From: Ian Kumlien <pomac@vapor.com>
To: linux-kernel@vger.kernel.org
Subject: [USB, 2.6.5] NULL pointer deref. at virt. address
Date: Mon, 05 Apr 2004 02:56:55 +0200 [thread overview]
Message-ID: <1081126615.31599.9.camel@big> (raw)
[-- Attachment #1: Type: text/plain, Size: 1936 bytes --]
Hi, I haven't seen anything about this on LKML yet (via
marc.theaimsgroup.com) but it might have been reported.
This is on boot, prior to mounting root fs. EHCI usb is used,
reproducable on 2 types of hardware, mail me if you want more
information.
PS. CC since i'm not subbed.
DS.
usb 3-2.3: new full speed USB device using address 6
Unable to handle kernel NULL pointer dereference at virtual address
00000004
printing eip:
c029ff5b
*pde = 00000000
Oops: 0000 [#1]
PREEMPT
CPU: 0
EIP: 0060:[<c029ff5b>] Not tainted
EFLAGS: 00010246 (2.6.5)
EIP is at usb_disable_interface+0xb/0x40
eax: f76f3400 ebx: 00000000 ecx: c1b70000 edx: f7bcf080
esi: 00000001 edi: 00000000 ebp: f76f3400 esp: c1b71d7c
ds: 007b es: 007b ss: 0068
Process khubd (pid: 5, threadinfo=c1b70000 task=c1a3e040)
Stack: f76f3400 00000001 00000002 f7780770 c02a0183 00000001 00000002
00000001
00000000 00000000 00001388 00000000 f7bcf080 00000000 f7780680
f7780738
f74a0ec0 c02d4e90 ddc5892a 0000000a 00000018 00000003 00000002
00000001
Call Trace:
[<c02a0183>] usb_set_interface+0x93/0x150
[<c02d4e90>] hci_usb_probe+0x210/0x450
[<c029a933>] usb_probe_interface+0x53/0x70
[<c0253102>] bus_match+0x32/0x60
[<c025316a>] device_attach+0x3a/0x90
[<c0185038>] sysfs_create_group+0x48/0x80
[<c0253334>] bus_add_device+0x54/0x90
[<c02523a4>] device_add+0x94/0x110
[<c02a04de>] usb_set_configuration+0x1be/0x250
[<c029b63e>] usb_new_device+0x22e/0x3a0
[<c011ea1d>] printk+0x11d/0x170
[<c029cde9>] hub_port_connect_change+0x159/0x250
[<c029d169>] hub_events+0x289/0x300
[<c029d20b>] hub_thread+0x2b/0xe0
[<c011aec0>] default_wake_function+0x0/0x10
[<c029d1e0>] hub_thread+0x0/0xe0
[<c01052dd>] kernel_thread_helper+0x5/0x18
Code: 80 7b 04 00 74 1d 31 f6 8b 43 0c 47 0f b6 54 30 02 83 c6 14
--
Ian Kumlien <pomac () vapor ! com> -- http://pomac.netswarm.net
[-- Attachment #2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 189 bytes --]
reply other threads:[~2004-04-05 0:57 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
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=1081126615.31599.9.camel@big \
--to=pomac@vapor.com \
--cc=linux-kernel@vger.kernel.org \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.