Re: drm/nouveau: crash regression in 3.5

2012-10-30 Thread Ortwin Glück
On 02.08.2012 18:56, Marcin Slusarz wrote: On Thu, Aug 02, 2012 at 01:26:55PM +0200, Ortwin Glück wrote: I have managed to turn the crash into a WARN_ON, by adding this to the begin of nouveau_software_vblank(): if (!psw) { WARN_ON(1); return

Re: [headache] 3.7.0-rc2 can't handle mutt (with 3.7G mail file) +FF (4 tabs) on a 4G memory+4 core system ?

2012-11-08 Thread Ortwin Glück
To me this looks like an issue with swap. Can you try without swap (swapoff)? Ortwin -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the

Re: [headache] 3.7.0-rc2 can't handle mutt (with 3.7G mail file) +FF (4 tabs) on a 4G memory+4 core system ?

2012-11-08 Thread Ortwin Glück
On 08.11.2012 14:28, Luming Yu wrote: As I just noticed that I couldn't quit from mutt due to tmpfs is full. That's also pointing towards high memory pressure. -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More

Re: [headache] 3.7.0-rc2 can't handle mutt (with 3.7G mail file) +FF (4 tabs) on a 4G memory+4 core system ?

2012-11-08 Thread Ortwin Glück
On 08.11.2012 15:14, Luming Yu wrote: hmmmake sens? maybe we can't use tmp-on-tmpfs feature in f18 but why not having disk to backup tmpfs under memory pressure? It should. tmpfs should use all available RAM+swap. But then I guess you have no swap, and the kernel simply is desperately

Re: drm/nouveau: crash regression in 3.5

2012-07-26 Thread Ortwin Glück
On 25.07.2012 20:42, Marcin Slusarz wrote: Good, below patch should fix this panic. Note that you can hit an oops in drm_handle_vblank because patch from http://lists.freedesktop.org/archives/dri-devel/2012-May/023498.html has not been applied (yet?). After applying your patch, it still

Re: drm/nouveau: crash regression in 3.5

2012-07-30 Thread Ortwin Glück
On 29.07.2012 22:15, Marcin Slusarz wrote: No, the real problem is: with noaccel we don't register software engine, but vblank ISR relies on its existance and happily derefences NULL pointer. Now, this patch should fix it for real... Unfortunately I am still seeing the crash. Without noaccel

Re: drm/nouveau: crash regression in 3.5

2012-07-31 Thread Ortwin Glück
Yes, as far as I can tell. I didn't do anything different this time. The date on the kernel file looks ok. Just did a fresh make make install again, and got the same behaviour. When is that number after the hash sign upped? Marcin Slusarz marcin.slus...@gmail.com wrote: Are you sure you boot

drm/nouveau: Work around a crash during boot if noaccel is set.

2012-08-24 Thread Ortwin Glück
NB: still broken in 3.5 as well. Signed-off-by: Ortwin Glück o...@odi.ch --- diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index b244d99..c7ffa63 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ b/drivers/gpu/drm/nouveau/nv50_display.c

[PATCH] mei: module version

2012-07-10 Thread Ortwin Glück
The LMS daemon expects a /sys/modules/mei/version file with, a four digit version number. see http://software.intel.com/en-us/articles/download-the-latest-intel-amt-open-source-drivers/ Signed-off-by: Ortwin Glück o...@odi.ch --- diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c

Re: [PATCH] mei: module version

2012-07-11 Thread Ortwin Glück
On 07/10/2012 05:28 PM, Alan Cox wrote: On Tue, 10 Jul 2012 12:10:27 +0200 Ortwin Glücko...@odi.ch wrote: The LMS daemon expects a /sys/modules/mei/version file with, a four digit version number. see http://software.intel.com/en-us/articles/download-the-latest-intel-amt-open-source-drivers/

drm/nouveau: crash regression in 3.5

2012-07-23 Thread Ortwin Glück
Hi, My HP Elitebook 8540w now crashes on boot with 3.5. All works fine with 3.4. Bisected to the following commit: 20abd1634a6e2eedb84ca977adea56b8aa06cc3e is the first bad commit commit 20abd1634a6e2eedb84ca977adea56b8aa06cc3e Author: Ben Skeggs bske...@redhat.com Date: Mon Apr 30 11:33:43

Re: drm/nouveau: crash regression in 3.5

2012-07-24 Thread Ortwin Glück
On 24.07.2012 19:00, Marcin Slusarz wrote: Please post the crash log. Sorry, I was not precise: it boots until drm performs modesetting (so it seems). The screen goes black and the machine is dead. So there is nothing I could post here, unfortunately. This is a video of 3.5 booting:

Re: drm/nouveau: crash regression in 3.5

2012-07-25 Thread Ortwin Glück
Does it work if you boot without X and modprobe nouveau manually? If it does, can you disable page flipping in xorg.conf (Option PageFlip 0 in nouveau device section) and recheck with X? It happens long before X, when the nouveau module is loaded. Does it work if you disable acceleration

