[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2019-10-03 Thread Po-Hsu Lin
** Changed in: linux (Ubuntu)
   Status: Fix Committed => Fix Released

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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Fix Released
Status in linux source package in Yakkety:
  Fix Released

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-04-24 Thread Launchpad Bug Tracker
This bug was fixed in the package linux - 4.8.0-49.52

---
linux (4.8.0-49.52) yakkety; urgency=low

  * linux: 4.8.0-49.52 -proposed tracker (LP: #1684427)

  * [Hyper-V] hv: util: move waiting for release to hv_utils_transport itself
(LP: #1682561)
- Drivers: hv: util: move waiting for release to hv_utils_transport itself

linux (4.8.0-48.51) yakkety; urgency=low

  * linux: 4.8.0-48.51 -proposed tracker (LP: #1682034)

  * [Hyper-V] hv: vmbus: Raise retry/wait limits in vmbus_post_msg()
(LP: #1681893)
- Drivers: hv: vmbus: Raise retry/wait limits in vmbus_post_msg()

linux (4.8.0-47.50) yakkety; urgency=low

  * linux: 4.8.0-47.50 -proposed tracker (LP: #1679678)

  * CVE-2017-6353
- sctp: deny peeloff operation on asocs with threads sleeping on it

  * CVE-2017-5986
- sctp: avoid BUG_ON on sctp_wait_for_sndbuf

  * vfat: missing iso8859-1 charset (LP: #1677230)
- [Config] NLS_ISO8859_1=y

  * [Hyper-V] pci-hyperv: Use device serial number as PCI domain (LP: #1667527)
- net/mlx4_core: Use cq quota in SRIOV when creating completion EQs

  * Regression: KVM modules should be on main kernel package (LP: #1678099)
- [Config] powerpc: Add kvm-hv and kvm-pr to the generic inclusion list

  * linux-lts-xenial 4.4.0-63.84~14.04.2 ADT test failure with linux-lts-xenial
4.4.0-63.84~14.04.2 (LP: #1664912)
- SAUCE: apparmor: fix link auditing failure due to, uninitialized var

  * regession tests failing after stackprofile test is run (LP: #1661030)
- SAUCE: fix regression with domain change in complain mode

  * Permission denied and inconsistent behavior in complain mode with 'ip netns
list' command (LP: #1648903)
- SAUCE: fix regression with domain change in complain mode

  * unexpected errno=13 and disconnected path when trying to open /proc/1/ns/mnt
from a unshared mount namespace (LP: #1656121)
- SAUCE: apparmor: null profiles should inherit parent control flags

  * apparmor refcount leak of profile namespace when removing profiles
(LP: #1660849)
- SAUCE: apparmor: fix ns ref count link when removing profiles from policy

  * tor in lxd: apparmor="DENIED" operation="change_onexec"
namespace="root//CONTAINERNAME_" profile="unconfined"
name="system_tor" (LP: #1648143)
- SAUCE: apparmor: Fix no_new_privs blocking change_onexec when using 
stacked
  namespaces

  * apparmor oops in bind_mnt when dev_path lookup fails (LP: #1660840)
- SAUCE: apparmor: fix oops in bind_mnt when dev_path lookup fails

  * apparmor  auditing denied access of special apparmor .null fi\ le
(LP: #1660836)
- SAUCE: apparmor: Don't audit denied access of special apparmor .null file

  * apparmor label leak when new label is unused (LP: #1660834)
- SAUCE: apparmor: fix label leak when new label is unused

  * apparmor reference count bug in label_merge_insert() (LP: #1660833)
- SAUCE: apparmor: fix reference count bug in label_merge_insert()

  * apparmor's raw_data file in securityfs is sometimes truncated (LP: #1638996)
- SAUCE: apparmor: fix replacement race in reading rawdata

  * unix domain socket cross permission check failing with nested namespaces
(LP: #1660832)
- SAUCE: apparmor: fix cross ns perm of unix domain sockets

