Hi,

I have installed these packages, but I still observer this issue:

kamil@host:~$ sudo lspci | grep Volatile
[sudo] password for kamil:
03:00.0 Non-Volatile memory controller: Intel Corporation PCIe Data Center SSD 
(rev 01)
04:00.0 Non-Volatile memory controller: Intel Corporation PCIe Data Center SSD 
(rev 01)
05:00.0 Non-Volatile memory controller: Intel Corporation PCIe Data Center SSD 
(rev 01)
06:00.0 Non-Volatile memory controller: Intel Corporation PCIe Data Center SSD 
(rev 01)
07:00.0 Non-Volatile memory controller: Intel Corporation PCIe Data Center SSD 
(rev 01)
08:00.0 Non-Volatile memory controller: Intel Corporation PCIe Data Center SSD 
(rev 01)
kamil@host:~$ ls /dev/ | grep nvme
nvme0
nvme0n1
nvme1
nvme1n1
nvme2
nvme2n1
nvme3
nvme3n1
nvme4
nvme5
nvme5n1
kamil@host:~$ [   69.542046] nvme 0000:07:00.0: Identify Controller failed (-4)

kamil@host:~$ sudo lspci | grep Volatile
03:00.0 Non-Volatile memory controller: Intel Corporation PCIe Data Center SSD 
(rev 01)
04:00.0 Non-Volatile memory controller: Intel Corporation PCIe Data Center SSD 
(rev 01)
05:00.0 Non-Volatile memory controller: Intel Corporation PCIe Data Center SSD 
(rev 01)
06:00.0 Non-Volatile memory controller: Intel Corporation PCIe Data Center SSD 
(rev 01)
08:00.0 Non-Volatile memory controller: Intel Corporation PCIe Data Center SSD 
(rev 01)
kamil@host:~$ ls /dev/ | grep nvme
nvme0
nvme0n1
nvme1
nvme1n1
nvme2
nvme2n1
nvme3
nvme3n1
nvme5
nvme5n1
kamil@host:~$ uname -a
Linux host 4.4.0-28-generic #47~lp1597908 SMP Thu Jun 30 22:46:45 UTC 2016 
x86_64 x86_64 x86_64 GNU/Linux

Dmesg output:
[    2.648607] pci 0000:07:00.0: [8086:0953] type 00 class 0x010802
[    2.649074] pci 0000:07:00.0: reg 0x10: [mem 0xc6a10000-0xc6a13fff 64bit]
[    2.649668] pci 0000:07:00.0: reg 0x30: [mem 0xc6a00000-0xc6a0ffff pref]
[    5.211815] pci_bus 0000:07: resource 1 [mem 0xc6a00000-0xc6afffff]
[    6.365162] pci 0000:07:00.0: Signaling PME through PCIe PME interrupt
...
[   69.437927] nvme 0000:07:00.0: I/O 0 QID 0 timeout, disable controller
[   69.542017] nvme 0000:07:00.0: Cancelling I/O 0 QID 0
[   69.542046] nvme 0000:07:00.0: Identify Controller failed (-4)
[   69.553756] nvme 0000:07:00.0: Removing after probe failure

Kamil,

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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/1597908

Title:
  linux-kernel: Freeing IRQ from IRQ context

Status in linux package in Ubuntu:
  In Progress
Status in linux source package in Xenial:
  In Progress

Bug description:
  It looks like the Ubuntu 16.04 took the nvme driver from 4.5 kernel,
  but is missing some critical block updates that it was depending on.
  Specifically this one moving the timeout handler to a work queue
  instead of a irq context timer task:

  
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit?id=287922eb0b186e2a5bf54fdd04b734c25c90035c

  This mismatch causes lots of warnings and errors during recovery from
  failure.

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1597908/+subscriptions

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