status declared resolved
** Changed in: linux
Importance: High => Undecided
** Changed in: linux
Status: Confirmed => New
** Changed in: linux
Remote watch: Linux Kernel Bug Tracker #10398 => None
** Changed in: linux
Status: New => Fix Released
** Changed in: linux (Ubuntu)
Antti Kaihola, this bug was reported a while ago and there hasn't been
any activity in it recently. We were wondering if this is still an
issue? If so, could you please test for this with the latest development
release of Ubuntu? ISO images are available from
http://cdimage.ubuntu.com/daily-live/cu
Installing "linux-backports-modules-wireless-lucid-generic" on Lucid
doesn't help.
Confirmed on Precise with the 3.2.0-31-generic kernel.
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
** Tags added: precise
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If you are running Lucid, please try the ubuntu-lucid-lbm compate-
wireless package.
If you are running Maverick, Natty or Onriric and still experiencing
this problem, please add a comment here.
** Changed in: linux (Ubuntu)
Status: Triaged => Incomplete
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The bug in b43 driver causing DMA errors was fixed in kernel 3.0-rc1.
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https://bugs.launchpad.net/bugs/502433
Title:
Lucid: b43 fatal DMA error on Dell Mini 9
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** Changed in: linux
Importance: Unknown => High
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Title:
Lucid: b43 fatal DMA error on Dell Mini 9
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Thanks for the pointer Karel, I upgraded to 2.6.34 this morning, and
now wifi on my Lenovo G550 (BCM4312) is working for the first time with
10.04. :-)
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same problem here.
upgrade to kernel 2.6.34 solved problem
see more here: http://ohioloco.ubuntuforums.org/showthread.php?t=1266620
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Bugs, whi
Same problem and errors with a fresh install of 10.04. It was working
until I updated the kernel and rebooted the system.
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Issue still happens on Dell Studio 1537
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https:/
I'm frustrated, nothing works for me. I go back to 9.10.
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This issue happens sudenly in a Dell Latitude E5400.
I updated my laptop from 9.10 to 10.04 and at the begining always was
god but after the first actualization of 10.04 my wireless network
stoped of responding.
My Card is Broadcom Corporation BCM4312 802.11b/g [14e4:4315] (rev 01).
I tried to do
@craptree
That part is already fixed, but I have encountered another one, it can
detect wireless network but it wont authenticate, password is good but
it's not connecting, it keeps on asking for the password
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You
Hmm did you update your initramfs? The compilation script doesnt seem to do it
properly itself, so you have to do it manually.
in a command prompt type
sudo update-initramfs -vuk all
Failing that, does dmesg mention anything about b43?
in a command prompt type
dmesg | grep b43
and paste the outp
@craptree,
followed your howto and it works but when you reboot your machine,
wireless is not loaded automatically
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@sam, you're right
I have downloaded that and installed, now the issue is fixed!
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no need to compile 2.6.33.3, you can get it from
http://kernel.ubuntu.com/~kernel-ppa/mainline/
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Im compiling kernel 2.6.33.3, let's see how it goes
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same problem with Dell Inspiron 1464
I guess every laptop that has broadcom wireless will experience this
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Same problem on my Lenovo S10e
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Its not just the 'Dell Mini 9' it's also HP Mini's!
This is pretty serious, I'm surprised 10.04 went live with this bug, especially
now that netbooks are so big.
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** Changed in: linux
Status: Unknown => Confirmed
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** Bug watch added: Linux Kernel Bug Tracker #10398
http://bugzilla.kernel.org/show_bug.cgi?id=10398
** Also affects: linux via
http://bugzilla.kernel.org/show_bug.cgi?id=10398
Importance: Unknown
Status: Unknown
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Lucid: b43 fatal DMA error on Dell Mini 9
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HURRAAHHH SUCCE - 10 hours later and still streaming internet
without any disconnects or errors! Seems that auto fall back to PIO
doesnt work yet, but we can force pio from a config file in
etc/modprobe, with the compat wireless pack.
The compat wireless in ubuntu lucid (linux backports wirele
Forgot to mention, the compat wireless package failed to properly update my
initramfs. If anyone else decides to try the pack, be sure to run [code]sudo
update-initramfs -vuk all[/code]
On 3 March 2010 23:49, riz :D wrote:
> Cant post to Launchpad due to down time. So will paste message here ;)
Cant post to Launchpad due to down time. So will paste message here ;)
"Hey hey good news. I compiled the bleeding edge linux compat wireless
which, if i understand correctly, should be based on the wireless testing
git, and so have the patches. I downloaded the pack from
http://linuxwireless.org/
@craptree: I'll work against wireless-testing, since wasn't aware of the
location of that tree, and see if it fixes the MAC Suspect Fail error I
was getting.
I was able to get ndiswrapper setup and working, and it seems to be
fine, though I'd rather get b43 working.
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Lucid: b43 fatal DMA error
The acpi off command doesn't work for me either.
Jeff looking further at these patches it seems that they are designed to
be applied to the wireless-testing source. Another patch also recently
surfaced to auto drop to PIO after DMA fail on the b43.
These patches are already applied to the wireles
The acpi=off workaround mentioned in #11 is not a true fix. I still get
the Fatal DMA errors after some time (has ranged between one and four
hours) of using the Wireless.
This is when using the official Ubuntu Kernel.
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Further testing of the above patch shows that the above breaks the
acpi=off workaround mentioned in #11.
