Date: Sun, 24 Jun 2001 23:20:03 -0700 (PDT) From: Phil Homewood <pdh@lineo.com> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/28164: [PATCH] crashdump can trash disklabel/other partitions Message-ID: <200106250620.f5P6K3B90675@freefall.freebsd.org>
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The following reply was made to PR kern/28164; it has been noted by GNATS. From: Phil Homewood <pdh@lineo.com> To: Bruce Evans <bde@zeta.org.au> Cc: FreeBSD-gnats-submit@FreeBSD.ORG Subject: Re: kern/28164: [PATCH] crashdump can trash disklabel/other partitions Date: Mon, 25 Jun 2001 16:15:46 +1000 Bruce Evans wrote: > I think you are just trashing the label becauses it is inside da1s2b, not > overrunning da1s2b. That was a conclusion I was starting to draw, too. > This is certainly a bug. The label is write protected > in software, but the dump routines don't even know that the label is there. Should it be there? > This bug is not seen in most configurations because the dump partition > usually starts at a nonzero offset. Yep. Is this configuration acceptable ('b' is a swap partition) or should it start at non-zero offset? Alas, I can't remember if it was /stand/sysinstall or /dev/luser who put it there like that. > Untested incomplete fixes (the boot block area should also be protected...): Will test 'em tomorrow and let you know. Thanks. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message
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