[Kernel-packages] [Bug 1488719] Re: dmesg shows "[drm:gen8_irq_handler [i915]] *ERROR* The master control interrupt lied (SDE)!"

2015-12-24 Thread ming
Want to mention that I am hit by this problem too. HP-ProBook-430-G2 3.19.0-42-generic x86_64 Downgraded to 3.13.0-74 did not work out because hit by another different problem which shows up in 3.13.0-74, ie when wake up from suspend, the display got messed up. The display will not be restored c

[Kernel-packages] [Bug 1383184] Re: Atheros Qualcomm Killer N1525 Wireless-AC [168c:003e] not supported

2015-06-06 Thread Ming
Hey, I've been following the instruction in comment #115. I've got up to step 5 and when I run the command make -jX, I get the following output. scripts/kconfig/conf --silentoldconfig Kconfig drivers/media/rc/Kconfig:346: can't open file "drivers/media/rc/img-ir/Kconfig" make[2]: *** [silentoldco

[Kernel-packages] [Bug 1383184] Re: Atheros Qualcomm Killer N1525 Wireless-AC [168c:003e] not supported

2015-06-07 Thread Ming
Hey, I figured out my problem. Turns out that some of the header files and code were broken (had a padlock on the icon) or were missing altogether. I made new copies of the file with the same code and formatting. After that, there were no problems running the command: make -jX @Jane Doe, Isaiah:

[Kernel-packages] [Bug 1647793] Re: Yakkety: arm64: CONFIG_ARM64_ERRATUM_845719 isn't enabled

2017-01-04 Thread Ming Lei
** Tags removed: verification-needed-yakkety ** Tags added: verification-done-yakkety -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1647793 Title: Yakkety: arm64: CONFIG_ARM64_ERRATUM_8

[Kernel-packages] [Bug 1553934] [NEW] xenial: 'msi_irqs' directory isn't show under pci device capable of MSI

2016-03-07 Thread Ming Lei
Public bug reported: When I test xenial kernel about PCI function on one ARM64 box, I see the PCI device does work, and this device is shown with MSI capability. But the msi_irqs directory can't be found under: ./platform/soc/1f2b.pcie/pci:00/:00:00.0/:01:00.0/ When I trace the

[Kernel-packages] [Bug 1553934] Re: xenial: 'msi_irqs' directory isn't show under pci device capable of MSI

2016-03-14 Thread Ming Lei
Finally figured out that the 'msi_irqs' directory can't show once the tg3 interface is down. When I make it up manually, the directory can appear. So looks an invalide report. ** Changed in: linux (Ubuntu Xenial) Status: Incomplete => Invalid -- You received this bug notification becaus

[Kernel-packages] [Bug 1548207] Re: xenial 4.4.0-7-generic: kernel oops during load module

2016-02-22 Thread Ming Lei
When this commit c8d73ebfe19daac81b7cb5c8d1dd(module: clean up RO/NX handling) is reverted, the issue disappeares. So the above commit should be the cause. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.lau

Re: [Kernel-packages] [Bug 1547718] Re: 4.4.0-7.22 no longer boots on arm64

2016-02-22 Thread Ming Lei
Looks it is enough to just revert 'e96e20134729121689a0089537c6ed(module: clean up RO/NX handling)' for fixing the issue. But the interesting thing is that there isn't the problem in upstream kernel 4.5-rc5, and the commit(module: clean up RO/NX handling) isn't reverted in upstream yet. So looks

Re: [Kernel-packages] [Bug 1547718] Re: 4.4.0-7.22 no longer boots on arm64

2016-02-22 Thread Ming Lei
On Mon, Feb 22, 2016 at 4:37 PM, Ming Lei wrote: > Looks it is enough to just revert > 'e96e20134729121689a0089537c6ed(module: clean up RO/NX handling)' > for fixing the issue. > > But the interesting thing is that there isn't the problem in upstream kernel > 4.5-

[Kernel-packages] [Bug 1548207] [NEW] xenial 4.4.0-7-generic: kernel oops during load module

2016-02-22 Thread Ming Lei
Public bug reported: EFI stub: Booting Linux Kernel... EFI stub: Using DTB from configuration table EFI stub: Exiting boot services and installing virtual address map... L3c Cache: 8MB [0.587986] kernel BUG at /build/linux-RKt9qy/linux-4.4.0/mm/memory.c:1887! [0.594918] Internal error: Oop

[Kernel-packages] [Bug 1548207] Re: xenial 4.4.0-7-generic: kernel oops during load module

2016-02-22 Thread Ming Lei
*** This bug is a duplicate of bug 1547718 *** https://bugs.launchpad.net/bugs/1547718 ** This bug has been marked a duplicate of bug 1547718 4.4.0-7.22 no longer boots on arm64 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux

[Kernel-packages] [Bug 1548207] Re: xenial 4.4.0-7-generic: kernel oops during load module

2016-02-22 Thread Ming Lei
** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1548207 Title: xenial 4.4.0-7-generic: kernel oops during load module

[Kernel-packages] [Bug 1575506] [NEW] Xenial: ARM64: Unable to handle kernel NULL pointer dereference at virtual address 00000038

