id,summary,reporter,owner,description,type,status,priority,milestone,component,version,resolution,keywords,cc,uname,nginx_version 2044,Master process crash during reload,ivantomica@…,,"Not sure if this is the correct place to raise an issue. In case you suspect this might be due to the nature package is built on Ubuntu end, feel free to point me to their bugtracker. Ubuntu 20.04 LTS based system with nginx from official repositories. Background: When trying to reload the nginx with following command: nginx -s reload Process periodically fails and the whole Nginx crashes. The only thing I've caught in the logs are these two messages: 2020/09/11 04:43:06 [notice] 1658923#1658923: signal process started panic: memory wrap at /usr/share/perl/5.30/constant.pm line 20. Compilation failed in require at /usr/lib/x86_64-linux-gnu/perl5/5.30/nginx.pm line 61. BEGIN failed--compilation aborted at /usr/lib/x86_64-linux-gnu/perl5/5.30/nginx.pm line 61. Compilation failed in require. BEGIN failed--compilation aborted. 2020/09/11 04:43:06 [alert] 1658915#1658915: perl_parse() failed: 255 Problem is temporarily mitigated by adding Restart=on-failure in the systemd unit. As it only occurs periodically, the only real way to trigger it on my end was to issue the reload command multiple times in a row. Let me know if I can provide any additional information.",defect,closed,minor,,nginx-module,1.18.x,duplicate,nginx perl,,Linux web0 5.4.0-39-generic #43-Ubuntu SMP Fri Jun 19 10:28:31 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux,"nginx version: nginx/1.18.0 (Ubuntu) built with OpenSSL 1.1.1f 31 Mar 2020 (running with OpenSSL 1.1.1g 21 Apr 2020) TLS SNI support enabled configure arguments: --with-cc-opt='-g -O2 -fdebug-prefix-map=/build/nginx-5J5hor/nginx-1.18.0=. -fstack-protector-strong -Wformat -Werror=format-security -fPIC -Wdate-time -D_FORTIFY_SOURCE=2' --with-ld-opt='-Wl,-Bsymbolic-functions -Wl,-z,relro -Wl,-z,now -fPIC' --prefix=/usr/share/nginx --conf-path=/etc/nginx/nginx.conf --http-log-path=/var/log/nginx/access.log --error-log-path=/var/log/nginx/error.log --lock-path=/var/lock/nginx.lock --pid-path=/run/nginx.pid --modules-path=/usr/lib/nginx/modules --http-client-body-temp-path=/var/lib/nginx/body --http-fastcgi-temp-path=/var/lib/nginx/fastcgi --http-proxy-temp-path=/var/lib/nginx/proxy --http-scgi-temp-path=/var/lib/nginx/scgi --http-uwsgi-temp-path=/var/lib/nginx/uwsgi --with-debug --with-compat --with-pcre-jit --with-http_ssl_module --with-http_stub_status_module --with-http_realip_module --with-http_auth_request_module --with-http_v2_module --with-http_dav_module --with-http_slice_module --with-threads --with-http_addition_module --with-http_flv_module --with-http_geoip_module=dynamic --with-http_gunzip_module --with-http_gzip_static_module --with-http_image_filter_module=dynamic --with-http_mp4_module --with-http_perl_module=dynamic --with-http_random_index_module --with-http_secure_link_module --with-http_sub_module --with-http_xslt_module=dynamic --with-mail=dynamic --with-mail_ssl_module --with-stream=dynamic --with-stream_ssl_module --with-stream_ssl_preread_module --add-dynamic-module=/build/nginx-5J5hor/nginx-1.18.0/debian/modules/http-headers-more-filter --add-dynamic-module=/build/nginx-5J5hor/nginx-1.18.0/debian/modules/http-auth-pam --add-dynamic-module=/build/nginx-5J5hor/nginx-1.18.0/debian/modules/http-cache-purge --add-dynamic-module=/build/nginx-5J5hor/nginx-1.18.0/debian/modules/http-dav-ext --add-dynamic-module=/build/nginx-5J5hor/nginx-1.18.0/debian/modules/http-ndk --add-dynamic-module=/build/nginx-5J5hor/nginx-1.18.0/debian/modules/http-echo --add-dynamic-module=/build/nginx-5J5hor/nginx-1.18.0/debian/modules/http-fancyindex --add-dynamic-module=/build/nginx-5J5hor/nginx-1.18.0/debian/modules/nchan --add-dynamic-module=/build/nginx-5J5hor/nginx-1.18.0/debian/modules/http-lua --add-dynamic-module=/build/nginx-5J5hor/nginx-1.18.0/debian/modules/rtmp --add-dynamic-module=/build/nginx-5J5hor/nginx-1.18.0/debian/modules/http-uploadprogress --add-dynamic-module=/build/nginx-5J5hor/nginx-1.18.0/debian/modules/http-upstream-fair --add-dynamic-module=/build/nginx-5J5hor/nginx-1.18.0/debian/modules/http-subs-filter --add-dynamic-module=/build/nginx-5J5hor/nginx-1.18.0/debian/modules/http-geoip2"