Public bug reported:
Steps to reproduce:
Install and use bcmwl-kernel-source
$ cat /proc/brcm_monitor0
What happens:
$ dmesg
...
Watchdog detected hard LOCKUP on cpu 1
...
Tested on Trusty and Vivid.
The file is readable by everyone. At least change this to only root.
** Affects: bcmwl (Ubuntu)
Importance: Undecided
Status: New
** Summary changed:
- Reading from /proc/brcm_monitor0 causes soft lockup of CPU
+ Reading from /proc/brcm_monitor0 causes lockup of CPU
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https://bugs.launchpad.net/bugs/1450825
Title:
Reading from /proc/brcm_monitor0 causes lockup of CPU
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