2016-04-27 Thread Ming Lei
Public bug reported: When running 'stress-ng --all 64 -t 800 -v' on Xenial/ARM64, the following kernel oops is triggered. [ 93.309158] Unable to handle kernel NULL pointer dereference at virtual address 0038 [ 93.309160] pgd = 8007a5914000 [ 93.309163] [0038] *pgd=0047a5

[Kernel-packages] [Bug 1575506] Re: Xenial: ARM64: Unable to handle kernel NULL pointer dereference at virtual address 00000038

2016-04-27 Thread Ming Lei
The issue can be reproduced on '4.4.0-22-generic #38' too -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1575506 Title: Xenial: ARM64: Unable to handle kernel NULL pointer dereference at

[Kernel-packages] [Bug 1575506] Re: Xenial: ARM64: Unable to handle kernel NULL pointer dereference at virtual address 00000038

2016-04-27 Thread Ming Lei
** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1575506 Title: Xenial: ARM64: Unable to handle kernel NULL pointer der

[Kernel-packages] [Bug 1575506] Re: Xenial: ARM64: Unable to handle kernel NULL pointer dereference at virtual address 00000038

2016-04-27 Thread Ming Lei
Upstream 4.6-rc6 hasn't this problem -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1575506 Title: Xenial: ARM64: Unable to handle kernel NULL pointer dereference at virtual address 00

Re: [Kernel-packages] [Bug 1575506] Re: Xenial: ARM64: Unable to handle kernel NULL pointer dereference at virtual address 00000038

2016-04-27 Thread Ming Lei
On Wed, Apr 27, 2016 at 4:31 PM, Ming Lei <1575...@bugs.launchpad.net> wrote: > Upstream 4.6-rc6 hasn't this problem > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/1575506 > > Title:

Re: [Kernel-packages] [Bug 1575506] Re: Xenial: ARM64: Unable to handle kernel NULL pointer dereference at virtual address 00000038

2016-04-28 Thread Ming Lei
On Thu, Apr 28, 2016 at 9:55 PM, Tim Gardner wrote: > Ming - please try the kernel at > http://people.canonical.com/~rtg/lp1575506/ - I've updated AUFS to the > latest stable branch. Source at git://kernel.ubuntu.com/rtg/ubuntu- > xenial.git aufs Looks no difference by installi

Re: [Kernel-packages] [Bug 1574814] Re: ThunderX: soft lockup in cursor_timer_handler() Edit

2016-04-29 Thread Ming Lei
It can be triggered 100% by running 'tcpdump -I ethX'. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1574814 Title: ThunderX: soft lockup in cursor_timer_handler() Edit Status in linux

Re: [Kernel-packages] [Bug 1574814] Re: ThunderX: soft lockup in cursor_timer_handler() Edit

2016-05-02 Thread Ming Lei
On Tue, May 3, 2016 at 10:35 AM, dann frazier wrote: > On Fri, Apr 29, 2016 at 2:06 AM, Ming Lei <1574...@bugs.launchpad.net> wrote: >> It can be triggered 100% by running 'tcpdump -I ethX'. > > Thanks Ming. I let that run for a few hours, but was unable to >

Re: [Kernel-packages] [Bug 1574814] Re: ThunderX: soft lockup in cursor_timer_handler() Edit

2016-05-02 Thread Ming Lei
On Tue, May 3, 2016 at 1:14 PM, Radha Mohan Chintakuntla wrote: > Ming, > The "-I" option of tcpdump is monitoring mode typically applicable only to > wifi interfaces. So even if you run it on Thunder's NIC interfaces it will > return saying that this is not support

Re: [Kernel-packages] [Bug 1574814] Re: ThunderX: soft lockup in cursor_timer_handler() Edit

2016-05-16 Thread Ming Lei
On Fri, May 13, 2016 at 7:22 AM, dann frazier wrote: > I used ftrace to do some duration measuring of the timer function > fb_flashcursor(). I noticed several places where this timer takes around > 98 ms to complete. This time seems to be due to multiple calls to > __memcpy_toio() in ast_dirty_upd

Re: [Kernel-packages] [Bug 1574814] Re: ThunderX: soft lockup in cursor_timer_handler() Edit

2016-05-16 Thread Ming Lei
On Mon, May 16, 2016 at 5:25 PM, Ming Lei wrote: > On Fri, May 13, 2016 at 7:22 AM, dann frazier > wrote: >> I used ftrace to do some duration measuring of the timer function >> fb_flashcursor(). I noticed several places where this timer takes around >> 98 ms to complet

Re: [Kernel-packages] [Bug 1574814] Re: ThunderX: soft lockup in cursor_timer_handler() Edit

2016-05-16 Thread Ming Lei
On Tue, May 17, 2016 at 12:12 PM, Ming Lei wrote: > On Mon, May 16, 2016 at 5:25 PM, Ming Lei wrote: >> On Fri, May 13, 2016 at 7:22 AM, dann frazier >> wrote: >>> I used ftrace to do some duration measuring of the timer function >>> fb_flashcursor(). I notice

Re: [Kernel-packages] [Bug 1533009] Re: arm64: "unsupported RELA relocation"

