fusefs-ntfs makes fatal trap/page fault in FreeBSD-7.0

Ganbold ganbold at micom.mng.net
Wed Feb 6 01:43:55 UTC 2008


More information:

Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address    = 0x746e756f
fault code        = supervisor read, page not present
instruction pointer    = 0x20:0xc06d8f46
stack pointer            = 0x28:0xe64189b0
frame pointer            = 0x28:0xe64189b4
code segment        = base 0x0, limit 0xfffff, type 0x1b
            = DPL 0, pres 1, def32 1, gran 1
processor eflags    = interrupt enabled, resume, IOPL = 0
current process        = 843 (mount_fusefs)
panic: from debugger
cpuid = 0
KDB: stack backtrace:
Uptime: 1m34s
Physical memory: 1006 MB
Dumping 56 MB: 41 25 9

#0  doadump () at pcpu.h:195
195    pcpu.h: No such file or directory.
    in pcpu.h
(kgdb) where
#0  doadump () at pcpu.h:195
#1  0xc064f4fe in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:409
#2  0xc064f7bb in panic (fmt=Variable "fmt" is not available.
) at /usr/src/sys/kern/kern_shutdown.c:563
#3  0xc0465d47 in db_panic (addr=Could not find the frame base for 
"db_panic".
) at /usr/src/sys/ddb/db_command.c:433
#4  0xc0466735 in db_command_loop () at /usr/src/sys/ddb/db_command.c:401
#5  0xc0467ea5 in db_trap (type=12, code=0) at 
/usr/src/sys/ddb/db_main.c:222
#6  0xc0676b06 in kdb_trap (type=12, code=0, tf=0xe6418970) at 
/usr/src/sys/kern/subr_kdb.c:502
#7  0xc085528f in trap_fatal (frame=0xe6418970, eva=1953396079) at 
/usr/src/sys/i386/i386/trap.c:890
#8  0xc08554b0 in trap_pfault (frame=0xe6418970, usermode=0, 
eva=1953396079) at /usr/src/sys/i386/i386/trap.c:812
#9  0xc0855e52 in trap (frame=0xe6418970) at 
/usr/src/sys/i386/i386/trap.c:490
#10 0xc083c36b in calltrap () at /usr/src/sys/i386/i386/exception.s:139
#11 0xc06d8f46 in strcmp (s1=0xc432044f "fspath", s2=0x746e756f <Address 
0x746e756f out of bounds>) at /usr/src/sys/libkern/strcmp.c:45
#12 0xc06c0865 in vfs_getopt (opts=0xc09bb700, name=0xc432044f "fspath", 
buf=0x0, len=0x0) at /usr/src/sys/kern/vfs_mount.c:1869
#13 0xc4319380 in ?? ()
#14 0xc09bb700 in w_data ()
#15 0xc432044f in ?? ()
#16 0x00000000 in ?? ()
#17 0x00000000 in ?? ()
#18 0xc43df210 in ?? ()
#19 0xc43df210 in ?? ()
#20 0xc09b1db0 in w_lock_list_free ()
#21 0xc43df210 in ?? ()
#22 0xe6418a00 in ?? ()
#23 0x00000246 in ?? ()
#24 0xc09b1db0 in w_lock_list_free ()
#25 0xe6418a1c in ?? ()
#26 0xc064279d in _mtx_unlock_spin_flags (m=0xc3e5707c, 
opts=-1002573296, file=0xc08d01ce "/usr/src/sys/kern/vfs_mount.c", 
line=1001)
    at /usr/src/sys/kern/kern_mutex.c:246
#27 0xc06c34ad in vfs_donmount (td=0xc43df210, fsflags=0, 
fsoptions=0xc439c900) at /usr/src/sys/kern/vfs_mount.c:1007
#28 0xc06c47a2 in nmount (td=0xc43df210, uap=0xe6418cfc) at 
/usr/src/sys/kern/vfs_mount.c:416
#29 0xc0855783 in syscall (frame=0xe6418d38) at 
/usr/src/sys/i386/i386/trap.c:1035
#30 0xc083c3d0 in Xint0x80_syscall () at 
/usr/src/sys/i386/i386/exception.s:196
#31 0x00000033 in ?? ()
Previous frame inner to this frame (corrupt stack?)
(kgdb)