[PATCH] HID: hid-input: battery quirk for Apple keyboard

2012-11-25 Thread Ortwin Glück
Support battery capacity on another Apple wireless keyboard. NB: most likely all other APPLE_ALU_WIRELESS_* keyboards should be added as well. Signed-off-by: Ortwin Glück o...@odi.ch --- diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 5301006..b2ae097 100644 --- a/drivers

[PATCH] HID: hid-input: battery quirk for Apple keyboard

2012-11-26 Thread Ortwin Glück
Support battery capacity on another Apple wireless keyboard. NB: most likely all other APPLE_ALU_WIRELESS_* keyboards should be added as well. Cc: stable at kernel.org Signed-off-by: Ortwin Glück o...@odi.ch --- diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 5301006

[PATCH] drm/nouveau: fix crash regression

2012-10-01 Thread Ortwin Glück
Work around a crash during boot if noaccel is set. NB: still broken in 3.5 as well, used to work in 3.4. Why are people ignoring this? It's a regression! Signed-off-by: Ortwin Glück o...@odi.ch --- diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c

[BUG] 3.10 regression: hang on suspend

2013-07-15 Thread Ortwin Glück
Hi, My Samsung ultrabook hangs when suspending to RAM since this commit (bisected). Disabling wifi before suspend works around the issue. All works fine with 3.9.y. 12e7f517029dad819c45eca9ca01fdb9ba57616b Author: Stanislaw Gruszka sgrus...@redhat.com Date: Thu Feb 28 10:55:26 2013

Re: [BUG] 3.10 regression: hang on suspend

2013-07-16 Thread Ortwin Glück
On 16.07.2013 08:56, Stanislaw Gruszka wrote: Apparently this commit changed suspend procedure on mac80211, but it's not obvious for me why it hangs :-( Hangs are hard :-) It just sits there with a black screen and a white cursor in the top left corner... What is your user space

Re: [BUG] 3.10 regression: hang on suspend

2013-07-16 Thread Ortwin Glück
Without NetworkManager, no X, on console and with plain jane wpa_supplicant I do echo mem /sys/power state After that, it still responds to keyboard events: I can switch VT and type on the consoles, but I can not login on a different VT (pressing Enter after the username doesn't return). So I

Re: [BUG] 3.10 regression: hang on suspend

2013-07-19 Thread Ortwin Glück
On 19.07.2013 14:08, Stanislaw Gruszka wrote: Does crash happen on any suspend or on second one ? The crash always happens on the first suspend. Thanks for the patch, I will send results tonight. Ortwin -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of

Re: xfrm: is pmtu broken with ESP tunneling?

2014-02-13 Thread Ortwin Glück
On 02/13/2014 01:01 AM, Hannes Frederic Sowa wrote: Could you try either dropwatch or perf script net_dropmonitor and flood the network with the problematic packets. From the traces we could see where the packets get dropped without notification in the kernel. Not much to see, unfortunately.

xfrm: is pmtu broken with ESP tunneling?

2014-02-10 Thread Ortwin Glück
Hi, I am using Openswan to configure an IPSec VPN (using the xfrm/netkey backend). Large HTTP POST requests from the client seem to get stuck, because the outgoing packets are 1530 bytes (before being wrapped into ESP packets). The problem goes away by setting sysctl

Re: xfrm: is pmtu broken with ESP tunneling?

2014-02-11 Thread Ortwin Glück
On 02/11/2014 03:32 AM, Hannes Frederic Sowa wrote: net.ipv4.ip_no_pmtu_disc=1. This setting will shrink the path mtu to min_pmtu when a frag needed icmp is received. The UDP+ESP encapsulation adds 60 bytes to the original packet size. ifconfig wla0 shows an mtu of 1500. The size of the

Re: What commit dropped config PLAT_SPEAR_SINGLE?

2014-02-11 Thread Ortwin Glück
The next commit on that file: 3a768d04639307db Merge branch 'spear/multiplatform' into next/multiplatform easy to see with this: gitk v3.13 arch/arm/Kconfig Cheers, Ortwin -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to

Re: [bisected] drm/radeon: fences regression

2014-03-23 Thread Ortwin Glück
On 03/22/2014 06:01 PM, Christian König wrote: Hi Ortwin, unfortunately the iMacs are notorious problematic and it's likely that something didn't worked before and you never noticed it because the kernel didn't complained. Have you ever tried to use UVD on that system? 3.12 says: [

Re: [BUG] 3.10 regression: hang on suspend

2013-07-22 Thread Ortwin Glück
On 07/22/2013 01:22 PM, Stanislaw Gruszka wrote: We remove interface that we do not add in the driver. I think I found reason of that - I removed below code in bad commit: list_for_each_entry(sdata, local-interfaces, list) { [snip] - switch (sdata-vif.type) { -

