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Re: Status of revivesa



On Thu, Sep 25, 2008 at 04:58:46PM +0200, Manuel Bouyer wrote:
> On Thu, Sep 25, 2008 at 02:32:46PM +0000, Andrew Doran wrote:
> > On Wed, Sep 24, 2008 at 09:47:13PM -0700, Bill Stouder-Studenmund wrote:
> > 
> > > I recently update revivesa to recent current, and things are almost ready 
> > > for a merge.
> > 
> > I think that would be premature, because:
> > 
> > - The kernel panics ~instantly when I try to test it.
> 
> I get it too (running the netbsd-3 named):

Can I get a copy of this? Or is it one of the released ones?

> # /usr/sbin/named -v
> BIND 9.3.0
> # /usr/sbin/named   
> # uvm_fault(0xc5877b60, 0, 1) -> 0xe
> fatal page fault in supervisor mode
> trap type 6 code 0 eip c02d60df cs 9 eflags 10246 cr2 0 ilevel 7
> kernel: supervisor trap page fault, code=0
> Stopped in pid 12.2 (named) at  netbsd:sa_getcachelwp+0x2f:     movl    
> 0xc4(%ebx),%edx
> db> tr
> sa_getcachelwp(c5872588,c66e1f80,c65e3b5c,c02cb957,c66e1f82,0,c5872588,c03a4fa7,c66e1f80,0)
>  at netbsd:sa_getcachelwp+0x2f

Ok, I'm confused. How was the kernel compiled? I'm guessing not 
DIAGNOSTIC... There are asserts that should make it clear as to what may 
be wrong here.

> sa_switch(c6611c40,c0427797,1,c5864fa8,c04adcfc,c6611c40,c65e3bdc,c02b5ebf,0,0)
>  a t netbsd:sa_switch+0x2a6
> sleepq_block(0,0,c0427797,c0449770,c58725ac,0,c65e3bfc,0,c04add74,c5872588) 
> at netbsd:sleepq_block+0x138
> cv_wait(c58725ac,c5864f3c,0,c03a4fa7,c6611c40,ffffffff,0,c03a4fa7,c6611dd0,c6611c40)
>  at netbsd:cv_wait+0xef
> sigexit(c6611c40,b,b,0,c06f6f90,0,c6611dc0,0,0,0) at netbsd:sigexit+0x17e

Looks like there's an issue here too. This is a silly time to be firing 
off a "BLOCKED" upcall.

> postsig(b,c65e3d00,c65e3cac,c0399293,c661d010,b,c66e0fa0,c5872588,c6611c40,c65e3d30)
>  at netbsd:postsig+0xfd
> lwp_userret(c6611c40,c65e3d00,c65e3da0,2,fffffffc,1,c65e3d2c,b93ffcd8,4,0) at 
> netbsd:lwp_userret+0x168
> trap() at netbsd:trap+0x4c8
> --- trap (number 4) ---
> 0xbbbe60a9:

Take care,

Bill

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