Warning: Permanently added '10.128.0.59' (ECDSA) to the list of known hosts. syzkaller login: [ 648.749024][ T28] audit: type=1400 audit(1594196245.662:8): avc: denied { execmem } for pid=6803 comm="syz-executor477" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 648.771361][ T6812] IPVS: ftp: loaded support on port[0] = 21 [ 648.784212][ T6810] IPVS: ftp: loaded support on port[0] = 21 [ 648.785721][ T6811] IPVS: ftp: loaded support on port[0] = 21 [ 648.814496][ T6813] IPVS: ftp: loaded support on port[0] = 21 [ 648.818168][ T6814] IPVS: ftp: loaded support on port[0] = 21 [ 648.830213][ T6815] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program executing program executing program executing program [ 648.977452][ T6902] IPVS: ftp: loaded support on port[0] = 21 [ 649.010531][ T6925] IPVS: ftp: loaded support on port[0] = 21 [ 649.066426][ T6946] IPVS: ftp: loaded support on port[0] = 21 [ 649.094265][ T6959] IPVS: ftp: loaded support on port[0] = 21 executing program [ 649.114161][ T6960] IPVS: ftp: loaded support on port[0] = 21 [ 649.118025][ T6966] IPVS: ftp: loaded support on port[0] = 21 [ 649.184512][ T6992] IPVS: ftp: loaded support on port[0] = 21 [ 649.224708][ T6854] tipc: TX() has been purged, node left! executing program executing program executing program [ 649.343861][ T7087] IPVS: ftp: loaded support on port[0] = 21 [ 649.375501][ T7097] IPVS: ftp: loaded support on port[0] = 21 executing program [ 649.396168][ T7102] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 649.468743][ T7141] IPVS: ftp: loaded support on port[0] = 21 [ 649.522221][ T7171] IPVS: ftp: loaded support on port[0] = 21 executing program [ 649.570923][ T7193] IPVS: ftp: loaded support on port[0] = 21 executing program [ 649.613483][ T7219] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 649.692701][ T7255] IPVS: ftp: loaded support on port[0] = 21 [ 649.760246][ T7291] IPVS: ftp: loaded support on port[0] = 21 [ 649.765877][ T7285] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program [ 649.875913][ T7354] IPVS: ftp: loaded support on port[0] = 21 [ 649.896468][ T7357] IPVS: ftp: loaded support on port[0] = 21 [ 649.900746][ T7363] IPVS: ftp: loaded support on port[0] = 21 executing program [ 652.905212][ T7437] IPVS: ftp: loaded support on port[0] = 21 executing program [ 653.137961][ T7459] IPVS: ftp: loaded support on port[0] = 21 executing program [ 653.360497][ T7481] IPVS: ftp: loaded support on port[0] = 21 executing program [ 653.582523][ T7504] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program [ 653.755442][ T7520] IPVS: ftp: loaded support on port[0] = 21 [ 653.772623][ T7528] IPVS: ftp: loaded support on port[0] = 21 [ 653.800993][ T7530] IPVS: ftp: loaded support on port[0] = 21 [ 654.279218][ T6854] tipc: TX() has been purged, node left! executing program [ 654.412294][ T7630] IPVS: ftp: loaded support on port[0] = 21 [ 654.418165][ T6854] tipc: TX() has been purged, node left! [ 654.428551][ T6854] tipc: TX() has been purged, node left! [ 654.435280][ T6854] tipc: TX() has been purged, node left! executing program [ 654.478739][ T6854] tipc: TX() has been purged, node left! [ 654.486076][ T6854] tipc: TX() has been purged, node left! [ 654.493539][ T6854] tipc: TX() has been purged, node left! [ 654.500501][ T6854] tipc: TX() has been purged, node left! [ 654.506754][ T6854] tipc: TX() has been purged, node left! [ 654.513730][ T6854] tipc: TX() has been purged, node left! [ 654.528088][ T6854] tipc: TX() has been purged, node left! [ 654.535155][ T6854] tipc: TX() has been purged, node left! [ 654.536352][ T7652] IPVS: ftp: loaded support on port[0] = 21 [ 654.547468][ T6854] tipc: TX() has been purged, node left! [ 654.553947][ T6854] tipc: TX() has been purged, node left! [ 654.569765][ T6854] tipc: TX() has been purged, node