linux-kernel - 2.6.36: kernel panic in cascade (Fatal exception in interrupt)

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Message-Id: <201011032334.30662.thomas@m3y3r.de>
Date:	Wed, 3 Nov 2010 23:34:30 +0100
From:	Thomas Meyer <thomas@...3r.de>
To:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: 2.6.36: kernel panic in cascade (Fatal exception in interrupt)

Hello,

with 2.6.36 I'm starting to see a kernel panic and my system hangs completely.
This is what I could capture, i.e. write down, from the (KMS) text console:

[   300.000697] Pid: 0, comm: kworker/0:0 Not tainted 2.6.36 #2 MS-7250/MS-7250
[   300.000815] RIP: 0010:[<ffffffff8105faf4>]  [<ffffffff8105faf4>] cascade+0x54/0x7a
[   300.000953] ...
[   300.008200] Call Trace:
[   300.008200]  <IRQ>
[   300.008200]  ? run_timer_softirq
[   300.008200]  ? ktime_get
[   300.008200]  ? __do_softirq
[   300.008200]  ? call_softirq
[   300.008200]  ? do_softirq
[   300.008200]  ? irq_exit
[   300.008200]  ? smp_apic_timer_interrupt
[   300.008200]  ? apic_timer_interrupt
[   300.008200]  <EOI>
[   300.008200]  ? _raw_spin_unlock_irq
[   300.008200]  ? finish_task_switch
[   300.008200]  ? schedule
[   300.008200]  ? sched_clock_local
[   300.008200]  ? cpu_idle
[   300.008200]  ? start_secondary
[   300.008200]  Code: 08 48...
[   300.008200]  RIP  [<ffffffff8105faf4>] cascade+0x54/0x7a
[   300.008200]   RSP <ffff880002103e40>
[   300.008200]  ---[ end trace 9511a8b4f653d08 ]---
[   300.008200]  Kernel panic - not syncing: Fatal exception in interrupt
[   300.000697] Pid: 0, comm: kworker/0:0 Tainted: G      D     2.6.36 #2
[   300.008200] Call Trace:
[   300.008200]  <IRQ>  [<ffffffff816d6a2c>] ? panic+0xa1/0x1a3
[   300.008200]  ? _raw_spin_unlock_irqrestore
[   300.008200]  ? oops_end
[   300.008200]  ? do_invalid_op
[   300.008200]  ? cascade
[   300.008200]  ? invalid_op
[   300.008200]  ? run_timer_softirq
[   300.008200]  ? ktime_get
[   300.008200]  ? __do_softirq
[   300.008200]  ? call_softirq
[   300.008200]  ? do_softirq
[   300.008200]  ? irq_exit
[   300.008200]  ? smp_apic_timer_interrupt
[   300.008200]  ? apic_timer_interrupt
[   300.008200]  <EOI> ? _raw_spin_unlock_irq
[   300.008200]  ? finish_task_switch
[   300.008200]  ? schedule
[   300.008200]  ? sched_clock_local
[   300.008200]  ? cpu_idle
[   300.008200]  ? start_secondary
[   300.008200]  panic occurred, switching back to text console

Help most appreciated!
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