audit: type=1401 audit(1545927870.239:29): op=setxattr invalid_context=0700000000000000696E675C766D6E6574312D776C616E3073656C662F73656C662C2626272E00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002F6465762F6E756C6C0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000audit: type=1401 audit(1545927870.329:30): op=setxattr invalid_context=0700000000000000696E675C766D6E6574312D776C616E3073656C662F73656C662C2626272E0000FFFF00000000000009000000000000000000000000000000F205000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002F6465762F6E756C6C0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000[ 323.009392] ------------[ cut here ]------------ kernel BUG at net/core/skbuff.c:2193! invalid opcode: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.4.169+ #7 task: ffff8801da6897c0 task.stack: ffff8801da698000 RIP: 0010:[] [] skb_copy_and_csum_bits+0x6a4/0x7f0 net/core/skbuff.c:2193 RSP: 0018:ffff8801db7072a0 EFLAGS: 00010206 RAX: ffff8801da6897c0 RBX: 00000000c302d5ee RCX: 1ffff1003b0865f9 RDX: 0000000000000100 RSI: ffffffff821f03f4 RDI: ffff8801d8432fc8 RBP: ffff8801db707328 R08: 0000000000000000 R09: 0000000000000000 R10: 000000000000003c R11: ffff8801cf907d5f R12: 0000000000000000 R13: 0000000000000224 R14: 000000000000003c R15: ffff8801d8432fc0 FS: 0000000000000000(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000007423d8 CR3: 00000000a7e98000 CR4: 00000000001606b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Stack: ffffffff821dc4a0 ffff8801d0a00208 ffffffff810e254d ffffffff82718981 ffffffff82717cdd ffff8801cf907ae8 0000003c81022df0 ffff8801d0a00204 ffffffff0000003c 00000000c302d5ee 0000003c000001e8 ffff8801d0a00140 Call Trace: [] icmp_glue_bits+0x7f/0x1e0 net/ipv4/icmp.c:344 [] __ip_append_data.isra.2+0x1e66/0x2a00 net/ipv4/ip_output.c:1045 [] ip_append_data.part.4+0xe4/0x150 net/ipv4/ip_output.c:1195 [] ip_append_data+0x68/0x80 net/ipv4/ip_output.c:1184 [] icmp_push_reply+0x19e/0x510 net/ipv4/icmp.c:362 [] icmp_send+0xaca/0x1430 net/ipv4/icmp.c:727 [] ip_fragment.constprop.5+0x1ac/0x200 net/ipv4/ip_output.c:511 [] ip_finish_output+0x396/0xc00 net/ipv4/ip_output.c:286 [] NF_HOOK_COND include/linux/netfilter.h:240 [inline] [] ip_output+0x219/0x4c0 net/ipv4/ip_output.c:362 [] dst_output include/net/dst.h:498 [inline] [] ip_local_out+0x9b/0x180 net/ipv4/ip_output.c:119 [] ip_queue_xmit+0x88e/0x1a80 net/ipv4/ip_output.c:461 [] __tcp_transmit_skb+0x1870/0x2c50 net/ipv4/tcp_output.c:1034 [] tcp_transmit_skb net/ipv4/tcp_output.c:1047 [inline] [] __tcp_retransmit_skb+0x63c/0x18e0 net/ipv4/tcp_output.c:2665 [] tcp_retransmit_skb+0x23/0x2c0 net/ipv4/tcp_output.c:2682 [] tcp_retransmit_timer+0x7bd/0x1ed0 net/ipv4/tcp_timer.c:461 [] tcp_write_timer_handler+0x1f1/0x6f0 net/ipv4/tcp_timer.c:543 [] tcp_write_timer+0xba/0xd0 net/ipv4/tcp_timer.c:561 [] call_timer_fn+0x18c/0x870 kernel/time/timer.c:1185 [] __run_timers kernel/time/timer.c:1261 [inline] [] run_timer_softirq+0x605/0xbb0 kernel/time/timer.c:1444 [] __do_softirq+0x22a/0xa3e kernel/softirq.c:273 [] invoke_softirq kernel/softirq.c:350 [inline] [] irq_exit+0x10d/0x140 kernel/softirq.c:391 [] exiting_irq arch/x86/include/asm/apic.h:652 [inline] [] smp_apic_timer_interrupt+0x81/0xb0 arch/x86/kernel/apic/apic.c:926 [] apic_timer_interrupt+0x9d/0xb0 arch/x86/entry/entry_64.S:768 [] arch_safe_halt arch/x86/include/asm/paravirt.h:117 [inline] [] default_idle+0x55/0x3c0 arch/x86/kernel/process.c:432 [] arch_cpu_idle+0x10/0x20 arch/x86/kernel/process.c:423 [] default_idle_call+0x57/0x70 kernel/sched/idle.c:93 [] cpuidle_idle_call kernel/sched/idle.c:157 [inline] [] cpu_idle_loop kernel/sched/idle.c:253 [inline] [] cpu_startup_entry+0x31a/0x7a0 kernel/sched/idle.c:301 [] start_secondary+0x329/0x400 arch/x86/kernel/smpboot.c:245 Code: 00 00 4d 8b 24 24 44 8b 6d d0 4d 85 e4 0f 85 1b ff ff ff 8b 5d c0 e8 9c 6e 11 ff 8b 45 c8 85 c0 0f 84 83 fe ff ff e8 8c 6e 11 ff <0f> 0b 8b 5d c0 e9 74 fe ff ff c7 45 ac 00 00 00 00 e9 73 fa ff RIP [] skb_copy_and_csum_bits+0x6a4/0x7f0 net/core/skbuff.c:2193 RSP ---[ end trace d6d7afd973f94aa1 ]---