  * [Hyper-V][Mellanox] net/mlx4_core: Avoid delays during VF driver device
shutdown (LP: #1672785)
- Revert "net/mlx4_en: Avoid unregister_netdev at shutdown flow"
- net/mlx4_core: Avoid delays during VF driver device shutdown

  * Update ENA driver to 1.1.2 from net-next (LP: #1664312)
- net: ena: Remove unnecessary pci_set_drvdata()
- net: ena: Fix error return code in ena_device_init()
- net: ena: change the return type of ena_set_push_mode() to be void.
- net: ena: use setup_timer() and mod_timer()
- net/ena: remove ntuple filter support from device feature list
- net/ena: fix queues number calculation
- net/ena: fix ethtool RSS flow configuration
- net/ena: fix RSS default hash configuration
- net/ena: fix NULL dereference when removing the driver after device reset
  failed
- net/ena: refactor ena_get_stats64 to be atomic context safe
- net/ena: fix potential access to freed memory during device reset
- net/ena: use READ_ONCE to access completion descriptors
- net/ena: reduce the severity of ena printouts
- net/ena: change driver's default timeouts
- net/ena: change condition for host attribute configuration
- net/ena: update driver version to 1.1.2

  * ISST-LTE:pVM:roselp4:ubuntu16.04.2: number of numa_miss and numa_foreign
wrong in numastat (LP: #1672953)
- mm: fix remote numa hits statistics
- mm: get rid of __GFP_OTHER_NODE

  * Using an NVMe drive causes huge power drain (LP: #1664602)
- nvme/scsi: Remove power management support
- nvme: Pass pointers, not dma addresses, to nvme_get/set_features()
- nvme: introduce struct nvme_request
- nvme: Add a quirk 

[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-04-13 Thread Simon Davis
Hello, I tested the patch using a testing kernel from Joseph Salisbury
and it completely fixed the bug. Later, I was unable to boot to 4.8.0-42
which came with updates. I do not know why. I have never before
experienced such a problem.

What can I do to try it again better?

-- 
You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1663991

Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Yakkety:
  Fix Committed

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-04-13 Thread Kleber Sacilotto de Souza
This bug is awaiting verification that the kernel in -proposed solves
the problem. Please test the kernel and update this bug with the
results. If the problem is solved, change the tag 'verification-needed-
yakkety' to 'verification-done-yakkety'. If the problem still exists,
change the tag 'verification-needed-yakkety' to 'verification-failed-
yakkety'.

If verification is not done by 5 working days from today, this fix will
be dropped from the source code, and this bug will be closed.

See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how
to enable and use -proposed. Thank you!


** Tags added: verification-needed-yakkety

-- 
You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1663991

Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Yakkety:
  Fix Committed

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-04-04 Thread Joseph Salisbury
** Changed in: linux (Ubuntu)
   Status: In Progress => Fix Committed

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You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1663991

Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Fix Committed
Status in linux source package in Yakkety:
  Fix Committed

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-29 Thread Thadeu Lima de Souza Cascardo
** Changed in: linux (Ubuntu Yakkety)
   Status: In Progress => 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/1663991

Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  In Progress
Status in linux source package in Yakkety:
  Fix Committed

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-16 Thread Joseph Salisbury
@Vej Yes the SRU request can be viewed in this mail thread on the kernel
team mailing list:

https://lists.ubuntu.com/archives/kernel-team/2017-March/082946.html

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You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1663991

Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  In Progress
Status in linux source package in Yakkety:
  In Progress

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-16 Thread Simon Davis
Thanks, I will do when I have more info. I will try one more boot and
analyze the syslog closely.

-- 
You received this bug notification because you are a member of Kernel
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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  In Progress
Status in linux source package in Yakkety:
  In Progress

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-16 Thread Vej
@Joseph Do you have an open SRU request for this somewhere?

@Simon I have to admit, that I do not know if your problem might be
triggered by the previous self compiled kernel.

However: It sometimes happens, that fixes for kernel bugs create
regressions. I think you are better with filing another bug report for
that. You might link to this report, but the new report should contain
all available informations (so it should not be necessary to read this
one to understand the other bug report).