2016-01-12 Thread Ming Lei
When I built 4.3.0-7-generic on arm64(mustang) Wily with the following steps, fakeroot debian/rules clean fakeroot debian/rules binary-generic by this compiler: ubuntu@ubuntu:~$ gcc -v Using built-in specs. COLLECT_GCC=gcc COLLECT_LTO_WRAPPER=/usr/lib/gcc/aarch64-linux-gnu/5/lt

Re: [Kernel-packages] [Bug 1533009] Re: arm64: "unsupported RELA relocation"

2016-01-13 Thread Ming Lei
0108 (Ubuntu/Linaro 5.3.1-5ubuntu2) On Wed, Jan 13, 2016 at 9:11 AM, Ming Lei wrote: > When I built 4.3.0-7-generic on arm64(mustang) Wily with the following steps, > > fakeroot debian/rules clean > fakeroot debian/rules binary-generic > > by this compiler: &

Re: [Kernel-packages] [Bug 1533009] Re: arm64: "unsupported RELA relocation"

2016-01-13 Thread Ming Lei
Hi, Wrt. the build environment, the built kernel/modules can work fine just after switching gcc from gcc-5 to gcc-4.9 and keep other things not changed in Xenial. So I am sure the issue is in Xenial gcc-5, and the bug should be introduced after 5.2.1-22ubuntu2 because Wily gcc-5 hasn't this probl

[Kernel-packages] [Bug 1533009] Re: arm64: "unsupported RELA relocation"

2016-01-15 Thread Ming Lei
Looks the latest proposed gcc-5.3.1-6ubuntu1 has the problem too. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1533009 Title: arm64: "unsupported RELA relocation" Status in gcc-5 pac

Re: [Kernel-packages] [Bug 1533009] Re: arm64: "unsupported RELA relocation"

2016-01-15 Thread Ming Lei
On Fri, Jan 15, 2016 at 6:29 PM, Matthias Klose wrote: > please attach the preprocessed source and the exact command line options > to build the libahci module. Not only libahci modules, all built modules has the problem. Follows the command line for building libahci.ko: 1) apt-get source linux

[Kernel-packages] [Bug 1533009] Re: arm64: "unsupported RELA relocation"

2016-01-18 Thread Ming Lei
Dann, In my test, the issue is nothing to do with kernel, and only related with modules built by the affected gcc 5.3. For example, the kernel running is built from gcc 5.2, then I rebuilt some modules by gcc 5.3, the issue comes when I try to load the just built module. BTW, '-mcmodel=large' i

[Kernel-packages] [Bug 1354242] Re: mellanox driver crash fix in leagcy EQ mode

2014-08-19 Thread Ming Lei
** Tags added: verification-done-trusty -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1354242 Title: mellanox driver crash fix in leagcy EQ mode Status in “linux” package in Ubuntu:

[Kernel-packages] [Bug 1360140] [NEW] trusty still uses APM's out-of-tree xgene-enet patches

2014-08-22 Thread Ming Lei
Public bug reported: Now all APM's xgene-enet patches are merged to linus tree already, so it is time to replace these out-of-tree patches with upstreamed xgene-enet commits. ** Affects: linux (Ubuntu) Importance: Undecided Status: Incomplete ** Tags: trusty -- You received thi

[Kernel-packages] [Bug 1359146] Re: Kernel crash when mounting bcache on a vm with virtio

2014-09-01 Thread Ming Lei
It should be a block-core problem introduced by this commit 05f1dd531521, anyone care to test the attached patch? ** Patch added: "block: merge segment in need" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1359146/+attachment/4192437/+files/blk-no-sg-merge.patch -- You received thi

[Kernel-packages] [Bug 1386490] Re: HP ProLiant m400 nic doesn't work after trusty

2014-12-23 Thread Ming Lei
ubuntu@ms10-42-mcdivittA3:~$ uname -a Linux ms10-42-mcdivittA3 3.16.0-29-generic #39-Ubuntu SMP Mon Dec 15 22:31:48 UTC 2014 aarch64 aarch64 aarch64 GNU/Linux ubuntu@ms10-42-mcdivittA3:~$ ping kernel.ubuntu.com PING kernel.ubuntu.com (91.189.94.216) 56(84) bytes of data. 64 bytes from zinc.canonic

[Kernel-packages] [Bug 1400349] Re: [SRU] new arm64 optimized copy_to_user and copy_from_user assembly code

2014-12-24 Thread Ming Lei
** Tags removed: verification-needed-utopic ** Tags added: verification-done-utopic -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1400349 Title: [SRU] new arm64 optimized copy_to_user a

[Kernel-packages] [Bug 1400349] Re: [SRU] new arm64 optimized copy_to_user and copy_from_user assembly code

2014-12-24 Thread Ming Lei
** Tags removed: verification-needed-trusty ** Tags added: verification-done-trusty -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1400349 Title: [SRU] new arm64 optimized copy_to_user a

[Kernel-packages] [Bug 1386490] Re: HP ProLiant m400 nic doesn't work after trusty

2014-11-27 Thread Ming Lei
I have sent out one patch to fix the problem for upstream: http://marc.info/?t=14170671845&r=1&w=2 Let's see the further discussion. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs

[Kernel-packages] [Bug 1386490] Re: HP ProLiant m400 nic doesn't work after trusty

2014-11-27 Thread Ming Lei
what do you think about it? Thanks, ** Changed in: linux (Ubuntu Utopic) Assignee: (unassigned) => Ming Lei (tom-leiming) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1386490 Title:

