Warning: Permanently added '10.128.0.92' (ECDSA) to the list of known hosts. executing program [ 40.492327] audit: type=1400 audit(1546751542.596:5): avc: denied { create } for pid=2074 comm="syz-executor832" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 40.517246] audit: type=1400 audit(1546751542.626:6): avc: denied { write } for pid=2074 comm="syz-executor832" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 40.547620] kasan: CONFIG_KASAN_INLINE enabled [ 40.552056] kasan: GPF could be caused by NULL-ptr deref or user memory accessgeneral protection fault: 0000 [#1] PREEMPT SMP KASAN [ 40.565223] Modules linked in: [ 40.568579] CPU: 1 PID: 2074 Comm: syz-executor832 Not tainted 4.4.169+ #2 [ 40.575702] task: ffff8801d4dbc740 task.stack: ffff8800b68d8000 [ 40.581737] RIP: 0010:[] [] netlink_unicast+0x1cb/0x700 [ 40.590420] RSP: 0018:ffff8800b68df7b8 EFLAGS: 00010293 [ 40.596136] RAX: dffffc0000000048 RBX: 0000000000000000 RCX: 0000000000000030 [ 40.603383] RDX: 0000000000000000 RSI: ffffffff822ebb04 RDI: ffff8801d48fc218 [ 40.610658] RBP: ffff8800b68df870 R08: 1ffff1003ac78a32 R09: ffffed003ac78a37 [ 40.618026] R10: ffffed003ac78a36 R11: ffff8801d63c51b7 R12: dffffc0000000000 [ 40.625275] R13: dffffc0000000000 R14: ffff8801d48fc140 R15: 000000000000081a [ 40.632648] FS: 0000000001065880(0063) GS:ffff8801db700000(0000) knlGS:0000000000000000 [ 40.640862] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.646722] CR2: 00007ffebec34b20 CR3: 00000001d5fca000 CR4: 00000000001606b0 [ 40.653981] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 40.661327] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 40.668689] Stack: [ 40.670817] ffff8801d63c5240 0000000000000030 0000000000000240 1ffff10016d1befd [ 40.678824] dffffc0000000006 dffffc0000000048 0000000041b58ab3 ffffffff82c9ea90 [ 40.686886] ffffffff822eb940 ffffffff821f4e2c 0000000000000000 ffff8801d63c5180 [ 40.695016] Call Trace: [ 40.697586] [] ? netlink_sendskb+0x60/0x60 [ 40.703456] [] ? skb_put+0x12c/0x170 [ 40.708813] [] netlink_ack+0x236/0x4c0 [ 40.714339] [] nfnetlink_rcv+0xbdd/0x12b0 [ 40.720232] [] netlink_unicast+0x4d7/0x700 [ 40.726096] [] ? netlink_sendskb+0x60/0x60 [ 40.731961] [] netlink_sendmsg+0x6b6/0xc80 [ 40.737824] [] ? nlmsg_notify+0x170/0x170 [ 40.743601] [] ? selinux_socket_sendmsg+0x3f/0x50 [ 40.750077] [] ? security_socket_sendmsg+0x8f/0xc0 [ 40.756637] [] ? nlmsg_notify+0x170/0x170 [ 40.762417] [] sock_sendmsg+0xbe/0x110 [ 40.767937] [] ___sys_sendmsg+0x769/0x890 [ 40.773720] [] ? copy_msghdr_from_user+0x550/0x550 [ 40.780380] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 40.787975] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 40.794857] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 40.801601] [] ? check_preemption_disabled+0x3c/0x200 [ 40.808423] [] ? check_preemption_disabled+0x3c/0x200 [ 40.815244] [] ? handle_mm_fault+0xc10/0x3140 [ 40.821477] [] ? _raw_spin_unlock+0x2d/0x50 [ 40.827425] [] ? handle_mm_fault+0x98d/0x3140 [ 40.833545] [] ? __fd_install+0x25b/0x640 [ 40.839554] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 40.846392] [] ? __fget_light+0xa3/0x1f0 [ 40.852087] [] ? __fdget+0x1b/0x20 [ 40.857258] [] __sys_sendmsg+0xc5/0x160 [ 40.862971] [] ? SyS_shutdown+0x1a0/0x1a0 [ 40.868753] [] ? retint_user+0x18/0x3c [ 40.874274] [] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 40.881240] [] SyS_sendmsg+0x2d/0x50 [ 40.886588] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 40.893257] Code: 1c d9 01 ff 48 8d 55 98 48 89 d9 4c 89 f6 4c 89 e7 e8 fa f6 ff ff 83 f8 01 0f 85 e6 03 00 00 e8 fc d8 01 ff 48 8b 85 70 ff ff ff <0f> b6 00 84 c0 74 08 3c 03 0f 8e 16 04 00 00 48 8b 85 68 ff ff [ 40.920438] RIP [] netlink_unicast+0x1cb/0x700 [ 40.927459] RSP [ 40.931167] ---[ end trace 2921284bf1a142cd ]--- [ 40.935904] Kernel panic - not syncing: Fatal exception [ 40.941577] Kernel Offset: disabled [ 40.945179] Rebooting in 86400 seconds..