[ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. [ OK ] Started System Logging Service. [ OK ] Started Permit User Sessions. [ OK ] Found device /dev/ttyS0. [ *] (2 of 2) A start job is running for…ot available (1min 25s / no limit) [ **] (1 of 2) A start job is running for…Shell server (1min 26s / 2min 44s) [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. Warning: Permanently added '10.128.0.167' (ECDSA) to the list of known hosts. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Started Getty on tty2. [ 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. [ 159.436733][ T27] audit: type=1400 audit(1597544416.212:8): avc: denied { execmem } for pid=8420 comm="syz-executor561" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 159.487799][ T8476] IPVS: ftp: loaded support on port[0] = 21 [ 159.653700][ T8476] chnl_net:caif_netlink_parms(): no params data found [ 159.741872][ T8476] bridge0: port 1(bridge_slave_0) entered blocking state [ 159.750104][ T8476] bridge0: port 1(bridge_slave_0) entered disabled state [ 159.758404][ T8476] device bridge_slave_0 entered promiscuous mode [ 159.772106][ T8476] bridge0: port 2(bridge_slave_1) entered blocking state [ 159.779747][ T8476] bridge0: port 2(bridge_slave_1) entered disabled state [ 159.787995][ T8476] device bridge_slave_1 entered promiscuous mode [ 159.823584][ T8476] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 159.836702][ T8476] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 159.872237][ T8476] team0: Port device team_slave_0 added [ 159.883341][ T8476] team0: Port device team_slave_1 added [ 159.914469][ T8476] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 159.921520][ T8476] 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. [ 159.947657][ T8476] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 159.961864][ T8476] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 159.968890][ T8476] 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. [ 159.995125][ T8476] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 160.042036][ T8476] device hsr_slave_0 entered promiscuous mode [ 160.052113][ T8476] device hsr_slave_1 entered promiscuous mode [ 160.232316][ T8476] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 160.246402][ T8476] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 160.263458][ T8476] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 160.281103][ T8476] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 160.373386][ T8476] bridge0: port 2(bridge_slave_1) entered blocking state [ 160.380592][ T8476] bridge0: port 2(bridge_slave_1) entered forwarding state [ 160.388089][ T8476] bridge0: port 1(bridge_slave_0) entered blocking state [ 160.395471][ T8476] bridge0: port 1(bridge_slave_0) entered forwarding state [ 160.481320][ T8476] 8021q: adding VLAN 0 to HW filter on device bond0 [ 160.504522][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 160.516680][ T17] bridge0: port 1(bridge_slave_0) entered disabled state [ 160.529992][ T17] bridge0: port 2(bridge_slave_1) entered disabled state [ 160.540195][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 160.559773][ T8476] 8021q: adding VLAN 0 to HW filter on device team0 [ 160.582253][ T4863] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 160.591368][ T4863] bridge0: port 1(bridge_slave_0) entered blocking state [ 160.598495][ T4863] bridge0: port 1(bridge_slave_0) entered forwarding state [ 160.643440][ T4863] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 160.652338][ T4863] bridge0: port 2(bridge_slave_1) entered blocking state [ 160.659704][ T4863] bridge0: port 2(bridge_slave_1) entered forwarding state [ 160.670497][ T4863] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 160.683311][ T4863] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 160.697687][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 