Warning: Permanently added '10.128.0.29' (ECDSA) to the list of known hosts.
2021/12/18 23:27:44 fuzzer started
2021/12/18 23:27:45 connecting to host at 10.128.0.169:43879
2021/12/18 23:27:45 checking machine...
2021/12/18 23:27:45 checking revisions...
2021/12/18 23:27:45 testing simple program...
[   48.919588][ T3614] cgroup: Unknown subsys name 'net'
[   49.019736][ T3614] cgroup: Unknown subsys name 'rlimit'
[   50.322408][ T3617] chnl_net:caif_netlink_parms(): no params data found
[   50.372841][ T3617] bridge0: port 1(bridge_slave_0) entered blocking state
[   50.380514][ T3617] bridge0: port 1(bridge_slave_0) entered disabled state
[   50.389050][ T3617] device bridge_slave_0 entered promiscuous mode
[   50.398616][ T3617] bridge0: port 2(bridge_slave_1) entered blocking state
[   50.406111][ T3617] bridge0: port 2(bridge_slave_1) entered disabled state
[   50.413911][ T3617] device bridge_slave_1 entered promiscuous mode
[   50.435051][ T3617] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[   50.446528][ T3617] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[   50.470406][ T3617] team0: Port device team_slave_0 added
[   50.478550][ T3617] team0: Port device team_slave_1 added
[   50.497034][ T3617] batman_adv: batadv0: Adding interface: batadv_slave_0
[   50.504215][ T3617] 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.
[   50.530436][ T3617] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[   50.544612][ T3617] batman_adv: batadv0: Adding interface: batadv_slave_1
[   50.551569][ T3617] 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.
[   50.577799][ T3617] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[   50.605063][ T3617] device hsr_slave_0 entered promiscuous mode
[   50.612411][ T3617] device hsr_slave_1 entered promiscuous mode
[   50.694979][ T3617] netdevsim netdevsim0 netdevsim0: renamed from eth0
[   50.707119][ T3617] netdevsim netdevsim0 netdevsim1: renamed from eth1
[   50.717163][ T3617] netdevsim netdevsim0 netdevsim2: renamed from eth2
[   50.726727][ T3617] netdevsim netdevsim0 netdevsim3: renamed from eth3
[   50.747614][ T3617] bridge0: port 2(bridge_slave_1) entered blocking state
[   50.754863][ T3617] bridge0: port 2(bridge_slave_1) entered forwarding state
[   50.762966][ T3617] bridge0: port 1(bridge_slave_0) entered blocking state
[   50.770058][ T3617] bridge0: port 1(bridge_slave_0) entered forwarding state
[   50.815445][ T3617] 8021q: adding VLAN 0 to HW filter on device bond0
[   50.829597][ T1145] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   50.840174][ T1145] bridge0: port 1(bridge_slave_0) entered disabled state
[   50.848912][ T1145] bridge0: port 2(bridge_slave_1) entered disabled state
[   50.857555][ T1145] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[   50.870772][ T3617] 8021q: adding VLAN 0 to HW filter on device team0
[   50.884289][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   50.892849][ T1732] bridge0: port 1(bridge_slave_0) entered blocking state
[   50.899897][ T1732] bridge0: port 1(bridge_slave_0) entered forwarding state
[   50.912192][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   50.920999][ T1732] bridge0: port 2(bridge_slave_1) entered blocking state
[   50.928128][ T1732] bridge0: port 2(bridge_slave_1) entered forwarding state
[   50.954814][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[   50.963748][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[   50.972768][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[   50.981229][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[   50.990272][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[   51.002515][ T3617] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[   51.020174][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[   51.028174][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[   51.040641][ T3617] 8021q: adding VLAN 0 to HW filter on device batadv0
[   51.060821][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[   51.082707][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[   51.091124][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[   51.099740][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[   51.107949][ T3617] device veth0_vlan entered promiscuous mode
[   51.120615][ T3617] device veth1_vlan entered promiscuous mode
[   51.139886][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[   51.148251][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[   51.156815][ T1732] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[   51.168469][ T3617] device veth0_macvtap entered promiscuous mode
[   51.179264][ T3617] device veth1_macvtap entered promiscuous mode
[   51.196820][ T3617] batman_adv: batadv0: Interface activated: batadv_slave_0
[   51.205581][    T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[   51.215321][    T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[   51.227472][ T3617] batman_adv: batadv0: Interface activated: batadv_slave_1
[   51.235542][ T3627] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[   51.249736][ T3617] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[   51.259790][ T3617] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[   51.268847][ T3617] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[   51.278104][ T3617] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[   51.356631][ T1288] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[   51.373581][ T1288] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[   51.384531][   T10] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[   51.393848][   T10] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[   51.395513][ T1145] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[   51.415253][ T1145] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
2021/12/18 23:27:47 building call list...
