Date: Fri, 27 Jan 2017 20:02:23 -0500 From: Shawn Webb <shawn.webb@hardenedbsd.org> To: Andrew Turner <andrew@fubar.geek.nz> Cc: Tom Vijlbrief <tvijlbrief@gmail.com>, freebsd-arm <freebsd-arm@freebsd.org> Subject: Re: Arm64 stack issues (was Re: FreeBSD status for/on ODroid-C2?) Message-ID: <20170128010223.tjivldnh7pyenbg6@mutt-hardenedbsd> In-Reply-To: <20170128010138.iublazyrhhqycn37@mutt-hardenedbsd> References: <CAOQrpVfK-Dw_rSo_YVY5MT1wbc6Ah-Pj%2BWv8UGjeiUQ1b3%2B-mg@mail.gmail.com> <20170124191357.0ec0abfd@zapp> <20170128010138.iublazyrhhqycn37@mutt-hardenedbsd>
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--wuoppqus4d2xzmj5 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Jan 27, 2017 at 08:01:38PM -0500, Shawn Webb wrote: > On Tue, Jan 24, 2017 at 07:13:57PM +0000, Andrew Turner wrote: > > Can you try with r312703 and without the malloc.conf change? I think the > > issue was because errno was stored just before some internal jemalloc > > state in the bss and there was a bug where the setting of errno where > > it would overwrite 32 bits of this state. >=20 > I've just tested on an RPI3 and tcache still needs to be disabled with > malloc.conf. I misspoke somewhat: the testing was done on a SoftIron Overdrive 1000. --=20 Shawn Webb Cofounder and Security Engineer HardenedBSD GPG Key ID: 0x6A84658F52456EEE GPG Key Fingerprint: 2ABA B6BD EF6A F486 BE89 3D9E 6A84 658F 5245 6EEE --wuoppqus4d2xzmj5 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEKrq2ve9q9Ia+iT2eaoRlj1JFbu4FAliL7Z4ACgkQaoRlj1JF bu4oCg//coNGEF9vm2qmD5217np0sV8EdlTE+eapai/tSZ3xMUL3Mk5VHJb2m6wD jz8mfXX7wmS8gqz61DxcS4gn7dDLJmX61JDwGCZgwzwONMyfXzQjOTXh1jsB2Pa0 15a2Coc5mYVRc+WbEDgLKM3hBqr54F/f0d7s43KoOk0bKV+eDquDQxbC2YIF0NlZ KZ9WelRIOjBf1pq8nDTF7y9QLoS4VwWnwc2G1kyIrlp90Zq7kobpXEJhIpIO+sS5 SPMVMX82pCmHSy9pqZJbmDT1mjdRVDka6JmDHkuW0MFqur/AGOt8J1hamwFFPIsl VN0Ihrwx+SBmmjY6BfDEZC0PzwVhTF7/mfyKlzP07IPKthqCIDNUvorN0pZGxjG4 clUAjmwZgesutYJZW3dot4xuuhf+UodJ2++ZIfEQ/LDbq7oDu1U/waUJ8Rul2Vxp ewibkUx1QqolL4K8tQ/OBThwnzIAGaSqVmI2GkWfkHx3p5iqLG6JRbB5F90XpDd8 JhQDskJD1tF/Ael+UmRVgKs4p1TbxBfrGJdcdtpu68T8luszEloQRK/XR39Rolyb vwc0Gc5LfzWt1qqiaAnmUXv36L45ock/FJuekaGjEAbrqox5eWaekzr5Dfxhz7A8 6a45sdtQFFPS5MhGxHo5ZJfnNvwi63KxD/uA0yDZAxudItScoYY= =w5CB -----END PGP SIGNATURE----- --wuoppqus4d2xzmj5--
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