Public bug reported:
It looks like iTCO_wdt won't properly setup a /dev/watchdog device on
Intel recent Celeron NUCs (NUC6CAYS).
```
# uname -a
Linux player-ef15 4.11.0-14-generic #20~16.04.1-Ubuntu SMP Wed Aug 9 09:06:22
UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.3 LTS
Release: 16.04
Codename: xenial
```
Modules are properly loaded (but looks like it is not used)
```
# lsmod | grep -e dog -e wdt
iTCO_wdt 16384 0
iTCO_vendor_support 16384 1 iTCO_wdt
```
No device found in kernel.log:
```
Aug 28 18:49:56 player-ef15 kernel: [ 14.192689] iTCO_vendor_support:
vendor-support=0
Aug 28 18:49:56 player-ef15 kernel: [ 14.198585] iTCO_wdt: Intel TCO WatchDog
Timer Driver v1.11
```
No device found by the service:
```
# service watchdog status
● watchdog.service - watchdog daemon
Loaded: loaded (/lib/systemd/system/watchdog.service; enabled; vendor
preset: enabled)
Active: active (running) since lun. 2017-08-28 18:49:56 CEST; 17s ago
Process: 2763 ExecStart=/bin/sh -c [ $run_watchdog != 1 ] || exec
/usr/sbin/watchdog $watchdog_options (code=exited, status=0/SUCCESS)
Process: 2758 ExecStartPre=/bin/sh -c [ -z "${watchdog_module}" ] || [
"${watchdog_module}" = "none" ] || /sbin/modprobe $watchdog_module
(code=exited, status=0/SUCCESS)
Main PID: 2768 (watchdog)
Tasks: 1
Memory: 732.0K
CPU: 13ms
CGroup: /system.slice/watchdog.service
└─2768 /usr/sbin/watchdog
août 28 18:49:56 player-ef15 systemd[1]: Started watchdog daemon.
août 28 18:49:56 player-ef15 watchdog[2768]: starting daemon (5.14):
août 28 18:49:56 player-ef15 watchdog[2768]: int=1s realtime=yes sync=no
soft=no mla=0 mem=0
août 28 18:49:56 player-ef15 watchdog[2768]: ping: no machine to check
août 28 18:49:56 player-ef15 watchdog[2768]: file: no file to check
août 28 18:49:56 player-ef15 watchdog[2768]: pidfile: no server process to check
août 28 18:49:56 player-ef15 watchdog[2768]: interface: no interface to check
août 28 18:49:56 player-ef15 watchdog[2768]: temperature: no sensors to check
août 28 18:49:56 player-ef15 watchdog[2768]: test=none(0) repair=none(0)
alive=/dev/watchdog heartbeat=none to=root no_act=no force=no
août 28 18:49:56 player-ef15 watchdog[2768]: cannot open /dev/watchdog (errno =
2 = 'No such file or directory')
```
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Incomplete
** Tags: artful
** Description changed:
It looks like iTCO_wdt won't properly setup a /dev/watchdog device on
Intel recent Celeron NUCs (NUC6CAYS).
```
# uname -a
Linux player-ef15 4.11.0-14-generic #20~16.04.1-Ubuntu SMP Wed Aug 9 09:06:22
UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.3 LTS
Release: 16.04
Codename: xenial
```
- Modules are properly loaded
+ Modules are properly loaded (but looks like it is not used)
```
# lsmod | grep -e dog -e wdt
iTCO_wdt 16384 0
iTCO_vendor_support 16384 1 iTCO_wdt
```
- No device.
+ No errors in the kern.log, sounds loaded:
+
+ ```
+ Aug 28 05:05:32 player-e656 kernel: [ 13.179745] iTCO_vendor_support:
vendor-support=0
+ Aug 28 05:05:32 player-e656 kernel: [ 13.193303] iTCO_wdt: Intel TCO
WatchDog Timer Driver v1.11
+ Aug 28 05:05:32 player-e656 kernel: [ 13.193463] iTCO_wdt: Found a Intel
PCH TCO device (Version=4, TCOBASE=0x0400)
+ Aug 28 05:05:32 player-e656 kernel: [ 13.193956] iTCO_wdt: initialized.
