[7.2] R/W mount of / denied. Filesystem not clean - run fsck.

[Helmut Schneider]

Andriy Gapon <avg at icyb.net.ua> wrote:
> on 06/05/2009 16:21 Helmut Schneider said the following:
>> (kgdb) bt
>> #0  doadump () at pcpu.h:196
>> #1  0xc081d7e7 in boot (howto=260) at
>> /usr/src/sys/kern/kern_shutdown.c:418 #2  0xc081dab9 in panic
>> (fmt=Variable "fmt" is not available. ) at
>> /usr/src/sys/kern/kern_shutdown.c:574 #3  0xc0b1fc9c in trap_fatal
>> (frame=0xe5720c24, eva=48) at /usr/src/sys/i386/i386/trap.c:939
>> #4  0xc0b1ff20 in trap_pfault (frame=0xe5720c24, usermode=0, eva=48) at
>> /usr/src/sys/i386/i386/trap.c:852
>> #5  0xc0b208cc in trap (frame=0xe5720c24) at
>> /usr/src/sys/i386/i386/trap.c:530
>> #6  0xc0b04fdb in calltrap () at /usr/src/sys/i386/i386/exception.s:159
>> #7  0xc0ad121f in atkbd_timeout (arg=0xc0d09a00) at
>> /usr/src/sys/dev/atkbdc/atkbd.c:165
>> #8  0xc08301da in softclock (dummy=0x0) at
>> /usr/src/sys/kern/kern_timeout.c:274
>> #9  0xc07fb74b in ithread_loop (arg=0xc5491260) at
>> /usr/src/sys/kern/kern_intr.c:1088
>> #10 0xc07f8299 in fork_exit (callout=0xc07fb590 <ithread_loop>,
>> arg=0xc5491260, frame=0xe5720d38)
>>    at /usr/src/sys/kern/kern_fork.c:810
>> #11 0xc0b05050 in fork_trampoline () at
>> /usr/src/sys/i386/i386/exception.s:264
>> (kgdb)
>
> Could you please examine frame 7? (fr 7; list; i loc; maybe some prints
> for the variables of interest - kbd, kbdsw)

(kgdb) fr 7
#7  0xc0ad121f in atkbd_timeout (arg=0xc0d09a00) at 
/usr/src/sys/dev/atkbdc/atkbd.c:165
165             if ((*kbdsw[kbd->kb_index]->lock)(kbd, TRUE)) {
(kgdb) list
160              *
161              * The keyboard apparently unwedges the irq in most cases.
162              */
163             s = spltty();
164             kbd = (keyboard_t *)arg;
165             if ((*kbdsw[kbd->kb_index]->lock)(kbd, TRUE)) {
166                     /*
167                      * We have seen the lock flag is not set. Let's 
reset
168                      * the flag early, otherwise the LED update routine 
fails
169                      * which may want the lock during the interrupt 
routine.
(kgdb) i loc
No locals.
(kgdb)

> Just in case, do you have PS/2 keyboard attached?

No. Well. It's a module of the Blade Center which is connected via USB while 
mouse/keyboard are connected via PS/2. But the OS only sees an USB device.

-- 
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