Re: stable/9 r225827 i386 panic: vm_page_unwire: page 0xc2a38dc8's wire count is zero

From: Alexandr Kovalenko <alexandr.kovalenko_at_gmail.com>
Date: Thu, 29 Sep 2011 15:47:19 +0300
On Thu, Sep 29, 2011 at 3:30 PM, Kostik Belousov <kostikbel_at_gmail.com> wrote:
> On Thu, Sep 29, 2011 at 02:52:31PM +0300, Alexandr Kovalenko wrote:
>> Hello!
>>
>> I'm running 9.0-BETA3 (r225827) and now rebuilding all my 1215 ports
>> (I've upgraded from 8.2). I'm getting panic. Is it known
>> problem/already fixed somewhere?
>>
>> FreeBSD mile.xxx.ua 9.0-BETA3 FreeBSD 9.0-BETA3 #0 r225827: Wed Sep 28
>> 17:11:17 EEST 2011     root_at_mile.xxx.ua:/usr/obj/usr/src/sys/mile-9
>> i386
>>
>> Unread portion of the kernel message buffer:
>> panic: vm_page_unwire: page 0xc2a38dc8's wire count is zero
>> cpuid = 1
>> Uptime: 16h6m53s
>> Physical memory: 1904 MB
>> Dumping 367 MB: 352 336 320 304 288 272 256 240 224 208 192 176 160
>> 144 128 112 96 80 64 48 32 16
>>
>> #0  doadump (textdump=1) at pcpu.h:244
>> #1  0xc071e5cb in kern_reboot (howto=260)
>>     at /usr/src/sys/kern/kern_shutdown.c:442
>> #2  0xc071e82b in panic (fmt=Variable "fmt" is not available.
>> ) at /usr/src/sys/kern/kern_shutdown.c:607
>> #3  0xc0966903 in vm_page_unwire (m=0xc2a38dc8, activate=0)
>>     at /usr/src/sys/vm/vm_page.c:1905
> Please do "frame 2", then "p/x *m" and show the result.

(kgdb) frame 2
#2  0xc071e82b in panic (fmt=Variable "fmt" is not available.) at
/usr/src/sys/kern/kern_shutdown.c:607
607             kern_reboot(bootopt);
(kgdb) p/x *m
No symbol "m" in current context.


>> #4  0xc0796b80 in vfs_vmio_release (bp=0xde8bcbf4)
>>     at /usr/src/sys/kern/vfs_bio.c:1638
>> #5  0xc0798813 in getnewbuf (vp=0xc6ea3550, slpflag=0, slptimeo=0,
>>     size=16384, maxsize=16384, gbflags=0) at /usr/src/sys/kern/vfs_bio.c:1949
>> #6  0xc0799f2a in getblk (vp=0xc6ea3550, blkno=2520, size=16384, slpflag=0,
>>     slptimeo=0, flags=Variable "flags" is not available.
>> ) at /usr/src/sys/kern/vfs_bio.c:2788
>> #7  0xc079d49c in cluster_rbuild (vp=0xc6ea3550, filesize=44505088, lbn=2520,
>>     blkno=1209440, size=16384, run=Variable "run" is not available.
>> ) at /usr/src/sys/kern/vfs_cluster.c:332
>> #8  0xc079e145 in cluster_read (vp=0xc6ea3550, filesize=44505088,
>>     lblkno=2520, size=16384, cred=0x0, totread=1024, seqcount=7,
>>     bpp=0xf5824b60) at /usr/src/sys/kern/vfs_cluster.c:254
>> #9  0xc0934cf5 in ffs_read (ap=0xf5824bac)
>>     at /usr/src/sys/ufs/ffs/ffs_vnops.c:514
>> #10 0xc09ccb92 in VOP_READ_APV (vop=0xc0aa6a80, a=0xf5824bac)
>>     at vnode_if.c:887
>> #11 0xc07c1120 in vn_read (fp=0xc5474508, uio=0xf5824c48,
>>     active_cred=0xc56a4d80, flags=1, td=0xc5b76b80) at vnode_if.h:384
>> #12 0xc076380e in dofileread (td=0xc5b76b80, fd=3, fp=0xc5474508,
>>     auio=0xf5824c48, offset=41189376, flags=1) at file.h:254
>> #13 0xc07639f5 in kern_preadv (td=0xc5b76b80, fd=3, auio=0xf5824c48,
>>     offset=41189376) at /usr/src/sys/kern/sys_generic.c:288
>> #14 0xc0763b0d in sys_pread (td=0xc5b76b80, uap=0xf5824cec)
>>     at /usr/src/sys/kern/sys_generic.c:189
>> #15 0xc09accf5 in syscall (frame=0xf5824d28) at subr_syscall.c:131
>> #16 0xc0996db1 in Xint0x80_syscall ()
>>     at /usr/src/sys/i386/i386/exception.s:266
>> #17 0x00000033 in ?? ()
>> Previous frame inner to this frame (corrupt stack?)
>>
>> --
>> Alexandr Kovalenko
>> http://uafug.org.ua/
>> _______________________________________________
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>> http://lists.freebsd.org/mailman/listinfo/freebsd-stable
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>



-- 
Alexandr Kovalenko
http://uafug.org.ua/
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Received on Thu Sep 29 2011 - 10:48:03 UTC

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