Re: [Kernel-packages] [Bug 1386490] Re: HP ProLiant m400 nic doesn't work after trusty

2014-12-01 Thread Ming Lei
On Tue, Dec 2, 2014 at 2:49 AM, dann frazier wrote: > On Thu, Nov 27, 2014 at 8:17 PM, Ming Lei <1386...@bugs.launchpad.net> wrote: >> >From ARM64 maintainer's viewpoint: >> >> http://marc.info/?l=linux-arm-kernel&m=141708838404470&w=2 >

[Kernel-packages] [Bug 1354349] Re: trusty crash(7.0.3 based) can't support arm64

2014-09-03 Thread Ming Lei
** Description changed: After investigation, looks VTOP() works mistakenly in current trusty crash on arm64. With the commit below, crash starts to working on arm64, and it can be applied cleanly on trusty crash, so could you guys merge it? https://github.com/crash- utility/crash

[Kernel-packages] [Bug 1360140] Re: trusty still uses APM's out-of-tree xgene-enet patches

2014-09-10 Thread Ming Lei
** Tags removed: verification-needed-trusty ** Tags added: verification-done-trusty -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1360140 Title: trusty still uses APM's out-of-tree xgen

[Kernel-packages] [Bug 1359146] Re: Kernel crash when mounting bcache on a vm with virtio

2014-09-13 Thread Ming Lei
merged to upstream as commit: https://github.com/torvalds/linux/commit/0738854939e6ec9b9111a8cfc0ca1dfa3cff6b2e -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1359146 Title: Kernel cras

[Kernel-packages] [Bug 1354242] [NEW] mellanox driver crash fix in leagcy EQ mode

2014-08-07 Thread Ming Lei
Public bug reported: 1, reproduction steps: - ethtool eth0 rx 128 - iperf -s - in iperf client side, run below: iperf -c IP_SRV -P128 -t 120 - then mellanox driver crash: [ cut here ] WARNING: CPU: 0 PID: 0 at net/sched/sch_generic.c:264 dev_watchdog+0x2a8/0x2b4() NET

[Kernel-packages] [Bug 1354242] Re: mellanox driver crash fix in leagcy EQ mode

2014-08-07 Thread Ming Lei
With upstream 92df54ee3dde385 ( net/mlx4_en: Don't use irq_affinity_notifier to track changes in IRQ affinity map), the issue is fixed. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/13542

[Kernel-packages] [Bug 1354268] [NEW] WARNING: arm64_verify_symbol: function not implemented

2014-08-07 Thread Ming Lei
Public bug reported: # crash crash 7.0.3 Copyright (C) 2002-2013 Red Hat, Inc. Copyright (C) 2004, 2005, 2006, 2010 IBM Corporation Copyright (C) 1999-2006 Hewlett-Packard Co Copyright (C) 2005, 2006, 2011, 2012 Fujitsu Limited Copyright (C) 2006, 2007 VA Linux Systems Japan K.K. Copyright (C) 20

[Kernel-packages] [Bug 1354349] [NEW] trusty crash(7.0.3 based) can't support arm64

2014-08-08 Thread Ming Lei
Public bug reported: After investigation, looks VTOP() works mistakenly in current trusty crash on arm64. With the commit below, crash starts to working on arm64, and it can be applied cleanly on trusty crash, so could you guys merge it? https://github.com/crash- utility/crash/commit/0f6d989aa09

[Kernel-packages] [Bug 1354349] Re: trusty crash(7.0.3 based) can't support arm64

2014-08-08 Thread Ming Lei
** Summary changed: - trusty crash(7.0.3 cased) can't support arm64 + trusty crash(7.0.3 based) can't support arm64 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to crash in Ubuntu. https://bugs.launchpad.net/bugs/1354349 Title: trusty

[Kernel-packages] [Bug 1354268] Re: WARNING: arm64_verify_symbol: function not implemented

2014-08-08 Thread Ming Lei
*** This bug is a duplicate of bug 1354349 *** https://bugs.launchpad.net/bugs/1354349 ** This bug has been marked a duplicate of bug 1354349 trusty crash(7.0.3 based) can't support arm64 -- You received this bug notification because you are a member of Kernel Packages, which is subscribe

[Kernel-packages] [Bug 1455372] Re: Trausty arm64 VM doesn't support 'reboot' and 'powerdown'

2015-05-17 Thread Ming Lei
** Tags added: kernel-fixed-upstream -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1455372 Title: Trausty arm64 VM doesn't support 'reboot' and 'powerdown' Status in linux package in U

[Kernel-packages] [Bug 1455372] Re: Trausty arm64 VM doesn't support 'reboot' and 'powerdown'

2015-05-19 Thread Ming Lei
** Attachment added: "dmesg log after running 'reboot' & 'poweroff' on current arm64 VM" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1455372/+attachment/4400723/+files/dmesg-before-applying-patches.log -- You received this bug notification because you are a member of Kernel Packages

[Kernel-packages] [Bug 1455372] Re: Trausty arm64 VM doesn't support 'reboot' and 'powerdown'

