Date: Mon, 4 May 1998 17:38:31 -0300 (ADT) From: The Hermit Hacker <scrappy@hub.org> To: freebsd-stable@FreeBSD.ORG Subject: vm_object_deallocate: object deallocated too many times Message-ID: <Pine.BSF.3.96.980504173634.3971W-100000@thelab.hub.org>
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Morning...
Before I dig too deeply, considering this is a March 29th -stable
kernel, after 35days of uptime, my system just rebooted with the included
core. Is this worth providing more data for, or is it something that was
quite possibly fixed since the 29th, and I should just upgrade?
# gdb -k kernel.Mar29 vmcore.1
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under certain conditions; type "show copying" to see the conditions.
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GDB 4.16 (i386-unknown-freebsd),
Copyright 1996 Free Software Foundation, Inc...
IdlePTD 1c2000
current pcb at 1a9070
panic: vm_object_deallocate: object deallocated too many times
#0 boot (howto=256) at ../../kern/kern_shutdown.c:266
266 dumppcb.pcb_cr3 = rcr3();
(kgdb) where
#0 boot (howto=256) at ../../kern/kern_shutdown.c:266
#1 0xf010ec72 in panic (
fmt=0xf016e3e3 "vm_object_deallocate: object deallocated too many times")
at ../../kern/kern_shutdown.c:390
#2 0xf016e44d in vm_object_deallocate (object=0xf1b59300)
at ../../vm/vm_object.c:264
#3 0xf016c954 in vm_map_entry_delete (map=0xf1024f00, entry=0xf198d500)
at ../../vm/vm_map.c:1885
#4 0xf016cad0 in vm_map_delete (map=0xf1024f00, start=4093620224,
end=4093628416) at ../../vm/vm_map.c:1986
#5 0xf01277ce in bfreekva (bp=0xf36cc610) at ../../kern/vfs_bio.c:194
#6 0xf01280d0 in brelse (bp=0xf36cc610) at ../../kern/vfs_bio.c:603
#7 0xf01289b8 in getnewbuf (slpflag=0, slptimeo=0, size=8192, maxsize=8192)
at ../../kern/vfs_bio.c:1000
#8 0xf0128d55 in getblk (vp=0xf17dbd00, blkno=2128, size=8192, slpflag=0,
slptimeo=0) at ../../kern/vfs_bio.c:1197
#9 0xf01278ad in bread (vp=0xf17dbd00, blkno=2128, size=8192, cred=0x0,
bpp=0xefbffbec) at ../../kern/vfs_bio.c:228
#10 0xf015c265 in ffs_balloc (ip=0xf1e3f400, bn=2128, size=4096,
cred=0xf1024a80, bpp=0xefbffcd8, flags=1) at ../../ufs/ffs/ffs_balloc.c:280
#11 0xf015f24d in ffs_write (ap=0xefbffd04)
at ../../ufs/ufs/ufs_readwrite.c:260
#12 0xf01746d6 in vnode_pager_leaf_putpages (object=0xf2195100, m=0xefbffdf0,
count=1, sync=0, rtvals=0xefbffdc4) at vnode_if.h:283
#13 0xf01744aa in vnode_pager_putpages (object=0xf2195100, m=0xefbffdf0,
count=1, sync=0, rtvals=0xefbffdc4) at ../../vm/vnode_pager.c:876
#14 0xf0172a4e in vm_pager_put_pages (object=0xf2195100, m=0xefbffdf0,
count=1, sync=0, rtvals=0xefbffdc4) at ../../vm/vm_pager.c:199
#15 0xf01718d2 in vm_pageout_flush (mc=0xefbffdf0, count=1, sync=0)
at ../../vm/vm_pageout.c:345
#16 0xf016eb76 in vm_object_page_clean (object=0xf2195100, start=0, end=0,
syncio=1, lockflag=1) at ../../vm/vm_object.c:580
#17 0xf012e1ea in vfs_msync (mp=0xf16b6400, flags=2)
at ../../kern/vfs_subr.c:1610
#18 0xf012e88c in sync (p=0xf1693c00, uap=0x0, retval=0x0)
at ../../kern/vfs_syscalls.c:359
#19 0xf0129a9b in vfs_update () at ../../kern/vfs_bio.c:1719
#20 0xf01054ca in kproc_start (udata=0xf01a0470) at ../../kern/init_main.c:244
#21 0xf0105468 in main (framep=0xefbfffb8) at ../../kern/init_main.c:194
Marc G. Fournier
Systems Administrator @ hub.org
primary: scrappy@hub.org secondary: scrappy@{freebsd|postgresql}.org
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