Warning: Permanently added '10.128.1.2' (ECDSA) to the list of known hosts.
2021/12/28 17:07:19 fuzzer started
2021/12/28 17:07:19 connecting to host at 10.128.0.169:43737
2021/12/28 17:07:19 checking machine...
2021/12/28 17:07:19 checking revisions...
2021/12/28 17:07:19 testing simple program...
syzkaller login: [   51.129613][ T3603] cgroup: Unknown subsys name 'net'
[   51.263416][ T3603] cgroup: Unknown subsys name 'rlimit'
[   52.605652][ T3606] chnl_net:caif_netlink_parms(): no params data found
[   52.652425][ T3606] bridge0: port 1(bridge_slave_0) entered blocking state
[   52.660100][ T3606] bridge0: port 1(bridge_slave_0) entered disabled state
[   52.668847][ T3606] device bridge_slave_0 entered promiscuous mode
[   52.678654][ T3606] bridge0: port 2(bridge_slave_1) entered blocking state
[   52.685796][ T3606] bridge0: port 2(bridge_slave_1) entered disabled state
[   52.694185][ T3606] device bridge_slave_1 entered promiscuous mode
[   52.717287][ T3606] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[   52.728868][ T3606] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[   52.751969][ T3606] team0: Port device team_slave_0 added
[   52.759638][ T3606] team0: Port device team_slave_1 added
[   52.777884][ T3606] batman_adv: batadv0: Adding interface: batadv_slave_0
[   52.785006][ 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.
[   52.811299][ T3606] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[   52.824117][ T3606] batman_adv: batadv0: Adding interface: batadv_slave_1
[   52.831241][ 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.
[   52.858365][ T3606] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[   52.884593][ T3606] device hsr_slave_0 entered promiscuous mode
[   52.891948][ T3606] device hsr_slave_1 entered promiscuous mode
[   52.987835][ T3606] netdevsim netdevsim0 netdevsim0: renamed from eth0
[   52.999131][ T3606] netdevsim netdevsim0 netdevsim1: renamed from eth1
[   53.009113][ T3606] netdevsim netdevsim0 netdevsim2: renamed from eth2
[   53.018758][ T3606] netdevsim netdevsim0 netdevsim3: renamed from eth3
[   53.041190][ T3606] bridge0: port 2(bridge_slave_1) entered blocking state
[   53.049452][ T3606] bridge0: port 2(bridge_slave_1) entered forwarding state
[   53.058010][ T3606] bridge0: port 1(bridge_slave_0) entered blocking state
[   53.065099][ T3606] bridge0: port 1(bridge_slave_0) entered forwarding state
[   53.115610][ T3606] 8021q: adding VLAN 0 to HW filter on device bond0
[   53.132056][ T1135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[   53.142003][ T1135] bridge0: port 1(bridge_slave_0) entered disabled state
[   53.151367][ T1135] bridge0: port 2(bridge_slave_1) entered disabled state
[   53.159696][ T1135] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[   53.174545][ T3606] 8021q: adding VLAN 0 to HW filter on device team0
[   53.186117][ T1135] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[   53.195277][ T1135] bridge0: port 1(bridge_slave_0) entered blocking state
[   53.202647][ T1135] bridge0: port 1(bridge_slave_0) entered forwarding state
[   53.215539][ T1669] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[   53.224380][ T1669] bridge0: port 2(bridge_slave_1) entered blocking state
[   53.231660][ T1669] bridge0: port 2(bridge_slave_1) entered forwarding state
[   53.252408][ T1135] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[   53.261198][ T1135] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[   53.273341][ T3616] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[   53.289612][ T3606] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[   53.301712][ T3606] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[   53.314513][ T1135] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[   53.323985][ T1135] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[   53.333031][ T1135] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[   53.354410][ T3606] 8021q: adding VLAN 0 to HW filter on device batadv0
[   53.363694][ T1669] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[   53.371774][ T1669] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[   53.389344][ T1135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[   53.409646][ T1135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[   53.418691][ T1135] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[   53.427048][ T1135] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[   53.438564][ T3606] device veth0_vlan entered promiscuous mode
[   53.451000][ T3606] device veth1_vlan entered promiscuous mode
[   53.471157][ T1135] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[   53.479565][ T1135] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[   53.488255][ T1135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[   53.500238][ T3606] device veth0_macvtap entered promiscuous mode
[   53.510860][ T3606] device veth1_macvtap entered promiscuous mode
[   53.527253][ T3606] batman_adv: batadv0: Interface activated: batadv_slave_0
[   53.535111][  T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[   53.546084][  T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[   53.558166][ T3606] batman_adv: batadv0: Interface activated: batadv_slave_1
[   53.568360][  T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[   53.578745][ T3606] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[   53.588675][ T3606] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[   53.597980][ T3606] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[   53.607879][ T3606] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[   53.673643][   T54] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[   53.704439][   T54] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[   53.704848][   T44] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[   53.714903][ T3618] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[   53.721944][   T44] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[   53.737677][ T3618] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
2021/12/28 17:07:22 building call list...
