On Tue, 20 Mar 2018 18:39:47 +0200, Liran Alon said:
> What is your opinion in regards if it's OK to put the flag enabling this
> "fix" in /proc/sys/net/core? Do you think it's sufficient?
Umm.. *which* /proc/sys/net/core? These could differ for things that
are in different namespaces. Or are
On Tue, 20 Mar 2018 16:48:42 +0100, Florian Westphal said:
> valdis.kletni...@vt.edu wrote:
> > (Resending because I haven't heard anything)
> [ ip6tables broken ]
>
> Sorry, did not see this email before.
>
> I'll investigate asap, thanks for the detailed report.
No
(Resending because I haven't heard anything)
Am hitting an issue with this commit:
commit 0d7df906a0e78079a02108b06d32c3ef2238ad25
Author: Florian Westphal
Date: Tue Feb 27 19:42:37 2018 +0100
netfilter: x_tables: ensure last rule in base chain matches underflow/policy
Seen in the dmesg:
[0.00]
[0.00] UBSAN: Undefined behaviour in lib/radix-tree.c:123:14
[0.00] member access within null pointer of type 'const struct
radix_tree_node'
[0.00] CPU: 0
Am hitting an issue with this commit:
commit 0d7df906a0e78079a02108b06d32c3ef2238ad25
Author: Florian Westphal
Date: Tue Feb 27 19:42:37 2018 +0100
netfilter: x_tables: ensure last rule in base chain matches underflow/policy
This trips on my system:
[ 64.402790]
I've hit this 6 times now, across 3 boots:
Nov 3 11:04:54 turing-police kernel: [ 547.814748] BUG: sleeping function
called from invalid context at mm/slab.h:422
Nov 3 20:24:11 turing-police kernel: [ 60.093793] BUG: sleeping function
called from invalid context at mm/slab.h:422
Nov 4
On Sun, 31 Jul 2016 21:42:22 -0700, Alexei Starovoitov said:
> and at least 2 other such patches for other files...
> Is there a single warning where -Woverride-init was useful?
> May be worth disabling this warning for the whole build?
There's a few other cases that *aren't* the "define the
re.c:476:33: note: (near initialization for 'jumptable[12]')
Since they come from the way we intentionally build the table, silence
that one specific warning.
Signed-off-by: Valdis Kletnieks <valdis.kletni...@vt.edu>
Version 2: Add bpf: subsystem tag to subject line
diff --git a/kernel/bpf/
re.c:476:33: note: (near initialization for 'jumptable[12]')
Since they come from the way we intentionally build the table, silence
that one specific warning.
Signed-off-by: Valdis Kletnieks <valdis.kletni...@vt.edu>
diff --git a/kernel/bpf/Makefile b/kernel/bpf/Makefile
index ee
On Thu, 28 Jul 2016 09:45:12 +0200, Thomas Gleixner said:
> On Tue, 26 Jul 2016, nick wrote:
> > diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c
> > b/drivers/net/ethernet/intel/e1000/e1000_main.c
> > index f42129d..e1830af 100644
> > --- a/drivers/net/ethernet/intel/e1000/e1000_main.c
On Mon, 11 Jul 2016 16:43:50 +0200, Bjørn Mork said:
> Link: https://bugzilla.kernel.org/show_bug.cgi?id=121131
> Fixes: cc9da6cc4f56 ("ipv6: addrconf: use stable address generator for ARPHRD
_NONE")
> Reported-by: Valdis Kletnieks <valdis.kletni...@vt.edu>
> Rep
On Mon, 11 Jul 2016 16:43:50 +0200, Bjørn Mork said:
> And finally, Valdis and Jonas: could you please test this version too? It
> works for me in my simulated setup, but I don't have the Juniper client
> so I cannot verify that it actually solves the problem.