executing program
[   51.755595][ T1288] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[   53.670544][ T3631] can: request_module (can-proto-0) failed.
[   53.693966][ T3631] can: request_module (can-proto-0) failed.
[   53.715466][ T3631] can: request_module (can-proto-0) failed.
[   53.912534][ T3631] ------------[ cut here ]------------
[   53.918317][ T3631] refcount_t: decrement hit 0; leaking memory.
[   53.925359][ T3631] WARNING: CPU: 1 PID: 3631 at lib/refcount.c:31 refcount_warn_saturate+0xbf/0x1e0
[   53.935096][ T3631] Modules linked in:
[   53.939000][ T3631] CPU: 0 PID: 3631 Comm: syz-fuzzer Not tainted 5.16.0-rc4-syzkaller #0
[   53.948065][ T3631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   53.958726][ T3631] RIP: 0010:refcount_warn_saturate+0xbf/0x1e0
[   53.964942][ T3631] Code: 1d f0 8f a1 09 31 ff 89 de e8 1d 3c 9c fd 84 db 75 e0 e8 34 38 9c fd 48 c7 c7 a0 fa 04 8a c6 05 d0 8f a1 09 01 e8 8c 4d 27 05 <0f> 0b eb c4 e8 18 38 9c fd 0f b6 1d bf 8f a1 09 31 ff 89 de e8 e8
[   53.985775][ T3631] RSP: 0018:ffffc9000289fab0 EFLAGS: 00010286
[   53.992037][ T3631] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[   54.000163][ T3631] RDX: ffff88807e2b5700 RSI: ffffffff815f1e28 RDI: fffff52000513f48
[   54.008609][ T3631] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
[   54.016895][ T3631] R10: ffffffff815ebbce R11: 0000000000000000 R12: 1ffff92000513f5b
[   54.024967][ T3631] R13: 00000000ffffffef R14: ffffffff8d2fc214 R15: ffffc9000289fd10
[   54.033004][ T3631] FS:  000000c00002fc90(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
[   54.042484][ T3631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.049276][ T3631] CR2: 00007f615b411300 CR3: 0000000079020000 CR4: 00000000003506e0
[   54.057433][ T3631] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   54.065535][ T3631] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   54.073906][ T3631] Call Trace:
[   54.077298][ T3631]  <TASK>
[   54.080216][ T3631]  ref_tracker_free+0x4fe/0x610
[   54.085354][ T3631]  ? ref_tracker_dir_exit+0x330/0x330
[   54.090757][ T3631]  ? bpf_sk_storage_free+0x333/0x3e0
[   54.096295][ T3631]  ? lock_downgrade+0x6e0/0x6e0
[   54.101261][ T3631]  ? kfree+0x1e1/0x560
[   54.105694][ T3631]  __sk_destruct+0x4a6/0x920
[   54.110324][ T3631]  sk_destruct+0xbd/0xe0
[   54.114674][ T3631]  __sk_free+0xef/0x3d0
[   54.118852][ T3631]  sk_free+0x78/0xa0
[   54.122948][ T3631]  __mptcp_close_ssk+0x435/0x590
[   54.127942][ T3631]  __mptcp_destroy_sock+0x35f/0x830
[   54.133325][ T3631]  ? __mptcp_close_ssk+0x590/0x590
[   54.138540][ T3631]  ? __local_bh_enable_ip+0xa0/0x120
