[Qemu-devel] Bugreport

[Michael Brandstetter]

Hello!

System ist dual PIII xseries 220
Kernel 2.6.24.1
qemu-svn-20080818

QEMU Accelerator Module version 1.4.0, Copyright (c) 2005-2008 Fabrice 
Bellard
kernel: KQEMU installed, max_locked_mem=777760kB.

After that i start qemu like following:
qemu -hda $DISK -m 384 -boot c -net nic,vlan=0,macaddr=$MAC,model=$MOD -net 
vde,sock=/tmp/switch2.ctl -k de -curses -kernel-kqemu

kernel: BUG: unable to handle kernel paging request at virtual address 
00002dfb
kernel: printing eip: c0150a67 *pde = 00000000
kernel: Oops: 0000 [#1] SMP
kernel: Modules linked in: kqemu xt_tcpudp iptable_filter ip_tables x_tables 
ohci_hcd i2c
_savage4 i2c_algo_bit raid0 md_mod fuse lm87 hwmon_vid eeprom lm92 i2c_piix4
kernel:
kernel: Pid: 11763, comm: qemu Not tainted (2.6.24.4-1 #1)
kernel: EIP: 0060:[<c0150a67>] EFLAGS: 00010206 CPU: 1
kernel: EIP is at find_vma+0x12/0x53
kernel: EAX: 00000000 EBX: 083a7000 ECX: 083a7000 EDX: 083a7000
kernel: ESI: 00002df3 EDI: 083a7000 EBP: 00000000 ESP: e5517de4
kernel: DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
kernel: Process qemu (pid: 11763, ti=e5516000 task=e56ab030 
task.ti=e5516000)
kernel: Stack: 08ca1000 083a7000 c0151011 08ca1000 f8cbb000 083a7000 
c014f961 c1c11fd8
kernel: 00000000 00002df3 e56ab030 00000003 00000022 00000001 00000000 
08ca1000
kernel: f8cbb000 e5517f28 00000000 f8c813e9 00000001 00000001 00000000 
e5517e48
kernel: Call Trace:
kernel: [<c0151011>] find_extend_vma+0x12/0x49
kernel: [<c014f961>] get_user_pages+0x61/0x2bc
kernel: [<f8c813e9>] kqemu_lock_user_page+0x3f/0x72 [kqemu]
kernel: [<f8c82ba2>] mon_user_map+0xc2/0xe0 [kqemu]
kernel: [<f8c8372b>] kqemu_init+0x85b/0xe54 [kqemu]
kernel: [<c014739d>] get_page_from_freelist+0x2cc/0x33f
kernel: [<f8c81072>] kqemu_open+0x33/0x42 [kqemu]
kernel: [<c015fc47>] chrdev_open+0x0/0x15b
kernel: [<c015c0c9>] __dentry_open+0xf1/0x185
kernel: [<f8c8110a>] kqemu_ioctl+0x89/0x13c [kqemu]
kernel: [<f8c81081>] kqemu_ioctl+0x0/0x13c [kqemu]
kernel: [<c0167373>] do_ioctl+0x1f/0x62
kernel: [<c0117a48>] do_page_fault+0x18d/0x52d
kernel: [<c01675d6>] vfs_ioctl+0x220/0x232
kernel: [<c016762d>] sys_ioctl+0x45/0x60
kernel: [<c010282e>] sysenter_past_esp+0x5f/0x85
kernel: [<c0350000>] igmp_rcv+0x455/0x461
kernel: =======================
kernel: Code: ff ff ff ff c3 3b 50 20 76 03 89 50 20 8b 50 14 39 50 20 76 03 
89 50 20 c3
56 89 c6 31 c0 85 f6 53 89 d3 74 44 eb 04 89 ca eb 39 <8b> 46 08 85 c0 74 0a 
39 50 08 76 05 39 50 04 76 2d 8b 46 04 31
kernel: EIP: [<c0150a67>] find_vma+0x12/0x53 SS:ESP 0068:e5517de4
kernel: ---[ end trace fed5b6a0dfe5f0cf ]---

regards Michael
-- 
Duisburger Linux User Group
Free Software Foundation Europe

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