Messages in this thread | | | Date | Tue, 25 Feb 2014 10:45:26 +0800 | From | Michael wang <> | Subject | Re: [BUG] sched: tip/master show panic while booting/rebooting |
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Hi, Paul
On 02/25/2014 08:30 AM, Paul E. McKenney wrote: [snip] > > I don't see an opportunity for load_balance() to loop with interrupts > disabled, but maybe I am looking at the wrong code. The NMI handler > looks to me like it is diagnosing rather than being the problem.
Thanks for the comment :)
It was a stuck inside pick_next_task_fair(), and we already got one solution now ;-)
Regards, Michael Wang
> > Thanx, Paul > >> [<ffffffff8108a88f>] idle_balance+0x10f/0x1c0 >> [<ffffffff8108aa5e>] pick_next_task_fair+0x11e/0x2a0 >> [<ffffffff8107bbf3>] ? dequeue_task+0x73/0x90 >> [<ffffffff815717fa>] __schedule+0x12a/0x670 >> [<ffffffff81571e19>] schedule+0x29/0x70 >> [<ffffffff81067daf>] worker_thread+0x1bf/0x370 >> [<ffffffff81067bf0>] ? manage_workers+0x160/0x160 >> [<ffffffff8106e799>] kthread+0xc9/0xe0 >> [<ffffffff8106e6d0>] ? flush_kthread_worker+0xb0/0xb0 >> [<ffffffff8157d62c>] ret_from_fork+0x7c/0xb0 >> [<ffffffff8106e6d0>] ? flush_kthread_worker+0xb0/0xb0 >> Kernel Offset: 0x0 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffff9fffffff) > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ >
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