Date: Mon, 12 Jan 1998 10:31:00 -0800 (PST) From: Julian Elischer <julian@whistle.com> To: Poul-Henning Kamp <phk@freebsd.org> Cc: dyson@freebsd.org, current@freebsd.org Subject: Re: random (?) SIGBUS in -current Message-ID: <Pine.BSF.3.95.980112102752.26877A-100000@current1.whistle.com> In-Reply-To: <365.884620691@critter.freebsd.dk>
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kernel from late last night system got 85% through 'make world' before a process hung in 'D' state. The rest of the system seemed ok. no sign of SIGBUS though. julian (p.s. make-world completed correctly after hacking makefile (to not rebuild tools etc again) and restarting) On Mon, 12 Jan 1998, Poul-Henning Kamp wrote: > > I see random SIGBUS in programs now on current up to and including: > > > dyson 1998/01/11 21:16:06 PST > > > > Modified files: > > sys/i386/i386 machdep.c > > Log: > > Adjust upwards the size of exec map in order to take into account the > > additional PAGE_SIZE needed for exec operatino. > > > > Revision Changes Path > > 1.281 +2 -2 src/sys/i386/i386/machdep.c > > I belive it is related to caching somehow. It never seems to happen > on the first invocation of a program, but rather if I run a program > do something else, run the program again, then bang. > > The ucode in trap() is T_PAGEFLT if that helps any. > > -- > Poul-Henning Kamp FreeBSD coreteam member > phk@FreeBSD.ORG "Real hackers run -current on their laptop." >
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