panic: pool_p_free: rttmr free list modified: page 0xfffffd8074210000; item addr 0xfffffd8074210e68; offset 0x10=0x839ce480 Starting stack trace... panic(ffffffff833784bc) at panic+0x1d0 sys/kern/subr_prf.c:229 pool_p_free(ffffffff8397c298,fffffd8074210f90) at pool_p_free+0x2d1 sys/kern/subr_pool.c:986 pool_gc_pages(0) at pool_gc_pages+0x357 sys/kern/subr_pool.c:1587 taskq_thread(ffffffff8379f570) at taskq_thread+0x157 sys/kern/kern_task.c:446 end trace frame: 0x0, count: 253 End of stack trace.