Date: Fri, 30 Nov 2018 11:06:24 +0000 From: bugzilla-noreply@freebsd.org To: net@FreeBSD.org Subject: [Bug 227720] Kernel panic in ppp server Message-ID: <bug-227720-7501-4976vWQuUo@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-227720-7501@https.bugs.freebsd.org/bugzilla/> References: <bug-227720-7501@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D227720 --- Comment #46 from Andrey V. Elsukov <ae@FreeBSD.org> --- (In reply to Franck Rousseau from comment #43) > #13 0xffffffff80c24da4 in sysctl_dumpentry (rn=3D0xfffff80008954410, > vw=3D0xfffffe0467edd690) > at /usr/src/sys/net/rtsock.c:1559 > 1559 info.rti_info[RTAX_IFP] =3D rt->rt_ifp->if_addr->ifa_addr; > (kgdb) print rt->rt_ifp->if_addr=20 > $1 =3D (struct ifaddr *) 0x0 > (kgdb) print rt->rt_ifp->if_flags > $2 =3D 0 > (kgdb) print rt->rt_ifp->if_index > $3 =3D 0 > (kgdb) print rt->rt_ifp=20=20=20=20=20=20=20=20=20=20 > $4 =3D (struct ifnet *) 0xfffff8002be6c800 > (kgdb) print *rt->rt_ifp > $5 =3D {if_link =3D {tqe_next =3D 0xfffff800b0cfe050, tqe_prev =3D > 0xfffff800b0cfe0a0}, if_clones =3D {le_next =3D 0x0,=20 > le_prev =3D 0x0}, if_groups =3D {tqh_first =3D 0x0, tqh_last =3D 0x0}, > if_alloctype =3D 0 '\0', if_softc =3D 0x0,=20 > if_llsoftc =3D 0x0, if_l2com =3D 0x0, if_dname =3D 0x0, if_dunit =3D 0,= if_index =3D > 0, if_index_reserved =3D 0,=20 > if_xname =3D 0xfffff8002be6c860 "", if_description =3D 0x0, if_flags = =3D 0, > if_drv_flags =3D 0,=20 Ok, it seems all was correctly patched and the problem is because we have garbage in the ifnet pointer. --=20 You are receiving this mail because: You are the assignee for the bug.=
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