[redhat-lspp] lspp 67 kernel released

[Joy Latten]

On Fri, 2007-03-02 at 01:36 -0500, Eric Paris wrote:
> On Thu, 2007-03-01 at 19:00 -0600, Joy Latten wrote:
> > On Mon, 2007-02-26 at 18:26 -0500, Steve Grubb wrote:
> > > Hi,
> > > 
> > > The lspp.67 kernel is being published to the lspp yum repo at: 
> > > http://people.redhat.com/sgrubb/files/lspp
> > > 
> > > This is essentially the lspp.66 kernel with debug options turned on.
> > > 
> > > Please let me know if there any problems with this kernel.
> > > 
> > 
> > I installed the 67 kernel and started an ipv6 stress test and received
> > the BUG below. This looks to be similar to RH bugzilla 228409 in the
> > upstream kernel. My 67 kernel is not hung nor goes into xmon.
> > 
> > So far, I only saw this happen when I had forgotten to set my pre-shared
> > key for ipsec and racoon could not establish any SAs... once I corrected
> > my config and racoon established the SAs, I did not see it...
> > This is my first time seeing this in our lspp kernel. I did quite a bit
> > of testing on 64 and 65 writing testcases and sometimes forgot to set
> > the pre-shared key... but did not see this.
> 
> This is exactly the type of thing that the debugging I turned on between
> 66 and 67 is intended to catch.  I believe that the same issue would
> have existed on 64 and 65 but that there wouldn't be any warning or way
> to know (other than hitting an incredibly rare deadlock).  Thanks, I'll
> take a look at it when I wake up tomorrow.
> 

When I checked the machines just now, the ipv6 labeled ipsec stress
tests are still happily running after 15+ hours, but I have quite a bit
of those dumps... as far as the screen can scroll on both machines.
Will test regular ipsecv6 next.

