Date: Mon, 20 Mar 2006 15:56:37 -0600 From: Eric Anderson <anderson@centtech.com> To: John Baldwin <jhb@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: panic: ffs_valloc: dup alloc in 6.1-BETA4 Message-ID: <441F2515.7050602@centtech.com> In-Reply-To: <200603201528.49007.jhb@freebsd.org> References: <4415E8BB.1080602@centtech.com> <441B1C28.1020808@centtech.com> <441B2049.20507@centtech.com> <200603201528.49007.jhb@freebsd.org>
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John Baldwin wrote: > On Friday 17 March 2006 15:47, Eric Anderson wrote: > >> Eric Anderson wrote: >> >>> [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 >>> >>> >> Oh yea, and I can reproduce at will, on two separate machines. >> > > If you boot the machines in single user and run 'fsck -y' repeatedly > until fsck stops finding breakage does it work ok after that? It maybe > that you have corrupted disks that bgfsck just can't handle. > I'm not using bgfsck, I'm manually fsck'ing the disk before attempting a mount. I have run it several times in a row, and it appears clean no matter what. Still panics. Any more ideas? Eric -- ------------------------------------------------------------------------ Eric Anderson Sr. Systems Administrator Centaur Technology Anything that works is better than anything that doesn't. ------------------------------------------------------------------------
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