kernel trap 12 with interrupts disabled [bge0 on 7.2R]

[Kostik Belousov]

On Thu, May 14, 2009 at 03:32:34PM -0700, Chris Timmons wrote:
> 
> 
> >Can you get a stack trace?  Your panic is quite different then the original
> >one.
> 
> Let me know if there is any other information which would be helpful.  I 
> rebooted the 7.0 kernel from July, and the machine has been happily 
> chugging along running Nessus under load for almost 6 hours.
> 
> 	 3:30PM  up  5:42, 1 user, load averages: 33.67, 33.80, 35.14
> 
> Tomorrow I can see if the panic is easily reproduced.
> 
> -c
> 
> 
> (kgdb) bt
> #0  doadump () at pcpu.h:196
> #1  0xc07e2ee7 in boot (howto=260) at 
> /usr/src/sys/kern/kern_shutdown.c:418
> #2  0xc07e31b9 in panic (fmt=Variable "fmt" is not available.
> ) at /usr/src/sys/kern/kern_shutdown.c:574
> #3  0xc0ae49ec in trap_fatal (frame=0xee156a94, eva=28) at 
> /usr/src/sys/i386/i386/trap.c:939
> #4  0xc0ae4c70 in trap_pfault (frame=0xee156a94, usermode=0, eva=28) at 
> /usr/src/sys/i386/i386/trap.c:852
> #5  0xc0ae561c in trap (frame=0xee156a94) at 
> /usr/src/sys/i386/i386/trap.c:530
> #6  0xc0ac9d2b in calltrap () at /usr/src/sys/i386/i386/exception.s:159
> #7  0xc07a4dac in devvn_refthread (vp=0x0, devp=0xee156b0c) at 
> /usr/src/sys/kern/kern_conf.c:209
> #8  0xc076cf64 in devfs_fp_check (fp=0xc78fadf4, devp=0xee156b0c, 
> dswp=0xee156b08) at /usr/src/sys/fs/devfs/devfs_vnops.c:89
Please, show the output of
p *(struct file *)0xc78fadf4

> #9  0xc076cfd9 in devfs_poll_f (fp=0xc78fadf4, events=4, cred=0xc7ae1c00, 
> td=0xce628460) at /usr/src/sys/fs/devfs/devfs_vnops.c:966
> #10 0xc081cce1 in poll (td=0xce628460, uap=0xee156cfc) at file.h:280
> #11 0xc0ae4fc5 in syscall (frame=0xee156d38) at 
> /usr/src/sys/i386/i386/trap.c:1090
> #12 0xc0ac9d90 in Xint0x80_syscall () at 
> /usr/src/sys/i386/i386/exception.s:255
> #13 0x00000033 in ?? ()
> Previous frame inner to this frame (corrupt stack?)
> (kgdb) quit
> 
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