Warning: Permanently added '10.128.15.200' (ECDSA) to the list of known hosts.
2021/12/16 23:22:45 fuzzer started
2021/12/16 23:22:45 connecting to host at 10.128.0.169:43797
2021/12/16 23:22:45 checking machine...
2021/12/16 23:22:45 checking revisions...
2021/12/16 23:22:45 testing simple program...
syzkaller login: [ 52.963008][ T3604] cgroup: Unknown subsys name 'net'
[ 53.101264][ T3604] cgroup: Unknown subsys name 'rlimit'
[ 54.395092][ T3606] chnl_net:caif_netlink_parms(): no params data found
[ 54.438170][ T3606] bridge0: port 1(bridge_slave_0) entered blocking state
[ 54.446483][ T3606] bridge0: port 1(bridge_slave_0) entered disabled state
[ 54.454556][ T3606] device bridge_slave_0 entered promiscuous mode
[ 54.463936][ T3606] bridge0: port 2(bridge_slave_1) entered blocking state
[ 54.471138][ T3606] bridge0: port 2(bridge_slave_1) entered disabled state
[ 54.478851][ T3606] device bridge_slave_1 entered promiscuous mode
[ 54.498847][ T3606] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 54.510739][ T3606] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 54.534927][ T3606] team0: Port device team_slave_0 added
[ 54.543031][ T3606] team0: Port device team_slave_1 added
[ 54.559903][ T3606] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 54.567716][ T3606] 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.
[ 54.594757][ T3606] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 54.607500][ T3606] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 54.614882][ T3606] 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.
[ 54.641477][ T3606] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 54.666955][ T3606] device hsr_slave_0 entered promiscuous mode
[ 54.674426][ T3606] device hsr_slave_1 entered promiscuous mode
[ 54.752914][ T3606] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 54.764123][ T3606] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 54.772966][ T3606] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 54.782298][ T3606] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 54.803169][ T3606] bridge0: port 2(bridge_slave_1) entered blocking state
[ 54.810506][ T3606] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 54.818288][ T3606] bridge0: port 1(bridge_slave_0) entered blocking state
[ 54.825381][ T3606] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 54.874209][ T3606] 8021q: adding VLAN 0 to HW filter on device bond0
[ 54.886844][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 54.897968][ T136] bridge0: port 1(bridge_slave_0) entered disabled state
[ 54.907039][ T136] bridge0: port 2(bridge_slave_1) entered disabled state
[ 54.915048][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 54.927838][ T3606] 8021q: adding VLAN 0 to HW filter on device team0
[ 54.939604][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 54.948437][ T3616] bridge0: port 1(bridge_slave_0) entered blocking state
[ 54.955694][ T3616] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 54.973147][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 54.982488][ T136] bridge0: port 2(bridge_slave_1) entered blocking state
[ 54.989735][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 55.002473][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 55.011428][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 55.023870][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 55.040049][ T3606] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[ 55.050625][ T3606] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 55.064185][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 55.073798][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 55.083116][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 55.098836][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 55.107195][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 55.119954][ T3606] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 55.138452][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 55.159030][ T3606] device veth0_vlan entered promiscuous mode
[ 55.167189][ T3617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 55.175784][ T3617] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 55.184906][ T3617] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 55.197651][ T3606] device veth1_vlan entered promiscuous mode
[ 55.216359][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 55.225609][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 55.234872][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 55.247248][ T3606] device veth0_macvtap entered promiscuous mode
[ 55.256622][ T3606] device veth1_macvtap entered promiscuous mode
[ 55.274114][ T3606] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 55.281674][ T3617] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 55.290728][ T3617] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 55.303219][ T3606] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 55.312053][ T3617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 55.323869][ T3606] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 55.333249][ T3606] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 55.342542][ T3606] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 55.351683][ T3606] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 55.420901][ T1073] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 55.443367][ T1073] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 55.460274][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 55.472809][ T8] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 55.480749][ T8] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 55.490342][ T3617] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
2021/12/16 23:22:48 building call list...
[ 55.778491][ T1073] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
executing program
[ 57.705168][ T3598] can: request_module (can-proto-0) failed.
[ 57.727720][ T3598] can: request_module (can-proto-0) failed.
[ 57.750157][ T3598] can: request_module (can-proto-0) failed.
[ 57.948092][ T3598] ------------[ cut here ]------------
[ 57.954597][ T3598] refcount_t: decrement hit 0; leaking memory.
