[FFmpeg-user] Illegal memory access when using nvdec

Carl Eugen Hoyos ceffmpeg at gmail.com
Sun Mar 1 11:31:58 EET 2020



> Am 01.03.2020 um 05:16 schrieb Dennis Mungai <dmngaie at gmail.com>:
> 
> I've ran into some scenarios where a long running FFmpeg process configured
> to use NVDEC crashes with the error message: illegal memory access,
> something related to cuda.
> 
> I'm unable to consistently reproduce this issue with concurrent runs as I'm
> transcoding live channels (provided as mpegts udp streams). When I'm back
> on my desk I'll try to copy and paste the exact error message and the
> FFmpeg command used.

Don’t forget to tell your OS to provide crash dumps and send backtrace, disassembly and register dump with together with command line and complete, uncut console output to this mailing list.

There is some probability that the issue you see cannot be fixed in FFmpeg.

Carl Eugen


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