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Quantron screenshot fail due to USB stick mount issues
Posted by Anonymous on Mon 26th Aug 2019 13:43
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  1. # pgrep codesys                          
  2. 793
  3. # strace -f -p 793 -e mount,umount      
  4. Process 793 attached with 13 threads
  5. [pid   826] mount("", "/media/usb0", 0xb6d10694, MS_REMOUNT|MS_BIND, "") = 0
  6. [pid   826] mount("", "/media/usb0", 0xb6d10694, MS_REMOUNT|MS_BIND, "") = 0
  7. [pid   826] umount("/media/usb0", MNT_DETACH) = 0
  8. [pid   826] mount("", "/media/usb0", 0xb6d10694, MS_REMOUNT|MS_BIND, "") = -1 EINVAL (Invalid argument)

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