From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jon Subject: kvm-27 kernel oops Date: Thu, 7 Jun 2007 08:46:01 +1000 Message-ID: <20070606224601.GA5893@localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Return-path: Content-Disposition: inline List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org Hi, I just tried kvm-27 with the following result when starting a vm. -no-kvm works, as does kvm-26. No other changes to my set up: BUG: unable to handle kernel NULL pointer dereference at virtual address 00000024 printing eip: f8d16ee7 *pde = 00000000 Oops: 0002 [#1] PREEMPT SMP Modules linked in: kvm_intel kvm i915 drm acpi_cpufreq freq_table rfcomm l2cap bluetooth button ac battery iptable_raw xt_comment xt_policy xt_multiport ipt_TTL ipt_ttl ipt_TOS ipt_tos ipt_REJECT ipt_recent ipt_owner ipt_LOG ipt_iprange ipt_ECN ipt_ecn ipt_ah ipt_addrtype xt_tcpmss xt_pkttype xt_NFQUEUE xt_NFLOG xt_MARK xt_mark xt_mac xt_limit xt_length xt_helper xt_hashlimit xt_dccp xt_conntrack xt_CONNMARK xt_connmark xt_CLASSIFY xt_tcpudp xt_state nf_conntrack_ipv4 nf_conntrack iptable_mangle nfnetlink iptable_filter ip_tables x_tables tun bridge llc dock thinkpad_acpi hwmon backlight loop mmc_block snd_hda_intel snd_pcm_oss snd_mixer_oss snd_pcm snd_timer sdhci snd mmc_core psmouse yenta_socket rsrc_nonstatic i2c_i801 pcmcia_core i2c_core intel_agp agpgart soundcore snd_page_alloc evdev sha256 usbhid hid ehci_hcd usbcore e1000 sd_mod thermal processor fan CPU: 0 EIP: 0060:[] Not tainted VLI EFLAGS: 00010206 (2.6.22-rc3-20070531-1 #1) EIP is at mmu_free_roots+0x47/0x90 [kvm] eax: 00000000 ebx: 00000000 ecx: 32560001 edx: 0064ac00 esi: 00000008 edi: f229109c ebp: f2290000 esp: f2527e98 ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 Process qemu (pid: 6147, ti=f2526000 task=f2874000 task.ti=f2526000) Stack: f229109c fffffff5 00000000 f8d16fb1 f229109c f8d18128 f229109c f8d14d78 00000000 00000000 f2527ed8 c034ea98 00000020 00100000 00000010 00000020 00000002 f2290068 00000020 000fffe0 00000080 f2290040 00000002 c17f18e0 Call Trace: [] destroy_kvm_mmu+0x21/0x40 [kvm] [] kvm_mmu_reset_context+0x8/0x30 [kvm] [] kvm_vm_ioctl+0x758/0x830 [kvm] [] __atomic_notifier_call_chain+0x26/0x50 [] kvm_vm_ioctl+0x0/0x830 [kvm] [] do_ioctl+0x2b/0x90 [] do_page_fault+0x333/0x620 [] vfs_ioctl+0x5c/0x290 [] sys_ioctl+0x3d/0x70 [] sysenter_past_esp+0x5f/0x85 [] packet_setsockopt+0x2b0/0x3b0 ======================= Code: 30 89 da 09 ca 74 2d 89 c8 89 da 81 e2 ff ff 0f 00 25 00 f0 ff ff 0f ac d0 0c c1 ea 0c 89 c2 a1 00 b9 3c c0 c1 e2 05 8b 44 02 0c 48 24 8b 87 10 01 00 00 b9 ff ff ff ff c7 04 30 ff ff ff ff EIP: [] mmu_free_roots+0x47/0x90 [kvm] SS:ESP 0068:f2527e98 note: qemu[6147] exited with preempt_count 1 BUG: scheduling while atomic: qemu/0x00000001/6147 [] __sched_text_start+0x4f0/0x950 [] __pagevec_free+0x1d/0x30 [] release_pages+0x137/0x160 [] __mutex_lock_slowpath+0x52/0x90 [] mutex_lock+0xa/0x10 [] vcpu_load+0xb/0x20 [kvm] [] kvm_free_vcpu+0x11/0x60 [kvm] [] kvm_destroy_vm+0x4a/0x80 [kvm] [] kvm_vm_release+0x8/0x10 [kvm] [] __fput+0x97/0x160 [] kvm_vcpu_release+0x10/0x20 [kvm] [] __fput+0x97/0x160 [] filp_close+0x49/0x80 [] put_files_struct+0x9c/0xc0 [] do_exit+0x129/0x7b0 [] die+0x250/0x260 [] do_page_fault+0x2e6/0x620 [] do_page_fault+0x0/0x620 [] error_code+0x72/0x78 [] mmu_free_roots+0x47/0x90 [kvm] [] destroy_kvm_mmu+0x21/0x40 [kvm] [] kvm_mmu_reset_context+0x8/0x30 [kvm] [] kvm_vm_ioctl+0x758/0x830 [kvm] [] __atomic_notifier_call_chain+0x26/0x50 [] kvm_vm_ioctl+0x0/0x830 [kvm] [] do_ioctl+0x2b/0x90 [] do_page_fault+0x333/0x620 [] vfs_ioctl+0x5c/0x290 [] sys_ioctl+0x3d/0x70 [] sysenter_past_esp+0x5f/0x85 [] packet_setsockopt+0x2b0/0x3b0 ======================= ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/