Dmesg log flooded with 'EDID block 0 is all zeroes' messages.
Issue
- Messages related to EDID(
Extended Display Identification Data) are flooding in the logs after updating the system to RHEL 9.6. Note: same message is reported in RHEL 9.5 kernel as well, but only once.
# dmesg |tail
[ 788.300499] EDID block 0 is all zeroes
[ 798.540602] EDID block 0 is all zeroes
[ 808.780627] EDID block 0 is all zeroes
[ 819.020698] EDID block 0 is all zeroes
[ 829.260786] EDID block 0 is all zeroes
Environment
- Red Hat Enterprise Linux 9.6
- DELL R770
- Matrox G200eW3 [
102b:0536]
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