[   54.144126][ T3631]  mptcp_close+0x5f8/0x7f0
[   54.148733][ T3631]  inet_release+0x12e/0x280
[   54.154785][ T3631]  inet6_release+0x4c/0x70
[   54.159230][ T3631]  __sock_release+0xcd/0x280
[   54.164341][ T3631]  sock_close+0x18/0x20
[   54.168512][ T3631]  __fput+0x286/0x9f0
[   54.172656][ T3631]  ? __sock_release+0x280/0x280
[   54.177704][ T3631]  task_work_run+0xdd/0x1a0
[   54.182296][ T3631]  exit_to_user_mode_prepare+0x27e/0x290
[   54.188052][ T3631]  syscall_exit_to_user_mode+0x19/0x60
[   54.193886][ T3631]  do_syscall_64+0x42/0xb0
[   54.198446][ T3631]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[   54.204663][ T3631] RIP: 0033:0x4b12db
[   54.209062][ T3631] 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
[   54.229526][ T3631] RSP: 002b:000000c0001154f0 EFLAGS: 00000206 ORIG_RAX: 0000000000000003
[   54.238177][ T3631] RAX: 0000000000000000 RBX: 000000c00001c000 RCX: 00000000004b12db
[   54.246529][ T3631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
[   54.248444][ T1288] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[   54.254796][ T3631] RBP: 000000c000115530 R08: 0000000000f0ae01 R09: 00007fff14335080
[   54.273205][ T3631] R10: 00007fff14335090 R11: 0000000000000206 R12: 0000000000000007
[   54.283359][ T3631] R13: 0000000000000000 R14: ffffffffffffffff R15: 000000c000012320
[   54.291418][ T3631]  </TASK>
[   54.293176][ T3617] syz-executor.0 (3617) used greatest stack depth: 22392 bytes left
[   54.295799][ T3631] Kernel panic - not syncing: panic_on_warn set ...
[   54.309480][ T3631] CPU: 1 PID: 3631 Comm: syz-fuzzer Not tainted 5.16.0-rc4-syzkaller #0
[   54.318078][ T3631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   54.328163][ T3631] Call Trace:
[   54.331446][ T3631]  <TASK>
[   54.334375][ T3631]  dump_stack_lvl+0xcd/0x134
[   54.338973][ T3631]  panic+0x2b0/0x6dd
[   54.342875][ T3631]  ? __warn_printk+0xf3/0xf3
[   54.347818][ T3631]  ? __warn.cold+0x1a/0x44
[   54.352257][ T3631]  ? refcount_warn_saturate+0xbf/0x1e0
[   54.358160][ T3631]  __warn.cold+0x35/0x44
[   54.362406][ T3631]  ? wake_up_klogd.part.0+0x8e/0xd0
[   54.367608][ T3631]  ? refcount_warn_saturate+0xbf/0x1e0
[   54.373157][ T3631]  report_bug+0x1bd/0x210
[   54.377514][ T3631]  handle_bug+0x3c/0x60
[   54.381769][ T3631]  exc_invalid_op+0x14/0x40
[   54.386389][ T3631]  asm_exc_invalid_op+0x12/0x20
[   54.391244][ T3631] RIP: 0010:refcount_warn_saturate+0xbf/0x1e0
[   54.397318][ T3631] Code: 1d f0 8f a1 09 31 ff 89 de e8 1d 3c 9c fd 84 db 75 e0 e8 34 38 9c fd 48 c7 c7 a0 fa 04 8a c6 05 d0 8f a1 09 01 e8 8c 4d 27 05 <0f> 0b eb c4 e8 18 38 9c fd 0f b6 1d bf 8f a1 09 31 ff 89 de e8 e8
