During loading the cloop module a kernel panic happens in cloop_init(). sys-fs/cloop is 2.02.1-r1 lati ~ # insmod /lib/modules/2.6.17-gentoo-r4/fs/cloop.ko file=/tmp/img.iso.cloop Oops: 0000 [#1] PREEMPT Modules linked in: cloop zlib_deflate cpufreq_ondemand speedstep_centrino freq_table snd_pcm_oss snd_mixer_oss snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device dm_crypt dm_mod aes dvb_usb_dtt200u dvb_usb dvb_core dvb_pll mmc_block mmc_core i915 drm thermal processor pcmcia eth1394 intel_agp agpgart yenta_socket rsrc_nonstatic pcmcia_core snd_intel8x0 ipw2200 ehci_hcd uhci_hcd ieee80211 snd_intel8x0m snd_ac97_codec snd_ac97_bus snd_pcm snd_timer snd soundcore snd_page_alloc usbcore ieee80211_crypt firmware_class i2c_i801 i2c_core 8250_pci tg3 8250 serial_core CPU: 0 EIP: 0060:[<c01e7af4>] Not tainted VLI EFLAGS: 00010246 (2.6.17-gentoo-r4 #1) EIP is at strlcpy+0xf/0x41 eax: 00000000 ebx: f6429b88 ecx: ffffffff edx: 0000003e esi: 00000010 edi: 0000003e ebp: 0000003e esp: f684bf20 ds: 007b es: 007b ss: 0068 Process insmod (pid: 10372, threadinfo=f684a000 task=f71ec0b0) Stack: f904b250 f6429b80 00000000 0000003e c01e0e45 00000000 f904c3d0 00000000 f904caa0 00000000 f8e7d095 000000f0 f904b250 f904b250 00000000 00000000 00000007 00000000 f904cb88 00000000 00000000 00000008 00000000 00000014 Call Trace: <c01e0e45> register_blkdev+0x7a/0xe6 <f8e7d095> cloop_init+0x95/0x326 [cloop] <c012ba4e> sys_init_module+0x88/0x17e <c0102aab> syscall_call+0x7/0xb Code: 01 74 03 80 c1 20 38 ca 88 cb 75 03 4e eb bc 0f b6 c2 0f b6 d3 29 d0 5b 5e 5f 5d c3 55 57 89 d7 56 89 ce 83 c9 ff 53 89 c3 31 c0 <f2> ae f7 d1 49 85 f6 89 cd 74 20 39 f1 8d 46 ff 89 df 0f 42 c1 EIP: [<c01e7af4>] strlcpy+0xf/0x41 SS:ESP 0068:f684bf20 Segmentation fault Portage 2.1-r1 (default-linux/x86/2005.1, gcc-3.4.6/vanilla, glibc-2.3.6-r3, 2.6.17-gentoo-r4 i686) ================================================================= System uname: 2.6.17-gentoo-r4 i686 Intel(R) Pentium(R) M processor 1.10GHz Gentoo Base System version 1.6.14 distcc 2.18.3 i686-pc-linux-gnu (protocols 1 and 2) (default port 3632) [enabled] app-admin/eselect-compiler: 2.0.0_rc1-r6 dev-lang/python: 2.3.5, 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-r1 sys-devel/binutils: 2.16.1-r3 sys-devel/gcc-config: 2.0.0_rc1 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 -march=pentium-m -fomit-frame-pointer" CHOST="i686-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/kde/3.3/env /usr/kde/3.3/share/config /usr/kde/3.3/shutdown /usr/kde/3.4/env /usr/kde/3.4/share/config /usr/kde/3.4/shutdown /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/eselect/compiler /etc/gconf /etc/revdep-rebuild /etc/splash /etc/terminfo" CXXFLAGS="-O2 -march=pentium-m -fomit-frame-pointer" DISTDIR="/usr/portage/distfiles" FEATURES="autoconfig distcc distlocks metadata-transfer sandbox sfperms strict" GENTOO_MIRRORS="http://distfiles.gentoo.org http://distro.ibiblio.org/pub/linux/distributions/gentoo" MAKEOPTS="-j5" 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://opti/gentoo-portage" USE="x86 X alsa apm arts asf avi berkdb bitmap-fonts cdparanoia cdr cli crypt cups dlloader dri dvb dvd eds emboss encode foomaticdb fortran gdbm gif gpm gstreamer gtk gtk2 imlib ipv6 isdnlog jpeg kde kdeenablefinal libg++ libwww mad mikmod motif mp3 mpeg ncurses nls ogg oggvorbis opengl oss pam pcre pdflib perl png pppd python qt qt3 qt4 quicktime readline reflection scanner sdl session spell spl sse ssl tcpd truetype truetype-fonts type1-fonts usb userlocales vorbis win32codecs xml2 xmms xorg xv zlib elibc_glibc input_devices_keyboard input_devices_mouse kernel_linux userland_GNU video_cards_i810" Unset: CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LANG, LC_ALL, LDFLAGS, LINGUAS, PORTAGE_RSYNC_EXTRA_OPTS
Please try with vanilla-sources; also check dmesg: you should have a message like: cloop: Initializing cloop v2.02 ... before it goes boom; paste that here. Thanks!
