Re: npf related panic

[Patrick Welche <prlw1%cam.ac.uk@localhost>]

On Wed, Jan 04, 2017 at 02:20:29PM +0000, Christos Zoulas wrote:
> In article <20170104141755.GA11149@quartz>,
> Patrick Welche  <prlw1%cam.ac.uk@localhost> wrote:
> >Just updated the kernel of a box which had kernel+userland 7.99.51/amd64,
> >with a kernel built just now, so 7.99.54. On boot (fat fingered):
> >
> >...
> >Starting dhcpcd.
> >uvm_fault(0xffffffe811642e170, 0x0, 1) -> e
> >fatal page fault in supervisor mode
> >trap type 6 code 0 rip ffffffff804966e9 cs 8 rflags 10246 cr2 18 ilevel
> >6 rsp fffffe8116594a10
> >curlwp 0xfffffe8116c87040 pid 135.1 lowest kstack 0xfffffe81165912c0
> >kernel: page fault trap, code=0
> >Stopped in pid 135.1 (dhcpd) at netbsd:npf_ifaddrhook+0x55: movq 18($r12),%rsi
> >npf_ifaddrhook() at netbsd:npf_ifaddrhook+0x55
> >pfil_run_addrhooks() at netbsd:pfil_run_addrhooks+0x3a
> >in6_control() at netbsd:in6_control+0x67d
> >udp6_ioctl_wrapper() at netbsd:udp6_ioctl_wrapper+0x32
> >doifioctl() at netbsd:doifioctl+0xbb3
> >soo_ioctl() at netbsd:soo_ioctl+0x2b5
> >sys_ioctl() at netbsd:sys_ioctl+0x101
> >syscall() at netbsd:syscall+0x1e8
> >--- syscall (number 54) ---
> >
> >(so didn't manage to boot, to bring userland into sync - this is a DIAGNOSTIC,
> >DEBUG, LOCKDEBUG kernel)
> 
> Ryo committed a change to pfil.c, it might help.

# ident /netbsd | grep pfil
     $NetBSD: pfil.c,v 1.30 2017/01/04 13:03:41 ryo Exp $

:-(

P