Beagle x15: perf test -v hangs on Linux 4.9 and 4.14

2019-04-22 Thread Naresh Kamboju
Perf test -v hangs on beagle x15 device running Linux version stable 4.9 and 4.14 kernel. ( gcc version 7.3.0). X15 Test breakpoint overflow signal handler: FAILED Test breakpoint overflow sampling: --- start --- test child forked, pid 381 ***Hangs Forever*** Debug lo

Re: [BUG linux-4.9.x] xen hotplug cpu leads to 100% steal usage

2019-03-04 Thread Dongli Zhang
Hi Thomas, On 3/2/19 7:43 AM, Thomas Gleixner wrote: > On Thu, 28 Feb 2019, Dongli Zhang wrote: >> >> The root cause is that the return type of jiffies_to_usecs() is 'unsigned >> int', >> but not 'unsigned long'. As a result, the leading 32 bits are discarded. > > Errm. No. The root cause is tha

Re: [BUG linux-4.9.x] xen hotplug cpu leads to 100% steal usage

2019-03-04 Thread Dongli Zhang
Hi Juergen, On 3/4/19 4:14 PM, Juergen Gross wrote: > On 01/03/2019 03:35, Dongli Zhang wrote: >> This issue is only for stable 4.9.x (e.g., 4.9.160), while the root cause is >> still in the lasted mainline kernel. >> >> This is obviated by new feature patch set ended with b672592f0221 >> ("sched/

Re: [BUG linux-4.9.x] xen hotplug cpu leads to 100% steal usage

2019-03-04 Thread Juergen Gross
On 01/03/2019 03:35, Dongli Zhang wrote: > This issue is only for stable 4.9.x (e.g., 4.9.160), while the root cause is > still in the lasted mainline kernel. > > This is obviated by new feature patch set ended with b672592f0221 > ("sched/cputime: Remove generic asm headers"). > > After xen guest

Re: [BUG linux-4.9.x] xen hotplug cpu leads to 100% steal usage

2019-03-01 Thread Thomas Gleixner
On Thu, 28 Feb 2019, Dongli Zhang wrote: > > The root cause is that the return type of jiffies_to_usecs() is 'unsigned > int', > but not 'unsigned long'. As a result, the leading 32 bits are discarded. Errm. No. The root cause is that jiffies_to_usecs() is used for that in the first place. The f

[BUG linux-4.9.x] xen hotplug cpu leads to 100% steal usage

2019-02-28 Thread Dongli Zhang
This issue is only for stable 4.9.x (e.g., 4.9.160), while the root cause is still in the lasted mainline kernel. This is obviated by new feature patch set ended with b672592f0221 ("sched/cputime: Remove generic asm headers"). After xen guest is up for long time, once we hotplug new vcpu, the cor

Re: stable-rc/linux-4.9.y build: 183 builds: 179 failed, 4 passed, 179 errors (v4.9.71-115-gd4b9c892aea4)

2017-12-22 Thread gregkh
On Thu, Dec 21, 2017 at 10:19:27AM -0800, Eduardo Valentin wrote: > On Thu, Dec 21, 2017 at 03:49:20PM +0100, gregkh wrote: > > On Thu, Dec 21, 2017 at 12:33:45PM +0100, Arnd Bergmann wrote: > > > On Thu, Dec 21, 2017 at 12:06 PM, kernelci.org bot > > > wrote: > >

Re: stable-rc/linux-4.9.y build: 183 builds: 179 failed, 4 passed, 179 errors (v4.9.71-115-gd4b9c892aea4)

2017-12-21 Thread Eduardo Valentin
On Thu, Dec 21, 2017 at 03:49:20PM +0100, gregkh wrote: > On Thu, Dec 21, 2017 at 12:33:45PM +0100, Arnd Bergmann wrote: > > On Thu, Dec 21, 2017 at 12:06 PM, kernelci.org bot > > wrote: > > > stable-rc/linux-4.9.y build: 183 builds: 179 failed, 4 passed, 179 er

Re: stable-rc/linux-4.9.y build: 183 builds: 179 failed, 4 passed, 179 errors (v4.9.71-115-gd4b9c892aea4)

2017-12-21 Thread gregkh
On Thu, Dec 21, 2017 at 12:33:45PM +0100, Arnd Bergmann wrote: > On Thu, Dec 21, 2017 at 12:06 PM, kernelci.org bot wrote: > > stable-rc/linux-4.9.y build: 183 builds: 179 failed, 4 passed, 179 errors > > (v4.9.71-115-gd4b9c892aea4) > > > > Full Build Summary: >

Re: stable-rc/linux-4.9.y build: 183 builds: 179 failed, 4 passed, 179 errors (v4.9.71-115-gd4b9c892aea4)

2017-12-21 Thread Arnd Bergmann
On Thu, Dec 21, 2017 at 12:06 PM, kernelci.org bot wrote: > stable-rc/linux-4.9.y build: 183 builds: 179 failed, 4 passed, 179 errors > (v4.9.71-115-gd4b9c892aea4) > > Full Build Summary: > https://kernelci.org/build/stable-rc/branch/linux-4.9.y/kernel/v4.9.71-115-gd4b9c89

