[...] part of an ordinary jenkins startup [...] 2025-07-31 16:17:37.007+0000 [id=40] INFO hudson.slaves.SlaveComputer#tryReconnect: Attempting to reconnect [47.084s][warning][os,thread] Attempt to protect stack guard pages failed (0x00007f220fc6c000-0x00007f220fc70000). # # A fatal error has been detected by the Java Runtime Environment: # Native memory allocation (mprotect) failed to protect 16384 bytes. Error detail: memory to guard stack pages [47.084s][warning][os,thread] Failed to start thread "Unknown thread" - pthread_create failed (EAGAIN) for attributes: stacksize: 1024k, guardsize: 4k, detached. # An error report file with more information is saved as: # /tmp/hs_err_pid6.log [47.084s][warning][os,thread] Failed to start the native thread for java.lang.Thread "OkHttp Dispatcher" [47.084s][warning][os,thread] Failed to start thread "Unknown thread" - pthread_create failed (EAGAIN) for attributes: stacksize: 1024k, guardsize: 4k, detached. [47.085s][warning][os,thread] Failed to start the native thread for java.lang.Thread "OkHttp Dispatcher" [47.085s][warning][os,thread] Failed to start thread "Unknown thread" - pthread_create failed (EAGAIN) for attributes: stacksize: 1024k, guardsize: 4k, detached. [...] 4 thousand lines later [...] [47.492s][warning][os,thread] Failed to start the native thread for java.lang.Thread "OkHttp Dispatcher" [47.492s][warning][os,thread] Failed to start thread "Unknown thread" - pthread_create failed (EAGAIN) for attributes: stacksize: 1024k, guardsize: 4k, detached. [47.493s][warning][os,thread] Failed to start the native thread for java.lang.Thread "OkHttp Dispatcher" [47.493s][warning][os,thread] Failed to start thread "Unknown thread" - pthread_create failed (EAGAIN) for attributes: stacksize: 1024k, guardsize: 4k, detached. # # If you would like to submit a bug report, please visit: # https://github.com/adoptium/adoptium-support/issues # [47.493s][warning][os,thread] Failed to start the native thread for java.lang.Thread "OkHttp Dispatcher" [jenkins was killed]