Joy

BUG: sleeping function called from invalid context at mm/slab.c:2948
in_atomic():1, irqs_disabled():0
Call Trace:
[C00000000FFEF9F0] [C0000000000109C0] .show_stack+0x68/0x1b0
(unreliable)
[C00000000FFEFA90] [C00000000005ABB4] .__might_sleep+0xd8/0xf4
[C00000000FFEFB10] [C0000000000D8074] .__kmalloc+0x90/0x1ac
[C00000000FFEFBB0] [C00000000009F050] .audit_log_task_context+0x88/0x128
[C00000000FFEFC50] [C000000000331274] .xfrm_audit_log+0x188/0x3ac
[C00000000FFEFDB0] [C0000000003364FC] .xfrm_timer_handler+0x24c/0x2d0
[C00000000FFEFE40] [C000000000072974] .run_timer_softirq+0x16c/0x210
[C00000000FFEFEF0] [C00000000006B754] .__do_softirq+0xa8/0x168
[C00000000FFEFF90] [C000000000026CE0] .call_do_softirq+0x14/0x24
[C0000000025FB930] [C00000000000CCEC] .do_softirq+0x70/0x98
[C0000000025FB9C0] [C00000000006B694] .irq_exit+0x5c/0x74
[C0000000025FBA40] [C000000000024050] .timer_interrupt+0x434/0x464
[C0000000025FBB20] [C0000000000034EC] decrementer_common+0xec/0x100
--- Exception: 901 at .plpar_hcall_norets+0x10/0x1c
    LR = .pseries_shared_idle_sleep+0x24/0x44
[C0000000025FBE10] [0000000000000000] .__start+0x4000000000000000/0x8
(unreliable)
[C0000000025FBE80] [C000000000012EA0] .cpu_idle+0x110/0x1e8
[C0000000025FBF00] [C00000000002A4CC] .start_secondary+0x144/0x168
[C0000000025FBF90] [C0000000000083BC] .start_secondary_prolog+0xc/0x10
BUG: sleeping function called from invalid context at mm/slab.c:2948
in_atomic():1, irqs_disabled():0
Call Trace:
[C00000000FFEF9F0] [C0000000000109C0] .show_stack+0x68/0x1b0
(unreliable)
[C00000000FFEFA90] [C00000000005ABB4] .__might_sleep+0xd8/0xf4
[C00000000FFEFB10] [C0000000000D8074] .__kmalloc+0x90/0x1ac
[C00000000FFEFBB0] [C00000000009F050] .audit_log_task_context+0x88/0x128
[C00000000FFEFC50] [C000000000331274] .xfrm_audit_log+0x188/0x3ac
[C00000000FFEFDB0] [C0000000003364FC] .xfrm_timer_handler+0x24c/0x2d0
[C00000000FFEFE40] [C000000000072974] .run_timer_softirq+0x16c/0x210
[C00000000FFEFEF0] [C00000000006B754] .__do_softirq+0xa8/0x168
[C00000000FFEFF90] [C000000000026CE0] .call_do_softirq+0x14/0x24
[C0000000025FB930] [C00000000000CCEC] .do_softirq+0x70/0x98
[C0000000025FB9C0] [C00000000006B694] .irq_exit+0x5c/0x74
[C0000000025FBA40] [C000000000024050] .timer_interrupt+0x434/0x464
[C0000000025FBB20] [C0000000000034EC] decrementer_common+0xec/0x100
--- Exception: 901 at .plpar_hcall_norets+0x10/0x1c
    LR = .pseries_shared_idle_sleep+0x24/0x44
[C0000000025FBE10] [0000000000000000] .__start+0x4000000000000000/0x8
(unreliable)
[C0000000025FBE80] [C000000000012EA0] .cpu_idle+0x110/0x1e8
[C0000000025FBF00] [C00000000002A4CC] .start_secondary+0x144/0x168
[C0000000025FBF90] [C0000000000083BC] .start_secondary_prolog+0xc/0x10
BUG: sleeping function called from invalid context at mm/slab.c:2948
in_atomic():1, irqs_disabled():0
Call Trace:
[C00000000FFEF9F0] [C0000000000109C0] .show_stack+0x68/0x1b0
(unreliable)
[C00000000FFEFA90] [C00000000005ABB4] .__might_sleep+0xd8/0xf4
[C00000000FFEFB10] [C0000000000D8074] .__kmalloc+0x90/0x1ac
[C00000000FFEFBB0] [C00000000009F050] .audit_log_task_context+0x88/0x128
[C00000000FFEFC50] [C000000000331274] .xfrm_audit_log+0x188/0x3ac
[C00000000FFEFDB0] [C0000000003364FC] .xfrm_timer_handler+0x24c/0x2d0
[C00000000FFEFE40] [C000000000072974] .run_timer_softirq+0x16c/0x210
[C00000000FFEFEF0] [C00000000006B754] .__do_softirq+0xa8/0x168
[C00000000FFEFF90] [C000000000026CE0] .call_do_softirq+0x14/0x24
[C0000000025FB930] [C00000000000CCEC] .do_softirq+0x70/0x98
[C0000000025FB9C0] [C00000000006B694] .irq_exit+0x5c/0x74
[C0000000025FBA40] [C000000000024050] .timer_interrupt+0x434/0x464
[C0000000025FBB20] [C0000000000034EC] decrementer_common+0xec/0x100
--- Exception: 901 at .plpar_hcall_norets+0x10/0x1c
    LR = .pseries_shared_idle_sleep+0x24/0x44
[C0000000025FBE10] [0000000000000000] .__start+0x4000000000000000/0x8
(unreliable)
[C0000000025FBE80] [C000000000012EA0] .cpu_idle+0x110/0x1e8
[C0000000025FBF00] [C00000000002A4CC] .start_secondary+0x144/0x168
[C0000000025FBF90] [C0000000000083BC] .start_secondary_prolog+0xc/0x10