Re: Status of reverted Linux patch "tty: Fix ldisc crash on reopened tty", Linux 4.9 kernel frequent crashes

2017-09-01 Thread Mikulas Patocka
On Thu, 31 Aug 2017, Greg Kroah-Hartman wrote: > On Wed, Aug 30, 2017 at 11:10:14PM +0300, Pasi Kärkkäinen wrote: > > Hello everyone, > > > > Recently Nathan March reported on centos-virt list he's getting frequent > > Linux kernel crashes with Linux 4.9 L

Re: Status of reverted Linux patch "tty: Fix ldisc crash on reopened tty", Linux 4.9 kernel frequent crashes

2017-09-01 Thread Pasi Kärkkäinen
ted on centos-virt list he's getting frequent > > > Linux kernel crashes with Linux 4.9 LTS kernel because of the missing > > > patch > > > "tty: Fix ldisc crash on reopened tty". > > > > Crashes with "normal" operation, or crashes whe

Re: Status of reverted Linux patch "tty: Fix ldisc crash on reopened tty", Linux 4.9 kernel frequent crashes

2017-08-30 Thread Michael Neuling
On Thu, 2017-08-31 at 06:36 +0200, Greg Kroah-Hartman wrote: > On Wed, Aug 30, 2017 at 11:10:14PM +0300, Pasi Kärkkäinen wrote: > > Hello everyone, > > > > Recently Nathan March reported on centos-virt list he's getting frequent > > Linux kernel crashes with Lin

Re: Status of reverted Linux patch "tty: Fix ldisc crash on reopened tty", Linux 4.9 kernel frequent crashes

2017-08-30 Thread Greg Kroah-Hartman
On Wed, Aug 30, 2017 at 11:10:14PM +0300, Pasi Kärkkäinen wrote: > Hello everyone, > > Recently Nathan March reported on centos-virt list he's getting frequent > Linux kernel crashes with Linux 4.9 LTS kernel because of the missing patch > "tty: Fix ldisc crash on reo

Status of reverted Linux patch "tty: Fix ldisc crash on reopened tty", Linux 4.9 kernel frequent crashes

2017-08-30 Thread Pasi Kärkkäinen
Hello everyone, Recently Nathan March reported on centos-virt list he's getting frequent Linux kernel crashes with Linux 4.9 LTS kernel because of the missing patch "tty: Fix ldisc crash on reopened tty". The patch was already merged upstream here: https://git.kernel.org/pub/s

Re: AMD Polaris 12 / RX 5xx support for Linux 4.9.x

2017-08-09 Thread Greg KH
On Wed, Aug 09, 2017 at 07:36:20PM +0200, Axel Rohde wrote: > > Hi Kernel Maintainers, >   > I'm using Debian 9 ("Stretch", has just become stable) with Kernel 4.9.30. >   > Recently I added a AMD Radeon RX 550 (Polaris 12) graphics board to my system > to connect an > Ultra HD Monitor using Disp

AMD Polaris 12 / RX 5xx support for Linux 4.9.x

2017-08-09 Thread Axel Rohde
Hi Kernel Maintainers,   I'm using Debian 9 ("Stretch", has just become stable) with Kernel 4.9.30.   Recently I added a AMD Radeon RX 550 (Polaris 12) graphics board to my system to connect an Ultra HD Monitor using Display Port 1.2, which the Intel Ivy Bridge core i5 lacks.   Unfortunately 4.9

Re: [Qemu-devel] [RFH] qemu-2.6 memory corruption with OVMF and linux-4.9

2017-06-20 Thread Philipp Hahn
Hello, Am 18.06.2017 um 20:22 schrieb Philipp Hahn: > Am 17.06.2017 um 18:51 schrieb Laszlo Ersek: >> (I also recommend using the "vbindiff" tool for such problems, it is >> great for picking out patterns.) >> >> ** ** ** ** ** ** ** ** 8 9 ** ** ** 13 14 15 >> -- -- -- -- -

Re: [Qemu-devel] [RFH] qemu-2.6 memory corruption with OVMF and linux-4.9

2017-06-18 Thread Philipp Hahn
Am 18.06.2017 um 20:27 schrieb Dr. David Alan Gilbert: > * Philipp Hahn (h...@univention.de) wrote: >> Hello, >> >> Am 17.06.2017 um 18:51 schrieb Laszlo Ersek: >>> (I also recommend using the "vbindiff" tool for such problems, it is >>> great for picking out patterns.) >>> >>> ** ** ** *

Re: [Qemu-devel] [RFH] qemu-2.6 memory corruption with OVMF and linux-4.9

2017-06-18 Thread Dr. David Alan Gilbert
* Philipp Hahn (h...@univention.de) wrote: > Hello, > > Am 17.06.2017 um 18:51 schrieb Laszlo Ersek: > > (I also recommend using the "vbindiff" tool for such problems, it is > > great for picking out patterns.) > > > > ** ** ** ** ** ** ** ** 8 9 ** ** ** 13 14 15 > > -- --

