Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.54' (ECDSA) to the list of known hosts. syzkaller login: [ 35.437678] IPVS: ftp: loaded support on port[0] = 21 [ 35.541481] chnl_net:caif_netlink_parms(): no params data found [ 35.617540] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.624709] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.631763] device bridge_slave_0 entered promiscuous mode [ 35.640216] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.646791] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.653710] device bridge_slave_1 entered promiscuous mode [ 35.671675] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 35.680430] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 35.699082] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 35.706862] team0: Port device team_slave_0 added [ 35.712256] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 35.720531] team0: Port device team_slave_1 added [ 35.735818] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 35.742049] 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. [ 35.768016] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 35.779671] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 35.786376] 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. [ 35.812037] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 35.823123] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 35.831017] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 35.850900] device hsr_slave_0 entered promiscuous mode [ 35.857370] device hsr_slave_1 entered promiscuous mode [ 35.863367] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 35.871274] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 35.935335] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.941886] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.948693] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.955086] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.986294] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 35.992365] 8021q: adding VLAN 0 to HW filter on device bond0 [ 36.002060] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 36.011121] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.019794] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.027553] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.034897] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 36.045154] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 36.051215] 8021q: adding VLAN 0 to HW filter on device team0 [ 36.060704] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.068430] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.074899] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.085056] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.092788] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.099531] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.115593] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 36.123461] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 36.131919] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 36.141751] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.153192] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 36.165347] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 36.171459] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 36.179156] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.191945] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready [ 36.199981] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 36.208574] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 36.218965] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 36.231005] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready [ 36.240357] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 36.272104] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready [ 36.279671] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready [ 36.287204] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready [ 36.296905] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 36.304658] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 36.311482] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 36.321152] device veth0_vlan entered promiscuous mode [ 36.329965] device veth1_vlan entered promiscuous mode [ 36.336554] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready [ 36.345922] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready [ 36.357051] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready [ 36.366435] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 36.373698] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 36.380928] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 36.390394] device veth0_macvtap entered promiscuous mode [ 36.397206] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready [ 36.405481] device veth1_macvtap entered promiscuous mode [ 36.414953] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready [ 36.423782] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready [ 36.433019] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 36.441135] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 36.449327] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 36.459356] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 36.466593] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready executing program [ 36.556062] FAULT_INJECTION: forcing a failure. [ 36.556062] name failslab, interval 1, probability 0, space 0, times 1 [ 36.568329] CPU: 1 PID: 8354 Comm: syz-executor547 Not tainted 4.19.211-syzkaller #0 [ 36.576332] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.585669] Call Trace: [ 36.588356] dump_stack+0x1fc/0x2ef [ 36.591970] should_fail.cold+0xa/0xf [ 36.595754] ? setup_fault_attr+0x200/0x200 [ 36.600055] ? lock_acquire+0x170/0x3c0 [ 36.604019] __should_failslab+0x115/0x180 [ 36.608236] should_failslab+0x5/0x10 [ 36.612016] kmem_cache_alloc_trace+0x284/0x380 [ 36.616664] ? kmem_cache_alloc+0x315/0x370 [ 36.620969] sock_alloc_inode+0x5f/0x250 [ 36.625011] ? sock_destroy_inode+0x60/0x60 [ 36.629318] alloc_inode+0x5d/0x180 [ 36.632937] new_inode_pseudo+0x14/0xe0 [ 36.636907] sock_alloc+0x3c/0x260 [ 36.640430] __sock_create+0xba/0x740 [ 36.644216] __sys_socket+0xef/0x200 [ 36.647908] ? move_addr_to_kernel+0x70/0x70 [ 36.652295] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 36.657649] ? trace_hardirqs_off_caller+0x6e/0x210 [ 36.662644] __x64_sys_socket+0x6f/0xb0 [ 36.666595] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 36.671157] do_syscall_64+0xf9/0x620 [ 36.674938] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.680108] RIP: 0033:0x7f534ddf16e9 [ 36.683801] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 executing program [ 36.702685] RSP: 002b:00007fff1441d7f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 36.710415] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f534ddf16e9 [ 36.717843] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 36.725183] RBP: 00007fff1441d840 R08: 0000000000000001 R09: 0000000000000020 [ 36.732440] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 36.739690] R13: 00007fff1441d860 R14: 00007fff1441d850 R15: 0000000000000001 [ 36.749815] socket: no more sockets [ 36.759612] FAULT_INJECTION: forcing a failure. [ 36.759612] name failslab, interval 1, probability 0, space 0, times 0 [ 36.771673] CPU: 0 PID: 8355 Comm: syz-executor547 Not tainted 4.19.211-syzkaller #0 [ 36.779541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.788963] Call Trace: [ 36.791547] dump_stack+0x1fc/0x2ef [ 36.795168] should_fail.cold+0xa/0xf [ 36.798962] ? setup_fault_attr+0x200/0x200 [ 36.803277] ? lock_acquire+0x170/0x3c0 [ 36.807245] __should_failslab+0x115/0x180 [ 36.811469] should_failslab+0x5/0x10 [ 36.815262] kmem_cache_alloc_trace+0x284/0x380 [ 36.819936] ? kmem_cache_alloc+0x315/0x370 [ 36.827805] sock_alloc_inode+0x5f/0x250 [ 36.831851] ? sock_destroy_inode+0x60/0x60 [ 36.836170] alloc_inode+0x5d/0x180 [ 36.839787] new_inode_pseudo+0x14/0xe0 [ 36.843753] sock_alloc+0x3c/0x260 [ 36.847294] __sock_create+0xba/0x740 [ 36.851096] __sys_socket+0xef/0x200 [ 36.854794] ? move_addr_to_kernel+0x70/0x70 [ 36.859190] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 36.864541] ? trace_hardirqs_off_caller+0x6e/0x210 [ 36.869756] __x64_sys_socket+0x6f/0xb0 [ 36.873719] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 36.878284] do_syscall_64+0xf9/0x620 [ 36.882067] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.887250] RIP: 0033:0x7f534ddf16e9 [ 36.890956] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 36.909843] RSP: 002b:00007fff1441d7f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 36.917546] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f534ddf16e9 [ 36.924795] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 36.932047] RBP: 00007fff1441d840 R08: 0000000000000001 R09: 0000000000000020 [ 36.939312] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 36.946565] R13: 00007fff1441d860 R14: 00007fff1441d850 R15: 00007fff1441d82c executing program [ 36.966618] socket: no more sockets [ 36.976767] FAULT_INJECTION: forcing a failure. [ 36.976767] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 36.988629] CPU: 1 PID: 8358 Comm: syz-executor547 Not tainted 4.19.211-syzkaller #0 [ 36.996493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.005830] Call Trace: [ 37.008423] dump_stack+0x1fc/0x2ef [ 37.012036] should_fail.cold+0xa/0xf [ 37.015819] ? setup_fault_attr+0x200/0x200 [ 37.020128] ? tun_get_user+0x23d3/0x5100 [ 37.024264] __alloc_pages_nodemask+0x239/0x2890 [ 37.028999] ? tun_get_user+0x210c/0x5100 [ 37.033137] ? check_preemption_disabled+0x41/0x280 [ 37.038135] ? check_preemption_disabled+0x41/0x280 [ 37.043137] ? __lock_acquire+0x6de/0x3ff0 [ 37.047356] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 37.052212] ? lock_downgrade+0x720/0x720 [ 37.056359] ? check_preemption_disabled+0x41/0x280 [ 37.061359] ? check_preemption_disabled+0x41/0x280 [ 37.066363] cache_grow_begin+0xa4/0x8a0 [ 37.070407] ? setup_fault_attr+0x200/0x200 [ 37.074712] ? lock_acquire+0x170/0x3c0 [ 37.078678] cache_alloc_refill+0x273/0x340 [ 37.082992] kmem_cache_alloc+0x346/0x370 [ 37.087126] ? sock_destroy_inode+0x60/0x60 [ 37.091430] sock_alloc_inode+0x19/0x250 [ 37.095487] ? sock_destroy_inode+0x60/0x60 [ 37.099789] alloc_inode+0x5d/0x180 [ 37.103397] new_inode_pseudo+0x14/0xe0 [ 37.107377] sock_alloc+0x3c/0x260 [ 37.110896] __sock_create+0xba/0x740 [ 37.114683] __sys_socket+0xef/0x200 [ 37.118380] ? move_addr_to_kernel+0x70/0x70 [ 37.122773] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 37.128119] ? trace_hardirqs_off_caller+0x6e/0x210 [ 37.133129] __x64_sys_socket+0x6f/0xb0 [ 37.137094] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 37.142192] do_syscall_64+0xf9/0x620 [ 37.145981] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.151166] RIP: 0033:0x7f534ddf16e9 [ 37.154871] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 37.173766] RSP: 002b:00007fff1441d7f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 37.181461] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f534ddf16e9 [ 37.188726] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000010 [ 37.196412] RBP: 00007fff1441d840 R08: 0000000000000001 R09: 0000000000000020 [ 37.203662] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 executing program [ 37.210964] R13: 00007fff1441d860 R14: 00007fff1441d850 R15: 00007fff1441d82c [ 37.226170] device syz_tun entered promiscuous mode [ 37.232240] device batadv_slave_0 entered promiscuous mode [ 37.244455] FAULT_INJECTION: forcing a failure. [ 37.244455] name failslab, interval 1, probability 0, space 0, times 0 [ 37.255790] CPU: 0 PID: 8361 Comm: syz-executor547 Not tainted 4.19.211-syzkaller #0 [ 37.263658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.272998] Call Trace: [ 37.275576] dump_stack+0x1fc/0x2ef [ 37.279186] should_fail.cold+0xa/0xf [ 37.282984] ? setup_fault_attr+0x200/0x200 [ 37.287308] ? __lock_acquire+0x6de/0x3ff0 [ 37.291526] ? should_fail+0x142/0x7b0 [ 