Warning: Permanently added '10.128.1.48' (ECDSA) to the list of known hosts.
2021/12/28 01:02:39 fuzzer started
2021/12/28 01:02:39 connecting to host at 10.128.0.169:41801
2021/12/28 01:02:39 checking machine...
2021/12/28 01:02:39 checking revisions...
2021/12/28 01:02:39 testing simple program...
syzkaller login: [ 47.270314][ T3609] cgroup: Unknown subsys name 'net'
[ 47.388694][ T3609] cgroup: Unknown subsys name 'rlimit'
[ 48.701503][ T3611] chnl_net:caif_netlink_parms(): no params data found
[ 48.746010][ T3611] bridge0: port 1(bridge_slave_0) entered blocking state
[ 48.754839][ T3611] bridge0: port 1(bridge_slave_0) entered disabled state
[ 48.763068][ T3611] device bridge_slave_0 entered promiscuous mode
[ 48.771952][ T3611] bridge0: port 2(bridge_slave_1) entered blocking state
[ 48.779498][ T3611] bridge0: port 2(bridge_slave_1) entered disabled state
[ 48.787905][ T3611] device bridge_slave_1 entered promiscuous mode
[ 48.808471][ T3611] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 48.821454][ T3611] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 48.844532][ T3611] team0: Port device team_slave_0 added
[ 48.852411][ T3611] team0: Port device team_slave_1 added
[ 48.870650][ T3611] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 48.877833][ T3611] 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.
[ 48.904371][ T3611] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 48.917039][ T3611] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 48.924167][ T3611] 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.
[ 48.950633][ T3611] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 48.976788][ T3611] device hsr_slave_0 entered promiscuous mode
[ 48.983989][ T3611] device hsr_slave_1 entered promiscuous mode
[ 49.065663][ T3611] netdevsim netdevsim0 netdevsim0: renamed from eth0
[ 49.076738][ T3611] netdevsim netdevsim0 netdevsim1: renamed from eth1
[ 49.085657][ T3611] netdevsim netdevsim0 netdevsim2: renamed from eth2
[ 49.095831][ T3611] netdevsim netdevsim0 netdevsim3: renamed from eth3
[ 49.117406][ T3611] bridge0: port 2(bridge_slave_1) entered blocking state
[ 49.124818][ T3611] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 49.132784][ T3611] bridge0: port 1(bridge_slave_0) entered blocking state
[ 49.140141][ T3611] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 49.186185][ T3611] 8021q: adding VLAN 0 to HW filter on device bond0
[ 49.198975][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 49.209023][ T5] bridge0: port 1(bridge_slave_0) entered disabled state
[ 49.217966][ T5] bridge0: port 2(bridge_slave_1) entered disabled state
[ 49.225922][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
[ 49.239380][ T3611] 8021q: adding VLAN 0 to HW filter on device team0
[ 49.250273][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 49.259396][ T3623] bridge0: port 1(bridge_slave_0) entered blocking state
[ 49.266516][ T3623] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 49.278659][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 49.287264][ T5] bridge0: port 2(bridge_slave_1) entered blocking state
[ 49.294474][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 49.314251][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[ 49.331225][ T3611] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
[ 49.343689][ T3611] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[ 49.356293][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[ 49.364354][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[ 49.373441][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 49.382285][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 49.390589][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[ 49.407374][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[ 49.415474][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[ 49.428648][ T3611] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 49.446461][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 49.464200][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 49.472973][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 49.480840][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 49.493193][ T3611] device veth0_vlan entered promiscuous mode
[ 49.505935][ T3611] device veth1_vlan entered promiscuous mode
[ 49.526307][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[ 49.534385][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[ 49.542865][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 49.553982][ T3611] device veth0_macvtap entered promiscuous mode
[ 49.564055][ T3611] device veth1_macvtap entered promiscuous mode
[ 49.579729][ T3611] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 49.587262][ T1156] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 49.597204][ T1156] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[ 49.608435][ T3611] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 49.616484][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 49.627690][ T3611] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[ 49.637298][ T3611] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[ 49.646879][ T3611] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[ 49.656160][ T3611] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[ 49.716838][ T2453] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 49.740712][ T2453] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 49.744967][ T44] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[ 49.759037][ T3623] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 49.766538][ T44] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[ 49.776410][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
2021/12/28 01:02:42 building call list...
[ 50.024149][ T44] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
executing program
[ 52.027987][ T3604] can: request_module (can-proto-0) failed.
[ 52.051419][ T3604] can: request_module (can-proto-0) failed.
[ 52.072082][ T3604] can: request_module (can-proto-0) failed.
[ 52.267441][ T3604] ------------[ cut here ]------------
[ 52.273876][ T3604] refcount_t: decrement hit 0; leaking memory.
