Probleme mit kqemu
Hallo alle,
ich habe nachfolgendes Problem mit kqemu. Weiss jemand was ich falsch
gemacht habe / wo ich Fehler suchen kann?
Viele Grüße,
Patrick
$ sudo aptitude install kqemu-source kqemu-common
<snip>
$ sudo m-a a-i kqemu-source
<snip>
$ sudo modprobe kqemu
$ dmesg | tail
<snip>
[ 173.600972] QEMU Accelerator Module version 1.3.0, Copyright (c)
2005-2007 Fabrice Bellard [ 173.601050] KQEMU installed,
max_locked_mem=453144kB.
$ qemu -hda /dev/sdc
Segmentation fault
$ dmesg
<snip>
[ 221.144643] BUG: unable to handle kernel NULL pointer dereference at
00000001 [ 221.144661] IP: [<f8c13c88>] :kqemu:memcpy+0x18/0x30
[ 221.144682] *pde = 00000000
[ 221.144692] Oops: 0002 [#1]
[ 221.144698] Modules linked in: kqemu via drm ppdev parport_pc lp
parport ipv6 squashfs zlib_inflate fuse padlock_sha padlock_aes
crypto_blkcipher aes_generic via_rng rng_core sbp2 loop snd_via82xx
gameport snd_ac97_codec ac97_bus snd_pcm_oss snd_mixer_oss snd_pcm
snd_page_alloc snd_mpu401_uart snd_seq_dummy usbhid hid ff_memless
usb_storage snd_seq_oss snd_seq_midi snd_rawmidi ide_cd_mod cdrom
snd_seq_midi_event snd_seq snd_timer snd_seq_device snd soundcore
i2c_viapro i2c_core pcspkr button ehci_hcd via82cxxx uhci_hcd usbcore
via_velocity crc_ccitt shpchp pci_hotplug ohci1394 ieee1394 via_agp
agpgart evdev ext3 jbd mbcache sd_mod thermal processor fan thermal_sys
ata_generic sata_via libata scsi_mod dock ide_pci_generic ide_core
[ 221.144804] [ 221.144812] Pid: 2770, comm: qemu Not tainted
(2.6.26-2-486 #1) [ 221.144820] EIP: 0060:[<f8c13c88>] EFLAGS:
00010246 CPU: 0 [ 221.144832] EIP is at memcpy+0x18/0x30 [kqemu]
[ 221.144839] EAX: 0000008e EBX: f6527344 ECX: f6527344 EDX: 00000000
[ 221.144847] ESI: 00000001 EDI: e68e74c0 EBP: f2b617bc ESP: e68dde78
[ 221.144855] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 0068
[ 221.144863] Process qemu (pid: 2770, ti=e68dc000 task=f7c3e040
task.ti=e68dc000) [ 221.144870] Stack: f6527340 e68e74c0 f8c130c3
00000001 f6527344 f6527344 c02c26c0 00000000 [ 221.144885]
c0214a0c 00000000 f7c566c0 f2b617bc e68e74c0 c016791c 0000003c e68e74c0
[ 221.144900] f2b617bc 00000000 c016785b c016434e f7c0d0c0
e70f1194 e68ddf14 e68e74c0 [ 221.144915] Call Trace: [ 221.144926]
[<f8c130c3>] kqemu_open+0x41/0x53 [kqemu] [ 221.144950] [<c0214a0c>]
misc_open+0xe6/0x13a [ 221.144979] [<c016791c>] chrdev_open+0xc1/0xf6
[ 221.145003] [<c016785b>] chrdev_open+0x0/0xf6 [ 221.145013]
[<c016434e>] __dentry_open+0xff/0x1e7 [ 221.145035] [<c0164452>]
nameidata_to_filp+0x1c/0x2c [ 221.145055] [<c016e319>]
do_filp_open+0x33d/0x648 [ 221.145077] [<c0155d43>]
handle_mm_fault+0x28e/0x5d2 [ 221.145104] [<c01138aa>]
do_page_fault+0x0/0x5ea [ 221.145160] [<c0164173>]
do_sys_open+0x40/0xb6 [ 221.145181] [<c016422d>] sys_open+0x1e/0x23
[ 221.145198] [<c010372f>] sysenter_past_esp+0x78/0xb9
[ 221.145246] ======================= [ 221.145251] Code: 81 5c 87
00 00 89 d0 c1 e0 0c 03 01 f3 c3 90 8d 74 26 00 56 53 8b 4c 24 14 8b 74
24 0c 8b 5c 24 10 85 c9 74 10 31 d2 0f b6 04 1a <88> 04 32 83 c2 01 39
ca 75 f2 89 f0 5b 5e c3 89 f6 8d bc 27 00 [ 221.145313] EIP:
[<f8c13c88>] memcpy+0x18/0x30 [kqemu] SS:ESP 0068:e68dde78
[ 221.145330] ---[ end trace ebd0b81220c4b94b ]---
$ ls -l /dev/kqemu
crw-rw-rw- 1 root root 10, 60 2009-06-02 20:06 /dev/kqemu
~$ uname -r
2.6.26-2-486
Reply to: