On Fri, 25 Feb 2022, László Böszörményi (GCS) wrote:

Is the specific JPEG file which caused the issue available?
Wild guess only, as I'm away from home right now. But that image can
be exif.jpg [1] or any other from the 'fixtures' directory.

Hope this helps,
Laszlo/GCS
[1] 
https://salsa.debian.org/ruby-team/ruby-mini-magick/-/blob/master/spec/fixtures/exif.jpg

This is what I get from 'gm identify -verbose exif.jpg' for the above file on my system. Is the output different/failing on the targets with the problem?

Image: /home/bfriesen/src/minimagick.git/spec/fixtures/exif.jpg
  Format: JPEG (Joint Photographic Experts Group JFIF format)
  Geometry: 50x81
  Class: DirectClass
  Type: true color
  Depth: 8 bits-per-pixel component
  Channel Depths:
    Red:      8 bits
    Green:    8 bits
    Blue:     8 bits
  Channel Statistics:
    Red:
      Minimum:                     0.00 (0.0000)
      Maximum:                 65535.00 (1.0000)
      Mean:                    29908.26 (0.4564)
      Standard Deviation:      18652.70 (0.2846)
    Green:
      Minimum:                     0.00 (0.0000)
      Maximum:                 65535.00 (1.0000)
      Mean:                    28896.32 (0.4409)
      Standard Deviation:      18685.80 (0.2851)
    Blue:
      Minimum:                     0.00 (0.0000)
      Maximum:                 65535.00 (1.0000)
      Mean:                    28056.72 (0.4281)
      Standard Deviation:      18467.20 (0.2818)
  Resolution: 72x72 pixels
  Filesize: 14.7Ki
  Interlace: No
  Orientation: Unknown
  Background Color: white
  Border Color: #DFDFDF
  Matte Color: #BDBDBD
  Page geometry: 50x81+0+0
  Compose: Over
  Dispose: Undefined
  Iterations: 0
  Compression: JPEG
  JPEG-Quality: 93
  JPEG-Colorspace: 2
  JPEG-Colorspace-Name: RGB
  JPEG-Sampling-factors: 1x2,1x1,1x1
  Signature: 32e486a5139c320c9eff1667ee4e9261d8eec83c51fe408913fa22eb0d87dcfc
  Profile-EXIF: 7576 bytes
    Make: samsung
    Model: SM-G925F
    Orientation: 0
    X Resolution: 72/1
    Y Resolution: 72/1
    Resolution Unit: 0
    Software: GIMP 2.8.10
    Date Time: 2016:11:12 16:00:01
    Y Cb Cr Positioning: 1
    Exif Offset: 200
    Exposure Time: 1/25
    F Number: 19/10
    Exposure Program: 2
    ISO Speed Ratings: 200
    Exif Version: 0220
    Date Time Original: 2016:11:12 09:17:56
    Date Time Digitized: 2016:11:12 09:17:56
    Shutter Speed Value: 464/100
    Aperture Value: 185/100
    Brightness Value: 30/100
    Exposure Bias Value: 0/10
    Max Aperture Value: 185/100
    Metering Mode: 2
    Flash: 0
    Focal Length: 430/100
    Maker Note: 
\007\000\001\000\007\000\004\000\000\0000100\002\000\004\000\001\000\000\000\000
 
\001\000\014\000\004\000\001\000\000\000\000\000\000\000\020\000\005\000\001\000\000\000Z\000\000\000@\000\004\000\001\000\000\000\000\000\000\000P\000\004\000\001\000\000\000\001\000\000\000\000\001\003\000\001\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000
    User Comment: 
\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000
    Flash Pix Version: 0100
    Color Space: 1
    Exif Image Width: 1459
    Exif Image Length: 2360
    Exposure Mode: 0
    White Balance: 0
    Focal Length In35mm Film: 28
    Scene Capture Type: 0
    Image UniqueID: A16LSIA00VM A16LSIL02SM\012
  Profile-XMP: 4102 bytes
  Tainted: False
  Elapsed Time: 0m:0.000187s
  Pixels Per Second: 20.6Mi

Bob
--
Bob Friesenhahn
bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer,    http://www.GraphicsMagick.org/
Public Key,     http://www.simplesystems.org/users/bfriesen/public-key.txt

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