kern/69369: panic: in using samba 3.0.0

[imai at sra.co.jp]

>Number:         69369
>Category:       kern
>Synopsis:       panic: in using samba 3.0.0
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Wed Jul 21 09:40:13 GMT 2004
>Closed-Date:
>Last-Modified:
>Originator:     Kiyoshi Imai
>Release:        FreeBSD 5.2.1-RELEASE i386
>Organization:
SRA
>Environment:
System: FreeBSD divfs1.sra.co.jp 5.2.1-RELEASE FreeBSD 5.2.1-RELEASE #3: Thu Jul 15 06:08:12 JST 2004 root@:/usr/src/sys/i386/compile/DIVFS1 i386

CPU: Intel(R) Pentium(R) 4 CPU 2.80GHz (2800.11-MHz 686-class CPU)
real memory  = 1073479680 (1023 MB)
aac0: <DELL CERC SR2> mem 0xf4000000-0xf7ffffff irq 24 at device 1
aac0: Unknown processor 100MHz, 48MB cache memory, optional battery not installed
aac0: Kernel 4.1-0, Build 7028, S/N bb22b9
aac0: Supported Options=1097c<WCACHE,DATA64,HOSTTIME,RAID50,WINDOW4GB,SOFTERR,ALARM>


>Description:

The machine crashed when copying many files to BSD box from windows via samba 3.0.0.

