Warning: Permanently added '10.128.0.165' (ECDSA) to the list of known hosts. 2021/12/14 14:19:15 fuzzer started 2021/12/14 14:19:15 connecting to host at 10.128.0.169:42513 2021/12/14 14:19:15 checking machine... 2021/12/14 14:19:15 checking revisions... 2021/12/14 14:19:15 testing simple program... [ 50.381549][ T3602] cgroup: Unknown subsys name 'net' [ 50.490158][ T3602] cgroup: Unknown subsys name 'rlimit' [ 51.796453][ T3605] chnl_net:caif_netlink_parms(): no params data found [ 51.839583][ T3605] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.847019][ T3605] bridge0: port 1(bridge_slave_0) entered disabled state [ 51.855306][ T3605] device bridge_slave_0 entered promiscuous mode [ 51.864022][ T3605] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.871118][ T3605] bridge0: port 2(bridge_slave_1) entered disabled state [ 51.879212][ T3605] device bridge_slave_1 entered promiscuous mode [ 51.899002][ T3605] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 51.909985][ T3605] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 51.931562][ T3605] team0: Port device team_slave_0 added [ 51.939089][ T3605] team0: Port device team_slave_1 added [ 51.956618][ T3605] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 51.963692][ T3605] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 51.989819][ T3605] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 52.002321][ T3605] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 52.009392][ T3605] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 52.035291][ T3605] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 52.061612][ T3605] device hsr_slave_0 entered promiscuous mode [ 52.068760][ T3605] device hsr_slave_1 entered promiscuous mode [ 52.149427][ T3605] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 52.160037][ T3605] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 52.169060][ T3605] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 52.178173][ T3605] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 52.198548][ T3605] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.205789][ T3605] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.213447][ T3605] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.220520][ T3605] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.266721][ T3605] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.279638][ T3326] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.289455][ T3326] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.298656][ T3326] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.306424][ T3326] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 52.320348][ T3605] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.330664][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.340202][ T3616] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.347449][ T3616] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.365142][ T3326] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.374704][ T3326] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.381905][ T3326] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.407688][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.416502][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.425882][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.435188][ T25] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.448918][ T3605] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.460958][ T3605] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.470925][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.495339][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.502826][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 52.516328][ T3605] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.540072][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.566809][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.576910][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.585205][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.595983][ T3605] device veth0_vlan entered promiscuous mode [ 52.607107][ T3605] device veth1_vlan entered promiscuous mode [ 52.625789][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 52.635009][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 52.642990][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.654129][ T3605] device veth0_macvtap entered promiscuous