[REGRESSION] 5.8-rc3: seccomp crash with Chromium, QtWebEngine and related browsers: seccomp-bpf failure in syscall 0072

2020-06-29 Thread Martin Steigerwald
Dear Andy, Kees, Will, dear kernel community, With 5.8-rc3 there is a seccomp related crash which prevents Chromium and QtWebEngine from starting: Bug 208369 - seccomp crash with Chromium, QtWebEngine and related browsers: seccomp-bpf failure in syscall 0072 https://bugzilla.kernel.org/show_bug

Re: Linux 5.3-rc8

2019-09-19 Thread Martin Steigerwald
Dear Lennart. Lennart Poettering - 18.09.19, 15:53:25 CEST: > On Mi, 18.09.19 00:10, Martin Steigerwald (mar...@lichtvoll.de) wrote: > > > getrandom() will never "consume entropy" in a way that will block > > > any > > > users of getrandom(). If you don&

Re: Linux 5.3-rc8

2019-09-17 Thread Martin Steigerwald
Matthew Garrett - 17.09.19, 23:52:00 CEST: > On Tue, Sep 17, 2019 at 11:38:33PM +0200, Martin Steigerwald wrote: > > My understanding of entropy always has been that only a certain > > amount of it can be produced in a certain amount of time. If that > > is wrong… please by al

Re: Linux 5.3-rc8

2019-09-17 Thread Martin Steigerwald
Ahmed S. Darwish - 17.09.19, 22:52:34 CEST: > On Tue, Sep 17, 2019 at 10:28:47PM +0200, Martin Steigerwald wrote: > [...] > > > I don't have any kernel logs old enough to see whether whether crng > > init times have been different with Systemd due to asking for > &

Re: Linux 5.3-rc8

2019-09-17 Thread Martin Steigerwald
Willy Tarreau - 17.09.19, 19:29:29 CEST: > On Tue, Sep 17, 2019 at 07:13:28PM +0200, Lennart Poettering wrote: > > On Di, 17.09.19 18:21, Willy Tarreau (w...@1wt.eu) wrote: > > > On Tue, Sep 17, 2019 at 05:57:43PM +0200, Lennart Poettering > > > wrote: > > > > Note that calling getrandom(0) "too e

Re: Linux 5.3-rc8

2019-09-17 Thread Martin Steigerwald
Willy Tarreau - 17.09.19, 18:21:37 CEST: > On Tue, Sep 17, 2019 at 05:57:43PM +0200, Lennart Poettering wrote: > > Note that calling getrandom(0) "too early" is not something people > > do > > on purpose. It happens by accident, i.e. because we live in a world > > where SSH or HTTPS or so is run in

Re: Linux 5.3-rc8

2019-09-17 Thread Martin Steigerwald
Linus Torvalds - 17.09.19, 20:01:23 CEST: > > We can make boot hang in "sane", discoverable way. > > That is certainly a huge advantage, yes. Right now I suspect that what > has happened is that this has probably been going on as some > low-level background noise for a while, and people either fig

Re: Linux 5.3-rc8

2019-09-17 Thread Martin Steigerwald
Willy Tarreau - 17.09.19, 10:35:16 CEST: > On Tue, Sep 17, 2019 at 09:33:40AM +0200, Martin Steigerwald wrote: > > However this again would be burdening users with an issue they > > should > > not have to care about. Unless userspace developers care enough and > > man

Re: Linux 5.3-rc8

2019-09-17 Thread Martin Steigerwald
Willy Tarreau - 17.09.19, 07:24:38 CEST: > On Mon, Sep 16, 2019 at 06:46:07PM -0700, Matthew Garrett wrote: > > >Well, the patch actually made getrandom() return en error too, but > > >you seem more interested in the hypotheticals than in arguing > > >actualities.> > > If you want to be safe, term

a sane approach to random numbers (was: Re: Linux 5.3-rc8)

2019-09-17 Thread Martin Steigerwald
As this is not about Linux 5.3-rc8 anymore I took the liberty to change the subject. Linus Torvalds - 17.09.19, 01:05:47 CEST: > On Mon, Sep 16, 2019 at 4:02 PM Matthew Garrett > wrote: > > The semantics many people want for secure key generation is urandom, > > but with a guarantee that it's s

Re: Linux 5.3-rc8

2019-09-14 Thread Martin Steigerwald
Ahmed S. Darwish - 14.09.19, 23:11:26 CEST: > > Yeah, the above is yet another example of completely broken garbage. > > > > You can't just wait and block at boot. That is simply 100% > > unacceptable, and always has been, exactly because that may > > potentially mean waiting forever since you did

Re: DRM-based Oops viewer

2019-03-10 Thread Martin Steigerwald
Hell Ahmed. Ahmed S. Darwish - 10.03.19, 02:31: > Hello DRM/UEFI maintainers, > > Several years ago, I wrote a set of patches to dump the kernel > log to disk upon panic -- through BIOS INT 0x13 services. [1] > > The overwhelming response was that it's unsafe to do this in a > generic manner. Li

Re: Bug#919356: Licensing of include/linux/hash.h

2019-02-12 Thread Martin Steigerwald
On 2/11/19 11:27 PM, Ben Finney wrote: > Martin Steigerwald writes: > >> Well the file has in its header: >> >> /* Fast hashing routine for a long. >>(C) 2002 William Lee Irwin III, IBM */ >> >> /* >> * Knuth recommends primes in approxim