Re: CONFIG_X86_PKG_TEMP_THERMAL causes #GP fault on Core i7-740QM breaking boot

2013-07-23 Thread Ortwin Glück
Hi, I think the bug is already fixed in this commit: f3ed0a17f0292300b3caca32d823ecd32554a667 Thermal: x86 package temp thermal crash Thanks, Ortwin -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo

Re: CONFIG_X86_PKG_TEMP_THERMAL causes #GP fault on Core i7-740QM breaking boot

2013-07-23 Thread Ortwin Glück
Mikael Pettersson mi...@it.uu.se I can see that patch in git, it's NOT present in either the linux-3.11-rc2.tar.xz or the patch-3.11-rc2.xz files. Which is strange since the patch was committed 8 days ago, and -rc2 was released 2 days ago. It was merged only after rc2. Only in the tree that

drm/radeon bisected 3.13 regression: GPU lockup

2014-01-21 Thread Ortwin Glück
Hi, I am seeing a GPU lockup since v3.13: [ 55.762710] radeon :01:00.0: GPU lockup CP stall for more than 1msec [ 55.762715] radeon :01:00.0: GPU lockup (waiting for 0x0004 last fence id 0x000 on ring 5) [ 55.762717] [drm:uvd_v1_0_ib_test] *ERROR*

3.12.3: Oops while hitting keyboard

2013-12-12 Thread Ortwin Glück
Hi, My little son triggered the following Oops by hitting the Bluetooth keyboard like a little monkey: Linux gandalf 3.12.3 #2 SMP PREEMPT Wed Dec 4 23:04:27 CET 2013 x86_64 Intel(R) Core(TM) i3 CPU 540 @ 3.07GHz GenuineIntel GNU/Linux Dec 12 18:04:11 gandalf kernel: input: gandalf kbd as

Re: 3.14 regression: huge latency in read/select on tun

2014-04-04 Thread Ortwin Glück
On 03.04.2014 15:50, Eric Dumazet wrote: If bug is in tun.c you have this list of changes you could bisect from : # git log --oneline v3.13..v3.14 drivers/net/tun.c 6671b2240c54 tun: remove bogus hardware vlan acceleration flags from vlan_features 99932d4fc03a netdevice: add queue

Re: 3.14 regression: huge latency in read/select on tun

2014-04-19 Thread Ortwin Glück
On 03.04.2014 15:50, Eric Dumazet wrote: On Thu, 2014-04-03 at 06:19 -0700, Eric Dumazet wrote: It seems TSO support is broken. I finally found time to bisect this: 53d6471cef17262d3ad1c7ce8982a234244f68ec is the first bad commit commit 53d6471cef17262d3ad1c7ce8982a234244f68ec Author: Vlad

Re: 3.14 regression: huge latency in read/select on tun

2014-04-21 Thread Ortwin Glück
On 20.04.2014 18:31, Eric Dumazet wrote: On Sat, 2014-04-19 at 22:13 +0200, Ortwin Glück wrote: On 03.04.2014 15:50, Eric Dumazet wrote: I finally found time to bisect this: commit 53d6471cef17262d3ad1c7ce8982a234244f68ec Author: Vlad Yasevich vyase...@redhat.com Date: Thu Mar 27 17:26

3.14 regression: huge latency in read/select on tun

2014-04-02 Thread Ortwin Glück
Hi, Since 3.14 the openconnect VPN tunnel becomes unusable for me because packets appear on the tun device at a horribly low rate. 3.12 and 3.13 do not exhibt the problem. Here is an strace of openconnect trying to read from its fd 7 - /dev/net/tun 15:07:33.130640 read(7, 0x1e05e58, 1280) =

BUG at mm/memory.c

2014-06-19 Thread Ortwin Glück
Hi, I was hitting a BUG while running a couple of qemu 2.0 on a 3.15.0 kernel. KSM was running. This box uses NUMA with two E5 6-core Xeons. Linux toaster 3.15.0 #1 SMP PREEMPT Thu Jun 12 14:05:12 CEST 2014 x86_64 Intel(R) Xeon(R) CPU E5-2620 v2 @ 2.10GHz GenuineIntel GNU/Linux Jun 17

Re: BUG at mm/memory.c

2014-06-20 Thread Ortwin Glück
On 06/19/2014 06:52 PM, Kirill A. Shutemov wrote: http://marc.info/?l=linux-kernelm=140319579508104w=2 Yes, those symptoms look very familiar. The patch should really go in stable 3.15.y. Thanks. Ortwin -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of

ACPI regression: New Acer workarounds break Samsung NP900X

2014-10-26 Thread Ortwin Glück
Lv, These two patches introduce a regression for Samsung notebooks and they no longer get ACPI interrupts for plugging the power adapter or LID switches. Multiple people have verified that reverting these patches makes the regression go away. Please see new comments in:

