Date: Wed, 03 Jan 2024 08:33:40 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 275632] process being killed which has a big file mmap'ed and performs writes to it Message-ID: <bug-275632-227-wXmcPBIwaI@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-275632-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=275632 --- Comment #5 from Martin Birgmeier <d8zNeCFG@aon.at> --- Update: Not only the program itself but also unrelated programs may be killed - here is an excerpt of today's /var/log/messages: Jan 3 09:08:55 hal kernel: pid 4892 (cawic), jid 0, uid 20201, was killed: failed to reclaim memory Jan 3 09:08:57 hal kernel: pid 892 (Xorg), jid 0, uid 0, was killed: failed to reclaim memory Jan 3 09:08:59 hal kernel: pid 644 (named), jid 0, uid 53, was killed: failed to reclaim memory Jan 3 09:09:00 hal kernel: pid 2891 (xterm), jid 0, uid 0, was killed: failed to reclaim memory Jan 3 09:09:01 hal devd[388]: notify_clients: send() failed; dropping unresponsive client Jan 3 09:09:02 hal kernel: pid 4842 (xterm), jid 0, uid 20201, was killed: failed to reclaim memory Jan 3 09:09:18 hal kernel: pid 2917 (xterm), jid 0, uid 80, was killed: failed to reclaim memory The process was running as a regular user, so this can easily be used as a DOS attack. -- Martin -- You are receiving this mail because: You are the assignee for the bug.home | help
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