From owner-freebsd-bugs Wed Jun 28 9: 0: 7 2000 Delivered-To: freebsd-bugs@freebsd.org Received: from freefall.freebsd.org (freefall.FreeBSD.ORG [204.216.27.21]) by hub.freebsd.org (Postfix) with ESMTP id 1513637BCB6 for ; Wed, 28 Jun 2000 09:00:03 -0700 (PDT) (envelope-from gnats@FreeBSD.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.9.3/8.9.2) id JAA75299; Wed, 28 Jun 2000 09:00:02 -0700 (PDT) (envelope-from gnats@FreeBSD.org) Date: Wed, 28 Jun 2000 09:00:02 -0700 (PDT) Message-Id: <200006281600.JAA75299@freefall.freebsd.org> To: freebsd-bugs@FreeBSD.org Cc: From: Andy Farkas Subject: Re: kern/12758: idprio-related panic in -stable and -current Reply-To: Andy Farkas Sender: owner-freebsd-bugs@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org The following reply was made to PR kern/12758; it has been noted by GNATS. From: Andy Farkas To: Jos Backus Cc: FreeBSD-gnats-submit@FreeBSD.ORG Subject: Re: kern/12758: idprio-related panic in -stable and -current Date: Thu, 29 Jun 2000 01:52:47 +1000 (EST) This PR is comming up to its first year anniversary! I just tried it on a 4.0-STABLE built Jun 28 2000 and got a "kernel trap 12 with interrupts disabled" followed by two(!) "Fatal trap 12: page fault while in kernel mode" dumps. Reproducable. It triggers when you kill the idprio'd process, which is a bit different Date: 22 Jul 1999 08:59:22 -0000 > From: Jos Backus > To: FreeBSD-gnats-submit@FreeBSD.ORG > Subject: kern/12758: idprio-related panic in -stable and -current [snip] > >How-To-Repeat: > > % primes 3 > /dev/null & > [1] 306 > % primes 3 > /dev/null & > [2] 307 > % su > # idprio 31 -306 > # idprio -t -306 > # panic: remrq > Debugger("panic") at ... > db> trace > Debugger(c01dba5b) at Debugger+0x38 > panic(c01c21fe,c012e00b2,c832a8c0,0,c012dfa4) at panic+0x74 > rem1(0,40000000,280ef774,bfbfd940,a) at rem1 > softclock(0,2f,2f,2f,a) at softclock+0xde > doreti_swi() at doreti_swi+0xf > > Apparently this only happens when the CPU load is above normal, hence > two instances of the primes program had to be started. > > >Fix: > > No idea. > > > >Release-Note: > >Audit-Trail: > >Unformatted: > -- :{ andyf@speednet.com.au Andy Farkas System Administrator Speednet Communications http://www.speednet.com.au/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message