Date: Sun, 24 Aug 2003 10:06:35 -0700 From: Kris Kennaway <kris@obsecurity.org> To: Martin Larsson <sopppp@home.se> Cc: freebsd-security@freebsd.org Subject: Re: ibm fstack protector Message-ID: <20030824170635.GB9172@rot13.obsecurity.org> In-Reply-To: <1061734680.20025.1.camel@oddjob.kul.lan> References: <1061734680.20025.1.camel@oddjob.kul.lan>
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--U+BazGySraz5kW0T Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Aug 24, 2003 at 04:18:00PM +0200, Martin Larsson wrote: > yo, ive been using the fstack protector for a while now and it worked > fine until i was gonna compile 4.8p3 then i got these errors, >=20 > sio.o(.text+0x18b7): undefined reference to `__guard' > sio.o(.text+0x1da9): undefined reference to `__guard' > sio.o(.text+0x1db9): undefined reference to `__stack_smash_handler' > vga_isa.o: In function `isavga_probe': > vga_isa.o(.text+0x10): undefined reference to `__guard' > vga_isa.o(.text+0xb9): undefined reference to `__guard' > vga_isa.o(.text+0xc9): undefined reference to `__stack_smash_handler' > vga_isa.o(.text+0xc9): undefined reference to `__stack_smash_handler' > *** Error code 1 >=20 > Stop in /usr/obj/usr/src/sys/FJUTTSI. > *** Error code 1 >=20 > Stop in /usr/src. > *** Error code 1 >=20 > Stop in /usr/src. >=20 > anyone succesfully compiled 4.8p3 with fstack protection? It looks like you don't have the full /usr/src patch installed. The sys/libkern/stack_smash_handler.c file is supposed to provide these symbols. Kris --U+BazGySraz5kW0T Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.2 (FreeBSD) iD8DBQE/SPCbWry0BWjoQKURAuElAJwKo/fEWe67wjdE4NRX++2Q+A6qrQCgxv+L e6G1FVoL9yK/nrUw+H+lzc0= =7xuW -----END PGP SIGNATURE----- --U+BazGySraz5kW0T--
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