heartbeat=30 sec (nowayout=0)
+ ```
+
+ No device found by the service:
```
# service watchdog status
● watchdog.service - watchdog daemon
- Loaded: loaded (/lib/systemd/system/watchdog.service; enabled; vendor
preset: enabled)
- Active: active (running) since lun. 2017-08-28 18:49:56 CEST; 17s ago
- Process: 2763 ExecStart=/bin/sh -c [ $run_watchdog != 1 ] || exec
/usr/sbin/watchdog $watchdog_options (code=exited, status=0/SUCCESS)
- Process: 2758 ExecStartPre=/bin/sh -c [ -z "${watchdog_module}" ] || [
"${watchdog_module}" = "none" ] || /sbin/modprobe $watchdog_module
(code=exited, status=0/SUCCESS)
- Main PID: 2768 (watchdog)
- Tasks: 1
- Memory: 732.0K
- CPU: 13ms
- CGroup: /system.slice/watchdog.service
- └─2768 /usr/sbin/watchdog
+ Loaded: loaded (/lib/systemd/system/watchdog.service; enabled; vendor
preset: enabled)
+ Active: active (running) since lun. 2017-08-28 18:49:56 CEST; 17s ago
+ Process: 2763 ExecStart=/bin/sh -c [ $run_watchdog != 1 ] || exec
/usr/sbin/watchdog $watchdog_options (code=exited, status=0/SUCCESS)
+ Process: 2758 ExecStartPre=/bin/sh -c [ -z "${watchdog_module}" ] || [
"${watchdog_module}" = "none" ] || /sbin/modprobe $watchdog_module
(code=exited, status=0/SUCCESS)
+ Main PID: 2768 (watchdog)
+ Tasks: 1
+ Memory: 732.0K
+ CPU: 13ms
+ CGroup: /system.slice/watchdog.service
+ └─2768 /usr/sbin/watchdog
août 28 18:49:56 player-ef15 systemd[1]: Started watchdog daemon.
août 28 18:49:56 player-ef15 watchdog[2768]: starting daemon (5.14):
août 28 18:49:56 player-ef15 watchdog[2768]: int=1s realtime=yes sync=no
soft=no mla=0 mem=0
août 28 18:49:56 player-ef15 watchdog[2768]: ping: no machine to check
août 28 18:49:56 player-ef15 watchdog[2768]: file: no file to check
août 28 18:49:56 player-ef15 watchdog[2768]: pidfile: no server process to
check
août 28 18:49:56 player-ef15 watchdog[2768]: interface: no interface to check
août 28 18:49:56 player-ef15 watchdog[2768]: temperature: no sensors to check
août 28 18:49:56 player-ef15 watchdog[2768]: test=none(0) repair=none(0)
alive=/dev/watchdog heartbeat=none to=root no_act=no force=no
août 28 18:49:56 player-ef15 watchdog[2768]: cannot open /dev/watchdog (errno
= 2 = 'No such file or directory')
```
** Description changed:
It looks like iTCO_wdt won't properly setup a /dev/watchdog device on
Intel recent Celeron NUCs (NUC6CAYS).
```
# uname -a
Linux player-ef15 4.11.0-14-generic #20~16.04.1-Ubuntu SMP Wed Aug 9 09:06:22
UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.3 LTS
Release: 16.04
Codename: xenial
```
Modules are properly loaded (but looks like it is not used)
```
# lsmod | grep -e dog -e wdt
iTCO_wdt 16384 0
iTCO_vendor_support 16384 1 iTCO_wdt
- ```
-
- No errors in the kern.log, sounds loaded:
-
- ```
- Aug 28 05:05:32 player-e656 kernel: [ 13.179745] iTCO_vendor_support:
vendor-support=0
- Aug 28 05:05:32 player-e656 kernel: [ 13.193303] iTCO_wdt: Intel TCO
WatchDog Timer Driver v1.11
- Aug 28 05:05:32 player-e656 kernel: [ 13.193463] iTCO_wdt: Found a Intel
PCH TCO device (Version=4, TCOBASE=0x0400)
- Aug 28 05:05:32 player-e656 kernel: [ 13.193956] iTCO_wdt: initialized.
heartbeat=30 sec (nowayout=0)
```
No device found by the service:
```
# service watchdog status
● watchdog.service - watchdog daemon
Loaded: loaded (/lib/systemd/system/watchdog.service; enabled; vendor
preset: enabled)
Active: active (running) since lun. 2017-08-28 18:49:56 CEST; 17s ago
Process: 2763 ExecStart=/bin/sh -c [ $run_watchdog != 1 ] || exec
/usr/sbin/watchdog $watchdog_options (code=exited, status=0/SUCCESS)
Process: 2758 ExecStartPre=/bin/sh -c [ -z "${watchdog_module}" ] || [
"${watchdog_module}" = "none" ] || /sbin/modprobe $watchdog_module
(code=exited, status=0/SUCCESS)
Main PID: 2768 (watchdog)
Tasks: 1
Memory: 732.0K
CPU: 13ms
CGroup: /system.slice/watchdog.service
└─2768 /usr/sbin/watchdog
août 28 18:49:56 player-ef15 systemd[1]: Started watchdog daemon.
