Date: Sat, 19 Aug 2006 20:40:38 GMT From: Kris Kennaway <kris@obsecurity.org> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/99607: pppd fail kernel from more interrupts in serilal port (/dev/cuad0) Message-ID: <200608192040.k7JKecrI066257@freefall.freebsd.org>
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The following reply was made to PR kern/99607; it has been noted by GNATS. From: Kris Kennaway <kris@obsecurity.org> To: Den <den@holod-jsc.com> Cc: freebsd-gnats-submit@FreeBSD.org Subject: Re: kern/99607: pppd fail kernel from more interrupts in serilal port (/dev/cuad0) Date: Sat, 19 Aug 2006 16:35:35 -0400 On Thu, Jun 29, 2006 at 02:24:21PM +0000, Den wrote: > >Description: > Use pppd fail kernel from more interrupts in serilal port (/dev/cuad0) > >How-To-Repeat: > Use pppd and modem dial-up (50kb/s, serial port /dev/cuad0) from conect ISP. Get more messages: > Jun 29 20:12:13 master kernel: sio0: 16 more interrupt-level buffer overf > lows (total 16) > Jun 29 20:12:14 master kernel: sio0: 83 more interrupt-level buffer overflows (t > otal 99) > Jun 29 20:12:16 master kernel: sio0: 16 more interrupt-level buffer overflows (t > otal 115) > Jun 29 20:12:37 master kernel: sio0: 16 more interrupt-level buffer overflows (t > otal 131) > Jun 29 20:12:48 master kernel: sio0: 16 more interrupt-level buffer overflows (t > otal 147) > And Fail kernel , frozen OS. > >Fix: > Don't use pppd, clear kernel, no pppd in her. pppd is indeed widely reported to be broken in various circumstances. It has not been maintained in FreeBSD for many years; you will be much better off using ppp(8) instead. Kris
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