[ 52.280341][ T3604] WARNING: CPU: 1 PID: 3604 at lib/refcount.c:31 refcount_warn_saturate+0xbf/0x1e0
[ 52.290298][ T3604] Modules linked in:
[ 52.294406][ T3604] CPU: 1 PID: 3604 Comm: syz-fuzzer Not tainted 5.16.0-rc4-syzkaller #0
[ 52.302989][ T3604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 52.313156][ T3604] RIP: 0010:refcount_warn_saturate+0xbf/0x1e0
[ 52.319237][ T3604] 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
[ 52.339245][ T3604] RSP: 0018:ffffc90001f6fab0 EFLAGS: 00010286
[ 52.345571][ T3604] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 52.353720][ T3604] RDX: ffff888017243a00 RSI: ffffffff815f1e28 RDI: fffff520003edf48
[ 52.361700][ T3604] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
[ 52.370213][ T3604] R10: ffffffff815ebbce R11: 0000000000000000 R12: 1ffff920003edf5b
[ 52.378289][ T3604] R13: 00000000ffffffef R14: ffffffff8d2fdf54 R15: ffffc90001f6fd10
[ 52.386429][ T3604] FS: 000000c00008a490(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
[ 52.395796][ T3604] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 52.402789][ T3604] CR2: 00007f2ae1604300 CR3: 000000007f29b000 CR4: 00000000003506e0
[ 52.410772][ T3604] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 52.418962][ T3604] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 52.427916][ T3604] Call Trace:
[ 52.431271][ T3604]
[ 52.434326][ T3604] ref_tracker_free+0x4fe/0x610
[ 52.439196][ T3604] ? ref_tracker_dir_exit+0x330/0x330
[ 52.444939][ T3604] ? bpf_sk_storage_free+0x333/0x3e0
[ 52.450363][ T3604] ? lock_downgrade+0x6e0/0x6e0
[ 52.455643][ T3604] ? kfree+0x1e1/0x560
[ 52.459725][ T3604] __sk_destruct+0x4a6/0x920
[ 52.464469][ T3604] sk_destruct+0xbd/0xe0
[ 52.468735][ T3604] __sk_free+0xef/0x3d0
[ 52.473230][ T3604] sk_free+0x78/0xa0
[ 52.473288][ T3604] __mptcp_close_ssk+0x435/0x590
[ 52.473321][ T3604] __mptcp_destroy_sock+0x35f/0x830
[ 52.488023][ T3604] ? __mptcp_close_ssk+0x590/0x590
[ 52.493384][ T3604] ? __local_bh_enable_ip+0xa0/0x120
[ 52.498788][ T3604] mptcp_close+0x5f8/0x7f0
[ 52.503319][ T3604] inet_release+0x12e/0x280
[ 52.508455][ T3604] inet6_release+0x4c/0x70
[ 52.513172][ T3604] __sock_release+0xcd/0x280
[ 52.517776][ T3604] sock_close+0x18/0x20
[ 52.521917][ T3604] __fput+0x286/0x9f0
[ 52.527049][ T3604] ? __sock_release+0x280/0x280
[ 52.531906][ T3604] task_work_run+0xdd/0x1a0
[ 52.536700][ T3604] exit_to_user_mode_prepare+0x27e/0x290
[ 52.544080][ T3604] syscall_exit_to_user_mode+0x19/0x60
[ 52.544119][ T3611] syz-executor.0 (3611) used greatest stack depth: 22480 bytes left
[ 52.549824][ T3604] do_syscall_64+0x42/0xb0
[ 52.563230][ T3604] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 52.569122][ T3604] RIP: 0033:0x4b12db
[ 52.573152][ T3604] 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
[ 52.594963][ T3604] RSP: 002b:000000c0005534f0 EFLAGS: 00000206 ORIG_RAX: 0000000000000003
[ 52.604686][ T3604] RAX: 0000000000000000 RBX: 000000c00001c000 RCX: 00000000004b12db
[ 52.613235][ T3604] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
[ 52.621341][ T3604] RBP: 000000c000553530 R08: 0000000000f0e801 R09: 00007ffd68f0c080
[ 52.630020][ T3604] R10: 00007ffd68f0c090 R11: 0000000000000206 R12: 0000000000000081
[ 52.630273][ T44] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 52.638541][ T3604] R13: 0000000000000000 R14: ffffffffffffffff R15: 000000c0005ea000
[ 52.656757][ T3604]
[ 52.659801][ T3604] Kernel panic - not syncing: panic_on_warn set ...