-- 
You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1663991

Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  In Progress
Status in linux source package in Yakkety:
  In Progress

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-16 Thread Simon Davis
Hello again, the gods must definitely hate me.

Your testing kernel got replaced immediately. Automatically. I do not
understand it. I have never used any automatic updater and I always do
all updates by hand. Anyway, the original kernel had been back with next
reboot. OK, no problem I told to myself. I will wait for official
update. I also didn't write it to you because I was extremely happy that
the problem was fixed and did not want to disturb anyone with something
what was going to be fixed with standard update schedule.

Well, the 4.8.0-42 kernel showed up today along with some other updates.
Great! I updated my system with the most recent packages as I always did
for years and years. But it was different this time. The system did not
boot with the new kernel. I have never experienced this. I must say that
my system is pretty clean and perfectly stable. I usually keep from
doing anything potentially hazardous or dirty.

The good thing is that I still can boot the older 4.8.0-41 kernel. So I
am definitely cursed and sentenced to stay with the bug forever. :) No,
really, I was not expecting this.

Why am I writing this most probably off topic information here? At
first, I wanted to share my complete bad luck situation with someone.
Second, I want to ask you if there is any possibility that it can be
caused by the previous kernel switching back and forth for the test. I
do not think so but who knows.

I searched the net, checked ubuntuforums.org and I could not find anyone
else with these symptoms. Maybe it is too early. I was checking the logs
and failed to identify the problem. I will try harder later because I
have to work now.

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You received this bug notification because you are a member of Kernel
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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  In Progress
Status in linux source package in Yakkety:
  In Progress

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-10 Thread Simon Davis
In fact, it already offers me to "update" to the previous kernel because
the system understands this new one as a downgrade. No problem at all, I
will not let the system to update the kernel until the new release is
out.

In the end, I tested six USB HDD drives plus two flash disks connected
all at once and everything was perfect.

Thank you once more. It helped me a lot and I believe it will save other
users from having hard time, too. I cannot say how much happy you have
made me.

-- 
You received this bug notification because you are a member of Kernel
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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  In Progress
Status in linux source package in Yakkety:
  In Progress

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-10 Thread Joseph Salisbury
Thanks for testing and the update Simon.  I will submit an SRU request
so the patch is included in the next kernel release.  Simon, you would
not have to do anything special, the new kernel will just replace your
existing kernel.

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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  In Progress
Status in linux source package in Yakkety:
  In Progress

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-10 Thread Simon Davis
Several hours and a terabyte later, still going strong. I would consider
it definitely fixed.

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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  In Progress
Status in linux source package in Yakkety:
  In Progress

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-10 Thread Simon Davis
Joseph, I have installed the patched kernel. As of now, I have a USB hub
connected with four drives attached to it. It is twice as much as I
could connect before. The syslog seems to be perfectly clear and kswapd
does not hang with 100% CPU consumption. I am stressing the drives a bit
and everything is working fine so far. The problem looks completely
fixed.

Thank you very much!


Two more questions please, ...

The kernel from you updated (removed) my only kernel installed. When a
new kernel is released, will the update process take care automatically
or should I execute some pre/post update procedures to keep my system
working and clean?

Can I expect the patch to be included in the next kernel update? I do
not want to make my system unstable again.


Thank you once more, Joseph and Vej ...

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You received this bug notification because you are a member of Kernel
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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  In Progress
Status in linux source package in Yakkety:
  In Progress

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-09 Thread Joseph Salisbury
I built a Yakkety test kernel with the patch.  It can be downloaded from:
http://kernel.ubuntu.com/~jsalisbury/lp1663991/

Can you test this kernel and see if it resolves this bug?

Also, it does not look like this patch is needed in the 4.4 based
kernel, just 4.8 and newer.

