and probably not in a way that’s reachable
These udev netlink messages are supposed to be sent with the credentials (process ID, user ID, group ID) of the sending process. libudev will not accept messages without this. The SO_PASSCRED option is used to enable receving credentials, as described in the man page for Unix domain sockets on Linux.
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第二节 妨害公共安全的行为和处罚
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