Date: Tue, 11 Jun 2002 20:23:58 +0100 From: Peter Edwards <peter.edwards@openet-telecom.com> To: silent <silent@security.is> Cc: hackers@freebsd.org Subject: Re: ptrace problem Message-ID: <3D064E4E.3060100@openet-telecom.com> References: <20020611175940.GA22937@security.is>
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silent wrote: > Hi! > > there is a problem in ptrace code or my understanding of how > it should work. man page says taht PT_DETACH acts same way > PT_CONTIUNE does, but when i try to detach from process with > PT_DETACH delayed? sigstop is delivered, and process becomes > suspended. Valid solution/workaround seems to be in calling > PT_CONTINUE with sigcont, and PT_DETACH after it. > > Example is attached. Please cc me a reply:) > Thanks Does the patch in kern/35175 fix the problem? -- Peter Edwards, Openet Telecom. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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