When I installed gentoo-sources-2.4.22-r3, the encrypted filesystem I had which worked under gentoo-sources-2.4.20-r9 refused to mount. I did install the cryptoapi package. There were no other changes (other than emerge portage) in between changing kernels, and switching back to 2.4.20-r9 restores functionality. See <http://forums.gentoo.org/viewtopic.php?t=119546&highlight=cryptoapi> for a similar problem (my error message is similar, but I'm using an AES cipher), which is where I found out about emerging cryptoapi. This bug appears to be different from bug 35016, since in my case gentoo-sources-2.4.20-r9 produces a kernel that works. Reproducible: Always Steps to Reproduce: This is emerge info from the working kernel: Portage 2.0.49-r20 (default-x86-1.4, gcc-3.2.3, glibc-2.3.2-r3, 2.4.20-gentoo-r9) ================================================================= System uname: 2.4.20-gentoo-r9 i686 AMD Athlon(tm) XP 1900+ Gentoo Base System version 1.4.3.10p1 ACCEPT_KEYWORDS="x86" AUTOCLEAN="yes" CFLAGS="-g -O2 -fstack-protector" CHOST="i686-pc-linux-gnu" COMPILER="gcc3" CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3/share/config /usr/share/config /usr/share/texmf/dvipdfm/config/ /usr/share/texmf/dvips/config/ /usr/share/texmf/tex/generic/config/ /usr/share/texmf/tex/platex/config/ /usr/share/texmf/xdvi/ /var/qmail/control" CONFIG_PROTECT_MASK="/etc/gconf /etc/env.d" CXXFLAGS="-g -O2 -fstack-protector" DISTDIR="/usr/portage/distfiles" FEATURES="autoaddcvs fixpackages nostrip sandbox userpriv" GENTOO_MIRRORS="http://mirror.tucdemonic.org/gentoo ftp://ftp.ussg.iu.edu/pub/linux/gentoo http://gentoo.noved.org ftp://mirrors.tds.net/gentoo http://cudlug.cudenver.edu/gentoo http://ftp.easynet.nl/mirror/gentoo" MAKEOPTS="-j2" PKGDIR="/usr/portage/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/usr/local/portage" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="3dnow X Xaw3d aalib apm arts avi berkdb canna cdr cjk crypt cups debug doc dvd encode esd foomaticdb freetype freewnn gdbm gif gnome gpm gtk gtk2 guile imlib java joystick jpeg kde libg++ libwww mad maildir matrox mbox mikmod mozilla mozsvg mpeg mule ncurses nls oggvorbis opengl oss pam pdflib perl png python qt quicktime readline ruby scanner sdl slang spell sse ssl svga tcltk tcpd tetex tiff truetype usb x86 xinerama xml2 xmms xv zlib video_cards_matrox"
*** This bug has been marked as a duplicate of 35016 ***