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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  In Progress
Status in linux source package in Yakkety:
  In Progress

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-09 Thread Joseph Salisbury
** Also affects: linux (Ubuntu Yakkety)
   Importance: Undecided
   Status: New

** Changed in: linux (Ubuntu Yakkety)
   Status: New => In Progress

** Changed in: linux (Ubuntu)
   Status: Triaged => In Progress

** Changed in: linux (Ubuntu Yakkety)
   Importance: Undecided => Medium

** Changed in: linux (Ubuntu)
 Assignee: (unassigned) => Joseph Salisbury (jsalisbury)

** Changed in: linux (Ubuntu Yakkety)
 Assignee: (unassigned) => Joseph Salisbury (jsalisbury)

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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  In Progress
Status in linux source package in Yakkety:
  In Progress

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-09 Thread Joseph Salisbury
Hi Vej/Simon,

No need to resubmit the patch.  It was cc'd to stable when it was
submitted to mainline.  However, the patch has not landed in the
upstream 4.4 kernel as of yet.  I can cherry pick it into the Ubuntu
Xenial kernel in the meantime.  Let me do that and post a test kernel to
ensure it fixes the bug.  I'll post the test kernel here shortly.

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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Triaged

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-09 Thread Simon Davis
Vej, I was not upset, I was just feeling sad and looking for a light at the end 
of the tunnel.
I always loved Ubuntu, converted to this distro a long time ago with all my 
servers and desktops, but I cannot put my data at risk.

I really really appreciate your help and personal involvement and help.
Thank you and thank to all the people involved in fixing this bug and
making Ubuntu better.

Really, thank you very much!

-- 
You received this bug notification because you are a member of Kernel
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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Triaged

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-09 Thread Vej
@Simon I meant Davids comment of course.

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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Triaged

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-09 Thread Vej
@Simon I am sorry, if Simons comment has upset you.  It had been
triggered by me asking on the IRC channel #ubuntu-kernel for help about
finding the best resource to answer comment #12.

That caused some misunderstandings I guess.

@Joseph: That patch is already accepted into 4.10.1 (see
https://git.kernel.org/cgit/linux/kernel/git/stable/linux-
stable.git/commit/?id=a810007afe239d59c1115fcaa06eb5b480f876e9). Do we
need to submit it again to get it integrated into  4.4.X, or will you
cherry-pick/include from 4.10.1?

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You received this bug notification because you are a member of Kernel
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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Triaged

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-09 Thread Simon Davis
A link from my first message:

http://marc.info/?l=linux-mm-commits=148650422714993=2

Is this what you are talking about?

Sorry, I am not a kernel developer in any way. I do not make patches nor
I know how to submit them. I did not know that reporting a bug has such
requirements.

Please forget it and, if you want, close this bug. I will install
another distribution which has this bug already fixed. At least, that is
what I know how to do it.

Thank you all for your time, I am very sorry for the disturbance.

-- 
You received this bug notification because you are a member of Kernel
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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Triaged

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-09 Thread Joseph Salisbury
To submit your patch, send your patch with the detailed
description/changelog and your Signoff (ending with Signed-off-by: your
name ), to the emails listed from ./scripts/get_maintainer.pl
drivers/SUBSYSTEM-DETAILS (the get_maintainer.pl is from the kernel
sources). Once you have sent the patch upstream and it's accepted,
please drop a note here so that we can cherry-pick/include the patch
into Ubuntu kernel.

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You received this bug notification because you are a member of Kernel
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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Triaged

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-09 Thread Vej
** Tags added: yakkety

-- 
You received this bug notification because you are a member of Kernel
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https://bugs.launchpad.net/bugs/1663991

Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Triaged

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-09 Thread Simon Davis
Thank you again. I have to say that I am not experienced in the standard
Ubuntu or kernel update processes thus I was unsure how to interpret
Joseph's message.

I also do not want to waste your time but may I ask if you can tell me
where I can check or what/where I can search for? Thank you in advance.

-- 
You received this bug notification because you are a member of Kernel
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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Triaged

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-09 Thread Vej
To my knowledge (which is limited, when it comes to the kernel package
with all its extra rules) this falls under:

3. The patch is included in a corresponding upstream stable or extended
stable release. For the lifetime of both LTS and non-LTS releases we
will be pulling upstream stable updates from the corresponding series.
There will be one tracking bug report for each stable update but
additional references to existing bugs will be added to the contained
patches (on best can do base).

