Warning: Permanently added '10.128.10.35' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 61.433361] kauditd_printk_skb: 2 callbacks suppressed [ 61.433378] audit: type=1400 audit(1578754924.785:36): avc: denied { map } for pid=7970 comm="syz-executor839" path="/root/syz-executor839806223" dev="sda1" ino=1426 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 61.436707] kasan: CONFIG_KASAN_INLINE enabled [ 61.469846] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 61.477215] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 61.483440] CPU: 0 PID: 7970 Comm: syz-executor839 Not tainted 4.19.94-syzkaller #0 [ 61.491339] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.500700] RIP: 0010:nf_ct_netns_do_get+0xd3/0x5c0 [ 61.505802] Code: 92 73 fb 45 84 ff 0f 84 6f 02 00 00 e8 e6 90 73 fb 49 8d bc 24 48 1b 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 cd 04 00 00 4d 8b bc 24 48 1b 00 00 e8 a6 a1 60 [ 61.524732] RSP: 0018:ffff888097fe7808 EFLAGS: 00010206 [ 61.530101] RAX: dffffc0000000000 RBX: 0000000000000003 RCX: ffffffff85f7874a [ 61.537360] RDX: 0000000000000369 RSI: ffffffff85f784ca RDI: 0000000000001b48 [ 61.544616] RBP: ffff888097fe7838 R08: ffff88809164c4c0 R09: ffffed1015d04733 [ 61.551890] R10: ffffed1015d04732 R11: ffff8880ae823993 R12: 0000000000000000 [ 61.559151] R13: 0000000000000003 R14: 0000000000000028 R15: 0000000000000001 [ 61.566412] FS: 00000000017a4880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 61.574669] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.580642] CR2: 0000000020000880 CR3: 000000008b4d6000 CR4: 00000000001406f0 [ 61.587994] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.595255] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.602509] Call Trace: [ 61.605088] nf_ct_netns_get+0x3d/0xc0 [ 61.608985] connmark_tg_check+0x61/0xe0 [ 61.613042] ? connmark_mt_destroy+0x80/0x80 [ 61.617440] xt_check_target+0x283/0x6a0 [ 61.621507] ? textify_hooks.constprop.0+0x1a0/0x1a0 [ 61.626743] ? mutex_unlock+0xd/0x10 [ 61.630490] ? xt_find_target+0x73/0x280 [ 61.634543] ? xt_find_target+0x73/0x280 [ 61.638612] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 61.644156] translate_table+0x1005/0x1d70 [ 61.648388] ? arpt_alloc_initial_table+0x690/0x690 [ 61.653397] ? lock_downgrade+0x880/0x880 [ 61.657539] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 61.663085] ? _copy_from_user+0xdd/0x150 [ 61.667224] do_arpt_set_ctl+0x303/0x640 [ 61.671271] ? compat_do_arpt_get_ctl+0x850/0x850 [ 61.676111] ? __mutex_unlock_slowpath+0xf8/0x6b0 [ 61.680943] ? wait_for_completion+0x440/0x440 [ 61.685508] ? mutex_unlock+0xd/0x10 [ 61.689211] ? nf_sockopt_find.constprop.0+0x226/0x290 [ 61.694485] nf_setsockopt+0x77/0xd0 [ 61.698186] ip_setsockopt+0xdf/0x100 [ 61.701978] udp_setsockopt+0x68/0xb0 [ 61.706284] sock_common_setsockopt+0x94/0xd0 [ 61.710764] __sys_setsockopt+0x17a/0x280 [ 61.714983] ? kernel_accept+0x310/0x310 [ 61.719044] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.723780] ? do_syscall_64+0x26/0x620 [ 61.727919] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.733276] ? do_syscall_64+0x26/0x620 [ 61.737235] __x64_sys_setsockopt+0xbe/0x150 [ 61.741629] do_syscall_64+0xfd/0x620 [ 61.745414] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.750585] RIP: 0033:0x440159 [ 61.753767] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 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 0f 83 fb 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.773098] RSP: 002b:00007ffd4c712158 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 61.780825] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440159 [ 61.788095] RDX: 0000000000000060 RSI: 0a02000000000000 RDI: 0000000000000003 [ 61.795380] RBP: 00000000006ca018 R08: 0000000000000001 R09: 00000000004002c8 [ 61.802638] R10: 0000000020000880 R11: 0000000000000246 R12: 00000000004019e0 [ 61.809903] R13: 0000000000401a70 R14: 0000000000000000 R15: 0000000000000000 [ 61.817172] Modules linked in: [ 61.820924] ---[ end trace 48df9df439930e6e ]--- [ 61.825692] RIP: 0010:nf_ct_netns_do_get+0xd3/0x5c0 [ 61.830736] Code: 92 73 fb 45 84 ff 0f 84 6f 02 00 00 e8 e6 90 73 fb 49 8d bc 24 48 1b 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 cd 04 00 00 4d 8b bc 24 48 1b 00 00 e8 a6 a1 60 [ 61.849662] RSP: 0018:ffff888097fe7808 EFLAGS: 00010206 [ 61.855012] RAX: dffffc0000000000 RBX: 0000000000000003 RCX: ffffffff85f7874a [ 61.862299] RDX: 0000000000000369 RSI: ffffffff85f784ca RDI: 0000000000001b48 [ 61.869694] RBP: ffff888097fe7838 R08: ffff88809164c4c0 R09: ffffed1015d04733 [ 61.876961] R10: ffffed1015d04732 R11: ffff8880ae823993 R12: 0000000000000000 [ 61.884385] R13: 0000000000000003 R14: 0000000000000028 R15: 0000000000000001 [ 61.891681] FS: 00000000017a4880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 61.899926] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.905815] CR2: 0000000020000880 CR3: 000000008b4d6000 CR4: 00000000001406f0 [ 61.913127] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.920417] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.927673] Kernel panic - not syncing: Fatal exception [ 61.934305] Kernel Offset: disabled [ 61.937933] Rebooting in 86400 seconds..