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I did manage to find out the cause of my kernel panics. It wasn't hardware at all, luckily. Finally managed to see the kernel panic on screen. It was a regression in 4.4 related to reaping zombies when tearing down a cgroup. https://lkml.org/lkml/2016/3/12/38
Not in any way related to anything here... just coincidence.
However 4.5 being laggy in separate, since that happens right away.
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Can somebody confirm that the CPU fan is working with the 4.4 kernel?
I am trying out Ubuntu 16.04 nightly build and I cannot see the fan turning on at all. The laptop is getting pretty hot.
I cannot run i8kmon since its throwing an error:
$ sudo modprobe -v i8k
insmod /lib/modules/4.4.0-14-generic/kernel/drivers/hwmon/dell-smm-hwmon.ko
modprobe: ERROR: could not insert ‘dell_smm_hwmon’: No such device
Also, lm-sensors are not reporting anything about fan at all. Any idea on this?
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Can somebody confirm that the CPU fan is working with the 4.4 kernel?
Cpu fan is working with 4.4.* and 4.5.
but currently is not working because the CPU is cool.
ᐅ sensors
acpitz-virtual-0
Adapter: Virtual device
temp1: +25.0°C (crit = +107.0°C)
coretemp-isa-0000
Adapter: ISA adapter
Physical id 0: +38.0°C (high = +100.0°C, crit = +100.0°C)
Core 0: +37.0°C (high = +100.0°C, crit = +100.0°C)
Core 1: +37.0°C (high = +100.0°C, crit = +100.0°C)
lsmod | grep i8k output is empty, do not think it is used in our system. I do not think fan is managed by OS, may be it is just dead?
Last edited by ksim (2016-03-21 17:12:43)
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Thanks for the update ksim. The fan is not dead since I can hear it working if I am on Windows. My temp goes upto as high as 59 deg C and fan has not started. I am not on arch though. Will install arch and see. The sensors output looks the same.
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I hear the fan now and then.
Just took a look:
λ sensors
acpitz-virtual-0
Adapter: Virtual device
temp1: +25.0°C (crit = +107.0°C)
coretemp-isa-0000
Adapter: ISA adapter
Physical id 0: +78.0°C (high = +100.0°C, crit = +100.0°C)
Core 0: +77.0°C (high = +100.0°C, crit = +100.0°C)
Core 1: +78.0°C (high = +100.0°C, crit = +100.0°C)
Right now: no fan action.
Running linux4.5rc7.
XPS 13 9350 / i7-6560U / 16GB / 1T NVMe / QHD+ / Iris 540 / Intel 7265D / linux4.8
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This might be useful for anyone who has the Intel 7265(D) chip. Installing Emmanuel Grumbach's fork of linux-firmware.git (https://aur.archlinux.org/packages/linu … t-iwlwifi/) changed this part in dmesg:
[ +0,000092] iwlwifi 0000:3a:00.0: enabling device (0000 -> 0002)
[ +0,003780] iwlwifi 0000:3a:00.0: Direct firmware load for iwlwifi-7265D-20.ucode failed with error -2
[ +0,000012] iwlwifi 0000:3a:00.0: Direct firmware load for iwlwifi-7265D-19.ucode failed with error -2
[ +0,000006] iwlwifi 0000:3a:00.0: Direct firmware load for iwlwifi-7265D-18.ucode failed with error -2
[ +0,000007] iwlwifi 0000:3a:00.0: Direct firmware load for iwlwifi-7265D-17.ucode failed with error -2
[ +0,000082] iwlwifi 0000:3a:00.0: Unsupported splx structure
[ +0,000477] iwlwifi 0000:3a:00.0: loaded firmware version 16.242414.0 op_mode iwlmvm
