bug#56553: closed (29.0.50; ASAN error with fringe bitmaps on NS)

[GNU bug Tracking System]

Your message dated Fri, 15 Jul 2022 17:32:26 +0200
with message-id <87cze64cj9.fsf@igel.home>
and subject line Re: bug#56553: 29.0.50; ASAN error with fringe bitmaps on NS
has caused the debbugs.gnu.org bug report #56553,
regarding 29.0.50; ASAN error with fringe bitmaps on NS
to be marked as done.

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56553: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=56553
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> --- Begin Message ---
>
>
>
> Subject: 
>
> 29.0.50; ASAN error with fringe bitmaps on NS
>
>
>
>
> Date: 
>
> Thu, 14 Jul 2022 15:03:36 +0200
>
>
>
>
> In GNU Emacs 29.0.50 (build 1, aarch64-apple-darwin21.5.0, NS appkit-2113.50 
> Version 12.4 (Build 21F79))
>  of 2022-07-12 built on Mini.fritz.box
> Repository revision: f209650e41d59356a90b5a602abc60c6783bc7b1
>
> This is a Spacemacs profile, with a lot of fringe bitmaps.  The error
> happens right after hitting 'q' on the startup screen, when the first
> fringe bitmap is displayed.
>
> thread #1: tid = 0x3d47c, 0x0000000103dc4870 
> libclang_rt.asan_osx_dynamic.dylib`__asan::AsanDie(), queue = 
> 'com.apple.main-thread', stop reason = Heap buffer overflow
>
> {
>   "access_size": 2,
>   "access_type": 0,
>   "address": 4402845816,
>   "description": "heap-buffer-overflow",
>   "instrumentation_class": "AddressSanitizer",
>   "pc": 4313240244,
>   "stop_type": "fatal_error"
> }
>
> frame #5: 0x000000010116d2b4 emacs`ns_define_fringe_bitmap(which=27, 
> bits=0x00000001066e1860, h=12, w=16) at nsterm.m:2906:20
>    2903         /* XBM rows are always round numbers of bytes, with any unused
>    2904            bits ignored.  */
>    2905         int byte = y * (w/8 + (w%8 ? 1 : 0)) + x/8;
> -> 2906         bool bit = bits[byte] & (0x80 >> x%8);
>    2907         if (bit)
>    2908           [p appendBezierPathWithRect:NSMakeRect (x, y, 1, 1)];
>    2909       }
> (lldb) p byte
> (int) $22 = 12
>
> frame #6: 0x0000000101079128 emacs`init_fringe_bitmap(which=27, 
> fb=0x00000001066e1850, once_p=0) at fringe.c:1520:2
>    1517       destroy_fringe_bitmap (which);
>    1518 
>    1519       if (rif && rif->define_fringe_bitmap)
> -> 1520         rif->define_fringe_bitmap (which, fb->bits, fb->height, 
> fb->width);
>    1521 
>    1522       fringe_bitmaps[which] = fb;
>    1523       if (which >= max_used_fringe_bitmap)
> (lldb) p *fb
> (fringe_bitmap) $21 = {
>   bits = 0x00000001066e1860
>   height = 12
>   width = 16
>   period = 0
>   align = 0
>   dynamic = true
> }
>
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#56553: 29.0.50; ASAN error with fringe bitmaps on NS
>
>
>
>
> Date: 
>
> Fri, 15 Jul 2022 17:32:26 +0200
>
>
>
>
> User-agent: 
>
> Gnus/5.13 (Gnus v5.13) Emacs/28.1.90 (gnu/linux)
>
>
>
>
> Installed.
>
> -- 
> Andreas Schwab, schwab@linux-m68k.org
> GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510  2552 DF73 E780 A9DA AEC1
> "And now for something completely different."
>
>
> --- End Message ---