3.18-rc2 sudden strike of OOM killer

2014-10-28 Thread Ortwin Glück
This happened right after boot when launching Firefox. There is plenty of RAM, but no swap with vm.overcommit_memory=0: $ free -m total used free sharedbuffers cached Mem: 3569656 2912128 16258 -/+

Re: [BUG] nouveau regression: ext monitor dead after resume

2014-09-19 Thread Ortwin Glück
On 18.09.2014 16:58, Ilia Mirkin wrote: This has been reported a few times already -- probably the same thing as bug https://bugs.freedesktop.org/show_bug.cgi?id=83550 Ah, thanks. I would like to try with that commit reverted, but unfortunately it no longer reverts cleanly, and my attempts

Re: [BUG] nouveau regression: ext monitor dead after resume

2014-09-19 Thread Ortwin Glück
On 19.09.2014 17:58, Ilia Mirkin wrote: git checkout 415f12efc1b2308411b2cbc3e82666b3db8a7758^ Thanks again. I confirm that Bugzilla 83550 is the same issue. I have attached the captured logs there for reference. Ortwin -- To unsubscribe from this list: send the line unsubscribe linux-kernel

Re: [BUG] nouveau regression: ext monitor dead after resume

2014-09-19 Thread Ortwin Glück
On 09/19/2014 07:01 PM, Ilia Mirkin wrote: Thanks! Hopefully you still have those kernels handy, as your logs got cut off. Yeah, I noticed and hoped it wouldn't matter as it is mostly the boot log that's been cut off until syslog came up (it's from /var/log/messages). So suspend/resume cycle

Re: [BUG] nouveau regression: ext monitor dead after resume

2014-09-22 Thread Ortwin Glück
On 19.09.2014 19:01, Ilia Mirkin wrote: Try booting with log_buf_len=100M Done and the slightly lengthy files attached to the Bugzilla entry. Ortwin -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo

[BUG] nouveau regression: ext monitor dead after resume

2014-09-18 Thread Ortwin Glück
Hi, Since 3.16 an external monitor stays dark after resume from sleep. I didn't manage to activate it again with xrand. According to xrandr it is connected and configured with a mode, but I get no signal. Happens since 3.16 and is still broken with 3.17-rc5. Hardware: HP EliteBook 8540w

Re: [BUG] nouveau regression: ext monitor dead after resume

2014-09-18 Thread Ortwin Glück
I have tried and reverted these commits but to no avail. 028791bb7d6 drm/nouveau/kms: restore fbcon after display has been resumed 456b0579fb0 drm/nouveau: use connector events for HPD instead of GPIO watching -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body

[drm] 3.18 regression: backlight dark after resume

2014-11-01 Thread Ortwin Glück
Hi, Since 3.18-rc1 backlight is dark after resume from suspend. This is on a Samsung laptop with i5 IvyBridge 00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09) I have bisected this problem to the following commit:

[PATCH v2 net] x86: bpf_jit: fix two bugs in eBPF JIT compiler

2014-10-12 Thread Ortwin Glück
Fixes: 622582786c9e (net: filter: x86: internal BPF JIT) Hi, I confirm that this fixes my kernel panic when using nmap as root on 3.17. Ortwin -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at

[RESEND] nouveau regression 3.19: unable to load BIOS from ACPI

2015-03-11 Thread Ortwin Glück
Hi Ben, Since 3.19 the NV BIOS can no longer be loaded via ACPI. This breaks my HP laptop. Looking at the recent changes (ad4a3626 split out shadow methods) in the bios shadow code, I think this happens: - nvbios_shadow loops over all possible bios sources - shadow_method - shadow_score -

4.1.5 oops in alloc_skb_with_frags

2015-08-14 Thread Ortwin Glück
Hi, I got a series of (same) Oopses on a fresh 4.1.5 on KDE startup: Aug 14 08:45:38 gandalf kernel: PGD 0 Aug 14 08:45:38 gandalf kernel: Oops: [#1] PREEMPT SMP Aug 14 08:45:38 gandalf kernel: Modules linked in: radeon cfbfillrect cfbimgblt cfbcopyarea fbcon i2c_algo_bit bit blit

Re: Failover root devices

2015-09-17 Thread Ortwin Glück
> I would like to see Linux support multiple root devices You can do that completely in user space from an initramfs. From your init script you can do what you want. You may even parse /proc/cmdline and use the root= parameter as you propose. Then mount whatever root device you want by

Re: EXT4: new warnings from 4.3.0-rc2

2015-09-21 Thread Ortwin Glück
> [2.481399] EXT4-fs (sda2): couldn't mount as ext3 due to feature incompatibilities > [2.482426] EXT4-fs (sda2): couldn't mount as ext2 due to feature incompatibilities As the kernel doesn't know which FS your root is, it tries the whole list of filesystems (init/do_mounts.c