[   54.416948][ T3631] RSP: 0018:ffffc9000289fab0 EFLAGS: 00010286
[   54.423188][ T3631] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[   54.431154][ T3631] RDX: ffff88807e2b5700 RSI: ffffffff815f1e28 RDI: fffff52000513f48
[   54.439118][ T3631] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
[   54.447085][ T3631] R10: ffffffff815ebbce R11: 0000000000000000 R12: 1ffff92000513f5b
[   54.455073][ T3631] R13: 00000000ffffffef R14: ffffffff8d2fc214 R15: ffffc9000289fd10
[   54.463137][ T3631]  ? wake_up_klogd.part.0+0x8e/0xd0
[   54.468349][ T3631]  ? vprintk+0x88/0x90
[   54.472430][ T3631]  ref_tracker_free+0x4fe/0x610
[   54.477313][ T3631]  ? ref_tracker_dir_exit+0x330/0x330
[   54.482881][ T3631]  ? bpf_sk_storage_free+0x333/0x3e0
[   54.488515][ T3631]  ? lock_downgrade+0x6e0/0x6e0
[   54.493449][ T3631]  ? kfree+0x1e1/0x560
[   54.497532][ T3631]  __sk_destruct+0x4a6/0x920
[   54.502127][ T3631]  sk_destruct+0xbd/0xe0
[   54.506456][ T3631]  __sk_free+0xef/0x3d0
[   54.510614][ T3631]  sk_free+0x78/0xa0
[   54.514506][ T3631]  __mptcp_close_ssk+0x435/0x590
[   54.519529][ T3631]  __mptcp_destroy_sock+0x35f/0x830
[   54.524824][ T3631]  ? __mptcp_close_ssk+0x590/0x590
[   54.530175][ T3631]  ? __local_bh_enable_ip+0xa0/0x120
[   54.535475][ T3631]  mptcp_close+0x5f8/0x7f0
[   54.539893][ T3631]  inet_release+0x12e/0x280
[   54.544400][ T3631]  inet6_release+0x4c/0x70
[   54.548814][ T3631]  __sock_release+0xcd/0x280
[   54.553407][ T3631]  sock_close+0x18/0x20
[   54.557651][ T3631]  __fput+0x286/0x9f0
[   54.561702][ T3631]  ? __sock_release+0x280/0x280
[   54.566568][ T3631]  task_work_run+0xdd/0x1a0
[   54.571081][ T3631]  exit_to_user_mode_prepare+0x27e/0x290
[   54.576712][ T3631]  syscall_exit_to_user_mode+0x19/0x60
[   54.582166][ T3631]  do_syscall_64+0x42/0xb0
[   54.586585][ T3631]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[   54.592481][ T3631] RIP: 0033:0x4b12db
[   54.596543][ T3631] 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
[   54.616232][ T3631] RSP: 002b:000000c0001154f0 EFLAGS: 00000206 ORIG_RAX: 0000000000000003
[   54.625087][ T3631] RAX: 0000000000000000 RBX: 000000c00001c000 RCX: 00000000004b12db
[   54.633149][ T3631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
[   54.641112][ T3631] RBP: 000000c000115530 R08: 0000000000f0ae01 R09: 00007fff14335080
[   54.649083][ T3631] R10: 00007fff14335090 R11: 0000000000000206 R12: 0000000000000007
[   54.657158][ T3631] R13: 0000000000000000 R14: ffffffffffffffff R15: 000000c000012320
[   54.665189][ T3631]  </TASK>
[   54.668595][ T3631] Kernel Offset: disabled
[   54.673014][ T3631] Rebooting in 86400 seconds..