left! executing program executing program [ 654.576965][ T6854] tipc: TX() has been purged, node left! [ 654.631614][ T6854] tipc: TX() has been purged, node left! [ 654.638996][ T7677] IPVS: ftp: loaded support on port[0] = 21 [ 654.657198][ T7678] IPVS: ftp: loaded support on port[0] = 21 executing program [ 657.084538][ T7746] IPVS: ftp: loaded support on port[0] = 21 executing program [ 657.371775][ T7768] IPVS: ftp: loaded support on port[0] = 21 executing program [ 657.553162][ T7778] IPVS: ftp: loaded support on port[0] = 21 executing program [ 658.373563][ T7786] IPVS: ftp: loaded support on port[0] = 21 executing program [ 659.019048][ T7829] IPVS: ftp: loaded support on port[0] = 21 executing program [ 659.134646][ T7837] IPVS: ftp: loaded support on port[0] = 21 executing program [ 659.306962][ T7863] IPVS: ftp: loaded support on port[0] = 21 executing program [ 659.470176][ T7899] IPVS: ftp: loaded support on port[0] = 21 executing program [ 659.623983][ T7933] IPVS: ftp: loaded support on port[0] = 21 executing program [ 660.220403][ T7973] IPVS: ftp: loaded support on port[0] = 21 executing program [ 662.706231][ T8008] IPVS: ftp: loaded support on port[0] = 21 executing program [ 662.940764][ T8030] IPVS: ftp: loaded support on port[0] = 21 executing program [ 663.144874][ T8052] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 663.352967][ T8075] IPVS: ftp: loaded support on port[0] = 21 [ 663.369070][ T8076] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 663.528843][ T8103] IPVS: ftp: loaded support on port[0] = 21 [ 663.611504][ T8118] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program [ 663.760167][ T8156] IPVS: ftp: loaded support on port[0] = 21 [ 663.824248][ T8175] IPVS: ftp: loaded support on port[0] = 21 [ 663.840905][ T8172] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program [ 664.015687][ T8234] IPVS: ftp: loaded support on port[0] = 21 [ 664.035999][ T8240] IPVS: ftp: loaded support on port[0] = 21 [ 664.085873][ T8242] IPVS: ftp: loaded support on port[0] = 21 executing program [ 664.288594][ T8298] IPVS: ftp: loaded support on port[0] = 21 executing program [ 664.475363][ T8332] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 664.646551][ T8368] IPVS: ftp: loaded support on port[0] = 21 [ 664.695291][ T8374] IPVS: ftp: loaded support on port[0] = 21 executing program [ 665.118603][ T8414] IPVS: ftp: loaded support on port[0] = 21 executing program [ 667.254349][ T8452] IPVS: ftp: loaded support on port[0] = 21 executing program [ 667.463579][ T8474] IPVS: ftp: loaded support on port[0] = 21 executing program [ 667.672866][ T8496] IPVS: ftp: loaded support on port[0] = 21 executing program [ 667.849993][ T6854] tipc: TX() has been purged, node left! [ 667.863629][ T6854] tipc: TX() has been purged, node left! [ 667.954239][ T8521] IPVS: ftp: loaded support on port[0] = 21 executing program [ 668.027086][ T6854] tipc: TX() has been purged, node left! [ 668.049024][ T6854] tipc: TX() has been purged, node left! [ 668.075526][ T6854] tipc: TX() has been purged, node left! executing program [ 668.110590][ T8543] IPVS: ftp: loaded support on port[0] = 21 [ 668.136446][ T6854] tipc: TX() has been purged, node left! [ 668.143886][ T6854] tipc: TX() has been purged, node left! [ 668.172798][ T6854] tipc: TX() has been purged, node left! [ 668.190731][ T8547] IPVS: ftp: loaded support on port[0] = 21 [ 668.199198][ T6854] tipc: TX() has been purged, node left! executing program [ 668.226276][ T6854] tipc: TX() has been purged, node left! executing program [ 668.290228][ T6854] tipc: TX() has been purged, node left! [ 668.298060][ T6854] tipc: TX() has been purged, node left! executing program [ 668.330521][ T6854] tipc: TX() has been purged, node left! [ 668.348342][ T8579] IPVS: ftp: loaded support on port[0] = 21 [ 668.370533][ T8589] IPVS: ftp: loaded support on port[0] = 21 [ 668.399829][ T6854] tipc: TX() has been purged, node left! [ 668.406303][ T6854] tipc: TX() has been purged, node left! [ 668.420269][ T6854] tipc: TX() has been purged, node left! [ 668.429145][ T6854] tipc: TX() has been purged, node left! executing program [ 668.455604][ T6854] tipc: TX() has been purged, node left! [ 668.477843][ T8595] IPVS: ftp: loaded support on port[0] = 21 executing program [ 668.584571][ T8633] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 668.675380][ T8662] IPVS: ftp: loaded support on port[0] = 21 [ 668.726733][ T8675] IPVS: ftp: loaded support on port[0] = 21 [ 668.745614][ T8681] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 668.909493][ T8743] IPVS: ftp: loaded support on port[0] = 21 executing program [ 668.977259][ T8771] IPVS: ftp: loaded support on port[0] = 21 executing program [ 669.072045][ T8799] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 669.137328][ T8823] IPVS: ftp: loaded support on port[0] = 21 [ 669.198714][ T8849] IPVS: ftp: loaded support on port[0] = 21 [ 669.239658][ T8851] IPVS: ftp: loaded support on port[0] = 21 executing program [ 669.404513][ T8885] IPVS: ftp: loaded support on port[0] = 21 executing program [ 671.564539][ T8979] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 672.759609][ T9005] IPVS: ftp: loaded support on port[0] = 21 [ 672.877628][ T9007] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 674.357983][ T9081] IPVS: ftp: loaded support on port[0] = 21 [ 674.383363][ T9083] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 674.569919][ T9115] IPVS: ftp: loaded support on port[0] = 21 [ 674.611196][ T9121] IPVS: ftp: loaded support on port[0] = 21 executing program [ 674.873168][ T9167] IPVS: ftp: loaded support on port[0] = 21 executing program [ 676.113754][ T9217] IPVS: ftp: loaded support on port[0] = 21 executing program [ 676.329696][ T9239] IPVS: ftp: loaded support on port[0] = 21 executing program [ 676.591510][ T9261] IPVS: ftp: loaded support on port[0] = 21 executing program [ 676.820506][ T9283] IPVS: ftp: loaded support on port[0] = 21 executing program [ 677.070607][ T9305] IPVS: ftp: loaded support on port[0] = 21 executing program executing program executing program [ 677.321846][ T9327] IPVS: ftp: loaded support on port[0] = 21 [ 677.356123][ T9329] IPVS: ftp: loaded support on port[0] = 21 [ 677.408475][ T9331] IPVS: ftp: loaded support on port[0] = 21 executing program [ 678.547337][ T9417] IPVS: ftp: loaded support on port[0] = 21 executing program [ 678.807493][ T9439] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 679.020617][ T9459] IPVS: ftp: loaded support on port[0] = 21 [ 679.055788][ T9463] IPVS: ftp: loaded support on port[0] = 21 executing program [ 679.226895][ T9491] IPVS: ftp: loaded support on port[0] = 21 [ 679.266650][ T9463] general protection fault, probably for non-canonical address 0xdffffc0000000080: 0000 [#1] PREEMPT SMP KASAN [ 679.278391][ T9463] KASAN: null-ptr-deref in range [0x0000000000000400-0x0000000000000407] [ 679.286795][ T9463] CPU: 1 PID: 9463 Comm: syz-executor477 Not tainted 5.8.0-rc3-syzkaller #0 [ 679.295449][ T9463] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 679.305698][ T9463] RIP: 0010:free_netdev+0x41/0x480 [ 679.310813][ T9463] Code: d2 be 2b 27 00 00 48 c7 c7 c0 58 fd 88 e8 27 0f 1d fb 48 8d bd 00 04 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 f4 03 00 00 48 8b bd 00 04 00 00 e8 a9 77 6a fb [ 679.330495][ T9463] RSP: 0018:ffffc90007b77c10 EFLAGS: 00010202 [ 679.336636][ T9463] RAX: dffffc0000000000 RBX: ffff888082a4a000 RCX: ffffffff86f87bbb [ 679.344682][ T9463] RDX: 0000000000000080 RSI: ffffffff89bc10c0 RDI: 0000000000000400 [ 679.352645][ T9463] RBP: 0000000000000000 R08: 0000000000000001 R09: ffff88809f4ce2e3 [ 