Re: Bug#919356: Licensing of include/linux/hash.h

2019-02-12 Thread Martin Steigerwald
Jens Axboe - 12.02.19, 17:16: > On 2/11/19 11:27 PM, Ben Finney wrote: > > Martin Steigerwald writes: > >> Well the file has in its header: > >> > >> /* Fast hashing routine for a long. > >> > >>(C) 2002 William Lee Irwin III, IBM */

Re: [REGRESSION] 5.0-rc2: iptables -nvL consumes 100% of CPU and hogs memory with kernel 5.0-rc2

2019-01-15 Thread Martin Steigerwald
Florian Westphal - 15.01.19, 11:15: > Michal Kubecek wrote: > > > I upgraded to self-compiled 5.0-rc2 today and found the machine to > > > be slow after startup. I saw iptables consuming 100% CPU, it only > > > responded to SIGKILL. It got restarted several times, probably by > > > some systemd se

[REGRESSION] 5.0-rc2: iptables -nvL consumes 100% of CPU and hogs memory with kernel 5.0-rc2

2019-01-14 Thread Martin Steigerwald
Hi! Does that ring a bell with someone? For now I just downgraded, no time for detailed analysis. Debian bug report at: iptables -nvL consumes 100% of CPU and hogs memory with kernel 5.0-rc2 https://bugs.debian.org/919325 4.20 works, 5.0-rc2 showed this issue with iptables. Configurations attac

Re: [PATCH v2] Document /proc/pid PID reuse behavior

2018-11-07 Thread Martin Steigerwald
Michal Hocko - 07.11.18, 17:00: > > > otherwise anybody could simply DoS the system > > > by consuming all available pids. > > > > People can do that today using the instrument of terror widely known > > as fork(2). The only thing standing between fork(2) and a full > > process table is RLIMIT_NPR

Re: [REGRESSION 4.19-rc2] sometimes hangs with black screen when resuming from suspend or hibernation (was: Re: Linux 4.19-rc2)

2018-10-26 Thread Martin Steigerwald
This regression is gone with 4.19-rc8. Thanks, Martin Martin Steigerwald - 11.09.18, 09:53: […] > Linus Torvalds - 02.09.18, 23:45: > > As usual, the rc2 release is pretty small. People are taking a > > With 4.19-rc2 this ThinkPad T520 with i5 Sandybrdige sometimes hangs >

Re: Linux 4.19-rc4 released, an apology, and a maintainership note

2018-09-30 Thread Martin Steigerwald
l...@lkcl.net - 30.09.18, 14:09: > > That written: Quite some of the rude mails that contained swearwords > > I read from you have been about code, not persons. I think this is > > an important distinction. I do not have much of an issue with > > swearing at code :), especially when it is in some h

Re: Code of Conduct: Let's revamp it.

2018-09-26 Thread Martin Steigerwald
Pavel Machek - 25.09.18, 15:28: > > > > > Your above argument that the Code of Conduct is problematic > > > > > because of who wrote it seems to contradict your statement > > > > > that we shall judge by code (or text) alone. > > > > > > > > I think there are important differences between code to

Re: Code of Conduct: Let's revamp it.

2018-09-21 Thread Martin Steigerwald
Hello Christoph. Christoph Conrads - 20.09.18, 23:18: > The CoC is extremely ambiguously written for an enforceable document, > any behavior disliked by the maintainers can be punished, and the > level of naivete of the maintainers defending it is suprising for > such a far reaching document. For

Re: [PATCH security-next v2 00/26] LSM: Explict LSM ordering

2018-09-20 Thread Martin Steigerwald
Kees Cook - 20.09.18, 18:23: > v2: > - add "lsm.order=" and CONFIG_LSM_ORDER instead of overloading > "security=" - reorganize introduction of ordering logic code > > Updated cover letter: > > This refactors the LSM registration and initialization infrastructure > to more centrally support differ

Re: […] an apology, and a maintainership note

2018-09-17 Thread Martin Steigerwald
Martin Steigerwald - 17.09.18, 09:57: > Dear Linus. > > Linus Torvalds - 16.09.18, 21:22: > > This is my reality. I am not an emotionally empathetic kind of > > person and that probably doesn't come as a big surprise to anybody. > > Least of all me. The fac

Re: […] an apology, and a maintainership note

2018-09-17 Thread Martin Steigerwald
Dear Linus. Linus Torvalds - 16.09.18, 21:22: > This is my reality. I am not an emotionally empathetic kind of person > and that probably doesn't come as a big surprise to anybody. Least > of all me. The fact that I then misread people and don't realize > (for years) how badly I've judged a sit

Re: [Intel-gfx] [REGRESSION 4.19-rc2] sometimes hangs with black screen when resuming from suspend or hibernation (was: Re: Linux 4.19-rc2)

2018-09-12 Thread Martin Steigerwald
Ville Syrjälä - 12.09.18, 19:10: > On Tue, Sep 11, 2018 at 12:17:05PM +0200, Martin Steigerwald wrote: > > Cc´d Intel Gfx mailing list, in case somebody there knows something: > > > > Cc´d Thorsten for regression tracking… forgot initially. Can also > > open bug report

Re: [REGRESSION 4.19-rc2] sometimes hangs with black screen when resuming from suspend or hibernation (was: Re: Linux 4.19-rc2)

2018-09-11 Thread Martin Steigerwald
:01 AM Martin Steigerwald wrote: > > Hi. > > > > Linus Torvalds - 02.09.18, 23:45: > > > As usual, the rc2 release is pretty small. People are taking a > > > > With 4.19-rc2 this ThinkPad T520 with i5 Sandybrdige sometimes hangs > > with black screen

[REGRESSION 4.19-rc2] sometimes hangs with black screen when resuming from suspend or hibernation (was: Re: Linux 4.19-rc2)