Re: [Qemu-devel] [RFH] qemu-2.6 memory corruption with OVMF and linux-4.9

2017-06-18 Thread Philipp Hahn
Hello, Am 17.06.2017 um 18:51 schrieb Laszlo Ersek: > (I also recommend using the "vbindiff" tool for such problems, it is > great for picking out patterns.) > > ** ** ** ** ** ** ** ** 8 9 ** ** ** 13 14 15 > -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- > 01

Re: [Qemu-devel] [RFH] qemu-2.6 memory corruption with OVMF and linux-4.9

2017-06-17 Thread Laszlo Ersek
On 06/16/17 19:03, Philipp Hahn wrote: > Comparing the corrupted (left) with the supposed (right) driver shows > the following pattern: >> /tmp/uefi.bin [+] 15038,1 Alles >> /tmp/uefi.ko [+]15038,1 Alles >> 003ac00:

[RFH] qemu-2.6 memory corruption with OVMF and linux-4.9

2017-06-16 Thread Philipp Hahn
Hello, I tried to get QEMU running with UEFI and SecureBoot. It sometimes works, but sometimes I get memory corruption: - the Debian installer sometimes fails to load the "libata.ko" or "e1000.ko" modules. - it it not always the same module - my guest kernel uses KASLR, which might explain differe

Re: stable-rc/linux-4.9.y build: 203 builds: 12 failed, 191 passed, 12 errors, 4 warnings (v4.9.31-86-gaa17912d6233)

2017-06-12 Thread gregkh
On Mon, Jun 12, 2017 at 01:18:55PM +0200, Arnd Bergmann wrote: > On Mon, Jun 12, 2017 at 12:16 PM, kernelci.org bot wrote: > > stable-rc/linux-4.9.y build: 203 builds: 12 failed, 191 passed, 12 errors, > > 4 warnings (v4.9.31-86-gaa17912d6233) > > > > Ful

Re: stable-rc/linux-4.9.y build: 203 builds: 12 failed, 191 passed, 12 errors, 4 warnings (v4.9.31-86-gaa17912d6233)

2017-06-12 Thread gregkh
On Mon, Jun 12, 2017 at 01:18:55PM +0200, Arnd Bergmann wrote: > On Mon, Jun 12, 2017 at 12:16 PM, kernelci.org bot wrote: > > stable-rc/linux-4.9.y build: 203 builds: 12 failed, 191 passed, 12 errors, > > 4 warnings (v4.9.31-86-gaa17912d6233) > > > > Ful

Re: stable-rc/linux-4.9.y build: 203 builds: 12 failed, 191 passed, 12 errors, 4 warnings (v4.9.31-86-gaa17912d6233)

2017-06-12 Thread Arnd Bergmann
On Mon, Jun 12, 2017 at 12:16 PM, kernelci.org bot wrote: > stable-rc/linux-4.9.y build: 203 builds: 12 failed, 191 passed, 12 errors, 4 > warnings (v4.9.31-86-gaa17912d6233) > > Full Build Summary: > https://kernelci.org/build/stable-rc/branch/linux-4.9.y/kernel/v4.9.31-8

Regression - Linux 4.9: ums_eneub6250 broken: transfer buffer not dma capable - Trace

2017-04-15 Thread Andreas Hartmann
Hello! Since Linux 4.9, ums_eneub6250 is broken. It's working fine if CONFIG_VMAP_STACK is disabled. I would be glad if it would be fixed. Thanks, kind regards, Andreas Apr 15 17:58:54 notebook2 kernel: usb 1-1.1: new high-speed USB device number 3 using ehci-pci Apr 15 17:58:54 note

Re: Linux 4.9: libceph: use BUG() instead of BUG_ON(1)

2017-03-12 Thread Greg Kroah-Hartman
On Sun, Mar 12, 2017 at 08:38:24PM +0100, Heinrich Schuchardt wrote: > Dear Greg, > > could you, please, consider the following patch for the next Linux 4.9 > release to avoid a build failure with gcc 4.9: > > d24cdcd3e40a6825135498e11c20c7976b9bf545 > libceph: use BUG(

Linux 4.9: libceph: use BUG() instead of BUG_ON(1)

2017-03-12 Thread Heinrich Schuchardt
Dear Greg, could you, please, consider the following patch for the next Linux 4.9 release to avoid a build failure with gcc 4.9: d24cdcd3e40a6825135498e11c20c7976b9bf545 libceph: use BUG() instead of BUG_ON(1) Best regards Heinrich Schuchardt

Re: linux 4.9 breaks pctv452e

2017-01-13 Thread Greg KH
On Fri, Jan 13, 2017 at 12:15:05PM +0100, Wolfgang Rohdewald wrote: > this OOPS always happens with 4.9. up to 4.9.3 > > all 4.8.x versions work fine. Ick. Any chance you can use 'git bisect' to determine which commit broke this for you? thanks, greg k-h

linux 4.9 breaks pctv452e

2017-01-13 Thread Wolfgang Rohdewald
this OOPS always happens with 4.9. up to 4.9.3 all 4.8.x versions work fine. Disabling VMAP_STACK does not fix it. [9.043616] dvb-usb: found a 'Technotrend TT Connect S2-3600' in warm state. [9.043619] pctv452e: pctv452e_power_ctrl: 1 [9.051329] BUG: unable to handle kernel NULL po

