LOR w/5.2-BETA

I got this LOR today after upgrading my IBM Thinkpad A30p from 5.1-RELEASE
to 5.2-BETA:


lock order reversal
 1st 0xc43d8ad4 vm object (vm object) _at_ /usr/src/sys/vm/swap_pager.c:1323
 2nd 0xc098cf60 swap_pager swhash (swap_pager swhash) _at_ /usr/src/sys/vm/swap_pag
er.c:1838
 3rd 0xc10368c4 vm object (vm object) _at_ /usr/src/sys/vm/uma_core.c:876
Stack backtrace:
backtrace(c089b8b5,c10368c4,c08afa80,c08afa80,c08b0961) at backtrace+0x17
witness_lock(c10368c4,8,c08b0961,36c,c3c7da80) at witness_lock+0x672
_mtx_lock_flags(c10368c4,0,c08b0961,36c,c3c7da94) at _mtx_lock_flags+0xba
obj_alloc(c3c7da80,1000,d2a6ba03,101,c095b220) at obj_alloc+0x3f
slab_zalloc(c3c7da80,1,8,c08b0961,68c) at slab_zalloc+0xb3
uma_zone_slab(c3c7da80,1,c08b0961,68c,c3c7db20) at uma_zone_slab+0xd6
uma_zalloc_internal(c3c7da80,0,1,5c1,c08ae87a,72e) at uma_zalloc_internal+0x3e
uma_zalloc_arg(c3c7da80,0,1,72e,2) at uma_zalloc_arg+0x3ab
swp_pager_meta_build(c43d8ad4,19,0,2,0) at swp_pager_meta_build+0x174
swap_pager_putpages(c43d8ad4,d2a6bbd0,1,0,d2a6bb40) at swap_pager_putpages+0x32d

default_pager_putpages(c43d8ad4,d2a6bbd0,1,0,d2a6bb40) at default_pager_putpages
+0x2e
vm_pageout_flush(d2a6bbd0,1,0,eb,0) at vm_pageout_flush+0x17a
vm_pageout_clean(c160b7a8,0,c08b077c,32a,0) at vm_pageout_clean+0x305
vm_pageout_scan(0,0,c08b077c,5a9,1f4) at vm_pageout_scan+0x64c
vm_pageout(0,d2a6bd48,c0895fd8,311,0) at vm_pageout+0x31b
fork_exit(c07e7e60,0,d2a6bd48) at fork_exit+0xb4
fork_trampoline() at fork_trampoline+0x8
--- trap 0x1, eip = 0, esp = 0xd2a6bd7c, ebp = 0 ---

-- 
Jesse Guardiani, Systems Administrator
WingNET Internet Services,
P.O. Box 2605 // Cleveland, TN 37320-2605
423-559-LINK (v)  423-559-5145 (f)
http://www.wingnet.net