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

[bugzilla-daemon@xxxxxxxxxxxxxxxxxxx]

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


gerd.pickel@xxxxxxxxxxxxxxxx changed:

           What    |Removed                     |Added
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                 CC|                            |gerd.pickel@xxxxxxxxxxxxxxxx




------- Comment #28 from gerd.pickel@xxxxxxxxxxxxxxxx  2006-06-09 05:54 -------
Saw this on one of our servers too, but could not reproduce it. Seems to happen
when rotating logs on the debian system. Dom0 was compiled without PAE. Only
one domU runs on the system.

>From dom-U:
cat /var/log/kern.log

May 29 06:25:13 kernel: BUG: soft lockup detected on CPU#3!
May 29 06:25:13 kernel:
May 29 06:25:13 kernel: Pid: 17131, comm:                 sort
May 29 06:25:13 kernel: EIP: 0073:[<b7edf254>] CPU: 3
May 29 06:25:13 kernel: EIP is at 0xb7edf254
May 29 06:25:13 kernel:  ESP: 007b:bfea9288 EFLAGS: 00000246    Not tainted 
(2.6.16-xenU #1)
May 29 06:25:13 kernel: EAX: 0000001a EBX: b7f8dff4 ECX: 00000019 EDX: 00000019
May 29 06:25:13 kernel: ESI: 0000001a EDI: bfea93b8 EBP: bfea96d0 DS: 007b ES:
007b
May 29 06:25:13 kernel: CR0: 8005003b CR2: b7b86ff8 CR3: 32fd9000 CR4: 00000640
May 29 06:25:13 kernel:  [<c0105ae3>] show_trace+0x13/0x20
May 29 06:25:13 kernel:  [<c010339f>] show_regs+0x19f/0x1d0
May 29 06:25:13 kernel:  [<c013c8a8>] softlockup_tick+0x88/0xa0
May 29 06:25:13 kernel:  [<c01266c5>] do_timer+0x215/0x440
May 29 06:25:13 kernel:  [<c010848c>] timer_interrupt+0x1bc/0x670
May 29 06:25:13 kernel:  [<c013c9ff>] handle_IRQ_event+0x3f/0xd0
May 29 06:25:13 kernel:  [<c013cb1e>] __do_IRQ+0x8e/0xf0
May 29 06:25:13 kernel:  [<c0106dfd>] do_IRQ+0x1d/0x30
May 29 06:25:13 kernel:  [<c024c1e1>] evtchn_do_upcall+0xa1/0xe0
May 29 06:25:13 kernel:  [<c010523c>] hypervisor_callback+0x2c/0x34

>From dom0:

dom0:~# xm info
host                   : dom0
release                : 2.6.16-xen0
version                : #3 SMP Thu May 4 12:51:48 CEST 2006
machine                : i686
nr_cpus                : 4
nr_nodes               : 1
sockets_per_node       : 2
cores_per_socket       : 1
threads_per_core       : 2
cpu_mhz                : 2658
hw_caps                : bfebfbff:00000000:00000000:00000080:00004400
total_memory           : 3840
free_memory            : 218
xen_major              : 3
xen_minor              : 0
xen_extra              : .2-2
xen_caps               : xen-3.0-x86_32
platform_params        : virt_start=0xfc000000
xen_changeset          : Thu Apr 13 15:18:37 2006 +0100 9617:5802713c159b
cc_compiler            : gcc version 4.0.4 20060422 (prerelease) (Debian
4.0.3-2)
cc_compile_by          : root
cc_compile_domain      : localdomain
cc_compile_date        : Thu May  4 12:29:48 CEST 2006


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