Date: Wed, 6 Jun 2007 21:40:09 GMT From: Jeff Wheelhouse <jdw_list@wheelhouse.org> To: freebsd-amd64@FreeBSD.org Subject: Re: amd64/110655: [threads] 32 bit threaded applications crash on amd64 SMP kernel. Message-ID: <200706062140.l56Le9lp022465@freefall.freebsd.org>
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The following reply was made to PR amd64/110655; it has been noted by GNATS. From: Jeff Wheelhouse <jdw_list@wheelhouse.org> To: Kris Kennaway <kris@obsecurity.org> Cc: bug-followup@FreeBSD.org Subject: Re: amd64/110655: [threads] 32 bit threaded applications crash on amd64 SMP kernel. Date: Wed, 06 Jun 2007 17:11:25 -0400 Kris Kennaway wrote: > -m32 doesn't DTRT on FreeBSD, can you confirm that this problem exists > with a binary compiled by an i386 compiler? I can. $ uname -m i386 $ cc -o crash32-thr crash32.c -lthr $ cc -o crash32-pthread crash32.c -pthread $ md5 crash32-thr crash32-pthread MD5 (crash32-thr) = 91aea395dd2c5798d7cba9a216c4c227 MD5 (crash32-pthread) = a590f1c97e5ec11ddc94fa3d7f4bf167 $ ./crash32-thr Thread. $ ./crash32-pthread Thread. $ $ uname -m amd64 $ md5 crash32-thr crash32-pthread MD5 (crash32-thr) = 91aea395dd2c5798d7cba9a216c4c227 MD5 (crash32-pthread) = a590f1c97e5ec11ddc94fa3d7f4bf167 $ ./crash32-thr Bad system call(coredump) $ ./crash32-pthread Memory fault(coredump) $ Thanks, Jeff
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