Date: Mon, 20 Aug 2007 23:40:29 +0300 From: Nikolay Pavlov <qpadla@gmail.com> To: freebsd-current@freebsd.org Cc: rwatson@freebsd.org Subject: And probably the final crash for today's current :) (panic: filesystem goof: vop_panic[vop_print]) Message-ID: <200708202340.29678.qpadla@gmail.com>
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I am testing latest coda client code.=20
After simple ls -l /coda i am getting this panic:
Unread portion of the kernel message buffer:
KDB: stack backtrace:
db_trace_self_wrapper(c0a9e0a9,e69729b0,c07c7933,0,e69729b0,...) at=20
db_trace_self_wrapper+0x26
kdb_backtrace(0,e69729b0,c0a15cf5,e69729c0,c821ac3c,...) at=20
kdb_backtrace+0x29
vfs_badlock(c4448c80,e69729c0,c0b7efc0,c821ac3c,0) at vfs_badlock+0x23
assert_vop_locked(c821ac3c,c0acdaac,810,0,c65aca00,...) at=20
assert_vop_locked+0x50
VOP_OPEN_APV(c4448c80,e6972a18,1,c483a500,c4867ab0,...) at=20
VOP_OPEN_APV+0x8a
coda_open(e6972a8c,c0acdaac,c4864c00,0,e6972b80,...) at coda_open+0x11e
VOP_OPEN_APV(c83ee6e0,e6972a8c,e6972a78,246,c8242984,...) at=20
VOP_OPEN_APV+0xc5
vn_open_cred(e6972b80,e6972c78,0,c483a500,c48358b8,...) at=20
vn_open_cred+0x43b
vn_open(e6972b80,e6972c78,0,c48358b8,0,...) at vn_open+0x33
kern_open(c4864c00,281b280c,0,1,0,...) at kern_open+0xe7
open(c4864c00,e6972cfc,c,c0aa0d7e,c0b48838,...) at open+0x30
syscall(e6972d38) at syscall+0x2d3
Xint0x80_syscall() at Xint0x80_syscall+0x20
=2D-- syscall (5, FreeBSD ELF32, open), eip =3D 0x2819af0b, esp =3D 0xbfbfe=
64c,=20
ebp =3D 0xbfbfe688 ---
VOP_OPEN: 0xc821ac3c is not locked but should be
KDB: enter: lock violation
exclusive sleep mutex Giant r =3D 0 (0xc0bb0a30) locked=20
@ /usr/src/sys/kern/vfs_lookup.c:658
Locked vnodes
0xc8242984: tag coda, type VDIR
usecount 7, writecount 0, refcount 7 mountedhere 0
flags (VV_ROOT)
lock type coda: EXCL (count 1) by thread 0xc4864c00 (pid 1247)#0=20
0xc073efc0 at _lockmgr+0x560
#1 0xc07bcb30 at vop_stdlock+0x40
#2 0xc0a18ea5 at VOP_LOCK1_APV+0xa5
#3 0xc07d6a68 at _vn_lock+0xf8
#4 0xc07bfbe0 at lookup+0xf0
#5 0xc07c0bce at namei+0x35e
#6 0xc07d6529 at vn_open_cred+0x2b9
#7 0xc07d67c3 at vn_open+0x33
#8 0xc07d5417 at kern_open+0xe7
#9 0xc07d5900 at open+0x30
#10 0xc0a01ea3 at syscall+0x2d3
#11 0xc09e8190 at Xint0x80_syscall+0x20
panic: filesystem goof: vop_panic[vop_print]
cpuid =3D 0
Uptime: 15m52s
Physical memory: 1003 MB
Dumping 205 MB: 190 174 158 142 126 110 94 78 62 46 30 14
#0 doadump () at pcpu.h:195
195 pcpu.h: No such file or directory.
in pcpu.h
(kgdb) bt
#0 doadump () at pcpu.h:195
#1 0xc074ec7e in boot (howto=3D260) at /usr/src/sys/kern/kern_shutdown.c:4=
09
#2 0xc074ef3b in panic (fmt=3DVariable "fmt" is not available.
) at /usr/src/sys/kern/kern_shutdown.c:563
#3 0xc07bca9d in vop_panic (ap=3DCould not find the frame base=20
for "vop_panic".
) at /usr/src/sys/kern/vfs_default.c:152
#4 0xc0a15f25 in VOP_PRINT_APV (vop=3D0xc83ee6e0, a=3D0xe6972634) at=20
vnode_if.c:1873
#5 0xc07c84af in vn_printf (vp=3D0xc8242984, fmt=3D0xc0a64c81 "%s\n") at=20
vnode_if.h:978
#6 0xc07cabf1 in lockedvnodes (addr=3D-1065918974, have_addr=3D0, count=3D=
=2D1,=20
modif=3D0xe697279c "") at /usr/src/sys/kern/vfs_subr.c:2662
#7 0xc048d255 in db_command_loop () at /usr/src/sys/ddb/db_command.c:401
#8 0xc048e9c5 in db_trap (type=3D3, code=3D0)=20
at /usr/src/sys/ddb/db_main.c:222
#9 0xc0775c86 in kdb_trap (type=3D3, code=3D0, tf=3D0xe6972944)=20
at /usr/src/sys/kern/subr_kdb.c:502
#10 0xc0a026eb in trap (frame=3D0xe6972944)=20
at /usr/src/sys/i386/i386/trap.c:621
#11 0xc09e812b in calltrap () at /usr/src/sys/i386/i386/exception.s:139
#12 0xc0775e02 in kdb_enter (msg=3D0xc0aa6bc4 "lock violation") at=20
cpufunc.h:60
#13 0xc07c7969 in vfs_badlock (msg=3D0xc0aa6c19 "is not locked but should=20
be", str=3D0xc0acdaac "VOP_OPEN", vp=3D0xc821ac3c)=20
at /usr/src/sys/kern/vfs_subr.c:3432
#14 0xc07ca360 in assert_vop_locked (vp=3D0xc821ac3c,=20
str=3D0xc0acdaac "VOP_OPEN") at /usr/src/sys/kern/vfs_subr.c:3456
#15 0xc0a1841a in VOP_OPEN_APV (vop=3D0xc4448c80, a=3D0xe6972a18) at=20
vnode_if.c:369
#16 0xc83ea78e in ?? ()
#17 0xc4448c80 in ?? ()
#18 0xe6972a18 in ?? ()
#19 0x00000001 in ?? ()
#20 0xc483a500 in ?? ()
#21 0xc4867ab0 in ?? ()
#22 0xe6972a30 in ?? ()
#23 0x00000001 in ?? ()
#24 0xc483a500 in ?? ()
#25 0xc4864c00 in ?? ()
#26 0xc0b7f080 in vop_mknod_desc ()
#27 0xc821ac3c in ?? ()
#28 0x00000001 in ?? ()
#29 0xc483a500 in ?? ()
#30 0xc4864c00 in ?? ()
#31 0x00000000 in ?? ()
#32 0xc821ac3c in ?? ()
#33 0xc83ee6e0 in ?? ()
#34 0xe6972a8c in ?? ()
#35 0x00000001 in ?? ()
#36 0xe6972a5c in ?? ()
#37 0xc0a18455 in VOP_OPEN_APV (vop=3D0x0, a=3D0xc65aca00) at vnode_if.c:371
Previous frame identical to this frame (corrupt stack?)
P.S. I forgot the original CODA maintainer email, could some forward this=20
to him?
=2D-=20
* Best regards, Nikolay Pavlov *
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