panic: ffs_valloc: dup alloc in 6.1-BETA4
Eric Anderson
anderson at centtech.com
Fri Mar 17 20:29:33 UTC 2006
[moved to -current due to lack of response]
Eric Anderson wrote:
> Mike Tancsa wrote:
>> At 04:48 PM 13/03/2006, Eric Anderson wrote:
>>> I get the above panic after nfs clients attach to this nfs server
>>> and being
>>> I do have dumps from two crashes so far.
>>> This is FreeBSD-6.1-PRERELEASE from Friday-ish.
>>
>> Dont know if it was fixed or not, but there were a lot of VM changes
>> committed last night that might help.
>>
>> http://lists.freebsd.org/pipermail/freebsd-stable/2006-March/023526.html
>
> I just updated, and it still happens. More information for those
> interested:
>
> mode = 0100600, inum = 58456203, fs = /mnt
> panic: ffs_valloc: dup alloc
>
>
> #0 doadump () at pcpu.h:165
> 165 __asm __volatile("movl %%fs:0,%0" : "=r" (td));
> (kgdb) backtrace
> #0 doadump () at pcpu.h:165
> #1 0xc064482f in boot (howto=260) at
> /usr/src/sys/kern/kern_shutdown.c:399
> #2 0xc0644b55 in panic (fmt=0xc0890967 "ffs_valloc: dup alloc") at
> /usr/src/sys/kern/kern_shutdown.c:555
> #3 0xc077ee3c in ffs_valloc (pvp=0xc8eab440, mode=33152,
> cred=0xc8a91d80, vpp=0xe83a5824) at /usr/src/sys/ufs/ffs/ffs_alloc.c:945
> #4 0xc07a5933 in ufs_makeinode (mode=33152, dvp=0xc8eab440,
> vpp=0xe83a5acc, cnp=0xe83a5ae0) at /usr/src/sys/ufs/ufs/ufs_vnops.c:2165
> #5 0xc07a2b0d in ufs_create (ap=0x0) at
> /usr/src/sys/ufs/ufs/ufs_vnops.c:171
> #6 0xc082dc98 in VOP_CREATE_APV (vop=0x0, a=0xe83a5a18) at
> vnode_if.c:204
> #7 0xc0737590 in nfsrv_create (nfsd=0xc8a91d00, slp=0xc8816700,
> td=0xc7d99780, mrq=0xe83a5c98) at vnode_if.h:111
> #8 0xc0744e95 in nfssvc_nfsd (td=0x0) at
> /usr/src/sys/nfsserver/nfs_syscalls.c:472
> #9 0xc0744688 in nfssvc (td=0xc7d99780, uap=0xe83a5d04) at
> /usr/src/sys/nfsserver/nfs_syscalls.c:181
> #10 0xc081cd7f in syscall (frame=
> {tf_fs = 59, tf_es = 59, tf_ds = 59, tf_edi = 1, tf_esi = 0,
> tf_ebp = -1077941448, tf_isp = -398828188, tf_ebx = 4, tf_edx =
> 672385208, tf_ecx = 25, tf_eax = 155, tf_trapno = 12, tf_err = 2,
> tf_eip = 671840155, tf_cs = 51, tf_eflags = 662, tf_esp = -1077941476,
> tf_ss = 59}) at /usr/src/sys/i386/i386/trap.c:981
> #11 0xc0809e8f in Xint0x80_syscall () at
> /usr/src/sys/i386/i386/exception.s:200
> #12 0x00000033 in ?? ()
> Previous frame inner to this frame (corrupt stack?)
> (kgdb)
>
> Maybe that helps somebody?
>
> Should I sent this to -current instead, since it appears this would
> happen under -current also, and possibly there is a larger base of
> people watching the list?
Also, here's a screenshot of the crash, and I have a good dump if anyone
wants me to get more debugging info.
http://www.googlebit.com/freebsd/fbsd-6.1b4-nfscrash.png
Eric
--
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Eric Anderson Sr. Systems Administrator Centaur Technology
Anything that works is better than anything that doesn't.
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