linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Steven Rostedt <rostedt@goodmis.org>
To: Robert Richter <robert.richter@amd.com>
Cc: Ingo Molnar <mingo@kernel.org>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: i386, v3.6-rc3: Kernel panic - not syncing: Fatal exception in interrupt
Date: Tue, 04 Sep 2012 11:16:16 -0400	[thread overview]
Message-ID: <1346771776.27919.4.camel@gandalf.local.home> (raw)
In-Reply-To: <20120828081206.GG8285@erda.amd.com>

On Tue, 2012-08-28 at 10:12 +0200, Robert Richter wrote:
> On 27.08.12 17:14:27, Robert Richter wrote:
> > Steven and Ingo,
> > 
> > while running profiling tests on 32 bit I got a
> > 
> >  Kernel panic - not syncing: Fatal exception in interrupt

Sorry for the late response, was too busy drinking with other kernel
developers in San Diego and laughing at all you that are still doing
real work.

> 
> Seems not to be a regression, I could trigger it with v3.5 too.
> 
> The problem seems to be oprofile related, full trace below.
> 
> Thanks,
> 
> -Robert
> 
> BUG: unable to handle kernel NULL pointer dereference at 00000040
> IP: [<c100422f>] print_context_stack+0x6e/0x8d
> *pde = 00000000 
> Oops: 0000 [#1] SMP 
> Modules linked in:
> 
> Pid: 15531, comm: perl Not tainted 3.5.0-oprofile-i386-standard-g28a33cb #2 Hewlett-Packard HP xw9400 Workstation/0A1Ch
> EIP: 0060:[<c100422f>] EFLAGS: 00010097 CPU: 3
> EIP is at print_context_stack+0x6e/0x8d
> EAX: ffffe000 EBX: 00000040 ECX: f4bd1f94 EDX: 00000040
> ESI: f4bd1f94 EDI: f4bd1f94 EBP: f5517ec0 ESP: f5517ea0
>  DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
> CR0: 8005003b CR2: 00000040 CR3: 34403000 CR4: 000007d0
> DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
> DR6: ffff0ff0 DR7: 00000400
> Process perl (pid: 15531, ti=f5516000 task=f4f6bbc0 task.ti=f4bd0000)
> Stack:
>  000003e8 ffffe000 00001ffc f4b8e380 00000000 00000040 f4bd1f94 c1541178
>  f5517ef0 c1003717 c1541178 f5517f04 00000000 f5517edc 00000000 00000000
>  f5517ee8 f4bd1f94 f5517fc4 00000001 f5517f1c c12d3ba4 00000000 c1541178
> Call Trace:
>  [<c1003717>] dump_trace+0x7b/0xa1
>  [<c12d3ba4>] x86_backtrace+0x40/0x88
>  [<c12d2498>] ? oprofile_add_sample+0x56/0x84
>  [<c12d24b7>] oprofile_add_sample+0x75/0x84
>  [<c12d48e3>] op_amd_check_ctrs+0x46/0x260
>  [<c10328b9>] ? wake_up_worker+0x19/0x1b
>  [<c103331a>] ? insert_work+0x58/0x5c
>  [<c12d4195>] profile_exceptions_notify+0x23/0x4c
>  [<c138b497>] nmi_handle+0x31/0x4a
>  [<c102734f>] ? ftrace_define_fields_irq_handler_entry+0x45/0x45
>  [<c138b559>] do_nmi+0xa9/0x304
>  [<c102c2e7>] ? run_timer_softirq+0x2a/0x1f5
>  [<c102734f>] ? ftrace_define_fields_irq_handler_entry+0x45/0x45
>  [<c138ae4d>] nmi_stack_correct+0x28/0x2d
>  [<c102734f>] ? ftrace_define_fields_irq_handler_entry+0x45/0x45
>  [<c10035f7>] ? do_softirq+0x4b/0x7f
>  <IRQ> 
>  [<c10275cc>] irq_exit+0x35/0x5b
>  [<c101689e>] smp_apic_timer_interrupt+0x6c/0x7a
>  [<c138abae>] apic_timer_interrupt+0x2a/0x30
> Code: 89 fe eb 08 31 c9 8b 45 0c ff 55 ec 83 c3 04 83 7d 10 00 74 0c 3b 5d 10 73 26 3b 5d e4 73 0c eb 1f 3b 5d f0 76 1a 3b 5d e8 73 15 <8b> 13 89 d0 89 55 e0 e8 9d 16 03 00 85 c0 8b 55 e0 75 a6 eb cc 
> EIP: [<c100422f>] print_context_stack+0x6e/0x8d SS:ESP 0068:f5517ea0
> CR2: 0000000000000040
> ---[ end trace 0cce5d2b7aa480ce ]---
> Kernel panic - not syncing: Fatal exception in interrupt

Could you send me the config file and post the entire dmesg somewhere.

Thanks,

-- Steve

> 



  reply	other threads:[~2012-09-04 15:16 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-27 15:14 Robert Richter
2012-08-28  8:12 ` Robert Richter
2012-09-04 15:16   ` Steven Rostedt [this message]
2012-09-04 15:33     ` Robert Richter

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=1346771776.27919.4.camel@gandalf.local.home \
    --to=rostedt@goodmis.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@kernel.org \
    --cc=robert.richter@amd.com \
    --subject='Re: i386, v3.6-rc3: Kernel panic - not syncing: Fatal exception in interrupt' \
    /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

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).