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Re: svn commit: r1485848 - /subversion/trunk/subversion/libsvn_subr/subst.c

From: Philip Martin <philip.martin_at_wandisco.com>
Date: Fri, 24 May 2013 14:24:07 +0100

Stefan Sperling <stsp_at_elego.de> writes:

> I'll investigate a bit further, but if my testing shows that this
> change is reponsible I am going to revert it ASAP to prevent the
> damage from spreading.
>
> 'svn diff' coredumps with:
>
> (gdb)
> #0 0x000011bd8dc946bd in svn_eol__find_eol_start (buf=0x11bd84838ffa "",
> len=12309) at subversion/libsvn_subr/eol.c:56
> 56 apr_uintptr_t chunk = *(const apr_uintptr_t *)buf;
> (gdb)
> Bottom (i.e., innermost) frame selected; you cannot go down.
> (gdb) p buf
> $1 = 0x11bd84838ffa ""
> (gdb) p chunk
> $2 = 0
> (gdb) p * buf
> $3 = 0 '\0'

I see the same:

==5285== Invalid read of size 8
==5285== at 0x5A3EF29: svn_eol__find_eol_start (eol.c:56)
==5285== by 0x5A6D41B: translate_chunk (subst.c:1144)
==5285== by 0x5A6DB9D: translated_stream_write (subst.c:1323)
==5285== by 0x5A657C9: svn_stream_write (stream.c:161)
==5285== by 0x5A662E2: svn_stream_copy3 (stream.c:501)
==5285== by 0x5A6EC6C: svn_subst_copy_and_translate4 (subst.c:1793)
==5285== by 0x512028C: svn_wc__internal_translated_file (translate.c:226)
==5285== by 0x50F0F0B: svn_wc__diff_base_working_diff (diff_editor.c:526)
==5285== by 0x50F8064: diff_status_callback (diff_local.c:362)
==5285== by 0x511B731: send_status_structure (status.c:930)
==5285== by 0x511BC7A: one_child_status (status.c:1206)
==5285== by 0x511C4F4: get_dir_status (status.c:1441)
==5285== Address 0x40feffb is not stack'd, malloc'd or (recently) free'd

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Received on 2013-05-24 15:24:59 CEST

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