2015-05-19 Thread Ming Lei
[1] kvm psci v0.2 patchset http://comments.gmane.org/gmane.linux.ubuntu.devel.kernel.general/56676 ** Attachment added: "dmesg log after running 'reboot' & 'poweroff' on current arm64 VM with the kvm psci v0.2 patchset" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1455372/+attachmen

[Kernel-packages] [Bug 1438585] Re: no console when starting VM from cloud image

2015-06-01 Thread Ming Lei
[tom@vm-test]$vim arm64-qemu [tom@vm-test]$./arm64-qemu [0.00] Initializing cgroup subsys cpu [0.00] Linux version 3.13.11-ckt20+ (tom@tom-T450) (gcc version 4.8.2 20140110 (prerelease) [ibm/gcc-4_8-branch merged from gcc-4_8-branch, revision 205847] (Ubuntu/Linaro 4.8.2-13ubuntu1

[Kernel-packages] [Bug 1438585] Re: no console when starting VM from cloud image

2015-06-01 Thread Ming Lei
** Tags removed: verification-needed-trusty ** Tags added: verification-done-trusty -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1438585 Title: no console when starting VM from cloud

[Kernel-packages] [Bug 1460941] Re: arm64: crash: invalid/unsupported page size: 6144

2015-06-02 Thread Ming Lei
The issue can be fixed by the following upstream commit: commit 7623eee9046015b65a1f63f6bf07ab7805c36eb4 Author: Dave Anderson Date: Tue May 19 10:20:04 2015 -0400 Fix for the ARM64 page size determination on Linux 4.1 and later kernels. Without the patch, the crash session fails duri

[Kernel-packages] [Bug 1460941] [NEW] arm64: crash: invalid/unsupported page size: 6144

2015-06-02 Thread Ming Lei
Public bug reported: After running crash from trusty, the failure log in [1] can be observed. Then I built crash from wily directly, the similar failure[2] can be observed too. [1] failure log ubuntu@am2:~/git/crash-wily$ sudo crash ~/vmlinux crash 7.0.3 Copyright (C) 2002-2013 Red Hat, Inc

[Kernel-packages] [Bug 1460942] [NEW] crash: incompatible arguments: vmlinux is not SMP -- live system is SMP

2015-06-02 Thread Ming Lei
Public bug reported: When I build crash from wily, the failure in [1] can be triggered if the kernel is 4.0+. [1] failure log ubuntu@am2:~/git/crash-wily$ sudo ./crash ~/vmlinux crash 7.0.8 Copyright (C) 2002-2014 Red Hat, Inc. Copyright (C) 2004, 2005, 2006, 2010 IBM Corporation Copyright

[Kernel-packages] [Bug 1460942] Re: crash: incompatible arguments: vmlinux is not SMP -- live system is SMP

2015-06-02 Thread Ming Lei
The problem can be fixed by applying the following commit: commit db07dbf5a7e19806b1629bd4125e6643978c6f9f Author: Dave Anderson Date: Thu Feb 19 16:16:33 2015 -0500 Prepare for the future increment of Linux 3.x to 4.x. (ander...@redhat.com) -- You received this bug notification beca

[Kernel-packages] [Bug 1438585] Re: no console when starting VM from cloud image

2015-05-11 Thread Ming Lei
** Changed in: linux (Ubuntu Trusty) Assignee: (unassigned) => Ming Lei (tom-leiming) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1438585 Title: no console when starting VM f

[Kernel-packages] [Bug 1455372] [NEW] Trausty arm64 VM doesn't support 'reboot' and 'powerdown'

2015-05-15 Thread Ming Lei
Public bug reported: Trusty arm64 kernel can't support reboot and powerdown function. If user runs 'reboot', then finally the VM hangs in the last step instead of next booting, and similar problem exists about powerdown. ** Affects: linux (Ubuntu) Importance: Undecided Status: Ne

[Kernel-packages] [Bug 1455372] Re: Trausty arm64 VM doesn't support 'reboot' and 'powerdown'

2015-05-15 Thread Ming Lei
** Description changed: + Trusty arm64/arm kernel can't support reboot and powerdown function. - Trusty arm64 kernel can't support reboot and powerdown function. - - If user runs 'reboot', then finally the VM hangs in the last step instead of next booting, and similar problem - exists about p

[Kernel-packages] [Bug 1418284] Re: trusty: kernel oops during runing xfstests(generic/036)

2015-02-08 Thread Ming Lei
The patch in the following link does fix the problem: http://git.kernel.org/cgit/linux/kernel/git/stable/stable- queue.git/tree/queue-3.14/ext4-prevent-bugon-on-race-between-write- fcntl.patch -- You received this bug notification because you are a member of Kernel Packages, which is subscribed

[Kernel-packages] [Bug 1418284] Re: trusty: kernel oops during runing xfstests(generic/036)

2015-02-09 Thread Ming Lei
** Changed in: linux (Ubuntu) Assignee: (unassigned) => Ming Lei (tom-leiming) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1418284 Title: trusty: kernel oops during run

[Kernel-packages] [Bug 1417339] Re: utopic kernel can't make ethernet workable on Samsung exynos5440 sleds board

2015-02-17 Thread Ming Lei
inding, also the ethernet driver of stmmac doesn't parse fixed link binding, so cause ethernet not workable at all on utopic. The two patches in below tree can add the fixed link support in stmmac and changes the fixed link description into current standard binding: git://kernel.u

[Kernel-packages] [Bug 1411062] Re: utopic kernel oops during booting on Samsung exynos5440

2015-02-26 Thread Ming Lei
** Tags removed: verification-needed-utopic ** Tags added: vverification-done-utopic ** Tags removed: vverification-done-utopic ** Tags added: verification-done-utopic -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https

[Kernel-packages] [Bug 1430184] Re: trusty: fail to pass xfstests(generic/324)

2015-03-30 Thread Ming Lei
/324) Status in linux package in Ubuntu: Fix Committed Bug description: ming@am2:~/git/xfstests$ sudo ./check generic/324 FSTYP -- ext4 PLATFORM -- Linux/aarch64 am2 3.13.0-37-generic MKFS_OPTIONS -- /dev/loop1 MOUNT_OPTIONS -- -o acl,user_xattr /dev/loop1 /mnt/scratch

[Kernel-packages] [Bug 1438585] [NEW] no console when starting VM from utopic cloud image

2015-03-31 Thread Ming Lei
Public bug reported: The 'console=' parameter has been removed from grub config file inside utopic cloud image, so no console output any more because stdout parameter isn't parsed by utopic kernel yet. ** Affects: linux (Ubuntu) Importance: Undecided Status: Incomplete ** Tags: u

[Kernel-packages] [Bug 1438585] Re: no console when starting VM from utopic cloud image

2015-04-01 Thread Ming Lei
x27; DT patches to utopic kernel, then utopic kernel can choose the console automatically from the 'stdout' DT property which is setup from QEMU automatically. http://kernel.ubuntu.com/git?p=ming/ubuntu- utopic.git;a=shortlog;h=refs/heads/console-fix_stdout Thanks, -- You received th

[Kernel-packages] [Bug 1455372] Re: Trusty arm64 VM doesn't support 'reboot' and 'powerdown'

2015-06-08 Thread Ming Lei
** Attachment added: "dmesg log of 'poweroff'" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1455372/+attachment/4411589/+files/dmesg.log ** Tags removed: verification-needed-trusty ** Tags added: verification-done-trusty -- You received this bug notification because you are a member

[Kernel-packages] [Bug 1440536] Re: Oops __d_lookup+0x88/0x194

2015-06-11 Thread Ming Lei
Looks there was similar report from upstream: http://marc.info/?l=linux-fsdevel&m=142865378923064&w=2 but still don't have resolution or further report. Also I tried to use fbench to create lots of files, list dirs concurently for reproducing the issue, but can't reproduce it yet. -- You rec

[Kernel-packages] [Bug 1440536] Re: Oops __d_lookup+0x88/0x194

2015-06-11 Thread Ming Lei
BTW, looks it isn't related with specific filesystem, and from the recent triger, it happened when walking path inside proc filesystem: [24993.562923] Call trace: [24993.565357] [] __d_lookup+0x88/0x194 [24993.570467] [] d_lookup+0x38/0x64 [24993.575319] [] d_hash_and_lookup+0x54/0x6c [24993.5809

[Kernel-packages] [Bug 1440536] Re: Oops __d_lookup+0x88/0x194

2015-06-15 Thread Ming Lei
>From dann's reports: 1) system1 Code: 1412 f9400273 b4000213 d1002274 (b9402280) 2) system2 Code: 1412 f9400273 b4000213 d1002274 (b9402280) And the upstem report in #15, Code: 1403 f9400273 b4000213 d1002274 (b9402282) The code snippet should be the following in __d_lookup(): fs/d

[Kernel-packages] [Bug 1452293] Re: kernel crash when compiling linux-4.1-rc2 with make -j20

2015-06-15 Thread Ming Lei
*** This bug is a duplicate of bug 1440536 *** https://bugs.launchpad.net/bugs/1440536 ** This bug has been marked a duplicate of bug 1440536 Oops __d_lookup+0x88/0x194 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubunt

[Kernel-packages] [Bug 1460941] Re: arm64: crash: invalid/unsupported page size: 6144

2015-06-16 Thread Ming Lei
** Description changed: + + [Impact] + + crash can't be used on ubuntu trusty, utopic and vivid + + [Test Case] + + sudo crash ~/vmlinux + + [Regression Potential] + + The proposed patch has been merged upstream, so there shouldn't be + potential regression + + [Other Info] + + Aft

[Kernel-packages] [Bug 1460942] Re: crash: incompatible arguments: vmlinux is not SMP -- live system is SMP

2015-06-16 Thread Ming Lei
** Description changed: + + [Impact] + + crash can't be used on ubuntu trusty, utopic and vivid + + [Test Case] + + sudo crash ~/vmlinux + + [Regression Potential] + + The proposed patch has been merged upstream, so there shouldn't be + potential regression + + [Other Info] + + Whe

[Kernel-packages] [Bug 1425576] Re: Occasional crash in APM xgene enet driver on kernels prior to v3.19

2015-06-16 Thread Ming Lei
>From the original report, the issue happened since 3.17, so close it on trysty >because we can't reproduce it on trusty too. I've seen this with mainline since somewhere in v3.17 and on several hardware boards stress testing KVM by running workloads in VMs. ** Changed in: lin

