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From: Dave Jones <davej@redhat.com>
To: Oleg Nesterov <oleg@redhat.com>
Cc: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
	Linux Kernel <linux-kernel@vger.kernel.org>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	"Eric W. Biederman" <ebiederm@xmission.com>,
	Andrey Vagin <avagin@openvz.org>,
	Steven Rostedt <rostedt@goodmis.org>
Subject: Re: frequent softlockups with 3.10rc6.
Date: Sun, 23 Jun 2013 22:00:14 -0400	[thread overview]
Message-ID: <20130624020014.GB12811@redhat.com> (raw)
In-Reply-To: <20130623160452.GA11740@redhat.com>

On Sun, Jun 23, 2013 at 06:04:52PM +0200, Oleg Nesterov wrote:
 
 > Could you please do the following:
 > 
 > 	1. # cd /sys/kernel/debug/tracing
 > 	   # echo 0 >> options/function-trace
 > 	   # echo preemptirqsoff >> current_tracer

dammit.

WARNING: at include/linux/list.h:385 rb_head_page_deactivate.isra.39+0x61/0x80()
 check_list_nodes corruption. next->prev should be prev (ffff88023b8a1a08), but was 00ffff88023b8a1a. (next=ffff880243288001).
 Modules linked in: coretemp hwmon snd_hda_codec_realtek kvm_intel kvm snd_hda_codec_hdmi crc32c_intel ghash_clmulni_intel microcode snd_hda_intel snd_hda_codec pcspkr snd_hwdep snd_seq snd_seq_device snd_pcm e1000e snd_page_alloc ptp snd_timer snd pps_core soundcore xfs libcrc32c
 CPU: 1 PID: 474 Comm: bash Not tainted 3.10.0-rc7+ #33
  ffffffff81a1762e ffff88023c659ce0 ffffffff816e467d ffff88023c659d18
  ffffffff8104a0c1 ffff88023b8a1a08 ffff8802434b9040 ffff8802434b8fe8
  0000000000000282 ffff88023109a620 ffff88023c659d78 ffffffff8104a12c
 Call Trace:
  [<ffffffff816e467d>] dump_stack+0x19/0x1b
  [<ffffffff8104a0c1>] warn_slowpath_common+0x61/0x80
  [<ffffffff8104a12c>] warn_slowpath_fmt+0x4c/0x50
  [<ffffffff81112c61>] rb_head_page_deactivate.isra.39+0x61/0x80
  [<ffffffff81113353>] ring_buffer_reset_cpu+0xa3/0x250
  [<ffffffff81111f4a>] ? ring_buffer_time_stamp+0x1a/0x30
  [<ffffffff81119d1a>] tracing_reset_online_cpus+0x5a/0xb0
  [<ffffffff8111ee13>] tracing_set_tracer+0x223/0x310
  [<ffffffff8111f16d>] tracing_set_trace_write+0xad/0xf0
  [<ffffffff811ad6bb>] ? vfs_write+0x1bb/0x1f0
  [<ffffffff812b9ca1>] ? security_file_permission+0x21/0xa0
  [<ffffffff811ad5c0>] vfs_write+0xc0/0x1f0
  [<ffffffff811cc487>] ? fget_light+0x387/0x4f0
  [<ffffffff811adfcc>] SyS_write+0x4c/0xa0
  [<ffffffff816f5d94>] tracesys+0xdd/0xe2
 ---[ end trace d4694abee6ec3f10 ]---


hopefully despite that it'll actually function as intended.

	Dave


  parent reply	other threads:[~2013-06-24  2:00 UTC|newest]