2018-09-11 Thread Martin Steigerwald
Hi. Linus Torvalds - 02.09.18, 23:45: > As usual, the rc2 release is pretty small. People are taking a With 4.19-rc2 this ThinkPad T520 with i5 Sandybrdige sometimes hangs with black screen when resuming from suspend or hibernation. With 4.18.1 it did not. Of course there have been userspace r

Re: POSIX violation by writeback error

2018-09-05 Thread Martin Steigerwald
Rogier Wolff - 05.09.18, 10:04: > On Wed, Sep 05, 2018 at 09:39:58AM +0200, Martin Steigerwald wrote: > > Rogier Wolff - 05.09.18, 09:08: > > > So when a mail queuer puts mail the mailq files and the mail > > > processor can get them out of there intact, nobody is goin

Re: POSIX violation by writeback error

2018-09-05 Thread Martin Steigerwald
Rogier Wolff - 05.09.18, 09:08: > So when a mail queuer puts mail the mailq files and the mail processor > can get them out of there intact, nobody is going to notice. (I know > mail queuers should call fsync and report errors when that fails, but > there are bound to be applications where calling

Re: POSIX violation by writeback error

2018-09-05 Thread Martin Steigerwald
Jeff Layton - 04.09.18, 17:44: > > - If the following read() could be served by a page in memory, just > > returns the data. If the following read() could not be served by a > > page in memory and the inode/address_space has a writeback error > > mark, returns EIO. If there is a writeback error on

Re: Amiga RDB partition support for disks >= 2 TB

2018-06-28 Thread Martin Steigerwald
Martin Steigerwald - 28.06.18, 13:30: > jdow - 28.06.18, 12:00: > > On 20180628 01:16, Martin Steigerwald wrote: > […] > > > >> That brings to the fore an interesting question. Why bother with > > >> RDBs > > >> over 2TB unless you want

Re: Amiga RDB partition support for disks >= 2 TB

2018-06-28 Thread Martin Steigerwald
jdow - 28.06.18, 12:00: > On 20180628 01:16, Martin Steigerwald wrote: […] > >> That brings to the fore an interesting question. Why bother with > >> RDBs > >> over 2TB unless you want a disk with one single partition? This > >> Win10 > >> monster I

Amiga RDB partition support for disks >= 2 TB (was: Re: moving affs + RDB partition support to staging?)

2018-06-28 Thread Martin Steigerwald
gt;>>>> calculations > >>>>>>> don't currently overflow is not expected to cause new issues, > >>>>>>> other > >>>>>>> than > >>>>>>> enabling use of disk and partitions larger than

Amiga RDB partition support for disks >= 2 TB (was: Re: moving affs + RDB partition support to staging?)

2018-06-28 Thread Martin Steigerwald
gt;>> allow partitions larger than 2 TB to work already (but I > >>>>>> suspect Al > >>>>>> Viro > >>>>>> may have found a few issues when he looked at the AFFS code so > >>>>>> I > >>>>&g

Re: Amiga RDB partition support for disks >= 2 TB (was: Re: moving affs + RDB partition support to staging?)

2018-06-28 Thread Martin Steigerwald
rt in native OS, but spare myself the extra kernel option stuff. It is Michael´s call tough, as he submits the patch. And if he chooses to be on a safer side than this, that is fine with me. Thanks, Martin > On 20180627 01:03, Martin Steigerwald wrote: > > Dear Joanne. > >

Re: moving affs + RDB partition support to staging?

2018-06-27 Thread Martin Steigerwald
;>> determining I REALLY did not want to think about it as my brain > >>>> was getting tied into a gordian knot. > >>>> > >>>> {^_^} > >>>> > >>>> On 20180625 19:23, Michael Schmitz wrote: > &

Re: moving affs + RDB partition support to staging?

2018-06-27 Thread Martin Steigerwald
> >>>> spb > >>>> 4) > >>>> Jun 19 21:19:09 merkaba kernel: [ 7891.844055] sd 7:0:0:0: [sdb] > >>>> Attached SCSI disk > >>>> > >>>> so it's indeed a case of self inflicted damage (RDSK (512) means >

Re: moving affs + RDB partition support to staging?

2018-06-26 Thread Martin Steigerwald
ol. > >> > >> If memory serves the RDBs think in blocks rather than bytes so it > >> should work up to 2 gigablocks whatever your block size is. 512 > >> blocks is 219902322 bytes. But that wastes just a WHOLE LOT of > >> disk in block maps. Go up to

Re: moving affs + RDB partition support to staging?

2018-06-26 Thread Martin Steigerwald
Michael. Michael Schmitz - 26.06.18, 04:23: > Joanne, > > Martin's boot log (including your patch) says: > > Jun 19 21:19:09 merkaba kernel: [ 7891.843284] sdb: RDSK (512) sdb1 > (LNX^@)(res 2 spb 1) sdb2 (JXF^D)(res 2 spb 1) sdb3 (DOS^C)(res 2 spb > 4) > Jun 19 21:19:09 merkaba kernel: [ 7891.

