If i use kvm-88 kernel package then system does not crash but it uses qemu emulation but not kvm. I want kvm emulation so can u tell me how to achieve that. Gleb Natapov <gleb@xxxxxxxxxx> 07/23/2009 03:09 PM To Haneef Syed <Haneef.Syed@xxxxxxxxxxxxxxx> cc kvm@xxxxxxxxxxxxxxx, virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx, avi@xxxxxxxxxx Subject Re: KVM-88 Crash with Linux-2.6.25 kernel On Thu, Jul 23, 2009 at 03:06:07PM +0530, Haneef Syed wrote: > Hi All, > > I am using kvm-88 user space package with linux-2.6.25 kernel. I f i run > following command system gets hang. > Please use kvm-88 kernel package. > ./qemu-system-x86_64 -hda new.qcow2 -cdrom rhel-server-5.3-i386-dvd.iso > -boot d -m 512 > > When i print dmesg it displays as follows: > > > BUG: unable to handle kernel NULL pointer dereference at virtual address > 00000024 > printing eip: > c0425fb0 > *pde = 3963c067 > Oops: 0000 [#1] > SMP > Modules linked in: ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 > xt_state nf_conntrack nfnetlink ipt_REJECT xt_tcpudp iptable_filter > ip_tables x_tables bridge rfcomm l2cap bluetooth autofs4 sunrpc ib_iser > rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi > scsi_transport_iscsi cpufreq_ondemand acpi_cpufreq loop dm_multipath ipv6 > kvm_intel kvm snd_hda_intel snd_hda_codec snd_seq_dummy snd_seq_oss > snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss > snd_pcm snd_timer snd soundcore via_rhine i2c_i801 parport_pc > snd_page_alloc mii parport i2c_core serio_raw pcspkr sg ata_generic > dm_snapshot dm_zero dm_mirror dm_mod ahci libata sd_mod scsi_mod ext3 jbd > mbcache uhci_hcd ohci_hcd ehci_hcd > CPU: 0 > EIP: 0060:[<c0425fb0>] Not tainted VLI > EFLAGS: 00010246 (2.6.21.kvm-25-21 #14) > EIP is at do_exit+0x2ca/0x3c8 > eax: 00000000 ebx: f7c51dc0 ecx: 00000001 edx: f7bc80f0 > esi: f7bc80f0 edi: 00000000 ebp: 00000100 esp: f5372f84 > ds: 007b es: 007b fs: 00d8 gs: 0000 ss: 0068 > Process qemu-system-x86 (pid: 3668[#0], ti=f5372000 task=f7bc80f0 > task.ti=f5372000) > Stack: f7bc80f0 00000100 f5372000 c042cdf8 f7bb1580 f7a15ac0 00000100 > f5372000 > c0426144 00000001 00d55274 00d55274 c0404db0 00000001 b77956d0 > 00000000 > 00d55274 00d55274 b7795738 000000fc ffff007b c040007b c0600000 > 000000fc > Call Trace: > [<c042cdf8>] signal_wake_up+0x1e/0x2c > [<c0426144>] sys_exit_group+0x0/0xd > [<c0404db0>] syscall_call+0x7/0xb > [<c0600000>] packet_setsockopt+0x13f/0x170 > ======================= > Code: ab 04 00 e8 f7 d4 fd ff 85 ff 74 19 8b 86 6c 04 00 00 83 b8 b0 00 00 > 00 00 74 0a b8 01 00 00 00 e8 7e 64 10 00 8b 46 04 8b 40 04 <8b> 40 24 e8 > 94 0d 02 00 8b 86 a4 00 00 00 85 c0 74 08 8b 40 04 > EIP: [<c0425fb0>] do_exit+0x2ca/0x3c8 SS:ESP 0068:f5372f84 > Fixing recursive fault but reboot is needed! > > Please suggest me how to fix this bug.. > > Thanks in advance :-)) > > > ______________________________________________________________________ > -- > To unsubscribe from this list: send the line "unsubscribe kvm" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Gleb. ______________________________________________________________________ ______________________________________________________________________ -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html