executing program
[   53.986644][   T54] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[   55.948685][ T3600] can: request_module (can-proto-0) failed.
[   55.971907][ T3600] can: request_module (can-proto-0) failed.
[   55.992933][ T3600] can: request_module (can-proto-0) failed.
[   56.200045][ T3600] ------------[ cut here ]------------
[   56.205844][ T3600] refcount_t: decrement hit 0; leaking memory.
[   56.213008][ T3600] WARNING: CPU: 0 PID: 3600 at lib/refcount.c:31 refcount_warn_saturate+0xbf/0x1e0
[   56.222509][ T3600] Modules linked in:
[   56.226729][ T3600] CPU: 0 PID: 3600 Comm: syz-fuzzer Not tainted 5.16.0-rc4-syzkaller #0
[   56.235193][ T3600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   56.245859][ T3600] RIP: 0010:refcount_warn_saturate+0xbf/0x1e0
[   56.252632][ T3600] Code: 1d d1 db a0 09 31 ff 89 de e8 5d 6a 9b fd 84 db 75 e0 e8 74 66 9b fd 48 c7 c7 e0 0a 05 8a c6 05 b1 db a0 09 01 e8 cc 4b 27 05 <0f> 0b eb c4 e8 58 66 9b fd 0f b6 1d a0 db a0 09 31 ff 89 de e8 28
[   56.272583][ T3600] RSP: 0018:ffffc90001acfab0 EFLAGS: 00010286
[   56.278905][ T3600] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[   56.288509][ T3600] RDX: ffff888079d10000 RSI: ffffffff815f1e28 RDI: fffff52000359f48
[   56.296777][ T3600] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
[   56.304789][ T3600] R10: ffffffff815ebbce R11: 0000000000000000 R12: 1ffff92000359f5b
[   56.313390][ T3600] R13: 00000000ffffffef R14: ffffffff8d2fdf54 R15: ffffc90001acfd10
[   56.321770][ T3600] FS:  000000c0000a6490(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
[   56.331080][ T3600] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.337807][ T3600] CR2: 0000000000efecf0 CR3: 0000000074b0e000 CR4: 00000000003506f0
[   56.345821][ T3600] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   56.353880][ T3600] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   56.361923][ T3600] Call Trace:
[   56.365229][ T3600]  <TASK>
[   56.368219][ T3600]  ref_tracker_free+0x4fe/0x610
[   56.373288][ T3600]  ? ref_tracker_dir_exit+0x330/0x330
[   56.378844][ T3600]  ? bpf_sk_storage_free+0x333/0x3e0
[   56.384152][ T3600]  ? lock_downgrade+0x6e0/0x6e0
[   56.389294][ T3600]  ? kfree+0x1e1/0x560
[   56.393504][ T3600]  __sk_destruct+0x4a6/0x920
[   56.398251][ T3600]  sk_destruct+0xbd/0xe0
[   56.402618][ T3600]  __sk_free+0xef/0x3d0
[   56.406945][ T3600]  sk_free+0x78/0xa0
[   56.410866][ T3600]  __mptcp_close_ssk+0x435/0x590
[   56.415957][ T3600]  __mptcp_destroy_sock+0x35f/0x830
[   56.421291][ T3600]  ? __mptcp_close_ssk+0x590/0x590