[ 57.961190][ T3598] WARNING: CPU: 0 PID: 3598 at lib/refcount.c:31 refcount_warn_saturate+0xbf/0x1e0
[ 57.970582][ T3598] Modules linked in:
[ 57.975208][ T3598] CPU: 1 PID: 3598 Comm: syz-fuzzer Not tainted 5.16.0-rc4-syzkaller #0
[ 57.983777][ T3598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 57.994293][ T3598] RIP: 0010:refcount_warn_saturate+0xbf/0x1e0
[ 58.000872][ T3598] Code: 1d b1 99 a1 09 31 ff 89 de e8 5d 3a 9c fd 84 db 75 e0 e8 74 36 9c fd 48 c7 c7 60 00 05 8a c6 05 91 99 a1 09 01 e8 cc 4b 27 05 <0f> 0b eb c4 e8 58 36 9c fd 0f b6 1d 80 99 a1 09 31 ff 89 de e8 28
[ 58.020712][ T3598] RSP: 0018:ffffc90001d1fab0 EFLAGS: 00010286
[ 58.026962][ T3598] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 58.035068][ T3598] RDX: ffff88801f519d00 RSI: ffffffff815f1e28 RDI: fffff520003a3f48
[ 58.043276][ T3598] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
[ 58.051395][ T3598] R10: ffffffff815ebbce R11: 0000000000000000 R12: 1ffff920003a3f5b
[ 58.059506][ T3598] R13: 00000000ffffffef R14: ffffffff8d2fcd94 R15: ffffc90001d1fd10
[ 58.067906][ T3598] FS: 000000c000030890(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
[ 58.077045][ T3598] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 58.083717][ T3598] CR2: 0000000001058048 CR3: 000000007d96f000 CR4: 00000000003506f0
[ 58.091879][ T3598] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 58.100280][ T3598] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 58.108327][ T3598] Call Trace:
[ 58.111667][ T3598]
[ 58.114601][ T3598] ref_tracker_free+0x4fe/0x610
[ 58.119487][ T3598] ? ref_tracker_dir_exit+0x330/0x330
[ 58.124906][ T3598] ? bpf_sk_storage_free+0x333/0x3e0
[ 58.130644][ T3598] ? lock_downgrade+0x6e0/0x6e0
[ 58.135737][ T3598] ? kfree+0x1e1/0x560
[ 58.139825][ T3598] __sk_destruct+0x4a6/0x920
[ 58.144656][ T3598] sk_destruct+0xbd/0xe0
[ 58.149125][ T3598] __sk_free+0xef/0x3d0
[ 58.153377][ T3598] sk_free+0x78/0xa0
[ 58.157285][ T3598] __mptcp_close_ssk+0x435/0x590
[ 58.162322][ T3598] __mptcp_destroy_sock+0x35f/0x830
[ 58.167537][ T3598] ? __mptcp_close_ssk+0x590/0x590
[ 58.172792][ T3598] ? __local_bh_enable_ip+0xa0/0x120
[ 58.178095][ T3598] mptcp_close+0x5f8/0x7f0
[ 58.182600][ T3598] inet_release+0x12e/0x280
[ 58.187125][ T3598] inet6_release+0x4c/0x70
[ 58.191631][ T3598] __sock_release+0xcd/0x280
[ 58.196512][ T3598] sock_close+0x18/0x20
[ 58.200710][ T3598] __fput+0x286/0x9f0
[ 58.206610][ T3598] ? __sock_release+0x280/0x280
[ 58.213825][ T3598] task_work_run+0xdd/0x1a0
[ 58.221298][ T3598] exit_to_user_mode_prepare+0x27e/0x290
[ 58.229737][ T3598] syscall_exit_to_user_mode+0x19/0x60
[ 58.235477][ T3598] do_syscall_64+0x42/0xb0
[ 58.239925][ T3598] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 58.245936][ T3598] RIP: 0033:0x4b12db
[ 58.249842][ T3598] 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
[ 58.270009][ T3598] RSP: 002b:000000c00033f4f0 EFLAGS: 00000206 ORIG_RAX: 0000000000000003
[ 58.279009][ T3598] RAX: 0000000000000000 RBX: 000000c000020800 RCX: 00000000004b12db
[ 58.287199][ T3598] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
[ 58.295577][ T3598] RBP: 000000c00033f530 R08: 0000000000f0ae01 R09: 0000000000000000
[ 58.303887][ T3598] R10: ffffffffffffffff R11: 0000000000000206 R12: 000000000000000b
[ 58.312250][ T3598] R13: 0000000000000000 R14: ffffffffffffffff R15: 000000c0000a75e0
[ 58.320238][ T3598]
[ 58.323452][ T3598] Kernel panic - not syncing: panic_on_warn set ...
