Re: SIGSEGV в ngx_create_full_path()

[Victor Antonovich]

Добрый день!

19.08.2010 10:14, Maxim Dounin пишет:

> Бектрейс некорректный, такой последовательности вызовов быть
> просто не может.  Скорее всего в процессе работы в gdb корка была
> перезаписана следующей.
>
> Хотелось бы увидеть нормальный бектрейс, а равно debug log
> запроса, приводящего к падению.  Спасибо.

Прошу прощения, бектрейс был сделан не с теми debug symbols. Вот 
исправленный бектрейс:

#0  0x0805b0b4 in ngx_ext_rename_file (src=0x4, to=0xbfe84160, 
ext=0xbfe84148) at src/core/ngx_file.c:544
#1  0x0809d04e in ngx_http_dav_put_handler (r=0x9e40b50) at 
src/http/modules/ngx_http_dav_module.c:260
#2  0x08083598 in ngx_http_read_client_request_body (r=0x9e40b50, 
post_handler=0x809cf50 <ngx_http_dav_put_handler>) at 
src/http/ngx_http_request_body.c:152
#3  0x0809cdc2 in ngx_http_dav_handler (r=0x9e40b50) at 
src/http/modules/ngx_http_dav_module.c:171
#4  0x080795dc in ngx_http_core_content_phase (r=0x9e40b50, 
ph=0x9eaa140) at src/http/ngx_http_core_module.c:1286
#5  0x08074f6b in ngx_http_core_run_phases (r=0x9e40b50) at 
src/http/ngx_http_core_module.c:817
#6  0x0807b113 in ngx_http_request_handler (ev=0x1b4) at 
src/http/ngx_http_request.c:1806
#7  0x08067d6f in ngx_event_process_posted (cycle=0x9e05f90, 
posted=0x80dd214) at src/event/ngx_event_posted.c:39
#8  0x08067bc3 in ngx_process_events_and_timers (cycle=0x9e05f90) at 
src/event/ngx_event.c:272
#9  0x0806d6b9 in ngx_worker_process_cycle (cycle=0x9e05f90, data=0x0) 
at src/os/unix/ngx_process_cycle.c:791
#10 0x0806bd22 in ngx_spawn_process (cycle=0x9e05f90, proc=0x806d620 
<ngx_worker_process_cycle>, data=0x0, name=0x80bde69 "worker process", 
respawn=-4)
     at src/os/unix/ngx_process.c:194
#11 0x0806cc4c in ngx_start_worker_processes (cycle=0x9e05f90, n=3, 
type=-4) at src/os/unix/ngx_process_cycle.c:355
#12 0x0806e093 in ngx_master_process_cycle (cycle=0x9e05f90) at 
src/os/unix/ngx_process_cycle.c:249
#13 0x080547bf in main (argc=3, argv=0xbfe846a4) at src/core/nginx.c:396

Access-log:

192.168.1.10 - - [20/Aug/2010:11:22:56 +0400] GET 
/obr/repository-remote.xml.lock HTTP/1.1 "200" 1 "-" "Apache-Maven/2.2 
(Java 1.6.0_18; Linux 2.6.33.6-147.2.4_1.cubbi_tuxonice.fc13.x86_64) 
maven-artifact/2.2.1" "-"
192.168.1.10 - - [20/Aug/2010:11:22:56 +0400] PUT 
/obr/repository-remote.xml.lock HTTP/1.1 "204" 0 "-" "Apache-Maven/2.2 
(Java 1.6.0_18; Linux 2.6.33.6-147.2.4_1.cubbi_tuxonice.fc13.x86_64) 
maven-artifact/2.2.1" "-"
192.168.1.10 - - [20/Aug/2010:11:22:56 +0400] GET 
/obr/repository-remote.xml HTTP/1.1 "200" 384713 "-" "Apache-Maven/2.2 
(Java 1.6.0_18; Linux 2.6.33.6-147.2.4_1.cubbi_tuxonice.fc13.x86_64) 
maven-artifact/2.2.1" "-"
192.168.1.10 - - [20/Aug/2010:11:22:57 +0400] PUT 
/obr/repository-remote.xml HTTP/1.1 "204" 0 "-" "Apache-Maven/2.2 (Java 
1.6.0_18; Linux 2.6.33.6-147.2.4_1.cubbi_tuxonice.fc13.x86_64) 
maven-artifact/2.2.1" "-"
192.168.1.10 - - [20/Aug/2010:11:22:57 +0400] PUT 
/obr/repository-remote.xml.lock HTTP/1.1 "204" 0 "-" "Apache-Maven/2.2 
(Java 1.6.0_18; Linux 2.6.33.6-147.2.4_1.cubbi_tuxonice.fc13.x86_64) 
maven-artifact/2.2.1" "-"

Debug-log: http://pastebin.com/RbZtUB5v

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С уважением,

Антонович Виктор.