[Xen-bugs] [Bug 1055] New: kernel BUG at xen-3.1.0-src/linux-2.6.18-xen/arch/i386/mm/hypervisor.c:185!

[bugzilla-daemon@xxxxxxxxxxxxxxxxxxx]

http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1055

           Summary: kernel BUG at xen-3.1.0-src/linux-2.6.18-
                    xen/arch/i386/mm/hypervisor.c:185!
           Product: Xen
           Version: unstable
          Platform: x86
        OS/Version: Linux-2.6
            Status: NEW
          Severity: major
          Priority: P2
         Component: Hypervisor
        AssignedTo: xen-bugs@xxxxxxxxxxxxxxxxxxx
        ReportedBy: nelius@xxxxxxxxx
                CC: nelius@xxxxxxxxx


After upgrading from xen 3.0.4 to 3.1.0 one of my domU's crashes shortly after
booting with the attached message.

I use the XEN_PCIDEV_BACKEND_PASS as PCIDEV_BACKEND, the rest is the standart
configuration.

>------------[ cut here ]------------
kernel BUG at
/usr/src/xen-3.1.0-src/linux-2.6.18-xen/arch/i386/mm/hypervisor.c:185!
invalid opcode: 0000 [#3]
SMP 
Modules linked in: nfs ipv6 nfsd exportfs lockd nfs_acl sunrpc dm_snapshot
dm_mirror sbp2 scsi_mod ieee1394 cx88_blackbird cx2341x cx88_alsa snd_pcm_oss
snd_mixer_oss evdev snd_pcm snd_timer snd soundcore snd_page_alloc cx88_dvb
cx8802 cx88_vp3054_i2c mt352 dvb_pll or51132 video_buf_dvb dvb_core nxt200x
firmware_class cx8800 cx88xx isl6421 zl10353 ir_common cx24123 i2c_algo_bit
lgdt330x cx22702 tveeprom compat_ioctl32 videodev v4l1_compat video_buf
btcx_risc v4l2_common i2c_core 8250 serial_core ext3 jbd raid1 processor dm_mod
CPU:    0
EIP:    0061:[<c011a28e>]    Not tainted VLI
EFLAGS: 00010282   (2.6.18-xen #3) 
EIP is at xen_pgd_pin+0x6e/0x80
eax: ffffffea   ebx: cf217ed8   ecx: 00000001   edx: 00000000
esi: 00007ff0   edi: 00000000   ebp: c66a13c0   esp: cf217ed8
ds: 007b   es: 007b   ss: 0069
Process syslogd (pid: 3269, ti=cf216000 task=c12209a0 task.ti=cf216000)
Stack: 00000002 0001eed6 08a31000 00114620 00000000 c0114a4f cfb8d740 c0114a80 
       01200011 c0121a89 c5d0c928 d03f4914 cffd0740 c03e7774 cfb8d774 c66a1494 
       cf217fbc bfd2a3a0 00000000 c66a13c0 cf3ec040 000000d0 cfb8d740 c03e7740 
Call Trace:
 [<c0114a4f>] __pgd_pin+0x2f/0x40
 [<c0114a80>] mm_pin+0x20/0x30
 [<c0121a89>] copy_process+0x1149/0x1310
 [<c0121f6d>] do_fork+0x7d/0x1f0
 [<c0178a2d>] sys_llseek+0x8d/0xb0
 [<c0103362>] sys_clone+0x32/0x40
 [<c010562f>] syscall_call+0x7/0xb
Code: d2 be f0 7f 00 00 e8 d2 70 fe ff 85 c0 78 1c 8b 5c 24 0c 8b 74 24 10 83
c4 14 c3 66 90 39 c2 72 c5 0f 0b 22 00 a8 2e 31 c0 eb bb <0f> 0b b9 00 c4 5a 31
c0 eb da 90 8d b4 26 00 00 00 00 89 c2 83 
EIP: [<c011a28e>] xen_pgd_pin+0x6e/0x80 SS:ESP 0069:cf217ed8


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