[Kernel-packages] [Bug 1425576] Re: Occasional crash in APM xgene enet driver on kernels prior to v3.19

2015-06-18 Thread Ming Lei
Finally I figured out one approach to reproduce it quickly, see the attachment log. ** Attachment added: "crash log in trusty" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1425576/+attachment/4416913/+files/dmesg-trusty.log -- You received this bug notification because you are a mem

[Kernel-packages] [Bug 1425576] Re: Occasional crash in APM xgene enet driver on kernels prior to v3.19

2015-06-18 Thread Ming Lei
** Attachment added: "crash log in utopic" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1425576/+attachment/4416914/+files/dmesg-utopic.log -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad

[Kernel-packages] [Bug 1425576] Re: Occasional crash in APM xgene enet driver on kernels prior to v3.19

2015-06-18 Thread Ming Lei
And the patches in below links can fix the above crashs(#14, #15) http://kernel.ubuntu.com/git/ming/ubuntu-trusty.git/commit/?h=apm-enet- fix&id=a19b2c0bdd12e59a482717664312b18407284ee5 http://kernel.ubuntu.com/git/ming/ubuntu-utopic.git/commit/?h=arm64-net- backpor

[Kernel-packages] [Bug 1460941] Re: arm64: crash: invalid/unsupported page size: 6144

2015-06-18 Thread Ming Lei
** Description changed: + [Impact] - [Impact] - - crash can't be used on ubuntu trusty, utopic and vivid + crash in ARM64 can't be used on ubuntu trusty, utopic and vivid when + debugging a new kernel like 4.1-rc+ [Test Case] sudo crash ~/vmlinux + crash will exit with failure log o

[Kernel-packages] [Bug 1466686] [NEW] crash: arm64: don't support some BT commands

2015-06-18 Thread Ming Lei
arch: function not implemented [Regression Potential] These changes are to code that only gets compiled on arm64, so there's no risk to other architectures. Also the proposed change is merged to upstream alread. The patches in below link can make them workable: http://kernel.ubuntu.com/git/ming/c

[Kernel-packages] [Bug 1458042] Re: [SRU] xgene-enet: add SGMII based 1GbE support for the second port

2015-06-18 Thread Ming Lei
** Changed in: linux (Ubuntu Vivid) Assignee: (unassigned) => Ming Lei (tom-leiming) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1458042 Title: [SRU] xgene-enet: add SGMII ba

[Kernel-packages] [Bug 1466686] Re: crash: arm64: don't support some BT commands

2015-06-25 Thread Ming Lei
ot implemented [Regression Potential] These changes are to code that only gets compiled on arm64, so there's no risk to other architectures. Also the proposed change is merged to upstream alread. The patches in below link can make them workable: http://kernel.ubuntu.com/git/

[Kernel-packages] [Bug 1460941] Re: arm64: crash: invalid/unsupported page size: 6144

2015-06-25 Thread Ming Lei
Verification on trusty: ubuntu@am2:~$ sudo crash vmlinux [sudo] password for ubuntu: crash 7.0.3 Copyright (C) 2002-2013 Red Hat, Inc. Copyright (C) 2004, 2005, 2006, 2010 IBM Corporation Copyright (C) 1999-2006 Hewlett-Packard Co Copyright (C) 2005, 2006, 2011, 2012 Fujitsu Limited Copyrigh

[Kernel-packages] [Bug 1460941] Re: arm64: crash: invalid/unsupported page size: 6144

2015-06-25 Thread Ming Lei
verification on vivid: ubuntu@ubuntu:~/test$ sudo dpkg -l crash sudo: unable to resolve host ubuntu Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad) ||/ Name

[Kernel-packages] [Bug 1460941] Re: arm64: crash: invalid/unsupported page size: 6144

2015-06-25 Thread Ming Lei
Verification on utopic: ubuntu@am6:~$ sudo crash vmlinux [sudo] password for ubuntu: crash 7.0.8 Copyright (C) 2002-2014 Red Hat, Inc. Copyright (C) 2004, 2005, 2006, 2010 IBM Corporation Copyright (C) 1999-2006 Hewlett-Packard Co Copyright (C) 2005, 2006, 2011, 2012 Fujitsu Limited Copyrigh

[Kernel-packages] [Bug 1458042] Re: [SRU] xgene-enet: add SGMII based 1GbE support for the second port

2015-06-25 Thread Ming Lei
** Tags removed: verification-needed-utopic ** Tags added: verification-done-utopic -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1458042 Title: [SRU] xgene-enet: add SGMII based 1GbE s

[Kernel-packages] [Bug 1458042] Re: [SRU] xgene-enet: add SGMII based 1GbE support for the second port

2015-06-25 Thread Ming Lei
ubuntu@am6:~$ uname -a Linux am6 3.16.0-43-generic #58-Ubuntu SMP Fri Jun 19 11:04:11 UTC 2015 aarch64 aarch64 aarch64 GNU/Linux ubuntu@am6:~$ sudo ethtool eth2 Settings for eth2: Supported ports: [ MII ] Supported link modes: 1000baseT/Full Supported pause frame use: No

[Kernel-packages] [Bug 1469937] [NEW] HP ProLiant m400 Server: kernel boot failed because of failed sata probe

