Warning: Permanently added '10.128.15.224' (ECDSA) to the list of known hosts. syzkaller login: [ 89.567099][ T35] audit: type=1400 audit(1608194610.439:8): avc: denied { execmem } for pid=8479 comm="syz-executor404" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 89.593427][ T8480] IPVS: ftp: loaded support on port[0] = 21 [ 89.705998][ T8480] chnl_net:caif_netlink_parms(): no params data found [ 89.764579][ T8480] bridge0: port 1(bridge_slave_0) entered blocking state [ 89.773124][ T8480] bridge0: port 1(bridge_slave_0) entered disabled state [ 89.782155][ T8480] device bridge_slave_0 entered promiscuous mode [ 89.793627][ T8480] bridge0: port 2(bridge_slave_1) entered blocking state [ 89.801110][ T8480] bridge0: port 2(bridge_slave_1) entered disabled state [ 89.809831][ T8480] device bridge_slave_1 entered promiscuous mode [ 89.832059][ T8480] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 89.843236][ T8480] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 89.867213][ T8480] team0: Port device team_slave_0 added [ 89.874939][ T8480] team0: Port device team_slave_1 added [ 89.895404][ T8480] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 89.902442][ T8480] 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. [ 89.929759][ T8480] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 89.942903][ T8480] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 89.950252][ T8480] 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. [ 89.976384][ T8480] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 90.000277][ T8480] device hsr_slave_0 entered promiscuous mode [ 90.007162][ T8480] device hsr_slave_1 entered promiscuous mode [ 90.127607][ T8480] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 90.142303][ T8480] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 90.153229][ T8480] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 90.163029][ T8480] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 90.193831][ T8480] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.201066][ T8480] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.209333][ T8480] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.216426][ T8480] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.271318][ T8480] 8021q: adding VLAN 0 to HW filter on device bond0 [ 90.284996][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 90.297101][ T3147] bridge0: port 1(bridge_slave_0) entered disabled state [ 90.306335][ T3147] bridge0: port 2(bridge_slave_1) entered disabled state [ 90.315254][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 90.331905][ T8480] 8021q: adding VLAN 0 to HW filter on device team0 [ 90.350642][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 90.359148][ T3147] bridge0: port 1(bridge_slave_0) entered blocking state [ 90.366197][ T3147] bridge0: port 1(bridge_slave_0) entered forwarding state [ 90.373977][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 90.382613][ T3147] bridge0: port 2(bridge_slave_1) entered blocking state [ 90.389744][ T3147] bridge0: port 2(bridge_slave_1) entered forwarding state [ 90.410252][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 90.419951][ T8688] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 90.438792][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 90.456997][ T8480] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 90.469565][ T8480] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 90.482730][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 90.493353][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 90.502594][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 90.523237][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 90.530753][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 90.545712][ T8480] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 90.567971][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 90.590189][ T3598] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 90.599781][ T3598] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 90.607551][ T3598] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 90.620607][ T8480] device veth0_vlan entered promiscuous mode [ 90.634093][ T8480] device veth1_vlan entered promiscuous mode [ 90.660411][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 90.669182][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 90.677296][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 90.690701][ T8480] device veth0_macvtap entered