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From: Ed Tomlinson <edt@aei.ca>
To: Sasha Levin <sasha.levin@oracle.com>
Cc: Chris Mason <clm@fb.com>,
	jbacik@fb.com, LKML <linux-kernel@vger.kernel.org>,
	Dave Jones <davej@redhat.com>,
	linux-btrfs@vger.kernel.org
Subject: Re: btrfs: hang on boot due to tests
Date: Tue, 10 Jun 2014 07:14:17 -0400	[thread overview]
Message-ID: <3216820.JOp565CquS@grover> (raw)
In-Reply-To: <5395DE2E.7080700@oracle.com>

On Monday 09 June 2014 12:17:50 Sasha Levin wrote:
> On 06/09/2014 11:59 AM, Chris Mason wrote:
> > On 06/09/2014 11:16 AM, Sasha Levin wrote:
> >> > Hi all,
> >> > 
> >> > It seems that some recent changes to btrfs tests make it hang during boot:
> >> > 
> >> > [   49.730033] NMI watchdog: BUG: soft lockup - CPU#34 stuck for 23s! [swapper/0:1]
> >> > [   49.730033] Modules linked in:
> >> > [   49.730033] hardirqs last enabled at (6389143): restore_args (arch/x86/kernel/entry_64.S:829)
> >> > [   49.730033] hardirqs last disabled at (6389144): apic_timer_interrupt (arch/x86/kernel/entry_64.S:1021)
> >> > [   49.730033] softirqs last enabled at (6389142): __do_softirq (./arch/x86/include/asm/preempt.h:22 kernel/softirq.c:296)
> >> > [   49.730033] softirqs last disabled at (6389139): irq_exit (kernel/softirq.c:346 kernel/softirq.c:387)
> >> > [   49.730033] CPU: 34 PID: 1 Comm: swapper/0 Not tainted 3.15.0-rc8-next-20140606-sasha-00021-ga9d3a0b-dirty #597
> > 
> > This is 3.15-rc8 + linux-next?  I'll try to reproduce here, but the
> > tests were working for me.
> 
> Yes, it's the latest -next tree available.
> 
> Also note that it doesn't happen every time, so might be some sort of a race?

I've noticed that with -rc8 and now .15 btrfs fails to automount (or mount) about 1 in 2 times requiring a reboot to get it to work.
I have not seen anything in logs.  Might this be related?

Thanks,

Ed Tomlinson

  reply	other threads:[~2014-06-10 11:21 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-09 15:16 btrfs: hang on boot due to tests Sasha Levin
2014-06-09 15:59 ` Chris Mason
2014-06-09 16:17   ` Sasha Levin
2014-06-10 11:14     ` Ed Tomlinson [this message]
2014-06-10 13:26       ` Chris Mason
2014-06-12 16:02         ` Sasha Levin
2014-06-11 23:14       ` Filipe David Manana

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