37.295410] __should_failslab+0x115/0x180 [ 37.299644] should_failslab+0x5/0x10 [ 37.303445] kmem_cache_alloc_node+0x54/0x3b0 [ 37.307937] __alloc_skb+0x71/0x560 [ 37.311555] __pskb_copy_fclone+0x10c/0xcc0 [ 37.315862] ? hsr_get_node+0x296/0x530 [ 37.319820] hsr_forward_skb+0x1504/0x1c30 [ 37.324045] hsr_handle_frame+0x33b/0x640 [ 37.328185] ? hsr_nl_nodedown+0x3c0/0x3c0 [ 37.332405] __netif_receive_skb_core+0x929/0x3270 [ 37.337319] ? mark_held_locks+0xf0/0xf0 [ 37.341362] ? do_xdp_generic.part.0+0x1a0/0x1a0 [ 37.346098] ? __lock_acquire+0x6de/0x3ff0 [ 37.350313] ? mark_held_locks+0xf0/0xf0 [ 37.354352] ? lock_downgrade+0x720/0x720 [ 37.358595] ? lock_acquire+0x170/0x3c0 [ 37.362557] ? netif_receive_skb_internal+0x1da/0x3f0 [ 37.367736] __netif_receive_skb_one_core+0xae/0x180 [ 37.372826] ? __netif_receive_skb_core+0x3270/0x3270 [ 37.378003] ? lock_acquire+0x170/0x3c0 [ 37.381961] ? netif_receive_skb_internal+0x6e/0x3f0 [ 37.387046] __netif_receive_skb+0x27/0x1c0 [ 37.391353] netif_receive_skb_internal+0xf0/0x3f0 [ 37.396263] ? __netif_receive_skb+0x1c0/0x1c0 [ 37.400831] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 37.405830] tun_rx_batched.isra.0+0x472/0x740 [ 37.410405] ? tun_xdp+0x310/0x310 [ 37.413929] ? tun_get_user+0x2c99/0x5100 [ 37.418067] ? lock_acquire+0x170/0x3c0 [ 37.422166] ? tun_get_user+0x210c/0x5100 [ 37.426305] ? check_preemption_disabled+0x41/0x280 [ 37.431398] tun_get_user+0x2ee5/0x5100 [ 37.435447] ? tun_chr_read_iter+0x250/0x250 [ 37.439837] ? aa_file_perm+0x417/0xd20 [ 37.443819] ? lock_downgrade+0x720/0x720 [ 37.447960] ? check_preemption_disabled+0x41/0x280 [ 37.452970] ? check_preemption_disabled+0x41/0x280 [ 37.457978] tun_chr_write_iter+0xdb/0x1d0 [ 37.462205] __vfs_write+0x51b/0x770 [ 37.465906] ? kernel_read+0x110/0x110 [ 37.469785] ? vfs_write+0x3d7/0x540 [ 37.473485] ? security_file_permission+0x1c0/0x220 [ 37.478485] vfs_write+0x1f3/0x540 [ 37.482008] ksys_write+0x12b/0x2a0 [ 37.485623] ? __ia32_sys_read+0xb0/0xb0 [ 37.489664] ? trace_hardirqs_off_caller+0x6e/0x210 [ 37.494662] ? do_syscall_64+0x21/0x620 [ 37.498627] do_syscall_64+0xf9/0x620 [ 37.502410] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.507578] RIP: 0033:0x7f534ddb2f73 [ 37.511283] Code: e9 0e ec ff ff bf 01 00 00 00 e8 a8 6f 00 00 0f 1f 84 00 00 00 00 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 37.530187] RSP: 002b:00007fff1441d7f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 37.537886] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f534ddb2f73 [ 37.545138] RDX: 000000000000000e RSI: 0000000020000100 RDI: 00000000000000c8 [ 37.552398] RBP: 00007fff1441d840 R08: 0000000000000000 R09: 0000000000000001 [ 37.559645] R10: 00007fff1441d597 R11: 0000000000000246 R12: 0000000000000003 [ 37.566893] R13: 00007fff1441d860 R14: 00007fff1441d850 R15: 00007fff1441d82c [ 37.574300] kasan: CONFIG_KASAN_INLINE enabled [ 37.578986] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 37.586405] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 37.592633] CPU: 0 PID: 8361 Comm: syz-executor547 Not tainted 4.19.211-syzkaller #0 [ 37.600508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.609858] RIP: 0010:skb_clone+0xe9/0x3d0 [ 37.614074] Code: e8 bc 85 f1 fa 84 db 0f 85 f4 00 00 00 e8 7f 84 f1 fa 4c 8d bd 8e 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 c1 ea 03 <0f> b6 04 02 4c 89 fa 83 e2 07 38 d0 7f 08 84 c0 0f 85 7a 02 00 00 [ 37.632995] RSP: 0018:ffff8880af78f5b8 EFLAGS: 00010207 [ 37.638333] RAX: dffffc0000000000 RBX: ffff8880aa080ed0 RCX: 0000000000000000 [ 37.645582] RDX: 0000000000000011 RSI: ffffffff867100f1 RDI: 0000000000000000 [ 37.652828] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 37.660165] R10: 0000000000000005 R11: 0000000000000000 R12: ffff88809cd2b8a0 [ 37.667414] R13: 0000000000480020 R14: ffff88809cd2b880 R15: 000000000000008e [ 37.674666] FS: 0000555557393300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 37.682868] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.688726] CR2: 00007f534de522c4 CR3: 000000009f53f000 