[ 52.666392][ T3604] CPU: 1 PID: 3604 Comm: syz-fuzzer Not tainted 5.16.0-rc4-syzkaller #0
[ 52.675239][ T3604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 52.686682][ T3604] Call Trace:
[ 52.689952][ T3604]
[ 52.692877][ T3604] dump_stack_lvl+0xcd/0x134
[ 52.697460][ T3604] panic+0x2b0/0x6dd
[ 52.701349][ T3604] ? __warn_printk+0xf3/0xf3
[ 52.705935][ T3604] ? __warn.cold+0x1a/0x44
[ 52.710444][ T3604] ? refcount_warn_saturate+0xbf/0x1e0
[ 52.716255][ T3604] __warn.cold+0x35/0x44
[ 52.720492][ T3604] ? wake_up_klogd.part.0+0x8e/0xd0
[ 52.725721][ T3604] ? refcount_warn_saturate+0xbf/0x1e0
[ 52.731167][ T3604] report_bug+0x1bd/0x210
[ 52.735488][ T3604] handle_bug+0x3c/0x60
[ 52.739644][ T3604] exc_invalid_op+0x14/0x40
[ 52.744144][ T3604] asm_exc_invalid_op+0x12/0x20
[ 52.749068][ T3604] RIP: 0010:refcount_warn_saturate+0xbf/0x1e0
[ 52.755171][ T3604] 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
[ 52.774777][ T3604] RSP: 0018:ffffc90001f6fab0 EFLAGS: 00010286
[ 52.780840][ T3604] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 52.788804][ T3604] RDX: ffff888017243a00 RSI: ffffffff815f1e28 RDI: fffff520003edf48
[ 52.797059][ T3604] RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
[ 52.805104][ T3604] R10: ffffffff815ebbce R11: 0000000000000000 R12: 1ffff920003edf5b
[ 52.813061][ T3604] R13: 00000000ffffffef R14: ffffffff8d2fdf54 R15: ffffc90001f6fd10
[ 52.821260][ T3604] ? wake_up_klogd.part.0+0x8e/0xd0
[ 52.826464][ T3604] ? vprintk+0x88/0x90
[ 52.830550][ T3604] ref_tracker_free+0x4fe/0x610
[ 52.835511][ T3604] ? ref_tracker_dir_exit+0x330/0x330
[ 52.841068][ T3604] ? bpf_sk_storage_free+0x333/0x3e0
[ 52.846451][ T3604] ? lock_downgrade+0x6e0/0x6e0
[ 52.851393][ T3604] ? kfree+0x1e1/0x560
[ 52.855499][ T3604] __sk_destruct+0x4a6/0x920
[ 52.860088][ T3604] sk_destruct+0xbd/0xe0
[ 52.864396][ T3604] __sk_free+0xef/0x3d0
[ 52.868635][ T3604] sk_free+0x78/0xa0
[ 52.872527][ T3604] __mptcp_close_ssk+0x435/0x590
[ 52.877456][ T3604] __mptcp_destroy_sock+0x35f/0x830
[ 52.882652][ T3604] ? __mptcp_close_ssk+0x590/0x590
[ 52.887765][ T3604] ? __local_bh_enable_ip+0xa0/0x120
[ 52.893047][ T3604] mptcp_close+0x5f8/0x7f0
[ 52.897544][ T3604] inet_release+0x12e/0x280
[ 52.902150][ T3604] inet6_release+0x4c/0x70
[ 52.906563][ T3604] __sock_release+0xcd/0x280
[ 52.911229][ T3604] sock_close+0x18/0x20
[ 52.915371][ T3604] __fput+0x286/0x9f0
[ 52.919340][ T3604] ? __sock_release+0x280/0x280
[ 52.924178][ T3604] task_work_run+0xdd/0x1a0
[ 52.928669][ T3604] exit_to_user_mode_prepare+0x27e/0x290
[ 52.934375][ T3604] syscall_exit_to_user_mode+0x19/0x60
[ 52.939906][ T3604] do_syscall_64+0x42/0xb0
[ 52.944322][ T3604] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 52.950217][ T3604] RIP: 0033:0x4b12db
[ 52.954111][ T3604] 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
[ 52.973721][ T3604] RSP: 002b:000000c0005534f0 EFLAGS: 00000206 ORIG_RAX: 0000000000000003
[ 52.982219][ T3604] RAX: 0000000000000000 RBX: 000000c00001c000 RCX: 00000000004b12db
[ 52.990196][ T3604] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
[ 52.998173][ T3604] RBP: 000000c000553530 R08: 0000000000f0e801 R09: 00007ffd68f0c080
[ 53.006781][ T3604] R10: 00007ffd68f0c090 R11: 0000000000000206 R12: 0000000000000081
[ 53.014833][ T3604] R13: 0000000000000000 R14: ffffffffffffffff R15: 000000c0005ea000
[ 53.022800][ T3604]
[ 53.026265][ T3604] Kernel Offset: disabled
[ 53.030681][ T3604] Rebooting in 86400 seconds..