Re: Failover root devices

2015-09-18 Thread Ortwin Glück
If you have physical access then the machine is yours to do with as you please. Thinking of ATMs or voting machines that is a bold statement :-) Thinking of mobile phones it depends on your jurisdiction. Ortwin -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the

Re: Failover root devices

2015-09-18 Thread Ortwin Glück
On 17.09.2015 20:28, Drew DeVault wrote: I don't think this is a strong argument against this feature. The implementation of this feature will be pretty straightfoward - only a small part of the code has to actually change its behavior and it can do without changing the interfaces it already

Re: dst refcount is -1

2017-12-19 Thread Ortwin Glück
On 12/19/2017 07:09 PM, Wei Wang wrote: Would you give more details under what circumstances it happened? Circumstances are unknown as I can't correlate that log line to anything else. If I have to guess, then it has to do with ipsec events. These tunnel tend to go up and down a lot and

dst refcount is -1

2017-12-19 Thread Ortwin Glück
Hi, On 4.14.6 I just got this (on a busy firewall): [Tue Dec 19 11:15:59 2017] dst_release: dst:9bb7aca0d6c0 refcnt:-1 Are you sure the refcounting is now correct? Ortwin

ath9k: insufficient skb len

2017-11-21 Thread Ortwin Glück
Hi, I saw this WARN_ON splat on ath9k in hostap mode. The code triggering the warning says it's a driver bug. Thanks for checking. Ortwin [Tue Nov 21 06:00:36 2017] [ cut here ] [Tue Nov 21 06:00:36 2017] WARNING: CPU: 0 PID: 0 at net/mac80211/rx.c:629

Re: dst refcount is -1

2018-01-03 Thread Ortwin Glück
Possibly this recent patch in master fixes it: d2950278d2 (xfrm: put policies when reusing pcpu xdst entry)

r8169 hang on 4.18

2018-09-24 Thread Ortwin Glück
Hi, Stable kernel has stability problems on r8169 that were not present in 4.17.3: [0.00] Linux version 4.18.8 (kbuild@lofw) (gcc version 7.3.0 (Gentoo 7.3.0-r3 p1.4)) #70 SMP PREEMPT Mon Sep 17 17:56:57 CEST 2018 [0.00] Command line: BOOT_IMAGE=/boot/linux-4.18.8

Re: kernel 4.18.5 Realtek 8111G network adapter stops responding under high system load

2018-09-27 Thread Ortwin Glück
On 25.09.18 23:03, Heiner Kallweit wrote: It seems that all chip versions from 34 (= RTL8168E-VL) with the exception of version 39 (= RTL8106E, first sub-version) need bit TXCFG_AUTO_FIFO. And indeed, due to reordering of calls this bit is overwritten. Following patch moves setting the bit from

[BUG] 3.10 regression: hang on suspend

2013-07-15 Thread Ortwin Glück
Hi, My Samsung ultrabook hangs when suspending to RAM since this commit (bisected). Disabling wifi before suspend works around the issue. All works fine with 3.9.y. 12e7f517029dad819c45eca9ca01fdb9ba57616b Author: Stanislaw Gruszka Date: Thu Feb 28 10:55:26 2013 +0100 mac80211:

Re: [BUG] 3.10 regression: hang on suspend

2013-07-16 Thread Ortwin Glück
On 16.07.2013 08:56, Stanislaw Gruszka wrote: Apparently this commit changed suspend procedure on mac80211, but it's not obvious for me why it hangs :-( Hangs are hard :-) It just sits there with a black screen and a white cursor in the top left corner... What is your user space

Re: [BUG] 3.10 regression: hang on suspend

2013-07-16 Thread Ortwin Glück
Without NetworkManager, no X, on console and with plain jane wpa_supplicant I do echo mem > /sys/power state After that, it still responds to keyboard events: I can switch VT and type on the consoles, but I can not login on a different VT (pressing Enter after the username doesn't return). So

3.12.3: Oops while hitting keyboard

2013-12-12 Thread Ortwin Glück
Hi, My little son triggered the following Oops by hitting the Bluetooth keyboard like a little monkey: Linux gandalf 3.12.3 #2 SMP PREEMPT Wed Dec 4 23:04:27 CET 2013 x86_64 Intel(R) Core(TM) i3 CPU 540 @ 3.07GHz GenuineIntel GNU/Linux Dec 12 18:04:11 gandalf kernel: input: gandalf kbd as

Re: xfrm: is pmtu broken with ESP tunneling?

2014-02-11 Thread Ortwin Glück
On 02/11/2014 03:32 AM, Hannes Frederic Sowa wrote: net.ipv4.ip_no_pmtu_disc=1. This setting will shrink the path mtu to min_pmtu when a frag needed icmp is received. The UDP+ESP encapsulation adds 60 bytes to the original packet size. ifconfig wla0 shows an mtu of 1500. The size of the

Re: What commit dropped config PLAT_SPEAR_SINGLE?

