I get a lot of messages like in dmesg: ip_local_deliver: bad skb: PRE_ROUTING LOCAL_IN LOCAL_OUT POST_ROUTING skb: pf=2 (unowned) dev=lo len=52 PROTO=6 127.0.0.1:54935 127.0.0.1:111 L=52 S=0x00 I=44776 F=0x4000 T=64 ip_local_deliver: bad skb: PRE_ROUTING LOCAL_IN LOCAL_OUT POST_ROUTING skb: pf=2 (unowned) dev=lo len=60 PROTO=6 127.0.0.1:45257 127.0.0.1:765 L=60 S=0x00 I=24498 F=0x4000 T=64 ip_local_deliver: bad skb: PRE_ROUTING LOCAL_IN LOCAL_OUT POST_ROUTING skb: pf=2 (unowned) dev=lo len=60 PROTO=6 127.0.0.1:765 127.0.0.1:45257 L=60 S=0x00 I=0 F=0x4000 T=64 ip_local_deliver: bad skb: PRE_ROUTING LOCAL_IN LOCAL_OUT POST_ROUTING skb: pf=2 (unowned) dev=lo len=52 PROTO=6 127.0.0.1:45257 127.0.0.1:765 L=52 S=0x00 I=24500 F=0x4000 T=64 ip_local_deliver: bad skb: PRE_ROUTING LOCAL_IN LOCAL_OUT POST_ROUTING skb: pf=2 (unowned) dev=lo len=81 PROTO=6 127.0.0.1:45257 127.0.0.1:765 L=81 S=0x00 I=24502 F=0x4000 T=64 ip_local_deliver: bad skb: PRE_ROUTING LOCAL_IN LOCAL_OUT POST_ROUTING skb: pf=2 (unowned) dev=lo len=52 PROTO=6 127.0.0.1:765 127.0.0.1:45257 L=52 S=0x00 I=48283 F=0x4000 T=64 ip_local_deliver: bad skb: PRE_ROUTING LOCAL_IN LOCAL_OUT POST_ROUTING skb: pf=2 (unowned) dev=lo len=52 PROTO=6 127.0.0.1:111 127.0.0.1:54935 L=52 S=0x00 I=55118 F=0x4000 T=64 ip_local_deliver: bad skb: PRE_ROUTING LOCAL_IN LOCAL_OUT POST_ROUTING skb: pf=2 (unowned) dev=lo len=52 PROTO=6 127.0.0.1:54935 127.0.0.1:111 L=52 S=0x00 I=44778 F=0x4000 T=64 ip_local_deliver: bad skb: PRE_ROUTING LOCAL_IN LOCAL_OUT POST_ROUTING skb: pf=2 (unowned) dev=lo len=72 PROTO=6 127.0.0.1:765 127.0.0.1:45257 L=72 S=0x00 I=48285 F=0x4000 T=64 ip_local_deliver: bad skb: PRE_ROUTING LOCAL_IN LOCAL_OUT POST_ROUTING skb: pf=2 (unowned) dev=lo len=52 PROTO=6 127.0.0.1:45257 127.0.0.1:765 L=52 S=0x00 I=24504 F=0x4000 T=64 ip_local_deliver: bad skb: PRE_ROUTING LOCAL_IN LOCAL_OUT POST_ROUTING skb: pf=2 (unowned) dev=lo len=52 PROTO=6 127.0.0.1:45257 127.0.0.1:765 L=52 S=0x00 I=24506 F=0x4000 T=64 ip_local_deliver: bad skb: PRE_ROUTING LOCAL_IN LOCAL_OUT POST_ROUTING skb: pf=2 (unowned) dev=lo len=52 PROTO=6 127.0.0.1:765 127.0.0.1:45257 L=52 S=0x00 I=48287 F=0x4000 T=64 ip_local_deliver: bad skb: PRE_ROUTING LOCAL_IN LOCAL_OUT POST_ROUTING skb: pf=2 (unowned) dev=lo len=52 PROTO=6 127.0.0.1:45257 127.0.0.1:765 L=52 S=0x00 I=24508 F=0x4000 T=64 Reproducible: Always Steps to Reproduce: 1. 2. 3. Portage 2.0.51.22-r2 (default-linux/x86/2005.0, gcc-3.4.4, glibc-2.3.5-r0, 2.6.12-gentoo-r5 i686) ================================================================= System uname: 2.6.12-gentoo-r5 i686 Intel(R) Pentium(R) 4 CPU 1.70GHz Gentoo Base System version 1.6.13 dev-lang/python: 2.3.4-r1, 2.4.1-r1 sys-apps/sandbox: 1.2.10 sys-devel/autoconf: 2.13, 2.59-r7 sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6 sys-devel/binutils: 2.16.1 sys-devel/libtool: 1.5.18-r1 virtual/os-headers: 2.6.11-r2 ACCEPT_KEYWORDS="x86 ~x86" AUTOCLEAN="yes" CBUILD="i686-pc-linux-gnu" CFLAGS="-O2 -fomit-frame-pointer -march=pentium4 -pipe" CHOST="i686-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3.4/env /usr/kde/3.4/share/config /usr/kde/3.4/shutdown /usr/kde/3/share/config /usr/lib/X11/xkb /usr/share/config /var/qmail/control" CONFIG_PROTECT_MASK="/etc/gconf /etc/terminfo /etc/env.d" CXXFLAGS="-O2 -fomit-frame-pointer -march=pentium4 -pipe" DISTDIR="/usr/portage/distfiles" FEATURES="autoconfig distlocks sfperms strict" GENTOO_MIRRORS="http://trumpetti.atm.tut.fi/gentoo/ ftp://ftp.join.uni-muenster.de/pub/linux/distributions/gentoo ftp://ftp6.uni-muenster.de/pub/linux/distributions/gentoo http://ftp.du.se/pub/os/gentoo" LANG="en_US.UTF-8" LINGUAS="ru" PKGDIR="/usr/portage/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="x86 X acpi alsa apache2 apm avi bitmap-fonts browserplugin bzip2 cdr crypt cups curl eds emboss encode esd fam ffmpeg firefox foomaticdb fortran gcj gdbm gif gnome gpm gstreamer gtk2 imlib java javascript jpeg jpeg2k kde kdeenablefinal libg++ libwww mad mikmod mjpeg mmx mono mp3 mpeg ncurses nls nptl nptlonly nvidia ogg oggvorbis opengl pam pdflib perl png ppds python qt quicktime readline sdl slang spell sse sse2 ssl tcpd theora tiff truetype truetype-fonts type1-fonts unicode usb userlocales vorbis win32codecs xine xml xml2 xv zlib linguas_ru userland_GNU kernel_linux elibc_glibc" Unset: ASFLAGS, CTARGET, LC_ALL, LDFLAGS, MAKEOPTS, PORTDIR_OVERLAY
You have netfilter debugging turned on?
https://lists.netfilter.org/pipermail/netfilter-devel/2005-May/019521.html
I forgot to upgrade my kernel. Thank you.