I can confirm the cause is the module i915 which is reported by procps as being in initstate 'coming':
# cat /sys/module/i915/initstate coming In fact it is already loaded and used by video - so I cannot unload it. root@rutelio:/home/saverio# lsmod Module Size Used by pci_stub 12622 1 vboxpci 23157 0 vboxnetadp 25670 0 vboxnetflt 23442 0 vboxdrv 320371 3 vboxpci,vboxnetadp,vboxnetflt xfrm_user 31124 4 xfrm4_tunnel 12857 0 tunnel4 13252 1 xfrm4_tunnel ipcomp 12661 0 xfrm_ipcomp 13413 1 ipcomp esp4 17139 0 ah4 13044 0 deflate 12617 0 ctr 13005 0 twofish_generic 16635 0 twofish_x86_64_3way 29721 0 twofish_x86_64 12867 1 twofish_x86_64_3way twofish_common 21113 3 twofish_generic,twofish_x86_64_3way,twofish_x86_64 camellia_generic 29348 0 camellia_x86_64 55261 0 serpent_sse2_x86_64 54423 0 lrw 13286 3 twofish_x86_64_3way,camellia_x86_64,serpent_sse2_x86_64 serpent_generic 25724 1 serpent_sse2_x86_64 xts 12880 3 twofish_x86_64_3way,camellia_x86_64,serpent_sse2_x86_64 gf128mul 14951 2 lrw,xts blowfish_generic 12530 0 blowfish_x86_64 21381 0 blowfish_common 16699 2 blowfish_generic,blowfish_x86_64 cast5 25112 0 des_generic 21415 0 xcbc 12815 0 rmd160 16744 0 sha512_generic 12796 0 crypto_null 12918 0 af_key 36052 0 xfrm_algo 15464 5 xfrm_user,xfrm_ipcomp,esp4,ah4,af_key dm_crypt 23011 0 nfsd 255884 13 nfs 301261 0 lockd 76869 2 nfsd,nfs fscache 61093 1 nfs auth_rpcgss 40955 2 nfsd,nfs nfs_acl 12837 2 nfsd,nfs sunrpc 229275 19 nfsd,nfs,lockd,auth_rpcgss,nfs_acl parport_pc 32688 0 rfcomm 46619 16 ppdev 17073 0 bnep 18140 2 binfmt_misc 17500 1 snd_hda_codec_hdmi 32007 5 snd_hda_codec_realtek 77876 1 nvidia 11257759 40 snd_hda_intel 33491 4 snd_hda_codec 134212 3 snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_intel snd_usb_audio 130467 1 keyspan 37433 0 eeepc_wmi 13109 0 uvcvideo 76749 0 snd_pcm 96580 4 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_usb_audio asus_wmi 24088 1 eeepc_wmi mxm_wmi 12979 0 snd_hwdep 13602 2 snd_hda_codec,snd_usb_audio btusb 18334 0 coretemp 13400 0 snd_usbmidi_lib 24953 1 snd_usb_audio sparse_keymap 13890 1 asus_wmi videobuf2_core 32851 1 uvcvideo wmi 19070 2 asus_wmi,mxm_wmi videodev 120309 2 uvcvideo,videobuf2_core kvm_intel 132759 0 bluetooth 209199 22 rfcomm,bnep,btusb snd_seq_midi 13324 0 snd_rawmidi 30512 2 snd_usbmidi_lib,snd_seq_midi kvm 414070 1 kvm_intel usbserial 42355 1 keyspan snd_seq_midi_event 14899 1 snd_seq_midi videobuf2_vmalloc 12860 1 uvcvideo lpc_ich 17061 0 snd_seq 61521 2 snd_seq_midi,snd_seq_midi_event snd_seq_device 14497 3 snd_seq_midi,snd_rawmidi,snd_seq shpchp 37108 0 snd_timer 29425 2 snd_pcm,snd_seq psmouse 95552 0 snd_page_alloc 18484 2 snd_hda_intel,snd_pcm microcode 22803 0 videobuf2_memops 13368 1 videobuf2_vmalloc joydev 17457 0 snd 78734 22 snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_intel,snd_hda_codec,snd_usb_audio,snd_pcm,snd_hwdep,snd_usbmidi_lib,snd_rawmidi,snd_seq,snd_seq_device,snd_timer mac_hid 13205 0 xpad 18042 0 mei 40690 0 soundcore 15047 1 snd serio_raw 13215 0 dm_multipath 22828 0 lp 17759 0 parport 46345 3 parport_pc,ppdev,lp scsi_dh 14554 1 dm_multipath btrfs 761721 0 zlib_deflate 26914 2 deflate,btrfs libcrc32c 12644 1 btrfs dm_raid45 76812 0 xor 17152 1 dm_raid45 dm_mirror 22028 0 dm_region_hash 20806 1 dm_mirror dm_log 18529 3 dm_raid45,dm_mirror,dm_region_hash r8169 61650 0 firewire_ohci 40401 0 firewire_core 64368 1 firewire_ohci crc_itu_t 12707 1 firewire_core hid_logitech 26585 0 ff_memless 13013 2 xpad,hid_logitech usbhid 46947 1 hid_logitech hid 100366 2 hid_logitech,usbhid ghash_clmulni_intel 13180 0 aesni_intel 51037 0 cryptd 20403 3 serpent_sse2_x86_64,ghash_clmulni_intel,aesni_intel aes_x86_64 17208 1 aesni_intel i915 624608 1 drm_kms_helper 46784 1 i915 drm 275528 2 i915,drm_kms_helper i2c_algo_bit 13413 1 i915 e1000e 199114 0 video 19335 1 i915 The problem is not there with kernel 3.2. Should I open another bug report, since this has been filed under 2.5.35? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/706413 Title: update-initramfs hangs on adding gpu module To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/706413/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs