linux-rt-users.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Carsten Emde <Carsten.Emde@osadl.org>
To: Jon Masters <jonathan@jonmasters.org>
Cc: John Kacur <jkacur@gmail.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	LKML <linux-kernel@vger.kernel.org>,
	RT <linux-rt-users@vger.kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>
Subject: Re: 2.6.26.3-rt3 bug report
Date: Tue, 26 Aug 2008 07:49:29 +0200	[thread overview]
Message-ID: <48B39969.8060501@osadl.org> (raw)
In-Reply-To: <1219724080.25366.13.camel@perihelion>

Jon Masters wrote:
> On Tue, 2008-08-26 at 01:15 +0200, John Kacur wrote:
>> Slightly different form today.
>> Bad page state in process 'firefox-bin'
>> page:ffffe20000daa360 flags:0x0100000000000000
>> mapping:ffffe20000daa378 mapcount:0 count:0
>> Trying to fix it up, but a reboot is needed
>> Backtrace:
>> Pid: 16955, comm: firefox-bin Not tainted 2.6.26.3-rt3 #3
> Er, does firefox run reliably on a non-RT 2.6.26.3 kernel? This many
> random calls to bad_page suggests more of a RAM problem.
Don't think so. Same problem here:
Bad page state in process 'bonobo-activati'
page:c18f66fc flags:0x40000000 mapping:c18f670c mapcount:0 count:0
Trying to fix it up, but a reboot is needed
Backtrace:
Pid: 4169, comm: bonobo-activati Not tainted 2.6.26.3-rt3 #2
[<c0438e52>] ? printk+0x14/0x1a
[<c026e8ef>] bad_page+0x4e/0x79
[<c026f3d3>] free_hot_cold_page+0x5b/0x1dc
[<c026f5a1>] free_hot_page+0xf/0x11
[<c026f5c3>] __free_pages+0x20/0x2b
[<c02789a0>] __pte_alloc+0x6f/0x77
[<c0278a4d>] handle_mm_fault+0xa5/0x56c
[<c0243a1c>] ? rt_mutex_down_read+0x15c/0x164
[<c0218759>] do_page_fault+0x2c1/0x674
[<c021b21d>] ? enqueue_task+0x5a/0x66
[<c043bb66>] ? __spin_unlock_irqrestore+0x24/0x42
[<c0241e4f>] ? rt_mutex_adjust_prio+0x1a/0x31
[<c043bc92>] ? __spin_lock_irqsave+0x1e/0x38
[<c021f37d>] ? try_to_wake_up+0x176/0x180
[<c043bb5a>] ? __spin_unlock_irqrestore+0x18/0x42
[<c0241e4f>] ? rt_mutex_adjust_prio+0x1a/0x31
[<c0241e61>] ? rt_mutex_adjust_prio+0x2c/0x31
[<c0241e61>] ? rt_mutex_adjust_prio+0x2c/0x31
[<c043a8f7>] ? rt_write_slowunlock+0x1cd/0x1d5
[<c027ccb0>] ? mprotect_fixup+0x238/0x282
[<c0259384>] ? audit_syscall_exit+0x2b6/0x2d1
[<c0204a4e>] ? resume_userspace+0x6/0x1c
[<c0218498>] ? do_page_fault+0x0/0x674
[<c043bf02>] error_code+0x72/0x78

	--cbe

  reply	other threads:[~2008-08-26  5:50 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-24 22:51 2.6.26.3-rt3 bug report John Kacur
2008-08-25 23:15 ` John Kacur
2008-08-26  4:14   ` Jon Masters
2008-08-26  5:49     ` Carsten Emde [this message]
2008-08-29 14:29       ` John Kacur
2008-08-30 14:29         ` Carsten Emde

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=48B39969.8060501@osadl.org \
    --to=carsten.emde@osadl.org \
    --cc=jkacur@gmail.com \
    --cc=jonathan@jonmasters.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-rt-users@vger.kernel.org \
    --cc=mingo@elte.hu \
    --cc=rostedt@goodmis.org \
    --cc=tglx@linutronix.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).