kvm_amd and qemu: BUG: unable to handle kernel NULL pointer dereference at 00000014
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Fix Released
|
Undecided
|
Herton R. Krzesinski | ||
Natty |
Fix Released
|
Undecided
|
Herton R. Krzesinski |
Bug Description
When running qemu with kvm_amd module loaded I get this error. Running without kvm module is fine, but of course much slower.
[12021.561658] BUG: unable to handle kernel NULL pointer dereference at 00000014
[12021.561664] IP: [<f8e0fa92>] x86_decode_
[12021.561681] *pde = bf3ce067
[12021.561683] Oops: 0000 [#4] SMP
[12021.561685] last sysfs file: /sys/devices/
[12021.561688] Modules linked in: kvm_amd kvm cryptd aes_i586 aes_generic dm_crypt nvidia(P) snd_hda_
[12021.561705]
[12021.561708] Pid: 22238, comm: qemu Tainted: P D 2.6.38-5-generic #32-Ubuntu MSI MS-7309/K9N6PGM2-V2 (MS-7309)
[12021.561712] EIP: 0060:[<f8e0fa92>] EFLAGS: 00010292 CPU: 1
[12021.561722] EIP is at x86_decode_
[12021.561724] EAX: ebae9454 EBX: ebae9454 ECX: 00000000 EDX: 00000000
[12021.561725] ESI: f8e226e0 EDI: 00000000 EBP: f50b3de0 ESP: f50b3d8c
[12021.561727] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[12021.561729] Process qemu (pid: 22238, ti=f50b2000 task=ed706500 task.ti=f50b2000)
[12021.561731] Stack:
[12021.561732] f50b3dd0 f50b3dcc f50b3dc0 f8df1949 000f0000 00000000 0000ffff 010bf000
[12021.561736] 00010000 00000000 f8da0020 ebae8000 00000000 f50b3de0 f8dfa585 ebae9484
[12021.561739] 00000000 00000000 ebae8000 ebae9454 00000000 f50b3e00 f8dfaa02 f8da0020
[12021.561743] Call Trace:
[12021.561753] [<f8df1949>] ? kvm_get_
[12021.561762] [<f8dfa585>] ? init_emulate_
[12021.561771] [<f8dfaa02>] x86_emulate_
[12021.561775] [<f8d96f53>] emulate_
[12021.561778] [<f8d99c9f>] cr_interception
[12021.561781] [<f8d9c13f>] handle_
[12021.561786] [<c10e8659>] ? __alloc_
[12021.561795] [<f8df95dd>] ? kvm_get_
[12021.561798] [<f8d97296>] ? svm_vcpu_
[12021.561807] [<f8dff672>] vcpu_enter_
[12021.561816] [<f8dffe9f>] __vcpu_
[12021.561819] [<c105ffba>] ? sigprocmask+
[12021.561828] [<f8e000b1>] kvm_arch_
[12021.561836] [<f8debfda>] kvm_vcpu_
[12021.561839] [<c127b714>] ? _copy_from_
[12021.561841] [<c1062642>] ? sys_rt_
[12021.561844] [<c106bfec>] ? common_
[12021.561848] [<c150946f>] ? _raw_spin_
[12021.561855] [<f8debb40>] ? kvm_vcpu_
[12021.561858] [<c113665b>] do_vfs_
[12021.561860] [<c127b782>] ? copy_to_
[12021.561862] [<c1136947>] sys_ioctl+0x87/0x90
[12021.561864] [<c15096f4>] syscall_
[12021.561866] Code: 30 89 c2 e9 63 ff ff ff 90 8b 4d e0 89 f2 ff 51 30 89 c2 eb c1 8d 74 26 00 55 89 e5 57 56 53 83 ec 48 3e 8d 74 26 00 89 c3 8b 33 <65> a1 14 00 00 00 89 45 f0 31 c0 8d 45 d0 89 45 c8 31 c0 89 75
[12021.561887] EIP: [<f8e0fa92>] x86_decode_
[12021.561897] CR2: 0000000000000014
[12021.561899] ---[ end trace 0bfe930b26b091f1 ]---
ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: linux-image-
Regression: No
Reproducible: Yes
ProcVersionSign
Uname: Linux 2.6.38-5-generic i686
NonfreeKernelMo
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
Architecture: i386
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
Card hw:0 'NVidia'/'HDA NVidia at 0xdbf78000 irq 22'
Mixer name : 'Realtek ALC888'
Components : 'HDA:10ec0888,
Controls : 26
Simple ctrls : 15
Date: Fri Mar 4 15:02:44 2011
EcryptfsInUse: Yes
HibernationDevice: RESUME=
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007)
IwConfig:
lo no wireless extensions.
eth0 no wireless extensions.
br0 no wireless extensions.
Lsusb:
Bus 002 Device 002: ID 046d:c00c Logitech, Inc. Optical Wheel Mouse
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: MSI MS-7309
ProcEnviron:
LANGUAGE=en
LANG=de_DE.UTF-8
LC_MESSAGES=
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=
RelatedPackageV
linux-
linux-
linux-firmware 1.47
RfKill:
SourcePackage: linux
UpgradeStatus: Upgraded to natty on 2011-02-28 (3 days ago)
dmi.bios.date: 03/10/2010
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: V2.4
dmi.board.
dmi.board.name: K9N6PGM2-V2 (MS-7309)
dmi.board.vendor: MSI
dmi.board.version: 2.0
dmi.chassis.
dmi.chassis.type: 3
dmi.chassis.vendor: MSI
dmi.chassis.
dmi.modalias: dmi:bvnAmerican
dmi.product.name: MS-7309
dmi.product.
dmi.sys.vendor: MSI
Changed in linux (Ubuntu): | |
status: | Incomplete → Triaged |
Changed in linux (Ubuntu Natty): | |
status: | In Progress → Fix Committed |
This issue was also reported/discussed at http:// thread. gmane.org/ gmane.comp. emulators. kvm.devel/ 68736