panic: pool_p_free: rttmr free list modified: page 0xfffffd807bae6000; item addr 0xfffffd807bae6ef0; offset 0x10=0x8394d000 Starting stack trace... panic(ffffffff833a5f20) at panic+0x1d0 sys/kern/subr_prf.c:229 pool_p_free(ffffffff839d3af0,fffffd807bae6f90) at pool_p_free+0x2d1 pool_gc_pages(0) at pool_gc_pages+0x357 sys/kern/subr_pool.c:1588 taskq_thread(ffffffff837e9240) at taskq_thread+0x157 sys/kern/kern_task.c:446 end trace frame: 0x0, count: 253 End of stack trace.