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為什麼update-notifier.desktop未經許可掃描/proc/3782/fd？

tag-icon • tag-icon permissions proc update-notifier
為什麼update-notifier.desktop未經許可掃描/proc/3782/fd？

為什麼偶爾update-notifier會吐出一大堆“沒有權限「 行journalctl？

Dec 04 08:55:32 ML systemd[1]: NetworkManager-dispatcher.service: Succeeded.
Dec 04 08:55:56 ML pkexec[334886]: pam_unix(polkit-1:session): session opened for user root by (uid=1000)
Dec 04 08:55:56 ML pkexec[334886]: jabowery: Executing command [USER=root] [TTY=unknown] [CWD=/home/jabowery] [COMMAND=/usr/lib/update-notifier/package-system-locked]
Dec 04 08:55:56 ML update-notifier.desktop[334889]: Cannot stat file /proc/3782/fd/4: Permission denied
Dec 04 08:55:56 ML update-notifier.desktop[334889]: Cannot stat file /proc/3782/fd/5: Permission denied
... about 300 lines...
Dec 04 08:55:56 ML update-notifier.desktop[334892]: Cannot stat file /proc/3782/fd/73: Permission denied
Dec 04 08:55:56 ML update-notifier.desktop[334892]: Cannot stat file /proc/3782/fd/74: Permission denied
Dec 04 08:55:56 ML update-notifier.desktop[334892]: Cannot stat file /proc/3782/fd/75: Permission denied
Dec 04 08:55:56 ML update-notifier.desktop[334892]: Cannot stat file /proc/3782/fd/1023: Permission denied

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