[ OK ] Started OpenBSD Secure Shell server. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.53' (ECDSA) to the list of known hosts. 2020/11/28 16:13:52 parsed 1 programs 2020/11/28 16:13:53 executed programs: 0 syzkaller login: [ 168.715031][ T8472] IPVS: ftp: loaded support on port[0] = 21 [ 168.854883][ T8472] chnl_net:caif_netlink_parms(): no params data found [ 168.908273][ T8472] bridge0: port 1(bridge_slave_0) entered blocking state [ 168.916119][ T8472] bridge0: port 1(bridge_slave_0) entered disabled state [ 168.924045][ T8472] device bridge_slave_0 entered promiscuous mode [ 168.936052][ T8472] bridge0: port 2(bridge_slave_1) entered blocking state [ 168.943137][ T8472] bridge0: port 2(bridge_slave_1) entered disabled state [ 168.951374][ T8472] device bridge_slave_1 entered promiscuous mode [ 168.970981][ T8472] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 168.981685][ T8472] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 169.004078][ T8472] team0: Port device team_slave_0 added [ 169.011330][ T8472] team0: Port device team_slave_1 added [ 169.029002][ T8472] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 169.035975][ T8472] 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. [ 169.061937][ T8472] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 169.074427][ T8472] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 169.081470][ T8472] 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. [ 169.107549][ T8472] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 169.135876][ T8472] device hsr_slave_0 entered promiscuous mode [ 169.142531][ T8472] device hsr_slave_1 entered promiscuous mode [ 169.239358][ T8472] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 169.250002][ T8472] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 169.260352][ T8472] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 169.270647][ T8472] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 169.295097][ T8472] bridge0: port 2(bridge_slave_1) entered blocking state [ 169.302365][ T8472] bridge0: port 2(bridge_slave_1) entered forwarding state [ 169.310559][ T8472] bridge0: port 1(bridge_slave_0) entered blocking state [ 169.317776][ T8472] bridge0: port 1(bridge_slave_0) entered forwarding state [ 169.361304][ T8472] 8021q: adding VLAN 0 to HW filter on device bond0 [ 169.374087][ T2987] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 169.389307][ T2987] bridge0: port 1(bridge_slave_0) entered disabled state [ 169.397585][ T2987] bridge0: port 2(bridge_slave_1) entered disabled state [ 169.407822][ T2987] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 169.421644][ T8472] 8021q: adding VLAN 0 to HW filter on device team0 [ 169.433160][ T3179] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 169.442303][ T3179] bridge0: port 1(bridge_slave_0) entered blocking state [ 169.449426][ T3179] bridge0: port 1(bridge_slave_0) entered forwarding state [ 169.462036][ T2987] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 169.471379][ T2987] bridge0: port 2(bridge_slave_1) entered blocking state [ 169.478508][ T2987] bridge0: port 2(bridge_slave_1) entered forwarding state [ 169.496295][ T2987] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 169.506057][ T2987] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 169.527273][ T2987] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 169.536220][ T2987] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 169.544315][ T2987] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 169.555173][ T8472] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 169.572390][ T2987] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 169.581532][ T2987] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 169.594494][ T8472] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 169.613487][ T2987] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 169.636275][ T4151] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 169.644505][ T4151] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 169.653408][ T4151] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 169.662409][ T8472] device veth0_vlan entered promiscuous mode [ 169.674304][ T8472] device veth1_vlan entered promiscuous mode [ 169.695696][ T3179] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 169.704537][ T3179] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 169.713339][ T3179] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 169.726328][ T8472] device veth0_macvtap entered promiscuous mode [ 169.735996][ T8472] device veth1_macvtap entered promiscuous mode [ 169.753871][ T8472] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 169.761546][ T3179] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 169.771174][ T3179] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 169.783402][ T8472] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 169.792956][ T4151] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 169.804018][ T8472] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 169.814240][ T8472] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 169.823582][ T8472] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 169.832437][ T8472] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 169.921452][ T165] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 169.940937][ T165] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 169.957507][ T4151] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 169.981680][ T3137] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 169.989793][ T3137] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 169.999330][ T4151] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 170.406395][ T5] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 170.644746][ T5] usb 1-1: Using ep0 maxpacket: 8 [ 170.705960][ T8692] Bluetooth: hci0: command 0x0409 tx timeout [ 170.765597][ T5] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 92 [ 170.775695][ T5] usb 1-1: New USB device found, idVendor=054c, idProduct=06c1, bcdDevice=d5.66 [ 170.787195][ T5] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 170.801087][ T5] usb 1-1: config 0 descriptor?? [ 170.826008][ T8715] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 172.358090][ T8712] bridge0: port 2(bridge_slave_1) entered disabled state [ 172.365724][ T8712] bridge0: port 1(bridge_slave_0) entered disabled state [ 172.815020][ T8720] Bluetooth: hci0: command 0x041b tx timeout [ 174.864772][ T17] Bluetooth: hci0: command 0x040f tx timeout [ 175.984860][ T5] usb 1-1: string descriptor 0 read error: -32 [ 176.004784][ C0] port100 1-1:0.0: NFC: Urb failure (status -71) [ 176.012629][ T5] ------------[ cut here ]------------ [ 176.018492][ T5] URB 000000005c26bc1e submitted while active [ 176.026911][ T5] WARNING: CPU: 0 PID: 5 at drivers/usb/core/urb.c:378 usb_submit_urb+0xf57/0x1510 [ 176.045217][ T8712] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 176.047342][ T5] Modules linked in: [ 176.061543][ T5] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.10.0-rc5-syzkaller #0 [ 176.072194][ T5] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.082646][ T5] Workqueue: usb_hub_wq hub_event [ 176.089583][ T5] RIP: 0010:usb_submit_urb+0xf57/0x1510 [ 176.095934][ T5] Code: 5c 41 5d 41 5e 41 5f 5d e9 76 5b ff ff e8 f1 e8 04 fc c6 05 25 0e 8b 07 01 48 c7 c7 a0 b7 5b 8a 4c 89 e6 31 c0 e8 89 07 d5 fb <0f> 0b e9 20 f1 ff ff e8 cd e8 04 fc eb 05 e8 c6 e8 04 fc bb a6 ff [ 176.117488][ T5] RSP: 0018:ffffc90000ca6ec8 EFLAGS: 00010246 [ 176.123578][ T5] RAX: cf72e284cb303700 RBX: ffff888021723708 RCX: ffff888011108000 [ 176.132057][ T5] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 176.141956][ T5] RBP: 0000000000000cc0 R08: ffffffff815d29f2 R09: ffffed1017383ffc [ 176.152155][ T5] R10: ffffed1017383ffc R11: 0000000000000000 R12: ffff888021723700 [ 176.162148][ T5] R13: dffffc0000000000 R14: ffff888012cfa458 R15: 1ffff1100259f489 [ 176.170510][ T5] FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 176.182042][ T5] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 176.188990][ T5] CR2: 000056157313d160 CR3: 000000001e22c000 CR4: 00000000001506f0 [ 176.198843][ T5] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 176.207169][ T5] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 176.217078][ T5] Call Trace: [ 176.220384][ T5] ? port100_send_frame_async+0x34/0x390 [ 176.226617][ T5] ? port100_send_cmd_async+0xbd/0x950 [ 176.232110][ T5] port100_send_frame_async+0x1ea/0x390 [ 176.239529][ T5] port100_send_cmd_async+0x6c7/0x950 [ 176.245302][ T5] port100_probe+0xd4f/0x1600 [ 176.250025][ T5] usb_probe_interface+0x662/0xb40 [ 176.257015][ T5] really_probe+0x4ab/0x1380 [ 176.261636][ T5] driver_probe_device+0x15b/0x310 [ 176.267754][ T5] ? __device_attach_driver+0x1d0/0x4b0 [ 176.273322][ T5] ? state_synced_show+0x80/0x80 [ 176.280752][ T5] bus_for_each_drv+0x108/0x170 [ 176.286047][ T5] __device_attach+0x2c9/0x480 [ 176.290841][ T5] bus_probe_device+0xb8/0x1f0 [ 176.297474][ T5] ? device_add+0x1010/0x19e0 [ 176.302169][ T5] device_add+0x1612/0x19e0 [ 176.307105][ T5] usb_set_configuration+0x1c17/0x2100 [ 176.312618][ T5] usb_generic_driver_probe+0x82/0x140 [ 176.319947][ T5] usb_probe_device+0x13a/0x260 [ 176.325179][ T5] really_probe+0x4ab/0x1380 [ 176.329799][ T5] driver_probe_device+0x15b/0x310 [ 176.336790][ T5] ? __device_attach_driver+0x1d0/0x4b0 [ 176.342351][ T5] ? state_synced_show+0x80/0x80 [ 176.347886][ T5] bus_for_each_drv+0x108/0x170 [ 176.352780][ T5] __device_attach+0x2c9/0x480 [ 176.359415][ T5] bus_probe_device+0xb8/0x1f0 [ 176.364193][ T5] ? device_add+0x1010/0x19e0 [ 176.369323][ T5] device_add+0x1612/0x19e0 [ 176.373872][ T5] usb_new_device+0xcc3/0x1700 [ 176.381217][ T5] ? __mutex_unlock_slowpath+0x12d/0x520 [ 176.387333][ T5] hub_port_connect+0xec7/0x2540 [ 176.392348][ T5] hub_port_connect_change+0x600/0xb00 [ 176.402131][ T5] ? hub_handle_remote_wakeup+0x18d/0x3f0 [ 176.408345][ T5] port_event+0xae9/0x10a0 [ 176.412795][ T5] ? _raw_spin_unlock_irq+0x1f/0x40 [ 176.419881][ T5] hub_event+0x417/0xcb0 [ 176.424168][ T5] ? rcu_read_lock_sched_held+0x41/0xb0 [ 176.430128][ T5] process_one_work+0x789/0xfc0 [ 176.436868][ T5] worker_thread+0xaa4/0x1460 [ 176.441621][ T5] ? rcu_lock_release+0x20/0x20 [ 176.446881][ T5] kthread+0x39a/0x3c0 [ 176.450979][ T5] ? rcu_lock_release+0x20/0x20 [ 176.457709][ T5] ? kthread_blkcg+0xd0/0xd0 [ 176.462325][ T5] ret_from_fork+0x1f/0x30 [ 176.467255][ T5] Kernel panic - not syncing: panic_on_warn set ... [ 176.473859][ T5] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.10.0-rc5-syzkaller #0 [ 176.482005][ T5] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 176.492066][ T5] Workqueue: usb_hub_wq hub_event [ 176.497095][ T5] Call Trace: [ 176.500385][ T5] dump_stack+0x137/0x1be [ 176.504735][ T5] ? panic+0x1f3/0x800 [ 176.508810][ T5] panic+0x291/0x800 [ 176.512709][ T5] ? __warn+0x13e/0x270 [ 176.516872][ T5] __warn+0x26a/0x270 [ 176.520849][ T5] ? usb_submit_urb+0xf57/0x1510 [ 176.525788][ T5] ? usb_submit_urb+0xf57/0x1510 [ 176.530723][ T5] report_bug+0x1b1/0x2e0 [ 176.535060][ T5] handle_bug+0x3d/0x70 [ 176.539215][ T5] exc_invalid_op+0x16/0x40 [ 176.543718][ T5] asm_exc_invalid_op+0x12/0x20 [ 176.548580][ T5] RIP: 0010:usb_submit_urb+0xf57/0x1510 [ 176.554120][ T5] Code: 5c 41 5d 41 5e 41 5f 5d e9 76 5b ff ff e8 f1 e8 04 fc c6 05 25 0e 8b 07 01 48 c7 c7 a0 b7 5b 8a 4c 89 e6 31 c0 e8 89 07 d5 fb <0f> 0b e9 20 f1 ff ff e8 cd e8 04 fc eb 05 e8 c6 e8 04 fc bb a6 ff [ 176.573745][ T5] RSP: 0018:ffffc90000ca6ec8 EFLAGS: 00010246 [ 176.579819][ T5] RAX: cf72e284cb303700 RBX: ffff888021723708 RCX: ffff888011108000 [ 176.587787][ T5] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 176.595791][ T5] RBP: 0000000000000cc0 R08: ffffffff815d29f2 R09: ffffed1017383ffc [ 176.603744][ T5] R10: ffffed1017383ffc R11: 0000000000000000 R12: ffff888021723700 [ 176.611695][ T5] R13: dffffc0000000000 R14: ffff888012cfa458 R15: 1ffff1100259f489 [ 176.619660][ T5] ? wake_up_klogd+0xb2/0xf0 [ 176.624237][ T5] ? usb_submit_urb+0xf57/0x1510 [ 176.629185][ T5] ? port100_send_frame_async+0x34/0x390 [ 176.634798][ T5] ? port100_send_cmd_async+0xbd/0x950 [ 176.640237][ T5] port100_send_frame_async+0x1ea/0x390 [ 176.645786][ T5] port100_send_cmd_async+0x6c7/0x950 [ 176.651163][ T5] port100_probe+0xd4f/0x1600 [ 176.655841][ T5] usb_probe_interface+0x662/0xb40 [ 176.660945][ T5] really_probe+0x4ab/0x1380 [ 176.665524][ T5] driver_probe_device+0x15b/0x310 [ 176.670614][ T5] ? __device_attach_driver+0x1d0/0x4b0 [ 176.676142][ T5] ? state_synced_show+0x80/0x80 [ 176.681057][ T5] bus_for_each_drv+0x108/0x170 [ 176.685888][ T5] __device_attach+0x2c9/0x480 [ 176.690635][ T5] bus_probe_device+0xb8/0x1f0 [ 176.695374][ T5] ? device_add+0x1010/0x19e0 [ 176.700042][ T5] device_add+0x1612/0x19e0 [ 176.704535][ T5] usb_set_configuration+0x1c17/0x2100 [ 176.709991][ T5] usb_generic_driver_probe+0x82/0x140 [ 176.715439][ T5] usb_probe_device+0x13a/0x260 [ 176.720283][ T5] really_probe+0x4ab/0x1380 [ 176.724872][ T5] driver_probe_device+0x15b/0x310 [ 176.729958][ T5] ? __device_attach_driver+0x1d0/0x4b0 [ 176.735480][ T5] ? state_synced_show+0x80/0x80 [ 176.740395][ T5] bus_for_each_drv+0x108/0x170 [ 176.745239][ T5] __device_attach+0x2c9/0x480 [ 176.749996][ T5] bus_probe_device+0xb8/0x1f0 [ 176.754740][ T5] ? device_add+0x1010/0x19e0 [ 176.759397][ T5] device_add+0x1612/0x19e0 [ 176.763896][ T5] usb_new_device+0xcc3/0x1700 [ 176.768647][ T5] ? __mutex_unlock_slowpath+0x12d/0x520 [ 176.774276][ T5] hub_port_connect+0xec7/0x2540 [ 176.779224][ T5] hub_port_connect_change+0x600/0xb00 [ 176.784674][ T5] ? hub_handle_remote_wakeup+0x18d/0x3f0 [ 176.790389][ T5] port_event+0xae9/0x10a0 [ 176.794792][ T5] ? _raw_spin_unlock_irq+0x1f/0x40 [ 176.799976][ T5] hub_event+0x417/0xcb0 [ 176.804207][ T5] ? rcu_read_lock_sched_held+0x41/0xb0 [ 176.809747][ T5] process_one_work+0x789/0xfc0 [ 176.814604][ T5] worker_thread+0xaa4/0x1460 [ 176.819276][ T5] ? rcu_lock_release+0x20/0x20 [ 176.824288][ T5] kthread+0x39a/0x3c0 [ 176.828336][ T5] ? rcu_lock_release+0x20/0x20 [ 176.833181][ T5] ? kthread_blkcg+0xd0/0xd0 [ 176.837772][ T5] ret_from_fork+0x1f/0x30 [ 176.842852][ T5] Kernel Offset: disabled [ 176.847311][ T5] Rebooting in 86400 seconds..