[   56.426591][ T3600]  ? __local_bh_enable_ip+0xa0/0x120
[   56.431929][ T3600]  mptcp_close+0x5f8/0x7f0
[   56.436743][ T3600]  inet_release+0x12e/0x280
[   56.441377][ T3600]  inet6_release+0x4c/0x70
[   56.446324][ T3600]  __sock_release+0xcd/0x280
[   56.451492][ T3600]  sock_close+0x18/0x20
[   56.455756][ T3600]  __fput+0x286/0x9f0
[   56.459800][ T3600]  ? __sock_release+0x280/0x280
[   56.464696][ T3600]  task_work_run+0xdd/0x1a0
[   56.469329][ T3600]  exit_to_user_mode_prepare+0x27e/0x290
[   56.475012][ T3600]  syscall_exit_to_user_mode+0x19/0x60
[   56.480583][ T3600]  do_syscall_64+0x42/0xb0
[   56.485021][ T3600]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[   56.491077][ T3600] RIP: 0033:0x4b12db
[   56.495360][ T3600] 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
[   56.515325][ T3600] RSP: 002b:000000c0002c54f0 EFLAGS: 00000206 ORIG_RAX: 0000000000000003
[   56.524888][ T3600] RAX: 0000000000000000 RBX: 000000c00001c000 RCX: 00000000004b12db
[   56.533074][ T3600] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
[   56.541111][ T3600] RBP: 000000c0002c5530 R08: 0000000000f0e801 R09: 00007fff0c5f0080
[   56.549568][ T3600] R10: 00007fff0c5f0090 R11: 0000000000000206 R12: 000000000000000c
[   56.558001][ T3600] R13: 0000000000000000 R14: ffffffffffffffff R15: 000000c000310820
[   56.566071][ T3600]  </TASK>
[   56.569295][ T3600] Kernel panic - not syncing: panic_on_warn set ...
[   56.576033][ T3600] CPU: 0 PID: 3600 Comm: syz-fuzzer Not tainted 5.16.0-rc4-syzkaller #0
[   56.584376][ T3600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   56.594971][ T3600] Call Trace:
[   56.598264][ T3600]  <TASK>
[   56.601210][ T3600]  dump_stack_lvl+0xcd/0x134
[   56.605825][ T3600]  panic+0x2b0/0x6dd
[   56.610228][ T3600]  ? __warn_printk+0xf3/0xf3
[   56.615032][ T3600]  ? __warn.cold+0x1a/0x44
[   56.619459][ T3600]  ? refcount_warn_saturate+0xbf/0x1e0
[   56.625769][ T3600]  __warn.cold+0x35/0x44
[   56.630469][ T3600]  ? wake_up_klogd.part.0+0x8e/0xd0
[   56.635763][ T3600]  ? refcount_warn_saturate+0xbf/0x1e0
[   56.641650][ T3600]  report_bug+0x1bd/0x210
[   56.645977][ T3600]  handle_bug+0x3c/0x60
[   56.650295][ T3600]  exc_invalid_op+0x14/0x40
[   56.654864][ T3600]  asm_exc_invalid_op+0x12/0x20
[   56.659731][ T3600] RIP: 0010:refcount_warn_saturate+0xbf/0x1e0
[   56.665808][ T3600] Code: 1d d1 db a0 09 31 ff 89 de e8 5d 6a 9b fd 84 db 75 e0 e8 74 66 9b fd 48 c7 c7 e0 0a 05 8a c6 05 b1 db a0 09 01 e8 cc 4b 27 05 <0f> 0b eb c4 e8 58 66 9b fd 0f b6 1d a0 db a0 09 31 ff 89 de e8 28
[   56.685507][ T3600] RSP: 0018:ffffc90001acfab0 EFLAGS: 00010286