Thread overview: 93+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-19 16:45 frequent softlockups with 3.10rc6 Dave Jones
2013-06-19 17:53 ` Dave Jones
2013-06-19 18:13   ` Paul E. McKenney
2013-06-19 18:42     ` Dave Jones
2013-06-20  0:12     ` Dave Jones
2013-06-20 16:16       ` Paul E. McKenney
2013-06-20 16:27         ` Dave Jones
2013-06-21 15:11         ` Dave Jones
2013-06-21 19:59           ` Oleg Nesterov
2013-06-22  1:37             ` Dave Jones
2013-06-22 17:31               ` Oleg Nesterov
2013-06-22 21:59                 ` Dave Jones
2013-06-23  5:00                   ` Andrew Vagin
2013-06-23 14:36                   ` Oleg Nesterov
2013-06-23 15:06                     ` Dave Jones
2013-06-23 16:04                       ` Oleg Nesterov
2013-06-24  0:21                         ` Dave Jones
2013-06-24  2:00                         ` Dave Jones [this message]
2013-06-24 14:39                           ` Oleg Nesterov
2013-06-24 14:52                             ` Steven Rostedt
2013-06-24 16:00                               ` Dave Jones
2013-06-24 16:24                                 ` Steven Rostedt
2013-06-24 16:51                                   ` Dave Jones
2013-06-24 17:04                                     ` Steven Rostedt
2013-06-25 16:55                                       ` Dave Jones
2013-06-25 17:21                                         ` Steven Rostedt
2013-06-25 17:23                                           ` Steven Rostedt
2013-06-25 17:26                                           ` Dave Jones
2013-06-25 17:31                                             ` Steven Rostedt
2013-06-25 17:32                                             ` Steven Rostedt
2013-06-25 17:29                                           ` Steven Rostedt
2013-06-25 17:34                                             ` Dave Jones
2013-06-24 16:37                                 ` Oleg Nesterov
2013-06-24 16:49                                   ` Dave Jones
2013-06-24 15:57                         ` Dave Jones
2013-06-24 17:35                           ` Oleg Nesterov
2013-06-24 17:44                             ` Dave Jones
2013-06-24 17:53                             ` Steven Rostedt
2013-06-24 18:00                               ` Dave Jones
2013-06-25 15:35                             ` Dave Jones
2013-06-25 16:23                               ` Steven Rostedt
2013-06-26  5:23                                 ` Dave Jones
2013-06-26 19:52                                   ` Steven Rostedt
2013-06-26 20:00                                     ` Dave Jones
2013-06-27  3:01                                       ` Steven Rostedt
2013-06-26  5:48                                 ` Dave Jones
2013-06-26 19:18                               ` Oleg Nesterov
2013-06-26 19:40                                 ` Dave Jones
2013-06-27  0:22                                 ` Dave Jones
2013-06-27  1:06                                   ` Eric W. Biederman
2013-06-27  2:32                                     ` Tejun Heo
2013-06-27  7:55                                   ` Dave Chinner
2013-06-27 10:06                                     ` Dave Chinner
2013-06-27 12:52                                       ` Dave Chinner
2013-06-27 15:21                                         ` Dave Jones
2013-06-28  1:13                                           ` Dave Chinner
2013-06-28  3:58                                             ` Dave Chinner
2013-06-28 10:28                                               ` Jan Kara
2013-06-29  3:39                                                 ` Dave Chinner
2013-07-01 12:00                                                   ` Jan Kara
2013-07-02  6:29                                                     ` Dave Chinner
2013-07-02  8:19                                                       ` Jan Kara
2013-07-02 12:38                                                         ` Dave Chinner
2013-07-02 14:05                                                           ` Jan Kara
2013-07-02 16:13                                                             ` Linus Torvalds
2013-07-02 16:57                                                               ` Jan Kara
2013-07-02 17:38                                                                 ` Linus Torvalds
2013-07-03  3:07                                                                   ` Dave Chinner
2013-07-03  3:28                                                                     ` Linus Torvalds
2013-07-03  4:49                                                                       ` Dave Chinner
2013-07-04  7:19                                                                         ` Andrew Morton
2013-06-29 20:13                                               ` Dave Jones
2013-06-29 22:23                                                 ` Linus Torvalds
2013-06-29 23:44                                                   ` Dave Jones
2013-06-30  0:21                                                     ` Steven Rostedt
2013-07-01 12:49                                                     ` Pavel Machek
2013-06-30  0:17                                                   ` Steven Rostedt
2013-06-30  2:05                                                   ` Dave Chinner
2013-06-30  2:34                                                     ` Dave Chinner
2013-06-27 14:30                                     ` Dave Jones
2013-06-28  1:18                                       ` Dave Chinner
2013-06-28  2:54                                         ` Linus Torvalds
2013-06-28  3:54                                           ` Dave Chinner
2013-06-28  5:59                                             ` Linus Torvalds
2013-06-28  7:21                                               ` Dave Chinner
2013-06-28  8:22                                                 ` Linus Torvalds
2013-06-28  8:32                                                   ` Al Viro
2013-06-28  8:22                                               ` Al Viro
2013-06-28  9:49                                               ` Jan Kara
2013-07-01 17:57                                             ` block layer softlockup Dave Jones
2013-07-02  2:07                                               ` Dave Chinner
2013-07-02  6:01                                                 ` Dave Jones
2013-07-02  7:30                                                   ` Dave Chinner

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