The v1 patch worked. I'll be able
Seeing this in next-20160606 (next-20160530 is fine), does it ring
any bells before I spend a long evening doing a bisect? The Google
doesn't seem to have seen this traceback in the past week
[ 226.938222]
[
On Sun, 24 Apr 2016 14:00:17 -0700, Eric Dumazet said:
> On Sun, 2016-04-24 at 15:56 -0400, valdis.kletni...@vt.edu wrote:
> > On Sun, 24 Apr 2016 12:46:42 -0700, Eric Dumazet said:
> >
> > > >>> + return !debug_locks ||
> > > >>> +lockdep_is_held(>sk_lock) ||
> >
> > > Issue here
On Sun, 24 Apr 2016 12:46:42 -0700, Eric Dumazet said:
> >>> + return !debug_locks ||
> >>> +lockdep_is_held(>sk_lock) ||
> Issue here is that once lockdep detected a problem (not necessarily in
> net/ tree btw), your helper always 'detect' a problem, since lockdep
> automatically
On Thu, 21 Apr 2016 09:42:12 +0200, Hannes Frederic Sowa said:
> Hi,
>
> On Thu, Apr 21, 2016, at 02:30, Valdis Kletnieks wrote:
> > linux-next 20160420 is whining at an incredible rate - in 20 minutes of
> > uptime, I piled up some 41,000 hits from all over the place (c
I'll say up front - no, I do *not* have a clue why this commit causes this
problem - it makes exactly zero fsking sense.
Scenario: $WORK is blessed with a Juniper VPN system. I've been
seeing for a while now (since Dec-ish) an issue where at startup,
the tun0 device will get wedged. ifconfig
linux-next 20160420 is whining at an incredible rate - in 20 minutes of
uptime, I piled up some 41,000 hits from all over the place (cleaned up
to skip the CPU and PID so the list isn't quite so long):
% grep include/net/sock.h /var/log/messages | cut -f5- -d: | sed -e 's/PID:
[0-9]* /PID:
On Tue, 08 Dec 2015 12:34:09 +0100, Florian Westphal said:
> Valdis Kletnieks <valdis.kletni...@vt.edu> wrote:
>
> [ CC Pablo ]
>
> > Seen this in 2 boots out of two on next-20151207 when IPV6 networking
> > was available. It was stable when no net was available.
Seen this in 2 boots out of two on next-20151207 when IPV6 networking
was available. It was stable when no net was available. Also, next-20161127 is
OK.
Haven't bisected it yet - this ring any bells?
[ 92.231022] BUG: unable to handle kernel NULL pointer dereference at
(null)
[
Hate to bother everybody, but we're at -rc7..
Commit 83129b37ef is still in Linus's tree. This one causes a crash
on my Dell Latitude after 4 hours uptime.
commit 83129b37ef35bb6a7f01c060129736a8db5d31c4
Author: Yanir Lubetkin yanirx.lubet...@intel.com
Date: Tue Jun 2 17:05:45 2015 +0300
next-20150714 w/ one ethernet commit reverted. -0706 w/ same revert works.
ip addr show for the wireless says:
5: wlp3s0b1: BROADCAST,MULTICAST,UP,LOWER_UP mtu 1500 qdisc fq_codel state UP
group default qlen 1000
link/ether bc:85:56:1f:4f:6d brd ff:ff:ff:ff:ff:ff
inet 172.30.42.75/27
On Thu, 02 Jul 2015 10:56:01 +0200, Matteo Croce said:
Add option to disable any reply not related to a listening socket,
like RST/ACK for TCP and ICMP Port-Unreachable for UDP.
Also disables ICMP replies to echo request and timestamp.
The stealth mode can be enabled selectively for a single
(follow up to a report from last week - bisecting took a while as I could
only do 1 or 2 tests an evening)
My Dell Latitude E6530 crashes with a specific kernel lockup almost
exactly 4 hours after boot if there isn't a cable connected to the
Ethernet port:
[14508.846327] Kernel panic - not
On Thu, 11 Jun 2015 22:57:48 -0400, Valdis Kletnieks said:
0) next-20150603 works, so the problem landed in linux-next in the last week.
1) All 3 times happened while I was at home, using wireless, so
the interface didn't have link and was ifconfig'ed down.
All 3 crashes happened at almost
I'm seeing repeated hard lockups on my Dell Latitude E6530.
Helpful info:
0) next-20150603 works, so the problem landed in linux-next in the last week.
1) All 3 times happened while I was at home, using wireless, so
the interface didn't have link and was ifconfig'ed down.
2) Remarkably similar
On Mon, 18 Feb 2008 16:12:38 +0800, Zhang, Yanmin said:
I also think __refcnt is the key. I did a new testing by adding 2 unsigned
long
pading before lastuse, so the 3 members are moved to next cache line. The
performance is
recovered.
How about below patch? Almost all performance is
On Sun, 13 Jan 2008 02:35:33 EST, [EMAIL PROTECTED] said:
I'm seeing problems with Sendmail on 24-rc6-mm1, where the main Sendmail is
listening on ::1/25, and Fetchmail connects to 127.0.0.1:25 to inject mail it
has just fetched from an outside server via IMAP - it will often just hang and
On Mon, 14 Jan 2008 11:36:40 EST, Paul Moore said:
Are you still only seeing these problems on loopback? I can't help but
wonder
if this is the skb_clone() problem where it wasn't copying skb-iif causing
SELinux to silently drop the packets.
