[FS#606] Stall on Mediatek

[LEDE Bugs]

The following task has a new comment added:

FS#606 - Stall on Mediatek
User who did this - Karoly Kovacs (karesch)

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a few minutes after the above stalls the rooter rebooted, no crashlog found in /sys/kernel/debug/ directory:
root at LEDE:~# ls /sys/kernel/debug/ -l
drwxr-xr-x   12 root     root             0 Jan  1  1970 bdi
-r--r--r--    1 root     root             0 Jan  1  1970 bootrom
drwxr-xr-x    4 root     root             0 Jan  1  1970 clk
-rw-r--r--    1 root     root             0 Jan  1  1970 fault_around_bytes
-r--r--r--    1 root     root             0 Jan  1  1970 gpio
drwxr-xr-x    4 root     root             0 Mar 21 00:36 ieee80211
drwxr-xr-x    2 root     root             0 Jan  1  1970 mips
drwxr-xr-x    3 root     root             0 Jan  1  1970 pinctrl
drwxr-xr-x    2 root     root             0 Jan  1  1970 pm_qos
drwxr-xr-x    2 root     root             0 Jan  1  1970 regmap
-r--r--r--    1 root     root             0 Jan  1  1970 sleep_time
drwxr-xr-x    2 root     root             0 Jan  1  1970 ubi
drwxr-xr-x    2 root     root             0 Jan  1  1970 ubifs
drwxr-xr-x    2 root     root             0 Jan  1  1970 usb
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=606#comment2198