panic: pool_p_free: rttmr free list modified: page 0xfffffd800b85d000; item addr 0xfffffd800b85df08; offset 0x10=0x838ac8c0 Starting stack trace... panic(ffffffff83383de0) at panic+464 pool_p_free(ffffffff83997140,fffffd800b85df90) at pool_p_free+721 pool_gc_pages(0) at pool_gc_pages+855 taskq_thread(ffffffff837ffbe0) at taskq_thread+343 end trace frame: 0x0, count: 253 End of stack trace.