160.707863][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 160.737068][ T8476] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 160.747613][ T8476] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 160.766816][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 160.776217][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 160.786375][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 160.804107][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 160.828491][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 160.853038][ T4863] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 160.860715][ T4863] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 160.883471][ T8476] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 160.920332][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 160.930335][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 160.964815][ T4863] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 160.973995][ T4863] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 160.992323][ T8476] device veth0_vlan entered promiscuous mode [ 161.001356][ T4863] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 161.010166][ T4863] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 161.030964][ T8476] device veth1_vlan entered promiscuous mode [ 161.076793][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 161.085829][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 161.095478][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 161.104683][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 161.122353][ T8476] device veth0_macvtap entered promiscuous mode [ 161.137152][ T8476] device veth1_macvtap entered promiscuous mode [ 161.172151][ T8476] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 161.180040][ T4863] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 161.188734][ T4863] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 161.198316][ T4863] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 161.207795][ T4863] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 161.228284][ T8476] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 161.235942][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 161.246334][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 161.423530][ T8476] ===================================================== [ 161.430492][ T8476] BUG: KMSAN: uninit-value in eth_type_trans+0x655/0xc10 [ 161.437492][ T8476] CPU: 0 PID: 8476 Comm: syz-executor561 Not tainted 5.8.0-rc5-syzkaller #0 [ 161.446199][ T8476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 161.456237][ T8476] Call Trace: [ 161.459512][ T8476] dump_stack+0x21c/0x280 [ 161.463827][ T8476] kmsan_report+0xf7/0x1e0 [ 161.468223][ T8476] __msan_warning+0x58/0xa0 [ 161.472707][ T8476] eth_type_trans+0x655/0xc10 [ 161.477366][ T8476] __dev_forward_skb+0x4b0/0xb30 [ 161.482289][ T8476] veth_xmit+0x486/0xcf0 [ 161.486514][ T8476] ? veth_close+0x160/0x160 [ 161.491003][ T8476] xmit_one+0x3cf/0x750 [ 161.495148][ T8476] ? kmsan_get_metadata+0x116/0x180 [ 161.500327][ T8476] __dev_queue_xmit+0x3aad/0x4470 [ 161.505339][ T8476] dev_queue_xmit+0x4b/0x60 [ 161.509822][ T8476] __bpf_redirect+0x1479/0x16b0 [ 161.514690][ T8476] ? skb_ensure_writable+0x4d1/0x590 [ 161.519958][ T8476] bpf_clone_redirect+0x498/0x650 [ 161.524962][ T8476] ? kmsan_slab_alloc+0x8a/0xe0 [ 161.529789][ T8476] ___bpf_prog_run+0x4498/0x98e0 [ 161.534703][ T8476] ? bpf_csum_level+0x780/0x780 [ 161.539553][ T8476] __bpf_prog_run512+0x12e/0x190 [ 161.544480][ T8476] ? kmsan_slab_alloc+0x8a/0xe0 [ 161.549312][ T8476] ? bpf_prog_test_run_skb+0x8cb/0x2ad0 [ 161.554831][ T8476] ? __do_sys_bpf+0xb364/0x1a4c0 [ 161.559759][ T8476] ? __ia32_sys_bpf+0x4a/0x70 [ 161.564423][ T8476] ? 