-current (20121020): panic: kernel diagnostic assertion "start < end" failed: file "/usr/src/sys/uvm/uvm_km.c", line 519

[Frank Kardel <kardel%netbsd.org@localhost>]

Hi,

are we currently having trouble in USB code freeing seemingly invalid 
pointers? This happens when starting X compiled for 6.99.5 on a
6.99.14 with a 6.99.5 userland.

cpu0: Begin traceback...
kern_assert() at netbsd:kern_assert+0x48
uvm_km_pgremove_intrsafe() at netbsd:uvm_km_pgremove_intrsafe+0x28b
uvm_km_kmem_free() at netbsd:uvm_km_kmem_free+0x3a
uhidev_close() at netbsd:uhidev_close+0x93
wsmouse_mux_close() at netbsd:wsmouse_mux_close+0x1d
wsmux_do_close() at netbsd:wsmux_do_close+0x55
wsmuxclose() at netbsd:wsmuxclose+0x3f
cdev_close() at netbsd:cdev_close+0x6a
spec_close() at netbsd:spec_close+0x110
VOP_CLOSE() at netbsd:VOP_CLOSE+0x33
vn_close() at netbsd:vn_close+0x37
closef() at netbsd:closef+0x54
fd_close() at netbsd:fd_close+0x291
sys_close() at netbsd:sys_close+0x22
syscall() at netbsd:syscall+0xc1
--- syscall (number 6) ---

Frank