LOR .. sources a few hours old.. vfs

[Julian Elischer]

serial console. not doing any work.. just sitting there after booting....
SMP kernel. 1 chip, 2 HTT thingies.



SMP: AP CPU #1 Launched!
Trying to mount root from ufs:/dev/ad0s1a
lock order reversal
  1st 0xc0728440 vm page queue mutex (vm page queue mutex) @ 
/usr/src/sys/kern/vfs_bio.c:1485
  2nd 0xc26e8d6c vnode interlock (vnode interlock) @ 
/usr/src/sys/kern/vfs_subr.c:1992
KDB: stack backtrace:
kdb_backtrace(0,ffffffff,c06e23c8,c06e0e88,c06aa8c8) at kdb_backtrace+0x29
witness_checkorder(c26e8d6c,9,c067bfad,7c8) at witness_checkorder+0x550
_mtx_lock_flags(c26e8d6c,0,c067bfad,7c8,c105f6b4) at _mtx_lock_flags+0x5b
vdrop(c26e8cf0) at vdrop+0x1d
vm_page_remove(c10a2078,c10a2078) at vm_page_remove+0xd4
vm_page_free_toq(c10a2078,c10a2078,40,c10a2078,e35db8dc) at vm_page_free_toq+0x90
vm_page_free(c10a2078,c10a2078) at vm_page_free+0x15
vfs_vmio_release(d633a050) at vfs_vmio_release+0x9b
brelse(d633a050,c227fa80,1,c0504fa8,0) at brelse+0x485
ffs_mountfs(c26e8cf0,c26c7000,c2282480,c2699c10,0) at ffs_mountfs+0x555
ffs_mount(c26c7000,c2282480,0,0,c26e9000) at ffs_mount+0x9ad
vfs_domount(c2282480,c2699c50,c2699c30,4001,c2699c70) at vfs_domount+0x589
vfs_donmount(c2282480,4001,e35dbc20,c26f27c0,6) at vfs_donmount+0xce
kernel_mount(c2699c90,4001,e35dbc88,e35dbcb4,c055c61e) at kernel_mount+0x6d
kernel_vmount(4001,c067ba14,c2699ca0,c067ba1b,c0676c4c) at kernel_vmount+0x37
vfs_mountroot_try(c26ec000,c066f1b5,204,c2281de4,c04e6a54) at vfs_mountroot_try+0xd2
vfs_mountroot(c2281de4,c2282480,0,c2282480,e35dbcf8) at vfs_mountroot+0x193
start_init(0,e35dbd38,0,c04e6a54,0) at start_init+0x4b
fork_exit(c04e6a54,0,e35dbd38) at fork_exit+0xa0
fork_trampoline() at fork_trampoline+0x8
--- trap 0x1, eip = 0, esp = 0xe35dbd6c, ebp = 0 ---