stack trace:
(kgdb) bt 
#0  doadump () at ../../../kern/kern_shutdown.c:240
#1  0xc0632137 in boot (howto=260) at ../../../kern/kern_shutdown.c:372
#2  0xc06324ae in panic () at ../../../kern/kern_shutdown.c:550
#3  0xc076eb90 in ffs_copyonwrite (devvp=0xc6c02000, bp=0xd30d5290)
    at ../../../ufs/ffs/ffs_snapshot.c:1934
#4  0xc05fb112 in spec_xstrategy (vp=0xc6c02000, bp=0xd30d5290)
    at ../../../fs/specfs/spec_vnops.c:474
#5  0xc05fb20b in spec_specstrategy (ap=0x0)
    at ../../../fs/specfs/spec_vnops.c:534
#6  0xc05fa4d8 in spec_vnoperate (ap=0x0)
    at ../../../fs/specfs/spec_vnops.c:122
#7  0xc0674cb4 in bwrite (bp=0xd30d5290) at vnode_if.h:1141
#8  0xc0676a62 in vfs_bio_awrite (bp=0xd30d5290)
    at ../../../kern/vfs_bio.c:1715
#9  0xc067e4d7 in vop_stdfsync (ap=0xe821328c)
    at ../../../kern/vfs_default.c:738
#10 0xc05fafb0 in spec_fsync (ap=0xe821328c)
    at ../../../fs/specfs/spec_vnops.c:422
#11 0xc05fa4d8 in spec_vnoperate (ap=0x0)
    at ../../../fs/specfs/spec_vnops.c:122
#12 0xc077b2a9 in ffs_sync (mp=0xc6bcb000, waitfor=2, cred=0xc29ba200, 
    td=0xc08ef8a0) at vnode_if.h:627
#13 0xc0689a5e in sync (td=0xc08ef8a0, uap=0x0)
---Type <return> to continue, or q <return> to quit---
    at ../../../kern/vfs_syscalls.c:141
#14 0xc0631d34 in boot (howto=256) at ../../../kern/kern_shutdown.c:281
#15 0xc06324ae in panic () at ../../../kern/kern_shutdown.c:550
#16 0xc0626c2e in lockmgr (lkp=0xd3173714, flags=34144290, interlkp=0x0, 
    td=0xc6c538c0) at ../../../kern/kern_lock.c:439
#17 0xc0677e80 in getblk (vp=0xc6c08514, blkno=273984448, size=16384, 
    slpflag=0, slptimeo=0, flags=0) at machine/pcpu.h:156
#18 0xc06745b2 in breadn (vp=0xc6c08514, blkno=0, size=0, rablkno=0x0, 
    rabsize=0x0, cnt=0, cred=0x0, bpp=0x0) at ../../../kern/vfs_bio.c:700
#19 0xc067455c in bread (vp=0x0, blkno=0, size=0, cred=0x0, bpp=0x0)
    at ../../../kern/vfs_bio.c:682
#20 0xc07617ac in ffs_alloccg (ip=0xc6c468c0, cg=728, bpref=68496072, 
    size=16384) at ../../../ufs/ffs/ffs_alloc.c:1287
#21 0xc07611c7 in ffs_hashalloc (ip=0xc6c468c0, cg=728, pref=0, size=16384, 
    allocator=0xc07616c0 <ffs_alloccg>) at ../../../ufs/ffs/ffs_alloc.c:1155
#22 0xc075f097 in ffs_alloc (ip=0xc6c468c0, lbn=8562017, bpref=68496072, 
    size=16384, cred=0xc29ba200, bnp=0xe82135e0)
    at ../../../ufs/ffs/ffs_alloc.c:157
#23 0xc07667fe in ffs_balloc_ufs2 (vp=0xc6cb7b2c, startoffset=0, size=16384, 
    cred=0xc29ba200, flags=0, bpp=0xe82136f0)
    at ../../../ufs/ffs/ffs_balloc.c:774
#24 0xc076ef15 in ffs_copyonwrite (devvp=0xc6c08514, bp=0xd318ee48)
    at ../../../ufs/ffs/ffs_snapshot.c:2029
---Type <return> to continue, or q <return> to quit---
#25 0xc05fb112 in spec_xstrategy (vp=0xc6c08514, bp=0xd318ee48)
    at ../../../fs/specfs/spec_vnops.c:474
#26 0xc05fb20b in spec_specstrategy (ap=0x0)
    at ../../../fs/specfs/spec_vnops.c:534
#27 0xc05fa4d8 in spec_vnoperate (ap=0x0)
    at ../../../fs/specfs/spec_vnops.c:122
#28 0xc0674cb4 in bwrite (bp=0xd318ee48) at vnode_if.h:1141
#29 0xc06754fc in bawrite (bp=0x0) at ../../../kern/vfs_bio.c:1150
#30 0xc076269b in ffs_nodealloccg (ip=0xc75c0ec4, cg=728, ipref=65, mode=33204)
    at ../../../ufs/ffs/ffs_alloc.c:1637
#31 0xc07611c7 in ffs_hashalloc (ip=0xc75c0ec4, cg=728, pref=0, size=33204, 
    allocator=0xc0762140 <ffs_nodealloccg>)
    at ../../../ufs/ffs/ffs_alloc.c:1155
#32 0xc07608de in ffs_valloc (pvp=0xc75c2410, mode=33204, cred=0xc73bd800, 
    vpp=0xe82138dc) at ../../../ufs/ffs/ffs_alloc.c:857
#33 0xc0789c99 in ufs_makeinode (mode=33204, dvp=0xc75c2410, vpp=0xe8213bf0, 
    cnp=0xe8213c04) at ../../../ufs/ufs/ufs_vnops.c:2358
#34 0xc0786279 in ufs_create (ap=0xe8213a64)
    at ../../../ufs/ufs/ufs_vnops.c:199
#35 0xc078a398 in ufs_vnoperate (ap=0x0) at ../../../ufs/ufs/ufs_vnops.c:2793
#36 0xc0691b1e in vn_open_cred (ndp=0xe8213bdc, flagp=0xe8213cdc, cmode=436, 
    cred=0xc73bd800, fdidx=0) at vnode_if.h:118
#37 0xc0691973 in vn_open (ndp=0x0, flagp=0x0, cmode=0, fdidx=0)
---Type <return> to continue, or q <return> to quit---
    at ../../../kern/vfs_vnops.c:93
#38 0xc068af6e in kern_open (td=0xc6c538c0, path=0x0, pathseg=UIO_USERSPACE, 
    flags=514, mode=436) at ../../../kern/vfs_syscalls.c:963
#39 0xc068ae90 in open (td=0x0, uap=0x0) at ../../../kern/vfs_syscalls.c:933
#40 0xc07dcd90 in syscall (frame=
      {tf_fs = 47, tf_es = 47, tf_ds = -1078001617, tf_edi = 513, tf_esi = 513, tf_ebp = -107794370
4, tf_isp = -400474764, tf_ebx = 137699328, tf_edx = 1, tf_ecx = 137699328, tf_eax = 5, tf_trapno =
 22, tf_err = 2, tf_eip = 676733199, tf_cs = 31, tf_eflags = 646, tf_esp = -1077943732, tf_ss = 47}
)
    at ../../../i386/i386/trap.c:1010
#41 0xc07c96ed in Xint0x80_syscall () at {standard input}:136
---Can't read userspace from dump, or kernel process---



>How-To-Repeat:
	copy many files to BSD box via samba 3.0.0.
>Fix:
	I use samba 2.2.8a instead of samba 3.0.0 and this problem doesn't happen.


>Release-Note:
>Audit-Trail:
>Unformatted: