[Xen-bugs] [Bug 543] New: domU: BUG: soft lockup detected on CPU#1!

[bugzilla-daemon@xxxxxxxxxxxxxxxxxxx]

http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=543

           Summary: domU: BUG: soft lockup detected on CPU#1!
           Product: Xen
           Version: unstable
          Platform: x86
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: Guest-OS
        AssignedTo: xen-bugs@xxxxxxxxxxxxxxxxxxx
        ReportedBy: dbarrera@xxxxxxxxxx
                CC: hohnbaum@xxxxxxxxxx,pl@xxxxxxxxxx


BUG: soft lockup detected on CPU#1!

Machine: IBM xSeries 335, 4GB of RAM, PAE enabled build with:

changeset:   8935:b5bb9920bf48
tag:         tip
user:        kaf24@xxxxxxxxxxxxxxxxxxxx
date:        Thu Feb 23 04:22:25 2006 +0100
summary:     Per-vcpu IO evtchn patch for HVM domain.

Issue:

BUG: soft lockup detected on CPU#1!

Pid: 12453, comm:              mtest01
EIP: 0061:[<c0104227>] CPU: 1
EIP is at 0xc0104227
 EFLAGS: 00000246    Not tainted  (2.6.16-rc4-xenU #1)
EAX: 00030000 EBX: 00000000 ECX: 00000000 EDX: 00000000
ESI: 0000000d EDI: f578c000 EBP: c4ae7f3c DS: 007b ES: 007b
CR0: 8005003b CR2: b39b9000 CR3: 04c94000 CR4: 00000660
 [<c01084a1>] show_trace+0x21/0x30
 [<c0105fbf>] show_regs+0x1bf/0x1ec
 [<c0141b01>] softlockup_tick+0x81/0x90
 [<c012bf05>] do_timer+0x45/0xe0
 [<c010bab4>] timer_interrupt+0x104/0x2f0
 [<c0141e0c>] handle_IRQ_event+0x5c/0xc0
 [<c0141ef9>] __do_IRQ+0x89/0x100
 [<c0109c20>] do_IRQ+0x20/0x30
 [<c025bd74>] evtchn_do_upcall+0x84/0x100
 [<c01081d8>] hypervisor_callback+0x2c/0x34
 [<c0115a3d>] do_page_fault+0x68d/0x858
 [<c01081a7>] error_code+0x2b/0x30

-----------------------------------------------

Details:
VM parameters:
kernel = "/boot/vmlinuz-2.6-xenU"
builder='linux'
memory = 256
name = "vm1"
vcpus = 4
disk = [ 'phy:sdb5,0815,w','phy:sdb6,0816,w' ]
vif = [ '' ]
# Set root device.
root = "/dev/sdb6 ro"
# Sets runlevel 4.
# extra = "4"
#============================================================================


-----------------------------------------------

Test running: LTP Test 20050804 release.

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