Date: Sat, 3 Nov 2018 08:52:16 -0400 From: Charlie Li <ml@vishwin.info> To: Brooks Davis <brooks@freebsd.org> Cc: svn-src-head@freebsd.org, toolchain@freebsd.org, Konstantin Belousov <kib@FreeBSD.org>, current@freebsd.org Subject: Re: svn commit: r339898 - head/lib/libc/amd64/sys Message-ID: <fdda06af-d189-b9b0-d2d5-26bcf2c6395a@vishwin.info> In-Reply-To: <ae15161f-0728-d208-12a2-08a22fcbc50b@vishwin.info> References: <201810300011.w9U0BUui038857@repo.freebsd.org> <a2d14762-d6f9-4c3e-b3d3-efb7dcb2640f@vishwin.info> <20181101160406.GA60233__23941.7825396687$1541088368$gmane$org@spindle.one-eyed-alien.net> <ae15161f-0728-d208-12a2-08a22fcbc50b@vishwin.info>
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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --C0HnXM2VAaMMDpnpVwa7nUB9IvrMd94Ka Content-Type: multipart/mixed; boundary="U4mnKhyu4E5ivA7g9U4oz1g4zewYaeRyC"; protected-headers="v1" From: Charlie Li <ml@vishwin.info> To: Brooks Davis <brooks@freebsd.org> Cc: svn-src-head@freebsd.org, toolchain@freebsd.org, Konstantin Belousov <kib@FreeBSD.org>, current@freebsd.org Message-ID: <fdda06af-d189-b9b0-d2d5-26bcf2c6395a@vishwin.info> Subject: Re: svn commit: r339898 - head/lib/libc/amd64/sys References: <201810300011.w9U0BUui038857@repo.freebsd.org> <a2d14762-d6f9-4c3e-b3d3-efb7dcb2640f@vishwin.info> <20181101160406.GA60233__23941.7825396687$1541088368$gmane$org@spindle.one-eyed-alien.net> <ae15161f-0728-d208-12a2-08a22fcbc50b@vishwin.info> In-Reply-To: <ae15161f-0728-d208-12a2-08a22fcbc50b@vishwin.info> --U4mnKhyu4E5ivA7g9U4oz1g4zewYaeRyC Content-Type: text/plain; charset=utf-8 Content-Language: en-GB-large Content-Transfer-Encoding: quoted-printable On 01/11/2018 15:43, Charlie Li wrote: > On 01/11/2018 12:04, Brooks Davis wrote: >> Is this failure with devel/llvm70? It's currently missing the patch >> required to make this work. https://reviews.freebsd.org/D17709 contai= ns >> this patch among others. I'll see about getting it applied. >> > Yes, devel/llvm70. Will build with your port commit at my next opportun= ity. >=20 After building world and kernel r340097, kernel runs fine, but every userspace program in world crashes with Illegal instruction. They all crash in exactly the same way. Example backtrace from bmake, running from objdir (first discovered after updating a poudriere jail and attempting to even start it): Reading symbols from /usr/obj/usr/src/amd64.amd64/usr.bin/bmake/make...Reading symbols from /usr/obj/usr/src/amd64.amd64/usr.bin/bmake/make.debug...done. done. [New LWP 100097] Core was generated by `/usr/obj/usr/src/amd64.amd64/usr.bin/bmake/make --help'. Program terminated with signal SIGILL, Illegal instruction. #0 0x00000000002f5664 in _init () (gdb) bt #0 0x00000000002f5664 in _init () #1 0x00000000002290fe in _start (ap=3D<optimized out>, cleanup=3D<optimi= zed out>) at /usr/src/lib/csu/amd64/crt1.c:66 Given the line number referenced in crt1.c, I'm guessing this condition may have existed since at least r339351. --=20 Charlie Li Can't think of a witty .sigline today=E2=80=A6 (This email address is for mailing list use only; replace local-part with vishwin for off-list communication) --U4mnKhyu4E5ivA7g9U4oz1g4zewYaeRyC-- --C0HnXM2VAaMMDpnpVwa7nUB9IvrMd94Ka Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEE/3/Cqr5a+41PbEb+jnB43vIDq2wFAlvdmgcACgkQjnB43vID q2wIlxAAmPnnEBn8xQQFszrUQLehIroYFjhTrNNBc0XNrbo2vgayedxEdhZ+az6m EsFtzcKXVwCXhyrDlkk8uliZ9OzFkvZWZwSb0IoUDllSPAIn8ghqGLVkFiQPGK/3 n4E2t7oCWLSFRf/OXvEzXZcIZtDc6xzN6h3tAkORkG9rGt/+vp+MWWOLk30zixc2 7Y2iahHEdZEfJrfoZyOo6V7q6Is+pQZlhHcnhCbzixRoeubFTcu5+vwesNip7KRa QVG52zxfr3ROoct7BnwVihh/lYN2GlY/ps17VyuYw6hTACXHQKWrspLdyzeKUzjB gjrJ067Tz8+gBqpEkapYAViKdtswVS18YkB1tCvzwRl6CEqVNx42U1synjWBbmuL j+zcDp08alX89NYFDW9j9SYEqN9RxwrjWrWwYpPwK9EB+2BVrrsyl2ahc/1QPH6g eRoR0jRvC2q6PwUmaWiYQWBcYXzqXojVhwTrTtWdKkozAE3AJBLyMhwr7MNbs1p7 REIEu7rrLszskdwRoCzedRbtgj5sfBbSqZmxZV7RHOieC783NvCigSkrfZT1ovdr APafYeKMOS58WHDnvCCiQZHCGlMwnoa/Y13lFG7A6fHDdBfXGOv9/VzKqvhAKq53 t57HcActG81EAYrKVJFNUrdIecFS+C7MuXM51ujnS4WRXSTTdus= =58qI -----END PGP SIGNATURE----- --C0HnXM2VAaMMDpnpVwa7nUB9IvrMd94Ka--
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