[dm-devel] [PATCH] multipathd: avoid crash in uevent_cleanup()

[lixiaokeng]

> 
> Now I got it, eventually :-) Thanks for the clarification. Would it be
> ossible for you to categorize the different issues and provide core
> dumps?
> 

When blocking of thread cancellation during udev_monitor_receive_device(),
there are just ??() and pthread_testcancel() crash.
The stack1.tgz is ??() coredump and the stack2.tgz is pthread_testcancel()
coredumps.

> You mentioned in the systemd issue that you were playing around with
> the gcc -fexceptions flag. As I remarked there - how did it get set in
> the first place? What distro are you using?

He Xiaowen, please answer this question.

Regards,
Lixiaokeng
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