[ +0,004228] iwlwifi 0000:3a:00.0: Detected Intel(R) Dual Band Wireless AC 7265, REV=0x210
to
[ +0,000057] iwlwifi 0000:3a:00.0: enabling device (0000 -> 0002)
[ +0,000494] iwlwifi 0000:3a:00.0: Unsupported splx structure
[ +0,002919] iwlwifi 0000:3a:00.0: loaded firmware version 20.296667.0 op_mode iwlmvm
[ +0,003679] iwlwifi 0000:3a:00.0: Detected Intel(R) Dual Band Wireless AC 7265, REV=0x210
XPS 13 9350 / i7-6560U / 16GB / 1T NVMe / QHD+ / Iris 540 / Intel 7265D / linux4.8
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This might be useful for anyone who has the Intel 7265(D) chip. Installing Emmanuel Grumbach's fork of linux-firmware.git (https://aur.archlinux.org/packages/linu … t-iwlwifi/) changed this part in dmesg:
[ +0,000092] iwlwifi 0000:3a:00.0: enabling device (0000 -> 0002) [ +0,003780] iwlwifi 0000:3a:00.0: Direct firmware load for iwlwifi-7265D-20.ucode failed with error -2 [ +0,000012] iwlwifi 0000:3a:00.0: Direct firmware load for iwlwifi-7265D-19.ucode failed with error -2 [ +0,000006] iwlwifi 0000:3a:00.0: Direct firmware load for iwlwifi-7265D-18.ucode failed with error -2 [ +0,000007] iwlwifi 0000:3a:00.0: Direct firmware load for iwlwifi-7265D-17.ucode failed with error -2 [ +0,000082] iwlwifi 0000:3a:00.0: Unsupported splx structure [ +0,000477] iwlwifi 0000:3a:00.0: loaded firmware version 16.242414.0 op_mode iwlmvm [ +0,004228] iwlwifi 0000:3a:00.0: Detected Intel(R) Dual Band Wireless AC 7265, REV=0x210
to
[ +0,000057] iwlwifi 0000:3a:00.0: enabling device (0000 -> 0002) [ +0,000494] iwlwifi 0000:3a:00.0: Unsupported splx structure [ +0,002919] iwlwifi 0000:3a:00.0: loaded firmware version 20.296667.0 op_mode iwlmvm [ +0,003679] iwlwifi 0000:3a:00.0: Detected Intel(R) Dual Band Wireless AC 7265, REV=0x210
thanks
xps13@late2015x16gbx512g
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This might be useful for anyone who has the Intel 7265(D) chip. Installing Emmanuel Grumbach's fork of linux-firmware.git (https://aur.archlinux.org/packages/linu … t-iwlwifi/) changed this part in dmesg:
Just to warn intel 8260 users, 20th version of firmware looks broken, it is better to stay on the stable firmware branch.
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Cannot use Bluetooth after configure like wiki says. I tried 'testing/linux' still cannot work, which brings me screen blink. So I'm on 'testing/linux-firmware' and 'linux' now.
and I cannot use wifi via network manager, it only works with wifi-menu
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Cannot use Bluetooth after configure like wiki says. I tried 'testing/linux' still cannot work, which brings me screen blink. So I'm on 'testing/linux-firmware' and 'linux' now.
and I cannot use wifi via network manager, it only works with wifi-menu
It will be easier to help if you show system log messages related to bluetooth and wifi
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xxxifan wrote:Cannot use Bluetooth after configure like wiki says. I tried 'testing/linux' still cannot work, which brings me screen blink. So I'm on 'testing/linux-firmware' and 'linux' now.
and I cannot use wifi via network manager, it only works with wifi-menu
It will be easier to help if you show system log messages related to bluetooth and wifi
thx!
here I print the dmesg | grep brcmfmac and Bluetooth(I don't know which keyword actually I should look for : P ).