Re: Note on 4.10 merge window timing (was Re: Linux 4.9-rc8)

2016-12-23 Thread Al Viro
On Wed, Dec 07, 2016 at 05:07:15PM -0800, Linus Torvalds wrote: > On Wed, Dec 7, 2016 at 4:04 PM, Al Viro wrote: > > > > Could you run this just before cutting 4.10-rc1? > > Sure. I hope you'll remind me just in case, though. Doing so... Conversion in question is done by PATT='^[[:blank:]]*#[

Re: Linux 4.9-rc6

2016-12-21 Thread Eric Dumazet
On Sun, 2016-12-04 at 09:17 -0800, Eric Dumazet wrote: > On Sun, 2016-12-04 at 03:10 -0800, Linus Torvalds wrote: > > > > > > On Dec 4, 2016 02:43, "Thorsten Leemhuis" > > wrote: > > > > > > What the status of below patch? From the discussion it looks a > > lot

[ANNOUNCE] linux-4.9-ck1

2016-12-11 Thread Con Kolivas
These are patches designed to improve system responsiveness and interactivity with specific emphasis on the desktop, but configurable for any workload. The patchset is mainly centred around the Multiple Queue Skiplist Scheduler, MuQSS. -ck1 patches: http://ck.kolivas.org/patches/4.0/4.9/4.9-ck

[ANNOUNCE] MuQSS CPU scheduler v0.15 for linux-4.9

2016-12-11 Thread Con Kolivas
Announcing an updated stable version of the Multiple Queue Skiplist Scheduler, the successor to BFS, version 0.150 for linux-4.9. Download: http://ck.kolivas.org/patches/muqss/4.0/4.9/4.9-sched-MuQSS_150.patch Git tree: https://github.com/ckolivas/linux/tree/4.9-muqss --- Patch summary: The

Linux 4.9

2016-12-11 Thread Linus Torvalds
So Linux 4.9 is out, and the merge window for 4.10 is thus open. With the extra week for 4.9, the timing for the merge window is obviously a bit awkward, and it technically closes in two weeks on Christmas Day. But that is a pure technicality, because I will certainly stop pulling on the 23rd at

Re: Note on 4.10 merge window timing (was Re: Linux 4.9-rc8)

2016-12-07 Thread Linus Torvalds
On Wed, Dec 7, 2016 at 4:04 PM, Al Viro wrote: > > Could you run this just before cutting 4.10-rc1? Sure. I hope you'll remind me just in case, though. Especially since xmas eve in the Torvalds household tends to involve glögg and snaps. Linus

Re: Note on 4.10 merge window timing (was Re: Linux 4.9-rc8)

2016-12-07 Thread Al Viro
On Wed, Dec 07, 2016 at 10:32:47AM -0800, Linus Torvalds wrote: > Btw, for anybody with a calendar (or just excellent finger counting > skills), this should all be obvious, but I thought I'd make it very > explicit anyway: this means that 4.9 will be released this upcoming > Sunday, December 11th.

Note on 4.10 merge window timing (was Re: Linux 4.9-rc8)

2016-12-07 Thread Linus Torvalds
[ people I pulled from during the last merge window added in the bcc. Except i probably messed up the name->email conversion, so if you don't get it, it's because I'm incompetent ] On Sun, Dec 4, 2016 at 1:30 PM, Linus Torvalds wrote: > > So if anybody has been following the git tree, it should c

Re: Linux 4.9-rc8

2016-12-05 Thread Andrew Donnellan
On 06/12/16 10:40, Robert LeBlanc wrote: I'm not seeing a tag at https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/ . Was it pushed? You should probably be looking at https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/, where the tag certainly was pushed. An

Re: Linux 4.9-rc8

2016-12-05 Thread Robert LeBlanc
ink statistics counter errors > > Josef Bacik (1): > bpf: fix states equal logic for varlen access > > Julian Wollrath (1): > tcp: Set DEFAULT_TCP_CONG to bbr if DEFAULT_BBR is set > > Jérémy Lefaure (1): > mm, thp: propagation of conditional compilat

Re: Linux 4.9: Reported regressions as of Sunday, 2016-12-04

2016-12-05 Thread Adam Borowski
On Sun, Dec 04, 2016 at 01:26:05PM +0100, Thorsten Leemhuis wrote: > Desc: builddeb: fix cross-building to arm64 producing host-arch debs > Repo: 16-11-04 https://www.spinics.net/lists/linux-kbuild/msg13635.html > Stat: 16-11-11 https://www.spinics.net/lists/linux-kbuild/msg13696.html > Note: Nothi

