Date: Mon, 15 Nov 1999 14:24:43 -0500 From: "David E. Cross" <crossd@cs.rpi.edu> To: freebsd-hackers@freebsd.org Subject: 3.3-STABLE panic Message-ID: <199911151931.OAA80206@cs.rpi.edu>
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I received the following panic() on our primary user fileserver. Note that
this is the first panic we have received in well over 80 days.
Below is a backtrace obtained from a kernel with debugging symbols:
IdlePTD 2977792
initial pcb at 264d38
panicstr: softdep_lock: locking against myself
panic messages:
---
panic: allocdirect_check: old 0 != new 1225576 || lbn 13 >= 12
syncing disks... panic: softdep_lock: locking against myself
dumping to dev 30001, offset 851968
dump 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
---
#0 boot (howto=260) at ../../kern/kern_shutdown.c:285
285 dumppcb.pcb_cr3 = rcr3();
(kgdb) bt
#0 boot (howto=260) at ../../kern/kern_shutdown.c:285
#1 0xc014f429 in panic (fmt=0xc023bd04 "softdep_lock: locking against myself")
at ../../kern/kern_shutdown.c:446
#2 0xc01dc3bd in acquire_lock (lk=0xc0258214)
at ../../ufs/ffs/ffs_softdep.c:266
#3 0xc01dfd71 in softdep_update_inodeblock (ip=0xc0d9ed00, bp=0xc2befa00,
waitfor=0) at ../../ufs/ffs/ffs_softdep.c:3447
#4 0xc01db40c in ffs_update (vp=0xc6700f40, waitfor=0)
at ../../ufs/ffs/ffs_inode.c:105
#5 0xc01e2e2c in ffs_sync (mp=0xc0cedc00, waitfor=2, cred=0xc0690300,
p=0xc027ce0c) at ../../ufs/ffs/ffs_vfsops.c:1001
#6 0xc0175ff7 in sync (p=0xc027ce0c, uap=0x0) at ../../kern/vfs_syscalls.c:549
#7 0xc014efd1 in boot (howto=256) at ../../kern/kern_shutdown.c:203
#8 0xc014f429 in panic (
fmt=0xc023c124 "allocdirect_check: old %d != new %d || lbn %ld >= %d")
at ../../kern/kern_shutdown.c:446
#9 0xc01dd373 in allocdirect_merge (adphead=0xc10761c4, newadp=0xc10b5980,
oldadp=0xc10bdb00) at ../../ufs/ffs/ffs_softdep.c:1238
#10 0xc01dff45 in merge_inode_lists (inodedep=0xc1076180)
at ../../ufs/ffs/ffs_softdep.c:3523
#11 0xc01dfe03 in softdep_update_inodeblock (ip=0xc0e31100, bp=0xc2c562b8,
waitfor=1) at ../../ufs/ffs/ffs_softdep.c:3471
#12 0xc01db40c in ffs_update (vp=0xc68ebd80, waitfor=1)
at ../../ufs/ffs/ffs_inode.c:105
#13 0xc01e40cb in ffs_write (ap=0xc6708c7c)
at ../../ufs/ufs/ufs_readwrite.c:508
#14 0xc01a8775 in nfsrv_write (nfsd=0xc1017100, slp=0xc0cf7300,
procp=0xc66beb20, mrq=0xc6708e34) at vnode_if.h:331
#15 0xc01be8a6 in nfssvc_nfsd (nsd=0xc6708e94, argp=0x8071f04 "", p=0xc66beb20)
at ../../nfs/nfs_syscalls.c:656
#16 0xc01be1c1 in nfssvc (p=0xc66beb20, uap=0xc6708f94)
at ../../nfs/nfs_syscalls.c:342
#17 0xc0213c0b in syscall (frame={tf_es = 39, tf_ds = 39, tf_edi = 8,
tf_esi = 0, tf_ebp = -1077944892, tf_isp = -965701660, tf_ebx = 0,
tf_edx = -1077945288, tf_ecx = 0, tf_eax = 155, tf_trapno = 12,
tf_err = 2, tf_eip = 134518972, tf_cs = 31, tf_eflags = 642,
tf_esp = -1077945280, tf_ss = 39}) at ../../i386/i386/trap.c:1100
#18 0xc0208e7c in Xint0x80_syscall ()
#19 0x80480e9 in ?? ()
--
David Cross | email: crossd@cs.rpi.edu
Acting Lab Director | NYSLP: FREEBSD
Systems Administrator/Research Programmer | Web: http://www.cs.rpi.edu/~crossd
Rensselaer Polytechnic Institute, | Ph: 518.276.2860
Department of Computer Science | Fax: 518.276.4033
I speak only for myself. | WinNT:Linux::Linux:FreeBSD
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