[ 2.908538] usbcore: registered new interface driver brcmfmac
[ 2.908659] brcmfmac 0000:3a:00.0: enabling device (0000 -> 0002)
[ 3.013183] brcmfmac 0000:3a:00.0: Direct firmware load for brcm/brcmfmac4350-pcie.txt failed with error -2
[ 3.423161] brcmfmac: brcmf_c_preinit_dcmds: Firmware version = wl0: Oct 22 2015 06:16:26 version 7.35.180.119 (r594535) FWID 01-e791c176
[ 3.454036] brcmfmac: brcmf_cfg80211_reg_notifier: not a ISO3166 code
[ 3.464610] brcmfmac 0000:3a:00.0 wlp58s0: renamed from wlan0
[ 3.573811] brcmfmac: brcmf_add_if: ERROR: netdev:wlp58s0 already exists
[ 3.573817] brcmfmac: brcmf_add_if: ignore IF event
[ 3.664254] brcmfmac: brcmf_add_if: ERROR: netdev:wlp58s0 already exists
[ 3.664263] brcmfmac: brcmf_add_if: ignore IF event
dmesg | grep Bluetooth ~
[ 2.832108] Bluetooth: Core ver 2.21
[ 2.832119] Bluetooth: HCI device and connection manager initialized
[ 2.832121] Bluetooth: HCI socket layer initialized
[ 2.832123] Bluetooth: L2CAP socket layer initialized
[ 2.832127] Bluetooth: SCO socket layer initialized
[ 2.837367] Bluetooth: HCI UART driver ver 2.3
[ 2.837370] Bluetooth: HCI UART protocol H4 registered
[ 2.837371] Bluetooth: HCI UART protocol BCSP registered
[ 2.837372] Bluetooth: HCI UART protocol LL registered
[ 2.837373] Bluetooth: HCI UART protocol ATH3K registered
[ 2.837375] Bluetooth: HCI UART protocol Three-wire (H5) registered
[ 2.837402] Bluetooth: HCI UART protocol Intel registered
[ 2.837414] Bluetooth: HCI UART protocol BCM registered
[ 2.837415] Bluetooth: HCI UART protocol QCA registered
[ 3.306528] Bluetooth: hci0: BCM: chip id 110
[ 3.322569] Bluetooth: hci0: Dell DW1820A
[ 3.323552] Bluetooth: hci0: BCM (003.006.007) build 1703
[ 3.718590] Bluetooth: hci0: BCM (003.006.007) build 1703
[ 3.734556] Bluetooth: hci0: Dell DW1820A
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the problem is when I turn on bluetooth, and no device will be found or can found this pc
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here I print the dmesg | grep brcmfmac and Bluetooth(I don't know which keyword actually I should look for : P ).
[ 3.423161] brcmfmac: brcmf_c_preinit_dcmds: Firmware version = wl0: Oct 22 2015 06:16:26 version 7.35.180.119 (r594535) FWID 01-e791c176 [ 3.322569] Bluetooth: hci0: Dell DW1820A [ 3.323552] Bluetooth: hci0: BCM (003.006.007) build 1703 [ 3.718590] Bluetooth: hci0: BCM (003.006.007) build 1703 [ 3.734556] Bluetooth: hci0: Dell DW1820A
firmwares for wifi and bluetooth are found, should work, do you have NetworkManager installed and working? Do you have bluetooth service working? for me it is not related to hardware or wiki configuration, something else is missconfigured in your system.
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firmwares for wifi and bluetooth are found, should work, do you have NetworkManager installed and working? Do you have bluetooth service working? for me it is not related to hardware or wiki configuration, something else is missconfigured in your system.
thanks for reply sir
Yes NetworkManager can work after I enable it, but cannot connect to my Wi-Fi, it keeps remind me to type password which I did.
And...turns out I did not enable bluetooth service! Thanks for the tip, I never used bluetooth on a laptop before!Bluetooth now working
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How can this card (BCM4350) be supported ? I installed the linux-firmware package as montioned in the wiki and I see the brcmfmac4350-pcie.bin but it doesn't work and it still show me the same error :
[ 566.214693] brcmfmac: brcmf_add_if: ERROR netdev:wlp58s0 already exists
[ 566.214927] brcmfmac: brcmf_add_if: ignore IF event
EDIT : Sorry, it worked even that it shows some warnings
Last edited by Hamza5 (2016-03-23 11:33:19)
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Yes NetworkManager can work after I enable it, but cannot connect to my Wi-Fi, it keeps remind me to type password which I did.
Check that you typed the correct password. NetworkManager asks for a password if it can't authenticate, also check the logs with
journalctl -f -u NetworkManager`
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Hi,
I received my XPS this week and the USB-C multi adapter (ethernet, HDMI, VGA..)
I realized that when I boot with the adapter connected to the computer I can see the ethernet card in my system.
If I try to connect the adapter after the system is booted I have no way to see the ethernet adapter even if I restart udev.
Any tips for that?
many thanks
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xxxifan wrote:Yes NetworkManager can work after I enable it, but cannot connect to my Wi-Fi, it keeps remind me to type password which I did.
Check that you typed the correct password. NetworkManager asks for a password if it can't authenticate, also check the logs with
journalctl -f -u NetworkManager`
I enable it again and it just works! I don't know why ! thx anyway
and guys did you face freeze/black screen when reboot or boot? I got this situation a few times. It just hang there and can't do anything except long press power key.
