ffffdfff
[    1.831034] R10: ffffffff8c276980 R11: ffffffff8c326980 R12: dead000000000122
[    1.831109] R13: dead000000000100 R14: ffffffff8bf7924c R15: ffff955d051b0000
[    1.831185] FS:  0000000000000000(0000) GS:ffff955d3ed00000(0000) knlGS:0000000000000000
[    1.831269] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    1.831339] CR2: 00007fce610de8e8 CR3: 0000000031442006 CR4: 0000000000772ef0
[    1.831414] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    1.831501] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    1.831577] PKRU: 55555554
[    1.831616] Call Trace:
[    1.831655]  <TASK>
[    1.831692]  ? __warn+0x88/0x130
[    1.831742]  ? rfc2863_policy+0x102/0x120
[    1.831789]  ? report_bug+0x18e/0x1a0
[    1.831837]  ? prb_read_valid+0x1b/0x30
[    1.831885]  ? handle_bug+0x54/0x90
[    1.831930]  ? exc_invalid_op+0x18/0x70
[    1.831983]  ? asm_exc_invalid_op+0x1a/0x20
[    1.832031]  ? rfc2863_policy+0x102/0x120
[    1.832083]  linkwatch_do_dev+0x16/0x60
[    1.832253]  netdev_run_todo+0xca/0x550
[    1.832297]  ? unregister_netdevice_queue+0x2a/0xf0
[    1.832347]  default_device_exit_batch+0x2a6/0x310
[    1.832394]  ? sit_exit_batch_rtnl+0xb9/0x180
[    1.832444]  cleanup_net+0x251/0x3c0
[    1.832485]  process_one_work+0x165/0x390
[    1.832527]  worker_thread+0x298/0x3b0
[    1.832567]  ? __pfx_worker_thread+0x10/0x10
[    1.832614]  kthread+0xd3/0x100
[    1.832655]  ? __pfx_kthread+0x10/0x10
[    1.832696]  ret_from_fork+0x31/0x50
[    1.832736]  ? __pfx_kthread+0x10/0x10
[    1.832777]  ret_from_fork_asm+0x1a/0x30
[    1.832818]  </TASK>
[    1.832838] ---[ end trace 0000000000000000 ]---