audit: type=1400 audit(4000000146.490:47246): avc:  denied  { map } for  pid=18696 comm="blkid" path="/sbin/blkid" dev="sda1" ino=16128 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1
------------[ cut here ]------------
kernel BUG at ./include/linux/skbuff.h:1406!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
Modules linked in:
CPU: 1 PID: 7826 Comm: kworker/u4:11 Not tainted 4.14.140+ #38
Workqueue: netns cleanup_net
task: 00000000763ff128 task.stack: 00000000ccc7174c
RIP: 0010:skb_queue_prev include/linux/skbuff.h:1406 [inline]
RIP: 0010:tcp_write_queue_prev include/net/tcp.h:1651 [inline]
RIP: 0010:tcp_rtx_queue_tail include/net/tcp.h:1706 [inline]
RIP: 0010:tcp_fragment+0x12c6/0x13e0 net/ipv4/tcp_output.c:1284
RSP: 0018:ffff8881db907bf8 EFLAGS: 00010206
RAX: ffff8881d434de00 RBX: ffff88819bc0aa00 RCX: 1ffff11033781589
RDX: 0000000000000100 RSI: ffff8881cac71400 RDI: ffff8881cac71408
RBP: ffff8881cac71400 R08: 0000000001080020 R09: ffff88821ffff048
R10: ffff88821ffff057 R11: ffff88821ffff050 R12: 0000000000000000
R13: 0000000000004800 R14: 0000000001080020 R15: ffff88819bc0ac50
FS:  0000000000000000(0000) GS:ffff8881db900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000113426006 CR4: 00000000001606a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 tcp_write_wakeup+0x32b/0x570 net/ipv4/tcp_output.c:3708
 tcp_send_probe0+0x46/0x3cc net/ipv4/tcp_output.c:3736
 tcp_probe_timer net/ipv4/tcp_timer.c:365 [inline]
 tcp_write_timer_handler+0x687/0x780 net/ipv4/tcp_timer.c:583
 tcp_write_timer+0xc9/0x170 net/ipv4/tcp_timer.c:597
 call_timer_fn+0x15b/0x6a0 kernel/time/timer.c:1279
 expire_timers+0x227/0x4c0 kernel/time/timer.c:1318
 __run_timers kernel/time/timer.c:1634 [inline]
 run_timer_softirq+0x1eb/0x5d0 kernel/time/timer.c:1647
 __do_softirq+0x234/0x9ec kernel/softirq.c:288
 invoke_softirq kernel/softirq.c:368 [inline]
 irq_exit+0x114/0x150 kernel/softirq.c:409
 exiting_irq arch/x86/include/asm/apic.h:648 [inline]
 smp_apic_timer_interrupt+0x1a7/0x650 arch/x86/kernel/apic/apic.c:1064
 apic_timer_interrupt+0x8c/0xa0 arch/x86/entry/entry_64.S:792
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:779 [inline]
RIP: 0010:lock_acquire+0x170/0x360 kernel/locking/lockdep.c:3994
RSP: 0018:ffff888199fb7b50 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10
RAX: 0000000000000007 RBX: ffff8881d434de00 RCX: 1ffff1103a869cd9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000246
RBP: ffffffffb92d4020 R08: 0000000000000000 R09: 0000000000000003
R10: ffff8881d434e6a8 R11: b63b36622ca4f42a R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000000
 rcu_lock_acquire include/linux/rcupdate.h:242 [inline]
 rcu_read_lock include/linux/rcupdate.h:629 [inline]
 inet_twsk_purge+0xc3/0x510 net/ipv4/inet_timewait_sock.c:269
 ops_exit_list.isra.0+0xfd/0x150 net/core/net_namespace.c:145
 cleanup_net+0x3ce/0x870 net/core/net_namespace.c:484
 process_one_work+0x7f1/0x1580 kernel/workqueue.c:2134
 worker_thread+0xdd/0xdf0 kernel/workqueue.c:2271
 kthread+0x31f/0x430 kernel/kthread.c:232
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:404
Code: ea 03 80 3c 02 00 0f 85 2c 01 00 00 4c 8b bb 58 02 00 00 ba 00 00 00 00 4c 3b 7c 24 18 4c 0f 44 fa e9 bd fc ff ff e8 aa ed da fe <0f> 0b e8 c3 b0 fd fe e9 4d ef ff ff e8 b9 b0 fd fe e9 2d f2 ff 
RIP: skb_queue_prev include/linux/skbuff.h:1406 [inline] RSP: ffff8881db907bf8
RIP: tcp_write_queue_prev include/net/tcp.h:1651 [inline] RSP: ffff8881db907bf8
RIP: tcp_rtx_queue_tail include/net/tcp.h:1706 [inline] RSP: ffff8881db907bf8
RIP: tcp_fragment+0x12c6/0x13e0 net/ipv4/tcp_output.c:1284 RSP: ffff8881db907bf8
---[ end trace 142e560660433cc6 ]---