Last edited by xxxifan (2016-03-24 14:28:03)
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and guys did you face freeze/black screen when reboot or boot? I got this situation a few times. It just hang there and can't do anything except long press power key.
Yeah it still happens to me very often, even with a bunch of configuration tweaks. I think enabling a longer grub timeout helps, but it might be a placebo.
We're pretty much stuck with it (and a load of dmesg errors) until Dell gets their act together. The release of the "developer edition" recently is a good sign though.
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and guys did you face freeze/black screen when reboot or boot? I got this situation a few times. It just hang there and can't do anything except long press power key.
Do not remember this situation since switched to 4.5
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xxxifan wrote:and guys did you face freeze/black screen when reboot or boot? I got this situation a few times. It just hang there and can't do anything except long press power key.
Do not remember this situation since switched to 4.5
that is a good news, I'll try 4.5 kernel
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anyone experiencing screen flickering since one of the last updates? (goes completely black for couple of ms then comes back)
w/
Linux HaMF-XPS 4.5.0-1-ARCH #1 SMP PREEMPT Tue Mar 15 09:41:03 CET 2016 x86_64 GNU/Linux
xf86-video-intel 1:2.99.917+587+gc186d4d-1
now i have a /etc/X11/xorg.conf.d/20-intel.conf which contains
Section "Device"
Identifier "Intel Graphics"
Driver "intel"
Option "TearFree" "false"
Option "AccelMethod" "sna"
# Option "AccelMethod" "glamor"
# "DRI" "2" is default
Option "DRI" "2"
BusID "PCI:0:2:0"
EndSection
not helping so far
Hannes
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Have you passed some kernel parameters through your bootloader configuration ?
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anyone experiencing screen flickering since one of the last updates? (goes completely black for couple of ms then comes back)
enable_fbc=1 causes flickering, enable_psr=1 freezes, fixes are expected in 4.7
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Has anybody managed to setup palm detection with this touchpad?
My output for synclient -l, is:
Parameter settings:
LeftEdge = 1583
RightEdge = 5359
TopEdge = 1371
BottomEdge = 4481
FingerLow = 25
FingerHigh = 30
MaxTapTime = 180
MaxTapMove = 250
MaxDoubleTapTime = 100
SingleTapTimeout = 180
ClickTime = 100
EmulateMidButtonTime = 0
EmulateTwoFingerMinZ = 282
EmulateTwoFingerMinW = 7
VertScrollDelta = 113
HorizScrollDelta = 113
VertEdgeScroll = 0
HorizEdgeScroll = 0
CornerCoasting = 0
VertTwoFingerScroll = 1
HorizTwoFingerScroll = 1
MinSpeed = 1
MaxSpeed = 1.75
AccelFactor = 0.0351679
TouchpadOff = 2
LockedDrags = 0
LockedDragTimeout = 5000
RTCornerButton = 0
RBCornerButton = 0
LTCornerButton = 0
LBCornerButton = 0
TapButton1 = 1
TapButton2 = 3
TapButton3 = 2
ClickFinger1 = 1
ClickFinger2 = 3
ClickFinger3 = 2
CircularScrolling = 0
CircScrollDelta = 0.1
CircScrollTrigger = 0
CircularPad = 0
PalmDetect = 1
PalmMinWidth = 8
PalmMinZ = 100
CoastingSpeed = 20
CoastingFriction = 50
PressureMotionMinZ = 30
PressureMotionMaxZ = 160
PressureMotionMinFactor = 1
PressureMotionMaxFactor = 1
GrabEventDevice = 0
TapAndDragGesture = 1
AreaLeftEdge = 0
AreaRightEdge = 0
AreaTopEdge = 0
AreaBottomEdge = 0
HorizHysteresis = 28
VertHysteresis = 28
ClickPad = 1
RightButtonAreaLeft = 3471
RightButtonAreaRight = 0
RightButtonAreaTop = 4083
RightButtonAreaBottom = 0
MiddleButtonAreaLeft = 0
MiddleButtonAreaRight = 0
MiddleButtonAreaTop = 0
MiddleButtonAreaBottom = 0
I still have the mouse jumping about.
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