I am also using an AX86U and on 386.1 final release, with Scribe also, and i am seeing the same thing on my side...
Feb 5 09:13:04 RT-AX86U kernel: _blog_emit, blogp = 0x22a0
Feb 5 09:13:04 RT-AX86U kernel: _blog_emit, blogp = 0x2260
Feb 5 09:14:04 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:04 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:04 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:04 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:04 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:10 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:11 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:14:12 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:15:16 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:15:38 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:27 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:27 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:36 RT-AX86U kernel: _blog_emit, blogp = 0x2360
Feb 5 09:16:38 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:38 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:39 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:39 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:39 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:39 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:39 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:39 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:39 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:39 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:39 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:39 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:39 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:39 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:39 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:39 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:44 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:44 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:44 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:44 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
Feb 5 09:16:47 RT-AX86U kernel: _blog_emit, blogp = 0x4
And that's over a 2min period... but, also, i don't see any impact on the overall functionality of the Router...
If someone has a clue...