DragonFly dfbsd 6.5-DEVELOPMENT #0: Thu Jul  2 06:02:54 UTC 2026 root@dfbsd:/usr/obj/usr/src/sys/X86_64_GENERIC x86_64
interfaces: vtnet0 lo0 (NO stge(4) hardware - QEMU does not emulate TC9021/IP1000A)
cc 8.3 [DragonFly] Release/2019-02-22
kernel callout facts (source-verified on this tree): callout_stop = _callout_cancel_or_stop(cc, CALLOUT_STOP, 1) [synchronous; ssleep "costp" kern_timeout.c:920]; plain callout_init callbacks dispatched under the MPLOCK (kern_timeout.c:575-590)