RE: [Xen-devel] BUG: soft lockup detected on CPU#0! on 3.0.2-2

["Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>]

> -----Original Message-----
> From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx [mailto:xen-devel-
> bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Luke Crawford
> Sent: 01 September 2006 23:03
> To: xen-devel@xxxxxxxxxxxxxxxxxxx
> Subject: [Xen-devel] BUG: soft lockup detected on CPU#0! on 3.0.2-2
> 
> BUG: soft lockup detected on CPU#0!
> Pid: 2213, comm:               smbiod
> EIP: 0061:[<f4990f2e>] CPU: 0
> EIP is at smbiod+0x116/0x16d [smbfs]
>   EFLAGS: 00000246    Tainted: GF      (2.6.16-xen-automount #1)
> EAX: 00000000 EBX: f4996400 ECX: f2c99f68 EDX: f2c98000
> ESI: f2c98000 EDI: c06f5780 EBP: f2c99fb8 DS: 007b ES: 007b
> CR0: 8005003b CR2: b7f77000 CR3: 326e2000 CR4: 00000640
>   [<c0131bb3>] autoremove_wake_function+0x0/0x4b
>   [<c0104b5e>] ret_from_fork+0x6/0x10
>   [<c0131bb3>] autoremove_wake_function+0x0/0x4b
>   [<f4990e18>] smbiod+0x0/0x16d [smbfs]
>   [<c0102e6d>] kernel_thread_helper+0x5/0xb
> smb_add_request: request [f26c6e80, mid=6567] timed out!
> smb_lookup: find java/com failed, error=-5
> smb_add_request: request [f26c6b80, mid=6566] timed out!
> smb_add_request: request [f26c6080, mid=6568] timed out!
>  
> I get the same problem on -unstable. I can reliably reproduce the
problem
> whenever I start a particular set of java programs that read files on
the
> samba mount (the smbmount grabs the files off a windows PC)
> 
> this is a 3.0.2-2 2.6.16 kernel with a RHEL3 userland (with updated
> module-init-tools)

I presume this is in a guest? As an experiment, try running it in dom0
and see what happens.

Are these SMP guests?
Are you sure the problem doesn't happen with native 2.6.16?

Thanks,
Ian





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