Linux 4.9-rc8

2016-12-04 Thread Linus Torvalds
ot use tx queue lock in tx completion handler Linus Torvalds (3): Re-enable CONFIG_MODVERSIONS in a slightly weaker form Fix up a couple of field names in the CREDITS file Linux 4.9-rc8 Liping Zhang (1): netfilter: nft_range: add the missing NULL pointer check Loic Pallardy

Re: Linux 4.9-rc6

2016-12-04 Thread Eric Dumazet
On Sun, 2016-12-04 at 03:10 -0800, Linus Torvalds wrote: > > > On Dec 4, 2016 02:43, "Thorsten Leemhuis" > wrote: > > > What the status of below patch? From the discussion it looks a > lot like > it was developed to fix a regression in 4.9, but the patch

Linux 4.9: Reported regressions as of Sunday, 2016-12-04

2016-12-04 Thread Thorsten Leemhuis
Hi! Here is my fifth regression report for Linux 4.9. It lists 11 regressions I'm aware of. 4 of them are new; 6 got fixed since the last report -- that was two weeks ago, because I yet again didn't find any spare time to compile a report last Sunday :-/ As always: Are you aware of

Re: Linux 4.9-rc6

2016-12-04 Thread Thorsten Leemhuis
Lo! On 21.11.2016 14:51, Eric Dumazet wrote: > On Mon, 2016-11-21 at 05:32 -0800, Eric Dumazet wrote: >> Oh, this was definitely my intent of course, thanks for noticing this >> typo ;) > V2 is fixing this, and brings back NUMA spreading, > (eg alloc_large_system_hash() done at boot time ) What th

Linux 4.9-rc7

2016-11-27 Thread Linus Torvalds
net: phy: micrel: fix KSZ8041FTL supported value Linus Torvalds (2): Fix subtle CONFIG_MODVERSIONS problems Linux 4.9-rc7 Matt Redfearn (1): MIPS: mm: Fix output of __do_page_fault Matthias Brugger (1): drm/mediatek: fix null pointer dereference Mauricio Faria de Oliv

Re: Linux 4.9: Reported regressions as of Sunday, 2016-11-20

2016-11-24 Thread Arnd Bergmann
On Sunday, November 20, 2016 4:09:51 PM CET Thorsten Leemhuis wrote: > > == Fixed since last report == > > Desc: module loadling broken due to kbuild changes > Repo: 16-10-15 http://www.gossamer-threads.com/lists/linux/kernel/2544734 > Stat: Fixes > https://git.kernel.org/torvalds/c/4efca4ed05cb

Re: Linux 4.9: Reported regressions as of Sunday, 2016-11-20

2016-11-24 Thread Paul Bolle
On Sun, 2016-11-20 at 16:09 +0100, Thorsten Leemhuis wrote: > Desc: "build regression: make.cross ARCH=mips fails with ""No rule to make > target 'alchemy/devboards/'. """ > Repo: 16-10-30 > https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg1262410.html > https://marc.info/?l=linux-ke

Re: Linux 4.9-rc6

2016-11-21 Thread Eric Dumazet
On Mon, 2016-11-21 at 05:51 -0800, Eric Dumazet wrote: > + while (chunk_order) { > + if (node == NUMA_NO_NODE) > + page = alloc_pages(multi_alloc_mask, > chunk_order); > + else > + page = a

Re: Linux 4.9-rc6

2016-11-21 Thread Eric Dumazet
On Mon, 2016-11-21 at 05:32 -0800, Eric Dumazet wrote: > > Oh, this was definitely my intent of course, thanks for noticing this > typo ;) V2 is fixing this, and brings back NUMA spreading, (eg alloc_large_system_hash() done at boot time ) lpaa24:~# grep alloc_large /proc/vmallocinfo 0xc9

Re: Linux 4.9-rc6

2016-11-21 Thread Eric Dumazet
On Mon, 2016-11-21 at 00:34 -0800, David Rientjes wrote: > On Sun, 20 Nov 2016, Eric Dumazet wrote: > > > Another potential issue with CONFIG_VMAP_STACK is that we make no > > attempt to allocate 4 consecutive pages. > > > > Even if we have plenty of memory, 4 calls to alloc_page() are likely to

Re: Linux 4.9-rc6

2016-11-21 Thread David Rientjes
On Sun, 20 Nov 2016, Eric Dumazet wrote: > Another potential issue with CONFIG_VMAP_STACK is that we make no > attempt to allocate 4 consecutive pages. > > Even if we have plenty of memory, 4 calls to alloc_page() are likely to > give us 4 pages in completely different locations. > > Here I prin

Re: Linux 4.9-rc6

2016-11-20 Thread Eric Dumazet
On Mon, 2016-11-21 at 01:35 +, Al Viro wrote: > > Umm... One possibility would be something like fs/namespace.c:m_start() - > if nothing has changed since the last time, just use a cached pointer. > That has sped the damn thing (/proc/mounts et.al.) big way, but it's > dependent upon having

