I think I get something similar during xen-image-create debootstrap : Sep 25 19:18:02 discordance kernel: BUG: unable to handle kernel NULL pointer dereference at virtual address 0000001c Sep 25 19:18:02 discordance kernel: printing eip: Sep 25 19:18:02 discordance kernel: ee217289 Sep 25 19:18:02 discordance kernel: 06c3e000 -> *pde = 00000000:3886c001 Sep 25 19:18:02 discordance kernel: 0646c000 -> *pme = 00000000:00000000 Sep 25 19:18:02 discordance kernel: Oops: 0000 [#1] Sep 25 19:18:02 discordance kernel: SMP Sep 25 19:18:02 discordance kernel: Modules linked in: arc4 ecb blkcipher ieee80211_crypt_wep af_packet i915 drm binfmt_misc rfcomm l2cap bluetooth bridge ppdev video sbs battery button dock container ac ext2 sbp2 parport_pc lp parport snd_hda_intel snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi ipv6 mss_core ipw3945 pcmcia snd_seq_midi_event firewire_ohci firewire_core snd_seq ieee80211 ieee80211_crypt iTCO_wdt iTCO_vendor_support firmware_class crc_itu_t sdhci mmc_core snd_timer snd_seq_device yenta_socket rsrc_nonstatic pcmcia_core intel_agp agpgart serio_raw tsdev snd soundcore snd_page_alloc ext3 jbd mbcache sg sr_mod cdrom sd_mod piix generic ide_core ohci1394 ieee1394 ata_piix libata scsi_mod r8169 ehci_hcd uhci_hcd usbcore dm_mirror dm_snapshot dm_mod thermal processor fan fuse apparmor commoncap Sep 25 19:18:02 discordance kernel: CPU: 0 Sep 25 19:18:02 discordance kernel: EIP: 0061:[<ee217289>] Not tainted VLI Sep 25 19:18:02 discordance kernel: EFLAGS: 00010203 (2.6.22-12-xen #1) Sep 25 19:18:02 discordance kernel: EIP is at walk_page_buffers+0x18/0x64 [ext3] Sep 25 19:18:02 discordance kernel: eax: 00000000 ebx: fffffffc ecx: fffffffd edx: 00000018 Sep 25 19:18:02 discordance kernel: esi: c1aba374 edi: ffffffff ebp: 00000018 esp: c8819e10 Sep 25 19:18:02 discordance kernel: ds: 007b es: 007b fs: 00d8 gs: 0000 ss: 0069 Sep 25 19:18:02 discordance kernel: Process pdflush (pid: 5130, ti=c8818000 task=e2f43030 task.ti=c8818000) Sep 25 19:18:02 discordance kernel: Stack: 00000000 c0ca7810 c1ab9a80 c1aba374 c0ca7810 c0ca7810 ee219ef2 00001000 Sep 25 19:18:02 discordance kernel: 00000000 ee2172d5 c1ab9a00 00000000 c8819f74 e63f2ed4 00000003 00000000 Sep 25 19:18:02 discordance kernel: c8819f74 c014b410 c1ab9a80 c014b77f 00000000 0000000e c014b408 e63f2ed4 Sep 25 19:18:02 discordance kernel: Call Trace: Sep 25 19:18:02 discordance kernel: [<ee219ef2>] ext3_ordered_writepage+0xcc/0x189 [ext3] Sep 25 19:18:02 discordance kernel: [<ee2172d5>] bget_one+0x0/0x7 [ext3] Sep 25 19:18:02 discordance kernel: [__writepage+8/33] __writepage+0x8/0x21 Sep 25 19:18:02 discordance kernel: [write_cache_pages+364/635] write_cache_pages+0x16c/0x27b Sep 25 19:18:02 discordance kernel: [__writepage+0/33] __writepage+0x0/0x21 Sep 25 19:18:02 discordance kernel: [generic_writepages+31/38] generic_writepages+0x1f/0x26 Sep 25 19:18:02 discordance kernel: [do_writepages+41/48] do_writepages+0x29/0x30 Sep 25 19:18:02 discordance kernel: [__writeback_single_inode+411/779] __writeback_single_inode+0x19b/0x30b Sep 25 19:18:02 discordance kernel: [__writeback_single_inode+769/779] __writeback_single_inode+0x301/0x30b Sep 25 19:18:02 discordance kernel: [sync_sb_inodes+360/530] sync_sb_inodes+0x168/0x212 Sep 25 19:18:02 discordance kernel: [writeback_inodes+106/178] writeback_inodes+0x6a/0xb2 Sep 25 19:18:02 discordance kernel: [background_writeout+114/157] background_writeout+0x72/0x9d Sep 25 19:18:03 discordance kernel: [pdflush+331/509] pdflush+0x14b/0x1fd Sep 25 19:18:03 discordance kernel: [background_writeout+0/157] background_writeout+0x0/0x9d Sep 25 19:18:03 discordance kernel: [pdflush+0/509] pdflush+0x0/0x1fd Sep 25 19:18:03 discordance kernel: [kthread+56/96] kthread+0x38/0x60 Sep 25 19:18:03 discordance kernel: [kthread+0/96] kthread+0x0/0x60 Sep 25 19:18:03 discordance kernel: [kernel_thread_helper+7/16] kernel_thread_helper+0x7/0x10 Sep 25 19:18:03 discordance kernel: ======================= Sep 25 19:18:03 discordance kernel: Code: 09 8b 11 8b 41 04 3b 02 74 f0 31 c0 39 d9 5b 0f 97 c0 c3 55 57 56 89 d6 53 83 ec 08 89 0c 24 31 c9 89 44 24 04 8b 7a 14 8d 1c 39 <8b> 6a 04 3b 1c 24 76 0a 89 d8 29 f8 3b 44 24 1c 72 19 83 7c 24 Sep 25 19:18:03 discordance kernel: EIP: [<ee217289>] walk_page_buffers+0x18/0x64 [ext3] SS:ESP 0069:c8819e10
** Attachment added: "cat /proc/cpuinfo" http://launchpadlibrarian.net/9505747/cpuinfo -- xen-image-create fails with kernel panic https://bugs.launchpad.net/bugs/135041 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
