Hello, i just tried the current git master branch (last commit is 0fe149eb04e5e67f4d3ebc2ab9f2426356a308ba) as an external module with 2.6.23-rc3. My Host ist 32bit, running 2.6.23-rc3 equippped with "Intel(R) Core(TM)2 CPU 6600 @ 2.40GHz"
I start my Fedora Core 6 Image with -- /usr/local/kvm/bin/qemu-system-x86_64 -net user -net nic,model=rtl8139 -vnc :1 -usbdevice tablet -monitor stdio -k de -hda fedora.img -cdrom /isos/FC-6-i386-disc1.iso -boot c -m 512 -redir tcp:5555::22 -- This image was installed using kvm long time ago (kvm-20 or something). It now crashes my host after approximatly 30 seconds: -- BUG: unable to handle kernel NULL pointer dereference at virtual address 0000015c printing eip: *pde = 00000000 Oops: 0002 [#1] SMP Modules linked in: kvm_intel kvm CPU: 0 EIP: 0060:[<c03c24ef>] Not tainted VLI EFLAGS: 00010007 (2.6.23-rc3 #1) EIP is at __sched_text_start+0x1bf/0x3f1 eax: c059a080 ebx: 00000000 ecx: f78d8200 edx: 00000000 esi: 00000000 edi: f7787550 ebp: f2bcef30 esp: f2bcef04 ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 Process qemu-system-x86 (pid: 8860, ti=f2bce000 task=f75d7550 task.ti=f2bce000) Stack: c0000080 00000000 00000286 f88726d0 00000000 c2011000 c059e000 c2135000 f2bcef58 efddebd0 f2bcef4c efddebd0 f886762c 00000000 c2135000 c0125a4a 00000000 00000000 f88725f0 000000a1 efddebd0 00000000 c2135000 c0125a4a Call Trace: [<f88726d0>] preempt_notifier_unregister+0x3b/0x57 [kvm] [<f886762c>] kvm_vcpu_block+0x52/0xab [kvm] [<c0125a4a>] default_wake_function+0x0/0xc [<f88725f0>] in_special_section+0x62/0x99 [kvm] [<c0125a4a>] default_wake_function+0x0/0xc [<f88676aa>] kvm_emulate_halt+0x25/0x46 [kvm] [<f894e307>] kvm_handle_exit+0x7c/0x99 [kvm_intel] [<f886860d>] __vcpu_run+0x180/0x1e2 [kvm] [<f8867ffd>] complete_pio+0xc8/0xcf [kvm] [<f886876d>] kvm_vcpu_ioctl_run+0xfe/0x129 [kvm] [<f88693d6>] kvm_vcpu_ioctl+0x0/0x404 [kvm] [<f88694ee>] kvm_vcpu_ioctl+0x118/0x404 [kvm] [<c032aa67>] raid1_end_write_request+0x0/0x202 [<c0187afc>] bio_fs_destructor+0x0/0xb [<c01874ce>] end_bio_bh_io_sync+0x0/0x39 [<c0187afc>] bio_fs_destructor+0x0/0xb [<c032aa67>] raid1_end_write_request+0x0/0x202 [<c0187afc>] bio_fs_destructor+0x0/0xb [<c032aa67>] raid1_end_write_request+0x0/0x202 [<c0187afc>] bio_fs_destructor+0x0/0xb [<c01874ce>] end_bio_bh_io_sync+0x0/0x39 [<c0187afc>] bio_fs_destructor+0x0/0xb [<c032aa67>] raid1_end_write_request+0x0/0x202 [<c0187afc>] bio_fs_destructor+0x0/0xb [<c032aa67>] raid1_end_write_request+0x0/0x202 [<c0187afc>] bio_fs_destructor+0x0/0xb [<c01874ce>] end_bio_bh_io_sync+0x0/0x39 [<c0187afc>] bio_fs_destructor+0x0/0xb [<c032aa67>] raid1_end_write_request+0x0/0x202 [<c0187afc>] bio_fs_destructor+0x0/0xb [<c032aa67>] raid1_end_write_request+0x0/0x202 [<c0187afc>] bio_fs_destructor+0x0/0xb [<c01874ce>] end_bio_bh_io_sync+0x0/0x39 [<c0187afc>] bio_fs_destructor+0x0/0xb [<c032aa67>] raid1_end_write_request+0x0/0x202 [<c0187afc>] bio_fs_destructor+0x0/0xb [<c032aa67>] raid1_end_write_request+0x0/0x202 [<c0187afc>] bio_fs_destructor+0x0/0xb [<c01874ce>] end_bio_bh_io_sync+0x0/0x39 [<c0187afc>] bio_fs_destructor+0x0/0xb [<c02004ec>] __next_cpu+0x12/0x1f [<c0124b00>] find_busiest_group+0x1bc/0x50e [<c0150d22>] mempool_free+0x69/0x6e [<c0150d22>] mempool_free+0x69/0x6e [<c032a9e1>] raid1_end_read_request+0x97/0x11d [<c0150d22>] mempool_free+0x69/0x6e [<c0150d22>] mempool_free+0x69/0x6e [<c032a9e1>] raid1_end_read_request+0x97/0x11d [<c02004ec>] __next_cpu+0x12/0x1f [<c023dc9e>] __add_entropy_words+0x62/0x193 [<c01fb661>] as_put_io_context+0x2a/0x48 [<c02bd84c>] scsi_run_queue+0xca/0xd5 [<c01f5164>] elv_queue_empty+0x1d/0x1e [<c01f6feb>] blk_run_queue+0x1f/0x63 [<c02bd8bb>] scsi_next_command+0x25/0x2f [<c02bd986>] scsi_end_request+0x9f/0xa7 [<c02bdb65>] scsi_io_completion+0x112/0x360 [<c0121dd2>] update_curr+0x13b/0x165 [<c0122184>] enqueue_entity+0xab/0xbd [<c036a57d>] tcp_in_window+0xbc/0x3ee [<c036a57d>] tcp_in_window+0xbc/0x3ee [<c0140e5c>] clockevents_program_event+0xcf/0xd7 [<f88699a2>] kvm_vm_ioctl+0x1c8/0x25f [kvm] [<c036afaa>] tcp_packet+0x481/0x48e [<c023f2d8>] tty_ldisc_try+0x31/0x36 [<c023f2e9>] tty_ldisc_ref_wait+0xc/0x97 [<c0125adb>] __wake_up+0x32/0x43 [<c023f3dd>] tty_ldisc_deref+0x53/0x62 [<c02443a6>] normal_poll+0x0/0x126 [<c0174a80>] do_select+0x2d2/0x2df [<c01746bf>] __pollwait+0x0/0x42 [<c015214b>] get_page_from_freelist+0xaa/0xca [<c01521c5>] __alloc_pages+0x5a/0x2bb [<c0377143>] ip_queue_xmit+0x34d/0x395 [<c037638f>] dst_output+0x0/0x7 [<c0151b94>] prep_new_page+0xb9/0xf1 [<c0151fd5>] buffered_rmqueue+0xff/0x117 [<c015214b>] get_page_from_freelist+0xaa/0xca [<c01521c5>] __alloc_pages+0x5a/0x2bb [<c02053a3>] copy_to_user+0x30/0x38 [<c0354130>] memcpy_toiovec+0x27/0x47 [<c0354648>] skb_copy_datagram_iovec+0x53/0x1ee [<c037d9d7>] tcp_cleanup_rbuf+0xdb/0xfb [<c03c3795>] _spin_lock_bh+0x8/0x18 [<c0350d79>] release_sock+0x10/0x52 [<c037e235>] tcp_recvmsg+0x67a/0x6b9 [<c03c4fce>] do_page_fault+0x289/0x5a4 [<c0350f2c>] sock_common_recvmsg+0x3e/0x54 [<c034d9b3>] sock_recvmsg+0xcf/0xe8 [<c03c39e2>] error_code+0x72/0x78 [<c013007b>] __do_proc_dointvec+0x184/0x2ce [<c014efe9>] file_read_actor+0x82/0xe7 [<c0122184>] enqueue_entity+0xab/0xbd [<c0122320>] enqueue_task_fair+0x2d/0x30 [<c012387e>] inc_nr_running+0x13/0x21 [<c012411a>] try_to_wake_up+0x293/0x29e [<c0132d1d>] signal_wake_up+0x1e/0x2c [<c0133526>] __group_send_sig_info+0x77/0x80 [<c0133628>] group_send_sig_info+0x54/0x5c [<c01336db>] kill_pid_info+0x35/0x45 [<c0133891>] kill_something_info+0xd0/0xd6 [<c0134a21>] sys_kill+0x47/0x4c [<f88693d6>] kvm_vcpu_ioctl+0x0/0x404 [kvm] [<c0173e95>] do_ioctl+0x25/0x64 [<c017413a>] vfs_ioctl+0x187/0x195 [<c02053a3>] copy_to_user+0x30/0x38 [<c017417a>] sys_ioctl+0x32/0x4c [<c0104dca>] syscall_call+0x7/0xb ======================= Code: 01 0f 85 7b 01 00 00 c7 42 04 02 00 00 00 e9 6f 01 00 00 64 8b 1d 04 80 59 c0 39 4d e4 b8 80 a0 59 c0 0f 84 a2 00 00 00 8b 55 e4 <f0> 0f b3 9a 5c 01 00 00 89 c2 03 14 9d 80 63 55 c0 c7 42 04 01 EIP: [<c03c24ef>] __sched_text_start+0x1bf/0x3f1 SS:ESP 0068:f2bcef04 -- If you need more information just tell me :-) Regards, Sebastian ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2005. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ kvm-devel mailing list kvm-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/kvm-devel