679.360607][ T9463] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000fffffff4 [ 679.368569][ T9463] R13: ffff88809032d410 R14: ffff8880a2790800 R15: ffff8880a7ea36b8 [ 679.376529][ T9463] FS: 00007f5a66d53700(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 679.385445][ T9463] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 679.392101][ T9463] CR2: 0000000000000000 CR3: 00000000a1f8c000 CR4: 00000000001406e0 [ 679.400062][ T9463] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 679.408024][ T9463] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 679.415988][ T9463] Call Trace: [ 679.419381][ T9463] ip6gre_init_net+0x546/0x610 [ 679.424137][ T9463] ? ip6gre_tunnel_uninit+0x420/0x420 [ 679.429538][ T9463] ops_init+0xaf/0x470 [ 679.433603][ T9463] setup_net+0x2d8/0x850 [ 679.437923][ T9463] ? ops_init+0x470/0x470 [ 679.442350][ T9463] ? trace_kmalloc+0xfd/0x130 [ 679.447058][ T9463] ? kmem_cache_alloc_trace+0x168/0x2d0 [ 679.452596][ T9463] copy_net_ns+0x2cf/0x5e0 [ 679.457090][ T9463] create_new_namespaces+0x3f6/0xb10 [ 679.462370][ T9463] unshare_nsproxy_namespaces+0xbd/0x1f0 [ 679.468085][ T9463] ksys_unshare+0x36c/0x9a0 [ 679.472618][ T9463] ? __x64_sys_futex+0x378/0x4e0 [ 679.477546][ T9463] ? walk_process_tree+0x2c0/0x2c0 [ 679.482710][ T9463] ? lock_is_held_type+0xb0/0xe0 [ 679.487641][ T9463] ? lock_is_held_type+0xb0/0xe0 [ 679.492576][ T9463] ? do_syscall_64+0x1c/0xe0 [ 679.497159][ T9463] __x64_sys_unshare+0x2d/0x40 [ 679.502008][ T9463] do_syscall_64+0x60/0xe0 [ 679.506459][ T9463] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 679.512348][ T9463] RIP: 0033:0x447a89 [ 679.516222][ T9463] Code: Bad RIP value. [ 679.520284][ T9463] RSP: 002b:00007f5a66d52ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 679.528681][ T9463] RAX: ffffffffffffffda RBX: 00000000006e29e8 RCX: 0000000000447a89 [ 679.536671][ T9463] RDX: 0000000000447a89 RSI: 00000000000f4240 RDI: 0000000040000000 [ 679.544630][ T9463] RBP: 00000000006e29e0 R08: 0000000000000000 R09: 0000000000000000 [ 679.553807][ T9463] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006e29ec [ 679.562037][ T9463] R13: 00007fff6a70980f R14: 00007f5a66d539c0 R15: 0000000000000064 [ 679.570086][ T9463] Modules linked in: executing program [ 679.688341][ T9527] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 679.802444][ T9463] ---[ end trace 3873646c34164092 ]--- [ 679.807045][ T9553] IPVS: ftp: loaded support on port[0] = 21 [ 679.810103][ T9463] RIP: 0010:free_netdev+0x41/0x480 [ 679.820149][ T9463] Code: d2 be 2b 27 00 00 48 c7 c7 c0 58 fd 88 e8 27 0f 1d fb 48 8d bd 00 04 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 f4 03 00 00 48 8b bd 00 04 00 00 e8 a9 77 6a fb [ 679.906104][ T9463] RSP: 0018:ffffc90007b77c10 EFLAGS: 00010202 [ 679.928691][ T9579] IPVS: ftp: loaded support on port[0] = 21 [ 679.930758][ T9463] RAX: dffffc0000000000 RBX: ffff888082a4a000 RCX: ffffffff86f87bbb [ 679.947118][ T9463] RDX: 0000000000000080 RSI: ffffffff89bc10c0 RDI: 0000000000000400 [ 679.955194][ T9463] RBP: 0000000000000000 R08: 0000000000000001 R09: ffff88809f4ce2e3 [ 679.964912][ T9463] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000fffffff4 [ 679.973503][ T9463] R13: ffff88809032d410 R14: ffff8880a2790800 R15: ffff8880a7ea36b8 [ 679.982180][ T9463] FS: 00007f5a66d53700(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 679.992036][ T9463] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 679.999204][ T9463] CR2: 0000000000000000 CR3: 00000000a1f8c000 CR4: 00000000001406f0 [ 680.007867][ T9463] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 680.016616][ T9463] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 680.024786][ T9463] Kernel panic - not syncing: Fatal exception [ 680.032455][ T9463] Kernel Offset: disabled [ 680.036820][ T9463] Rebooting in 86400 seconds..