Messages in this thread | | | Date | Tue, 30 Nov 2004 20:27:30 -0800 | From | Andrew Morton <> | Subject | Re: waitid breaks telnet |
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Joe Korty <kortyads@mindspring.com> wrote: > > [ 2nd send, this one from my home email account...] > > telnet no longer works: > > # chkconfig telnet on > # telnet localhost > Trying 127.0.0.1... > Connected to localhost (127.0.0.1). > Escape character is '^]'. > Red Hat Enterprise Linux WS release 3 (Taroon Update 2) > Kernel 2.6.10-rc2 on an i686 > Connection closed by foreign host. > > A bsearch placed the bug between 2.6.9-rc1-bk[78], another > bsearch on the changesets showed the problem is caused > by this patch: > > roland@redhat.com[torvalds]|ChangeSet|20040831173525|30767 > [PATCH] waitid system call > > My guess is, something about the new wait4(2) wrapper > is causing the telnet daemon to declare success before > its child, /bin/login, exits.
I can reproduce this on 2.6.10-rc2, but it seems to have been fixed in more recent kernels. However I cannot think of anything which we did which would have fixed this.
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