Failed assertion in blob.c:500

[Moshe Kaplan]

magick: ../ImageMagick_git/MagickCore/blob.c:500: MagickBooleanType CloseBlob(Image *): Assertion `image != (Image *) ((void*)0)' failed.

Stack trace:

#0 0xb7fdbd4c in __kernel_vsyscall ()
#1 0xb707d607 in __GI_raise (sig=sig@entry=0x6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#2 0xb7080a33 in __GI_abort () at abort.c:89
#3 0xb7076757 in __assert_fail_base (fmt=0xb71b4014 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x8681f5c "image != (Image *) ((void*)0)", file=file@entry=0x87679dd "../ImageMagick_git/MagickCore/blob.c", line=line@entry=0x1f4, function=function@entry=0x8767b81 "MagickBooleanType CloseBlob(Image *)") at assert.c:92
#4 0xb7076807 in __GI___assert_fail (assertion=0x8681f5c "image != (Image *) ((void*)0)", file=0x87679dd "../ImageMagick_git/MagickCore/blob.c", line=0x1f4, function=0x8767b81 "MagickBooleanType CloseBlob(Image *)") at assert.c:101
#5 0x08354212 in CloseBlob (image=<optimized out>) at ../ImageMagick_git/MagickCore/blob.c:500
#6 0x0831b147 in ReadOneJNGImage (mng_info=0x885e4c8, image_info=0x883e1f8, exception=0x88460c8) at ../ImageMagick_git/coders/png.c:4603
#7 0x082ee501 in ReadMNGImage (image_info=0x883e1f8, exception=0x8845570) at ../ImageMagick_git/coders/png.c:6368
#8 0x083a678d in ReadImage (image_info=<optimized out>, exception=0x88331d8) at ../ImageMagick_git/MagickCore/constitute.c:493
#9 0x083a85ef in ReadImages (image_info=<optimized out>, filename=<optimized out>, exception=<optimized out>) at ../ImageMagick_git/MagickCore/constitute.c:846
#10 0x086535a4 in CLINoImageOperator (cli_wand=0x0, option=<optimized out>, arg1n=<optimized out>, arg2n=0x0) at ../ImageMagick_git/MagickWand/operation.c:4656
#11 0x08655664 in CLIOption (cli_wand=0x8838bf0, option=0x868c8a1 "-read") at ../ImageMagick_git/MagickWand/operation.c:5150
#12 0x085a00bc in ProcessCommandOptions (cli_wand=<optimized out>, argc=<optimized out>, argv=<optimized out>, index=<optimized out>) at ../ImageMagick_git/MagickWand/magick-cli.c:474
#13 0x085a0ee5 in MagickImageCommand (image_info=<optimized out>, argc=0x3, argv=0xbffff104, metadata=<optimized out>, exception=<optimized out>) at ../ImageMagick_git/MagickWand/magick-cli.c:786
#14 0x085d0983 in MagickCommandGenesis (image_info=<optimized out>, command=<optimized out>, argc=<optimized out>, argv=<optimized out>, metadata=0x0, exception=0x88331d8) at ../ImageMagick_git/MagickWand/mogrify.c:172
#15 0x08052897 in MagickMain (argc=<optimized out>, argv=0xbffff104) at ../ImageMagick_git/utilities/magick.c:76
#16 main (argc=<optimized out>, argv=0xbffff104) at ../ImageMagick_git/utilities/magick.c:89

[Moshe Kaplan (moshekaplan)]

https://github.com/ImageMagick/ImageMagick/issues/26