2014-02-11 Thread Ortwin Glück
The next commit on that file: 3a768d04639307db Merge branch 'spear/multiplatform' into next/multiplatform easy to see with this: gitk v3.13 arch/arm/Kconfig Cheers, Ortwin -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to

Re: xfrm: is pmtu broken with ESP tunneling?

2014-02-13 Thread Ortwin Glück
On 02/13/2014 01:01 AM, Hannes Frederic Sowa wrote: Could you try either dropwatch or perf script net_dropmonitor and flood the network with the problematic packets. From the traces we could see where the packets get dropped without notification in the kernel. Not much to see, unfortunately.

xfrm: is pmtu broken with ESP tunneling?

2014-02-10 Thread Ortwin Glück
Hi, I am using Openswan to configure an IPSec VPN (using the xfrm/netkey backend). Large HTTP POST requests from the client seem to get stuck, because the outgoing packets are 1530 bytes (before being wrapped into ESP packets). The problem goes away by setting sysctl

Re: [BUG] 3.10 regression: hang on suspend

2013-07-19 Thread Ortwin Glück
On 19.07.2013 14:08, Stanislaw Gruszka wrote: Does crash happen on any suspend or on second one ? The crash always happens on the first suspend. Thanks for the patch, I will send results tonight. Ortwin -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body

Re: [BUG] 3.10 regression: hang on suspend

2013-07-22 Thread Ortwin Glück
On 07/22/2013 01:22 PM, Stanislaw Gruszka wrote: We remove interface that we do not add in the driver. I think I found reason of that - I removed below code in bad commit: list_for_each_entry(sdata, >interfaces, list) { [snip] - switch (sdata->vif.type) { -

Re: CONFIG_X86_PKG_TEMP_THERMAL causes #GP fault on Core i7-740QM breaking boot

2013-07-23 Thread Ortwin Glück
Hi, I think the bug is already fixed in this commit: f3ed0a17f0292300b3caca32d823ecd32554a667 Thermal: x86 package temp thermal crash Thanks, Ortwin -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More

Re: CONFIG_X86_PKG_TEMP_THERMAL causes #GP fault on Core i7-740QM breaking boot

2013-07-23 Thread Ortwin Glück
Mikael Pettersson >I can see that patch in git, it's NOT present in >either >the linux-3.11-rc2.tar.xz or the patch-3.11-rc2.xz files. Which is >strange >since the patch was committed 8 days ago, and -rc2 was released 2 days >ago. It was merged only after rc2. Only in the tree that it was

drm/radeon bisected 3.13 regression: GPU lockup

2014-01-21 Thread Ortwin Glück
Hi, I am seeing a GPU lockup since v3.13: [ 55.762710] radeon :01:00.0: GPU lockup CP stall for more than 1msec [ 55.762715] radeon :01:00.0: GPU lockup (waiting for 0x0004 last fence id 0x000 on ring 5) [ 55.762717] [drm:uvd_v1_0_ib_test] *ERROR*

3.14 regression: huge latency in read/select on tun

2014-04-02 Thread Ortwin Glück
Hi, Since 3.14 the openconnect VPN tunnel becomes unusable for me because packets appear on the tun device at a horribly low rate. 3.12 and 3.13 do not exhibt the problem. Here is an strace of openconnect trying to read from its fd 7 -> /dev/net/tun 15:07:33.130640 read(7, 0x1e05e58, 1280) =

Re: 3.14 regression: huge latency in read/select on tun

2014-04-04 Thread Ortwin Glück
On 03.04.2014 15:50, Eric Dumazet wrote: > If bug is in tun.c you have this list of changes you could bisect > from : > > # git log --oneline v3.13..v3.14 drivers/net/tun.c > 6671b2240c54 tun: remove bogus hardware vlan acceleration flags from > vlan_features > 99932d4fc03a netdevice: add

Re: [bisected] drm/radeon: fences regression

2014-03-23 Thread Ortwin Glück
On 03/22/2014 06:01 PM, Christian König wrote: Hi Ortwin, unfortunately the iMacs are notorious problematic and it's likely that something didn't worked before and you never noticed it because the kernel didn't complained. Have you ever tried to use UVD on that system? 3.12 says: [

Re: 3.14 regression: huge latency in read/select on tun

2014-04-19 Thread Ortwin Glück
On 03.04.2014 15:50, Eric Dumazet wrote: > On Thu, 2014-04-03 at 06:19 -0700, Eric Dumazet wrote: > >> It seems TSO support is broken. I finally found time to bisect this: 53d6471cef17262d3ad1c7ce8982a234244f68ec is the first bad commit commit 53d6471cef17262d3ad1c7ce8982a234244f68ec Author:

Re: 3.14 regression: huge latency in read/select on tun

2014-04-21 Thread Ortwin Glück
On 20.04.2014 18:31, Eric Dumazet wrote:> On Sat, 2014-04-19 at 22:13 +0200, Ortwin Glück wrote: >> On 03.04.2014 15:50, Eric Dumazet wrote: >> >> I finally found time to bisect this: >> >> commit 53d6471cef17262d3ad1c7ce8982a234244f68ec >> Author: Vlad Y

BUG at mm/memory.c

2014-06-19 Thread Ortwin Glück
Hi, I was hitting a BUG while running a couple of qemu 2.0 on a 3.15.0 kernel. KSM was running. This box uses NUMA with two E5 6-core Xeons. Linux toaster 3.15.0 #1 SMP PREEMPT Thu Jun 12 14:05:12 CEST 2014 x86_64 Intel(R) Xeon(R) CPU E5-2620 v2 @ 2.10GHz GenuineIntel GNU/Linux Jun 17

Re: BUG at mm/memory.c

2014-06-20 Thread Ortwin Glück
On 06/19/2014 06:52 PM, Kirill A. Shutemov wrote: http://marc.info/?l=linux-kernel=140319579508104=2 Yes, those symptoms look very familiar. The patch should really go in stable 3.15.y. Thanks. Ortwin -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of

dst refcount is -1

2017-12-19 Thread Ortwin Glück
Hi, On 4.14.6 I just got this (on a busy firewall): [Tue Dec 19 11:15:59 2017] dst_release: dst:9bb7aca0d6c0 refcnt:-1 Are you sure the refcounting is now correct? Ortwin

Re: dst refcount is -1

2017-12-19 Thread Ortwin Glück
On 12/19/2017 07:09 PM, Wei Wang wrote: Would you give more details under what circumstances it happened? Circumstances are unknown as I can't correlate that log line to anything else. If I have to guess, then it has to do with ipsec events. These tunnel tend to go up and down a lot and

Re: dst refcount is -1

2018-01-03 Thread Ortwin Glück
Possibly this recent patch in master fixes it: d2950278d2 (xfrm: put policies when reusing pcpu xdst entry)

ath9k: insufficient skb len

2017-11-21 Thread Ortwin Glück
Hi, I saw this WARN_ON splat on ath9k in hostap mode. The code triggering the warning says it's a driver bug. Thanks for checking. Ortwin [Tue Nov 21 06:00:36 2017] [ cut here ] [Tue Nov 21 06:00:36 2017] WARNING: CPU: 0 PID: 0 at net/mac80211/rx.c:629

Re: drm/nouveau: crash regression in 3.5

2012-10-30 Thread Ortwin Glück
On 02.08.2012 18:56, Marcin Slusarz wrote: On Thu, Aug 02, 2012 at 01:26:55PM +0200, Ortwin Glück wrote: I have managed to turn the crash into a WARN_ON, by adding this to the begin of nouveau_software_vblank(): if (!psw) { WARN_ON(1); return

[PATCH] mei: module version

2012-07-10 Thread Ortwin Glück
The LMS daemon expects a /sys/modules/mei/version file with, a four digit version number. see http://software.intel.com/en-us/articles/download-the-latest-intel-amt-open-source-drivers/ Signed-off-by: Ortwin Glück --- diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c index

Re: [PATCH] mei: module version

2012-07-11 Thread Ortwin Glück
On 07/10/2012 05:28 PM, Alan Cox wrote: On Tue, 10 Jul 2012 12:10:27 +0200 Ortwin Glück wrote: The LMS daemon expects a /sys/modules/mei/version file with, a four digit version number. see http://software.intel.com/en-us/articles/download-the-latest-intel-amt-open-source-drivers/ Just get

drm/nouveau: crash regression in 3.5

2012-07-23 Thread Ortwin Glück
Hi, My HP Elitebook 8540w now crashes on boot with 3.5. All works fine with 3.4. Bisected to the following commit: 20abd1634a6e2eedb84ca977adea56b8aa06cc3e is the first bad commit commit 20abd1634a6e2eedb84ca977adea56b8aa06cc3e Author: Ben Skeggs Date: Mon Apr 30 11:33:43 2012 -0500

[PATCH] HID: hid-input: battery quirk for Apple keyboard

2012-11-25 Thread Ortwin Glück
Support battery capacity on another Apple wireless keyboard. NB: most likely all other APPLE_ALU_WIRELESS_* keyboards should be added as well. Signed-off-by: Ortwin Glück --- diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 5301006..b2ae097 100644 --- a/drivers/hid/hid

[PATCH] HID: hid-input: battery quirk for Apple keyboard

2012-11-26 Thread Ortwin Glück
Support battery capacity on another Apple wireless keyboard. NB: most likely all other APPLE_ALU_WIRELESS_* keyboards should be added as well. Cc: stable kernel.org Signed-off-by: Ortwin Glück --- diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 5301006..b2ae097 100644

Re: [headache] 3.7.0-rc2 can't handle mutt (with 3.7G mail file) +FF (4 tabs) on a 4G memory+4 core system ?

2012-11-08 Thread Ortwin Glück
To me this looks like an issue with swap. Can you try without swap (swapoff)? Ortwin -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read

Re: [headache] 3.7.0-rc2 can't handle mutt (with 3.7G mail file) +FF (4 tabs) on a 4G memory+4 core system ?

2012-11-08 Thread Ortwin Glück
On 08.11.2012 14:28, Luming Yu wrote: As I just noticed that I couldn't quit from mutt due to tmpfs is full. That's also pointing towards high memory pressure. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org

Re: [headache] 3.7.0-rc2 can't handle mutt (with 3.7G mail file) +FF (4 tabs) on a 4G memory+4 core system ?

2012-11-08 Thread Ortwin Glück
On 08.11.2012 15:14, Luming Yu wrote: hmmmake sens? maybe we can't use tmp-on-tmpfs feature in f18 but why not having disk to backup tmpfs under memory pressure? It should. tmpfs should use all available RAM+swap. But then I guess you have no swap, and the kernel simply is desperately

drm/nouveau: Work around a crash during boot if noaccel is set.

2012-08-24 Thread Ortwin Glück
NB: still broken in 3.5 as well. Signed-off-by: Ortwin Glück --- diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index b244d99..c7ffa63 100644 --- a/drivers/gpu/drm/nouveau/nv50_display.c +++ b/drivers/gpu/drm/nouveau/nv50_display.c @@ -650,6

Re: drm/nouveau: crash regression in 3.5

2012-07-24 Thread Ortwin Glück
On 24.07.2012 19:00, Marcin Slusarz wrote: Please post the crash log. Sorry, I was not precise: it boots until drm performs modesetting (so it seems). The screen goes black and the machine is dead. So there is nothing I could post here, unfortunately. This is a video of 3.5 booting:

Re: drm/nouveau: crash regression in 3.5

2012-07-25 Thread Ortwin Glück
Does it work if you boot without X and modprobe nouveau manually? If it does, can you disable page flipping in xorg.conf (Option "PageFlip" "0" in nouveau device section) and recheck with X? It happens long before X, when the nouveau module is loaded. Does it work if you disable acceleration

Re: drm/nouveau: crash regression in 3.5

2012-07-26 Thread Ortwin Glück
On 25.07.2012 20:42, Marcin Slusarz wrote: Good, below patch should fix this panic. Note that you can hit an oops in drm_handle_vblank because patch from http://lists.freedesktop.org/archives/dri-devel/2012-May/023498.html has not been applied (yet?). After applying your patch, it still

Re: drm/nouveau: crash regression in 3.5

2012-07-30 Thread Ortwin Glück
On 29.07.2012 22:15, Marcin Slusarz wrote: No, the real problem is: with "noaccel" we don't register "software engine", but vblank ISR relies on its existance and happily derefences NULL pointer. Now, this patch should fix it for real... Unfortunately I am still seeing the crash. Without

Re: drm/nouveau: crash regression in 3.5

2012-07-31 Thread Ortwin Glück
Yes, as far as I can tell. I didn't do anything different this time. The date on the kernel file looks ok. Just did a fresh make && make install again, and got the same behaviour. When is that number after the hash sign upped? Marcin Slusarz wrote: >Are you sure you boot the correct kernel?

[PATCH] drm/nouveau: fix crash regression

2012-10-01 Thread Ortwin Glück
Work around a crash during boot if noaccel is set. NB: still broken in 3.5 as well, used to work in 3.4. Why are people ignoring this? It's a regression! Signed-off-by: Ortwin Glück --- diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c index

r8169 hang on 4.18

2018-09-24 Thread Ortwin Glück
Hi, Stable kernel has stability problems on r8169 that were not present in 4.17.3: [0.00] Linux version 4.18.8 (kbuild@lofw) (gcc version 7.3.0 (Gentoo 7.3.0-r3 p1.4)) #70 SMP PREEMPT Mon Sep 17 17:56:57 CEST 2018 [0.00] Command line: BOOT_IMAGE=/boot/linux-4.18.8

Re: kernel 4.18.5 Realtek 8111G network adapter stops responding under high system load

2018-09-27 Thread Ortwin Glück
On 25.09.18 23:03, Heiner Kallweit wrote: It seems that all chip versions from 34 (= RTL8168E-VL) with the exception of version 39 (= RTL8106E, first sub-version) need bit TXCFG_AUTO_FIFO. And indeed, due to reordering of calls this bit is overwritten. Following patch moves setting the bit from

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