Re: Linux 4.9-rc6

2016-11-20 Thread Al Viro
On Sun, Nov 20, 2016 at 03:27:07PM -0800, Linus Torvalds wrote: > On Sun, Nov 20, 2016 at 2:27 PM, Eric Dumazet wrote: > > > > Hosts with ~100,000 threads have an issue with /prov/vmallocinfo > > > > It can take about 800 usec to skip over ~100,000 struct vmap_area > > in s_start(), while holding

Re: Linux 4.9-rc6

2016-11-20 Thread Linus Torvalds
On Sun, Nov 20, 2016 at 2:27 PM, Eric Dumazet wrote: > > Hosts with ~100,000 threads have an issue with /prov/vmallocinfo > > It can take about 800 usec to skip over ~100,000 struct vmap_area > in s_start(), while holding vmap_area_lock spinlock, and therefore > blocking fork()/pthread_create(). >

Re: Linux 4.9-rc6

2016-11-20 Thread Eric Dumazet
On Sun, 2016-11-20 at 14:05 -0800, Linus Torvalds wrote: > That said, nothing particular is bothering me all that much, but we've > had some of the VMALLOC_STACK fixups continue to trickle in, so I > worry that we're not quite done there yet. And let's see what > Thorsten's regression list looks l

Linux 4.9-rc6

2016-11-20 Thread Linus Torvalds
for ipv4/ipv6 networks Linus Torvalds (3): Revert "printk: make reading the kernel log flush pending lines" ASoC: lpass-platform: fix uninitialized variable Linux 4.9-rc6 Linus Walleij (5): video: ARM CLCD: fix Vexpress regression i2c: mux: fix up dependenci

Re: Linux 4.9: Reported regressions as of Sunday, 2016-11-20

2016-11-20 Thread Adam Borowski
On Sun, Nov 20, 2016 at 04:09:51PM +0100, Thorsten Leemhuis wrote: > Hi! Here is my fourth regression report for Linux 4.9. > == Current regressions == > > Desc: builddeb: fix cross-building to arm64 producing host-arch debs > Repo: 16-11-04 https://www.spinics.net/lists/linux-

Linux 4.9: Reported regressions as of Sunday, 2016-11-20

2016-11-20 Thread Thorsten Leemhuis
Hi! Here is my fourth regression report for Linux 4.9. It lists 10 regressions I'm aware of. 6 of them are new; 11 got fixed (wow!) since the last report -- that was two weeks ago, because I didn't find any spare time to compile a report last Sunday :-/ As always: Are you aware of

Re: Linux 4.9-rc4 double free from pp_release()

2016-11-14 Thread Shuah Khan
On 11/09/2016 03:59 PM, Sudip Mukherjee wrote: > Hi Shuah > > On Wednesday 09 November 2016 10:04 PM, Shuah Khan wrote: >> Hi Sudip/Greg, >> >> I am seeing the following double free from pp_release() in Linux 4.9-rc4 >> Is this a known problem? > > Can you

Linux 4.9-rc5

2016-11-13 Thread Linus Torvalds
musb: remove duplicated actions Larry Finger (1): drm/radeon: Fix kernel panic on shutdown Laura Abbott (2): clk: xgene: Don't call __pa on ioremaped address cpupower: Correct return type of cpu_power_is_cpu_online() in cpufreq-set Linus Torvalds (1): Linux 4.9-rc5 Lo

Re: Linux 4.9-rc4 double free from pp_release()

2016-11-09 Thread Sudip Mukherjee
Hi Shuah On Wednesday 09 November 2016 10:04 PM, Shuah Khan wrote: Hi Sudip/Greg, I am seeing the following double free from pp_release() in Linux 4.9-rc4 Is this a known problem? Can you please check if the patch at [1] fixes the problem. [1] https://patchwork.kernel.org/patch/9404815

Linux 4.9-rc4 double free from pp_release()

2016-11-09 Thread Shuah Khan
Hi Sudip/Greg, I am seeing the following double free from pp_release() in Linux 4.9-rc4 Is this a known problem? -- Shuah [ 54.732175] device: 'ppdev0.0': device_add [ 54.732220] bus: 'parport': add device ppdev0.0 [ 54.732388] PM: Adding info for parport:ppdev0.

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 Jani Nikula
On Wed, 09 Nov 2016, Martin Steigerwald wrote: > Also no graphics glitches with external DisplayPort connected display. Thanks for confirming this. The fix should make it to -rc5. > *However*, I got a soft freeze and a hard freeze (well after about a > minute I gave up and rebooted by pressing p

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: > > > > It is also the same kind

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 > > > > > > [Bug 177701] warning in intel_dp_aux_tr

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.cgi?id=177701 > > > > Just compar

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.cgi?id=177701 > > > > Just compar

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

2016-11-07 Thread 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.cgi?id=177701 > > Just compare > > https://bugzilla.kernel.org/attachment.cgi?id=241801 > > with > > https:

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, this time > >> because I felt this rc

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

2016-11-07 Thread 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, this time >> because I felt this rc was already big enough. > > With kernel 4.9-rc4 I saw gfx corruptions like

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 afternoon rather than Sunday, this time > > > becaus

