mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Andi Kleen <andi@firstfloor.org>
To: venkatesh.pallipadi@intel.com, mingo@elte.hu, tglx@linutronix.de,
	linux-kernel@vger.kernel.org
Subject: bad page table when accessing /dev/mem in dmidecode
Date: Mon, 21 Jan 2008 03:44:22 +0100	[thread overview]
Message-ID: <20080121024422.GA23494@basil.nowhere.org> (raw)


When booting git-x86 tip 28a0fcd6b38e247200bd857996375aee91eae8ce
on a core2 system the userland running dmidecode at boot hits:

config: 64bit make defconfig

-Andi

Failed services in runlevel 3:                                     acpid
dmidecode: Corrupted page table at address 7f74475d2000
PGD 7b583067 PUD 7b599067 PMD 7b598067 PTE ffffffff000f0025
Bad pagetable: 000d [1] SMP
CPU 0
Modules linked in:
Pid: 2724, comm: dmidecode Not tainted 2.6.24-rc8-g28a0fcd6 #1
RIP: 0033:[<00007f744732423f>]  [<00007f744732423f>]
RSP: 002b:00007fff4f5f1300  EFLAGS: 00010206
RAX: 0000000000d21010 RBX: 00007f74475d2000 RCX: 0000000000001000
RDX: 0000000000010000 RSI: 00007f74475d2000 RDI: 0000000000d21010
RBP: 0000000000000000 R08: 0000000000000000 R09: 00007f74475f1c60
R10: 0000000000000001 R11: 0000000000008000 R12: 0000000000010000
R13: 0000000000000003 R14: 0000000000010000 R15: 00000000004086c4
FS:  00007f74475e26e0(0000) GS:ffffffff80747000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 00007f74475d2000 CR3: 000000007b4a3000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process dmidecode (pid: 2724, threadinfo ffff81007c094000, task ffff81007de917d0)

RIP  [<00007f744732423f>]
 RSP <00007fff4f5f1300>
---[ end trace f63babdc9d8f7076 ]---


             reply	other threads:[~2008-01-21  2:44 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-21  2:44 Andi Kleen [this message]
2008-01-21 16:12 ` Ingo Molnar

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=20080121024422.GA23494@basil.nowhere.org \
    --to=andi@firstfloor.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@elte.hu \
    --cc=tglx@linutronix.de \
    --cc=venkatesh.pallipadi@intel.com \
    /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

Powered by JetHome