[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


tux-master@xxxxxx changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |tux-master@xxxxxx




------- Comment #37 from tux-master@xxxxxx  2008-08-04 06:28 -------
I got the same error with Xen 3.2.1 and domU kernel 2.6.26.

I just called xm shutdown (because no getty was running on hvc0 and I expected
a freeze) which resulted in:

[ 1539.749127] BUG: soft lockup - CPU#1 stuck for 61s! [init:1]
[ 1539.749127] Modules linked in: nfsd auth_rpcgss exportfs nfs lockd nfs_acl
sunrpc dm_snapshot dm_mirror dm_log dm_mod loop evdev pcspkr rtc_core rtc_lib
ext3 jbd mbcache
[ 1539.749127]
[ 1539.749127] Pid: 1, comm: init Not tainted (2.6.26 #1)
[ 1539.749127] EIP: 0061:[<c0150689>] EFLAGS: 00000202 CPU: 1
[ 1539.749127] EIP is at synchronize_irq+0x19/0x41
[ 1539.749127] EAX: 00000011 EBX: c032f580 ECX: ed001480 EDX: 00000880
[ 1539.749127] ESI: 00000011 EDI: c032f580 EBP: c032f5b0 ESP: ed041ec0
[ 1539.749127]  DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0069
[ 1539.749127] CR0: 8005003b CR2: 080501dc CR3: 2c8eb000 CR4: 00002620
[ 1539.749127] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
[ 1539.749127] DR6: ffff0ff0 DR7: 00000400
[ 1539.749127]  [<c0150780>] ? free_irq+0xa8/0xd9
[ 1539.749127]  [<c021193c>] ? hvc_close+0x6d/0xad
[ 1539.749127]  [<c02039c1>] ? release_dev+0x17e/0x4db
[ 1539.749127]  [<c0133de0>] ? autoremove_wake_function+0x0/0x2d
[ 1539.749127]  [<c0203d2d>] ? tty_release+0xf/0x18
[ 1539.749127]  [<c0175fe6>] ? __fput+0x8a/0x135
[ 1539.749127]  [<c01739d9>] ? filp_close+0x4d/0x53
[ 1539.749127]  [<c0174b11>] ? sys_close+0x5a/0x8b
[ 1539.749127]  [<c010685f>] ? sysenter_past_esp+0x78/0xb1
[ 1539.749127]  =======================

Please note that my system was not busy once this happened.


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