Re: moving affs + RDB partition support to staging? (was: Re: Moving unmaintained filesystems to staging)

2018-06-25 Thread Martin Steigerwald
e Debian m68k build host. Thanks, Martin > > Cheers, > > Michael > > Am 24.06.18 um 21:06 schrieb Martin Steigerwald: > > Hi. > > > > Michael Schmitz - 27.04.18, 04:11: > >> test results at https://bugzilla.kernel.org/show_bug.cgi?id=43511 > >

Re: moving affs + RDB partition support to staging? (was: Re: Moving unmaintained filesystems to staging)

2018-06-24 Thread Martin Steigerwald
Hi. Michael Schmitz - 27.04.18, 04:11: > test results at https://bugzilla.kernel.org/show_bug.cgi?id=43511 > indicate the RDB parser bug is fixed by the patch given there, so if > Martin now submits the patch, all should be well? Ok, better be honest than having anyone waiting for it: I do not c

Linux on Intel x86: How to disable Hyperthreading

2018-06-23 Thread Martin Steigerwald
Cc´d people for X86 architecture in MAINTAINERS. Hi! According to https://www.kuketz-blog.de/tlbleed-neue-sicherheitsluecken-bei-intel-cpus/ in https://www.blackhat.com/us-18/briefings/schedule/#tlbleed-when-protecting-your-cpu-caches-is-not-enough-10149 (Firefox and Chromium with current se

Re: moving affs + RDB partition support to staging?

2018-05-07 Thread Martin Steigerwald
Michael Schmitz - 07.05.18, 04:40: > Al, > > I don't think there is USB sticks with affs on them as yet. There > isn't even USB host controller support for Amiga hardware (yet). > > Last I tried USB on m68k (Atari, 060 accelerator) the desktop > experience was such that I'd rather not repeat that

Re: moving affs + RDB partition support to staging?

2018-05-06 Thread Martin Steigerwald
Al Viro - 06.05.18, 02:59: > On Thu, Apr 26, 2018 at 12:45:41PM +0200, John Paul Adrian Glaubitz wrote: > > Exactly. It works fine as is: > > > > root@elgar:~> uname -a > > Linux elgar 4.16.0-rc2-amiga-16784-ga8917fc #650 Mon Mar 5 15:32:52 > > NZDT 2018 m68k GNU/Linux root@elgar:~> mount /dev/sd

Re: moving affs + RDB partition support to staging?

2018-05-06 Thread Martin Steigerwald
John Paul Adrian Glaubitz - 06.05.18, 10:52: > On 04/27/2018 03:26 AM, jdow wrote: > > And before I forget there are two features of the RDBs that I > > heartily recommend never implementing on Linux. They were good > > ideas at the time; but, times changed. The RDBs are capable of > > storing a fi

Spectre V2: Eight new security holes in Intel processors

2018-05-03 Thread Martin Steigerwald
Hello. It seems there are eight new security holes alongside the Spectre/ Meltdown CPU design issues: https://www.heise.de/security/meldung/Spectre-NG-Intel-Prozessoren-von-neuen-hochriskanten-Sicherheitsluecken-betroffen-4039302.html (german language only, only found german language reports ref

Re: moving affs + RDB partition support to staging? (was: Re: Moving unmaintained filesystems to staging)

2018-04-27 Thread Martin Steigerwald
Geert Uytterhoeven - 26.04.18, 13:08: > On Thu, Apr 26, 2018 at 12:28 PM, Martin Steigerwald > > wrote: > > You probably put your stick into a cave with ancient sleeping > > dragons > > > > Added in linux-m68k mailing list, as they likely have an opini

Re: Moving unmaintained filesystems to staging

2018-04-26 Thread Martin Steigerwald
Pavel Machek - 26.04.18, 08:11: > On Wed 2018-04-25 08:46:02, Matthew Wilcox wrote: > > Recently ncpfs got moved to staging. Also recently, we had some > > fuzzer developers report bugs in hfs, which they deem a security > > hole because Ubuntu attempts to automount an inserted USB device as > > h

moving affs + RDB partition support to staging? (was: Re: Moving unmaintained filesystems to staging)

2018-04-26 Thread Martin Steigerwald
of 4.16.3. -- Weitergeleitete Nachricht -- Betreff: Re: Partitions: Amiga RDB partition on 2 TB disk way too big, while OK in AmigaOS 4.1 Datum: Montag, 18. Juni 2012, 03:28:48 CEST Von: jdow An: Martin Steigerwald Kopie: Geert Uytterhoeven , linux- ker...@vger.kernel.org,

Re: [PATCH] blk-mq: start request gstate with gen 1

2018-04-23 Thread Martin Steigerwald
Hi Jianchao. jianchao.wang - 17.04.18, 16:34: > On 04/17/2018 08:10 PM, Martin Steigerwald wrote: > > For testing it I add it to 4.16.2 with the patches I have already? > > You could try to only apply this patch to have a test. :) I tested 4.16.3 with just your patch (+ the

Re: [PATCH] blk-mq: start request gstate with gen 1

2018-04-23 Thread Martin Steigerwald
Hi Jianchao. jianchao.wang - 17.04.18, 16:34: > On 04/17/2018 08:10 PM, Martin Steigerwald wrote: > > For testing it I add it to 4.16.2 with the patches I have already? > > You could try to only apply this patch to have a test. Compiling now to have a test. Thanks, -- Martin

Re: [PATCH] blk-mq: start request gstate with gen 1

2018-04-17 Thread Martin Steigerwald
n'\''t handled.mbox' - '[PATCH V4 2_2] blk-mq_fix race between complete and BLK_EH_RESET_TIMER.mbox' > For scsi, this will cause scsi_times_out to be invoked before the > scsi_cmnd is not initialized, scsi_cmnd->device is still NULL at > the moment,

Re: [PATCH] blk-mq: Directly schedule q->timeout_work when aborting a request

2018-04-10 Thread Martin Steigerwald
Martin Steigerwald - 10.04.18, 20:43: > Tejun Heo - 03.04.18, 00:04: > > Request abortion is performed by overriding deadline to now and > > scheduling timeout handling immediately. For the latter part, the > > code was using mod_timer(timeout, 0) which can't guarant