août 28 18:49:56 player-ef15 watchdog[2768]: starting daemon (5.14):
août 28 18:49:56 player-ef15 watchdog[2768]: int=1s realtime=yes sync=no
soft=no mla=0 mem=0
août 28 18:49:56 player-ef15 watchdog[2768]: ping: no machine to check
août 28 18:49:56 player-ef15 watchdog[2768]: file: no file to check
août 28 18:49:56 player-ef15 watchdog[2768]: pidfile: no server process to
check
août 28 18:49:56 player-ef15 watchdog[2768]: interface: no interface to check
août 28 18:49:56 player-ef15 watchdog[2768]: temperature: no sensors to check
août 28 18:49:56 player-ef15 watchdog[2768]: test=none(0) repair=none(0)
alive=/dev/watchdog heartbeat=none to=root no_act=no force=no
août 28 18:49:56 player-ef15 watchdog[2768]: cannot open /dev/watchdog (errno
= 2 = 'No such file or directory')
```
** Description changed:
It looks like iTCO_wdt won't properly setup a /dev/watchdog device on
Intel recent Celeron NUCs (NUC6CAYS).
```
# uname -a
Linux player-ef15 4.11.0-14-generic #20~16.04.1-Ubuntu SMP Wed Aug 9 09:06:22
UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
# lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.3 LTS
Release: 16.04
Codename: xenial
```
Modules are properly loaded (but looks like it is not used)
```
# lsmod | grep -e dog -e wdt
iTCO_wdt 16384 0
iTCO_vendor_support 16384 1 iTCO_wdt
+ ```
+
+ No device found in kernel.log:
+ ```
+ Aug 28 18:49:56 player-ef15 kernel: [ 14.192689] iTCO_vendor_support:
vendor-support=0
+ Aug 28 18:49:56 player-ef15 kernel: [ 14.198585] iTCO_wdt: Intel TCO
WatchDog Timer Driver v1.11
```
No device found by the service:
```
# service watchdog status
● watchdog.service - watchdog daemon
Loaded: loaded (/lib/systemd/system/watchdog.service; enabled; vendor
preset: enabled)
Active: active (running) since lun. 2017-08-28 18:49:56 CEST; 17s ago
Process: 2763 ExecStart=/bin/sh -c [ $run_watchdog != 1 ] || exec
/usr/sbin/watchdog $watchdog_options (code=exited, status=0/SUCCESS)
Process: 2758 ExecStartPre=/bin/sh -c [ -z "${watchdog_module}" ] || [
"${watchdog_module}" = "none" ] || /sbin/modprobe $watchdog_module
(code=exited, status=0/SUCCESS)
Main PID: 2768 (watchdog)
Tasks: 1
Memory: 732.0K
CPU: 13ms
CGroup: /system.slice/watchdog.service
└─2768 /usr/sbin/watchdog
août 28 18:49:56 player-ef15 systemd[1]: Started watchdog daemon.
août 28 18:49:56 player-ef15 watchdog[2768]: starting daemon (5.14):
août 28 18:49:56 player-ef15 watchdog[2768]: int=1s realtime=yes sync=no
soft=no mla=0 mem=0
août 28 18:49:56 player-ef15 watchdog[2768]: ping: no machine to check
août 28 18:49:56 player-ef15 watchdog[2768]: file: no file to check
août 28 18:49:56 player-ef15 watchdog[2768]: pidfile: no server process to
check
août 28 18:49:56 player-ef15 watchdog[2768]: interface: no interface to check
août 28 18:49:56 player-ef15 watchdog[2768]: temperature: no sensors to check
août 28 18:49:56 player-ef15 watchdog[2768]: test=none(0) repair=none(0)
alive=/dev/watchdog heartbeat=none to=root no_act=no force=no
août 28 18:49:56 player-ef15 watchdog[2768]: cannot open /dev/watchdog (errno
= 2 = 'No such file or directory')
```
--
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Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1713535
Title:
No /dev/watchdog on NUC6CAYS devices with iTCO_wdt
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1713535/+subscriptions
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