As Joseph Salisbury wrote it had been cc'd to the upstream stable
mailinglist already. So you might want to try to find out how their
progress is on this.

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You received this bug notification because you are a member of Kernel
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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Triaged

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-09 Thread Simon Davis
Vej, Thank you very much for posting the links.


"What sort of updates are allowed for post-release kernels?"

"It fixes a critical issue (data-loss, OOPs, crashes) or is security
related. Security related issues might be covered by security releases
which are special in handling and publication."

...

"2. When"

"Stable release updates will, in general, only be issued in order to fix
high-impact bugs. Examples of such bugs include:"

"Bugs which may, under realistic circumstances, directly cause a loss of
user data"


This is exactly the case but Ubuntu probably does not care until a massive data 
loss happens to thousands of people. I encountered serious data loss yesterday. 
Fortunately, I managed to recover the important part of data from backups.

Even my main disk, SATA connected SSD (!), was left stuck as a result of
this bug. The USB connected drives hung first, the rest of the system
hung after I tried to unplug them. They were not mounted at the moment,
the SATA SSD was, of course.

USB is a very important part of computers and using USB connected
storage devices is critically important functionality as well. I really
do not understand how such a serious bug can be left unfixed.

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You received this bug notification because you are a member of Kernel
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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Triaged

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-08 Thread Vej
> Can someone please explain me the Ubuntu update process?
Please read this first: https://wiki.ubuntu.com/StableReleaseUpdates.

For kernel updates you find further informations here:
https://wiki.ubuntu.com/KernelTeam/KernelUpdates

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You received this bug notification because you are a member of Kernel
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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Triaged

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-03-08 Thread Simon Davis
Can someone please explain me the Ubuntu update process? My systems are
two kernel updates older now and the bug is still present.

Today, it made the system disk unresponsive on my server, damaging its
filesystem and dpkg database in the process. I think that such a bug is
critical and should be fixed and pushed to updates immediately.

Why is Ubuntu always late with fixing serious bugs which e.g. Debian has
fixed a long time ago? I really love Ubuntu but it looks like it is time
to move over.


  PID USER  PR  NIVIRTRESSHR S  %CPU %MEM TIME+ COMMAND
   74 root  20   0   0  0  0 R 100.0  0.0   0:18.28 kswapd0


