] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 1279.411087] team0: Port device team_slave_0 added [ 1279.423537] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 1279.435875] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1279.448882] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1279.458164] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1279.467317] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 1279.479085] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 1279.489045] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 1279.496820] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1279.508690] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1279.516967] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1279.525313] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1279.532835] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1279.541056] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1279.552136] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 1279.559969] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 1279.568449] team0: Port device team_slave_1 added [ 1279.575700] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 1279.584996] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 1279.593994] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 1279.618946] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1279.629150] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1279.645282] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1279.653242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1279.664616] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1279.672331] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1279.680251] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1279.687942] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1279.706874] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 1279.716014] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 1279.723797] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 1279.735094] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1279.753608] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1279.768170] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1279.780321] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1279.788027] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1279.795897] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1279.813001] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 1279.830356] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 1279.852667] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1279.871357] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1279.880035] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1279.893358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1279.916695] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 1279.930162] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1279.942960] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1279.959181] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 1279.983557] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1279.992672] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1280.009014] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 1280.020745] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1280.038452] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1280.472563] bridge0: port 2(bridge_slave_1) entered blocking state [ 1280.479094] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1280.486060] bridge0: port 1(bridge_slave_0) entered blocking state [ 1280.492435] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1280.515043] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 1280.521360] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1280.579806] bridge0: port 2(bridge_slave_1) entered blocking state [ 1280.586215] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1280.592886] bridge0: port 1(bridge_slave_0) entered blocking state [ 1280.599301] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1280.607013] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 1280.622868] bridge0: port 2(bridge_slave_1) entered blocking state [ 1280.629281] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1280.636014] bridge0: port 1(bridge_slave_0) entered blocking state [ 1280.642380] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1280.653038] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 1280.700666] bridge0: port 2(bridge_slave_1) entered blocking state [ 1280.707065] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1280.713714] bridge0: port 1(bridge_slave_0) entered blocking state [ 1280.720135] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1280.728134] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 1280.807549] bridge0: port 2(bridge_slave_1) entered blocking state [ 1280.813945] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1280.820659] bridge0: port 1(bridge_slave_0) entered blocking state [ 1280.827060] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1280.841516] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 1280.853734] bridge0: port 2(bridge_slave_1) entered blocking state [ 1280.860195] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1280.866968] bridge0: port 1(bridge_slave_0) entered blocking state [ 1280.873328] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1280.893073] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 