[ OK ] Reached target Basic System. Starting OpenBSD Secure Shell server... [ OK ] Started Regular background program processing daemon. Starting System Logging Service... Starting Permit User Sessions... Starting getty on tty2-tty6 if dbus and logind are not available... [ OK ] Started System Logging Service. [ OK ] Started Permit User Sessions. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.87' (ECDSA) to the list of known hosts. syzkaller login: [ 71.517602][ T8484] IPVS: ftp: loaded support on port[0] = 21 [ 71.626777][ T8484] chnl_net:caif_netlink_parms(): no params data found [ 71.680989][ T8484] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.689251][ T8484] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.698549][ T8484] device bridge_slave_0 entered promiscuous mode [ 71.709011][ T8484] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.717179][ T8484] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.726017][ T8484] device bridge_slave_1 entered promiscuous mode [ 71.747898][ T8484] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.759519][ T8484] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.783887][ T8484] team0: Port device team_slave_0 added [ 71.791978][ T8484] team0: Port device team_slave_1 added [ 71.810737][ T8484] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.818736][ T8484] 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. [ 71.845093][ T8484] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.858088][ T8484] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.866020][ T8484] 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. [ 71.892721][ T8484] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 71.920753][ T8484] device hsr_slave_0 entered promiscuous mode [ 71.927889][ T8484] device hsr_slave_1 entered promiscuous mode [ 72.036790][ T8484] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 72.048774][ T8484] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 72.066962][ T8484] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 72.078547][ T8484] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.108248][ T8484] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.115897][ T8484] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.124333][ T8484] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.131953][ T8484] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.181745][ T8484] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.196540][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.208295][ T19] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.218606][ T19] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.228049][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 72.242111][ T8484] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.254675][ T8305] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.264402][ T8305] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.271472][ T8305] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.285513][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.295104][ T19] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.302625][ T19] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.358778][ T3860] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.384441][ T3860] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.394204][ T3860] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.403982][ T3860] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.413371][ T3860] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.425116][ T8484] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.447841][ T3860] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.455481][ T3860] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.471300][ T8484] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.491668][ T3860] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.514511][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.524568][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 72.534697][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 72.545857][ T8484] device veth0_vlan entered promiscuous mode [ 72.559989][ T8484] device veth1_vlan entered promiscuous mode [ 72.585360][ T8305] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 72.595221][ T8305] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 72.604526][ T8305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 72.617189][ T8484] device veth0_macvtap entered promiscuous mode [ 72.626052][ T8305] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 72.637742][ T8484] device veth1_macvtap entered promiscuous mode [ 72.656674][ T8484] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.666972][ T8305] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 72.676197][ T8305] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 72.694411][ T8484] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.702121][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 72.712248][ T26] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 72.725464][ T8484] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.735440][ T8484] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 72.749356][ T8484] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.760851][ T8484] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.809477][ T3001] ================================================================================ [ 72.819296][ T3001] UBSAN: shift-out-of-bounds in ./include/net/red.h:312:18 [ 72.826604][ T3001] shift exponent 193 is too large for 64-bit type 'long unsigned int' [ 72.835012][ T3001] CPU: 0 PID: 3001 Comm: kworker/0:2 Not tainted 5.11.0-rc5-syzkaller #0 [ 72.843962][ T3001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.854368][ T3001] Workqueue: wg-crypt-wg2 wg_packet_tx_worker [ 72.860642][ T3001] Call Trace: [ 72.864194][ T3001] dump_stack+0x107/0x163 [ 72.868703][ T3001] ubsan_epilogue+0xb/0x5a [ 72.873144][ T3001] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 72.880109][ T3001] ? ktime_get+0x1bf/0x1e0 [ 72.884552][ T3001] ? ncsi_write_package_info.cold+0x63/0x82 [ 72.890463][ T3001] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 72.896216][ T3001] ? ktime_get+0x167/0x1e0 [ 72.900662][ T3001] red_enqueue.cold+0x64/0x452 [ 72.905735][ T3001] ? red_destroy+0x70/0x70 [ 72.910320][ T3001] ? rwlock_bug.part.0+0x90/0x90 [ 72.915362][ T3001] __dev_queue_xmit+0x1943/0x2e00 [ 72.920754][ T3001] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 72.926056][ T3001] ? __ip_finish_output+0x396/0x640 [ 72.931272][ T3001] ? mark_held_locks+0x9f/0xe0 [ 72.936217][ T3001] ? ip_finish_output2+0x15b3/0x21b0 [ 72.942128][ T3001] ip_finish_output2+0xeb6/0x21b0 [ 72.947181][ T3001] ? ip_fragment.constprop.0+0x240/0x240 [ 72.952807][ T3001] ? __ip_finish_output+0x640/0x640 [ 72.957999][ T3001] ? __ip_flush_pending_frames.constprop.0+0x2c0/0x2c0 [ 72.965245][ T3001] __ip_finish_output+0x396/0x640 [ 72.970476][ T3001] ip_finish_output+0x35/0x200 [ 72.975326][ T3001] ip_output+0x196/0x310 [ 72.979676][ T3001] ip_local_out+0xaf/0x1a0 [ 72.984102][ T3001] iptunnel_xmit+0x5a3/0x9c0 [ 72.988801][ T3001] send4+0x4bf/0xe00 [ 72.992801][ T3001] ? wg_receive+0xb0/0xb0 [ 72.997138][ T3001] wg_socket_send_skb_to_peer+0x192/0x220 [ 73.002857][ T3001] wg_packet_tx_worker+0x2f9/0x980 [ 73.008084][ T3001] process_one_work+0x98d/0x15f0 [ 73.013376][ T3001] ? pwq_dec_nr_in_flight+0x320/0x320 [ 73.018749][ T3001] ? rwlock_bug.part.0+0x90/0x90 [ 73.023793][ T3001] ? _raw_spin_lock_irq+0x41/0x50 [ 73.028860][ T3001] worker_thread+0x64c/0x1120 [ 73.033724][ T3001] ? __kthread_parkme+0x13f/0x1e0 [ 73.038754][ T3001] ? process_one_work+0x15f0/0x15f0 [ 73.044049][ T3001] kthread+0x3b1/0x4a0 [ 73.048119][ T3001] ? __kthread_bind_mask+0xc0/0xc0 [ 73.053326][ T3001] ret_from_fork+0x1f/0x30 [ 73.058273][ T3001] ================================================================================ [ 73.067744][ T3001] Kernel panic - not syncing: panic_on_warn set ... [ 73.074507][ T3001] CPU: 0 PID: 3001 Comm: kworker/0:2 Not tainted 5.11.0-rc5-syzkaller #0 [ 73.083008][ T3001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.093268][ T3001] Workqueue: wg-crypt-wg2 wg_packet_tx_worker [ 73.099374][ T3001] Call Trace: [ 73.102681][ T3001] dump_stack+0x107/0x163 [ 73.107107][ T3001] panic+0x306/0x73d [ 73.110997][ T3001] ? __warn_printk+0xf3/0xf3 [ 73.115660][ T3001] ? ubsan_epilogue+0x3e/0x5a [ 73.120356][ T3001] ubsan_epilogue+0x54/0x5a [ 73.124921][ T3001] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 73.132562][ T3001] ? ktime_get+0x1bf/0x1e0 [ 73.137114][ T3001] ? ncsi_write_package_info.cold+0x63/0x82 [ 73.143539][ T3001] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 73.149664][ T3001] ? ktime_get+0x167/0x1e0 [ 73.154103][ T3001] red_enqueue.cold+0x64/0x452 [ 73.158996][ T3001] ? red_destroy+0x70/0x70 [ 73.163688][ T3001] ? rwlock_bug.part.0+0x90/0x90 [ 73.168847][ T3001] __dev_queue_xmit+0x1943/0x2e00 [ 73.173918][ T3001] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 73.179450][ T3001] ? __ip_finish_output+0x396/0x640 [ 73.184687][ T3001] ? mark_held_locks+0x9f/0xe0 [ 73.189644][ T3001] ? ip_finish_output2+0x15b3/0x21b0 [ 73.195353][ T3001] ip_finish_output2+0xeb6/0x21b0 [ 73.200400][ T3001] ? ip_fragment.constprop.0+0x240/0x240 [ 73.206145][ T3001] ? __ip_finish_output+0x640/0x640 [ 73.211434][ T3001] ? __ip_flush_pending_frames.constprop.0+0x2c0/0x2c0 [ 73.218682][ T3001] __ip_finish_output+0x396/0x640 [ 73.223823][ T3001] ip_finish_output+0x35/0x200 [ 73.228729][ T3001] ip_output+0x196/0x310 [ 73.232999][ T3001] ip_local_out+0xaf/0x1a0 [ 73.237448][ T3001] iptunnel_xmit+0x5a3/0x9c0 [ 73.242073][ T3001] send4+0x4bf/0xe00 [ 73.245969][ T3001] ? wg_receive+0xb0/0xb0 [ 73.250525][ T3001] wg_socket_send_skb_to_peer+0x192/0x220 [ 73.256366][ T3001] wg_packet_tx_worker+0x2f9/0x980 [ 73.261499][ T3001] process_one_work+0x98d/0x15f0 [ 73.266460][ T3001] ? pwq_dec_nr_in_flight+0x320/0x320 [ 73.271841][ T3001] ? rwlock_bug.part.0+0x90/0x90 [ 73.276775][ T3001] ? _raw_spin_lock_irq+0x41/0x50 [ 73.282167][ T3001] worker_thread+0x64c/0x1120 [ 73.286848][ T3001] ? __kthread_parkme+0x13f/0x1e0 [ 73.292005][ T3001] ? process_one_work+0x15f0/0x15f0 [ 73.297297][ T3001] kthread+0x3b1/0x4a0 [ 73.301456][ T3001] ? __kthread_bind_mask+0xc0/0xc0 [ 73.306670][ T3001] ret_from_fork+0x1f/0x30 [ 73.312594][ T3001] Kernel Offset: disabled [ 73.317074][ T3001] Rebooting in 86400 seconds..