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#54 closed defect (fixed)

SEGFAULT in 1.0.9

Reported by:	www.google.com/accounts/o8/id?id=AItOawlrkCvTFNQql78chIYueQX_3DBjOlJsesQ	Owned by:	somebody
Priority:	major	Milestone:
Component:	nginx-core	Version:	1.0.x
Keywords:	worker coredump, signal 11, segfault in ssl	Cc:
uname -a:	FreeBSD hst000.vps 8.2-RELEASE-p3 FreeBSD 8.2-RELEASE-p3 #0: Tue Sep 27 18:45:57 UTC 2011 root@amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC amd64
nginx -V:	nginx: nginx version: nginx/1.0.10 nginx: TLS SNI support enabled nginx: configure arguments: --prefix=/usr/local/etc/nginx --with-cc-opt='-I /usr/local/include' --with-ld-opt='-L /usr/local/lib' --conf-path=/usr/local/etc/nginx/nginx.conf --sbin-path=/usr/local/sbin/nginx --pid-path=/var/run/nginx.pid --error-log-path=/var/log/httpd/nginx-error.log --user=www --group=www --with-debug --with-file-aio --with-ipv6 --http-client-body-temp-path=/var/tmp/nginx/client_body_temp --http-fastcgi-temp-path=/var/tmp/nginx/fastcgi_temp --http-proxy-temp-path=/var/tmp/nginx/proxy_temp --http-scgi-temp-path=/var/tmp/nginx/scgi_temp --http-uwsgi-temp-path=/var/tmp/nginx/uwsgi_temp --http-log-path=/var/log/httpd/nginx-access.log --with-http_addition_module --add-module=/var/ports/basejail/usr/ports/www/nginx/work/ngx_http_auth_pam_module-1.2 --add-module=/var/ports/basejail/usr/ports/www/nginx/work/ngx_cache_purge-1.4 --add-module=/var/ports/basejail/usr/ports/www/nginx/work/agentzh-echo-nginx-module-13dd12f --add-module=/var/ports/basejail/usr/ports/www/nginx/work/agentzh-headers-more-nginx-module-137855d --add-module=/var/ports/basejail/usr/ports/www/nginx/work/ngx-fancyindex-0.3.1 --with-http_flv_module --with-http_geoip_module --with-http_gzip_static_module --with-http_image_filter_module --add-module=/var/ports/basejail/usr/ports/www/nginx/work/ngx_http_subs_filter_module-0.5.2.r45 --with-http_ssl_module --with-http_stub_status_module --with-http_sub_module --with-http_xslt_module --add-module=/var/ports/basejail/usr/ports/www/nginx/work/agentzh-chunkin-nginx-module-b0a3ee3 --with-pcre

Description

Segmentation faults in worker processes since 1.0.9 version.
nginx configuration is the same as in 1.0.8.
1.0.10 version same behavior as 1.0.9

In debug log and backtraces looks like SSL issue. (see in attachment)

openssl version
OpenSSL 0.9.8q 2 Dec 2010 (FreeBSD 8.2-RELEASE bundled)

nginx made from ports.
Compiller options:
CPUTYPE?=native
CFLAGS= -O2 -fno-strict-aliasing -pipe

Snip from error log:
2011/11/17 10:20:05 [notice] 41539#0: signal 23 (SIGIO) received
2011/11/17 10:20:05 [notice] 41539#0: signal 23 (SIGIO) received
2011/11/17 10:20:50 [notice] 41539#0: signal 20 (SIGCHLD) received
2011/11/17 10:20:50 [alert] 41539#0: worker process 41543 exited on signal 11 (core dumped)
2011/11/17 10:20:50 [notice] 41539#0: start worker process 41565
2011/11/17 10:20:50 [notice] 41539#0: signal 23 (SIGIO) received
2011/11/17 10:20:50 [notice] 41539#0: signal 23 (SIGIO) received
2011/11/17 10:20:50 [notice] 41539#0: signal 23 (SIGIO) received
2011/11/17 10:20:51 [notice] 41539#0: signal 20 (SIGCHLD) received
2011/11/17 10:20:51 [alert] 41539#0: worker process 41541 exited on signal 11 (core dumped)
2011/11/17 10:20:51 [notice] 41539#0: start worker process 41566
2011/11/17 10:20:51 [notice] 41539#0: signal 23 (SIGIO) received
2011/11/17 10:20:51 [notice] 41539#0: signal 23 (SIGIO) received
2011/11/17 10:20:51 [notice] 41539#0: signal 23 (SIGIO) received

Attachments (6)

bt.txt (1.8 KB ) - added by www.google.com/accounts/o8/id?id=AItOawlrkCvTFNQql78chIYueQX_3DBjOlJsesQ 13 years ago.: backtrace
backtrace_full.txt (5.5 KB ) - added by www.google.com/accounts/o8/id?id=AItOawlrkCvTFNQql78chIYueQX_3DBjOlJsesQ 13 years ago.: Full backtrace
debug.log (31.4 KB ) - added by www.google.com/accounts/o8/id?id=AItOawlrkCvTFNQql78chIYueQX_3DBjOlJsesQ 13 years ago.: Debug log
nginx.conf (4.1 KB ) - added by www.google.com/accounts/o8/id?id=AItOawlrkCvTFNQql78chIYueQX_3DBjOlJsesQ 13 years ago.: main config
website.conf (9.4 KB ) - added by www.google.com/accounts/o8/id?id=AItOawlrkCvTFNQql78chIYueQX_3DBjOlJsesQ 13 years ago.: and another one from include dir
patch-nginx-ssl.txt (2.0 KB ) - added by Maxim Dounin 13 years ago.

Download all attachments as: .zip

Change History (13)

by www.google.com/accounts/o8/id?id=AItOawlrkCvTFNQql78chIYueQX_3DBjOlJsesQ, 13 years ago

Attachment:	bt.txt added

backtrace

by www.google.com/accounts/o8/id?id=AItOawlrkCvTFNQql78chIYueQX_3DBjOlJsesQ, 13 years ago

Attachment:	backtrace_full.txt added

Full backtrace

by www.google.com/accounts/o8/id?id=AItOawlrkCvTFNQql78chIYueQX_3DBjOlJsesQ, 13 years ago

Attachment:	debug.log added

Debug log

follow-up: 2 comment:1 by Maxim Dounin, 13 years ago

Status:	new → accepted

Could you please show nginx configuration?

by www.google.com/accounts/o8/id?id=AItOawlrkCvTFNQql78chIYueQX_3DBjOlJsesQ, 13 years ago

Attachment:	nginx.conf added

main config

by www.google.com/accounts/o8/id?id=AItOawlrkCvTFNQql78chIYueQX_3DBjOlJsesQ, 13 years ago

Attachment:	website.conf added

and another one from include dir

in reply to: 1 comment:2 by www.google.com/accounts/o8/id?id=AItOawlrkCvTFNQql78chIYueQX_3DBjOlJsesQ, 13 years ago

Replying to mdounin:

Could you please show nginx configuration?

Added 2 configs.

by Maxim Dounin, 13 years ago

Attachment:	patch-nginx-ssl.txt added

comment:3 by Maxim Dounin, 13 years ago

Attached patch should fix this.

Workaround is to define ssl_certificate inside all servers listening on ssl sockets (website.com.ua causes problem in your case as it doesn't have ssl_certificate defined).