2015-06-29 Thread Ming Lei
Public bug reported: 1, upgrade to vivid from trysty 2, boot the server, then the following log in [1] can be observed [1] kernel booting log Starting kernel ... L3C: 8MB [0.00] Booting Linux on physical CPU 0x0 [0.00] Initializing cgroup subsys cpuset [0.00] Initializ

[Kernel-packages] [Bug 1469937] Re: HP ProLiant m400 Server: kernel boot failed because of failed sata probe

2015-06-29 Thread Ming Lei
Turns out the firmware on this server is a bit old(U-Boot 2013.04 (Oct 01 2014 - 15:18:17)), and the problem doesn't exit on another server which firmware is U-Boot 2013.04 (Mar 26 2015 - 11:31:01). ** Changed in: linux (Ubuntu) Status: Incomplete => Invalid -- You received this bug not

[Kernel-packages] [Bug 1469214] Re: HP ProLiant m400 Server crashes with unhandled level 3 translation fault

2015-06-29 Thread Ming Lei
I can't reproduce it after running half a day on ms10-36, and OOM is often triggered . -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1469214 Title: HP ProLiant m400 Server crashes with

[Kernel-packages] [Bug 1469214] Re: HP ProLiant m400 Server crashes with unhandled level 3 translation fault

2015-06-30 Thread Ming Lei
Oops, the test result in #4 is for LP1469218 instead of this one. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1469214 Title: HP ProLiant m400 Server crashes with unhandled level 3 tra

[Kernel-packages] [Bug 1469218] Re: HP ProLiant m400 Server sda timeout causes file system hang

2015-06-30 Thread Ming Lei
I can't reproduce it after running half a day on ms10-36, and OOM is often triggered . -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1469218 Title: HP ProLiant m400 Server sda timeout c

[Kernel-packages] [Bug 1469218] Re: HP ProLiant m400 Server sda timeout causes file system hang

2015-06-30 Thread Ming Lei
BTW, it can't be reproduced on mustang when running vivid too. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1469218 Title: HP ProLiant m400 Server sda timeout causes file system hang

[Kernel-packages] [Bug 1469218] Re: HP ProLiant m400 Server sda timeout causes file system hang

2015-06-30 Thread Ming Lei
But another kernel oops is just found on one mustang with vivid: Call trace: Unable to handle kernel NULL pointer dereference at virtual address 0018 pgd = ffc105652000 [0018] *pgd=00432d9dc003Unable to handle kernel NULL pointer dereference at virtual address 0030 pgd = f

[Kernel-packages] [Bug 1418284] Re: trusty: kernel oops during runing xfstests(generic/036)

2015-03-09 Thread Ming Lei
Fixed in 3.13.0-47-generic #78 ** Changed in: linux (Ubuntu) Status: Confirmed => Fix Committed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1418284 Title: trusty: kernel oops

[Kernel-packages] [Bug 1430184] [NEW] trusty: fail to pass xfstests(generic/324)

2015-03-10 Thread Ming Lei
Public bug reported: ming@am2:~/git/xfstests$ sudo ./check generic/324 FSTYP -- ext4 PLATFORM -- Linux/aarch64 am2 3.13.0-37-generic MKFS_OPTIONS -- /dev/loop1 MOUNT_OPTIONS -- -o acl,user_xattr /dev/loop1 /mnt/scratch generic/324 23s ... [failed, exit status 1] - output mismatch

[Kernel-packages] [Bug 1430184] Re: trusty: fail to pass xfstests(generic/324)

2015-03-10 Thread Ming Lei
linux package in Ubuntu: Confirmed Bug description: ming@am2:~/git/xfstests$ sudo ./check generic/324 FSTYP -- ext4 PLATFORM -- Linux/aarch64 am2 3.13.0-37-generic MKFS_OPTIONS -- /dev/loop1 MOUNT_OPTIONS -- -o acl,user_xattr /dev/loop1 /mnt/scratch generic/324 23s

[Kernel-packages] [Bug 1430184] Re: trusty: fail to pass xfstests(generic/324)

2015-03-10 Thread Ming Lei
bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1430184 Title: trusty: fail to pass xfstests(generic/324) Status in linux package in Ubuntu: Confirmed Bug description: ming@am2:~/git/xfstests$ sudo ./check gene

[Kernel-packages] [Bug 1411062] [NEW] utopic kernel oops during booting on Samsung exynos5440

2015-01-14 Thread Ming Lei
Public bug reported: I found the utopic kernel can't boot on Samsung exynos5440, finally figured out at least the following three patches are needed: 1) [PATCH] ARM: EXYNOS: do not try to map PMU for exynos5440 http://marc.info/?l=linux-arm-kernel&m=141950370711871&w=2 2) ARM: SAMSUNG: fix the C

[Kernel-packages] [Bug 1411062] Re: utopic kernel oops during booting on Samsung exynos5440

2015-01-14 Thread Ming Lei
** Description changed: I found the utopic kernel can't boot on Samsung exynos5440, finally figured out at least the following three patches are needed: - 1) [PATCH] ARM: EXYNOS: do not try to map PMU for exynos5440 - http://marc.info/?l=linux-arm-kernel&m=141950370711871&w=2 - - 2) ARM: S

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