Yes, I've only spotted it on loopback. The
On Mon, 14 Jan 2008 13:05:48 EST, [EMAIL PROTECTED] said:
I'm pulling git://git.infradead.org/users/pcmoore/lblnet-2.6_testing at the
moment, and seeing if there's already a fix in there for this.
Apparently the only new commit in there since the tree that was in
24-rc6-mm1 is
On Mon, 14 Jan 2008 13:22:10 EST, [EMAIL PROTECTED] said:
Apparently the only new commit in there since the tree that was in
24-rc6-mm1 is 5d95575903fd3865b884952bd93c339d48725c33 adding some warning
printk's. Would it be more productive to test against the full tree, or
leaving out the one
On Mon, 14 Jan 2008 14:07:46 EST, Paul Moore said:
There have been quite a few changes in lblnet-2.6_testing since
2.6.24-rc6-mm1
so I would recommend taking the whole tree. I'm also not quite sure if
Weird. I did a 'git clone
git://git.infradead.org/users/pcmoore/lblnet-2.6_testing'
into
On Mon, 14 Jan 2008 14:07:46 EST, Paul Moore said:
http://git.infradead.org/?p=users/pcmoore/lblnet-2.6_testing;a=commitdiff;h=02f1c89d6e36507476f78108a3dcc78538be460b
Initial testing indicates that 2.6.24-rc6-mm1 plus this one commit is
behaving itself correctly - my Tcl test case that
I'm seeing problems with Sendmail on 24-rc6-mm1, where the main Sendmail is
listening on ::1/25, and Fetchmail connects to 127.0.0.1:25 to inject mail it
has just fetched from an outside server via IMAP - it will often just hang and
not make any further progress. Looking at netstat shows something
On Thu, 13 Dec 2007 02:40:50 PST, Andrew Morton said:
ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.24-rc5/2.6.24-rc5-mm1/
git-net.patch (I'm guessing one of Daniel's commits, but not sure which one)
causes some complaints:
LD vmlinux.o
MODPOST vmlinux.o
WARNING:
On Sun, 02 Dec 2007 13:51:04 GMT, Alan Cox said:
On Sat, 1 Dec 2007 16:30:35 -0800
I spoke too soon earlier, ndiswrapper builds and loads against current
2.6.24-rc3. Vmware and proprietary VPN software probably do not. Once again
I don't
give a damn, but the enterprise distro vendors
Scenario - Dell Latitude D820 laptop, tg3 driver says this at boot:
eth0: Tigon3 [partno(BCM5752KFBG) rev 6002 PHY(5752)] (PCI Express)
10/100/1000Base-T Ethernet 00:15:c5:c8:33:4e
eth0: RXcsums[1] LinkChgREG[0] MIirq[0] ASF[0] WireSpeed[1] TSOcap[1]
eth0: dma_rwctrl[7618] dma_mask[64-bit]
On Tue, 27 Nov 2007 08:04:28 PST, Michael Chan said:
[EMAIL PROTECTED] wrote:
(a) the Dell factory default is WOL disabled and (b)
if it wasn't
the default, I'd have *set* it to disabled, and (c) I even
went back and
rebooted and checked the BIOS setting - disabled. Nonetheless:
#
On Tue, 27 Nov 2007 15:12:42 +0100, Andi Kleen said:
OK, short of making IPv4 a module (which would be a worthy task :)
At some point there were patches, it is probably not very difficult.
But DaveM resisted at some point because he didn't want people
to replace the network stack (although
On Tue, 27 Nov 2007 13:34:57 PST, Michael Chan said:
Ideally, the BIOS should modify the NVRAM's setting when it is changed.
We will talk to Dell to get their opinion on this as this is very
confusing to the user.
That would certainly explain what I'm seeing, and I can certainly wait
if the
On Tue, 27 Nov 2007 22:09:42 +0100, Adrian Bunk said:
Are there common reasons why these drivers are not upstream?
Well, on my laptop, I'm currently dragging along 3 out-of-tree kernel modules.
2 are well-known binary blobs so it's between me and the vendor, as usual.
The third is a USB webcam
On Sun, 21 Oct 2007 07:31:58 +0300, Al Boldi said:
Well, for example to stop any transient packets being forwarded. You could
probably hack around this using mark's, but you can't stop the implied
route lookup, unless you stop it in prerouting.
