On Fri, Mar 26, 2021 at 01:53:47PM -0400, Len Brown wrote: > At Dave's suggestion, we had a 64 *KB* sanity check on this path. > Boris forced us to remove it, because we could not tell him > how we chose the number 64. The only 64 I can remember is #define XSTATE_BUFFER_MAX_BYTES (64 * 1024) What does an arbitrary number have to do with signal handling and pushing a fat frame on the sigaltstack? -- Regards/Gruss, Boris. SUSE Software Solutions Germany GmbH, GF: Felix Imendörffer, HRB 36809, AG Nürnberg