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Date:      Sat, 26 Mar 2016 19:37:15 +0000
From:      bugzilla-noreply@freebsd.org
To:        freebsd-amd64@FreeBSD.org
Subject:   [Bug 208140] panic: page fault in pf
Message-ID:  <bug-208140-6-ZJQqXXifHb@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-208140-6@https.bugs.freebsd.org/bugzilla/>
References:  <bug-208140-6@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D208140

--- Comment #2 from Roman <rkondakov@ya.ru> ---
On last dump:

...
up 8
4454                    if (PF_ANEQ(pd->src, &nk->addr[pd->sidx], pd->af) ||
Current language:  auto; currently minimal
(kgdb) p pd
Cannot access memory at address 0x0

(kgdb) up 1
#9  0xffffffff8063d47c in pf_test (dir=3D<value optimized out>,
    ifp=3D<value optimized out>, m0=3D<value optimized out>,
    inp=3D<value optimized out>) at /usr/src/sys/netpfil/pf/pf.c:5889
5889                    action =3D pf_test_state_udp(&s, dir, kif, m, off, =
h,
&pd);

(kgdb) p pd
$11 =3D {lookup =3D {done =3D 0, uid =3D 0, gid =3D 0}, tot_len =3D 74, hdr=
 =3D {
    tcp =3D 0xfffffe00003e8638, udp =3D 0xfffffe00003e8638,
    icmp =3D 0xfffffe00003e8638, icmp6 =3D 0xfffffe00003e8638,
    any =3D 0xfffffe00003e8638}, nat_rule =3D 0x0, src =3D 0xfffff801efc640=
1c,
  dst =3D 0xfffff801efc64020, sport =3D 0x0, dport =3D 0x0, pf_mtag =3D 0x0,
  p_len =3D 0, ip_sum =3D 0xfffff801efc6401a, proto_sum =3D 0x0, flags =3D =
0,
  af =3D 2 '\002', proto =3D 17 '\021', tos =3D 0 '\0', dir =3D 1 '\001',
  sidx =3D 0 '\0', didx =3D 1 '\001'}

--=20
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