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** Tags added: patch
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I applied the patch at http://patchwork.kernel.org/patch/66372/ to the
ubuntu_kernel branch. It doesn't apply cleanly, so I had to manually
apply a few of the changes. After rebooting into the new kernel, I'm
still having problems, I can try to connect, but the syslog just keeps
filling up with the
Experiencing the same issue with a Dell Mini 10. I'm going to try
applying the patch linked above.
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The patched linked earlier does not enable PIO on the B43 for everyone.
It simply allows PIO to be enabled for the B43 with a boot time option
in the module/conf. This would be an ideal work around for now until the
B43 driver is properly fixed.
Maybe Ubuntu kernel maintainers could apply the patc
found this thread
http://thread.gmane.org/gmane.linux.network/151941/focus=151968
"From a distro point of view, you would not want to set FORCE_PIO as the
performance penalty would be very large."
"We certainly hope to fix the issue. We do know that the failure occurs when b43
is loaded after a c
Same on a Lenovo S12.
I used the usb-startup-disk-creator with the alpha3 image. booted, used
hardware-drivers to install b43. then rebooted. i can see the wireless
networks, but get the DMA errors when i try to connect.
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I have booted four times to the live CD, each with the same behavior. I
am offered two drivers, B43 and STA. It will not install the B43
drivers. The jockey.log file is attached. The STA drivers install fine
and I have no problems. Minor point: I am informed by the pop up that
proprietary driv
I am not sure that I actually had the same problem as the original
poster, but my wireless seems to work fine with alpha 3. As I had
different behavior on each re-boot before, I'll try several reboots to
see if I can reproduce the problem I was having before.
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Does this bug still present in lucid alpha-3?
Take the CD image from here:
http://cdimage.ubuntu.com/releases/lucid/alpha-3/
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Same problem here on Dell Mini 9. Not really a regression for me though.
This has ALWAYS been a problem with the b43 driver. I use the bcmwl-
kernel-souce package (which installs the official STA wireless driver).
Current versions of the b43 have problems communicating with this
particular LP-PHY
I was able to reproduce this bug in fresh installation of Ubuntu 9.10 on
Lenovo G550 which has the BCM4312 [14e4:4315] (rev 01) built in. The b43
page on Linuxwireless says [14e4:4315] is working since 2.6.32, so I
grabbed firmware with b43-fwcutter and upgraded kernel to 2.6.32.7 from
~kernel-ppa.
I am also suffering this problem error:
b43-phy0 ERROR: Fatal DMA error: 0x0400, 0x, 0x,
0x, 0x, 0x
01:00.0 Network controller [0280]: Broadcom Corporation BCM4311
802.11b/g WLAN [14e4:4311] (rev 02)
Any work around or fix appreciated
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I am also experiencing this problem on my Dell Latitude E5500 using the
live CD. I have tested six times, each time with a fresh reboot from
the Live CD. The following are my results:
1. Installation screen/progress bar never went away
2. Machine rebooted
3. Screen went blank, and scroll lock
Re #5 and #6: I actually do see the wi-fi networks and can get an IP
(but no good traffic) even without acpi=off when I warm reboot after an
acpi=off session.
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As suggested on the bcm43xx-dev list, wireless seems to work fine with
the
acpi=off
kernel parameter. Unfortunately that's not a good work-around since
other essential functionality is lost.
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You received this
Here's another thread where Andrew Benton has identical hardware to mine:
http://lists.berlios.de/pipermail/bcm43xx-dev/2009-November/006271.html
$ lspci -vnn | grep 14e4
03:00.0 Network controller [0280]: Broadcom Corporation BCM4312 802.11b/g
[14e4:4315] (rev 01)
Subsystem: Broadcom Cor
Found a bcm43xx-dev thread which may be related:
http://www.mail-archive.com/bcm43xx-...@lists.berlios.de/msg08970.html
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Same DMA error still present after upgrading to kernel 2.6.32-12-generic
#16-Ubuntu SMP.
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Leann,
Re "importance:Medium", this bug is in practice a show-stopper for using
Lucid on a Dell Mini 9. Jaunty worked perfectly.
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Schipper,
Your symptom is a bit different from mine: I don't even see any wireless
networks in NetworkManager.
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FYI
I suffer from the same error in Lucid (actually, in Karmic as well) on my Acer
Aspire 1350. Wifi-card works well on my other machine (Thinkpad A31).
Specs:
Acer Aspire 1350: AMD Athlon 2.6GHz processor, 500 MB ram
Thinkpad A31: Intel P4 1,6 GHz processor, 1,0 GB ram
Networkmanager shows a con
This is still an issue with Lucid upgraded up-to-date on 2010-01-17.
Cold booting or even removing the battery before power-up doesn't help
at all.
I also tried activating the Broadcom STA driver instead, but it just
drops into a blank console and hard freezes before succeeding with the
activation
FYI sometimes it works fine and sometimes it doesn't. Thought it might
have been a reboot from Windows made it work, but then a subsequent cold
boot worked too.
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Need CONFIG_B43_FORCE_PIO?
http://patchwork.kernel.org/patch/66064/
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** Changed in: linux (Ubuntu)
Importance: Undecided => Medium
** Changed in: linux (Ubuntu)
Status: New => Triaged
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** Attachment added: "AlsaDevices.txt"
http://launchpadlibrarian.net/37369324/AlsaDevices.txt
** Attachment added: "BootDmesg.txt"
http://launchpadlibrarian.net/37369325/BootDmesg.txt
** Attachment added: "Card0.Amixer.values.txt"
http://launchpadlibrarian.net/37369326/Card0.Amixer.valu
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