panic: pool_p_free: rttmr free list modified: page 0xfffffd80691db000; item addr 0xfffffd80691dbee8; offset 0x10=0x8391fb80 Starting stack trace... panic(ffffffff833d7a54) at panic+0x1d0 sys/kern/subr_prf.c:229 pool_p_free(ffffffff8395e860,fffffd80691dbf90) at pool_p_free+0x2d1 sys/kern/subr_pool.c:-1 pool_gc_pages(0) at pool_gc_pages+0x357 sys/kern/subr_pool.c:1584 taskq_thread(ffffffff83812d60) at taskq_thread+0x157 sys/kern/kern_task.c:446 end trace frame: 0x0, count: 253 End of stack trace.