[ 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... Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.38' (ECDSA) to the list of known hosts. syzkaller login: [ 57.592342][ T8415] chnl_net:caif_netlink_parms(): no params data found [ 57.634912][ T8415] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.643597][ T8415] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.652033][ T8415] device bridge_slave_0 entered promiscuous mode [ 57.661000][ T8415] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.668695][ T8415] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.676926][ T8415] device bridge_slave_1 entered promiscuous mode [ 57.693519][ T8415] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.705023][ T8415] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.724267][ T8415] team0: Port device team_slave_0 added [ 57.732343][ T8415] team0: Port device team_slave_1 added [ 57.746619][ T8415] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 57.754022][ T8415] 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. [ 57.780453][ T8415] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 57.792964][ T8415] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 57.800246][ T8415] 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. [ 57.826885][ T8415] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 57.850234][ T8415] device hsr_slave_0 entered promiscuous mode [ 57.857776][ T8415] device hsr_slave_1 entered promiscuous mode [ 57.937250][ T8415] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.947438][ T8415] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.957007][ T8415] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.966032][ T8415] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.985777][ T8415] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.993063][ T8415] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.001607][ T8415] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.009457][ T8415] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.047597][ T8415] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.062385][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.073842][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.082754][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.092285][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 58.104911][ T8415] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.115995][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.124766][ T36] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.132448][ T36] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.143377][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.153712][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.160946][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.185127][ T8415] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 58.196710][ T8415] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.209745][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.219053][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.227808][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.237104][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.245375][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.253292][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.273753][ T8415] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.282183][ T8623] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.292056][ T8623] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.318019][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.327928][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.337926][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.346382][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 58.356295][ T8415] device veth0_vlan entered promiscuous mode [ 58.368757][ T8415] device veth1_vlan entered promiscuous mode [ 58.387601][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 58.397483][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 58.407379][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.418305][ T8415] device veth0_macvtap entered promiscuous mode [ 58.428558][ T8415] device veth1_macvtap entered promiscuous mode [ 58.444353][ T8415] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.452056][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 58.461950][ T36] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 58.473280][ T8415] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.482798][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 58.494065][ T8415] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.503745][ T8415] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.512502][ T8415] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.521344][ T8415] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.556155][ T36] ================================================================================ [ 58.565797][ T36] UBSAN: shift-out-of-bounds in net/sched/sch_api.c:572:7 [ 58.572913][ T36] shift exponent 144 is too large for 32-bit type 'int' [ 58.580097][ T36] CPU: 1 PID: 36 Comm: kworker/1:1 Not tainted 5.13.0-rc3-syzkaller #0 [ 58.588403][ T36] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.598617][ T36] Workqueue: mld mld_ifc_work [ 58.603306][ T36] Call Trace: [ 58.606576][ T36] dump_stack+0x141/0x1d7 [ 58.610925][ T36] ubsan_epilogue+0xb/0x5a [ 58.615407][ T36] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 58.622261][ T36] ? lockdep_unlock+0x11c/0x290 [ 