[Bug 193376] [panic] page fault

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=193376

--- Comment #1 from sasamotikomi at gmail.com ---
core.30.txt
FreeBSD 9.2-RELEASE
#0 0xc0b1810f at kdb_backtrace+0x4f
#1 0xc0adf38f at panic+0x16f
#2 0xc0f4c563 at trap_fatal+0x323
#3 0xc0f4c668 at trap_pfault+0xf8
#4 0xc0f4da29 at trap+0x599
#5 0xc0f365cc at calltrap+0x6
#6 0xc0ab013a at prison_priv_check+0x1a
#7 0xc0acd2c7 at priv_check_cred+0x37
#8 0xc0d49b54 at chkdq+0x174
#9 0xc0d3870b at softdep_setup_freeblocks+0x5ab
#10 0xc0d18df3 at ffs_truncate+0x883
#11 0xc0d46a4b at ufs_inactive+0x2ab
#12 0xc0f71422 at VOP_INACTIVE_APV+0xa2
#13 0xc0b7b692 at vinactive+0x142
#14 0xc0b7f667 at vputx+0x2a7
#15 0xc0b7f6e0 at vput+0x10
#16 0xc0b82b83 at kern_rmdirat+0x233
#17 0xc0b82c17 at kern_rmdir+0x27

249     pcpu.h: No such file or directory.
        in pcpu.h
(kgdb) #0  doadump (textdump=1) at pcpu.h:249
#1  0xc0adf0d5 in kern_reboot (howto=260)
    at /usr/src/sys/kern/kern_shutdown.c:449
#2  0xc0adf3d2 in panic (fmt=<value optimized out>)
    at /usr/src/sys/kern/kern_shutdown.c:637
#3  0xc0f4c563 in trap_fatal (frame=0xc5391760, eva=36)
    at /usr/src/sys/i386/i386/trap.c:1044
#4  0xc0f4c668 in trap_pfault (frame=0xc5391760, usermode=0, eva=36)
    at /usr/src/sys/i386/i386/trap.c:896
#5  0xc0f4da29 in trap (frame=0xc5391760) at /usr/src/sys/i386/i386/trap.c:555
#6  0xc0f365cc in calltrap () at /usr/src/sys/i386/i386/exception.s:170
#7  0xc0ab00e6 in jailed (cred=0x0) at /usr/src/sys/kern/kern_jail.c:3472
#8  0xc0ab013a in prison_priv_check (cred=0x0, priv=320)
    at /usr/src/sys/kern/kern_jail.c:3655
#9  0xc0acd2c7 in priv_check_cred (cred=0x0, priv=320, flags=0)
    at /usr/src/sys/kern/kern_priv.c:97
#10 0xc0d49b54 in chkdq (ip=0xc6175984, change=36028797014769656, cred=0x0,
    flags=<value optimized out>) at /usr/src/sys/ufs/ufs/ufs_quota.c:195
#11 0xc0d3870b in softdep_setup_freeblocks (ip=0xc6175984, length=0,
    flags=2048) at /usr/src/sys/ufs/ffs/ffs_softdep.c:6659
#12 0xc0d18df3 in ffs_truncate (vp=0xc6177000, length=0,
    flags=<value optimized out>, cred=0x0, td=0xc5c002f0)
    at /usr/src/sys/ufs/ffs/ffs_inode.c:347
#13 0xc0d46a4b in ufs_inactive (ap=0xc5391b24)
    at /usr/src/sys/ufs/ufs/ufs_inode.c:132
#14 0xc0f71422 in VOP_INACTIVE_APV (vop=0xc12857e0, a=0xc5391b24)
    at vnode_if.c:1923
#15 0xc0b7b692 in vinactive (vp=0xc6177000, td=0xc5c002f0) at vnode_if.h:807
#16 0xc0b7f667 in vputx (vp=0xc6177000, func=2)
    at /usr/src/sys/kern/vfs_subr.c:2354
#17 0xc0b7f6e0 in vput (vp=0xc6177000) at /usr/src/sys/kern/vfs_subr.c:2381
#18 0xc0b82b83 in kern_rmdirat (td=0xc5c002f0, fd=-100,
    path=0x2841d5f8 <Address 0x2841d5f8 out of bounds>, pathseg=UIO_USERSPACE)
    at /usr/src/sys/kern/vfs_syscalls.c:3956
#19 0xc0b82c17 in kern_rmdir (td=0xc5c002f0,
    path=0x2841d5f8 <Address 0x2841d5f8 out of bounds>, pathseg=UIO_USERSPACE)
    at /usr/src/sys/kern/vfs_syscalls.c:3895
#20 0xc0b82c42 in sys_rmdir (td=0xc5c002f0, uap=0xc5391ccc)
    at /usr/src/sys/kern/vfs_syscalls.c:3888
#21 0xc0f4ce53 in syscall (frame=0xc5391d08) at subr_syscall.c:135
#22 0xc0f36661 in Xint0x80_syscall ()
    at /usr/src/sys/i386/i386/exception.s:270
#23 0x00000033 in ?? ()
Previous frame inner to this frame (corrupt stack?)

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