CR4: 00000000003406f0 [ 37.695975] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.703220] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.710462] Call Trace: [ 37.713036] hsr_forward_skb+0xf54/0x1c30 [ 37.717173] hsr_handle_frame+0x33b/0x640 [ 37.721309] ? hsr_nl_nodedown+0x3c0/0x3c0 [ 37.725526] __netif_receive_skb_core+0x929/0x3270 [ 37.730443] ? mark_held_locks+0xf0/0xf0 [ 37.734486] ? do_xdp_generic.part.0+0x1a0/0x1a0 [ 37.739224] ? __lock_acquire+0x6de/0x3ff0 [ 37.743446] ? mark_held_locks+0xf0/0xf0 [ 37.747504] ? lock_downgrade+0x720/0x720 [ 37.751632] ? lock_acquire+0x170/0x3c0 [ 37.755586] ? netif_receive_skb_internal+0x1da/0x3f0 [ 37.760767] __netif_receive_skb_one_core+0xae/0x180 [ 37.765881] ? __netif_receive_skb_core+0x3270/0x3270 [ 37.771053] ? lock_acquire+0x170/0x3c0 [ 37.775015] ? netif_receive_skb_internal+0x6e/0x3f0 [ 37.780097] __netif_receive_skb+0x27/0x1c0 [ 37.784404] netif_receive_skb_internal+0xf0/0x3f0 [ 37.789310] ? __netif_receive_skb+0x1c0/0x1c0 [ 37.793874] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 37.798873] tun_rx_batched.isra.0+0x472/0x740 [ 37.803436] ? tun_xdp+0x310/0x310 [ 37.806957] ? tun_get_user+0x2c99/0x5100 [ 37.811098] ? lock_acquire+0x170/0x3c0 [ 37.815050] ? tun_get_user+0x210c/0x5100 [ 37.819183] ? check_preemption_disabled+0x41/0x280 [ 37.824266] tun_get_user+0x2ee5/0x5100 [ 37.828225] ? tun_chr_read_iter+0x250/0x250 [ 37.832609] ? aa_file_perm+0x417/0xd20 [ 37.836566] ? lock_downgrade+0x720/0x720 [ 37.840697] ? check_preemption_disabled+0x41/0x280 [ 37.845698] ? check_preemption_disabled+0x41/0x280 [ 37.850696] tun_chr_write_iter+0xdb/0x1d0 [ 37.854916] __vfs_write+0x51b/0x770 [ 37.858612] ? kernel_read+0x110/0x110 [ 37.862486] ? vfs_write+0x3d7/0x540 [ 37.866191] ? security_file_permission+0x1c0/0x220 [ 37.871188] vfs_write+0x1f3/0x540 [ 37.874710] ksys_write+0x12b/0x2a0 [ 37.878323] ? __ia32_sys_read+0xb0/0xb0 [ 37.882370] ? trace_hardirqs_off_caller+0x6e/0x210 [ 37.887369] ? do_syscall_64+0x21/0x620 [ 37.891320] do_syscall_64+0xf9/0x620 [ 37.895097] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 37.900262] RIP: 0033:0x7f534ddb2f73 [ 37.903960] Code: e9 0e ec ff ff bf 01 00 00 00 e8 a8 6f 00 00 0f 1f 84 00 00 00 00 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 37.922843] RSP: 002b:00007fff1441d7f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 37.930538] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f534ddb2f73 [ 37.937871] RDX: 000000000000000e RSI: 0000000020000100 RDI: 00000000000000c8 [ 37.945115] RBP: 00007fff1441d840 R08: 0000000000000000 R09: 0000000000000001 [ 37.952368] R10: 00007fff1441d597 R11: 0000000000000246 R12: 0000000000000003 [ 37.959619] R13: 00007fff1441d860 R14: 00007fff1441d850 R15: 00007fff1441d82c [ 37.966869] Modules linked in: [ 37.970131] ---[ end trace 418dabf69e2b8c19 ]--- [ 37.974937] RIP: 0010:skb_clone+0xe9/0x3d0 [ 37.979178] Code: e8 bc 85 f1 fa 84 db 0f 85 f4 00 00 00 e8 7f 84 f1 fa 4c 8d bd 8e 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48 c1 ea 03 <0f> b6 04 02 4c 89 fa 83 e2 07 38 d0 7f 08 84 c0 0f 85 7a 02 00 00 [ 37.998120] RSP: 0018:ffff8880af78f5b8 EFLAGS: 00010207 [ 38.003512] RAX: dffffc0000000000 RBX: ffff8880aa080ed0 RCX: 0000000000000000 [ 38.010935] RDX: 0000000000000011 RSI: ffffffff867100f1 RDI: 0000000000000000 [ 38.018226] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 38.025522] R10: 0000000000000005 R11: 0000000000000000 R12: ffff88809cd2b8a0 [ 38.032840] R13: 0000000000480020 R14: ffff88809cd2b880 R15: 000000000000008e [ 38.040192] FS: 0000555557393300(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 38.048430] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.054336] CR2: 00007f534de522c4 CR3: 000000009f53f000 CR4: 00000000003406f0 [ 38.061689] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.068981] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.076295] Kernel panic - not syncing: Fatal exception in interrupt [ 38.083104] Kernel Offset: disabled [ 38.086952] Rebooting in 86400 seconds..