There are a couple more files that cause the script to stall.
/sys/firmware/devicetree and its symlink /proc/device-tree, reported by
Michael Ellerman.
usbmon should be skipped were ever it appears. Reported by Kees Cook
Add files to be excluded from parsing.
Signed-off-by: Tobin C. Harding <me@tobin.cc>
'/proc/kcore',
'/proc/fs/ext4/sdb1/mb_groups',
'/proc/1/fd/3',
+ '/sys/firmware/devicetree',
+ '/proc/device-tree',
'/sys/kernel/debug/tracing/trace_pipe',
'/sys/kernel/security/apparmor/revision');
'thread-self',
'cwd',
'fd',
+ 'usbmon',
'stderr',
'stdin',
'stdout');