mode [ 52.664406][ T3605] device veth1_macvtap entered promiscuous mode [ 52.680769][ T3605] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 52.688814][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.697986][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 52.709535][ T3605] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 52.718006][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 52.728614][ T3605] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.737726][ T3605] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.747482][ T3605] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.756515][ T3605] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 52.817425][ T1046] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 52.839064][ T1046] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 52.850530][ T3617] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 52.860101][ T1046] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 52.868812][ T1046] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 52.878514][ T3615] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2021/12/14 14:19:18 building call list... [ 53.100027][ T1046] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 executing program [ 54.972182][ T3603] can: request_module (can-proto-0) failed. [ 54.995875][ T3603] can: request_module (can-proto-0) failed. [ 55.016137][ T3603] can: request_module (can-proto-0) failed. [ 55.209193][ T3603] ------------[ cut here ]------------ [ 55.215029][ T3603] refcount_t: decrement hit 0; leaking memory. [ 55.221445][ T3603] WARNING: CPU: 0 PID: 3603 at lib/refcount.c:31 refcount_warn_saturate+0xbf/0x1e0 [ 55.231507][ T3603] Modules linked in: [ 55.235836][ T3603] CPU: 1 PID: 3603 Comm: syz-fuzzer Not tainted 5.16.0-rc4-syzkaller #0 [ 55.244455][ T3603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.254884][ T3603] RIP: 0010:refcount_warn_saturate+0xbf/0x1e0 [ 55.260969][ T3603] Code: 1d d1 9f a1 09 31 ff 89 de e8 cd 42 9c fd 84 db 75 e0 e8 e4 3e 9c fd 48 c7 c7 60 fa 04 8a c6 05 b1 9f a1 09 01 e8 ac 44 27 05 <0f> 0b eb c4 e8 c8 3e 9c fd 0f b6 1d a0 9f a1 09 31 ff 89 de e8 98 [ 55.280898][ T3603] RSP: 0018:ffffc90001b7fab0 EFLAGS: 00010286 [ 55.287204][ T3603] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 55.295329][ T3603] RDX: ffff88801b29d700 RSI: ffffffff815f1db8 RDI: fffff5200036ff48 [ 55.304456][ T3603] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 55.312430][ T3603] R10: ffffffff815ebb5e R11: 0000000000000000 R12: 1ffff9200036ff5b [ 55.320945][ T3603] R13: 00000000ffffffef R14: ffffffff8d2fcb14 R15: ffffc90001b7fd10 [ 55.329558][ T3603] FS: 000000c000444490(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 55.338835][ T3603] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.345684][ T3603] CR2: 00007f94256d8300 CR3: 000000001ddbe000 CR4: 00000000003506f0 [ 55.353894][ T3603] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.361872][ T3603] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.369897][ T3603] Call Trace: [ 55.373175][ T3603] <TASK> [ 55.376142][ T3603] ref_tracker_free+0x4fe/0x610 [ 55.381002][ T3603] ? ref_tracker_dir_exit+0x330/0x330 [ 55.386410][ T3603] ? bpf_sk_storage_free+0x333/0x3e0 [ 55.391709][ T3603] ? lock_downgrade+0x6e0/0x6e0 [ 55.396828][ T3603] ? kfree+0x1e1/0x560 [ 55.400926][ T3603] __sk_destruct+0x4a6/0x920 [ 55.405711][ T3603] sk_destruct+0xbd/0xe0 [ 55.410165][ T3603] __sk_free+0xef/0x3d0 [ 55.414525][ T3603] sk_free+0x78/0xa0 [ 55.418442][ T3603] __mptcp_close_ssk+0x435/0x590 [ 55.423758][ T3603] __mptcp_destroy_sock+0x35f/0x830 [ 55.428983][ T3603] ? __mptcp_close_ssk+0x590/0x590 [ 55.434204][ T3603] ? __local_bh_enable_ip+0xa0/0x120 [ 55.439513][ T3603] mptcp_close+0x5f8/0x7f0 [ 55.444194][ T3603] inet_release+0x12e/0x280 [ 55.448718][ T3603] inet6_release+0x4c/0x70 [ 55.453255][ T3603] __sock_release+0xcd/0x280 [ 55.458392][ T3603] sock_close+0x18/0x20 [ 55.462590][ T3603] __fput+0x286/0x9f0 [ 55.466959][ T3603] ? __sock_release+0x280/0x280 [ 55.471840][ T3603] task_work_run+0xdd/0x1a0 [ 55.476666][ T3603] exit_to_user_mode_prepare+0x27e/0x290 [ 55.482298][ T3603] syscall_exit_to_user_mode+0x19/0x60 [ 55.487905][ T3603] do_syscall_64+0x42/0xb0 [ 55.492347][ T3603] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 55.498510][ T3603] RIP: 0033:0x4b12db [ 55.502417][ T3603] Code: fb ff eb bd e8 46 96 fb ff e9 61 ff ff ff cc e8 fb 61 fb ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30 [ 55.522191][ T3603] RSP: 002b:000000c00027f4f0 EFLAGS: 00000206 ORIG_RAX: 0000000000000003 [ 55.531416][ T3603] RAX: 0000000000000000 RBX: 000000c00001e000 RCX: 00000000004b12db [ 55.539466][ T3603] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006 [ 55.548253][ T3603] RBP: 000000c00027f530 R08: 0000000000f0ae01 R09: 00007ffeaa744080 [ 55.556431][ T3603] R10: 00007ffeaa744090 R11: 0000000000000206 R12: 000000000000000e [ 55.564506][ T3603] R13: 0000000000000000 R14: ffffffffffffffff R15: 000000c0000d4c80 [ 55.572507][ T3603] </TASK> [ 55.575577][ T3603] Kernel panic - not syncing: panic_on_warn set ... [ 55.582161][ T3603] CPU: 1 PID: 3603 Comm: syz-fuzzer Not tainted 5.16.0-rc4-syzkaller #0 [ 55.590487][ T3603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.600536][ T3603] Call Trace: [ 55.603814][ T3603] <TASK> [ 55.606738][ T3603] dump_stack_lvl+0xcd/0x134 [ 55.611329][ T3603] panic+0x2b0/0x6dd [ 55.615221][ T3603] ? __warn_printk+0xf3/0xf3 [ 55.619822][ T3603] ? __warn.cold+0x1a/0x44 [ 55.624252][ T3603] ? refcount_warn_saturate+0xbf/0x1e0 [ 55.629716][ T3603] __warn.cold+0x35/0x44 [ 55.633956][ T3603] ? wake_up_klogd.part.0+0x8e/0xd0 [ 55.639153][ T3603] ? refcount_warn_saturate+0xbf/0x1e0 [ 55.644624][ T3603] report_bug+0x1bd/0x210 [ 55.648959][ T3603] handle_bug+0x3c/0x60 [ 55.653117][ T3603] exc_invalid_op+0x14/0x40 [ 55.657623][ T3603] asm_exc_invalid_op+0x12/0x20 [ 55.662470][ T3603] RIP: 0010:refcount_warn_saturate+0xbf/0x1e0 [ 55.668539][ T3603] Code: 1d d1 9f a1 09 31 ff 89 de e8 cd 42 9c fd 84 db 75 e0 e8 e4 3e 9c fd 48 c7 c7 60 fa 04 8a c6 05 b1 9f a1 09 01 e8 ac 44 27 05 <0f> 0b eb c4 e8 c8 3e 9c fd 0f b6 1d a0 9f a1 09 31 ff 89 de e8 98 [ 55.688139][ T3603] RSP: 0018:ffffc90001b7fab0 EFLAGS: 00010286 [ 55.694200][ T3603] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 55.702168][ T3603] RDX: ffff88801b29d700 RSI: ffffffff815f1db8 RDI: fffff5200036ff48 [ 55.710133][ T3603] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000 [ 55.718096][ T3603] R10: ffffffff815ebb5e R11: 0000000000000000 R12: 1ffff9200036ff5b [ 55.726067][ T3603] R13: 00000000ffffffef R14: ffffffff8d2fcb14 R15: ffffc90001b7fd10 [ 55.734051][ T3603] ? wake_up_klogd.part.0+0x8e/0xd0 [ 55.739266][ T3603] ? vprintk+0x88/0x90 [ 55.743349][ T3603] ref_tracker_free+0x4fe/0x610 [ 55.748206][ T3603] ? ref_tracker_dir_exit+0x330/0x330 [ 55.753575][ T3603] ? bpf_sk_storage_free+0x333/0x3e0 [ 55.758865][ T3603] ? lock_downgrade+0x6e0/0x6e0 [ 55.763714][ T3603] ? kfree+0x1e1/0x560 [ 55.767798][ T3603] __sk_destruct+0x4a6/0x920 [ 55.772389][ T3603] sk_destruct+0xbd/0xe0 [ 55.776635][ T3603] __sk_free+0xef/0x3d0 [ 55.780792][ T3603] sk_free+0x78/0xa0 [ 55.784689][ T3603] __mptcp_close_ssk+0x435/0x590 [ 55.789628][ T3603] __mptcp_destroy_sock+0x35f/0x830 [ 55.794827][ T3603] ? __mptcp_close_ssk+0x590/0x590 [ 55.799942][ T3603] ? __local_bh_enable_ip+0xa0/0x120 [ 55.805234][ T3603] mptcp_close+0x5f8/0x7f0 [ 55.809685][ T3603] inet_release+0x12e/0x280 [ 55.814225][ T3603] inet6_release+0x4c/0x70 [ 55.818653][ T3603] __sock_release+0xcd/0x280 [ 55.823251][ T3603] sock_close+0x18/0x20 [ 55.827416][ T3603] __fput+0x286/0x9f0 [ 55.831437][ T3603] ? __sock_release+0x280/0x280 [ 55.836305][ T3603] task_work_run+0xdd/0x1a0 [ 55.840817][ T3603] exit_to_user_mode_prepare+0x27e/0x290 [ 55.846454][ T3603] syscall_exit_to_user_mode+0x19/0x60 [ 55.852370][ T3603] do_syscall_64+0x42/0xb0 [ 55.856790][ T3603] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 55.862682][ T3603] RIP: 0033:0x4b12db [ 55.866571][ T3603] Code: fb ff eb bd e8 46 96 fb ff e9 61 ff ff ff cc e8 fb 61 fb ff 48 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30 [ 55.886173][ T3603] RSP: 002b:000000c00027f4f0 EFLAGS: 00000206 ORIG_RAX: 0000000000000003 [ 55.894579][ T3603] RAX: 0000000000000000 RBX: 000000c00001e000 RCX: 00000000004b12db [ 55.902544][ T3603] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006 [ 55.910514][ T3603] RBP: 000000c00027f530 R08: 0000000000f0ae01 R09: 00007ffeaa744080 [ 55.918476][ T3603] R10: 00007ffeaa744090 R11: 0000000000000206 R12: 000000000000000e [ 55.926439][ T3603] R13: 0000000000000000 R14: ffffffffffffffff R15: 000000c0000d4c80 [ 55.934437][ T3603] </TASK> [ 55.937826][ T3603] Kernel Offset: disabled [ 55.942239][ T3603] Rebooting in 86400 seconds..