Warning: Permanently added '[localhost]:45625' (ED25519) to the list of known hosts. executing program syzkaller login: [ 84.678444][ T5315] loop0: detected capacity change from 0 to 736 [ 84.859491][ T5315] infiniband syz1: set active [ 84.873110][ T5315] infiniband syz1: added syz_tun [ 84.939429][ T5315] RDS/IB: syz1: added [ 84.941553][ T5315] smc: adding ib device syz1 with port count 1 [ 84.962773][ T5315] smc: ib device syz1 port 1 has pnetid [ 85.319437][ C0] ------------[ cut here ]------------ [ 85.321758][ C0] WARNING: CPU: 0 PID: 1088 at drivers/infiniband/sw/rxe/rxe_net.c:357 rxe_skb_tx_dtor+0x8b/0x2a0 [ 85.326085][ C0] Modules linked in: [ 85.327676][ C0] CPU: 0 UID: 0 PID: 1088 Comm: kworker/u4:9 Not tainted 6.16.0-rc3-syzkaller-00072-gee88bddf7f2f #0 PREEMPT(full) [ 85.332756][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 85.338461][ C0] Workqueue: rxe_wq do_work [ 85.340608][ C0] RIP: 0010:rxe_skb_tx_dtor+0x8b/0x2a0 [ 85.343165][ C0] Code: 80 3c 20 00 74 08 4c 89 ff e8 61 65 81 f9 4d 8b 37 44 89 f6 83 e6 01 31 ff e8 71 e6 1d f9 41 f6 c6 01 75 0e e8 86 e1 1d f9 90 <0f> 0b 90 e9 b4 01 00 00 4c 89 ff e8 75 89 fd 01 48 89 c7 be 0e 00 [ 85.351716][ C0] RSP: 0018:ffffc900000079e8 EFLAGS: 00010246 [ 85.354725][ C0] RAX: ffffffff88a26cea RBX: ffff888048886000 RCX: ffff8880330b4880 [ 85.358358][ C0] RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000 [ 85.361907][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff887bc1c4 [ 85.365605][ C0] R10: dffffc0000000000 R11: ffffffff88a26c60 R12: dffffc0000000000 [ 85.369375][ C0] R13: 1ffff11009110c0b R14: 0000000000025820 R15: ffff888033430000 [ 85.373369][ C0] FS: 0000000000000000(0000) GS:ffff88808d251000(0000) knlGS:0000000000000000 [ 85.377264][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.380141][ C0] CR2: 00007ffd7005cfa8 CR3: 0000000047588000 CR4: 0000000000352ef0 [ 85.384038][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 85.387717][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 85.391226][ C0] Call Trace: [ 85.392838][ C0] [ 85.394152][ C0] skb_release_head_state+0xfe/0x250 [ 85.396712][ C0] napi_consume_skb+0xd2/0x1e0 [ 85.398938][ C0] e1000_clean+0x49d/0x2b00 [ 85.401044][ C0] ? __pfx_e1000_clean+0x10/0x10 [ 85.403377][ C0] __napi_poll+0xc4/0x480 [ 85.405369][ C0] ? net_rx_action+0x46d/0xe30 [ 85.407585][ C0] net_rx_action+0x707/0xe30 [ 85.409727][ C0] ? __pfx_net_rx_action+0x10/0x10 [ 85.412256][ C0] handle_softirqs+0x286/0x870 [ 85.414524][ C0] ? do_softirq+0xec/0x180 [ 85.416581][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 85.418990][ C0] ? __common_interrupt+0x163/0x250 [ 85.421358][ C0] ? __dev_queue_xmit+0x27e/0x3a70 [ 85.424116][ C0] do_softirq+0xec/0x180 [ 85.426322][ C0] [ 85.427660][ C0] [ 85.428993][ C0] ? __pfx_do_softirq+0x10/0x10 [ 85.431282][ C0] ? do_raw_spin_unlock+0x4d/0x240 [ 85.433744][ C0] ? lockdep_softirqs_on+0x13b/0x1c0 [ 85.436185][ C0] __local_bh_enable_ip+0x17d/0x1c0 [ 85.438599][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 85.441402][ C0] ? __dev_queue_xmit+0x27e/0x3a70 [ 85.443968][ C0] ? __dev_queue_xmit+0x27e/0x3a70 [ 85.446321][ C0] ? __dev_queue_xmit+0x27e/0x3a70 [ 85.448659][ C0] __dev_queue_xmit+0x1cd7/0x3a70 [ 85.450986][ C0] ? __dev_queue_xmit+0x27e/0x3a70 [ 85.453716][ C0] ? __pfx___dev_queue_xmit+0x10/0x10 [ 85.456200][ C0] ? read_seqbegin+0x122/0x250 [ 85.458463][ C0] ? neigh_resolve_output+0x438/0x750 [ 85.460925][ C0] ? lockdep_hardirqs_on+0x9c/0x150 [ 85.463461][ C0] ? read_seqbegin+0x1ac/0x250 [ 85.465589][ C0] ? __pfx_read_seqbegin+0x10/0x10 [ 85.467944][ C0] ? __local_bh_enable_ip+0x12d/0x1c0 [ 85.470531][ C0] ? eth_header+0x11b/0x200 [ 85.472699][ C0] ? __asan_memcpy+0x40/0x70 [ 85.474834][ C0] ? eth_header+0x11b/0x200 [ 85.477024][ C0] ? __pfx_eth_header+0x10/0x10 [ 85.479433][ C0] ? neigh_resolve_output+0x624/0x750 [ 85.481902][ C0] ip6_finish_output2+0x11fb/0x16a0 [ 85.484385][ C0] ? ip6_finish_output2+0x701/0x16a0 [ 85.486792][ C0] ? __pfx_ip6_finish_output2+0x10/0x10 [ 85.489404][ C0] ? ip6_mtu+0x7d/0x3f0 [ 85.491531][ C0] ? ip6_mtu+0x7d/0x3f0 [ 85.493714][ C0] ip6_finish_output+0x234/0x7d0 [ 85.495974][ C0] rxe_xmit_packet+0x79e/0xa30 [ 85.498199][ C0] ? __pfx_rxe_xmit_packet+0x10/0x10 [ 85.500603][ C0] rxe_requester+0x1fea/0x3d20 [ 85.502809][ C0] ? __pfx_rxe_requester+0x10/0x10 [ 85.505258][ C0] ? lockdep_hardirqs_on+0x9c/0x150 [ 85.507734][ C0] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 85.510422][ C0] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 85.513502][ C0] ? __pfx_rxe_sender+0x10/0x10 [ 85.515693][ C0] rxe_sender+0x16/0x50 [ 85.517548][ C0] do_work+0x1b1/0x6c0 [ 85.519455][ C0] ? process_scheduled_works+0x9ef/0x17b0 [ 85.522283][ C0] process_scheduled_works+0xae1/0x17b0 [ 85.525002][ C0] ? __pfx_process_scheduled_works+0x10/0x10 [ 85.527774][ C0] worker_thread+0x8a0/0xda0 [ 85.529972][ C0] kthread+0x70e/0x8a0 [ 85.531956][ C0] ? __pfx_worker_thread+0x10/0x10 [ 85.534677][ C0] ? __pfx_kthread+0x10/0x10 [ 85.536994][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 85.539340][ C0] ? lockdep_hardirqs_on+0x9c/0x150 [ 85.541659][ C0] ? __pfx_kthread+0x10/0x10 [ 85.543882][ C0] ret_from_fork+0x3fc/0x770 [ 85.545962][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 85.548385][ C0] ? __pfx_kthread+0x10/0x10 [ 85.550663][ C0] ret_from_fork_asm+0x1a/0x30 [ 85.553077][ C0] [ 85.554531][ C0] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 85.557836][ C0] CPU: 0 UID: 0 PID: 1088 Comm: kworker/u4:9 Not tainted 6.16.0-rc3-syzkaller-00072-gee88bddf7f2f #0 PREEMPT(full) [ 85.563201][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 85.567737][ C0] Workqueue: rxe_wq do_work [ 85.569689][ C0] Call Trace: [ 85.571134][ C0] [ 85.572381][ C0] dump_stack_lvl+0x99/0x250 [ 85.574373][ C0] ? __asan_memcpy+0x40/0x70 [ 85.576498][ C0] ? __pfx_dump_stack_lvl+0x10/0x10 [ 85.578890][ C0] ? __pfx__printk+0x10/0x10 [ 85.581154][ C0] panic+0x2db/0x790 [ 85.582997][ C0] ? __pfx_panic+0x10/0x10 [ 85.585020][ C0] ? show_trace_log_lvl+0x4fb/0x550 [ 85.587352][ C0] ? ret_from_fork_asm+0x1a/0x30 [ 85.589638][ C0] __warn+0x31b/0x4b0 [ 85.591516][ C0] ? rxe_skb_tx_dtor+0x8b/0x2a0 [ 85.593842][ C0] ? rxe_skb_tx_dtor+0x8b/0x2a0 [ 85.596227][ C0] report_bug+0x2be/0x4f0 [ 85.598146][ C0] ? rxe_skb_tx_dtor+0x8b/0x2a0 [ 85.600362][ C0] ? rxe_skb_tx_dtor+0x8b/0x2a0 [ 85.602684][ C0] ? rxe_skb_tx_dtor+0x8d/0x2a0 [ 85.604808][ C0] handle_bug+0x84/0x160 [ 85.606776][ C0] exc_invalid_op+0x1a/0x50 [ 85.608937][ C0] asm_exc_invalid_op+0x1a/0x20 [ 85.611168][ C0] RIP: 0010:rxe_skb_tx_dtor+0x8b/0x2a0 [ 85.613649][ C0] Code: 80 3c 20 00 74 08 4c 89 ff e8 61 65 81 f9 4d 8b 37 44 89 f6 83 e6 01 31 ff e8 71 e6 1d f9 41 f6 c6 01 75 0e e8 86 e1 1d f9 90 <0f> 0b 90 e9 b4 01 00 00 4c 89 ff e8 75 89 fd 01 48 89 c7 be 0e 00 [ 85.621829][ C0] RSP: 0018:ffffc900000079e8 EFLAGS: 00010246 [ 85.624473][ C0] RAX: ffffffff88a26cea RBX: ffff888048886000 RCX: ffff8880330b4880 [ 85.627946][ C0] RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000 [ 85.631559][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff887bc1c4 [ 85.634951][ C0] R10: dffffc0000000000 R11: ffffffff88a26c60 R12: dffffc0000000000 [ 85.639360][ C0] R13: 1ffff11009110c0b R14: 0000000000025820 R15: ffff888033430000 [ 85.644072][ C0] ? __pfx_rxe_skb_tx_dtor+0x10/0x10 [ 85.646983][ C0] ? ib_device_get_by_netdev+0x84/0x4d0 [ 85.649966][ C0] ? rxe_skb_tx_dtor+0x8a/0x2a0 [ 85.652267][ C0] ? rxe_skb_tx_dtor+0x8a/0x2a0 [ 85.654409][ C0] skb_release_head_state+0xfe/0x250 [ 85.656675][ C0] napi_consume_skb+0xd2/0x1e0 [ 85.658958][ C0] e1000_clean+0x49d/0x2b00 [ 85.661189][ C0] ? __pfx_e1000_clean+0x10/0x10 [ 85.663321][ C0] __napi_poll+0xc4/0x480 [ 85.665229][ C0] ? net_rx_action+0x46d/0xe30 [ 85.667237][ C0] net_rx_action+0x707/0xe30 [ 85.669220][ C0] ? __pfx_net_rx_action+0x10/0x10 [ 85.671572][ C0] handle_softirqs+0x286/0x870 [ 85.674504][ C0] ? do_softirq+0xec/0x180 [ 85.676804][ C0] ? __pfx_handle_softirqs+0x10/0x10 [ 85.679302][ C0] ? __common_interrupt+0x163/0x250 [ 85.681568][ C0] ? __dev_queue_xmit+0x27e/0x3a70 [ 85.683846][ C0] do_softirq+0xec/0x180 [ 85.685757][ C0] [ 85.687087][ C0] [ 85.688394][ C0] ? __pfx_do_softirq+0x10/0x10 [ 85.690732][ C0] ? do_raw_spin_unlock+0x4d/0x240 [ 85.693299][ C0] ? lockdep_softirqs_on+0x13b/0x1c0 [ 85.695986][ C0] __local_bh_enable_ip+0x17d/0x1c0 [ 85.698312][ C0] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 85.700756][ C0] ? __dev_queue_xmit+0x27e/0x3a70 [ 85.702930][ C0] ? __dev_queue_xmit+0x27e/0x3a70 [ 85.705150][ C0] ? __dev_queue_xmit+0x27e/0x3a70 [ 85.707336][ C0] __dev_queue_xmit+0x1cd7/0x3a70 [ 85.709547][ C0] ? __dev_queue_xmit+0x27e/0x3a70 [ 85.711934][ C0] ? __pfx___dev_queue_xmit+0x10/0x10 [ 85.714223][ C0] ? read_seqbegin+0x122/0x250 [ 85.716296][ C0] ? neigh_resolve_output+0x438/0x750 [ 85.718632][ C0] ? lockdep_hardirqs_on+0x9c/0x150 [ 85.721018][ C0] ? read_seqbegin+0x1ac/0x250 [ 85.723084][ C0] ? __pfx_read_seqbegin+0x10/0x10 [ 85.725408][ C0] ? __local_bh_enable_ip+0x12d/0x1c0 [ 85.727852][ C0] ? eth_header+0x11b/0x200 [ 85.729941][ C0] ? __asan_memcpy+0x40/0x70 [ 85.731990][ C0] ? eth_header+0x11b/0x200 [ 85.734024][ C0] ? __pfx_eth_header+0x10/0x10 [ 85.736196][ C0] ? neigh_resolve_output+0x624/0x750 [ 85.738540][ C0] ip6_finish_output2+0x11fb/0x16a0 [ 85.740938][ C0] ? ip6_finish_output2+0x701/0x16a0 [ 85.743303][ C0] ? __pfx_ip6_finish_output2+0x10/0x10 [ 85.745712][ C0] ? ip6_mtu+0x7d/0x3f0 [ 85.747529][ C0] ? ip6_mtu+0x7d/0x3f0 [ 85.749315][ C0] ip6_finish_output+0x234/0x7d0 [ 85.751513][ C0] rxe_xmit_packet+0x79e/0xa30 [ 85.753931][ C0] ? __pfx_rxe_xmit_packet+0x10/0x10 [ 85.756476][ C0] rxe_requester+0x1fea/0x3d20 [ 85.758587][ C0] ? __pfx_rxe_requester+0x10/0x10 [ 85.760775][ C0] ? lockdep_hardirqs_on+0x9c/0x150 [ 85.763018][ C0] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 85.765715][ C0] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 85.768676][ C0] ? __pfx_rxe_sender+0x10/0x10 [ 85.770952][ C0] rxe_sender+0x16/0x50 [ 85.772799][ C0] do_work+0x1b1/0x6c0 [ 85.774559][ C0] ? process_scheduled_works+0x9ef/0x17b0 [ 85.777071][ C0] process_scheduled_works+0xae1/0x17b0 [ 85.779470][ C0] ? __pfx_process_scheduled_works+0x10/0x10 [ 85.782380][ C0] worker_thread+0x8a0/0xda0 [ 85.784744][ C0] kthread+0x70e/0x8a0 [ 85.786541][ C0] ? __pfx_worker_thread+0x10/0x10 [ 85.788697][ C0] ? __pfx_kthread+0x10/0x10 [ 85.790633][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 85.792848][ C0] ? lockdep_hardirqs_on+0x9c/0x150 [ 85.794985][ C0] ? __pfx_kthread+0x10/0x10 [ 85.796982][ C0] ret_from_fork+0x3fc/0x770 [ 85.798930][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 85.801150][ C0] ? __pfx_kthread+0x10/0x10 [ 85.803189][ C0] ret_from_fork_asm+0x1a/0x30 [ 85.805463][ C0] [ 85.807236][ C0] Kernel Offset: disabled [ 85.809219][ C0] Rebooting in 86400 seconds.. VM DIAGNOSIS: 20:54:08 Registers: info registers vcpu 0 CPU#0 RAX=000000000000004d RBX=000000000000004d RCX=0000000000000000 RDX=00000000000003f8 RSI=0000000000000000 RDI=0000000000000020 RBP=00000000000003f8 RSP=ffffc900000071d0 R8 =ffff888033798237 R9 =1ffff110066f3046 R10=dffffc0000000000 R11=ffffffff85474610 R12=dffffc0000000000 R13=ffffffff99ac38e9 R14=ffffffff99dc8760 R15=0000000000000000 RIP=ffffffff8547468c RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 ffffffff 00c00000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 ffffffff 00c00000 FS =0000 0000000000000000 ffffffff 00c00000 GS =0000 ffff88808d251000 ffffffff 00c00000 LDT=0000 0000000000000000 ffffffff 00c00000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd7005cfa8 CR3=0000000047588000 CR4=00352ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000fffe0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 Opmask00=00000000ffffffff Opmask01=000000000000007f Opmask02=000000000000007f Opmask03=0000000000000000 Opmask04=0000000000000000 Opmask05=0000000000000000 Opmask06=0000000000000000 Opmask07=0000000000000000 ZMM00=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000000aaa4da1b e2cf2acbdcdf5fbf ZMM01=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000000a32c89fd 0607fe42c1796dc0 ZMM02=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000000002a087270 6309e51ec37ef393 ZMM03=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000000486df83b b183327650b683ca ZMM04=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000008312f25 1716493e2ed6474d ZMM05=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000000486df83b b153aa09cae0aca7 ZMM06=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00007ffff8e67080 00007ffff8e66f00 ZMM07=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00000001db710640 b4e5b025f7011641 ZMM08=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM09=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM10=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM11=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM12=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM13=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM14=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM15=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM16=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM17=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 00303636396f7369 ZMM18=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM19=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM20=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM21=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM22=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM23=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM24=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM25=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM26=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM27=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM28=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM29=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM30=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 ZMM31=0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000