[   56.691567][ T3600] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[   56.699523][ T3600] RDX: ffff888079d10000 RSI: ffffffff815f1e28 RDI: fffff52000359f48
[   56.707481][ T3600] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
[   56.715971][ T3600] R10: ffffffff815ebbce R11: 0000000000000000 R12: 1ffff92000359f5b
[   56.724044][ T3600] R13: 00000000ffffffef R14: ffffffff8d2fdf54 R15: ffffc90001acfd10
[   56.732015][ T3600]  ? wake_up_klogd.part.0+0x8e/0xd0
[   56.737393][ T3600]  ? vprintk+0x88/0x90
[   56.741552][ T3600]  ref_tracker_free+0x4fe/0x610
[   56.746482][ T3600]  ? ref_tracker_dir_exit+0x330/0x330
[   56.751839][ T3600]  ? bpf_sk_storage_free+0x333/0x3e0
[   56.757125][ T3600]  ? lock_downgrade+0x6e0/0x6e0
[   56.761988][ T3600]  ? kfree+0x1e1/0x560
[   56.766057][ T3600]  __sk_destruct+0x4a6/0x920
[   56.770752][ T3600]  sk_destruct+0xbd/0xe0
[   56.774987][ T3600]  __sk_free+0xef/0x3d0
[   56.779148][ T3600]  sk_free+0x78/0xa0
[   56.783036][ T3600]  __mptcp_close_ssk+0x435/0x590
[   56.787988][ T3600]  __mptcp_destroy_sock+0x35f/0x830
[   56.793310][ T3600]  ? __mptcp_close_ssk+0x590/0x590
[   56.798429][ T3600]  ? __local_bh_enable_ip+0xa0/0x120
[   56.803726][ T3600]  mptcp_close+0x5f8/0x7f0
[   56.808465][ T3600]  inet_release+0x12e/0x280
[   56.813517][ T3600]  inet6_release+0x4c/0x70
[   56.817947][ T3600]  __sock_release+0xcd/0x280
[   56.822551][ T3600]  sock_close+0x18/0x20
[   56.826712][ T3600]  __fput+0x286/0x9f0
[   56.830925][ T3600]  ? __sock_release+0x280/0x280
[   56.835856][ T3600]  task_work_run+0xdd/0x1a0
[   56.840441][ T3600]  exit_to_user_mode_prepare+0x27e/0x290
[   56.846067][ T3600]  syscall_exit_to_user_mode+0x19/0x60
[   56.851514][ T3600]  do_syscall_64+0x42/0xb0
[   56.856764][ T3600]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[   56.862667][ T3600] RIP: 0033:0x4b12db
[   56.866553][ T3600] 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
[   56.886473][ T3600] RSP: 002b:000000c0002c54f0 EFLAGS: 00000206 ORIG_RAX: 0000000000000003
[   56.895069][ T3600] RAX: 0000000000000000 RBX: 000000c00001c000 RCX: 00000000004b12db
[   56.903248][ T3600] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
[   56.911317][ T3600] RBP: 000000c0002c5530 R08: 0000000000f0e801 R09: 00007fff0c5f0080
[   56.919469][ T3600] R10: 00007fff0c5f0090 R11: 0000000000000206 R12: 000000000000000c
[   56.927542][ T3600] R13: 0000000000000000 R14: ffffffffffffffff R15: 000000c000310820
[   56.935622][ T3600]  </TASK>
[   56.939141][ T3600] Kernel Offset: disabled
[   56.943732][ T3600] Rebooting in 86400 seconds..