[ 58.330452][ T3598] CPU: 0 PID: 3598 Comm: syz-fuzzer Not tainted 5.16.0-rc4-syzkaller #0
[ 58.338786][ T3598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 58.349461][ T3598] Call Trace:
[ 58.352745][ T3598]
[ 58.355775][ T3598] dump_stack_lvl+0xcd/0x134
[ 58.360384][ T3598] panic+0x2b0/0x6dd
[ 58.364379][ T3598] ? __warn_printk+0xf3/0xf3
[ 58.368978][ T3598] ? __warn.cold+0x1a/0x44
[ 58.373426][ T3598] ? refcount_warn_saturate+0xbf/0x1e0
[ 58.378980][ T3598] __warn.cold+0x35/0x44
[ 58.383224][ T3598] ? wake_up_klogd.part.0+0x8e/0xd0
[ 58.388440][ T3598] ? refcount_warn_saturate+0xbf/0x1e0
[ 58.393901][ T3598] report_bug+0x1bd/0x210
[ 58.398410][ T3598] handle_bug+0x3c/0x60
[ 58.402568][ T3598] exc_invalid_op+0x14/0x40
[ 58.407075][ T3598] asm_exc_invalid_op+0x12/0x20
[ 58.412022][ T3598] RIP: 0010:refcount_warn_saturate+0xbf/0x1e0
[ 58.418094][ T3598] Code: 1d b1 99 a1 09 31 ff 89 de e8 5d 3a 9c fd 84 db 75 e0 e8 74 36 9c fd 48 c7 c7 60 00 05 8a c6 05 91 99 a1 09 01 e8 cc 4b 27 05 <0f> 0b eb c4 e8 58 36 9c fd 0f b6 1d 80 99 a1 09 31 ff 89 de e8 28
[ 58.437700][ T3598] RSP: 0018:ffffc90001d1fab0 EFLAGS: 00010286
[ 58.443764][ T3598] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 58.451728][ T3598] RDX: ffff88801f519d00 RSI: ffffffff815f1e28 RDI: fffff520003a3f48
[ 58.459866][ T3598] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
[ 58.467832][ T3598] R10: ffffffff815ebbce R11: 0000000000000000 R12: 1ffff920003a3f5b
[ 58.475799][ T3598] R13: 00000000ffffffef R14: ffffffff8d2fcd94 R15: ffffc90001d1fd10
[ 58.483775][ T3598] ? wake_up_klogd.part.0+0x8e/0xd0
[ 58.489620][ T3598] ? vprintk+0x88/0x90
[ 58.493695][ T3598] ref_tracker_free+0x4fe/0x610
[ 58.498545][ T3598] ? ref_tracker_dir_exit+0x330/0x330
[ 58.503914][ T3598] ? bpf_sk_storage_free+0x333/0x3e0
[ 58.509208][ T3598] ? lock_downgrade+0x6e0/0x6e0
[ 58.514155][ T3598] ? kfree+0x1e1/0x560
[ 58.518248][ T3598] __sk_destruct+0x4a6/0x920
[ 58.522843][ T3598] sk_destruct+0xbd/0xe0
[ 58.527095][ T3598] __sk_free+0xef/0x3d0
[ 58.531268][ T3598] sk_free+0x78/0xa0
[ 58.535264][ T3598] __mptcp_close_ssk+0x435/0x590
[ 58.540302][ T3598] __mptcp_destroy_sock+0x35f/0x830
[ 58.545505][ T3598] ? __mptcp_close_ssk+0x590/0x590
[ 58.550618][ T3598] ? __local_bh_enable_ip+0xa0/0x120
[ 58.556017][ T3598] mptcp_close+0x5f8/0x7f0
[ 58.560781][ T3598] inet_release+0x12e/0x280
[ 58.565285][ T3598] inet6_release+0x4c/0x70
[ 58.569805][ T3598] __sock_release+0xcd/0x280
[ 58.574919][ T3598] sock_close+0x18/0x20
[ 58.579077][ T3598] __fput+0x286/0x9f0
[ 58.583056][ T3598] ? __sock_release+0x280/0x280
[ 58.587911][ T3598] task_work_run+0xdd/0x1a0
[ 58.592425][ T3598] exit_to_user_mode_prepare+0x27e/0x290
[ 58.598062][ T3598] syscall_exit_to_user_mode+0x19/0x60
[ 58.603523][ T3598] do_syscall_64+0x42/0xb0
[ 58.608029][ T3598] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 58.614010][ T3598] RIP: 0033:0x4b12db
[ 58.617901][ T3598] 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
[ 58.637602][ T3598] RSP: 002b:000000c00033f4f0 EFLAGS: 00000206 ORIG_RAX: 0000000000000003
[ 58.646013][ T3598] RAX: 0000000000000000 RBX: 000000c000020800 RCX: 00000000004b12db
[ 58.654066][ T3598] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
[ 58.662117][ T3598] RBP: 000000c00033f530 R08: 0000000000f0ae01 R09: 0000000000000000
[ 58.670088][ T3598] R10: ffffffffffffffff R11: 0000000000000206 R12: 000000000000000b
[ 58.678154][ T3598] R13: 0000000000000000 R14: ffffffffffffffff R15: 000000c0000a75e0
[ 58.686149][ T3598]
[ 58.689623][ T3598] Kernel Offset: disabled
[ 58.694167][ T3598] Rebooting in 86400 seconds..