Re: [PATCH] blk-mq: Directly schedule q->timeout_work when aborting a request

2018-04-10 Thread Martin Steigerwald
Tejun Heo - 03.04.18, 00:04: > Request abortion is performed by overriding deadline to now and > scheduling timeout handling immediately. For the latter part, the > code was using mod_timer(timeout, 0) which can't guarantee that the > timer runs afterwards. Let's schedule the underlying work item

Re: [Possible REGRESSION, 4.16-rc4] Error updating SMART data during runtime and could not connect to lvmetad at some boot attempts

2018-04-10 Thread Martin Steigerwald
Hans de Goede - 19.03.18, 10:50: > > Martin (or someone else): Could you gibe a status update? I have this > > issue on my list or regressions, but it's hard to follow as two > > different issues seem to be discussed. Or is it just one issue? Did the > > patch/discussion that Bart pointed to help?

Re: [Possible REGRESSION, 4.16-rc4] Error updating SMART data during runtime and could not connect to lvmetad at some boot attempts

2018-03-19 Thread Martin Steigerwald
Hi Thorsten. Hans de Goede - 19.03.18, 10:50: > On 19-03-18 10:42, Thorsten Leemhuis wrote: > > Hi! On 11.03.2018 09:20, Martin Steigerwald wrote: > >> Since 4.16-rc4 (upgraded from 4.15.2 which worked) I have an issue > > > >> with SMART checks occassionally

Re: [Possible REGRESSION, 4.16-rc4] Error updating SMART data during runtime and could not connect to lvmetad at some boot attempts

2018-03-18 Thread Martin Steigerwald
Hi Hans. Hans de Goede - 18.03.18, 22:34: > On 14-03-18 13:48, Martin Steigerwald wrote: > > Hans de Goede - 14.03.18, 12:05: > >> Hi, > >> > >> On 14-03-18 12:01, Martin Steigerwald wrote: > >>> Hans de Goede - 11.03.18, 15:37: > >&

Re: [Possible REGRESSION, 4.16-rc4] Error updating SMART data during runtime and could not connect to lvmetad at some boot attempts

2018-03-15 Thread Martin Steigerwald
Martin Steigerwald - 14.03.18, 12:01: > Hans de Goede - 11.03.18, 15:37: > > Hi Martin, > > > > On 11-03-18 09:20, Martin Steigerwald wrote: > > > Hello. > > > > > > Since 4.16-rc4 (upgraded from 4.15.2 which worked) I have an issue > &g

Re: [Possible REGRESSION, 4.16-rc4] Error updating SMART data during runtime and could not connect to lvmetad at some boot attempts

2018-03-14 Thread Martin Steigerwald
Hans de Goede - 14.03.18, 12:05: > Hi, > > On 14-03-18 12:01, Martin Steigerwald wrote: > > Hans de Goede - 11.03.18, 15:37: > >> Hi Martin, > >> > >> On 11-03-18 09:20, Martin Steigerwald wrote: > >>> Hello. > >>> > &

Re: [Possible REGRESSION, 4.16-rc4] Error updating SMART data during runtime and could not connect to lvmetad at some boot attempts

2018-03-14 Thread Martin Steigerwald
Hans de Goede - 11.03.18, 15:37: > Hi Martin, > > On 11-03-18 09:20, Martin Steigerwald wrote: > > Hello. > > > > Since 4.16-rc4 (upgraded from 4.15.2 which worked) I have an issue > > with SMART checks occassionally failing like this: > > > > smart

Re: [Possible REGRESSION, 4.16-rc4] Error updating SMART data during runtime and could not connect to lvmetad at some boot attempts

2018-03-13 Thread Martin Steigerwald
Hans de Goede - 11.03.18, 15:37: > Hi Martin, > > On 11-03-18 09:20, Martin Steigerwald wrote: > > Hello. > > > > Since 4.16-rc4 (upgraded from 4.15.2 which worked) I have an issue > > with SMART checks occassionally failing like this: > > > > smart

Re: [Possible REGRESSION, 4.16-rc4] Error updating SMART data during runtime and could not connect to lvmetad at some boot attempts

2018-03-11 Thread Martin Steigerwald
Hans de Goede - 11.03.18, 15:37: > Hi Martin, > > On 11-03-18 09:20, Martin Steigerwald wrote: > > Hello. > > > > Since 4.16-rc4 (upgraded from 4.15.2 which worked) I have an issue > > with SMART checks occassionally failing like this: > > > > smart

[Possible REGRESSION, 4.16-rc4] Error updating SMART data during runtime and could not connect to lvmetad at some boot attempts

2018-03-11 Thread Martin Steigerwald
Hello. Since 4.16-rc4 (upgraded from 4.15.2 which worked) I have an issue with SMART checks occassionally failing like this: smartd[28017]: Device: /dev/sdb [SAT], is in SLEEP mode, suspending checks udisksd[24408]: Error performing housekeeping for drive /org/freedesktop/UDisks2/drives/INTEL_S

Re: Linux 4.16-rc4

2018-03-05 Thread Martin Steigerwald
Hi Sven. Sven Joachim - 05.03.18, 09:09: > On 2018-03-04 15:15 -0800, Linus Torvalds wrote: > > Hmm. A reasonably calm week - the biggest change is to the 'kvm-stat' > > tool, not any actual kernel files. > > > > But there's small changes all over, with architecture updates (x86, > > s390, arm, p

Re: Requirements for retpoline in Linux 4.15 (was: Re: Linux 4.15)

