Bugzilla Bug 138863

Eeek! page_mapcount(page) went negative! (-1)
page->flags = 400
page->count = 1
page->mapping = 00000000
------------[ cut here ]------------
kernel BUG at mm/rmap.c:560!
invalid opcode: 0000 [#1]
Modules linked in: snd_pcm_oss snd_mixer_oss snd_seq_oss snd_seq_midi_event
snd_seq snd_seq_device rt61 snd_intel8x0 snd_ac97_codec snd_ac97_bus snd_pcm
snd_timer snd soundcore snd_page_alloc i2c_sis96x sis_agp rtc lirc_serial
lirc_dev radeon drm agpgart sl811_hcd ohci_hcd uhci_hcd usb_storage scsi_mod
usbhid ehci_hcd usbcore
CPU:    0
EIP:    0060:[<c014ce23>]    Tainted: P      VLI
EFLAGS: 00010286   (2.6.16-gentoo-r9 #6) 
EIP is at page_remove_rmap+0x93/0xa0
eax: ffffffff   ebx: c1000000   ecx: 00000001   edx: c03d7a0c
esi: b6dc4000   edi: c1000000   ebp: c6c85f34   esp: c6c85e8c
ds: 007b   es: 007b   ss: 0068
Process stardict (pid: 20508, threadinfo=c6c84000 task=cc676550)
Stack: <0>c038d7f4 00000000 ca889710 c01463f9 c1000000 b6dc4000 00000001
00000001 
00000000 fffffffe c31b6d80 b7000000 cf1b4b70 b7000000 c6c85f34 c0146595 
c045405c c0b038b4 cf1b4b6c b6d6b000 b7000000 c6c85f34 00000000 b747efff 
Call Trace:
[<c01463f9>] zap_pte_range+0x139/0x220
[<c0146595>] unmap_page_range+0xb5/0x140
[<c014670f>] unmap_vmas+0xef/0x1d0
[<c014b1db>] exit_mmap+0x6b/0xf0
[<c0116776>] mmput+0x26/0x80
[<c011b283>] do_exit+0xf3/0x3a0
[<c011b5a4>] do_group_exit+0x34/0x70
[<c010300f>] sysenter_past_esp+0x54/0x75
Code: 53 0c 8b 42 04 c7 04 24 dd d7 38 c0 40 89 44 24 04 e8 c2 c5 fc ff 8b 43
10 c7 04 24 f4 d7 38 c0 89 44 24 04 e8 af c5 fc ff eb 86 <0f> 0b 30 02 b2 d7 38
c0 eb 82 8d 76 00 83 ec 28 89 74 24 1c 8b 
<1>Fixing recursive fault but reboot is needed!


localhost ~ # emerge --info
Portage 2.1-r1 (default-linux/x86/2006.0, gcc-3.4.6, glibc-2.3.6-r4,
2.6.16-gentoo-r9 i686)
=================================================================
System uname: 2.6.16-gentoo-r9 i686 AMD Duron(tm)
Gentoo Base System version 1.6.15
dev-lang/python:     2.4.3-r1
dev-python/pycrypto: 2.0.1-r5
dev-util/ccache:     [Not Present]
dev-util/confcache:  [Not Present]
sys-apps/sandbox:    1.2.17
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-r2
sys-devel/binutils:  2.16.1-r3
sys-devel/gcc-config: 1.3.13-r2
sys-devel/libtool:   1.5.22
virtual/os-headers:  2.6.11-r2
ACCEPT_KEYWORDS="x86"
AUTOCLEAN="yes"
CBUILD="i686-pc-linux-gnu"
CFLAGS="-O2 -pipe -march=athlon-tbird -fomit-frame-pointer"
CHOST="i686-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/kde/3.5/env /usr/kde/3.5/share/config
/usr/kde/3.5/shutdown /usr/share/X11/xkb /usr/share/config"
CONFIG_PROTECT_MASK="/etc/env.d /etc/env.d/java/ /etc/gconf
/etc/java-config/vms/ /etc/revdep-rebuild /etc/terminfo"
CXXFLAGS="-O2 -pipe -march=athlon-tbird -fomit-frame-pointer"
DISTDIR="/usr/portage/distfiles"
FEATURES="autoconfig distlocks metadata-transfer sandbox sfperms strict"
GENTOO_MIRRORS="http://distfiles.gentoo.org
http://distro.ibiblio.org/pub/linux/distributions/gentoo"
LANG="pl_PL.utf8"
LC_ALL="pl_PL.utf8"
LINGUAS="pl"
MAKEOPTS="-j2"
PKGDIR="/usr/portage/packages"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress
--force --whole-file --delete --delete-after --stats --timeout=180
--exclude='/distfiles' --exclude='/local' --exclude='/packages'"
PORTAGE_TMPDIR="/var/tmp"
PORTDIR="/usr/portage"
PORTDIR_OVERLAY="/usr/local/portage"
SYNC="rsync://rsync.gentoo.org/gentoo-portage"
USE="x86 3dnow X aac alsa apache2 apm avi berkdb bitmap-fonts browserplugin cli
crypt cups dlloader dri dvd emboss encode fam flac foomaticdb fortran gdbm gif
gpm gstreamer gtk gtk2 hal imlib ipv6 isdnlog ithreads jpeg justify kde
kerberos libg++ libwww mad mikmod mmx motif mp3 mpeg ncurses nls nptl nsplugin
ogg openexr opengl pam pcre pdflib perl png ppds pppd python qt qt3 qt4
quicktime readline reflection sdl session spell spl ssl svg tcpd tiff truetype
truetype-fonts type1-fonts udev unicode utf8 vcd vorbis win32codecs xml xorg xv
zeroconf zlib elibc_glibc input_devices_keyboard input_devices_mouse
kernel_linux linguas_pl lirc_devices_irdeo userland_GNU video_cards_dri
video_cards_radeon video_cards_ati"
Unset:  CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LDFLAGS,
PORTAGE_RSYNC_EXTRA_OPTS

*** This bug has been marked as a duplicate of 138366 ***