please provide more info
Sorry for the delay (due to summer holiday). Here are the requested information: Aug 6 14:35:17 lati cloop: Initializing cloop v2.02 Aug 6 14:35:17 lati BUG: unable to handle kernel NULL pointer dereference at virtual address 0000003e Aug 6 14:35:17 lati printing eip: Aug 6 14:35:17 lati c01e7af4 Aug 6 14:35:17 lati *pde = 00000000 Aug 6 14:35:17 lati Oops: 0000 [#1] Aug 6 14:35:17 lati PREEMPT Aug 6 14:35:17 lati Modules linked in: cloop zlib_deflate cpufreq_ondemand speedstep_centrino freq_table snd_pcm_oss snd_mixer_oss snd_seq_oss snd_seq_midi _event snd_seq snd_seq_device dm_crypt dm_mod aes dvb_usb_dtt200u dvb_usb dvb_core dvb_pll mmc_block mmc_core i915 drm thermal processor pcmcia eth1394 inte l_agp agpgart yenta_socket rsrc_nonstatic pcmcia_core snd_intel8x0 ipw2200 ehci_hcd uhci_hcd ieee80211 snd_intel8x0m snd_ac97_codec snd_ac97_bus snd_pcm snd _timer snd soundcore snd_page_alloc usbcore ieee80211_crypt firmware_class i2c_i801 i2c_core 8250_pci tg3 8250 serial_core Aug 6 14:35:17 lati CPU: 0 Aug 6 14:35:17 lati EIP: 0060:[<c01e7af4>] Not tainted VLI Aug 6 14:35:17 lati EFLAGS: 00010246 (2.6.17-gentoo-r4 #1) Aug 6 14:35:17 lati EIP is at strlcpy+0xf/0x41 Aug 6 14:35:17 lati eax: 00000000 ebx: f6429b88 ecx: ffffffff edx: 0000003e Aug 6 14:35:17 lati esi: 00000010 edi: 0000003e ebp: 0000003e esp: f684bf20 Aug 6 14:35:17 lati ds: 007b es: 007b ss: 0068 Aug 6 14:35:17 lati Process insmod (pid: 10372, threadinfo=f684a000 task=f71ec0b0) Aug 6 14:35:17 lati Stack: f904b250 f6429b80 00000000 0000003e c01e0e45 00000000 f904c3d0 00000000 Aug 6 14:35:17 lati f904caa0 00000000 f8e7d095 000000f0 f904b250 f904b250 00000000 00000000 Aug 6 14:35:17 lati 00000007 00000000 f904cb88 00000000 00000000 00000008 00000000 00000014 Aug 6 14:35:17 lati Call Trace: Aug 6 14:35:17 lati <c01e0e45> register_blkdev+0x7a/0xe6 <f8e7d095> cloop_init+0x95/0x326 [cloop] Aug 6 14:35:17 lati <c012ba4e> sys_init_module+0x88/0x17e <c0102aab> syscall_call+0x7/0xb Aug 6 14:35:17 lati Code: 01 74 03 80 c1 20 38 ca 88 cb 75 03 4e eb bc 0f b6 c2 0f b6 d3 29 d0 5b 5e 5f 5d c3 55 57 89 d7 56 89 ce 83 c9 ff 53 89 c3 31 c0 <f2> ae f7 d1 49 85 f6 89 cd 74 20 39 f1 8d 46 ff 89 df 0f 42 c1 Aug 6 14:35:17 lati EIP: [<c01e7af4>] strlcpy+0xf/0x41 SS:ESP 0068:f684bf20
I have no idea why that comes and no intention to debug it. If no one else is interested I suggest to bug upstream about getting this fixed. thanks