1281.574438] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1281.581703] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1281.607502] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1281.615085] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1281.622170] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1283.448924] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1283.496616] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1283.581488] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1283.597953] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1283.626844] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1283.727589] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 1283.768051] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1283.783575] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 1283.845644] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 1283.860406] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 1283.899454] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 1283.987449] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 1283.993605] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1284.001406] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1284.074441] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 1284.090796] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 1284.113819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1284.123635] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1284.135207] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 1284.166066] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1284.174061] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1284.201010] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 1284.210563] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 1284.220925] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1284.229421] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1284.248396] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1284.259280] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1284.331432] 8021q: adding VLAN 0 to HW filter on device team0 [ 1284.405879] 8021q: adding VLAN 0 to HW filter on device team0 [ 1284.413961] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 1284.422312] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1284.431272] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1284.446900] 8021q: adding VLAN 0 to HW filter on device team0 [ 1284.459061] 8021q: adding VLAN 0 to HW filter on device team0 [ 1284.522380] 8021q: adding VLAN 0 to HW filter on device team0 [ 1284.703076] 8021q: adding VLAN 0 to HW filter on device team0 [ 1286.115118] hrtimer: interrupt took 72404 ns [ 1286.197790] skbuff: skb_over_panic: text:00000000f443cd2c len:264 put:72 head:00000000ccd745e6 data:00000000ccd745e6 tail:0x108 end:0xc0 dev: [ 1286.266247] ------------[ cut here ]------------ [ 1286.271034] kernel BUG at net/core/skbuff.c:104! [ 1286.347707] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 1286.353101] CPU: 1 PID: 7657 Comm: syz-executor4 Not tainted 4.20.0-rc1-next-20181109+ #110 [ 1286.361586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1286.370993] RIP: 0010:skb_panic+0x16c/0x16e [ 1286.375326] Code: 4c 8b 4d b8 8b 8b 80 00 00 00 41 54 48 c7 c7 60 30 bb 88 44 8b 45 d4 41 57 48 8b 55 c8 41 56 48 8b 75 c0 41 55 e8 44 98 48 fb <0f> 0b e8 c9 9a 62 fb 4c 8b 65 08 e8 70 da a5 fb 48 c7 c1 a0 39 bb [ 1286.394231] RSP: 0018:ffff8801b6ad62d0 EFLAGS: 00010282 [ 1286.400117] RAX: 0000000000000087 RBX: ffff8801bb43f3c0 RCX: 0000000000000000 [ 1286.407391] RDX: 0000000000000000 RSI: ffffffff8165ba15 RDI: 0000000000000005 [ 1286.414694] RBP: ffff8801b6ad6338 R08: ffff8801bf5e2080 R09: ffffed003b5e5020 [ 1286.421966] R10: ffffed003b5e5020 R11: ffff8801daf28107 R12: ffffffff88bb3020 [ 1286.429239] R13: ffff8801b7ee1d00 R14: 0000000000000108 R15: 00000000000000c0 [ 1286.436515] FS: 00007f7db9cd2700(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000 [ 1286.444740] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1286.450631] CR2: 00007f9b7f870e30 CR3: 00000001ce227000 CR4: 00000000001406e0 [ 1286.457938] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1286.465209] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1286.472475] Call Trace: [ 1286.475118] ? pfkey_send_acquire+0x12be/0x2620 [ 1286.479803] ? pfkey_send_acquire+0x12be/0x2620 [ 1286.484479] skb_put.cold.88+0x23/0x23 [ 1286.488377] pfkey_send_acquire+0x12be/0x2620 [ 1286.492922] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 1286.498236] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1286.503830] km_query+0x1a0/0x360 [ 1286.507313] ? km_migrate+0x3b0/0x3b0 [ 1286.511121] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1286.516666] ? xfrm_state_afinfo_get_rcu+0xf1/0x1b0 [ 1286.521785] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1286.527498] ? xfrm6_init_temprop+0x396/0x590 [ 1286.532030] ? security_xfrm_state_alloc_acquire+0x94/0xc0 [ 1286.537665] xfrm_state_find+0x2713/0x3eb0 [ 1286.541956] ? rt6_score_route+0x118/0x400 [ 1286.546220] ? xfrm_state_afinfo_get_rcu+0x1b0/0x1b0 [ 1286.551398] ? graph_lock+0x270/0x270 [ 1286.555206] ? __lock_is_held+0xb5/0x140 [ 1286.559334] ? check_preemption_disabled+0x48/0x280 [ 1286.564389] ? __lock_is_held+0xb5/0x140 [ 1286.568468] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1286.574015] ? fib6_table_lookup+0xcd0/0x1480 [ 1286.578516] ? graph_lock+0x270/0x270 [ 1286.582329] ? graph_lock+0x270/0x270 [ 1286.586138] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1286.591682] ? check_preemption_disabled+0x48/0x280 [ 1286.596706] ? print_usage_bug+0xc0/0xc0 [ 1286.600798] ? __lock_is_held+0xb5/0x140 [ 1286.604864] ? graph_lock+0x270/0x270 [ 1286.608691] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1286.614234] ? __rt6_find_exception_rcu+0x379/0x510 [ 1286.619257] xfrm_tmpl_resolve+0x3c0/0xe50 [ 1286.623510] ? __xfrm_decode_session+0x140/0x140 [ 1286.628337] ? kasan_check_read+0x11/0x20 [ 1286.632490] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 1286.637782] ? __lock_acquire+0x62f/0x4c20 [ 1286.642023] ? print_usage_bug+0xc0/0xc0 [ 1286.646089] ? ip6_pol_route+0x45e/0x1a00 [ 1286.650252] xfrm_resolve_and_create_bundle+0x184/0x2800 [ 1286.655739] ? __local_bh_enable_ip+0x160/0x260 [ 1286.660430] ? __lock_acquire+0x62f/0x4c20 [ 1286.664674] ? graph_lock+0x270/0x270 [ 1286.668481] ? mark_held_locks+0x130/0x130 [ 1286.672724] ? __lock_acquire+0x62f/0x4c20 [ 1286.676967] ? xfrm_migrate+0x19d0/0x19d0 [ 1286.681128] ? mark_held_locks+0x130/0x130 [ 1286.685372] ? find_held_lock+0x36/0x1c0 [ 1286.689448] ? xfrm_sk_policy_lookup+0x484/0x640 [ 1286.694210] ? lock_downgrade+0x900/0x900 [ 1286.698365] ? check_preemption_disabled+0x48/0x280 [ 1286.703397] ? kasan_check_read+0x11/0x20 [ 1286.707581] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 1286.712879] ? rcu_read_unlock_special+0x370/0x370 [ 1286.717817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1286.723364] ? xfrm_sk_policy_lookup+0x4ab/0x640 [ 1286.728144] ? xfrm_selector_match+0xf90/0xf90 [ 1286.732730] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1286.737754] ? xfrm_expand_policies+0x2ab/0x6f0 [ 1286.742440] xfrm_lookup_with_ifid+0x39e/0x2b80 [ 1286.747116] ? xfrm_lookup_with_ifid+0x39e/0x2b80 [ 1286.751973] ? xfrm_policy_lookup+0x80/0x80 [ 1286.756342] ? addrconf_rs_timer+0x690/0x690 [ 1286.760863] ? trace_hardirqs_off_caller+0x300/0x300 [ 1286.766007] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1286.771568] ? check_preemption_disabled+0x48/0x280 [ 1286.776595] ? ip6_dst_lookup_tail+0x147c/0x1d60 [ 1286.781366] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1286.786913] ? ip6_dst_lookup_tail+0x3c8/0x1d60 [ 1286.791598] ? ip6_forward_finish+0x4e0/0x4e0 [ 1286.796099] ? graph_lock+0x270/0x270 [ 1286.799915] ? find_held_lock+0x36/0x1c0 [ 1286.804004] ? rawv6_sendmsg+0xd93/0x4850 [ 1286.808193] xfrm_lookup_route+0x3c/0x1f0 [ 1286.812391] ip6_dst_lookup_flow+0x1c6/0x270 [ 1286.816824] ? ip6_dst_lookup+0x60/0x60 [ 1286.820815] rawv6_sendmsg+0x12d4/0x4850 [ 1286.824893] ? rawv6_bind+0x8c0/0x8c0 [ 1286.828768] ? __might_sleep+0x95/0x190 [ 1286.832788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1286.838379] ? futex_wait_queue_me+0x55d/0x840 [ 1286.843009] ? refill_pi_state_cache.part.7+0x310/0x310 [ 1286.848390] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1286.853419] ? graph_lock+0x270/0x270 [ 1286.857227] ? print_usage_bug+0xc0/0xc0 [ 1286.861314] ? futex_wake+0x760/0x760 [ 1286.865133] ? perf_trace_sched_process_exec+0x860/0x860 [ 1286.870606] ? lock_downgrade+0x900/0x900 [ 1286.874804] ? aa_label_sk_perm+0x91/0x100 [ 1286.879056] ? aa_af_perm+0x5a0/0x5a0 [ 1286.882902] inet_sendmsg+0x19c/0x690 [ 1286.886714] ? rawv6_bind+0x8c0/0x8c0 [ 1286.890523] ? inet_sendmsg+0x19c/0x690 [ 1286.894503] ? ipip_gro_receive+0x100/0x100 [ 1286.898864] ? apparmor_socket_sendmsg+0x29/0x30 [ 1286.903629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1286.909171] ? security_socket_sendmsg+0x94/0xc0 [ 1286.913935] ? ipip_gro_receive+0x100/0x100 [ 1286.918296] sock_sendmsg+0xd5/0x120 [ 1286.922020] ___sys_sendmsg+0x51d/0x930 [ 1286.926001] ? graph_lock+0x270/0x270 [ 1286.929814] ? copy_msghdr_from_user+0x580/0x580 [ 1286.934576] ? find_held_lock+0x36/0x1c0 [ 1286.938645] ? find_held_lock+0x36/0x1c0 [ 1286.942767] ? __might_fault+0x12b/0x1e0 [ 1286.946866] ? lock_downgrade+0x900/0x900 [ 1286.951042] ? perf_trace_sched_process_exec+0x860/0x860 [ 1286.956509] __sys_sendmmsg+0x246/0x6d0 [ 1286.960498] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1286.964840] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1286.970417] ? put_timespec64+0x10f/0x1b0 [ 1286.974577] ? nsecs_to_jiffies+0x30/0x30 [ 1286.978785] ? do_syscall_64+0x9a/0x820 [ 1286.982767] ? do_syscall_64+0x9a/0x820 [ 1286.986756] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 1286.991360] ? trace_hardirqs_on+0xbd/0x310 [ 1286.995696] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1287.001276] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1287.006657] ? trace_hardirqs_off_caller+0x300/0x300 [ 1287.011769] __x64_sys_sendmmsg+0x9d/0x100 [ 1287.016023] do_syscall_64+0x1b9/0x820 [ 1287.019917] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1287.025291] ? syscall_return_slowpath+0x5e0/0x5e0 [ 1287.030227] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1287.035076] ? trace_hardirqs_on_caller+0x310/0x310 [ 1287.040100] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 1287.045124] ? prepare_exit_to_usermode+0x291/0x3b0 [ 1287.050152] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1287.055011] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1287.060203] RIP: 0033:0x457569 [ 1287.063409] Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1287.082314] RSP: 002b:00007f7db9cd1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1287.090026] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000000457569 [ 1287.097296] RDX: 0400000000000058 RSI: 0000000020007e00 RDI: 0000000000000005 [ 1287.104566] RBP: 000000000072bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 1287.111839] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7db9cd26d4 [ 1287.119112] R13: 00000000004c3c33 R14: 00000000004d63e8 R15: 00000000ffffffff [ 1287.126395] Modules linked in: [ 1287.146054] ------------[ cut here ]------------ [ 1287.150823] downgrading a read lock [ 1287.150945] WARNING: CPU: 0 PID: 7681 at kernel/locking/lockdep.c:3556 lock_downgrade+0x4d7/0x900 [ 1287.163569] Kernel panic - not syncing: panic_on_warn set ... [ 1287.170486] Kernel Offset: disabled [ 1287.174103] Rebooting in 86400 seconds..