== uname ==
DragonFly dfbsd 6.5-DEVELOPMENT DragonFly 6.5-DEVELOPMENT #2: Mon Oct 19 11:32:07 UTC 2026     root@dfbsd:/usr/obj/usr/src/sys/DFX2423  x86_64
== ident ==
DragonFly 6.5-DEVELOPMENT #2: Mon Oct 19 11:32:07 UTC 2026
    root@dfbsd:/usr/obj/usr/src/sys/DFX2423

== cc ==
cc 8.3 [DragonFly] Release/2019-02-22
== ahci in kernel config ==
56:options 	INVARIANTS
65:device		ahci
== kldstat ==
Id Refs Address                Size Name
 1    5 0xffffffff80200000  1adb980 kernel
 2    1 0xffffffff81cdc000    7c288 ehci.ko
 3    1 0xffffffff81d59000    8c778 xhci.ko
== sc_ncmds (AHCI cmd slots) ==
== xpt dev perms ==
crw-------  1 root  operator   30, 0x00000000 Oct 19 11:36 /dev/pass0
crw-------  1 root  operator   28, 0x00000000 Oct 19 11:36 /dev/xpt0
== TU hashes ==
8a42cfdb25441c8c619daced4f029c8fe60dddc244a8179194413d05163a987f
== harness ==
8c3f8d929393b117274cfbb5762fd1511ae38968ac7e3ab72ddd0724f4aad38e
== page-0 mmap policy (privesc close, guest-verified 2026-10-19) ==
mmap(FIXED,0) -> 0x0 errno=0   (page mapped)
page0 writable, readback=4141414141414141
=> DragonFly allows user MAP_FIXED page 0; relevant only if the deref ever
   ran in a user vmm context (none does today: /dev/xpt0 /dev/passN are
   0600 root:operator; async-notify path runs in kernel threads).