Mar  8 10:22:01 server-1 kernel: [  116.176399] Workqueue: usb_hub_wq hub_event
Mar  8 10:22:01 server-1 kernel: [  116.176402]  0286 
cbca6753 98c7d3967150 aae30e92
Mar  8 10:22:01 server-1 kernel: [  116.176406]   
 98c7d39671e0 aabab0c1
Mar  8 10:22:01 server-1 kernel: [  116.176410]  026040010287 
98c7d3967178 0040 0012
Mar  8 10:22:01 server-1 kernel: [  116.176415] Call Trace:
Mar  8 10:22:01 server-1 kernel: [  116.176420]  [] 
dump_stack+0x63/0x81
Mar  8 10:22:01 server-1 kernel: [  116.176424]  [] 
warn_alloc_failed+0x101/0x160
Mar  8 10:22:01 server-1 kernel: [  116.176428]  [] ? 
find_next_bit+0x18/0x20
Mar  8 10:22:01 server-1 kernel: [  116.176431]  [] 
__alloc_pages_slowpath+0x1ff/0x9c0
Mar  8 10:22:01 server-1 kernel: [  116.176434]  [] 
__alloc_pages_nodemask+0x2b5/0x300
Mar  8 10:22:01 server-1 kernel: [  116.176438]  [] 
alloc_pages_current+0x95/0x140
Mar  8 10:22:01 server-1 kernel: [  116.176442]  [] 
new_slab+0x419/0x6e0
Mar  8 10:22:01 server-1 kernel: [  116.176445]  [] 
___slab_alloc+0x3a0/0x4b0
Mar  8 10:22:01 server-1 kernel: [  116.176449]  [] ? 
xhci_segment_alloc.isra.25+0xfb/0x140
Mar  8 10:22:01 server-1 kernel: [  116.176453]  [] ? 
x86_swiotlb_alloc_coherent+0x25/0x50
Mar  8 10:22:01 server-1 kernel: [  116.176456]  [] 
__slab_alloc+0x20/0x40
Mar  8 10:22:01 server-1 kernel: [  116.176459]  [] 
__kmalloc+0x182/0x1e0
Mar  8 10:22:01 server-1 kernel: [  116.176462]  [] ? 
xhci_segment_alloc.isra.25+0xfb/0x140
Mar  8 10:22:01 server-1 kernel: [  116.176465]  [] 
xhci_segment_alloc.isra.25+0xfb/0x140
Mar  8 10:22:01 server-1 kernel: [  116.176469]  [] 
xhci_alloc_segments_for_ring+0x43/0x100
Mar  8 10:22:01 server-1 kernel: [  116.176473]  [] 
xhci_ring_alloc.constprop.32+0xbe/0x140
Mar  8 10:22:01 server-1 kernel: [  116.176476]  [] 
xhci_alloc_stream_info+0x1df/0x3e0
Mar  8 10:22:01 server-1 kernel: [  116.176480]  [] ? 
xhci_alloc_command+0x100/0x140
Mar  8 10:22:01 server-1 kernel: [  116.176484]  [] 
xhci_alloc_streams+0x447/0x840
Mar  8 10:22:01 server-1 kernel: [  116.176487]  [] ? 
xhci_check_bandwidth+0x370/0x370
Mar  8 10:22:01 server-1 kernel: [  116.176490]  [] 
usb_alloc_streams+0xb7/0x110
Mar  8 10:22:01 server-1 kernel: [  116.176496]  [] 
uas_configure_endpoints+0x148/0x170 [uas]
Mar  8 10:22:01 server-1 kernel: [  116.176500]  [] 
uas_probe+0x3a5/0x550 [uas]
Mar  8 10:22:01 server-1 kernel: [  116.176503]  [] 
usb_probe_interface+0x159/0x2d0
Mar  8 10:22:01 server-1 kernel: [  116.176507]  [] 
driver_probe_device+0x223/0x430
Mar  8 10:22:01 server-1 kernel: [  116.176510]  [] 
__device_attach_driver+0x8c/0x100
Mar  8 10:22:01 server-1 kernel: [  116.176513]  [] ? 
__driver_attach+0xf0/0xf0
Mar  8 10:22:01 server-1 kernel: [  116.176516]  [] 
bus_for_each_drv+0x67/0xb0
Mar  8 10:22:01 server-1 kernel: [  116.176519]  [] 
__device_attach+0xdd/0x160
Mar  8 10:22:01 server-1 kernel: [  116.176522]  [] 
device_initial_probe+0x13/0x20
Mar  8 10:22:01 server-1 kernel: [  116.176525]  [] 
bus_probe_device+0x92/0xa0
Mar  8 10:22:01 server-1 kernel: [  116.176527]  [] 
device_add+0x373/0x630
Mar  8 10:22:01 server-1 kernel: [  116.176531]  [] 
usb_set_configuration+0x5ec/0x930
Mar  8 10:22:01 server-1 kernel: [  116.176535]  [] 
generic_probe+0x2e/0x80
Mar  8 10:22:01 server-1 kernel: [  116.176538]  [] 
usb_probe_device+0x2e/0x70
Mar  8 10:22:01 server-1 kernel: [  116.176541]  [] 
driver_probe_device+0x223/0x430
Mar  8 10:22:01 server-1 kernel: [  116.176544]  [] 
__device_attach_driver+0x8c/0x100
Mar  8 10:22:01 server-1 kernel: [  116.176546]  [] ? 
__driver_attach+0xf0/0xf0
Mar  8 10:22:01 server-1 kernel: [  116.176549]  [] 
bus_for_each_drv+0x67/0xb0
Mar  8 10:22:01 server-1 kernel: [  116.176552]  [] 
__device_attach+0xdd/0x160
Mar  8 10:22:01 server-1 kernel: [  116.176555]  [] 
device_initial_probe+0x13/0x20
Mar  8 10:22:01 server-1 kernel: [  116.176557]  [] 
bus_probe_device+0x92/0xa0
Mar  8 10:22:01 server-1 kernel: [  116.176560]  [] 
device_add+0x373/0x630
Mar  8 10:22:01 server-1 kernel: [  116.176563]  [] ? 
add_device_randomness+0x80/0xf0
Mar  8 10:22:01 server-1 kernel: [  116.176566]  [] 
usb_new_device+0x275/0x490
Mar  8 10:22:01 server-1 kernel: [  116.176569]  [] 
hub_port_connect+0x50e/0x9d0
Mar  