58.627549][ T36] ? __lock_acquire+0x251c/0x5230 [ 58.632673][ T36] __qdisc_calculate_pkt_len.cold+0x62/0xcf [ 58.638627][ T36] __dev_queue_xmit+0x11fd/0x3130 [ 58.644167][ T36] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 58.649647][ T36] ? __ip_finish_output+0x396/0x640 [ 58.654982][ T36] ? mark_held_locks+0x9f/0xe0 [ 58.659772][ T36] ? ip_finish_output2+0x15e9/0x21f0 [ 58.665094][ T36] ip_finish_output2+0xeec/0x21f0 [ 58.670126][ T36] ? ip_fragment.constprop.0+0x240/0x240 [ 58.675761][ T36] ? __ip_finish_output+0x640/0x640 [ 58.681236][ T36] ? __ip_flush_pending_frames.constprop.0+0x2c0/0x2c0 [ 58.688343][ T36] __ip_finish_output+0x396/0x640 [ 58.693541][ T36] ip_finish_output+0x35/0x200 [ 58.698593][ T36] ip_output+0x196/0x310 [ 58.702944][ T36] ip_local_out+0xaf/0x1a0 [ 58.707354][ T36] iptunnel_xmit+0x5a3/0x9c0 [ 58.712051][ T36] geneve_xmit+0x112d/0x3430 [ 58.716656][ T36] ? geneve_fill_metadata_dst+0xb70/0xb70 [ 58.722477][ T36] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 58.728378][ T36] ? skb_crc32c_csum_help+0x70/0x70 [ 58.733847][ T36] ? dev_hard_start_xmit+0x66a/0x920 [ 58.739236][ T36] dev_hard_start_xmit+0x1eb/0x920 [ 58.744369][ T36] __dev_queue_xmit+0x2133/0x3130 [ 58.749417][ T36] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 58.755317][ T36] ? ip6_finish_output2+0x6ee/0x1700 [ 58.761046][ T36] ? mark_held_locks+0x9f/0xe0 [ 58.765918][ T36] ? memcpy+0x39/0x60 [ 58.770536][ T36] neigh_resolve_output+0x50e/0x820 [ 58.775742][ T36] ip6_finish_output2+0x6ee/0x1700 [ 58.780964][ T36] __ip6_finish_output+0x4c1/0xe10 [ 58.786156][ T36] ? in6_dev_get+0x2b0/0x2b0 [ 58.790763][ T36] ip6_finish_output+0x35/0x200 [ 58.795789][ T36] ip6_output+0x1e4/0x530 [ 58.800121][ T36] mld_sendpack+0x92a/0xdb0 [ 58.804625][ T36] ? igmp6_mcf_seq_next+0x550/0x550 [ 58.809838][ T36] mld_ifc_work+0x73b/0xdb0 [ 58.814347][ T36] process_one_work+0x98d/0x1600 [ 58.819292][ T36] ? pwq_dec_nr_in_flight+0x320/0x320 [ 58.824663][ T36] ? rwlock_bug.part.0+0x90/0x90 [ 58.829766][ T36] ? _raw_spin_lock_irq+0x41/0x50 [ 58.834889][ T36] worker_thread+0x64c/0x1120 [ 58.839573][ T36] ? __kthread_parkme+0x13f/0x1e0 [ 58.844595][ T36] ? process_one_work+0x1600/0x1600 [ 58.849811][ T36] kthread+0x3b1/0x4a0 [ 58.853871][ T36] ? __kthread_bind_mask+0xc0/0xc0 [ 58.859080][ T36] ret_from_fork+0x1f/0x30 [ 58.863787][ T36] ================================================================================ [ 58.873112][ T36] Kernel panic - not syncing: panic_on_warn set ... [ 58.879819][ T36] CPU: 1 PID: 36 Comm: kworker/1:1 Not tainted 5.13.0-rc3-syzkaller #0 [ 58.888497][ T36] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.898642][ T36] Workqueue: mld mld_ifc_work [ 58.903322][ T36] Call Trace: [ 58.906849][ T36] dump_stack+0x141/0x1d7 [ 58.911173][ T36] panic+0x306/0x73d [ 58.915059][ T36] ? __warn_printk+0xf3/0xf3 [ 58.919826][ T36] ? dump_stack+0x1c1/0x1d7 [ 58.924397][ T36] ? ubsan_epilogue+0x3e/0x5a [ 58.929070][ T36] ubsan_epilogue+0x54/0x5a [ 58.933754][ T36] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 58.940688][ T36] ? lockdep_unlock+0x11c/0x290 [ 58.945650][ T36] ? __lock_acquire+0x251c/0x5230 [ 58.950678][ T36] __qdisc_calculate_pkt_len.cold+0x62/0xcf [ 58.956770][ T36] __dev_queue_xmit+0x11fd/0x3130 [ 58.961823][ T36] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 58.967104][ T36] ? __ip_finish_output+0x396/0x640 [ 58.972305][ T36] ? mark_held_locks+0x9f/0xe0 [ 58.977244][ T36] ? ip_finish_output2+0x15e9/0x21f0 [ 58.982527][ T36] ip_finish_output2+0xeec/0x21f0 [ 58.987772][ T36] ? ip_fragment.constprop.0+0x240/0x240 [ 58.993771][ T36] ? __ip_finish_output+0x640/0x640 [ 58.998982][ T36] ? __ip_flush_pending_frames.constprop.0+0x2c0/0x2c0 [ 59.006123][ T36] __ip_finish_output+0x396/0x640 [ 59.011145][ T36] ip_finish_output+0x35/0x200 [ 59.015905][ T36] ip_output+0x196/0x310 [ 59.020163][ T36] ip_local_out+0xaf/0x1a0 [ 59.024586][ T36] iptunnel_xmit+0x5a3/0x9c0 [ 59.029213][ T36] geneve_xmit+0x112d/0x3430 [ 59.033814][ T36] ? geneve_fill_metadata_dst+0xb70/0xb70 [ 59.039554][ T36] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 59.045668][ T36] ? skb_crc32c_csum_help+0x70/0x70 [ 59.050877][ T36] ? dev_hard_start_xmit+0x66a/0x920 [ 59.056175][ T36] dev_hard_start_xmit+0x1eb/0x920 [ 59.061285][ T36] __dev_queue_xmit+0x2133/0x3130 [ 59.066329][ T36] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 59.071607][ T36] ? ip6_finish_output2+0x6ee/0x1700 [ 59.076891][ T36] ? mark_held_locks+0x9f/0xe0 [ 59.081653][ T36] ? memcpy+0x39/0x60 [ 59.085631][ T36] neigh_resolve_output+0x50e/0x820 [ 59.090838][ T36] ip6_finish_output2+0x6ee/0x1700 [ 59.096041][ T36] __ip6_finish_output+0x4c1/0xe10 [ 59.101154][ T36] ? in6_dev_get+0x2b0/0x2b0 [ 59.105742][ T36] ip6_finish_output+0x35/0x200 [ 59.110764][ T36] ip6_output+0x1e4/0x530 [ 59.115092][ T36] mld_sendpack+0x92a/0xdb0 [ 59.119684][ T36] ? igmp6_mcf_seq_next+0x550/0x550 [ 59.124890][ T36] mld_ifc_work+0x73b/0xdb0 [ 59.129395][ T36] process_one_work+0x98d/0x1600 [ 59.134338][ T36] ? pwq_dec_nr_in_flight+0x320/0x320 [ 59.139708][ T36] ? rwlock_bug.part.0+0x90/0x90 [ 59.144746][ T36] ? _raw_spin_lock_irq+0x41/0x50 [ 59.150051][ T36] worker_thread+0x64c/0x1120 [ 59.154731][ T36] ? __kthread_parkme+0x13f/0x1e0 [ 59.159747][ T36] ? process_one_work+0x1600/0x1600 [ 59.164962][ T36] kthread+0x3b1/0x4a0 [ 59.169024][ T36] ? __kthread_bind_mask+0xc0/0xc0 [ 59.174223][ T36] ret_from_fork+0x1f/0x30 [ 59.184946][ T36] Kernel Offset: disabled [ 59.190346][ T36] Rebooting in 86400 seconds..