2018-01-29 Thread Martin Steigerwald
Martin Steigerwald - 29.01.18, 11:42: > > Try removing .cache.mk which has 'remembered' that your GCC doesn't > > support retpoline. > > I bet there have been "*.cache.mk" files around from previous pre gcc-7.3 > compiles. > > Trying again

Re: Requirements for retpoline in Linux 4.15 (was: Re: Linux 4.15)

2018-01-29 Thread Martin Steigerwald
David Woodhouse - 29.01.18, 10:53: > On Mon, 2018-01-29 at 10:41 +0100, Martin Steigerwald wrote: > > From what I read gcc 7.3 was supposed to include back ported retpoline > > patches. What am I missing here? > > Which did you update first? Kernel source or GCC? Kernel s

Requirements for retpoline in Linux 4.15 (was: Re: Linux 4.15)

2018-01-29 Thread Martin Steigerwald
Hi Linus, hi everyone, Linus Torvalds - 28.01.18, 22:52: > details), and perhaps equally importantly, to actually get the biggest > fix for the indirect branch mitigations, you need not just the kernel > updates, you need to have a compiler with support for the "retpoline" > indirect branch model.

Re: XArray documentation

2017-11-24 Thread Martin Steigerwald
Matthew Wilcox - 24.11.17, 22:18: > On Fri, Nov 24, 2017 at 07:01:31PM +0100, Martin Steigerwald wrote: > > > The XArray is an abstract data type which behaves like an infinitely > > > large array of pointers. The index into the array is an unsigned long. > > >

Re: XArray documentation

2017-11-24 Thread Martin Steigerwald
Hi Matthew. Matthew Wilcox - 24.11.17, 18:03: > On Fri, Nov 24, 2017 at 05:50:41PM +0100, Martin Steigerwald wrote: > > Matthew Wilcox - 24.11.17, 02:16: > > > == > > > XArray > > > == > > > > > > Overview > > >

Re: XArray documentation

2017-11-24 Thread Martin Steigerwald
Hello Matthew. Matthew Wilcox - 24.11.17, 02:16: > == > XArray > == > > Overview > > > The XArray is an array of ULONG_MAX entries. Each entry can be either > a pointer, or an encoded value between 0 and LONG_MAX. It is efficient > when the indices used are densely clustered;

Re: [PATCH V7 0/6] block/scsi: safe SCSI quiescing

2017-09-30 Thread Martin Steigerwald
Hi Ming. Ming Lei - 30.09.17, 14:12: > Please consider this patchset for V4.15, and it fixes one > kind of long-term I/O hang issue in either block legacy path > or blk-mq. > > The current SCSI quiesce isn't safe and easy to trigger I/O deadlock. Isn´t that material for -stable as well? I´d love

Re: I/O hangs after resuming from suspend-to-ram

2017-09-25 Thread Martin Steigerwald
Ming Lei - 25.09.17, 10:59: > On Sun, Sep 24, 2017 at 07:33:00PM +0200, Martin Steigerwald wrote: > > Ming Lei - 21.09.17, 06:17: > > > On Wed, Sep 20, 2017 at 07:25:02PM +0200, Martin Steigerwald wrote: > > > > Ming Lei - 28.08.17, 21:32: > > > > > On

Re: I/O hangs after resuming from suspend-to-ram

2017-09-24 Thread Martin Steigerwald
Ming Lei - 21.09.17, 06:17: > On Wed, Sep 20, 2017 at 07:25:02PM +0200, Martin Steigerwald wrote: > > Ming Lei - 28.08.17, 21:32: > > > On Mon, Aug 28, 2017 at 03:10:35PM +0200, Martin Steigerwald wrote: > > > > Ming Lei - 28.08.17, 20:58: > > > >

Re: I/O hangs after resuming from suspend-to-ram

2017-09-21 Thread Martin Steigerwald
Martin Steigerwald - 21.09.17, 09:30: > Ming Lei - 21.09.17, 06:20: > > On Mon, Aug 28, 2017 at 03:10:35PM +0200, Martin Steigerwald wrote: > > > Ming Lei - 28.08.17, 20:58: > > > > On Sun, Aug 27, 2017 at 09:43:52AM +0200, Oleksandr Natalenko wrote: > > > &g

Re: I/O hangs after resuming from suspend-to-ram

2017-09-21 Thread Martin Steigerwald
Ming Lei - 21.09.17, 06:20: > On Mon, Aug 28, 2017 at 03:10:35PM +0200, Martin Steigerwald wrote: > > Ming Lei - 28.08.17, 20:58: > > > On Sun, Aug 27, 2017 at 09:43:52AM +0200, Oleksandr Natalenko wrote: > > > > Hi. > > > &g

Re: I/O hangs after resuming from suspend-to-ram

2017-09-20 Thread Martin Steigerwald
Ming Lei - 28.08.17, 21:32: > On Mon, Aug 28, 2017 at 03:10:35PM +0200, Martin Steigerwald wrote: > > Ming Lei - 28.08.17, 20:58: > > > On Sun, Aug 27, 2017 at 09:43:52AM +0200, Oleksandr Natalenko wrote: > > > > Hi. > > > > > > > > Here is d

Re: I/O hangs after resuming from suspend-to-ram

2017-08-28 Thread Martin Steigerwald
Ming Lei - 28.08.17, 20:58: > On Sun, Aug 27, 2017 at 09:43:52AM +0200, Oleksandr Natalenko wrote: > > Hi. > > > > Here is disk setup for QEMU VM: > > > > === > > [root@archmq ~]# smartctl -i /dev/sda > > … > > Device Model: QEMU HARDDISK > > Serial Number:QM1 > > Firmware Version: 2.