Ganbold wrote:
> Hi,
>
> I'm having trouble mounting external NTFS hard drive using fusefs-ntfs 
> port on Dell Latitude D620.
>
> devil# uname -an
> FreeBSD devil.micom.mng.net 7.0-PRERELEASE FreeBSD 7.0-PRERELEASE #3: 
> Tue Feb  5 10:29:24 ULAT 2008     
> tsgan at devil.micom.mng.net:/usr/obj/usr/src/sys/DEVIL  i386
>
> devil# pkg_info | grep fuse
> fusefs-kmod-0.3.9.p1_3 Kernel module for fuse
> fusefs-libs-2.7.2   FUSE allows filesystem implementation in userspace
> fusefs-ntfs-1.1120  Mount NTFS partitions (read/write) and disk images
> devil# kldload /usr/local/modules/fuse.ko
> devil# kldstat
> Id Refs Address    Size     Name
> 1   23 0xc0400000 6df8b4   kernel
> 2    1 0xc0ae0000 14324    snd_hda.ko
> 3    2 0xc0af5000 52a08    sound.ko
> 4    2 0xc0b48000 10ebc    drm.ko
> 5    1 0xc0b59000 7184     i915.ko
> 6    1 0xc0b61000 6b314    acpi.ko
> 7    2 0xc4005000 c000     ipfw.ko
> 8    1 0xc4035000 4000     ipdivert.ko
> 9    1 0xc406d000 22000    linux.ko
> 11    3 0xc43dd000 3000     ucom.ko
> 12    1 0xc43e0000 3000     uftdi.ko
> 13    1 0xc43e5000 4000     uplcom.ko
> 14    1 0xc59aa000 e000     fuse.ko
>
>
> When I try to mount it, on serial console I see:
> ..
> umass0: <Seagate FreeAgent Go, class 0/0, rev 2.00/0.00, addr 2> on uhub4
> da0 at umass-sim0 bus 0 target 0 lun 0
> da0: <Seagate FreeAgent Go 100F> Fixed Direct Access SCSI-4 device
> da0: 40.000MB/s transfers
> da0: 152627MB (312581808 512 byte sectors: 255H 63S/T 19457C)
> (da0:umass-sim0:0:0:0): READ(10). CDB: 28 0 0 0 0 3f 0 0 1 0
> (da0:umass-sim0:0:0:0): CAM Status: SCSI Status Error
> (da0:umass-sim0:0:0:0): SCSI Status: Check Condition
> (da0:umass-sim0:0:0:0): ABORTED COMMAND asc:0,0
> (da0:umass-sim0:0:0:0): No additional sense information
> (da0:umass-sim0:0:0:0): Retrying Command (per Sense Data)
> (da0:umass-sim0:0:0:0): READ(10). CDB: 28 0 0 0 0 3f 0 0 1 0
> (da0:umass-sim0:0:0:0): CAM Status: SCSI Status Error
> (da0:umass-sim0:0:0:0): SCSI Status: Check Condition
> (da0:umass-sim0:0:0:0): ABORTED COMMAND asc:0,0
> (da0:umass-sim0:0:0:0): No additional sense information
> (da0:umass-sim0:0:0:0): Retrying Command (per Sense Data)
> GEOM_LABEL: Label for provider da0s1 is ntfs/FreeAgent Drive.
> GEOM_LABEL: Label ntfs/FreeAgent Drive removed.
>
>
> Fatal trap 12: page fault while in kernel mode
> cpuid = 1; apic id = 01
> fault virtual address    = 0x746e756f
> fault code        = supervisor read, page not present
> instruction pointer    = 0x20:0xc06d8f36
> stack pointer            = 0x28:0xe63d09b0
> frame pointer            = 0x28:0xe63d09b4
> code segment        = base 0x0, limit 0xfffff, type 0x1b
>            = DPL 0, pres 1, def32 1, gran 1
> processor eflags    = interrupt enabled, resume, IOPL = 0
> current process        = 19197 (mount_fusefs)
> [thread pid 19197 tid 100099 ]
> Stopped at      strcmp+0x26:    movzbl  0(%ecx),%eax
> db> bt
> Tracing pid 19197 tid 100099 td 0xc4312210
> strcmp(c59b644f,746e756f,c3e43934,2d,e63d0a8c,...) at strcmp+0x26
> vfs_getopt(c09bb6c0,c59b644f,0,0,c4312210,...) at vfs_getopt+0x35
> fuse_mount(c3e438b8,c4312210,c08d0185,3e9,0,...) at fuse_mount+0x70
> vfs_donmount(48217080,c,e63d0c70,c48e4000,bfbfebb4,...) at 
> vfs_donmount+0x13ad
> nmount(c4312210,e63d0cfc,c,e63d0d38,c095e6d0,...) at nmount+0xb2
> syscall(e63d0d38) at syscall+0x2b3
> Xint0x80_syscall() at Xint0x80_syscall+0x20
> --- syscall (378, FreeBSD ELF32, nmount), eip = 0x480ccb4b, esp = 
> 0xbfbfe64c, ebp = 0xbfbfebc8 ---
> db> trace
> Tracing pid 19197 tid 100099 td 0xc4312210
> strcmp(c59b644f,746e756f,c3e43934,2d,e63d0a8c,...) at strcmp+0x26
> vfs_getopt(c09bb6c0,c59b644f,0,0,c4312210,...) at vfs_getopt+0x35
> fuse_mount(c3e438b8,c4312210,c08d0185,3e9,0,...) at fuse_mount+0x70
> vfs_donmount(48217080,c,e63d0c70,c48e4000,bfbfebb4,...) at 
> vfs_donmount+0x13ad
> nmount(c4312210,e63d0cfc,c,e63d0d38,c095e6d0,...) at nmount+0xb2
> syscall(e63d0d38) at syscall+0x2b3
> Xint0x80_syscall() at Xint0x80_syscall+0x20
> --- syscall (378, FreeBSD ELF32, nmount), eip = 0x480ccb4b, esp = 
> 0xbfbfe64c, ebp = 0xbfbfebc8 ---
> db>
>
> Any idea how to solve this problem?
>
> thanks,
>
> Ganbold
>


-- 
"You boys lookin' for trouble?" "Sure. Whaddya got?" -- Marlon Brando, 
"The Wild Ones"


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