Re: Linux 4.9-rcX: rcu_preempt detected stalls on CPUs/tasks messages

2016-11-06 Thread Tobias Klausmann
On 05.11.2016 23:38, Gabriel C wrote: Hello , I've tested 4.9-rcX and Linus git tree and have on this box the following messages : . Nov 05 20:26:40 zwerg kernel: INFO: rcu_preempt detected stalls on CPUs/tasks: Nov 05 20:26:40 zwerg kernel: Tasks blocked on level-0 rcu_node (C

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 afternoon rather than Sunday, this time > > > becaus

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

2016-11-06 Thread 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 afternoon rather than Sunday, this time > > because I felt this rc was already big enough. > > With kernel 4.9-rc4 I saw gf

[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

Linux 4.9: Reported regressions as of Sunday, 2016-11-06

2016-11-06 Thread Thorsten Leemhuis
Hi! Here is my third regression report for Linux 4.9. It lists 17 regressions I'm aware of. 6 of them are new; 3 got fixed since last weeks report (a fourth looks fixed as well). The console problem ("console: don't prefer first registered [...]") got reported to me multiple t

Re: Linux 4.9: Reported regressions as of Sunday, 2016-10-30

2016-11-06 Thread Thorsten Leemhuis
Lo! On 01.11.2016 09:18, Paul Bolle wrote: > On Sun, 2016-10-30 at 14:20 +0100, Thorsten Leemhuis wrote: >> As always: Are you aware of any other regressions? Then please let me >> know (simply CC regressi...@leemhuis.info). > Do build regressions count? That's a good question. > Because I was tr

Linux 4.9-rc4

2016-11-05 Thread Linus Torvalds
Ladi Prosek (1): virtio_ring: Make interrupt suppression spec compliant Larry Finger (1): rtlwifi: Fix regression caused by commit d86e64768859 Lars-Peter Clausen (1): gpio: GPIO_GET_LINE{HANDLE,EVENT}_IOCTL: Fix file descriptor leak Linus Lüssing (1): batman-adv: fix s

Linux 4.9-rcX: rcu_preempt detected stalls on CPUs/tasks messages

2016-11-05 Thread Gabriel C
Hello , I've tested 4.9-rcX and Linus git tree and have on this box the following messages : . Nov 05 20:26:40 zwerg kernel: INFO: rcu_preempt detected stalls on CPUs/tasks: Nov 05 20:26:40 zwerg kernel: Tasks blocked on level-0 rcu_node (CPUs 0-15): P0 Nov 05 20:26:40 zwerg kerne

[GIT PULL] KVM fixes for Linux 4.9-rc4

2016-11-03 Thread Paolo Bonzini
Linus, The following changes since commit 07d9a380680d1c0eb51ef87ff2eab5c994949e69: Linux 4.9-rc2 (2016-10-23 17:10:14 -0700) are available in the git repository at: git://git.kernel.org/pub/scm/virt/kvm/kvm.git tags/for-linus for you to fetch changes up to

Re: Linux 4.9: Reported regressions as of Sunday, 2016-10-30

2016-11-01 Thread Paul Bolle
On Sun, 2016-10-30 at 14:20 +0100, Thorsten Leemhuis wrote: > As always: Are you aware of any other regressions? Then please let me > know (simply CC regressi...@leemhuis.info). Do build regressions count? Because I was trying to fix an obscure build issue in arch/mips, choose a random configurat

Re: Linux 4.9: Reported regressions as of Sunday, 2016-10-30

2016-10-31 Thread Andreas Schwab
On Okt 30 2016, Benjamin Herrenschmidt wrote: > On Sun, 2016-10-30 at 14:20 +0100, Thorsten Leemhuis wrote: >> >> Desc: PPC32: fails to boot on my PowerBook G4 Aluminum; bisected to >> commit 05fd007e4629 >> Repo: 2016-10-20 https://www.mail-archive.com/linux-kernel@vger.kerne >> l.org/msg125339

Re: Linux 4.9: Reported regressions as of Sunday, 2016-10-30

2016-10-31 Thread Linus Torvalds
On Sun, Oct 30, 2016 at 6:20 AM, Thorsten Leemhuis wrote: > > Desc: tpm0: TPM self test failed > Repo: 2016-10-28 > https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg1259943.html > Stat: 2016-10-28 > https://www.mail-archive.com/linux-kernel@vger.kernel.org/msg1260452.html > https://

Re: Linux 4.9: Reported regressions as of Sunday, 2016-10-30

2016-10-30 Thread Benjamin Herrenschmidt
On Sun, 2016-10-30 at 14:20 +0100, Thorsten Leemhuis wrote: > > Desc: PPC32: fails to boot on my PowerBook G4 Aluminum; bisected to > commit 05fd007e4629 > Repo: 2016-10-20 https://www.mail-archive.com/linux-kernel@vger.kerne > l.org/msg1253391.html > Stat: 2016-10-22 https://www.mail-archive.com/

