fff
[   11.534053] R10: ffffffff9367a980 R11: ffffffff9372a980 R12: dead000000000122
[   11.534111] R13: dead000000000100 R14: ffffffff933bf1fe R15: ffff8aa3c2d57000
[   11.534180] FS:  0000000000000000(0000) GS:ffff8aa3fec80000(0000) knlGS:0000000000000000
[   11.534241] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.534287] CR2: 00007f6ca7a3c258 CR3: 0000000018246004 CR4: 0000000000772ef0
[   11.534346] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   11.534402] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   11.534458] PKRU: 55555554
[   11.534475] Call Trace:
[   11.534500]  <TASK>
[   11.534522]  ? __warn+0x88/0x130
[   11.534557]  ? rfc2863_policy+0x102/0x120
[   11.534588]  ? report_bug+0x18e/0x1a0
[   11.534623]  ? prb_read_valid+0x1b/0x30
[   11.534655]  ? handle_bug+0x54/0x90
[   11.534687]  ? exc_invalid_op+0x18/0x70
[   11.534718]  ? asm_exc_invalid_op+0x1a/0x20
[   11.534764]  ? rfc2863_policy+0x102/0x120
[   11.534809]  linkwatch_do_dev+0x16/0x60
[   11.534854]  netdev_run_todo+0xca/0x550
[   11.534900]  ? unregister_netdevice_queue+0x2a/0xf0
[   11.534950]  default_device_exit_batch+0x2a6/0x310
[   11.535000]  cleanup_net+0x251/0x450
[   11.535039]  process_one_work+0x165/0x390
[   11.535077]  worker_thread+0x298/0x3b0
[   11.535103]  ? __pfx_worker_thread+0x10/0x10
[   11.535142]  kthread+0xd3/0x100
[   11.535175]  ? __pfx_kthread+0x10/0x10
[   11.535206]  ret_from_fork+0x31/0x50
[   11.535239]  ? __pfx_kthread+0x10/0x10
[   11.535270]  ret_from_fork_asm+0x1a/0x30
[   11.535304]  </TASK>
[   11.535320] ---[ end trace 0000000000000000 ]---