Re: I/O hangs after resuming from suspend-to-ram

2017-08-26 Thread Martin Steigerwald
Wols Lists - 26.08.17, 18:17: > On 26/08/17 12:19, Martin Steigerwald wrote: > > Also… when a hang happened the mouse pointer was frozen, Ctrl-Alt-F1 > > didn´t > > work and so on… so it may easily be a completely different issue. > > > > I did not see much point

Re: I/O hangs after resuming from suspend-to-ram

2017-08-26 Thread Martin Steigerwald
Hello Oleksandr, Oleksandr Natalenko - 26.08.17, 12:48: > Quick update: reproduced on both v4.12.7 and v4.13.0-rc6. > > On sobota 26. srpna 2017 12:37:29 CEST Oleksandr Natalenko wrote: […] > > I've re-checked this issue with 4.12.9, and it is still there. […] > > On úterý 22. srpna 2017 13:45:43

Re: [REGRESSION] [4.11/4.12-rc3] Hang on Suspend to RAM

2017-06-08 Thread Martin Steigerwald
Hugh Dickins - 01.06.17, 12:55: > On Thu, 1 Jun 2017, Martin Steigerwald wrote: > > Hello. > > > > I live with that linux kernels since about 2-3 years at least or even > > longer occasionally hang on hibernation to disk on this ThinkPad T520 > > with Sandybr

Re: [REGRESSION] [4.11/4.12-rc3] Hang on Suspend to RAM

2017-06-02 Thread Martin Steigerwald
Hello Hugh, Hugh Dickins - 01.06.17, 12:55: > On Thu, 1 Jun 2017, Martin Steigerwald wrote: > > Hello. […] > > Since 4.11 I have it quite often that a hang like this even happens on > > suspend to RAM (standby) as well. And even quite often about 1 time of of > > 2-3

[REGRESSION] [4.11/4.12-rc3] Hang on Suspend to RAM

2017-06-01 Thread Martin Steigerwald
Hello. I live with that linux kernels since about 2-3 years at least or even longer occasionally hang on hibernation to disk on this ThinkPad T520 with Sandybridge. It happens so rarely and if usually leaves me without any easy way to gather any debug information, that I just put up with it. Th

Re: Race to power off harming SATA SSDs

2017-04-12 Thread Martin Steigerwald
Am Dienstag, 11. April 2017, 11:31:29 CEST schrieb Henrique de Moraes Holschuh: > On Tue, 11 Apr 2017, Martin Steigerwald wrote: > > I do have a Crucial M500 and I do have an increase of that counter: > > > > martin@merkaba:~[…]/Crucial-M500> grep "^174" smartct

Re: Race to power off harming SATA SSDs

2017-04-11 Thread Martin Steigerwald
Am Dienstag, 11. April 2017, 08:52:06 CEST schrieb Tejun Heo: > > Evidently, how often the SSD will lose the race depends on a platform > > and SSD combination, and also on how often the system is powered off. > > A sluggish firmware that takes its time to cut power can save the day... > > > > >

Re: [Intel-gfx] [REGRESSION] Black screen after switching desktop session (was: Re: Linux 4.10-rc5)

2017-02-11 Thread Martin Steigerwald
Am Mittwoch, 1. Februar 2017, 14:11:22 CET schrieb David Weinehall: > On Wed, Jan 25, 2017 at 01:10:26PM +0100, Martin Steigerwald wrote: > > Am Sonntag, 22. Januar 2017, 13:32:08 CET schrieb Linus Torvalds: > > > Things seem to be calming down a bit, and everyt

Re: [REGRESSION] Two issues that prevent process accounting (taskstats) from working correctly

2017-02-06 Thread Martin Steigerwald
Am Montag, 19. Dezember 2016, 18:25:49 CET schrieb Peter Zijlstra: > On Mon, Dec 19, 2016 at 01:06:00PM +0100, Martin Steigerwald wrote: > > 2) When using the NETLINK inface, the command TASKSTATS_CMD_GET > > consequently returns -EINVAL. > > > > The code that is used

[REGRESSION] Black screen after switching desktop session (was: Re: Linux 4.10-rc5)

2017-01-25 Thread Martin Steigerwald
Am Sonntag, 22. Januar 2017, 13:32:08 CET schrieb Linus Torvalds: > Things seem to be calming down a bit, and everything looks nominal. > > There's only been about 250 changes (not counting merges) in the last > week, and the diffstat touches less than 300 files (with drivers and > architecture up

Re: [REGRESSION] Two issues that prevent process accounting (taskstats) from working correctly

2016-12-19 Thread Martin Steigerwald
Am Montag, 19. Dezember 2016, 14:19:11 CET schrieb Peter Zijlstra: > On Mon, Dec 19, 2016 at 01:06:00PM +0100, Martin Steigerwald wrote: > > Hello Ingo, Peter, Nicolas, Andrew, Balbir, Shailabh, Jay, Gerlof and > > Marc, > > > > starting from a Debian bug repor

[REGRESSION] Two issues that prevent process accounting (taskstats) from working correctly

2016-12-19 Thread Martin Steigerwald
r the time till upstream kernels with this issues fixed are shipped by distributions. Still it would be nice to remove those work-arounds and have the kernel work correctly again at some time in the future. Thanks, -- Martin Steigerwald | Trainer teamix GmbH Südwestpark 43 90449 Nürnberg

Re: [Intel-gfx] [REGRESSION] Linux 4.9-rc4: gfx glitches on Intel Sandybridge (was: Re: Linux 4.9-rc4)