Linux 4.9: Reported regressions as of Sunday, 2016-10-30

2016-10-30 Thread Thorsten Leemhuis
Hi! Here is my second regression report for Linux 4.9. It lists 14 regressions I'm aware of. 4 of them are new; 3 got fixed since last weeks report. As always: Are you aware of any other regressions? Then please let me know (simply CC regressi...@leemhuis.info). And please tell me if the

Linux 4.9-rc3

2016-10-29 Thread Linus Torvalds
ference when reading /proc//auxv Linus Torvalds (5): proc: don't use FOLL_FORCE for reading cmdline and environment mm: remove per-zone hashtable of bitlock waitqueues mm: remove unused variable in memory hotplug Allow KASAN and HOTPLUG_MEMORY to co-exist when doing build

Re: [GIT PULL] tpmdd critical fix for Linux 4.9

2016-10-29 Thread Jarkko Sakkinen
gs/tpmdd-next-20161005 > > for you to fetch changes up to 65da72b7ddcdd8990e4783d09c7e86d90ccb4121: > > tpm: remove invalid min length check from tpm_do_selftest() (2016-10-05 > 18:21:58 +0300) > > -------

Linux 4.9-rc2

2016-10-23 Thread Linus Torvalds
nvme: don't schedule multiple resets Linus Torvalds (3): mm: remove gup_flags FOLL_WRITE games from __get_user_pages() printk: suppress empty continuation lines Linux 4.9-rc2 Longpeng(Mike) (1): x86: Remove duplicate rtit status MSR macro Lorenzo Pieralisi (1):

Linux 4.9: Reported regressions as of Sunday, 2016-10-23

2016-10-23 Thread Thorsten Leemhuis
Hi! Here is my first regression report for Linux 4.9. It lists 14 regressions I'm aware of. As always: Are you aware of any other regressions? Then please let me know (simply CC regressi...@leemhuis.info). And please tell me if there is anything in the report that shouldn't be th

Re: linux-4.9-rc1/drivers/staging/lustre/lustre/osc/osc_request.c:973: always false test ?

2016-10-17 Thread gre...@linuxfoundation.org
On Mon, Oct 17, 2016 at 07:33:33AM +, David Binderman wrote: > Hello there, > > > > linux-4.9-rc1/drivers/staging/lustre/lustre/osc/osc_request.c:973]: (style) > Checking if unsigned variable 'cli.cl_avail_grant' is less than zero. > > > &

Re: linux-4.9-rc1/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c:1561: poor error checking ?

2016-10-17 Thread Luca Coelho
Hi David, On Mon, 2016-10-17 at 07:40 +, David Binderman wrote: > Hello there, > > linux-4.9-rc1/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c:1561]: (style) > Checking if unsigned variable 'len' is less than zero. > > Source code is > > len = min(

linux-next: stats (Was: Linux 4.9-rc1)

2016-10-16 Thread Stephen Rothwell
Hi all, As usual, the executive friendly graph is at http://neuling.org/linux-next-size.html :-) (No merge commits counted, next-20161004 was the first linux-next after the merge window opened.) Commits in v4.9-rc1 (relative to v4.8):14308 Commits in next-20161004:

Linux 4.9-rc1

2016-10-15 Thread Linus Torvalds
I usually do the releases on a Sunday afternoon, but occasionally cut the merge window short by a day just to keep people on their toes, and make sure people learn not to send in last-minute pull requests. No gaming the merge window to the last day. This is one such release. To be fair, the reason

Re: [GIT PULL] Please pull NFS client changes for Linux 4.9

2016-10-14 Thread Anna Schumaker
On 10/14/2016 12:24 AM, Linus Torvalds wrote: > On Thu, Oct 13, 2016 at 1:21 PM, Anna Schumaker > wrote: >> >> git://git.linux-nfs.org/projects/anna/linux-nfs.git tags/nfs-for-4.9-1 > > Please keep the summary of changes in the email too. I can see it in > the tag, and it will show up when I do

Re: [GIT PULL] Please pull NFS client changes for Linux 4.9

2016-10-13 Thread Linus Torvalds
On Thu, Oct 13, 2016 at 1:21 PM, Anna Schumaker wrote: > > git://git.linux-nfs.org/projects/anna/linux-nfs.git tags/nfs-for-4.9-1 Please keep the summary of changes in the email too. I can see it in the tag, and it will show up when I do a pull that way, but I'd _really_ like to see it in the e

[GIT PULL] Please pull NFS client changes for Linux 4.9

2016-10-13 Thread Anna Schumaker
Hi Linus, The following changes since commit 3be7988674ab33565700a37b210f502563d932e6: Linux 4.8-rc7 (2016-09-18 17:27:41 -0700) are available in the git repository at: git://git.linux-nfs.org/projects/anna/linux-nfs.git tags/nfs-for-4.9-1 for you to fetch changes up to 3f807e5ae5597bd65a6

[GIT PULL] tpmdd critical fix for Linux 4.9

2016-10-06 Thread Jarkko Sakkinen
18:21:58 +0300) tpmdd critical fix for Linux 4.9 Jarkko Sakkinen (1): tpm: remove invalid min length check from tpm_do_selftest() drivers/char/tpm/tpm-inter

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