* Matt Dillon <[EMAIL PROTECTED]> [010917 16:04] wrote:
>
> :
> :* Matt Dillon <[EMAIL PROTECTED]> [010917 15:32] wrote:
> :> sshd died on one of our machines today. The traceback seems to
> :> indicate that a signal is interrupting a free(). I'm going to
> :> play with the code a bit to see if there's an easy fix.
> :>
> :> This bug can't occur very often... the key regeneration signal
> :> has to occur *just* as sshd is trying to free() something.
> :
> :The bug seems more likely to be caused by use of unsafe functions
> :in a signal handler.
> :
> :I'm really suprised that the OpenSSH team didn't slap whomever decided
> :to do so much processing within a signal handler silly.
>
> It's funny... they had an XXX comment in there so obviously someone
> was a little jittery about it. I think they just didn't realize that
> a malloc() might occur inside the signal handler or they would have
> fixed it long ago.
>
> UNIX signals suck.
Any async notification would require the same amount of care.
Most programmers suck. :)
--
-Alfred Perlstein [[EMAIL PROTECTED]]
'Instead of asking why a piece of software is using "1970s technology,"
start asking why software is ignoring 30 years of accumulated wisdom.'
To Unsubscribe: send mail to [EMAIL PROTECTED]
with "unsubscribe freebsd-hackers" in the body of the message