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, -- 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 -- Mailing list: https://launchpad.net/~kernel-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp

