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Message-ID: <5462c54bcc09b564e4f210feb507fe35@smtp.hushmail.com>
Date: Tue, 16 Apr 2013 11:23:57 +0200
From: magnum <john.magnum@...hmail.com>
To: john-dev@...ts.openwall.com
Subject: Re: Segfault for hdaa on linux-x86-clang-debug (was: testing all valid()s)
On 16 Apr, 2013, at 10:01 , Frank Dittrich <frank_dittrich@...mail.com> wrote:
> Benchmarking: HTTP Digest access authentication MD5 [128/128 SSE2
> intrinsics 16x]...
> Program received signal SIGSEGV, Segmentation fault.
> 0x081368b3 in SSEmd5body (data=0x8417028, out=0x8419618, init=1) at
> sse-intrinsics.c:122
> 122 MD5_STEP(MD5_F, a, b, c, d, 0, 0xd76aa478, 7)
> (gdb) bt
> #0 0x081368b3 in SSEmd5body (data=0x8417028, out=0x8419618, init=1) at
> sse-intrinsics.c:122
Hm, data and out are only 8-byte aligned here. They should be 16-byte aligned for SSE2 and this is the cause of the segfault.
So why is that?
magnum
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