Subject: Re: another kernel panic
To: Nathan J. Williams <>
From: Sean Davis <>
List: current-users
Date: 01/26/2003 16:40:54
On Thu, Jan 23, 2003 at 03:26:18PM -0500, Nathan J. Williams wrote:
> Sean Davis <> writes:
> > Should I send-pr this?
> Go ahead and send-pr it; the problem has been known for a while and I
> haven't yet fixed it, but it's good to have a record. The problem is
> that somehow LWPs are sticking around on the alllwp list after the
> process has exited. Eventually uvm_swapout_threads() iterates over
> alllwp and examines l->l_proc->p_flag of every lwp, and at some point
> l->l_proc of the dead lwp ceases to point to valid memory (pool
> reclamation?) and it goes boom.

I just got bitten by this again. Will it be fixed soon? It's making it
impossible for me to update my packages to use the new pthreads, since every
time I pkg_chk -au, at some point my system panics. the traceback is the same.

>         - Nathan
> > #10 0xc01b7e5a in uvmpd_scan () at ../../../../uvm/uvm_pdaemon.c:753
> > #11 0xc01b7826 in uvm_pageout (arg=0xe113d294)
> >     at ../../../../uvm/uvm_pdaemon.c:253
> > (gdb) eros#

/~\ The ASCII
\ / Ribbon Campaign                   Sean Davis
 X  Against HTML                       aka dive
/ \ Email!