[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-02-20 Thread Simon Davis
Since this bug is really ruining my life I have been checking for a
kernel update every day. I updated to 4.8.0-38-generic today but, sadly,
the bug is still present. May I ask when the bug gets fixed and patched
kernel is released as update? Thank you in advance.

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You received this bug notification because you are a member of Kernel
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Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Triaged

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-02-13 Thread Simon Davis
Amazing, thank you very much.

I do not know about any workaround. Plugging the third HDD into another
USB port brings the same result. On the other hand, it is possible to
use USB flash drives. Probably because they are not UAS devices.

I had been running a three USB HDDs setup to the day the bug hit me. The
setup was 2x USB 3 HDD plus 1x HDD in a USB 2 enclosure case. Everything
was working.

I bought a USB hub and new USB 3 case enclosure. With this setup, I
tried to plug all three HDDs into the hub and also two of them into the
hub and one to another USB port. I ended up with 100% failure
probability.

The presence of the hub or all three HDDs being USB 3, something could
have triggered the bug. In such a case, using USB 2 or removing a hub
could be an extremely ugly work around.

If there is not a serious work around, and I have not found any yet, I
will wait for the kernel update.

-- 
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/1663991

Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Triaged

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-02-13 Thread Joseph Salisbury
The commit that fixes this bug was cc'd to upstream stable.  The fix
should make it's way into Ubuntu through the normal stable update
process.

Do you have a work around for this issue?

** Changed in: linux (Ubuntu)
   Importance: Undecided => Medium

** Tags added: kernel-da-key

** Changed in: linux (Ubuntu)
   Status: Confirmed => Triaged

-- 
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/1663991

Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Triaged

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-02-12 Thread Simon Davis
Thank you very much.

It is exactly the same bug I am facing to. The same results on different
hardware.

-- 
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/1663991

Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-02-12 Thread Vej
Hello,

I added a Bug Watch for the upstream bug you mentioned.

This should trigger some "fix available" mechanisms in a few minutes.
Please let me know, if these bugs are not identical. 

Best Regards

Vej

-- 
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/1663991

Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-02-12 Thread Simon Davis
Sorry, I was unable to make apport-collect working.

** 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/1663991

Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

To manage notifications about this bug go to:
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[Kernel-packages] [Bug 1663991] Re: Unable to Connect Third HDD via USB Hub

2017-02-12 Thread Vej
** Bug watch added: Linux Kernel Bug Tracker #177551
   http://bugzilla.kernel.org/show_bug.cgi?id=177551

** Also affects: linux via
   http://bugzilla.kernel.org/show_bug.cgi?id=177551
   Importance: Unknown
   Status: Unknown

-- 
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/1663991

Title:
  Unable to Connect Third HDD via USB Hub

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Hello, I am running:

  (K)Ubuntu 16.10
  4.8.0-37-generic #39-Ubuntu SMP Thu Jan 26 02:27:07 UTC 2017 x86_64 x86_64 
x86_64 GNU/Linux

  There has been found a bug in 4.8, which causes kernel call trace when
  I connect third USB HDD to a USB hub. After the trace, kswapd0 process
  uses 100% of CPU.

  The bug has been fixed in 4.10. Is it possible to roll out new kernel
  packages, please?

  
  References:
  https://ubuntuforums.org/showthread.php?t=2345213
  https://bugzilla.kernel.org/show_bug.cgi?id=177551
  http://marc.info/?l=linux-mm-commits=148650422714993=2

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