Basically, you have one big unintended
On Sat, 20 Oct 2007 06:40:02 +0300, Al Boldi said:
Sure, the idea was to mark the filter table obsolete as to make people start
using the mangle table to do their filtering for new setups. The filter
table would then still be available for legacy/special setups. But this
would only be
On Fri, 21 Sep 2007 19:05:23 BST, Denys Vlasenko said:
I plan to use gzip compression on following drivers' firmware,
if patches will be accepted:
textdata bss dec hex filename
17653 109968 240 127861 1f375 drivers/net/acenic.o
6628 120448 4 127080
On Fri, 21 Sep 2007 20:18:06 BST, Denys Vlasenko said:
On Friday 21 September 2007 19:36, [EMAIL PROTECTED] wrote:
Should this be redone to use the existing firmware loading framework to
load the firmware instead?
Not in every case.
For example, bnx2 maintainer says that driver and
On Wed, 19 Sep 2007 11:38:57 PDT, Rick Jones said:
One has to set their way-back machine pretty far back to find the *BSD
bits which used 0.0.0.0 as the all nets, all subnets (to mis-use a
term) broadcast IPv4 address when sending. Perhaps as far back as the
time before HP-UX 7 or SunOS4.
On Tue, 11 Sep 2007 19:03:14 CDT, Joy Latten said:
This patch modifies the current ipsec audit layer
by breaking it up into purpose driven audit calls.
So far, the only audit calls made are when add/delete
an SA/policy.
What other audit calls do you envision adding in the future?
On Sun, 02 Sep 2007 03:55:37 +0200, Adrian Bunk said:
Jiri's patch would have wrongly not only removed the BSD statement from
dual licenced files but also from not dual licenced files.
This was a mistake in this patch (that was never merged into the tree)
neither Jiri nor Alan noticed.
On Sun, 02 Sep 2007 01:09:18 EDT, Constantine A. Murenin said:
The idea here is that no patching was needed in the first place --
most of the files are/were BSD-licensed, because they were forked from
OpenBSD.
Oh, silly me. For some reason, I had it in my head that Jiri's original
patch
On Tue, 28 Aug 2007 18:11:55 BST, Christoph Hellwig said:
On Tue, Aug 28, 2007 at 12:00:50PM -0400, Jiri Slaby wrote:
ath5k, license is GPLv2
The files are available only under GPLv2 since now.
Is this really a good idea? Most of the reverse-engineering was
done by the OpenBSD folks,
On Tue, 21 Aug 2007 09:16:43 PDT, Paul E. McKenney said:
I agree that instant gratification is hard to come by when synching
up compiler and kernel versions. Nonetheless, it should be possible
to create APIs that are are conditioned on the compiler version.
We've tried that, sort of. See
On Sat, 11 Aug 2007 02:38:40 +0200, Segher Boessenkool said:
That means GCC cannot compile Linux; it already optimises
some accesses to scalars to smaller accesses when it knows
it is allowed to. Not often though, since it hardly ever
helps in the cost model it employs.
Please give an
On Thu, 12 Jul 2007 19:00:59 PDT, Mike Anderson said:
No, all admin tools and interfaces function as they do today. The
dm-netlink patch series only contains 9 deletions (actual just one true
deletion of existing kernel code the others are due to break up of the
patch into compilable chunks).
On Sat, 14 Jul 2007 06:09:54 +0200, Adrian Bunk said:
This patch contains the following cleanups:
- note in the prompt if an option depends on EXPERIMENTAL
Who decided whether a particular option is 'experimental' or not?
Lawrence S. Brakmo and Larry L. Peterson. TCP Vegas: end to end
On Wed, 30 May 2007 23:58:23 PDT, Andrew Morton said:
ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.22-rc3/2.6.22-rc3-mm1/
Under 22-rc2-mm1, if my VPN connection got reset, ppp0 just quietly went away.
Under 22-rc3-mm1, it seems to end up wedged and waiting for references to
On Thu, 08 Mar 2007 22:48:29 GMT, David Howells said:
diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index 779aa78..ce092fe 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -40,7 +40,10 @@
#define CRYPTO_ALG_LARVAL0x0010
#define
On Wed, 20 Dec 2006 22:06:51 EST, Dan Williams said:
It's also complicated because some switches are supposed to rfkill both
an 802.11 module _and_ a bluetooth module at the same time, or I guess
some laptops may even have one rfkill switch for each wireless device.
On my Dell D820, it's
On Mon, 16 Oct 2006 07:26:37 +1000, Benjamin Herrenschmidt said:
Somebody patented FIFO thresholds ? Gack ?
The US PTO is fundamentally busticated.
http://www.engadget.com/2006/10/14/cisco-patents-the-triple-play/
Cisco got a patent on the concept of delivering voice, internet, and
cable TV
On Mon, 02 Oct 2006 10:52:45 PDT, Jean Tourrilhes said:
On Fri, Sep 29, 2006 at 06:20:08PM -0700, Andrew Morton wrote:
On Fri, 29 Sep 2006 20:01:54 -0400
% grep ioctl /tmp/foo2 | sort -u | more
ioctl(13, SIOCGIWESSID, 0xbfbcdb9c) = 0
ioctl(13, SIOCGIWRANGE, 0xbfbcdbdc) = 0
On Fri, 29 Sep 2006 23:31:07 EDT, [EMAIL PROTECTED] said:
Fair enough, I'm going to try reverting the 2 commits and see if things
behave better.
OK, it's definitely something in those 2 commits - I reverted them and the
resulting 2.6.18-mm2 kernel has been up and stable for 4 hours, even with
On Fri, 29 Sep 2006 12:45:58 PDT, Andrew Morton said:
(Adding a bunch of people to the cc: list now that I have a clue what is
going on)
I'd expect it's the same bug - slab data structures have gone bad.
*bing*! We have a winner. A quick check showed the kernel wasn't built with
slab
On Fri, 29 Sep 2006 18:40:43 PDT, Jean Tourrilhes said:
On Fri, Sep 29, 2006 at 06:20:08PM -0700, Andrew Morton wrote:
On Fri, 29 Sep 2006 20:01:54 -0400
A quick strace of gkrellm finds these likely ioctl's causing the problem:
% grep ioctl /tmp/foo2 | sort -u | more
ioctl(13,
On Fri, 29 Sep 2006 18:33:48 PDT, Jean Tourrilhes said:
On Fri, Sep 29, 2006 at 06:20:08PM -0700, Andrew Morton wrote:
On Fri, 29 Sep 2006 20:01:54 -0400
Here's the traceback I got:
slab error in verify_redzone_free(): cache `size-32': memory outside
object was overwritten
On Sat, 23 Sep 2006 15:27:36 +0200, Joerg Roedel said:
(I assume you are speaking of the position of the 3 in the header). The
RFC is not clear at this point. It defines that the first 4 bits in the
16 bit Ethernet header MUST be 0011. But it don't defines the
byteorder of that 16 bit word
On Tue, 19 Sep 2006 23:30:34 +0200, Rafael J. Wysocki said:
Well, I can configure the interfaces manually, with ifconfig, but the SUSE's
configuration tools don't work. For example, ifup eth0 tells me that
No configuration found for eth0 and that's all.
I'm seeing issues on a Dell Latitude
On Sun, 06 Aug 2006 03:08:09 PDT, Andrew Morton said:
ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18-rc3/2.6.18-rc3-mm2/
Building a kernel with IPV6_MULTIPLE_TABLES=y breaks my IPv6 connectivity
quite badly. It basically totally refuses to answer an IPv6 Neighbor Solicit
On Thu, 10 Aug 2006 22:02:03 +0200, Patrick McHardy said:
[EMAIL PROTECTED] wrote:
On Sun, 06 Aug 2006 03:08:09 PDT, Andrew Morton said:
ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18-rc3/2.6.18-rc3-mm2/
Building a kernel with IPV6_MULTIPLE_TABLES=y breaks my
On Sun, 06 Aug 2006 03:08:09 PDT, Andrew Morton said:
ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18-rc3/2.6.18-rc3-mm2/
After applying the patch that Patrick McHardy pointed me at, it lived
longer. However, I'm now seeing problems at system shutdown (or anytime
you try to
On Mon, 10 Jul 2006 23:19:39 PDT, Andrew Morton said:
Any suggestions/hints (besides rebuilding the implicated .ko with debugging
symbols so oprofile can be more granular - that's already on the to-do
list)?
I'd suggest you whack sysrq-T 5-10 times when it happens, capture a few
On Mon, 13 Mar 2006 17:35:50 EST, linux-os (Dick Johnson) said:
Bst... Not! There are not any MAC addresses associated with any
of the intercity links, usually not even in WANs! MAC is for
Ethernet! Once you go to fiber, ATM, T-N, etc., there are no
MAC addresses.
This will come as a
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