promiscuous mode [ 90.702373][ T8480] device veth1_macvtap entered promiscuous mode [ 90.723594][ T8480] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 90.731870][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 90.741130][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 90.755232][ T8480] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 90.763883][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 90.772566][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 90.790032][ T8480] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.799153][ T8480] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.808345][ T8480] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.817155][ T8480] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 90.935396][ T234] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 90.947868][ T234] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 90.990077][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready executing program [ 91.054581][ T360] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 91.065244][ T360] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 91.076845][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 91.291516][ T3147] ================================================================================ [ 91.301090][ T3147] UBSAN: shift-out-of-bounds in ./include/net/red.h:310:18 [ 91.308499][ T3147] shift exponent 65 is too large for 64-bit type 'long unsigned int' [ 91.316583][ T3147] CPU: 1 PID: 3147 Comm: kworker/1:2 Not tainted 5.10.0-syzkaller #0 [ 91.324636][ T3147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.334759][ T3147] Workqueue: ipv6_addrconf addrconf_dad_work [ 91.340728][ T3147] Call Trace: [ 91.344013][ T3147] dump_stack+0x107/0x163 [ 91.348332][ T3147] ubsan_epilogue+0xb/0x5a [ 91.352736][ T3147] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 91.359512][ T3147] ? ktime_get+0x1bf/0x1e0 [ 91.363921][ T3147] ? digital_in_recv_sensf_res.cold+0x1a/0x47 [ 91.369996][ T3147] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 91.375723][ T3147] ? ktime_get+0x167/0x1e0 [ 91.380287][ T3147] red_enqueue.cold+0x1a/0x475 [ 91.385046][ T3147] ? red_destroy+0x70/0x70 [ 91.389449][ T3147] ? rwlock_bug.part.0+0x90/0x90 [ 91.394420][ T3147] __dev_queue_xmit+0x199e/0x2ec0 [ 91.399442][ T3147] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 91.404731][ T3147] ? __ip_finish_output+0x399/0x650 [ 91.409918][ T3147] ? mark_held_locks+0x9f/0xe0 [ 91.414721][ T3147] ? ip_finish_output2+0x16db/0x2330 [ 91.420060][ T3147] ip_finish_output2+0xf5d/0x2330 [ 91.425089][ T3147] ? ip_fragment.constprop.0+0x240/0x240 [ 91.430797][ T3147] ? __ip_finish_output+0x650/0x650 [ 91.435986][ T3147] ? __ip_flush_pending_frames.constprop.0+0x2c0/0x2c0 [ 91.442823][ T3147] ? debug_object_free+0x2e0/0x2e0 [ 91.447925][ T3147] __ip_finish_output+0x399/0x650 [ 91.452988][ T3147] ip_finish_output+0x35/0x200 [ 91.457742][ T3147] ip_output+0x196/0x310 [ 91.461972][ T3147] ip_local_out+0xaf/0x1a0 [ 91.466448][ T3147] iptunnel_xmit+0x5a3/0x9c0 [ 91.471201][ T3147] geneve_xmit+0xfe0/0x3230 [ 91.475708][ T3147] ? geneve_gro_complete+0x380/0x380 [ 91.480994][ T3147] ? skb_crc32c_csum_help+0x70/0x70 [ 91.486190][ T3147] ? dev_hard_start_xmit+0x68a/0x960 [ 91.491468][ T3147] dev_hard_start_xmit+0x1eb/0x960 [ 91.496574][ T3147] __dev_queue_xmit+0x21de/0x2ec0 [ 91.501594][ T3147] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 91.506868][ T3147] ? ip6_finish_output2+0x68c/0x1710 [ 91.512143][ T3147] ? mark_held_locks+0x9f/0xe0 [ 91.516979][ T3147] ? memcpy+0x39/0x60 [ 91.520954][ T3147] neigh_resolve_output+0x4d8/0x7e0 [ 91.526146][ T3147] ip6_finish_output2+0x68c/0x1710 [ 91.531249][ T3147] __ip6_finish_output+0x4be/0xb80 [ 91.536364][ T3147] ip6_finish_output+0x35/0x200 [ 91.541222][ T3147] ip6_output+0x1db/0x520 [ 91.545548][ T3147] ndisc_send_skb+0xacc/0x1850 [ 91.550306][ T3147] ? ndisc_redirect_rcv+0x5e0/0x5e0 [ 91.555493][ T3147] ? ndisc_parse_options.part.0+0x510/0x510 [ 91.561547][ T3147] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 91.567782][ T3147] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 91.574004][ T3147] ? skb_set_owner_w+0x270/0x420 [ 91.578934][ T3147] ndisc_send_ns+0x3a9/0x850 [ 91.583528][ T3147] ? pndisc_redo+0x20/0x20 [ 91.587930][ T3147] ? mark_held_locks+0x9f/0xe0 [ 91.592682][ T3147] ? __local_bh_enable_ip+0x9c/0x110 [ 91.597957][ T3147] addrconf_dad_work+0xc1c/0x1280 [ 91.602969][ T3147] ? addrconf_dad_completed+0xc60/0xc60 [ 91.612147][ T3147] process_one_work+0x98d/0x1630 [ 91.617105][ T3147] ? pwq_dec_nr_in_flight+0x320/0x320 [ 91.622468][ T3147] ? rwlock_bug.part.0+0x90/0x90 [ 91.627388][ T3147] ? _raw_spin_lock_irq+0x41/0x50 [ 91.632505][ T3147] worker_thread+0x64c/0x1120 [ 91.637176][ T3147] ? __kthread_parkme+0x13f/0x1e0 [ 91.642186][ T3147] ? process_one_work+0x1630/0x1630 [ 91.647386][ T3147] kthread+0x3b1/0x4a0 [ 91.651441][ T3147] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 91.657322][ T3147] ret_from_fork+0x1f/0x30 [ 91.661834][ T3147] ================================================================================ [ 91.671185][ T3147] Kernel panic - not syncing: panic_on_warn set ... [ 91.677794][ T3147] CPU: 1 PID: 3147 Comm: kworker/1:2 Not tainted 5.10.0-syzkaller #0 [ 91.685868][ T3147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.695940][ T3147] Workqueue: ipv6_addrconf addrconf_dad_work [ 91.701919][ T3147] Call Trace: [ 91.705200][ T3147] dump_stack+0x107/0x163 [ 91.709534][ T3147] panic+0x343/0x77f [ 91.713414][ T3147] ? __warn_printk+0xf3/0xf3 [ 91.718015][ T3147] ? ubsan_epilogue+0x3e/0x5a [ 91.722682][ T3147] ubsan_epilogue+0x54/0x5a [ 91.727188][ T3147] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 91.733950][ T3147] ? ktime_get+0x1bf/0x1e0 [ 91.738362][ T3147] ? digital_in_recv_sensf_res.cold+0x1a/0x47 [ 91.744412][ T3147] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 91.750125][ T3147] ? ktime_get+0x167/0x1e0 [ 91.754526][ T3147] red_enqueue.cold+0x1a/0x475 [ 91.759279][ T3147] ? red_destroy+0x70/0x70 [ 91.763682][ T3147] ? rwlock_bug.part.0+0x90/0x90 [ 91.768628][ T3147] __dev_queue_xmit+0x199e/0x2ec0 [ 91.773644][ T3147] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 91.778913][ T3147] ? __ip_finish_output+0x399/0x650 [ 91.784097][ T3147] ? mark_held_locks+0x9f/0xe0 [ 91.788844][ T3147] ? ip_finish_output2+0x16db/0x2330 [ 91.794113][ T3147] ip_finish_output2+0xf5d/0x2330 [ 91.799124][ T3147] ? ip_fragment.constprop.0+0x240/0x240 [ 91.804734][ T3147] ? __ip_finish_output+0x650/0x650 [ 91.809914][ T3147] ? __ip_flush_pending_frames.constprop.0+0x2c0/0x2c0 [ 91.816762][ T3147] ? debug_object_free+0x2e0/0x2e0 [ 91.821874][ T3147] __ip_finish_output+0x399/0x650 [ 91.826882][ T3147] ip_finish_output+0x35/0x200 [ 91.831645][ T3147] ip_output+0x196/0x310 [ 91.835869][ T3147] ip_local_out+0xaf/0x1a0 [ 91.840272][ T3147] iptunnel_xmit+0x5a3/0x9c0 [ 91.844862][ T3147] geneve_xmit+0xfe0/0x3230 [ 91.849375][ T3147] ? geneve_gro_complete+0x380/0x380 [ 91.854652][ T3147] ? skb_crc32c_csum_help+0x70/0x70 [ 91.859843][ T3147] ? dev_hard_start_xmit+0x68a/0x960 [ 91.865145][ T3147] dev_hard_start_xmit+0x1eb/0x960 [ 91.870245][ T3147] __dev_queue_xmit+0x21de/0x2ec0 [ 91.875262][ T3147] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 91.880535][ T3147] ? ip6_finish_output2+0x68c/0x1710 [ 91.885807][ T3147] ? mark_held_locks+0x9f/0xe0 [ 91.890554][ T3147] ? memcpy+0x39/0x60 [ 91.894531][ T3147] neigh_resolve_output+0x4d8/0x7e0 [ 91.899721][ T3147] ip6_finish_output2+0x68c/0x1710 [ 91.904821][ T3147] __ip6_finish_output+0x4be/0xb80 [ 91.909933][ T3147] ip6_finish_output+0x35/0x200 [ 91.914777][ T3147] ip6_output+0x1db/0x520 [ 91.919118][ T3147] ndisc_send_skb+0xacc/0x1850 [ 91.923868][ T3147] ? ndisc_redirect_rcv+0x5e0/0x5e0 [ 91.929053][ T3147] ? ndisc_parse_options.part.0+0x510/0x510 [ 91.934932][ T3147] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 91.941173][ T3147] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 91.947392][ T3147] ? skb_set_owner_w+0x270/0x420 [ 91.952318][ T3147] ndisc_send_ns+0x3a9/0x850 [ 91.956895][ T3147] ? pndisc_redo+0x20/0x20 [ 91.961308][ T3147] ? mark_held_locks+0x9f/0xe0 [ 91.966057][ T3147] ? __local_bh_enable_ip+0x9c/0x110 [ 91.971334][ T3147] addrconf_dad_work+0xc1c/0x1280 [ 91.976346][ T3147] ? addrconf_dad_completed+0xc60/0xc60 [ 91.981882][ T3147] process_one_work+0x98d/0x1630 [ 91.986822][ T3147] ? pwq_dec_nr_in_flight+0x320/0x320 [ 91.992197][ T3147] ? rwlock_bug.part.0+0x90/0x90 [ 91.997115][ T3147] ? _raw_spin_lock_irq+0x41/0x50 [ 92.002127][ T3147] worker_thread+0x64c/0x1120 [ 92.006794][ T3147] ? __kthread_parkme+0x13f/0x1e0 [ 92.011810][ T3147] ? process_one_work+0x1630/0x1630 [ 92.017002][ T3147] kthread+0x3b1/0x4a0 [ 92.021056][ T3147] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 92.026933][ T3147] ret_from_fork+0x1f/0x30 [ 92.032114][ T3147] Kernel Offset: disabled [ 92.036535][ T3147] Rebooting in 86400 seconds..