Date: Tue, 11 Apr 2006 20:59:01 +0400 From: Anton Yuzhaninov <citrin@citrin.ru> To: stable@freebsd.org Subject: panic: vinvalbuf: dirty bufs on 6.1-RC Message-ID: <372004369.20060411205901@citrin.ru>
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Hello,
I have faced a panic when I use external HDD with USB interface after
disconnect mounted drive:
# uname -a
FreeBSD hius.citrin.ru 6.1-RC FreeBSD 6.1-RC #0: Sun Apr 9 11:51:55 MSD 20=
06 citrin@hius.citrin.ru:/data/usr/obj/data/usr/src/sys/NK i386
# kgdb -c /var/crash/vmcore.0 kernel.debug
[...........]
Unread portion of the kernel message buffer:
panic: vinvalbuf: dirty bufs
Uptime: 1d11h18m11s
(da0:dead_sim0:0:0:0): Synchronize cache failed, status =3D=3D 0x8, scsi st=
atus =3D=3D 0x0
Dumping 125 MB (2 chunks)
chunk 0: 1MB (160 pages) ... ok
chunk 1: 125MB (31984 pages) 109 93 77 61 45 29 13
#0 doadump () at pcpu.h:165
165 __asm __volatile("movl %%fs:0,%0" : "=3Dr" (td));
(kgdb) bt
#0 doadump () at pcpu.h:165
During symbol reading, Incomplete CFI data; unspecified registers at 0xc050=
c371.
#1 0xc050c879 in boot (howto=3D0x104) at /data/usr/src/sys/kern/kern_shutd=
own.c:402
#2 0xc050cb54 in panic (fmt=3D0xc06a6812 "vinvalbuf: dirty bufs") at /data=
/usr/src/sys/kern/kern_shutdown.c:558
#3 0xc056a246 in bufobj_invalbuf (bo=3D0xc1b90a50, flags=3D0x1, td=3D0xc17=
d3780, slpflag=3D0x0, slptimeo=3D0x0)
at /data/usr/src/sys/kern/vfs_subr.c:1011
#4 0xc056a4bd in vinvalbuf (vp=3D0xc1b90990, flags=3D0x1, td=3D0xc17d3780,=
slpflag=3D0x0, slptimeo=3D0x0)
at /data/usr/src/sys/kern/vfs_subr.c:1078
#5 0xc056d03d in vgonel (vp=3D0xc1b90990) at /data/usr/src/sys/kern/vfs_su=
br.c:2432
#6 0xc056cf56 in vgone (vp=3D0xc1b90990) at /data/usr/src/sys/kern/vfs_sub=
r.c:2387
#7 0xc04b8140 in devfs_delete (dm=3D0xc1628080, de=3D0xc1a74b00) at /data/=
usr/src/sys/fs/devfs/devfs_devs.c:244
#8 0xc04b8374 in devfs_populate_loop (dm=3D0xc1628080, cleanup=3D0x0) at /=
data/usr/src/sys/fs/devfs/devfs_devs.c:352
#9 0xc04b85da in devfs_populate (dm=3D0xc1628080) at /data/usr/src/sys/fs/=
devfs/devfs_devs.c:448
#10 0xc04ba54b in devfs_lookupx (ap=3D0x0) at /data/usr/src/sys/fs/devfs/de=
vfs_vnops.c:512
#11 0xc04ba6a7 in devfs_lookup (ap=3D0xcc3859c8) at /data/usr/src/sys/fs/de=
vfs/devfs_vnops.c:576
#12 0xc0684723 in VOP_LOOKUP_APV (vop=3D0xc06cd780, a=3D0xcc3859c8) at vnod=
e_if.c:99
#13 0xc0564315 in lookup (ndp=3D0xcc385bcc) at vnode_if.h:56
#14 0xc0563b86 in namei (ndp=3D0xcc385bcc) at /data/usr/src/sys/kern/vfs_lo=
okup.c:203
#15 0xc0578ddb in vn_open_cred (ndp=3D0xcc385bcc, flagp=3D0xcc385ccc, cmode=
=3D0x100, cred=3D0xc1a1ce00, fdidx=3D0x3)
at /data/usr/src/sys/kern/vfs_vnops.c:125
#16 0xc0578d6e in vn_open (ndp=3D0x0, flagp=3D0xcc385ccc, cmode=3D0x100, fd=
idx=3D0x3) at /data/usr/src/sys/kern/vfs_vnops.c:91
#17 0xc0570f1c in kern_open (td=3D0xc17d3780, path=3D0x0, pathseg=3DUIO_USE=
RSPACE, flags=3D0x602, mode=3D0x1b6)
at /data/usr/src/sys/kern/vfs_syscalls.c:1002
#18 0xc0570e1a in open (td=3D0xc17d3780, uap=3D0xcc385d04) at /data/usr/src=
/sys/kern/vfs_syscalls.c:968
#19 0xc067225b in syscall (frame=3D
{tf_fs =3D 0x3b, tf_es =3D 0x3b, tf_ds =3D 0x3b, tf_edi =3D 0x2, tf_e=
si =3D 0x806716c, tf_ebp =3D 0xbfbfebb8, tf_isp =3D 0xcc385d64, tf_ebx =3D =
0x80670b0, tf_edx =3D 0xbfbfebd0, tf_ecx =3D 0x0, tf_eax =3D 0x5, tf_trapno=
=3D 0xc, tf_err =3D 0x2, tf_eip =3D 0x28198383, tf_cs =3D 0x33, tf_eflags =
=3D 0x246, tf_esp =3D 0xbfbfeb1c, tf_ss =3D 0x3b}) at /data/usr/src/sys/i38=
6/i386/trap.c:981
#20 0xc065fc7f in Xint0x80_syscall () at /data/usr/src/sys/i386/i386/except=
ion.s:200
#21 0x00000033 in ?? ()
Previous frame inner to this frame (corrupt stack?)
(kgdb)
I can provide further information if need.
--=20
WBR,
Anton Yuzhaninov.
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