2016-11-09 Thread Martin Steigerwald
Am Mittwoch, 9. November 2016, 11:42:36 CET schrieb Jani Nikula: > > *However*, I got a soft freeze and a hard freeze (well after about a > > minute I gave up and rebooted by pressing power button long enough to > > forcefully switch off the laptop) when playing PlaneShift using > > drm-intel-fixes

Re: [Intel-gfx] [REGRESSION] Linux 4.9-rc4: gfx glitches on Intel Sandybridge (was: Re: Linux 4.9-rc4)

2016-11-09 Thread Martin Steigerwald
Am Dienstag, 8. November 2016, 16:17:59 CET schrieb Martin Steigerwald: > Am Dienstag, 8. November 2016, 16:11:31 CET schrieb Martin Steigerwald: > > Am Montag, 7. November 2016, 19:09:36 CET schrieb Jani Nikula: > > > On Mon, 07 Nov 2016, Martin Steigerwald wrote: > >

Re: [Intel-gfx] [REGRESSION] Linux 4.9-rc4: gfx glitches on Intel Sandybridge (was: Re: Linux 4.9-rc4)

2016-11-08 Thread Martin Steigerwald
Am Dienstag, 8. November 2016, 16:11:31 CET schrieb Martin Steigerwald: > Am Montag, 7. November 2016, 19:09:36 CET schrieb Jani Nikula: > > On Mon, 07 Nov 2016, Martin Steigerwald wrote: > > > It is also the same kind of corruptions as shown in > > > &g

Re: [Intel-gfx] [REGRESSION] Linux 4.9-rc4: gfx glitches on Intel Sandybridge (was: Re: Linux 4.9-rc4)

2016-11-08 Thread Martin Steigerwald
Am Montag, 7. November 2016, 19:09:36 CET schrieb Jani Nikula: > On Mon, 07 Nov 2016, Martin Steigerwald wrote: > > It is also the same kind of corruptions as shown in > > > > [Bug 177701] warning in intel_dp_aux_transfer > > https://bugzilla.kernel.org/show_bug.

Re: [Intel-gfx] [REGRESSION] Linux 4.9-rc4: gfx glitches on Intel Sandybridge (was: Re: Linux 4.9-rc4)

2016-11-07 Thread Martin Steigerwald
Am Montag, 7. November 2016, 19:09:36 CET schrieb Jani Nikula: > On Mon, 07 Nov 2016, Martin Steigerwald wrote: > > It is also the same kind of corruptions as shown in > > > > [Bug 177701] warning in intel_dp_aux_transfer > > https://bugzilla.kernel.org/show_bug.

Re: [BUG][REGRESSION] mangled display since -rc1

2016-11-07 Thread Martin Steigerwald
Hello. Am Montag, 7. November 2016, 16:34:35 CET schrieb Martin Kepplinger: > Am 2016-11-07 um 09:24 schrieb Jani Nikula: > > On Sun, 06 Nov 2016, Martin Kepplinger wrote: > >> I did not file a bug in bugzilla yet. I haven't given up that we can fix > >> this here before the release. I've ignored

Re: [Intel-gfx] [REGRESSION] Linux 4.9-rc4: gfx glitches on Intel Sandybridge (was: Re: Linux 4.9-rc4)

2016-11-07 Thread Martin Steigerwald
Am Montag, 7. November 2016, 13:04:16 CET schrieb Jani Nikula: > On Sun, 06 Nov 2016, Martin Steigerwald wrote: > > Hi. > > > > Am Samstag, 5. November 2016, 16:46:33 CET schrieb Linus Torvalds: > >> So it's once again a Saturday afternoon rather than Sunday,

Re: [REGRESSION] Linux 4.9-rc4: gfx glitches on Intel Sandybridge (was: Re: Linux 4.9-rc4)

2016-11-06 Thread Martin Steigerwald
Am Sonntag, 6. November 2016, 17:25:15 CET schrieb Mihai Donțu: > On Sun, 06 Nov 2016 15:48:36 +0100 Martin Steigerwald wrote: > > Hi. > > > > Am Samstag, 5. November 2016, 16:46:33 CET schrieb Linus Torvalds: > > > So it's once again a Saturday afte

Re: [REGRESSION] Linux 4.9-rc4: gfx glitches on Intel Sandybridge (was: Re: Linux 4.9-rc4)

2016-11-06 Thread Martin Steigerwald
Am Sonntag, 6. November 2016, 17:25:15 CET schrieb Mihai Donțu: > On Sun, 06 Nov 2016 15:48:36 +0100 Martin Steigerwald wrote: > > Hi. > > > > Am Samstag, 5. November 2016, 16:46:33 CET schrieb Linus Torvalds: > > > So it's once again a Saturday afte

[REGRESSION] Linux 4.9-rc4: gfx glitches on Intel Sandybridge (was: Re: Linux 4.9-rc4)

2016-11-06 Thread Martin Steigerwald
Hi. Am Samstag, 5. November 2016, 16:46:33 CET schrieb Linus Torvalds: > So it's once again a Saturday afternoon rather than Sunday, this time > because I felt this rc was already big enough. With kernel 4.9-rc4 I saw gfx corruptions like https://martin-steigerwald.de/tmp/display-issues-with-ker

Re: 4.8-rc1: it is now common that machine needs re-run of xrandr after resume

2016-09-15 Thread Martin Steigerwald
Am Mittwoch, 14. September 2016, 14:14:35 CEST schrieb Jani Nikula: > On Wed, 14 Sep 2016, Jani Nikula wrote: > > On Wed, 14 Sep 2016, Pavel Machek wrote: > >> For the "sometimes need xrandr after resume": I don't think I can > >> bisect that. It only happens sometimes :-(. But there's something

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