Opened 13 years ago
Closed 13 years ago
#37 closed defect (fixed)
SEGFAULT when testing syntax
| Reported by: | www.google.com/accounts/o8/id?id=AItOawn4-PLPDRvUy9amcGwVzi74Lox5Uiyk928 | Owned by: | Maxim Dounin |
|---|---|---|---|
| Priority: | minor | Milestone: | |
| Component: | nginx-module | Version: | 1.1.x |
| Keywords: | stub_status | Cc: | |
| uname -a: | Linux ***.com 2.6.36 #4 SMP Mon Feb 21 17:48:32 CET 2011 x86_64 Intel(R) Xeon(R) CPU L5630 @ 2.13GHz GenuineIntel GNU/Linux | ||
| nginx -V: |
nginx: nginx version: nginx/1.1.6
nginx: built by gcc 4.4.0 (GCC) nginx: TLS SNI support enabled nginx: configure arguments: --prefix=/usr --conf-path=/etc/nginx/nginx.conf --pid-path=/var/run/nginx.pid --lock-path=/var/run/nginx.lock --user=nobody --group=nobody --with-ipv6 --with-http_ssl_module --with-http_stub_status_module --http-log-path=/var/log/nginx/access.log --add-module=syslog --error-log-path=/var/log/nginx/error.log --http-client-body-temp-path=/tmp --http-proxy-temp-path=/tmp --without-http_fastcgi_module --without-http_uwsgi_module --without-http_scgi_module |
||
Description
nginx is segfaulting in src/core/ngx_string.c:253 when running syntax check (-t).
It seems to be related to module stub_status
Here is gdb session :
(gdb) break src/core/ngx_string.c:251
Breakpoint 1 at 0x40b6a8: file src/core/ngx_string.c, line 251.
(gdb) run -t
Starting program: /usr/sbin/nginx -t
[...]
Breakpoint 1, ngx_vslprintf (buf=0x685b1e "", last=0xffffffffffffffff <Address 0xffffffffffffffff out of bounds>,
fmt=0x4633d1 "s, %02d %s %4d %02d:%02d:%02d GMT", args=0x7fffffffe370) at src/core/ngx_string.c:252
[...]
(gdb) info args
buf = 0x685b1e ""
last = 0xffffffffffffffff <Address 0xffffffffffffffff out of bounds>
fmt = 0x4633d1 "s, %02d %s %4d %02d:%02d:%02d GMT"
args = 0x7fffffffe370
(gdb) continue
[... 5 breakpoints at the same point, continue anyway]
Breakpoint 1, ngx_vslprintf (buf=0x7fffffffd64f "", last=0x7fffffffddf0 "(", fmt=0x46b74c "s:%ui", args=0x7fffffffddf0)
at src/core/ngx_string.c:252
252 in src/core/ngx_string.c
(gdb) continue
Continuing.
Program received signal SIGSEGV, Segmentation fault.
ngx_vslprintf (buf=0x7fffffffd64f "", last=0x7fffffffddf0 "(", fmt=0x46b74c "s:%ui", args=0x7fffffffddf0) at src/core/ngx_string.c:253
253 in src/core/ngx_string.c
(gdb) info args
buf = 0x7fffffffd64f ""
last = 0x7fffffffddf0 "("
fmt = 0x46b74c "s:%ui"
args = 0x7fffffffddf0
Nginx config file content
http {
ssl on;
server {
listen 80;
stub_status on;
}
}
Attachments (1)
Change History (5)
by , 13 years ago
| Attachment: | patch-nginx-ssl-config.txt added |
|---|
comment:1 by , 13 years ago
| Owner: | changed from to |
|---|---|
| Status: | new → assigned |
comment:4 by , 13 years ago
| Resolution: | → fixed |
|---|---|
| Status: | assigned → closed |
Fix committed (and merged into stable), thanks.
Thank you for report. It's the problem in ssl module, attached patch fixes it.