0xffffffff81000000 [ 161.568555][ T8476] ? do_fast_syscall_32+0x6b/0xd0 [ 161.573554][ T8476] ? do_SYSENTER_32+0x73/0x90 [ 161.578205][ T8476] ? entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 161.584691][ T8476] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 161.590834][ T8476] ? kmsan_get_metadata+0x116/0x180 [ 161.596008][ T8476] ? kmsan_internal_set_origin+0x75/0xb0 [ 161.601619][ T8476] ? __msan_poison_alloca+0xf0/0x120 [ 161.606887][ T8476] ? kmsan_get_metadata+0x116/0x180 [ 161.612071][ T8476] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 161.617855][ T8476] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 161.623904][ T8476] ? ktime_get+0x384/0x470 [ 161.628304][ T8476] ? kmsan_get_metadata+0x4f/0x180 [ 161.633400][ T8476] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 161.639198][ T8476] ? __bpf_prog_run480+0x190/0x190 [ 161.644305][ T8476] bpf_test_run+0x52d/0xed0 [ 161.648818][ T8476] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 161.654614][ T8476] bpf_prog_test_run_skb+0x1053/0x2ad0 [ 161.660061][ T8476] ? bpf_prog_test_run_tracing+0xa00/0xa00 [ 161.665843][ T8476] __do_sys_bpf+0xb364/0x1a4c0 [ 161.670668][ T8476] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 161.676463][ T8476] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 161.682506][ T8476] ? handle_mm_fault+0x46b0/0x4940 [ 161.687596][ T8476] ? kmsan_get_metadata+0x116/0x180 [ 161.692776][ T8476] ? kmsan_set_origin_checked+0x95/0xf0 [ 161.698297][ T8476] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 161.704344][ T8476] ? kmsan_get_metadata+0x116/0x180 [ 161.709533][ T8476] ? kmsan_get_metadata+0x116/0x180 [ 161.714726][ T8476] __se_sys_bpf+0x8e/0xa0 [ 161.719046][ T8476] __ia32_sys_bpf+0x4a/0x70 [ 161.723544][ T8476] __do_fast_syscall_32+0x2af/0x480 [ 161.728721][ T8476] do_fast_syscall_32+0x6b/0xd0 [ 161.733550][ T8476] do_SYSENTER_32+0x73/0x90 [ 161.738030][ T8476] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 161.744332][ T8476] RIP: 0023:0xf7ff4549 [ 161.748368][ T8476] Code: Bad RIP value. [ 161.752407][ T8476] RSP: 002b:00000000fff5a83c EFLAGS: 00000246 ORIG_RAX: 0000000000000165 [ 161.760794][ T8476] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 0000000020000740 [ 161.768740][ T8476] RDX: 0000000000000028 RSI: 00000000f7ff428c RDI: 0000000000000004 [ 161.776694][ T8476] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 161.784707][ T8476] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 161.792674][ T8476] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 161.800631][ T8476] [ 161.802934][ T8476] Uninit was created at: [ 161.807159][ T8476] kmsan_internal_poison_shadow+0x66/0xd0 [ 161.812852][ T8476] kmsan_slab_alloc+0x8a/0xe0 [ 161.817545][ T8476] __kmalloc_node_track_caller+0xeab/0x12e0 [ 161.823418][ T8476] pskb_expand_head+0x26e/0x1e30 [ 161.828329][ T8476] skb_ensure_writable+0x4d1/0x590 [ 161.833414][ T8476] bpf_clone_redirect+0x26c/0x650 [ 161.838412][ T8476] ___bpf_prog_run+0x4498/0x98e0 [ 161.843323][ T8476] __bpf_prog_run512+0x12e/0x190 [ 161.848234][ T8476] bpf_test_run+0x52d/0xed0 [ 161.852719][ T8476] bpf_prog_test_run_skb+0x1053/0x2ad0 [ 161.858150][ T8476] __do_sys_bpf+0xb364/0x1a4c0 [ 161.862950][ T8476] __se_sys_bpf+0x8e/0xa0 [ 161.867253][ T8476] __ia32_sys_bpf+0x4a/0x70 [ 161.871730][ T8476] __do_fast_syscall_32+0x2af/0x480 [ 161.876903][ T8476] do_fast_syscall_32+0x6b/0xd0 [ 161.881743][ T8476] do_SYSENTER_32+0x73/0x90 [ 161.886256][ T8476] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 161.892633][ T8476] ===================================================== [ 161.899588][ T8476] Disabling lock debugging due to kernel taint [ 161.905712][ T8476] Kernel panic - not syncing: panic_on_warn set ... [ 161.912292][ T8476] CPU: 0 PID: 8476 Comm: syz-executor561 Tainted: G B 5.8.0-rc5-syzkaller #0 [ 161.922321][ T8476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 161.932351][ T8476] Call Trace: [ 161.935621][ T8476] dump_stack+0x21c/0x280 [ 161.939931][ T8476] panic+0x4d7/0xef7 [ 161.943810][ T8476] ? add_taint+0x17c/0x210 [ 161.948203][ T8476] kmsan_report+0x1df/0x1e0 [ 161.952685][ T8476] __msan_warning+0x58/0xa0 [ 161.957166][ T8476] eth_type_trans+0x655/0xc10 [ 161.961850][ T8476] __dev_forward_skb+0x4b0/0xb30 [ 161.966781][ T8476] veth_xmit+0x486/0xcf0 [ 161.971006][ T8476] ? veth_close+0x160/0x160 [ 161.975486][ T8476] xmit_one+0x3cf/0x750 [ 161.979620][ T8476] ? kmsan_get_metadata+0x116/0x180 [ 161.984795][ T8476] __dev_queue_xmit+0x3aad/0x4470 [ 161.989805][ T8476] dev_queue_xmit+0x4b/0x60 [ 161.994288][ T8476] __bpf_redirect+0x1479/0x16b0 [ 161.999120][ T8476] ? skb_ensure_writable+0x4d1/0x590 [ 162.004385][ T8476] bpf_clone_redirect+0x498/0x650 [ 162.009391][ T8476] ? kmsan_slab_alloc+0x8a/0xe0 [ 162.014324][ T8476] ___bpf_prog_run+0x4498/0x98e0 [ 162.019241][ T8476] ? bpf_csum_level+0x780/0x780 [ 162.024077][ T8476] __bpf_prog_run512+0x12e/0x190 [ 162.028992][ T8476] ? kmsan_slab_alloc+0x8a/0xe0 [ 162.033822][ T8476] ? bpf_prog_test_run_skb+0x8cb/0x2ad0 [ 162.039356][ T8476] ? __do_sys_bpf+0xb364/0x1a4c0 [ 162.044294][ T8476] ? __ia32_sys_bpf+0x4a/0x70 [ 162.048959][ T8476] ? 0xffffffff81000000 [ 162.053093][ T8476] ? do_fast_syscall_32+0x6b/0xd0 [ 162.058090][ T8476] ? do_SYSENTER_32+0x73/0x90 [ 162.062744][ T8476] ? entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 162.069226][ T8476] ? __msan_metadata_ptr_for_store_1+0x13/0x20 [ 162.075355][ T8476] ? kmsan_get_metadata+0x116/0x180 [ 162.080530][ T8476] ? kmsan_internal_set_origin+0x75/0xb0 [ 162.086137][ T8476] ? __msan_poison_alloca+0xf0/0x120 [ 162.091397][ T8476] ? kmsan_get_metadata+0x116/0x180 [ 162.096572][ T8476] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 162.102353][ T8476] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 162.108393][ T8476] ? ktime_get+0x384/0x470 [ 162.112794][ T8476] ? kmsan_get_metadata+0x4f/0x180 [ 162.117881][ T8476] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 162.123678][ T8476] ? __bpf_prog_run480+0x190/0x190 [ 162.128793][ T8476] bpf_test_run+0x52d/0xed0 [ 162.133297][ T8476] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 162.139085][ T8476] bpf_prog_test_run_skb+0x1053/0x2ad0 [ 162.144532][ T8476] ? bpf_prog_test_run_tracing+0xa00/0xa00 [ 162.150324][ T8476] __do_sys_bpf+0xb364/0x1a4c0 [ 162.155082][ T8476] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 162.160866][ T8476] ? __msan_metadata_ptr_for_load_8+0x10/0x20 [ 162.166912][ T8476] ? handle_mm_fault+0x46b0/0x4940 [ 162.172002][ T8476] ? kmsan_get_metadata+0x116/0x180 [ 162.177179][ T8476] ? kmsan_set_origin_checked+0x95/0xf0 [ 162.182703][ T8476] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 162.188761][ T8476] ? kmsan_get_metadata+0x116/0x180 [ 162.193945][ T8476] ? kmsan_get_metadata+0x116/0x180 [ 162.199132][ T8476] __se_sys_bpf+0x8e/0xa0 [ 162.203456][ T8476] __ia32_sys_bpf+0x4a/0x70 [ 162.207950][ T8476] __do_fast_syscall_32+0x2af/0x480 [ 162.213130][ T8476] do_fast_syscall_32+0x6b/0xd0 [ 162.217957][ T8476] do_SYSENTER_32+0x73/0x90 [ 162.222440][ T8476] entry_SYSENTER_compat_after_hwframe+0x4d/0x5c [ 162.228746][ T8476] RIP: 0023:0xf7ff4549 [ 162.232794][ T8476] Code: Bad RIP value. [ 162.236831][ T8476] RSP: 002b:00000000fff5a83c EFLAGS: 00000246 ORIG_RAX: 0000000000000165 [ 162.245217][ T8476] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 0000000020000740 [ 162.253168][ T8476] RDX: 0000000000000028 RSI: 00000000f7ff428c RDI: 0000000000000004 [ 162.261132][ T8476] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 162.269079][ T8476] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 162.277028][ T8476] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 162.286222][ T8476] Kernel Offset: disabled [ 162.290539][ T8476] Rebooting in 86400 seconds..