Panic in a vkernel: getblk: vnode 0x669232e8 has no object!

Rumko rumcic at gmail.com
Fri Apr 4 00:03:16 PDT 2008


Rumko wrote:

> Matthew Dillon wrote:
> 
>> 
>> :>  /* Must have a VM object to truncate */
>> :> +             if (vp->v_object == NULL)
>> :> +                     vinitvmio(vp, 0);
>> :>  error = ffs_truncate(vp, (off_t)0, 0, NOCRED);
>> :>  ip->i_rdev = 0;
>> :>  mode = ip->i_mode;
>> :
>> :I'll try to reproduce it, but since this is the first time I got this panic
>> :... I'll see if it can be done
>> :--
>> :Regards,
>> :Rumko
>> 
>>      Scrap that patch.  It's bad.  It causes more panics then it fixes.
>> 
>> -Matt
>> Matthew Dillon
>> <dillon at backplane.com>
> 
> Ok ... I have yet to reproduce the panic (the vkernel is still building the
> packages) so I have not applied the patch yet.

Alrighty ... I triggered another panic (while checking out the pkgsrc tree ...
but it seems to me a different panic unrelated to this?

Checkout latest pkgsrc-current...
mode = 030721, inum = 64, fs =
panic: ffs_valloc: dup alloc
Trace beginning at frame 0x6565480c
panic(65654830,0,58583800,65c95300,656548ac) at 0x80a1777
panic(81ebe10,81eba88,31d1,40,585838d4) at 0x80a1777
ffs_valloc(65c27de8,81a4,63b08798,656548d0,65654bbc) at 0x81888fd
ufs_vnoperatespec(65654a60,fffffffe,65ca7c08,65654a08,81996cd) at 0x8199e28
ufs_vnoperatespec(65654a14,65654a3c,80efc2c,65654a14,820a370) at 0x819a11b
ufs_vnoperate(65654a14,820a370,5ee91fd0,2,65c27de8) at 0x81996cd
vop_old_create(5ee91fd0,65c27de8,65654bbc,65654a60,65654b10) at 0x80efc2c
vop_compat_ncreate(65654ab0,65654aa4,81996cd,65654ab0,65654ae4) at 0x80e05cd
vop_defaultop(65654ab0,65654ae4,80f09a3,65654ab0,820a4d0) at 0x80df3ef
ufs_vnoperate(65654ab0,820a4d0,5ee91fd0,6216700f,0) at 0x81996cd
vop_ncreate(5ee91fd0,65654c38,65c27de8,65654bbc,63b08798) at 0x80f09a3
vn_open(65654c38,63bc8778,20a,1a4,620c9400) at 0x80ef076
kern_open(65654c38,209,1b6,65654ca0,65ca7c08) at 0x80ec5ba
sys_open(65654ca0,6,0,0,63b2ed18) at 0x80ec78f
syscall2(65654d40,0,6,0,0) at 0x81bd7af
user_trap(65654d40,620c9400,81bd5b1,0,81bde4c) at 0x81bd982
go_user(65654d38,0,0,7b,0) at 0x81bdd01
Debugger("panic")
Stopped at      0x81bb3c9:      movb    $0,0x82a1074
-- 
Regards,
Rumko





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